+

WO2016033979A1 - Procédé de traitement, dispositif et système pour la fourniture de service utilisateur - Google Patents

Procédé de traitement, dispositif et système pour la fourniture de service utilisateur Download PDF

Info

Publication number
WO2016033979A1
WO2016033979A1 PCT/CN2015/077323 CN2015077323W WO2016033979A1 WO 2016033979 A1 WO2016033979 A1 WO 2016033979A1 CN 2015077323 W CN2015077323 W CN 2015077323W WO 2016033979 A1 WO2016033979 A1 WO 2016033979A1
Authority
WO
WIPO (PCT)
Prior art keywords
user
function entity
service
access
request
Prior art date
Application number
PCT/CN2015/077323
Other languages
English (en)
Chinese (zh)
Inventor
谢宝国
郑江霓
陶峑郡
Original Assignee
中兴通讯股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2016033979A1 publication Critical patent/WO2016033979A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/40—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks using virtualisation of network functions or resources, e.g. SDN or NFV entities

Definitions

  • the present invention relates to the field of communications, and in particular, to a processing method, apparatus, and system for providing user service.
  • the fifth-generation mobile communication technology (5G) mobile broadband system will become a wireless mobile communication system for the human information society after 2020. It is a multi-service and multi-technology convergence network. Through the evolution and innovation of technology, it will meet the future wide range. The ever-evolving needs of data and connected services enhance the user experience.
  • 5G fifth-generation mobile communication technology
  • Wireless mobile communication technology and computer and information technology will be more closely and deeper cross-integration, integrated circuits, device technology, software technology, etc. will continue to develop rapidly, supporting the future development of 5G mobile broadband industry.
  • 5G networks need to provide users with an on-line experience and meet more high-value scenarios such as industrial control and emergency communications.
  • it is required to further reduce the user plane delay and control plane delay, which is 5-10 times shorter than 4G, reaching the limit of human response, for example: 5ms (tactile response), and providing a true always-on experience.
  • 5ms tacile response
  • FIG. 1 is a schematic diagram of a network architecture of a fourth generation mobile communication technology (4G) evolved packet core network (EPC) according to the related art.
  • the network architecture can include the following components:
  • E-UTRAN evolved universal mobile telecommunications system terrestrial radio access network
  • the Mobility Management Entity is responsible for control plane mobility management, which may include, but is not limited to, user context and mobility state management, and allocation of user temporary identity identifiers;
  • a service gateway entity (Server-Single Gateway, S-GW for short), which is a user plane entity and is responsible for user plane data routing processing;
  • PPP packet data network gateway
  • P-GW packet data network gateway
  • the P-GW and the S-GW may be combined in one physical entity.
  • SGSN Serving GPRS Supporting Node
  • PCRF Policy and Charging Rule Function
  • a Home Subsriber Server (HSS) is used to store user subscription information.
  • the above network architecture mainly has the following defects:
  • the access control is centralized to the MME
  • the service control is centralized on the PGW gateway
  • the policy control is centralized in the PCRF.
  • Etc., user-based context sharing, etc. There is no unified coordination point based on user-based management, so users cannot be fully monitored and cannot be rooted. According to the real-time needs of users, timely adjust access control parameters, increase or decrease network resources, billing optimization, value-added services and other services to improve users' efficient services and enhance user experience.
  • the invention provides a processing method, device and system for providing user service, so as to solve at least the related technology, there is a problem that the user cannot perform unified coordinated management, and the user cannot be monitored in all directions and the service is uniformly provided.
  • a method for processing user service provision comprising: a user management function entity receiving a request message for requesting a service based on a user; the user management function entity according to the request message The user provides the service.
  • the user management function entity provides the user with the service according to the request message, including at least one of the following: the request message received by the user management function entity is used to request an access network.
  • the user management function entity In the case of the access request, the user management function entity generates an access control parameter for the user according to the access request, and sends the access control parameter to the corresponding access function entity to perform access. a control process; where the request message received by the user management function entity is a resource request for requesting allocation or update of a resource for the user, the user management function entity is configured according to the resource request The user allocates or updates the network resource; if the request message received by the user management function entity is a service request of the user, the user management function entity provides the service request to the user according to the service request.
  • Corresponding network resources, policy information, and data transmission service chain provides a service data service for the user; if the request message received by the user management function entity is a QoE request for requesting an upgrade of the quality of experience QoE, the user management function entity is configured according to the QoE Requesting to dynamically adjust network resources for the user, and performing QoE promotion processing; where the request message received by the user management function entity is a QoS request for requesting to improve quality of service QoS, the user management function entity And selecting, according to the QoS request, a service function entity that provides a service for the user, and switching the service of the user to the selected service function entity.
  • the user management function entity generates an access control parameter for the user according to the access request, and sends the access control parameter to the corresponding access function entity to perform access control processing.
  • the user management function entity acquires user information of the user according to the access request; the user management function entity generates an access control parameter according to the user information, where the access control parameter includes: Recognit a parameter, a network resource configuration parameter, a policy and a charging parameter, and a session control parameter; the user management function entity sends the access authentication parameter to an access control function entity, and sends the network resource configuration parameter to the
  • the wireless access function entity after receiving the message that the user accesses the success, the user management function entity sends the policy and charging parameters and the session control parameters to the session control function entity to perform session control, policy and charging processing.
  • the user management function entity generates an access control parameter for the user according to the access request, and sends the access control parameter to the corresponding access function entity to perform access control.
  • the method further includes: the user management function entity sending the access request to the orchestration function entity; receiving the function entity generated by the orchestration function entity according to the access request for serving the user, or The orchestration functional entity provides the user management functional entity with a selectable list of functional entities for serving the user.
  • the user information is obtained by searching at least one of the following manners: the user information is searched from the user data information database according to the user identifier; and the user information is obtained from the remote business function entity to the user's business requirement. .
  • the user information includes at least one of the following: user subscription information, user preference information, user service requirement information, user location information, and user priority information.
  • the user management function entity provides the user with network resources, policy information, and a data transmission service chain corresponding to the service request according to the service request, according to the network resource, policy information, and data transmission.
  • the service chain providing the service data service to the user includes: the user management function entity requests a service requirement of the user from the remote service function entity according to the service request; and the user management function entity generates the service corresponding according to the service requirement Network resource, policy information, and data transmission service chain; the user management function entity sends the network resource, policy information, and the data transmission service chain to a wireless access function entity and a forwarding routing function entity to perform forwarding of service data deal with.
  • the user management function entity provides the user with the network resource, the policy information, and the data transmission service chain corresponding to the service request according to the service request, according to the network resource, the policy information, and the data.
  • the method further includes: the user management function entity receives an update request sent by the remote service function entity to modify the service requirement; and the user management function entity is configured according to the update request.
  • the network resource, the policy, and the data transmission service chain corresponding to the service data service are modified, and the service data service is provided to the user according to the modified network resource, the policy, and the data transmission service chain.
  • the user management function entity dynamically adjusts network resources for the user according to the QoE request, and the performing QoE promotion process includes at least one of the following: the user management function entity detects the wireless access function entity. When the network resources of the session control function entity and the calculated storage resources are idle, The QoE is upgraded by the wireless access function entity and the session control function entity to add network resources and calculate storage resources to the user; the user management function entity will be reduced from other users except the user.
  • the user management function entity Allocating but unused network resources and computing storage resources, adding to the user's network resources and calculating storage resources to promote the QoE; the user management function entity will be reduced from other users whose users have lower priority than the user Network resources and computing storage resources, adding to the user's network resources and calculating storage resources to enhance the QoE; the user management function entity requests the orchestration function entity to update the data transmission service chain, and adopting the updated by the route forwarding function entity
  • the data service transmission chain performs the method of forwarding user service data to enhance the QoE.
  • the user management function entity selects a service function entity that provides a service for the user according to the QoS request, and switches the service of the user to the selected service function entity, including at least one of the following
  • the user management function entity selects a wireless access function entity with the best network resource for the user according to the network resource information reported by the wireless access function entity in the predetermined location range of the user, and the service of the user Switching to the selected wireless access function entity; the user management function entity selects the optimal routing function of the network resource for the user according to the network resource information reported by the session control function entity in the predetermined location range of the user.
  • a processing device for providing user service which is located in a user management function entity, and includes: a receiving module, configured to receive a request message for requesting a service based on a user; and a providing module, configured to The request message provides a service to the user.
  • the providing module includes at least one of the following: an access unit, configured to be that, when the request message received by the user management function entity is an access request for requesting access to a network, And generating an access control parameter for the user according to the access request, and sending the access control parameter to a corresponding access function entity to perform an access control process; and the resource unit is configured to be managed by the user
  • the request message received by the function entity is a resource request for requesting allocation or update of resources for the user, and the network resource is allocated or updated according to the resource request;
  • the providing unit is set to be in the In the case that the request message received by the user management function entity is a service request of the user, the network resource, the policy information, and the data transmission service chain corresponding to the service request are provided to the user according to the service request, according to the The network resource, the policy information, and the data transmission service chain provide the service data service for the user;
  • the execution unit is set to be in the office If the request message received by the user management function entity is used to request a
  • the access unit includes: an acquiring subunit, configured to acquire user information of the user according to the access request; and the first generating subunit is configured to generate access control according to the user information.
