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WO2013185591A1 - Appareil et procédé de transmission de canal de commande, et dispositif de station de base - Google Patents

Appareil et procédé de transmission de canal de commande, et dispositif de station de base Download PDF

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Publication number
WO2013185591A1
WO2013185591A1 PCT/CN2013/077075 CN2013077075W WO2013185591A1 WO 2013185591 A1 WO2013185591 A1 WO 2013185591A1 CN 2013077075 W CN2013077075 W CN 2013077075W WO 2013185591 A1 WO2013185591 A1 WO 2013185591A1
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WO
WIPO (PCT)
Prior art keywords
control channel
small
bandwidth service
physical resource
small bandwidth
Prior art date
Application number
PCT/CN2013/077075
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English (en)
Chinese (zh)
Inventor
胡丽洁
史志华
王锐
郑毅
胡臻平
Original Assignee
中国移动通信集团公司
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 中国移动通信集团公司 filed Critical 中国移动通信集团公司
Publication of WO2013185591A1 publication Critical patent/WO2013185591A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals

Definitions

  • the present invention relates to the field of wireless communication technologies, and in particular, to a control channel transmission method, apparatus, and base station device. Background technique
  • MTC (Machine Type Communication) services mainly include some IoT services, which usually have fewer information bits, lower transmission rate, and smaller bandwidth. Therefore, such services are also called small.
  • Bandwidth services correspondingly, services other than small bandwidth services may be referred to as non-small bandwidth services.
  • LTE Long Time Evolution
  • UE User Equipment
  • MIMO multiple input multiple output
  • the conventional LTE service is hereinafter referred to as a non-small bandwidth service.
  • small-bandwidth services need to coexist with non-small-bandwidth services, it is less likely to allocate separate dedicated frequency bands for small-bandwidth services. Therefore, small-bandwidth services need to share LTE transmission resources with non-small-bandwidth services.
  • the minimum bandwidth supported by LTE is 1.4 MHz. If the transmission resources of the small bandwidth service are limited to the six physical resource blocks (PRBs) in the center of the band, the LTE broadcast channel (PBCH, Physical Broadcast) can be used. Channel ), Design of Primary Synchronization Signal (PSS) and Secondary Synchronization Signal (SSS).
  • PRBs physical resource blocks
  • PSS Design of Primary Synchronization Signal
  • SSS Secondary Synchronization Signal
  • the downlink control channel (PDCCH, Physical Downlink Control Channel), the downlink control format indicator channel (PCFICH, Physical Control Format Indicator Channel) and the hybrid hybrid repeat reQuest (HQQ) indicator channel (PHICH, Physical Hybrid) ARQ Indicator Channel ), because of the transmission over the entire bandwidth, when the system bandwidth is greater than 1.4 MHz, the small bandwidth service cannot obtain the control information correctly, and thus the traffic channel cannot be detected.
  • PCFICH Physical Downlink Control Channel
  • HQQ hybrid hybrid repeat reQuest
  • PHICH Physical Hybrid ARQ Indicator Channel
  • the enhanced downlink control channel (ePDCCH, Enhanced PDCCH) is considered as a solution.
  • the ePDCCH uses traditional traffic channel regions to transmit control information, thereby making full use of multi-antenna spatial multiplexing means, or beamforming operations to improve capacity and coverage performance, as shown in FIG.
  • the base station (e B ) can schedule the ePDCCH at Intra-bandwidth transmission supported by small bandwidth services.
  • an ePDCCH message is transmitted using two slots of one subframe.
  • the MTC service uses the middle 6 PRBs for data transmission, if the configuration of the PBCH in LTE is followed, the 0th in each radio frame.
  • the second slot of the subframes the PBCH is transmitted on the first 4 OFDM symbols. If the ePDCCH is used to transmit the small bandwidth service in this subframe, the ePDCCH uses the entire 2 slots of one subframe for transmission, which will result in ePDCCH and The problem of resource conflicts used by PBCH.
  • the use of the ePDCCH to transmit the control channel of the small bandwidth service requires the use of the data channel resources, and the multiplexing of the ePDCCH and the PDSCH cannot be performed within the same PRB pair, resulting in a decrease in resources for transmitting data information.
