WO2012051841A1

WO2012051841A1 - Method and system for maintaining base transceiver station

Info

Publication number: WO2012051841A1
Application number: PCT/CN2011/073025
Authority: WO
Inventors: 王海
Original assignee: 中兴通讯股份有限公司
Priority date: 2010-10-18
Filing date: 2011-04-19
Publication date: 2012-04-26
Also published as: CN102457873A

Abstract

Disclosed in the present invention is a method for maintaining a base transceiver station (BTS). The method includes: the BTS configuration data information of the BTS, the version files of the main control board and the version files of other single boards are downloaded and stored into the local maintenance terminal (LMT); in the case of disconnection between the BTS and the base station controller (BSC), the BTS is connected with the LMT so that the BTS enters the LMT mode, the BTS configuration data information, the version files of the main control board and the version files of other single boards, which are stored in the LMT, are downloaded into the BTS, and the BTS is started; after the BTS is normally started, the LMT utilizes the main control board CPU of the BTS to call the interface function preset in the BTS so as to maintain the BTS. Also disclosed in the present invention is a system for maintaining a BTS. With the solution of the present invention, the BTS can run in the case of being disconnected from the BSC.

Description

Base station «L station maintenance method and system

The present invention relates to the field of wireless communication base stations, and in particular, to a Base Transceiver Station (BTS) maintenance method and system. Background technique

At present, in the field of wireless communication, a base station requires a base transceiver station (BTS) to be connected to a base station controller (BSC) during communication, and the connection manner includes: an ABIS network interface, an E1VT1 interface, a fiber interface, and the like. However, as the base station continues to operate, there may be some faults in the BTS, and even the BTS and the BSC are completely disconnected. In this case, if the BTS system needs to be analyzed for failure, the BSC cannot perform the BTS in the background. An operation, such as acquiring data, extracting information, etc., that is, in the prior art, when the BTS is not connected to the BSC, the BTS cannot be started, and the data information of each board of the BTS system cannot be extracted, and the BTS is maintained. .

In addition, with the increase in shipments of BTS boards, engineering fault rework is also an important issue. Often, a large part of the reworked boards is retested normally, but because there is no unified test environment, the faulty boards cannot be used. After the test is selected, the normal board will be shipped back to the repair center for testing, and then the fault will be returned again, which wastes a lot of transportation costs.

In addition, in the prior art, since the BTS equipment room and the BSC equipment room may be far apart, the construction of the BTS and the BSC transmission system takes time and cannot be completed immediately, and since the BTS cannot be started when it is not connected to the BSC, You can observe the running status of each board in the BTS system before the deployment. Summary of the invention

The present invention provides a base station transceiver station maintenance method and system, which can solve the prior art

When the BTS and the BSC are disconnected, the maintenance of the BTS is not possible, and the maintenance and diagnosis of the BTS, alarms, and other information are easily managed, and the repaired faulty board is easily tested.

The present invention provides a base station transceiver station maintenance method, including:

Pre-download and store the configuration data information of the base transceiver station BTS, the main control board version file, and other board version files in the local maintenance terminal LMT.

When the BTS is disconnected from the base station controller BSC, the BTS is connected to the LMT, and the BTS is entered into the LMT mode, and the BTS configuration data information, the main control board version file, and other board version files stored in the LMT are downloaded to the BTS.

Start the BTS according to the BTS configuration data information, the main control board version file, and the board version file.

After the BTS starts up normally, the LMT maintains the BTS maintenance through the interface function preset in the BTS through the central processing unit of the BTS main control board.

The present invention also provides a base transceiver station maintenance system, including:

The local maintenance terminal LMT is configured to pre-download and store the configuration data information of the base transceiver station BTS, the main control board version file, and other board version files.

The BTS is configured to connect to the LMT in the case of the BTS and the base station controller BSC, and enter the LMT mode to download the BTS configuration data information, the main control board version file, and other board version files stored in the LMT, and according to the BTS. The configuration data information, the main control board version file, and the board version file are started and run.

The LMT is also used to implement maintenance of the BTS through a pre-set interface function in the BTS by the central processor of the main control board of the BTS after the BTS is normally started.