  • a parameter where the access control parameter includes: an access authentication parameter, a network resource configuration parameter, a policy and a charging parameter, and a session control parameter; and the first sending sub-unit is configured to deliver the access authentication parameter And sending, by the access control function entity, the network resource configuration parameter to the wireless access function entity; the second sending the sub-unit, configured to send the policy to the session control function entity after receiving the message that the user access is successful And the charging parameters and the session control parameters perform session control, policy and charging processing.
  • the apparatus further includes: a first sending subunit, configured to send the access request to the orchestration function entity; and a receiving subunit, configured to receive the orchestration function entity according to the access request
  • the generated functional entity for serving the user, or the orchestration functional entity provides the user management functional entity with a selectable list of functional entities for serving the user.
  • the providing unit includes: a requesting subunit, configured to request a service requirement of the user from the remote service function entity according to the service request; and the second generating subunit is configured to generate the according to the service requirement The network resource, the policy information, and the data transmission service chain corresponding to the service; the second sending subunit is configured to send the network resource, the policy information, and the data transmission service chain to the wireless access function entity and the forwarding routing function entity to perform Forward processing of business data.
  • the apparatus further includes: a receiving unit, configured to receive an update request sent by the remote service function entity to modify the service requirement; and the modifying unit is configured to serve the service data according to the update request.
  • a receiving unit configured to receive an update request sent by the remote service function entity to modify the service requirement
  • the modifying unit is configured to serve the service data according to the update request.
  • the execution unit includes at least one of the following: a first adding subunit, configured to detect, when the wireless access function entity, the network resource of the session control function entity, and the computing storage resource are idle, Upgrading the QoE by adding the network resource to the user by using the wireless access function entity and the session control function entity, and calculating the storage resource by using the second access subunit, and setting the user to be other than the user.
  • a first adding subunit configured to detect, when the wireless access function entity, the network resource of the session control function entity, and the computing storage resource are idle, Upgrading the QoE by adding the network resource to the user by using the wireless access function entity and the session control function entity, and calculating the storage resource by using the second access subunit, and setting the user to be other than the user.
  • the network resources of the other users are reduced and the storage resources are calculated, and the QoE is added to the network resources of the user and the storage resources are calculated; the update subunit is set to request the update function data chain to update the data transmission service chain.
  • the QoE is improved by the manner in which the routing forwarding function entity uses the updated data service transmission chain to forward user service data.
  • the switching unit includes at least one of the following: the first switching subunit is configured to select the network resource for the user according to the network resource information reported by the radio access function entity in the predetermined location range of the user. An excellent wireless access function entity, and switching the service of the user to the selected wireless access function entity; the second switching subunit is set to be reported according to the session control function entity in the predetermined location range of the user Network resource information, selecting, for the user, a forwarding routing function entity that is optimal for network resources, and switching the service of the user to the selected forwarding routing function entity; and the third switching subunit is configured to detect the The user switches the service of the user to a predetermined target wireless access function entity if the wireless signal of the source wireless access function entity is below a predetermined threshold.
  • a system for providing user service providing comprising: a user management function entity, configured to receive a request message for requesting a service based on a user, according to the received request message The user provides the service.
  • the system further includes at least one of: a user data information set, configured to store static data and/or dynamic data of the user; and a programming function entity configured to generate, for the user, the user information according to the user a list of functional entities for providing services; a wireless access function entity configured to provide user access and allocation of radio resources for the user; and an access control function entity configured to authenticate the user after accessing Authentication, access control, and execution of mobility management;
  • the session control function entity is configured to perform at least one of: assigning an IP address to the user after accessing, allocating session resources to the user, establishing for the user The data transmission channel, the charging of the data channel, the issuance of the user policy, and the performing the monitoring operation;
  • the forwarding routing function entity is configured to perform at least one of the following operations when the user performs the service: the protocol of the service data packet is suitable The routing and forwarding processing of the data stream is carried out according to the flow table and the data transmission service chain.
  • the user management function entity is used to receive a request message for requesting a service based on the user; the user management function entity provides a service for the user according to the request message, and the related technology cannot be performed on the user.
  • Uniform coordination management can not comprehensively monitor users and provide unified service problems.
  • the user management function entity can provide services to users in a unified manner, enabling users to obtain real-time quality services and effectively improve the user experience.
  • FIG. 1 is a schematic diagram of a network architecture of a fourth generation mobile communication technology 4G evolved packet core network EPC according to the related art
  • FIG. 2 is a flowchart of a processing method of user service provision according to an embodiment of the present invention
  • FIG. 3 is a structural block diagram of a processing apparatus for providing user services according to an embodiment of the present invention.
  • FIG. 4 is a block diagram showing a preferred structure of a providing module 34 in a processing device for providing user services according to an embodiment of the present invention
  • FIG. 5 is a block diagram 1 of a preferred structure of an access unit 40 in a providing module 34 in a processing device for providing user service according to an embodiment of the present invention
  • FIG. 6 is a block diagram 2 of a preferred structure of an access unit 40 in a providing module 34 in a processing device for providing user service according to an embodiment of the present invention
  • FIG. 7 is a block diagram showing a preferred structure of the providing unit 44 in the providing module 34 in the processing device for providing user service according to an embodiment of the present invention
  • FIG. 8 is a block diagram showing a preferred structure of a providing module 34 in a processing device for providing user service according to an embodiment of the present invention
  • FIG. 9 is a block diagram showing a preferred structure of an executing unit 46 in a providing module 34 in a processing device for user service providing according to an embodiment of the present invention.
  • FIG. 10 is a block diagram showing a preferred structure of the switching unit 48 in the providing module 34 in the processing device for providing user service according to an embodiment of the present invention
  • FIG. 11 is a structural block diagram of a system for user service providing processing according to an embodiment of the present invention.
  • FIG. 12 is a block diagram showing a preferred structure of a system for providing user service providing processing according to an embodiment of the present invention
  • FIG. 13 is a schematic diagram of a user management system in accordance with a preferred embodiment of the present invention.
  • FIG. 14 is a schematic diagram of a communication network architecture in accordance with a preferred embodiment of the present invention.
  • FIG. 15 is a structural block diagram of a service access control function entity in accordance with a preferred embodiment of the present invention.
  • 16 is a flowchart of an access authentication method based on a communication network architecture according to an embodiment of the present invention.
  • FIG. 17 is a flowchart of a service implementation method based on a communication network architecture according to an embodiment of the present invention.
  • FIG. 19 is a flowchart of an access switching or session switching method based on a communication network architecture according to an embodiment of the present invention.
  • FIG. 20 is a flow diagram of another implementation of a wireless access handover based on a communication network architecture, in accordance with an embodiment of the present invention.
  • FIG. 2 is a flowchart of a method for processing user service provision according to an embodiment of the present invention. As shown in FIG. 2, the process includes the following steps:
  • Step S202 the user management function entity receives a request message for requesting a service based on the user;
  • Step S204 The user management function entity provides a service for the user according to the request message.
  • the user management function entity provides services for the user according to the user-based request message, and solves the problem that the related technologies cannot uniformly manage the users, and cannot comprehensively monitor and provide services uniformly.
  • the user management function entity is uniformly provided to provide services for the user, so that the user obtains real-time quality service and effectively improves the user experience.
  • the user management function entity may provide multiple services according to the request message, and may include, for example, at least one of the following: when the request message received by the user management function entity is an access request for requesting access to the network, The user management function entity generates an access control parameter for the user according to the access request, and sends the access control parameter to the corresponding access function entity to perform the access control process; the request message received by the user management function entity is used for In the case of requesting a resource request for a user to allocate or update a resource, the user management function entity allocates or updates a network resource according to the resource request; the request message received by the user management function entity is In the case of a user's service request, the user management function entity provides the user with the network resource, the policy information, and the data transmission service chain corresponding to the service request according to the service request, and provides the service data service to the user according to the network resource, the policy information, and the data transmission service chain.
  • the user management function entity dynamically adjusts network resources for the user according to the QoE request, performs QoE promotion processing;
  • the user management function entity selects a service function entity that provides a service for the user according to the QoS request, and switches the service of the user to the selected service function entity.
  • the user management function entity generates an access control parameter for the user according to the access request, and sends the access control parameter to the corresponding access function entity to perform the access control process, where the user management function entity acquires the user according to the access request.
  • the user management function entity generates an access control parameter according to the user information, where the access control parameter includes: an access authentication parameter, a network resource configuration parameter, a policy and a charging parameter, and a session control parameter; the user management function entity
  • the access authentication parameter is sent to the access control function entity, and the network resource configuration parameter is sent to the wireless access function entity.
  • the user management function entity After receiving the message that the user access is successful, the user management function entity sends the policy to the session control function entity.
  • the charging parameters and session control parameters perform session control, policy and charging processing.
  • the method further includes: user management.
  • the function entity sends the access request to the orchestration function entity; receives the function entity generated by the orchestration function entity according to the access request for the service user, or the orchestration function entity provides the user management function entity with an alternative for the service user.
  • a list of functional entities A list of functional entities.
  • the user information may be obtained by searching at least one of the following manners: the user information is searched from the user data information base according to the user identifier; and the user information is obtained from the remote business function entity to the user's business requirements.