  • Embodiments of the present invention provide a control channel transmission method, apparatus, and base station apparatus, for transmitting a small bandwidth service control channel while transmitting a non-small bandwidth service control channel, and controlling control of a non-small bandwidth service by multiplexing control channels of two services
  • the channel resources are used to avoid resource conflicts between the resources occupied by the small bandwidth service control channel and the non-small bandwidth service common control channel, and reduce the occupation of the data channel resources.
  • An embodiment of the present invention provides a control channel transmission method, including:
  • a first physical resource for transmitting the small bandwidth service control channel, where the small bandwidth service control channel and the LTE system are not small bandwidths, on any downlink subframe included in a bandwidth occupied by the small bandwidth service
  • the service control channel shares the physical resource, and the first physical resource is located on the first N orthogonal frequency division multiplexing OFDM symbols of the downlink subframe, where N is less than or equal to 4;
  • An embodiment of the present invention provides a control channel transmission apparatus, including:
  • a first determining unit configured to determine, on any downlink subframe included in a bandwidth occupied by the small bandwidth service, a first physical resource used for transmitting the small bandwidth service control channel, where the small bandwidth service control channel and the non- The small bandwidth service control channel shares the physical resource, and the first physical resource is located on the first N orthogonal frequency division multiplexing OFDM symbols of the downlink subframe, where N is less than or equal to 4;
  • a transmitting unit configured to transmit the small bandwidth service control channel on the first physical resource.
  • the embodiment of the invention provides a base station device, which comprises the above control information transmission device.
  • the control channel transmission method, device, and base station device determine that the small bandwidth service is transmitted by using the first N (N is less than or equal to 4) OFDM symbols in the downlink subframe included in the bandwidth occupied by the small bandwidth service. Controlling the physical resources of the channel, and transmitting the control channel of the small bandwidth service on the determined physical resource, that is, the small bandwidth service control channel shares the physical resource with the non-small bandwidth service control channel, so that the control of the small bandwidth service can be performed on the one hand.
  • the transmission resource limitation of the channel is transmitted in the first time slot of the downlink subframe, and the PBCH only appears on the first 4 OFDM symbols of the second time slot of the subframe, thereby avoiding the control channel of the small bandwidth service.
  • control channel of the small bandwidth service shares the physical resource with the control channel of the traditional non-small bandwidth service, and does not need to use the ePDCCH to transmit the control channel, thereby eliminating the need to occupy the data channel. It can save data transmission resources for transmitting data information.
  • FIG. 1 is a schematic diagram of ePDCCH transmission in the prior art
  • FIG. 2 is a schematic flowchart of an implementation process of a control channel transmission method according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of multiplexing control channels of a small bandwidth service and a non-small bandwidth service according to an embodiment of the present invention
  • FIG. 4 is a schematic structural diagram of a control channel transmission apparatus according to an embodiment of the present invention. detailed description
  • the resource occupied by the EPDCCH is used to transmit the control channel of the small bandwidth service
  • the resource occupied by the PBCH conflicts with the resource occupied by the PBCH, and the data channel resource is occupied.
  • the embodiment of the present invention provides a control channel transmission method, a device, and a base station device.
  • control channel transmission method may be, but is not limited to, applied to an LTE system and an evolved system thereof, such as an LTE-Advanced system, when it is applied to an LTE system and an evolved system thereof, a small bandwidth.
  • the control channel of the service shares the physical resource with the control channel of the non-small bandwidth service (that is, the normal LTE service).
  • the control channel of the non-small bandwidth service occupies the first 3 or the first 4 OFDM symbols of each downlink subframe.
  • the control channel of the small bandwidth service may also be limited to the first 4 OFDM symbols of each downlink subframe.
  • Embodiment 1 For the convenience of description, the specific implementation process of the embodiment of the present invention will be described below by taking an LTE system as an example. Embodiment 1
  • the first embodiment provides a control channel transmission method. Specifically, in the LTE system bandwidth, a part of the bandwidth is determined to be used for a small bandwidth service, and the LTE system can also use the bandwidth, so that the small bandwidth service will be used.
  • the LTE system bandwidth is shared with the non-small bandwidth service in the LTE system, and the physical resources occupied by the control channel are also shared.