The beneficial effects of the invention are: through the local maintenance terminal in case of BSC and BTS open circuit (Local Maintenance Terminal, LMT) to operate the BTS, thereby solving the problem that the BTS cannot be maintained in the case where the BTS and the BSC are disconnected in the prior art, and the BTS can be operated without the BSC, facilitating the BTS. Management of the maintenance and diagnosis, alarms, and other information, to achieve fault information management for the base station, and to test the repaired faulty board. DRAWINGS

1 is a flowchart of starting a BTS main control board and performing various operation functions according to an embodiment of the present invention;

2 is a flowchart of a method for maintaining a base transceiver station according to an embodiment of the present invention;

3 is a schematic diagram of obtaining configuration files and versions through LMT and BSC in a lab environment according to an embodiment of the present invention;

4 is a schematic diagram of an LMT terminal implementing an BTS system in an LMT mode in an external environment according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a base transceiver station maintenance system according to an embodiment of the present invention. detailed description

In order to solve the problem that the BTS cannot be maintained in the case where the BTS and the BSC are disconnected in the prior art, the present invention provides a base transceiver station maintenance method and system, and further to the present invention in conjunction with the accompanying drawings and embodiments. Detailed description. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Method embodiment

An embodiment of the present invention provides a method for maintaining a base transceiver station. It should be noted that, in the embodiment of the present invention, before performing the following operations, first, it is necessary to set a support LMT in the BTS management instruction interface function library. The interface function of the terminal operation is called by the central processing unit of the main control board of the BTS. Preferably, the interface function supporting the LMT for performing various terminal operations includes at least one of the following: a query interface function, a storage interface function, a download interface function, and a diagnostic interface. Port function, dynamic management interface function.

1 is a flowchart of starting a BTS main control board and performing various operation functions according to an embodiment of the present invention. As shown in FIG. 1, the process includes:

Step 101: The BTS main control board is powered on;

Step 102: The BTS main control board completes initialization.

Step 103: The BTS main control board sends a version request to the background, and determines whether the sent version request has a response. If it is determined that there is no response, step 103 is performed repeatedly; if it is determined that there is a response, step 104 is performed;

Step 104, loading a running version;

Step 105, determining whether the loading operating system is completed, if not completed, repeating step 105; otherwise, performing step 106;

Step 106, the operating system runs normally;

Step 107, the BTS main control board determines whether there is an associated operation interruption event of the external terminal, if yes, step 108 is performed; otherwise, step 106 is performed;

Step 108: The BTS main control board invokes the related interface operation interrupt function to perform, and determines whether the related operation is completed. If the determination is yes, step 106 is performed; otherwise, step 108 is repeatedly performed.

The embodiment of the present invention supports the LMT mode, and requires that an interface function supporting various interrupt operations of the LMT be added to the version file of the BTS main control board in advance, for the main control board CPU to call, for example, adding a query interface function, a storage interface function, Download interface functions, diagnostic interface functions, dynamic management interface functions, and more.

2 is a flowchart of a method for maintaining a base transceiver station according to an embodiment of the present invention. As shown in FIG. 2, a method for maintaining a base transceiver station according to an embodiment of the present invention includes:

Step 201: Pre-download and store the BTS configuration data information, the main control board version file, and other board version files in the local maintenance terminal LMT.

Step 201 may specifically include the following processing: 1. Set the external input mode of the BTS to the BSC mode, and connect the BTS and the BSC through a predetermined interface or Ethernet;

2. Configure the BTS system through the background terminal of the BSC, and store the configuration data;

3. The central processing unit of the main control board of the BTS calls the relevant interface function in the management instruction interface function library, and downloads the BTS configuration data information in the BSC to the main control board memory of the BTS through the data channel of the main control board of the BTS;

4. Set the external input mode of the BTS to LMT mode, and connect the BTS to the LMT through a predetermined interface or Ethernet;

5. Perform configuration data download operation on the main control board memory through the LMT. The central processing unit of the main control board of the BTS calls the relevant interface function in the management instruction interface function library, and the main control board memory is accessed through the data channel of the main control board of the BTS. The BTS configuration data information in the download is downloaded to the LMT;

6. Connect the LMT to the version server, download the BTS version of the main control board and other board version files from the version server, and store the main board version file and other board version files in the LMT.

3 is a schematic diagram of obtaining a configuration file and a version through an LMT and a BSC in a lab environment according to an embodiment of the present invention. As shown in FIG. 3, the external input device is an LMT terminal and a BSC terminal, wherein the BSC terminal can control the BSC, and the external The input device is connected to the BTS main control board through the BSC and LMT mode selection channels. The external input mode setting can be performed through the BSC and LMT mode selection channels. The BTS main control board is connected to other BTS boards. The BTS main control board includes: The data channel, the main control board central processing unit (main control board CPU), the main control board storage channel, the flash RAM, the control data exchange channel, and the management instruction interface function library; wherein, the management instruction interface function library includes a query interface function, a storage interface Functions, download interface functions, dynamic management interface functions, and automatic calibration interface functions. Other boards of the BTS include: switch boards, channel boards, interface boards, and so on. The 1 step in FIG. 3 may include the following processing: In the BSC channel mode, the BTS configuration data information of the BSC terminal is saved to the flash RAM of the BTS main control board through an external input. Specifically, in step 1, the external input mode of the BTS is set to the BSC mode in the laboratory, and only the BSC and the BTS are correctly connected by means of E1 or Ethernet, and the BTS system can be backed up by the BSC terminal. Take action. After the BSC terminal performs configuration data storage on the BTS system, the data channel is controlled by the main control board, and the CPU of the main control board calls a storage interface function and other related instructions in the management instruction interface function library, and communicates with the BSC to configure the BTS configuration data. The information is stored in the flash RAM of the main control board.