  • the user information may include at least one of the following: user subscription information, user preference information, user's business requirement information, user location information, and user priority information.
  • the user management function entity provides the user with the network resource, the policy information, and the data transmission service chain corresponding to the service request according to the service request, and provides the service data service for the user according to the network resource, the policy information, and the data transmission service chain, including: the user management function entity according to the service Requesting to request a service requirement of the user from the remote service function entity; the user management function entity generates a network resource, a policy information, and a data transmission service chain corresponding to the service requirement; the user management function entity sends the network resource, the policy information, and the data transmission service chain Performing forwarding processing of service data to the wireless access function entity and the forwarding routing function entity.
  • the user management function entity after the user management function entity provides the network resource, the policy information, and the data transmission service chain corresponding to the service request according to the service request, the user provides the service data service according to the network resource, the policy information, and the data transmission service chain.
  • the method further includes: the user management function entity receives the update request sent by the remote service function entity to modify the service requirement; and the user management function entity modifies the network resource, the policy, and the data transmission service chain corresponding to the service data service according to the update request. Provide service data services to users based on the modified network resources, policies, and data transmission service chain.
  • the user management function entity dynamically adjusts network resources for the user according to the QoE request
  • the performing QoE promotion process may include multiple processing manners, for example, may include at least one of the following: the user management function entity detects the wireless access. The functional entity, the network resource of the session control function entity and the computing storage resource are idle, and the QoE is added to the user by adding the network resource and calculating the storage resource through the wireless access function entity and the session control function entity; the user management function entity will be removed. Other users other than the user reduce the actual allocated but unused network resources and calculate the storage resources, increase the user's network resources and calculate the storage resources to improve QoE; the user management function entity will be reduced from other users whose users have lower priority than the users.
  • Network resources and computing storage resources are added to the user's network resources and computing storage resources to improve QoE; the user management function entity requests the orchestration function entity to update the data transmission service chain, and the user is adopted by the routing forwarding function entity to adopt the updated data service transmission chain.
  • business It is the way forward to improve QoE.
  • the user management function entity may select a service function entity that provides a service for the user according to the QoS request, and may switch to the selected service function entity, and may also adopt multiple processing manners, for example, may include at least one of the following: user management The function entity selects a wireless access function entity with the best network resource for the user according to the network resource information reported by the wireless access function entity in the predetermined location range of the user, and switches the service of the user to the selected wireless access function entity; The management function entity selects the forwarding routing function entity with the optimal network resource according to the network resource information reported by the session control function entity in the predetermined location range of the user, and switches the user service to the selected forwarding routing function entity; the user management function The entity switches the user's service to the predetermined target wireless access functional entity upon detecting that the user's wireless signal of the source wireless access functional entity is below a predetermined threshold.
  • a processing device for providing a user service is provided, and the device is used to implement the foregoing embodiments and preferred embodiments, and details are not described herein.
  • the term "module” may implement a combination of software and/or hardware of a predetermined function.
  • the apparatus described in the following embodiments is preferably implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.
  • FIG. 3 is a structural block diagram of a processing device for providing user service according to an embodiment of the present invention. As shown in FIG. 3, the device is located in a user management function entity, including a receiving module 32 and a providing module 34. The device will be described below.
  • the receiving module 32 is configured to receive a request message for requesting a service based on the user
  • the providing module 34 is connected to the receiving module 32, and is configured to provide a service to the user according to the request message.
  • the providing module 34 includes at least one of the following: an access unit 40, a resource unit 42, and a providing unit.
  • the unit 44, the execution unit 46, and the switching unit 48 will be described below.
  • the access unit 40 is configured to generate an access control parameter for the user according to the access request, and set the access control parameter, where the request message received by the user management function entity is an access request for requesting access to the network. And sending, to the corresponding access function entity, access control processing; and the resource unit 42 is configured to: when the request message received by the user management function entity is a resource request for requesting allocation or update of resources for the user, according to the resource Requesting to allocate or update a network resource for the user; the providing unit 44 is configured to provide the user with the network resource, the policy information corresponding to the service request, and the user request according to the service request, if the request message received by the user management function entity is the service request of the user
  • the data transmission service chain provides a service data service for the user according to the network resource, the policy information, and the data transmission service chain; and the execution unit 46 sets the request message received by the user management function entity as a QoE request for requesting the improvement of the quality of experience QoE.
  • the switching unit 48 is configured to, when the request message received by the user management function entity is a QoS request for requesting the promotion of the quality of service QoS, select a service function entity that provides a service for the user according to the QoS request, and Switch the user's business to the selected business function entity.
  • FIG. 5 is a block diagram of a preferred structure of the access unit 40 in the providing module 34 of the processing device for providing user service according to an embodiment of the present invention.
  • the access unit 40 includes an obtaining subunit 52 and a first generation.
  • the subunit 54, the first delivery subunit 56, and the second delivery subunit 58 are described below.
  • the obtaining sub-unit 52 is configured to acquire the user information of the user according to the access request.
  • the first generating sub-unit 54 is connected to the obtaining sub-unit 52, and is configured to generate an access control parameter according to the user information, where the access control parameter includes The access authentication parameter, the network resource configuration parameter, the policy and the charging parameter, and the session control parameter;
  • the first sending sub-unit 56 is connected to the first generating sub-unit 54 and configured to send the access authentication parameter to the access
  • the control function entity sends the network resource configuration parameter to the wireless access function entity;
  • the second delivery sub-unit 58 is connected to the first sending sub-unit 56, and is configured to receive the message that the user access succeeds.
  • the session control function entity delivers policy and charging parameters and session control parameters to perform session control, policy, and accounting processing.
  • FIG. 6 is a block diagram 2 of a preferred structure of an access unit 40 in a providing module 34 in a processing device for providing user service according to an embodiment of the present invention. As shown in FIG. 6, the structure includes all the structures shown in FIG. The first transmitting subunit 62 and the receiving subunit 64 are included, and the access unit 40 will be described below.
  • the first sending sub-unit 62 is configured to send an access request to the orchestration function entity; the receiving sub-unit 64 is connected to the first sending sub-unit 62 and the obtaining sub-unit 52, and is configured to receive the scheduling function entity according to the access request.
  • the generated functional entity for the service user, or the orchestrated functional entity provides the user management functional entity with a list of functional entities for the service user to choose from.
  • FIG. 7 is a block diagram showing a preferred structure of the providing unit 44 in the providing module 34 of the processing apparatus for user service providing according to an embodiment of the present invention.
  • the providing unit 44 includes: a requesting subunit 72 and a second generating subunit. 74 and the second transmitting subunit 76, the apparatus will be described below.
  • the requesting sub-unit 72 is configured to request the service requirement of the user from the remote service function entity according to the service request; the second generation sub-unit 74 is connected to the request sub-unit 72, and is configured to generate the network resource and the policy information corresponding to the service according to the service requirement. And a data transmission service chain; the second sending subunit 76 is connected to the second generating subunit 74, and configured to send the network resource, the policy information, and the data transmission service chain to the radio access function entity and the forwarding routing function entity to perform the service. Data forwarding processing.
  • FIG. 8 is a block diagram showing a preferred structure of a providing module 34 in a processing device for providing user service according to an embodiment of the present invention. As shown in FIG. 8, in addition to the structure shown in FIG. 4, a receiving unit 82 and a modifying unit 84 are included. The provision unit 44 will be described.
  • the receiving unit 82 is configured to receive an update request for modifying the service requirement sent by the remote service function entity
  • the modifying unit 84 is connected to the receiving unit 82, and configured to serve the network resource and the policy corresponding to the service data service according to the update request.
  • the data transmission service chain is modified to provide service data services for the users according to the modified network resources, policies, and data transmission service chains.
  • FIG. 9 is a block diagram showing a preferred structure of the execution unit 46 in the providing module 34 of the processing device for providing user service according to an embodiment of the present invention.
  • the executing unit 46 includes at least one of the following: a first adding subunit 90.
  • the second adding subunit 92, the third adding subunit 94, and the updating subunit 96, the execution unit 46 will be described below.
  • the first adding sub-unit 90 is configured to add a network to the user through the wireless access function entity and the session control function entity when the wireless access function entity is detected, the network resource of the session control function entity, and the calculated storage resource are idle.
  • the resource and the computing storage resource improve the QoE;
  • the second adding sub-unit 92 is configured to reduce the actually allocated but unused network resources and computing storage resources from other users except the user, to the user's network resources and calculate the storage resources.
  • the QoE is upgraded; the third adding sub-unit 94 is configured to increase network resources and computing storage resources reduced from other users whose user priorities are lower than the user, to the user's network resources and calculate storage resources to improve QoE; and update the sub-unit 96, Set to request an update data transfer service chain from the orchestration function entity,
  • the QoE is improved by the way that the routing forwarding function entity uses the updated data service transmission chain to forward user service data.
  • FIG. 10 is a block diagram showing a preferred structure of a switching unit 48 in a providing module 34 in a processing device for providing user service according to an embodiment of the present invention.
  • the switching unit 48 includes at least one of the following: a first switching subunit 102.
  • the second switching subunit 104 and the third switching subunit 106 are described below.
  • the first switching sub-unit 102 is configured to select a wireless access function entity with optimal network resources for the user according to the network resource information reported by the wireless access function entity in the predetermined location range of the user, and switch the service of the user to the selected one.