  • the bandwidth supported by the LTE system includes 1.4MHz (the number of PRBs included is 6), 3.0 MHz (the number of PRBs included) The amount is 15), 5 MHz (the number of PRBs included is 25), 10MHz (the number of PRBs included is 50), 15MHz (the number of PRBs included is 75), and 20MHz (the number of PRBs included is 100), LTE system up and down
  • the line bandwidth can be different.
  • the downlink bandwidth is broadcast by MIB (Master Broadcast Information), and the upstream bandwidth is broadcast by SIB (System Information).
  • the minimum bandwidth determined for small bandwidth services can be 1.4MHz (6 PRBs), that is, 100 PRBs included in the bandwidth of the LTE system. Six consecutive PRBs were identified for use in small broadband services.
  • the mapping method of the traditional PDCCH is used, and the physical channel is shared with the control channel of the non-small-bandwidth service (that is, the normal LTE service), and the small bandwidth service needs to be described.
  • the control channel is limited to the determined bandwidth of the small bandwidth service.
  • the first 3 or the first 4 OFDM symbols of each downlink subframe are used to transmit the control channel, and thus, in the embodiment of the present invention,
  • the control channel of the bandwidth service is also the control channel for transmitting the small bandwidth service by using the first few OFDM symbols of the downlink subframe included in the bandwidth occupied by the small bandwidth service.
  • the LTE protocol provides that, for the downlink non-MBSFN subframes and the non-special slot subframes, when the number of PRBs included in the downlink bandwidth is less than or equal to 10, the number of OFDM symbols used for transmitting the PDCCH may be 2, 3, or 4; When the number of included PRBs is greater than 10, the number of OFDM symbols used to transmit the PDCCH may be 1, 2, or 3.
  • the specific bandwidth size for small bandwidth services has not been determined. Considering that it is compatible with the LTE system, the number of OFDM symbols used for transmitting control channels of small bandwidth services should be less than or equal to 4.
  • a schematic flowchart of an implementation process of a control channel transmission method according to an embodiment of the present invention includes the following steps:
  • S201 Determine, according to any downlink subframe included in a bandwidth occupied by the small bandwidth service, a first physical resource used for transmitting a small bandwidth service control channel.
  • the first physical resource is located on the first N orthogonal frequency division multiplexing OFDM symbols of the downlink subframe.
  • the base station uses the first N OFDM symbols to perform the physical resource mapping of the control channel in the bandwidth occupied by the determined small bandwidth service, and the mapping rule is the same as the physical resource mapping rule of the control channel in the LTE system in the prior art.
  • a physical resource for transmitting a small bandwidth traffic control channel is determined, where N may be less than or equal to four.
  • the ePDCCH when the control channel of the small bandwidth service is transmitted, the ePDCCH is not used for transmission, but the control channel resource used by the non-small bandwidth service in the traditional LTE system is used for transmission, that is, the front N of the downlink subframe ( N is less than or equal to 4) OFDM symbols are transmitted, because the first N OFDM symbols of each subframe are located on the first slot of the subframe, and the PBCH only appears at the second of each radio frame subframe 0. On the time slots, the physical resources occupied by the small bandwidth service control channel and the physical resources occupied by the PBCH are avoided.
  • the ePDCCH when used to transmit the control channel of the small-bandwidth service, since the multiplexing of the ePDCCH and the PDSCH cannot be performed within one PRB, even if only one user is scheduled, a PRB is required to be occupied, thereby causing waste of transmission resources.
  • the ePDCCH since it is not necessary to use the ePDCCH to transmit a control channel of a small bandwidth service, Thereby, more data transmission resources can be saved for transmitting data information, and waste of transmission resources is avoided.
  • the small bandwidth service shares the physical resource with the non-small bandwidth service, and therefore, the physical resource used for transmitting the control channel is also shared, so that the control channel of the small bandwidth service and the non-small bandwidth service are simultaneously performed.
  • mapping physical resources there is a possibility that the physical resources occupied by the two may conflict.
  • control channel transmission method provided by the implementation of the present invention may further include the following steps before transmitting the small bandwidth service control channel on the first physical resource:
  • Step 1 Determine a second physics of the terminal control channel for transmitting the non-small bandwidth service, that is, the normal LTE service, on the first M orthogonal frequency division multiplexing OFDM symbols of the downlink subframe included in the bandwidth occupied by the small bandwidth service. Resources; When implemented, M is less than or equal to 4.