The 2 steps in FIG. 3 may include the following processing: In the LMT channel mode, the BTS configuration data information saved in the previous step is downloaded from the main control board Flash RAM to the local LMT terminal. Specifically, in step 2, the external input mode is set to the LMT mode, and only the E1 or Ethernet connection of the BSC and the BTS is disconnected and the LMT terminal is connected to the BTS main control board, such as a PC or a notebook. The configuration data download operation is performed on the main control board, and the function channel such as the download interface function in the function library is called by the main control board CPU through the main control board to control the data channel, and the BTS configuration data in the main control board Flash RAM is downloaded and saved to the LMT. On the terminal.

The 3 steps in FIG. 3 may include the following processes: Download the BTS main control board version file and the BTS other board version file to the local LMT terminal through the version server. Specifically, in step 3, the LMT terminal is connected to the version server, and the version file of the main control board of the BTS system and the version file of the other board are downloaded, and the BTS system configuration file saved in the previous step exists.

Step 202: When the BTS and the BSC are disconnected, the BTS is connected to the LMT, and the BTS is entered into the LMT mode, and the BTS configuration data information, the main control board version file, and other board version files stored in the LMT are downloaded to the BTS.

In step 202, the following may specifically include: processing the BTS main control board central processor through the LMT, calling the download interface function in the management instruction interface function library through the central processing unit of the BTS main control board, and storing the BTS stored in the LMT Configure data information, main control board version files, And other board version files are downloaded to the main control board memory of the BTS.

Step 203: Start the BTS according to the BTS configuration data information, the main control board version file, and the board version file.

Step 204: After the BTS starts up normally, the LMT uses the interface function preset in the BTS to implement maintenance of the BTS through the central processing unit of the BTS main control board.

In step 204, the following may specifically include: processing, by the LMT, by using a query interface function, a diagnostic interface function, and/or a dynamic management interface function in the management instruction interface function library of the main control board of the BTS to implement the board in the BTS Query, diagnostics and/or dynamic management.

FIG. 4 is a schematic diagram of the LMT terminal implementing the BTS system in the LMT mode according to the embodiment of the present invention. As shown in FIG. 4, the external input device is an LMT terminal, and the BTS main control board is connected to other BTS boards, and the BTS is controlled. The board includes: a control data channel, a main control board central processing unit, a main control board storage channel, a flash RAM, a control data exchange channel, and a management instruction interface function library, wherein the management instruction interface function library includes a query interface function and a storage interface function. The download interface function, the dynamic management interface function, and the automatic calibration interface function. The other boards of the BTS include: a switch board, a channel board, an interface board, and the like.

As shown in 1 of Figure 4, when the BTS and the BSC are disconnected, the LMT terminal and the BTS are connected to the LMT mode, and the BTS system configuration file, the main control board, and the version files of other boards are downloaded to the LMT terminal. In the flash RAM of the main control board, the implementation mode is implemented by the LMT terminal operating the main control board CPU calling the download interface function in the system function library to implement file downloading.

As shown in 2 of Figure 4, after the configuration file of the Flash is downloaded, the other boards of the BTS system request the respective versions from the main control board Flash until they are up and running.

As shown in 3 in Figure 4, the LMT terminal invokes the query interface function, diagnostic interface function, and dynamic management interface function in the main control board system function library to query, diagnose, and dynamically query other boards of the BTS. Management and other functions (the above processing corresponds to step 202 in Figure 2 - Step 204).

It can be seen from the foregoing that the technical solution provided by the embodiment of the present invention enables the BTS to operate normally according to the required configuration information without connecting to the BSC. Although the service cannot be performed due to disconnection with the BSC, the BTS can be used. The data information of each board of the system is extracted to obtain the operation status of the site for reference. In addition, the embodiment of the present invention can also establish a BTS test station in a certain fault-prone area, and the BSC system can be normally installed without being connected. Operation, through the LMT, special test selection of the faulty board, no return processing for non-faulty boards, which can save a lot of cost, and such a test station does not need to be connected to the BSC, and the cost is also low. In addition, if the connection is not established with the BSC, use the LMT to allow the BTS to run in the BTS room, and observe the operation of each board in the system to provide a reference for the opening.

Device embodiment

The embodiment of the present invention provides a base transceiver station maintenance system, and FIG. 5 is a schematic structural diagram of a base transceiver station maintenance system according to an embodiment of the present invention. As shown in FIG. 5, the base transceiver station maintenance system according to the embodiment of the present invention includes: LMT 50, and BTS 52, each module of the embodiment of the present invention will be described in detail below.