  • a wireless access function entity the second switching sub-unit 104 is configured to select, according to the network resource information reported by the session control function entity in the predetermined location range of the user, the forwarding routing function entity that is optimal for the network resource, and the user's service Switching to the selected forwarding routing function entity;
  • the third switching sub-unit 106 is configured to switch the user's service to the predetermined target wireless if it detects that the wireless signal of the source wireless access functional entity is below a predetermined threshold Access to functional entities.
  • FIG. 11 is a structural block diagram of a system for providing user service providing processing according to an embodiment of the present invention.
  • the user service providing processing system is shown in FIG. 110 includes a user management function entity 112 configured to receive a request message for requesting a service based on a user, and provide a service to the user according to the received request message.
  • FIG. 12 is a block diagram showing a preferred structure of a system for providing user service according to an embodiment of the present invention.
  • the system includes at least one of the following: in addition to the structure shown in FIG.
  • the programming function entity 122, the radio access function entity 124, the access control function entity 126, the session control function entity 128, and the forwarding routing function entity 129 are described below.
  • the user data information base 120 is configured to store static data and/or dynamic data of the user; the programming function entity 122 is configured to generate a functional entity list for providing a service for the user according to the user information of the user; the wireless access function entity 124 Provided to provide users with access of users and allocation of radio resources; access control function entity 126 is configured to perform authentication authentication, access control, and execution of mobility management after user access; session control function entity 128 Set to perform at least one of the following operations: assigning an IP address to the user, assigning a session resource to the user, establishing a data transmission channel for the user, performing data channel charging, and issuing a user policy, performing a monitoring operation; The routing function entity 129 is configured to perform at least one of the following operations when the user performs the service: protocol adaptation of the service data packet, routing and forwarding processing of the data flow according to the flow table and the data transmission service chain.
  • a communication network architecture, an access session method and a system based on a communication network architecture are provided, so as to solve at least the access authentication method provided in the related technology is complicated. It is impossible to provide users with a full range of services in the user life cycle, and the quality of user services is not high.
  • a schematic diagram of a communication network architecture including the foregoing user management function entity, a user data information base, a programming function entity, a radio access control entity, an access control function entity, a session management function entity, Forwarding the routing function entity, the above structure will be described below.
  • the user management function entity is configured to allocate a network resource required by the user to the user registered in the network according to the user's requirement, and select a suitable functional entity for the user terminal to perform signaling plane and data surface processing to ensure the life of the user in the network. Quality of user experience during the cycle;
  • a user data information database configured to store user-related static data or dynamic data, the static data is not limited to the user's subscription information in the network and the subscription information in the service; the dynamic data is not limited to the user's location information, the user's preference information, Information such as the current status of the user (connection/idle/unconnected, service status, cost status, etc.), network resources allocated to the user, and function nodes providing services to the user, and provided to the user management function entity for query;
  • a programming function entity configured to generate or provide a required functional entity list for the user according to information related to the user's related business requirements and the subscription information, the location information of the user terminal, and the like, not limited to the wireless access functional entity, the access control functional entity, and the session Control function entity, policy function entity, forwarding routing function entity, etc., and later added functional entities
  • the radio access control entity is configured to provide access and radio resource allocation of the user terminal.
  • the access control function entity is configured to perform authentication, access control, and mobility management after the terminal is accessed.
  • the session management function entity is configured to perform IP address allocation, network side session resource allocation, data transmission channel establishment, data channel charging, etc. after the terminal accesses; the session control entity is further configured to perform user access after the terminal is accessed. The issuance, execution and monitoring of the strategy.
  • the forwarding routing function entity is configured to perform protocol processing of the service data packet, perform data flow routing and forwarding execution according to the flow table and the data transmission service chain when the user terminal performs a certain service.
  • an access authentication method based on the foregoing communication network architecture.
  • the access authentication method includes: when the user terminal accesses, the wireless access function entity sends an access request. Sending to the user management function entity, the user management function entity generates access authentication parameters and network resource configuration parameters, policy and charging parameters, session control parameters, and related functional entity information (such as ID or IP address) serving the user according to the user information. And respectively delivered to the wireless access function entity and the access control function entity.
  • the user information of the user management function entity is from the user data information database, and may also be from the business requirement of the remote business function entity to the user.
  • the user information is not limited to the user's subscription information, the user's preferences, the user's business needs, the user's location information, the user's priority, and the like.
  • the user management function entity When the user terminal requests access, the user management function entity sends the user's demand for the network to the orchestration function entity, and the orchestration function entity can generate a new network function entity to serve the user, or provide a network that can serve the user.
  • the wireless access function entity sends an access request of the user terminal to the access control function entity according to the access control function entity address serving the user, and the access control function entity provides access authentication according to the access authentication parameter.
  • the radio access function entity After receiving the “access permission” message of the access control function entity, the radio access function entity allocates the radio resource required by the user and calculates the storage resource for the user terminal.
  • the user management function entity After receiving the notification that the user terminal is successfully accessed, the user management function entity sends the session control parameter, the policy parameter, the charging parameter, and the function entity information serving the user to the session control function entity.
  • the session control function entity allocates an IP address to the user, and interacts with the forwarding routing function entity to deliver the user-related policy parameters and charging parameters, create a required data channel for the user, and provide user charging service for the channel. .
  • a service implementation method based on the above communication network architecture is also provided.
  • the service implementation method includes: when the user terminal initiates a service request, the user management function entity provides a network resource and a data transmission service chain that meets the service requirement for the service of the user according to the service identifier.
  • the service identifier may be a function of notifying the user when the user initiates the service, or performing service detection in the session control function entity or the forwarding routing function entity, obtaining the service identifier, and then sending the function to the user management function.
  • the user management function entity requests the service data of the user from the remote service function entity, and the service data is not limited to the network resources (bandwidth, delay, etc.) required for the service, user traffic requirements of different time periods, and users. Billing strategy, etc.
  • the user management function generates configuration requirements and policy information of network resources for specific services according to the user's business requirements.
  • the user management function entity sends the service information to the orchestration function entity, and the orchestration function entity generates an optimal data transmission service chain required by the service, and returns the information to the user management function entity.
  • the user management function entity notifies the related function entity of the network resource information required by the user service, and notifies the session control entity of the policy information and the data transmission service chain information.
  • the wireless access function entity and the forwarding routing function entity modify the network resource configuration of the wireless data channel and the forwarding route data channel according to the service identifier.
  • the forwarding routing function entity modifies the QoS parameters of the data channel according to the delivered policy information and the data transmission service chain information, and forwards the data packet of the service according to the parameters of the data transmission service chain.
  • the remote service function entity may initiate the modification of the service data to the user management function entity, and is not limited to modifying the requirements for the network resources, the user priority, the user charging policy, and the newly added value-added service.
  • the user management function entity needs to generate a new network resource requirement, a data transmission service chain, a policy, and a charging information according to the service requirement, and deliver the information to the corresponding functional entity.
  • a method for improving the quality of user experience based on the above communication network architecture includes: after receiving the user QoE request, the user management function entity dynamically increases the network resource used by the user service and calculates the processing resource according to the idleness of the network resource and the priority of the user, and improves the QoE of the user. value.
  • the remote service function entity when the remote service function entity finds that the quality of the user experience is reduced, the remote service function entity requests the user management function entity to raise the QoE of the user, and the request message carries the service identifier and the user identifier.
  • the user management function entity wireless access function entity and the session control function entity request their network resources and calculate the usage of the storage resource, and if the resource is idle, dynamically increase the network resource and calculation of the user.
  • the resource is stored, and the wireless access function entity and the session control function entity are notified to add newly allocated network resources and calculate storage resources to the user.
  • the user management function entity reduces the network resources allocated by the current service of other users that do not actually transmit the data packet and calculates the storage resource according to the actual situation of the current service, and dynamically increases the reduced resource to the user service.
  • Network resources and computing storage resources are examples of computing storage resources.
  • the user management function entity reduces the network resources allocated by the current user with low priority of the user and calculates the storage resource according to the user priority, and dynamically increases the reduced resource to the network resource required by the user service and calculates Storage resources.
  • the user management function entity requests the current optimal data transmission service chain from the programming management function entity, and the orchestration function entity updates the optimal function node according to the congestion condition of each function node in the service chain. And generate a new data transmission business chain.
  • the user management function entity sends the updated data transmission service chain to the forwarding routing function entity through the session control function entity, and the forwarding routing function entity uses the updated data transmission service chain to forward the data packet, thereby improving the data packet transmission rate and processing delay.
  • a method for user terminal mobile handover based on the above communication network architecture includes: when the user management function entity receives the service quality of the user that is lower than the set threshold, the user management function entity selects a new functional entity for the user to provide the service for the user, And notify the user of all the business to switch to the new related functional entity.