  • Step 2 If the first physical resource does not conflict with the second physical resource, transmit the non-small bandwidth service control channel on the second physical resource.
  • the bandwidth of the LTE system is 20 MHz.
  • FIG. 3 a schematic diagram of multiplexing of a control channel of a small bandwidth service and a non-small bandwidth service, wherein the preceding OFDM symbols (the first 3 or the first 4) are used to transmit a control channel, and the remaining OFDM symbols are used to transmit a data channel.
  • the control channel of the non-small bandwidth service occupies 3 OFDM symbols
  • the small bandwidth service occupies 4 OFDM symbols as an example.
  • the base station determines the number M of OFDM symbols used for transmitting the non-small bandwidth service control channel according to the system downlink bandwidth (since the LTE system bandwidth is 20 MHz, the downlink bandwidth includes the number of PRBs greater than 10, Therefore, M is less than or equal to 3), the first M OFDM symbols constitute a control region of the non-small bandwidth service, and the base station performs physical resource mapping of the non-small bandwidth service control channel in the control region; for the small bandwidth service, the small bandwidth determined by the base station is determined.
  • the number N of OFDM symbols used to transmit the small bandwidth service control channel determines the number N of OFDM symbols used to transmit the small bandwidth service control channel, assuming that the LTE system bandwidth has 6 PRBs in the middle (one time slot, the physical resources with a continuous width of 180 kHz in the frequency domain become one
  • the PRB that is, one PRB includes 12 consecutive subcarriers, can be used to transmit small bandwidth services, and the number N of OFDM symbols occupied by the small bandwidth service control channel is less than or equal to 4, and the first N OFDM symbols constitute a small bandwidth service control region, and the base station
  • the physical resource mapping of the small bandwidth service control channel is performed in the control region.
  • REG resource element groups
  • Element Group is not occupied and is idle.
  • REG is the basic unit of control channel mapping.
  • Each REG contains 4 consecutive resource elements ( RE, Resource Element ), and one RE corresponds to one sub-frequency domain.
  • Carrier corresponding to 1 OFDM symbol in the time domain.
  • the small bandwidth service can multiplex the control region composed of the first M OFDM symbols with the non-small bandwidth service, that is, use the REG that is not occupied by the non-small bandwidth service control channel to perform the transmission of the small bandwidth service control channel, thereby improving resource utilization. Effectiveness, can save more data area resources for data information Transmission.
  • the resource labeled 1 is the resource occupied by the non-small bandwidth service control channel
  • the resource labeled 2 is the resource occupied by the small bandwidth service control channel.
  • the embodiment of the present invention provides the following two solutions:
  • Method 1 The base station decides to abandon the transmission of the control channels of those terminals.
  • the base station may determine the transmission priority of the non-small bandwidth service and the small bandwidth service control channel according to the feedback information of the non-small bandwidth service and the small bandwidth service, and the Qo S (Quality of Service) information, and abandon the transmission. Low priority control channel.
  • Method 2 Increase the number of OFDM symbols occupied by the small bandwidth service control channel N, until N is greater than the number of OFDM symbols occupied by the non-small bandwidth service.
  • the number N of OFDM symbols occupied by the small bandwidth service control channel may be extended, such that the number of OFDM symbols occupied by the non-small bandwidth service control channel is greater than, for example, when the number of PRBs included in the downlink bandwidth is greater than 10, the non-small bandwidth service is used.
  • the number of OFDM symbols occupied by the control channel must be less than 3, and there is no collision between the small bandwidth service control channel and the non-small bandwidth service control channel on the 4th OFDM symbol, and the number of OFDM symbols occupied by the small bandwidth service control channel is extended.
  • the density of the REG occupied by the small bandwidth service in the first M OFDM symbols is reduced, thereby reducing the probability that the control channels occupy resource conflicts.
  • the first physical resource used for transmitting the small bandwidth service control channel may be re-determined on the first N OFDM symbols of the downlink subframe.
  • the base station decides to abandon the control channel of the terminal. The transmission is handled by the method provided by Method 1.
