KR20030057996A - Method for Eliminating Reason of Unstable Channel Card - Google Patents

Abstract

1. TECHNICAL FIELD OF THE INVENTION

It is about how to eliminate the cause of channel card performance instability.

2. Technical problem to be solved by the invention

Provides a way to eliminate the cause of poor channel card performance instability.

3. Summary of the Solution of the Invention

In the method of eliminating the cause of poor channel card performance instability, the first step of checking the wireless section and the hardware of the receiver that may occur at the base station side, and analyzing the change of the traffic rate through the common board replacement test, The second step of checking the MS_ATP bundle phenomenon according to the movement path and the third step of analyzing the log message of the bad channel card are corrected.

4. Important uses of the invention

Used to eliminate the cause of poor channel card performance instability.

Description

{Method for Eliminating Reason of Unstable Channel Card}

The present invention relates to a mobile communication capable of data communication, and more particularly to a method for removing the cause of channel card performance instability.

1 is a block diagram of a voice data and packet data processing apparatus in a conventional mobile communication system capable of data communication. As shown in FIG. 1, voice data and packet data processing in a conventional mobile communication system capable of data communication is shown. The apparatus includes a base transceiver system interconnection network 50-1a through 50-na that provides a communication path between each block within each base transceiver system 50-1 through 50-n, and the base transceiver system interconnection network. A local CD interconnection network 21 connected to 50-1a through 50-na to provide a communication path between blocks in each base station controller 20-1 through 20-n, and a local CD interconnection. A transcoder distribution 22 connected to a connection network 21 to process voice and line data, and a local CD interconnection network 21 to the local Connected to the DM interconnection network 21 and the transcoder distribution 22 to convert clocks received from the base station controller-global positioning system to synchronize each block within each base station controller 20-1 to 20-n. A clock generation & distribution (23) for distributing signals, an alarm processing control section (24) for collecting alarm states of each block in each base station controller (20-1 to 20-n), and said local CD interconnection; A call control processor 25 connected to the network 21 to perform a call processing control function of each base station controller 20-1 to 20-n, and the local CDA interconnection network 201. And a global CD interconnection network 30 for providing a communication path between each base station controller 20-1 to 20-n, and the global CD interconnection network. A base station management (40) connected to the network (30) for the entire base station controller and base transceiver system operation, resource management, status management, configuration management, user interface and maintenance, and the transcoder distribution (22). A mobile switching center / visitor location register 11 connected to the mobile switching center / visitor location register 11 to perform a system-wide voice and data switch function, and an interworking function 12 connected to the mobile switching center / visitor location register 11 to process packet data. It is composed of

The operation of the data processing apparatus in the conventional mobile communication system capable of data communication configured as described above will be described in detail as follows.

First, when a mobile station provides voice or line data to either base transceiver system 50-1 to 50-n, the base transceiver system interconnection network 50 within any one of the base transceiver systems 50-1 to 50-n. -1a to 50-na provide the provided voice or line data to the local CDA interconnection network 21 in the base station controllers 20-1 to 20-n. The local CD interconnection network 21 provides the provided voice or line data to the transcoder distribution 22.

The transcoder distribution 22 provides the provided voice data to the mobile switching center 10 or the circuit data to the mobile switching center 10. The mobile switching center 10 transmits the provided voice data or data to a public switched telephone network.

On the other hand, if the mobile station provides packet data to a base transceiver system 50-1 to 50-n, the packet data provided to the base transceiver system 50-1 to 50-n is transmitted to the base transceiver system interconnection network. 50-1a_50-na), the local CDA interconnection network 21, the transcoder distribution 22, and the mobile switching center 10 in sequence. The mobile switching center 10 transmits the received packet data to the public switched telephone network or the Internet through the interworking function 12.

These systems are now in a transitional state, with a mix of 2nd and 2nd generations, providing 2.5 generation system services to mobile subscribers through separate generation of 2.5th generation systems or adding 2.5th generation capabilities to existing 2nd generation systems. Providing.

However, when providing 2.5G system services to subscribers by adding 2.5G functions to existing 2G systems, there is a problem that MS_ATP occurs that indicates data loss or error in the path between the mobile system and the exchange period. Improvements to the problem are required.

Accordingly, an object of the present invention is to provide a method for eliminating the cause of poor channel card performance instability, which is devised to solve the above problems.

Those skilled in the art to which the present invention pertains can easily recognize other objects and advantages of the present invention from the drawings, the detailed description of the invention, and the claims.

1 is a block diagram of a voice data and packet data processing apparatus in a conventional mobile communication system capable of data communication.

In order to achieve the above object, the present invention, in the method for eliminating the cause of poor channel card performance instability, the first step to check the hardware of the radio section and the receiver that may occur on the base station side, the common part board replacement test Unstable channel card performance instability including the second step to check the MS_ATP bundle phenomenon according to the movement path of the specific channel card board by analyzing the change of traffic rate and the third step to correct the defect by analyzing the log message of the bad channel card Provide a way to eliminate the cause.