  • the user management function entity when one of the remote service function entity, the wireless access function entity, and the session control function entity finds that the user's quality of service indicator is lower than the set limit threshold, the user management function entity initiates a notification, The user management function entity decides whether to initiate a mobile switch.
  • the user management function entity notifies the wireless access function entity in the vicinity of the user terminal to report the network resource information, and selects an optimal wireless access function entity for the user; the user management function entity notifies the session control function entity to report the user terminal.
  • the network resource information near the location selects the optimal forwarding routing function entity for the user.
  • the user management function entity notifies the handover, the service of the user is switched from the source radio access function entity to the target radio access function entity, and the source forwarding routing function entity switches to the target forwarding route function entity.
  • the switched functional entity continues to maintain the original service of the user.
  • the user management function entity sets a wireless signal limit threshold for the user, and notifies the source wireless access function entity where the current user is located.
  • the source wireless access function entity performs a handover process after the wireless signal is below the limit threshold, and switches to the target wireless access functional entity.
  • the target radio access function entity reports the user handover success information to the user management function entity.
  • FIG. 13 is a schematic diagram of a user management system according to a preferred embodiment of the present invention.
  • the user management system includes: a user.
  • the management function entity includes: a first receiving module, configured to receive an access message from a user of the wireless access function entity, a user initiated service, a user service lower than a threshold, etc., wherein the access The message carries the identification information of the terminal user; the second receiving module is configured to receive the service data and the service request from the remote service function entity; and the third receiving module is configured to receive the list of the service function entities related to the user from the programming function entity.
  • the request module the user requests the user-related information to each functional entity
  • the sending module is configured to send the user-related parameters to each functional entity
  • the determining module is set to determine the functional entity serving the user, and determine Initiate mobile switching, determine user-related network resources Operation such as state adjustment
  • user parameter module configured to generate or modify user-related access authentication parameters, network resource configuration parameters, forwarding path parameters, policy and charging parameters, and the like.
  • the requesting module includes: a first requesting unit, configured to request and receive user-related information, including static information and dynamic information, from the user data information database.
  • the requesting module includes: a second requesting unit, configured to request and receive user-related service data information from the remote service function entity.
  • the requesting module includes: a third requesting unit, configured to request and receive, from the orchestration function entity, a list of related functional entities that provide services for the user, and data transmission service chain information related to the user's specific service.
  • the sending module includes: a first sending unit, configured to send, to the wireless access function entity, a resource configuration parameter allocated for the user, related functional entity information that has been selected to serve the user, and the like.
  • the sending module includes: a second sending unit, configured to send to the access control function entity as an access control parameter, related functional entity information that has been selected to serve the user, and the like.
  • the sending module includes: a third sending unit, configured to send to the session control function entity as a session control parameter, a policy control and charging parameter, a data transmission service chain, and a related functional entity that has been selected to serve the user. Information, etc.
  • the first receiving module acquires the service requirement and the subscription information related to the user through the requesting module, and generates various types required by the user through the user parameter module.
  • the network resource parameter is obtained by the requesting module to obtain the address list of each functional entity serving the user, and the determining module selects each functional entity related to the user, and sends the various network resource parameters and the address of each functional entity through the sending module to implement the user terminal. Access.
  • the first receiving module acquires the service data and the data transmission service chain related to the user through the requesting module, and generates the user service required by the user parameter module.
  • the various network resource parameters are transmitted by the sending module to all kinds of network resource parameters and data transmission service chains required by the user service to implement the service of the user terminal.
  • the receiving module when the user needs to perform QoE adjustment, after receiving the request related to the QoE adjustment of the user, the receiving module generates various network resource parameters dynamically adjusted by the user service QoE through the user parameter module, and determines by the determining module.
  • the relevant target functional entity serving the user terminal and whether to perform a mobile switching operation or a user's network resource update operation.
  • the sending module sends the various network resource parameters and the data transmission service chain required by the user service, and notifies whether the mobile switching operation is performed, and is set to improve the user experience quality.
  • the user management function entity uniformly schedules network resources for the user, and can improve network resources, calculate storage resources, find optimal transmission paths, and process the user in real time according to changes in user QoE. Nodes, switching to optimal functional entities, etc., enable users to get quality services in real time, effectively improving the user experience.
  • the user management function entity is responsible for user terminal access and functional entity selection of the network service, and is responsible for access authentication parameters and session control parameter generation and
  • the data transmission service chain is responsible for generating and modifying a service of the user, is responsible for interacting with the service, and dynamically adjusting the network resources required by the user according to the service policy parameter or the network context information, and is responsible for the user-related QoS policy and calculation.
  • the generation and delivery of the fee policy is responsible for the management of the user's life cycle, such as access switching and session switching, when the location of the user terminal changes.
  • the core idea is to use the user management function entity to provide real-time services for a user and enhance the user. Experience.
  • the communication network architecture may include: a user management function entity, a user information database function entity, a wireless access function entity, and an access control function. Entity, session control function entity, policy control function entity, route forwarding function entity, etc.
  • the specific functions that each functional entity can achieve are as follows:
  • the user management function entity function is set to manage the user throughout the life cycle, and is responsible for the improvement of the user experience. Its functions include network resource allocation and dynamic adjustment according to user's business and needs, generating access control parameters based on user data and service information, responsible for formulating user-based network policies and charging rules, and responsible for real-time based on service and user dynamic information. Network resource scheduling, etc.
  • User information database entity which is mainly responsible for collecting, summarizing, and storing data source data related to the user, and converting and generating standard user context data format or user file.
  • the user information is not limited to the user information provided by the big data platform, the user information provided by various services, the user subscription information, the user charging information, the terminal information to which the user belongs, the user location information, the current state information of the user (such as mobility, current The business used).
  • User information can be static data, such as network subscription information configured by the operator in advance, and the service provider configures it in advance.
  • Business subscription information also can be dynamic data, such as user preference information provided by the big data platform, user terminal attribute information, user location information, user network policy information, and the like.
  • the user information database can be provided to the user management function entity for querying, and the user management function entity performs network resource scheduling and policy decision operations according to the user information, providing real-time services for the user and providing a better user experience.
  • User information may include, but is not limited to, the following information:
  • User's network subscription information for example, the user has signed up for QoS, access priority, group, terminal, etc.
  • User service subscription information for example: which value-added services have been signed by the user, user service providers, service characteristics, etc.
  • User information provided by big data analysis (such as user's online washing, user behavior, user shopping preferences, etc.)
  • QoS information for example: guaranteed bandwidth subscribed by the user, maximum and minimum bandwidth information
  • User terminal attribute information (such as battery capacity, screen, wireless protocol support, terminal location, etc.)
  • User's billing information for example, bills corresponding to the user's service, rate, billing preferential strategy
  • the wireless access function entity is responsible for accessing various types of terminals of different wireless access protocols, shielding wireless access differences, and adopting unified access to the network side.
  • the resources of the wireless access function entity are further scheduled by the user management function entity, and the access control function module of the network side is responsible for access authentication and mobility management of the user terminal.
  • the access control function entity is responsible for performing access authentication on the terminal according to the access authentication parameter delivered by the user management function entity, and deciding whether to operate the terminal to access and reside.
  • the terminal moves it is responsible for the mobility management of the terminal, and dynamically schedules network resources according to the operator policy delivered by the user management function entity.
  • the session control function entity is responsible for assigning an IP address to the user, establishing a data transmission channel between the user terminal and the remote service server, or the remote terminal, and executing a policy issued by the policy control function entity, such as assigning the channel.
  • the bandwidth specified by the Qos parameter controls the end-to-end delay.
  • the session control function also has the policy control function. It is also responsible for issuing the policies generated by the user management function entity and monitoring whether the policies are executed correctly. When the network status changes, if the network resources are seriously insufficient, you can negotiate with the user management function entity to modify the corresponding policy of the user according to the priority of the user, so that the network is in a stable and reliable state.
  • Arranging a functional entity which is responsible for generating or selecting a corresponding network resource information, a network value-added service information required by the user, a user's priority information, a user's QoS information, etc., provided by the user management function entity.
  • a network functional entity such as a wireless access functional entity, an access control functional entity, etc., specifies the computing and storage resources required by the functional entity user.
  • the route forwarding function entity is responsible for routing and forwarding the data of the user in the transmission process according to the flow table and the service path delivered by the SDN controller. According to the arranged transmission path, the user's data packet can be forwarded to the value-added service function entity to perform value-added service processing, or can be forwarded by routing, and finally to the remote service processing server or terminal.
  • the function module is shown in FIG. 15 and includes a terminal management module, a user information management module, and a user charging management module. , user session management module, user service management module, user access authentication module, user traffic management module, user traffic management module, user policy management module.
  • the terminal management module is configured to present the status of the user attribute terminal (online, offline, location information, performed services, etc.), and dynamically according to the attributes of the terminal (2G/3G/4G access capability, terminal screen size, terminal cache size) Allocating resources of the terminal;
  • the user information management module is responsible for collecting user-related information, including information such as user preferences provided by big data analysis, user subscription information, resources allocated by users, etc.;
  • the user billing management module is mainly responsible for real-time generation of users.