  • the base station can be configured in three ways:
  • the number of OFDM symbols occupied by the control channel of the small bandwidth service is a fixed value and does not change, and both the base station and the terminal know the value of N. ;
  • the base station semi-statically adjusts the number of OFDM symbols occupied by the control channel of the small bandwidth service, and notifies the terminal corresponding to the small bandwidth service;
  • the base station determines the number N of OFDM symbols occupied by the control channel of the small bandwidth service in real time, and notifies the terminal corresponding to the small bandwidth service.
  • the base station when the base station schedules the transmission resource for the small bandwidth service, the base station notifies the small bandwidth service of the number of OFDM symbols occupied by the control channel in real time.
  • the base station can define a new control message (similar to the PCFICH, in the LTE system, the PCFICH
  • the number of OFDM symbols used to indicate the control area is occupied by 2 bits, indicating three states, and one state is reserved to indicate the number of OFDM symbols occupied by the control channel of the terminal corresponding to the small bandwidth service, so that the small bandwidth service corresponds to
  • the terminal knows the physical resources scheduled by the base station, it controls at the corresponding location. Channel detection.
  • the maximum number of OFDM symbols occupied by the control signals supported by the existing LTE system is 4, and when the number N of OFDM symbols occupied by the small bandwidth service is greater than 4, the base station notifies the terminal at the corresponding location. The detection of the control channel is performed, and accordingly, the terminal also needs to support the detection of the control channel at the corresponding location.
  • a control channel transmission apparatus is further provided in the embodiment of the present invention. Since the principle of solving the problem is similar to the control channel transmission method, the implementation of the apparatus can refer to the implementation of the method, and the repetition is no longer Narration.
  • a schematic structural diagram of a control channel transmission apparatus includes: a first determining unit 401, configured to determine, in any downlink subframe included in a bandwidth occupied by the small bandwidth service, a first physical resource for transmitting a small bandwidth service control channel, where the control channel of the small bandwidth service shares a physical resource with the control channel of the non-small bandwidth service in the LTE system, where the first physical resource is located before the downlink subframe N is less than or equal to 4 on N orthogonal frequency division multiplexing OFDM symbols;
  • the transmitting unit 402 is configured to transmit the small bandwidth service control channel on the first physical resource.
  • control channel transmission device may further include a second determining unit, where:
  • the second determining unit may be configured to determine, before the transmitting unit 402 transmits the small bandwidth service control channel on the first physical resource, the second physical resource that is used to transmit the non-small bandwidth service control channel, where the second physical resource is located in the downlink On the first M orthogonal frequency division multiplexing OFDM symbols of the frame, M is less than or equal to 4;
  • the transmitting unit 402 is further configured to: when the first physical resource does not collide with the second physical resource, transmit the non-small bandwidth service control channel on the second physical resource.
  • control channel transmission device may further include:
  • a third determining unit configured to determine a transmission priority of the small bandwidth service control channel and the non-small bandwidth service control channel when the first physical resource collides with the second physical resource;
  • the abandonment unit is used to abandon the transmission of the low priority control channel.
  • control channel transmission device may further include an adjusting unit, where:
  • An adjusting unit configured to adjust an N value when the first physical resource conflicts with the second physical resource, and the adjusted N value is greater than M;
  • the first determining unit 401 is further configured to re-determine the first physical resource used for transmitting the small bandwidth service control channel.
  • control channel transmission device may further include:
  • a fourth determining unit configured to determine that the number N of OFDM symbols occupied by the control channel of the small bandwidth service is a fixed value; or used to adjust the number of OFDM symbols occupied by the control channel of the small bandwidth service according to a preset period; or Determining the number N of OFDM symbols occupied by the control channel of the small bandwidth service;
  • the notification unit is configured to notify the terminal corresponding to the small bandwidth service that the number of OFDM symbols occupied by the control channel of the small bandwidth service is N.
  • control channel transmission device may be disposed in the base station device, and it should be understood that the control channel transmission device is disposed in the base station device, which is a preferred implementation manner of the embodiment of the present invention.
  • the device can be set in other devices, such as adding devices.