The above objects, features and advantages will become more apparent from the following detailed description. In describing the present invention, when it is determined that the detailed description of the related known technology may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. Hereinafter, preferred embodiments of the present invention will be described in detail.

In general, in a wireless data service network using a system, a new wireless data service network called an interworking function network has been added to smoothly perform wireless data service.

A personal terminal for interfacing data with a mobile station, a mobile station for interfacing data with the personal terminal, and wirelessly transmitting and receiving data with a base transceiver system, a base transceiver system for wirelessly transmitting and receiving data with the mobile station, and the base transceiver system. A base station controller that controls data transmission and reception of a system, a mobile switching center that is an exchange station that exchanges data between arbitrary terminals through the base station controller, and a spread spectrum communication that is connected to the mobile switching center and is a communication network for data communication. A network, a public switched telephone network connected to the mobile switching center and performing analog voice telephony services, and an interface for interfacing data with the mobile switching center. It is connected to the king function and the interworking function comprises a public switch data network for the service data and voice.

Rm is the interface between the personal computer and the mobile station, Um is the interface between the mobile station and the base transceiver system, A is the interface between the base station controller and the mobile switching center, Ai is the interface between the mobile switching center and the public switched telephone network, E is the mobile switching center The exchange term interface, Pi, is the interface between the interworking function and the public switched data network.

In the general mobile communication system configured as described above, a personal terminal and a mobile station are connected through a communication cable to interface data, and the mobile station transmits and receives data and voice through an interface with a base transceiver system.

In addition, the base transceiver system exchanges information of the mobile station with the base station controller through a wired interface and wirelessly transmits and receives voice and data with the mobile station through the interface. That is, the base transceiver system is responsible for call processing, radio signal transmission and reception, radio resource management, visual information management between the mobile station and the base transceiver system, error detection and statistical information collection and reporting, packet routing, and power control. do.

The base station controller is located between the base transceiver system and the mobile switching center, and communicates data with the base transceiver system in the form of a voice packet through a wire, and man-machine interface and global for operator registration with the mobile switching center. Position system reception function. That is, the base station controller provides a call connection function between the mobile station and the mobile station, a handoff function when the mobile station is moved between sectors in the base transceiver system or from the service area of the current base transceiver system to the service area of another base transceiver system, and the base transceiver station. Communicate voice and data information in the form of packets via wired channels with the system, interface the mobile exchange and voice and signals with each other, compress and restore (transcode) the voice, man-machine interface for operator registration, and operate the base transceiver system. Performs functions such as configuration management, base station controller maintenance, and fault management.

Next, the mobile switching center establishes an interface between the mobile switching center and the mobile switching center, between fixed subscribers other than the mobile switching center, and other mobile communication elements, and interworking interfaces with other networks such as integrated service digital networks and public switch data networks. Perform. In addition, the mobile switching center, which includes the functions of the Serura gateway switching system, is a structure of a multiprocessor that distributes functions and loads, and has a distributed control structure that is a two-stage hierarchical structure of a main processor and a subprocessor.

Meanwhile, in recent years, an interworking function for data wireless service has been newly added to the general wireless data service network structure. Therefore, an interface device is required for the mobile switching center and the interworking function to smoothly perform mutual voice and data. Interface between the mobile switching center and the interworking function.

It recommends a frame relay interface for the mobile data path and an integrated service digital network interface for the public switched telephone network path.

Among them, the integrated service digital network interface is already implemented and used in the existing mobile switching center, and the frame relay interface is currently being implemented.

When MS_ATP occurs in the system of this configuration, which indicates data loss or error in the path of the mobile system and the exchange period, the system status indicates call processing normal and no alarm, and the service status is normal during field test. There will be no. However, when looking at the system statistics, the outgoing traffic rate is about 88 ~ 94%, and MS_ATP occurs randomly by time zone and sector.

In this case, it checks the hardware of the wireless section and receiver in the base station side and analyzes the change of traffic through the replacement board test of common part and confirms MS_ATP bundle according to the movement path of specific channel card board. After that, the log message of the bad channel card is analyzed to compensate for the defect, so that the hardware instability factor can be detected early to eliminate the fluoride pain factor.

The present invention described above is not limited to the above-described embodiments and the accompanying drawings, and various substitutions, modifications, and changes are possible in the technical field of the present invention without departing from the technical spirit of the present invention. It will be clear to those of ordinary knowledge.

As described above, according to the present invention, by analyzing the log message of the bad channel card to compensate for the defect, it is possible to find out the hardware instability factor early to remove the fluorine pain factor and to remove the cause of the performance instability of the bad channel card. Provide effect.

Claims (1)

In the method of eliminating the cause of poor channel card performance instability, A first step of inspecting hardware of a wireless section and a receiver that may occur at the base station; A second step of identifying a MS_ATP bundle phenomenon according to a movement path of a specific channel card board by analyzing a change in traffic through a common board replacement test; And The third step to analyze the log message of the bad channel card to compensate for the defect How to eliminate bad channel card performance instability, including.