  • the cost capability is queried, the ability to modify the user's rate, etc.;
  • the user session management module is mainly responsible for allocating an IP address, establishing a reliable data path for the terminal and the remote end used by the user;
  • the user service management module is responsible for the value-added service management required by the user, And notify the Orchestrator orchestrator to arrange the business path.
  • the user traffic management module is responsible for monitoring and scheduling the traffic generated by the user, and adjusting the QoS parameters and network resources according to the traffic;
  • the user policy management module is responsible for generating the policy and delivering it to the policy control module for execution, and can real-time according to service demand and traffic peak value.
  • the user's current state adjusts the user policy. .
  • FIG. 16 is a flow chart of an access authentication method based on a communication network architecture, in accordance with an embodiment of the present invention. As shown in FIG. 16, the method may include the following processing steps:
  • Step S1601 The terminal to which the user belongs initiates an access request to the wireless access function entity, requesting access to the network.
  • the access request message carries the identity identification information of the terminal user.
  • Step S1602 The wireless access function entity does not have the access parameter information of the user, and sends a user access request to the user management function entity, requesting access processing for the user.
  • Step S1603 The user management function entity acquires the information of the user from the user information database, and obtains the user information according to the identity identification information, including the network subscription information of the user, the service subscription information of the user, and the like.
  • the network subscription information includes the access authentication parameters, the static configuration parameters of the network, the static configuration parameters of the resources, and the user priority.
  • the service subscription information includes the bandwidth resources required by the user service, the service peak time period, and the service valley time period. , user service priority and other information.
  • Step S1604 The user management function entity initiates a user service data request to the service server or the service function entity according to the operator policy, where the data request may include dynamic information about the user, such as the bandwidth requirement of the user in different time periods, and the user counts in different time periods. The adjustment of the fee, the business needs for the information sharing of the user, and the like.
  • the service server or business function entity returns the user's business data information to the user management function entity.
  • Step S1605 The user management function entity sends the user-related configuration data to the orchestration function entity, including the user's requirements for computing, storage, and other network resources, the network functions and service functions required by the user, and the orchestration function entity performs network programming on the user.
  • the service orchestration operation generates and provides a list of network function entities required by the user, a service function entity, and a transmission and forwarding path, and returns the information to the user management function entity.
  • Step S1606 The user management function entity generates user data parameters according to the user level programming information, the user subscription information, the user service data, and the operator user policy.
  • the user data parameter includes function entity information selected for the user, transmission path information, user-related access authentication parameters, radio side resource configuration parameters, network side resource configuration parameters, user policy parameters, and functional entities for the user. Limitation or requirements, etc. (such as requiring the wireless access function entity to collect and report the location of the user terminal, requiring the access control function entity to maintain the online status of the terminal, etc.)
  • Step S1607a The user management function entity sends the generated user data parameter to the corresponding functional entity in the arrangement information.
  • the user management function entity sends information such as radio resource configuration information, QoS parameters, requirements of the user to the radio access function entity, and other functional entity ids and IP addresses in the scheduling information to the radio access function entity.
  • the wireless access function establishes its user context for the user and allocates wireless resources to the user.
  • the functional entity that the terminal accesses for the first time will reject the access of the user terminal, and notify the terminal of the information of the assigned wireless access function entity. Try to access again on the selected wireless access function entity.
  • Step S1607b The user management function entity sends the generated user data parameter to the corresponding functional entity in the arrangement information.
  • the user management function entity sends the access control parameter, the authentication and authentication parameter, the QoS parameter, the requirement of the user to the access control function entity, and other functional entity ids and IP addresses in the scheduling information to the access control function entity.
  • the access function establishes its user context for the user.
  • the wireless access function entity After receiving the access request of the user terminal, the wireless access function entity sends an access request message to the access control function entity according to the id/IP address of the access control function entity allocated by the user management function entity.
  • the access control function entity performs access authentication on the terminal according to the authentication authentication parameter, and then allows the terminal to access, and updates the user context, and updates the status of the user terminal to “already accessed”.
  • the radio access protocol of the radio access function entity may be LTE, WIFI, or other radio access protocol. After the protocol is processed by the radio access function entity, the standard signaling protocol is used to interact with the access control function entity.
  • the access control function allocates radio resources to the user terminal according to the radio resource parameters configured by the user management function, and establishes a wireless signaling channel and a wireless data channel with the terminal.
  • the radio access control function entity notifies the access control function entity that "a radio channel has been established for the user terminal.”
  • the access control function After the user terminal accesses, the access control function notifies the user management function entity that “the user terminal has passed the access authentication, the wireless channel has been established”, and the “terminal state management” function module in the user management function entity is responsible for recording the real-time of the terminal. status.
  • the user management function entity sends the generated user data parameter to the corresponding functional entity in the orchestration information.
  • the user management function entity sends the session control parameter, the user's request for the session control function entity, and other functional entity ids and IP addresses in the arrangement information to the access control function entity.
  • the session control function entity assigns an IP address to the user terminal and establishes a session-related user context.
  • the user management function entity also needs to send information such as network policy parameters (QoS, QoE), charging policy parameters, and data transmission forwarding path information to the session control function entity, and the session control function entity has a policy control function.
  • QoS network policy parameters
  • QoE charging policy parameters
  • data transmission forwarding path information such as data transmission forwarding path information
  • the session control function entity requests the forwarding routing function entity to establish a data channel of the user according to the ID/IP address of the allocated data forwarding function entity, and carries session control parameters, such as data channel resource allocation information and routing table, and the user is related. Policy parameters (QoS, charging policies, etc.), data transmission and forwarding path information, and so on.
  • the forwarding routing function entity establishes a reserved data channel for the user according to the session control parameter and the policy-related parameter, and allocates the network resource required by the user.
  • the data channel allocates the bandwidth and the delay index of the data channel according to the policy, and charges the data traffic of the data channel according to the charging parameter, and encapsulates the service data flow of the user according to the routing table and the data transmission path. Encapsulation, packet header adaptation, routing and forwarding operations.
  • the session control function entity After the user data channel is established, the session control function entity sends the IP address assigned to the user terminal to the terminal through the wireless access function, and notifies the user management function entity that the data channel has been established and the IP address of the user terminal, and the user manages
  • the "session management" function module in the functional entity is responsible for saving this information.
  • the user management function entity is the only functional entity managed by the user, including user access parameters, user resource allocation parameters, user policy generation and delivery, network function entity allocation required by the user, session control, and the like. All user access management and session management.
  • the user management function entity selects a functional network element for the user to serve, including a wireless access function entity, an access control function entity, a session control function entity, a policy control function entity, a forwarding routing function entity, and the like. And the policy of its radio resource parameters, network resource parameters, policy parameters, etc., to meet the needs of the network resources after the user terminal access.
  • FIG. 17 is a flow chart of a service implementation method based on a communication network architecture according to an embodiment of the present invention. As shown in FIG. 17, the method may include the following processing steps:
  • Step S1701 The terminal to which the user belongs initiates a service request to the wireless access function entity, where the access request message carries the service identification information;
  • Step S1702 The radio access function entity sends a user service request to the user management function entity, and requests to process the user service request.
  • Step S1703 The user management function entity finds a corresponding remote service service function entity according to the service identifier, and requests the service data of the user to the service service function entity, including bandwidth, billing discount, service promotion information, and the like required by the service.
  • Step S1704 The user management function entity requests the data transmission service chain required by the service function entity to carry the service, and carries the service identification information.
  • the orchestrator can insert video compression processing value-added services in the transmission path.
  • Step S1705 The programming function entity generates a data transmission service chain for the user according to the operator policy, and the data transmission service chain includes the service transmission path, and the data forwarding node and the value-added service processing node on the transmission path.
  • the data forwarding node can be a core router/edge router, and the value-added service node can be DPI processing and viewing. Frequency compression processing, anti-DDOS processing, etc.
  • the programming function entity sends the generated data transmission service chain to the user management function entity.
  • Step S1706 The user management function entity generates a network policy and a charging policy corresponding to the service according to the user service data returned by the remote service service function entity, and sends the policy parameter and the data transmission service chain corresponding to the service to the policy control. Functional entity.
  • the policy control function entity sends the policy parameter and the data transmission service chain corresponding to the service to the data forwarding function entity, and the data forwarding function is saved.
  • Step S1707 The user performs data stream transmission of a specific service, and the data forwarding function entity can know which type of service is used by the data stream, for example, using deep packet parsing (DPI), or carrying the service identifier in the transport protocol packet header.
  • the data forwarding function finds the policy and the data transmission forwarding path and the service chain corresponding to the service from the user context, and adjusts the Qos parameter, the charging parameter of the data channel, and the network resource parameters such as the calculation and storage resources of the network allocation, and The data packet is transmitted according to a forwarding path corresponding to the service.
  • DPI deep packet parsing
  • Step S1708 The terminal may also initiate a service without notification, and the user management function entity cannot obtain the service identifier of the user service in advance.
  • the session control function entity or the forwarding routing function entity can perform the first packet inspection, and obtain the service identifier of the user service by using the deep packet inspection technology.