  • the control channel transmission method, device, and base station device determine that the small bandwidth service is transmitted by using the first N (N is less than or equal to 4) OFDM symbols in the downlink subframe included in the bandwidth occupied by the small bandwidth service. Controlling the physical resources of the channel, and transmitting the control channel of the small bandwidth service on the determined physical resource, that is, the small bandwidth service control channel shares the physical resource with the non-small bandwidth service control channel, so that the control of the small bandwidth service can be performed on the one hand.
  • the transmission resource limitation of the channel is transmitted in the first time slot of the downlink subframe, and the PBCH only appears on the first 4 OFDM symbols of the second time slot of the subframe, thereby avoiding the control channel of the small bandwidth service.
  • the control channel of the small bandwidth service shares the physical resource with the control channel of the traditional non-small bandwidth service, and does not need to use the ePDCCH to transmit the control channel, thereby eliminating the need to occupy the data channel. It can save data transmission resources for transmitting data information.
  • embodiments of the present application can be provided as a method, system, or computer program product.
  • the application can be in the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware.
  • the application can be in the form of a computer program product embodied on one or more computer-usable storage interfaces (including but not limited to disk storage, CD-ROM, optical storage, etc.) containing computer usable program code.
  • the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
  • the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
  • These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing, thereby causing a computer or other
  • the instructions executed on the programmable device provide steps for implementing the functions specified in one or more blocks of the flowchart or in a flow or block of the flowchart.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un appareil et un procédé de transmission de canal de commande, et un dispositif de station de base. Quand un canal de commande d'un service de bande passante non petite est transmis, un canal de commande d'un service de bande passante petite est transmis, et des canaux de commande des deux services multiplexent des ressources de canal de commande d'un service de bande passante non petite, afin d'atteindre des objectifs d'évitement de conflits entre des ressources occupées par le canal de commande d'un service de bande passante petite et des ressources occupées par un canal de commande commun d'un service de bande passante non petite, et de réduction de l'occupation de ressources de canal de données. Le procédé comprend : la détermination, sur une sous-trame de liaison descendante aléatoire comprise dans une bande passante occupée par un service de bande passante petite, d'une première ressource physique pour transmettre un canal de commande d'un service de bande passante petite (S201), le canal de commande d'un service de bande passante petite et un canal de commande d'un service de bande passante non petite partageant des ressources physiques, la première ressource physique étant localisée sur les N premiers symboles OFDM de la sous-trame de liaison descendante, et N étant égal ou plus petit que 4 ; et la transmission du canal de commande d'un service de bande passante petite sur la première ressource physique (S202).
PCT/CN2013/077075 2012-06-13 2013-06-09 Appareil et procédé de transmission de canal de commande, et dispositif de station de base WO2013185591A1 (fr)

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CN107302799B (zh) * 2016-04-15 2019-12-20 普天信息技术有限公司 下行控制信道带宽自适应调整方法和装置
CN108023722B (zh) * 2016-11-04 2022-11-11 中兴通讯股份有限公司 一种控制信道的发送方法和装置
JP7221866B2 (ja) * 2016-12-14 2023-02-14 オッポ広東移動通信有限公司 伝送方法及び装置
US10512080B2 (en) * 2017-03-17 2019-12-17 Qualcomm Incorporated MCS/rank adjustment when multiplexing data in a control region
CN109152001B (zh) * 2017-06-15 2021-02-02 大唐移动通信设备有限公司 一种时频资源分配方法及装置
CN109842867B (zh) * 2017-11-24 2020-11-20 大唐移动通信设备有限公司 一种eMTC PUCCH资源预留方法及装置
CN110858779B (zh) * 2018-08-24 2022-03-29 中兴通讯股份有限公司 Onu通道处理方法、设备以及计算机可读存储介质

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CN102215094A (zh) * 2011-06-01 2011-10-12 电信科学技术研究院 上行反馈信息发送及接收方法、系统和设备
WO2012005494A2 (fr) * 2010-07-06 2012-01-12 엘지전자 주식회사 Procédé et dispositif pour l'affectation de ressources sans fil destinées à un dispositif de communication de type machine dans un système de communication sans fil

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WO2012005494A2 (fr) * 2010-07-06 2012-01-12 엘지전자 주식회사 Procédé et dispositif pour l'affectation de ressources sans fil destinées à un dispositif de communication de type machine dans un système de communication sans fil
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