  • Step S1709 The session control function entity or the forwarding routing function entity sends the service identifier of the terminal to the user management function entity, and the user management function entity performs service processing on the user service, and the processing flow repeats steps S1703 to S1707.
  • Step S1710 The remote service service function entity applies to the user management function entity to add value-added service functions, such as adding video compression function and adding HTTP optimization function. Or the remote service service function upgrades the user to a VIP user, requests the user management function entity to provide the transmission bandwidth of the user, and adjusts the service policy of the user.
  • value-added service functions such as adding video compression function and adding HTTP optimization function.
  • the remote service service function upgrades the user to a VIP user, requests the user management function entity to provide the transmission bandwidth of the user, and adjusts the service policy of the user.
  • Step S1711 The user management function entity requests the orchestration function entity to adjust the data transmission service chain corresponding to the service, for example, adding a video compression function or an HTTP optimization function in the transmission path, and the orchestration function entity generates a new data transmission service chain according to the requirement and returns. Manage functional entities to users.
  • Step S1712 After receiving the service policy adjustment or data transmission service path adjustment request corresponding to a service type, the data forwarding function entity updates the context of the user, and adjusts the data according to the new policy and the data transmission forwarding path and the service chain of the service.
  • the channel resource parameters such as the Qos parameter, the charging parameter, and the network allocation calculation and storage resources are transmitted, and the data packet is transmitted according to the adjusted forwarding path of the service.
  • the user management function entity is the only functional entity of user session management and policy management, including user service resource allocation, generation and delivery of user service policies and charging policies, and transmission path of user service data packets. And handle the control of the node, and can allocate and dynamically adjust the network resources for the user in real time to achieve a better user experience.
  • FIG. 18 is a flowchart of a user experience improvement method based on a communication network architecture according to an embodiment of the present invention. As shown in FIG. 18, the method may include the following processing steps:
  • Step S1801 The service function entity to which the user belongs is notified to the user management function entity that the QoE (Quality of Experience) of the user is effectively decreased.
  • the notification message carries the user identification information.
  • Step S1802 The user management function entity requests the wireless access function entity that the user terminal resides to request the idle radio access resource, and is not limited to calculating the storage resource, the air interface resource, and the like.
  • the user management function entity dynamically adjusts resources according to the idleness of network resources on the wireless access function entity, the access priority of the user, and the real-time session situation. If the network resource is idle, the idle resource may be allocated to the user, the air interface bandwidth of the user may be increased, or the storage capacity may be calculated; or the user's access priority is high, and a part of the resource may be allocated from the user with low user priority. Give the user a high priority; or if other users do not have a service during the current period of time, the allocated resources can be dynamically allocated to the user who is generating the service.
  • Step S1803 The user management function entity requests the idle network resource from the session control function entity serving the user terminal, and is not limited to calculating the storage resource, the data channel bandwidth resource, and the like.
  • the user management function entity dynamically adjusts resources according to the idleness of network resources controlled by the session control function entity, the priority of the user, and the real-time session situation. If the network resource is idle, the idle part of the resource may be allocated to the user, the data channel bandwidth of the user may be increased or the storage capacity may be calculated; or the user has a high priority, and a part of the network resource may be allocated from the user with a lower priority to give priority to the user.
  • the use of the high level; or other users in the current period of time does not have business, in this case, the network resources allocated by it can be dynamically allocated to the users who are in the business.
  • Step S1804 The user management function entity requests the orchestration function entity to adjust the data transmission service chain required for the service, and carries the service identification information.
  • the orchestrator selects the optimal transmission node and the value-added service processing node, generates a new data transmission service chain and returns it to the user management function.
  • Step S1805 The user management function entity sends the newly generated data transmission service chain to the policy control function entity, and the policy control function entity sends the data to the forwarding routing function entity, and the forwarding routing function entity uses the new data transmission service chain to perform the service data packet. Forwarding processing.
  • Step S1806 After dynamic control of the user management function entity, the wireless side resource and the network side resource used by the user in the network are greatly improved, and the optimal transmission path and the optimal value added service control node are selected, so that The transmission delay and the value-added service processing capability are greatly improved, which greatly improves the user experience.
  • the user management function entity can dynamically adjust the radio resource and the network resource, select the optimal transmission path and the value-added service processing node, and make the bandwidth of the data channel larger and the protocol processing faster.
  • the data transmission delay is smaller, which can improve the user experience when users use a certain service.
  • FIG. 19 is a flow diagram of an access switching or session switching method based on a communication network architecture, in accordance with an embodiment of the present invention. As shown in FIG. 19, the method may include the following processing steps:
  • Steps S1901a, 1901b, 1901c when the wireless access function detects that the signal strength of the user is lower than the threshold, or the session control function entity detects that the actual bandwidth of the user data transmission is lower than the threshold, or the remote application function entity detects the user If the QoE value is lower than the threshold, the function entity initiates a notification to the user management function entity, and the user management function entity determines whether to initiate an access switch or a session switch according to the network resource condition and the user priority.
  • Step S1902 The user management function entity requests the radio access function entity residing by the user terminal to report the measurement data, the location of the terminal, and interact with the orchestrator to perform an optimal radio access function entity selection.
  • the wireless access function entity is selected based on factors such as the location of the terminal and the degree of congestion of the surrounding wireless access functional entity.
  • Step S1903 The user management function entity requests network node information that can serve the user to the session control function entity serving the user terminal.
  • the user management function entity and the programming function entity select an optimal network node for the user, such as selecting a route forwarding function entity with sufficient resources and close to the terminal.
  • the selection condition may be determined according to factors such as the congestion of the network node and the transmission distance of the wireless access function entity.
  • Step S1904 The user management function entity requests the orchestration function entity to adjust the data transmission service chain required for the service, and carries the service identification information.
  • the orchestrator selects the optimal transmission node and the value-added service processing node, generates a new data transmission service chain and returns it to the user management function.
  • Step S1905 The user management function entity switches to the notification source radio access function entity and the target radio access function entity, and notifies the session control function entity to initiate handover of the source forwarding routing function entity to the target forwarding function entity, access handover or session handover.
  • the existing 3GPP related processes can be borrowed and will not be described in detail here.
  • Step S1906 The user management function entity sends the newly generated data transmission service chain to the policy control function entity, and the policy control function entity sends the data to the forwarding routing function entity, and the forwarding routing function entity uses the new data transmission service chain to perform the service data packet. Forwarding processing.
  • Step S1907 After dynamic access control or session control of the user management function entity, the user switches the optimal wireless access function entity and the forwarding routing function entity in the network, and the wireless side resource and the network side resource used by the user are obtained. Compared with the larger upgrade, the node processing capability is also greatly improved. At the same time, the optimal transmission path and the optimal value-added service control node are selected, so that the transmission delay and the value-added service processing capability are greatly improved, so that the user terminal occurs regardless of whether or not The mobile and user management function entities can ensure that the wireless access and the data forwarding service on the network side are optimal, and the user experience is greatly improved.
  • the user management function entity can select an optimal radio access function entity and a network side forwarding routing function entity for the user terminal according to the location of the user terminal, and the optimal transmission path of the service and
  • the value-added service processing node changes the location of the user terminal, the service performance of the wireless access service and the data forwarding route does not decrease, thereby improving the user experience when the user uses a certain service.
  • FIG. 20 is a flow diagram of another implementation of a wireless access handover based on a communication network architecture, in accordance with an embodiment of the present invention. As shown in FIG. 20, the method may include the following processing steps:
  • Step S2001 The user management function entity notifies the wireless signal limit threshold of the wireless access function entity to the source wireless access function entity currently serving the user.
  • Step S2002 When the source wireless access function detects that the wireless signal strength of the user is lower than the limit threshold, in order to perform fast wireless handover and prevent service interruption, the source wireless access function entity selects the target wireless access function entity according to the measurement report, and Switching the current service of the user terminal to the target wireless access function entity;
  • Step S2003 After the handover succeeds, the target radio access function entity notifies the user management function entity that the user terminal has performed the handover, and sets the ID/IP address of the target radio access function entity to the radio access resource and congestion allocated by the user. The information is notified to the user management function entity.
  • Step S2004 The user management function entity dynamically schedules the radio resource allocated by the user according to the resource idle condition of the target wireless function entity. If the computing resources of the wireless access functional entity have a lot of surplus, the computing resources can be dynamically added to the user.
  • Step S2005 The self-fast switching of the wireless access function entity is set as a scene in which the user moves at a high speed.
  • the source wireless access function entity can quickly switch the current service of the user to the target wireless access function entity, so that the user's service maintains continuous and high bandwidth, and the user experience is greatly improved.
  • the wireless access function entity of the service can perform fast handover, and the user management function entity can dynamically adjust the wireless access resource to the target wireless access function entity, so that the user's network The service is kept in an optimal state, which can improve the user experience when users use a certain service.
  • the above embodiments achieve the following technical effects (it is required that the effects are achievable by some preferred embodiments): the technical solution provided by the embodiment of the present invention is solved.
  • the access authentication method provided in the related art is complicated and has a high processing delay.
  • the access authentication method is simple and the access delay is low.
  • modules or steps of the present invention described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein.
  • the steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module.
  • the invention is not limited to any specific combination of hardware and software.
  • the related technologies are solved, and there is a problem that the user cannot perform unified coordinated management, and the user cannot be monitored in all directions, and the service is uniformly provided, thereby achieving the user management function entity. Uniformly provide services for users, enabling users to get real-time quality services and effectively improve the user experience.

Landscapes

  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)

Abstract

L'invention concerne un procédé de traitement, un dispositif et un système pour la fourniture de service utilisateur. Le procédé consiste : en la réception par une entité de fonction de gestion d'utilisateur d'un message de demande basée sur l'utilisateur pour demander un service ; et en la fourniture par l'entité de fonction de gestion d'utilisateur du service à un utilisateur selon le message de demande. Le procédé permet de résoudre le problème de ne pas pouvoir effectuer de coordination et de gestion unifiées sur un utilisateur et de pas pouvoir effectuer une surveillance universelle sur un utilisateur, et fournir des services existant de manière uniforme dans l'état de la technique, et, de ce fait, on obtient qu'une entité de fonction de gestion d'utilisateur fournit des services à un utilisateur de manière uniforme, de sorte qu'un utilisateur puisse obtenir en temps réel des services de qualité élevée et l'expérience utilisateur est efficacement améliorée.
PCT/CN2015/077323 2014-09-05 2015-04-23 Procédé de traitement, dispositif et système pour la fourniture de service utilisateur WO2016033979A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410453961.8A CN105471611A (zh) 2014-09-05 2014-09-05 用户服务提供的处理方法、装置及系统
CN201410453961.8 2014-09-05

Publications (1)

Publication Number Publication Date
WO2016033979A1 true WO2016033979A1 (fr) 2016-03-10

Family

ID=55439091

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2015/077323 WO2016033979A1 (fr) 2014-09-05 2015-04-23 Procédé de traitement, dispositif et système pour la fourniture de service utilisateur

Country Status (2)

Country Link
CN (1) CN105471611A (fr)
WO (1) WO2016033979A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018059690A1 (fr) * 2016-09-29 2018-04-05 Siemens Aktiengesellschaft Procédé pour faire fonctionner un réseau de communication d'un système d'automatisation industriel comprenant plusieurs appareils de communication, et unité de commande
WO2019071901A1 (fr) * 2017-10-11 2019-04-18 华为技术有限公司 Procédé et appareil de création de stratégie de service
CN112465432A (zh) * 2020-12-07 2021-03-09 合肥维天运通信息科技股份有限公司 一种运单信息处理方法
US12177926B2 (en) 2020-02-04 2024-12-24 Telefonaktiebolaget Lm Ericsson (Publ) Managing service function chains

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107087255B (zh) * 2016-02-15 2020-01-14 中兴通讯股份有限公司 一种终端位置管理、终端移动性管理的方法及网络节点
CN107295599A (zh) * 2016-04-12 2017-10-24 中兴通讯股份有限公司 一种节点选择方法、装置及节点
CN109417719B (zh) * 2016-07-07 2021-02-23 华为技术有限公司 一种网络资源的管理方法、装置及系统
US11671372B2 (en) * 2016-09-30 2023-06-06 Nokia Solutions And Networks Oy Controlling service function chaining
CN106656866B (zh) * 2016-10-13 2019-07-05 烽火通信科技股份有限公司 基于软件定义光接入网络实现带宽按时定制的方法及系统
CN107995603A (zh) * 2016-10-27 2018-05-04 中兴通讯股份有限公司 一种能力开放实现方法及装置
CN108366365B (zh) 2017-01-26 2021-03-23 华为技术有限公司 一种接入目标小区的方法以及设备
CN109429361B (zh) 2017-07-18 2021-01-01 华为技术有限公司 会话处理方法及装置
CN107231384B (zh) * 2017-08-10 2020-11-17 北京科技大学 一种面向5g网络切片的DDoS攻击检测防御方法及系统
CN109600759B (zh) 2017-09-30 2022-04-29 华为技术有限公司 一种策略确定的方法及通信装置
CN110913439A (zh) * 2018-09-17 2020-03-24 华为技术有限公司 一种网元选择方法及装置
CN111050355B (zh) * 2018-10-15 2022-12-09 中国移动通信集团山东有限公司 动态调整移动终端Qos的方法、装置及系统
CN109995583B (zh) * 2019-03-15 2021-08-06 清华大学深圳研究生院 一种延迟保证的nfv云平台动态扩缩容方法及系统
CN114641014B (zh) * 2020-12-16 2024-09-06 中国移动通信有限公司研究院 一种用户面实体、配置方法、系统及设备

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1859212A (zh) * 2006-03-15 2006-11-08 华为技术有限公司 一种由网络控制服务质量请求的方法
CN101291370A (zh) * 2008-02-21 2008-10-22 华为技术有限公司 一种实现动态服务质量保障的方法和系统
CN101350748A (zh) * 2007-07-20 2009-01-21 中兴通讯股份有限公司 获取数据摘要计算参数失败后控制终端接入的方法和系统
CN101394628A (zh) * 2008-07-17 2009-03-25 上海交通大学 可改善协作用户QoE的功率分配方法
EP2469903A1 (fr) * 2010-12-22 2012-06-27 British Telecommunications public limited company Configuration sans fil
CN103905340A (zh) * 2012-12-26 2014-07-02 中国电信股份有限公司 网络资源协同分配方法、装置及互联网网络

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101447887B (zh) * 2007-11-27 2012-06-27 华为技术有限公司 一种通知用户上线的方法及装置
CN101771619B (zh) * 2010-03-16 2012-07-04 中国电子科技集团公司第三十研究所 实现一体化安全服务的网络系统
CN102457847B (zh) * 2010-10-21 2015-09-16 中兴通讯股份有限公司 一种固定网络感知用户接入的方法和系统

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1859212A (zh) * 2006-03-15 2006-11-08 华为技术有限公司 一种由网络控制服务质量请求的方法
CN101350748A (zh) * 2007-07-20 2009-01-21 中兴通讯股份有限公司 获取数据摘要计算参数失败后控制终端接入的方法和系统
CN101291370A (zh) * 2008-02-21 2008-10-22 华为技术有限公司 一种实现动态服务质量保障的方法和系统
CN101394628A (zh) * 2008-07-17 2009-03-25 上海交通大学 可改善协作用户QoE的功率分配方法
EP2469903A1 (fr) * 2010-12-22 2012-06-27 British Telecommunications public limited company Configuration sans fil
CN103905340A (zh) * 2012-12-26 2014-07-02 中国电信股份有限公司 网络资源协同分配方法、装置及互联网网络

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018059690A1 (fr) * 2016-09-29 2018-04-05 Siemens Aktiengesellschaft Procédé pour faire fonctionner un réseau de communication d'un système d'automatisation industriel comprenant plusieurs appareils de communication, et unité de commande
CN109691020A (zh) * 2016-09-29 2019-04-26 西门子股份公司 用于运行工业自动化系统的包括多个通信设备的通信网络的方法和控制单元
US10848439B2 (en) 2016-09-29 2020-11-24 Siemens Aktiengesellschaft Method for operating an industrial automation system communication network comprising a plurality of communication devices, and control unit
WO2019071901A1 (fr) * 2017-10-11 2019-04-18 华为技术有限公司 Procédé et appareil de création de stratégie de service
US12177926B2 (en) 2020-02-04 2024-12-24 Telefonaktiebolaget Lm Ericsson (Publ) Managing service function chains
CN112465432A (zh) * 2020-12-07 2021-03-09 合肥维天运通信息科技股份有限公司 一种运单信息处理方法

Also Published As

Publication number Publication date
CN105471611A (zh) 2016-04-06

Similar Documents

Publication Publication Date Title
WO2016033979A1 (fr) Procédé de traitement, dispositif et système pour la fourniture de service utilisateur
US11758416B2 (en) System and method of network policy optimization
US10945103B2 (en) Dynamic network slice-switching and handover system and method
EP3304826B1 (fr) Procédé et appareil pour une gestion d'analyse de données
RU2571377C2 (ru) Система и способ управления службами, развитый nodeb и шлюз сети пакетной передачи данных
US20190357130A1 (en) Network slice selection
KR20200139748A (ko) 서비스 가입 방법 및 장치
US11855864B2 (en) Method and apparatus for collecting network traffic in wireless communication system
CN103458466B (zh) 流量控制装置与方法以及网络流量管理系统与方法
CN105282195A (zh) 网络服务提供、策略规则评估、服务组件选择方法及装置
US9100856B2 (en) Routing architecture for content in a network
WO2019129300A1 (fr) Procédé et dispositif de décision de mise en cache
US20240049060A1 (en) First node, third node, and methods performed thereby, for handling quality of service in a communications network
JP7238936B2 (ja) 第１の装置及び方法
JP2015530821A (ja) ワイヤレスローカルエリアネットワークにおけるサービスの差別化に基づく動的なアソシエーションの順序付けのためのシステムおよび方法
CN103503512B (zh) 业务分发控制方法和设备
KR20240099444A (ko) 네트워크에서의 모델 전송 상태 분석을 구독하는 방법, 장치 및 판독 가능 저장매체
WO2022037341A1 (fr) Procédé de commande de communication, élément de réseau et support d'enregistrement
WO2020136512A1 (fr) Priorisation d'utilisateurs sur la base de revenus pendant un encombrement
US11252788B2 (en) Systems and methods for content selection and delivery based on radio access network (“RAN”) conditions
WO2019158034A1 (fr) Procédé et appareil d'attribution de ressources
CN105592154B (zh) 一种结合常规移动内容与次等移动内容的推送方法
WO2025098105A1 (fr) Procédé et appareil de découverte de serveur d'application en périphérie
CN118972473A (zh) 一种通信方法及通信装置
CN116261141A (zh) 基于5g物联网卡的sa网络接入方法、系统、装置及介质

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15838988

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 15838988

Country of ref document: EP

Kind code of ref document: A1

点击 这是indexloc提供的php浏览器服务，不要输入任何密码和下载