The LMT 50 is used to download and store the BTS configuration data information, the main control board version file, and other board version files.

Specifically, the LMT 50 pre-downloads and stores the BTS configuration data information, the main control board version file, and other board version files.

1. Set the external input mode of the BTS to BSC mode, and connect the BTS to the BSC through a predetermined interface or Ethernet;

3. Through the central processing unit of the BTS main control board, call the relevant interface function in the management instruction interface function library, and pass the BTS configuration data information in the BSC through the data channel of the main control board of the BTS. Loaded into the main control board memory of the BTS;

In actual application, in BSC channel mode, the BTS configuration data information of the BSC terminal can be saved to the Flash RAM of the BTS main control board through external input. Specifically, in the laboratory, the external input mode of the BTS is set to the BSC mode, and the BSC and the BTS can be correctly connected by means of E1 or Ethernet, and the BTS system can be operated in the background through the BSC terminal. After the BSC terminal stores the configuration data of the BTS system, the data channel is controlled by the main control board, and the CPU of the main control board calls a storage interface function and other related instructions in the management instruction interface function library to communicate with the BSC, and configure the BTS. The data information is stored in the flash RAM of the main control board;

In the actual application, in the LMT channel mode, the BTS configuration data information saved in the previous step can be downloaded from the main control board Flash RAM to the local LMT terminal. Specifically, the external input mode is set to the LMT mode, and only the E1 or Ethernet connection of the BSC and the BTS is disconnected, and the LMT terminal is connected to the BTS main control board, and the main control is performed on the LMT terminal (for example, a PC or a notebook). The board performs configuration data download operation, and the main control board controls the data channel, and the main control board CPU calls a function such as a download interface function in the function library, and downloads the BTS configuration data in the main control board Flash RAM to the LMT terminal.

In actual applications, the BTS main control board version file and BTS can be used by the version server. The board version file is downloaded to the local LMT terminal. Specifically, the LMT terminal is connected to the version server, and the version file of the main control board of the BTS system and the version file of the other board are downloaded, and the BTS system configuration file saved in the previous step exists.

The BTS 52 is configured to connect to the LMT in the case where the BTS is disconnected from the base station controller BSC, enter the LMT mode, and download the BTS configuration data information, the main control board version file, and other board version files stored in the LMT, and according to the BTS. The configuration data information, the main control board version file, and the board version file are started and run.

Specifically, the BTS 52 manipulates the central processing unit of the BTS through the LMT, and calls the download interface function in the management instruction interface function library through the central processing unit of the BTS main control board to configure the BTS configuration data information and the main control stored in the LMT. The board version file and other board version files are downloaded to the main control board memory of the BTS.

The LMT 50 is also used to maintain the BTS through the BTS's main control board central processor to call the pre-set interface function in the BTS after the BTS starts up normally.

Specifically, the LMT 50 implements query, diagnosis, and/or dynamics of the board in the BTS through the query interface function, the diagnostic interface function, and/or the dynamic management interface function in the management instruction interface function library of the main control board of the BTS. management.

In the actual application, when the BTS and the BSC are disconnected, the LMT terminal and the BTS can be connected to the LMT mode, and the BTS system configuration file, the main control board, and the version files of other boards are downloaded to the main control board through the LMT terminal. In the Flash RAM, the implementation mode is implemented by the LMT terminal operating the main control board CPU calling the download interface function in the system function library to implement file downloading.

In the actual application, after the configuration file of the Flash is downloaded, the other boards of the BTS system can request their own versions from the main control board Flash until they are up and running.

In practical applications, the LMT terminal can call the query interface function, the diagnostic interface function, and the dynamic management interface function in the main control board system function library to realize the functions of querying, diagnosing, and dynamically managing other BTS boards. In the embodiment of the present invention, the BTS 52 first needs to set an interface function that supports the LMT for performing various terminal operations in the management instruction interface function library of the BTS. That is, the embodiment of the present invention supports the LMT mode, and requires that an interface function supporting various interrupt operations of the LMT be added to the version file of the BTS main control board in advance for the main control board CPU to call, for example, adding a query interface function. Storage interface functions, download interface functions, diagnostic interface functions, dynamic management interface functions, etc.

In summary, in the case of the BSC and the BTS being disconnected, the BTS is operated by the local maintenance terminal (LMT), which solves the problem that the BTS and the BSC are disconnected in the prior art. The maintenance of the BTS enables the BTS to operate without the BSC. It facilitates the management of BTS maintenance, diagnostics, and alarms, and implements fault information management for the base station and testing of the repaired faulty board.

While the preferred embodiments of the present invention have been disclosed for purposes of illustration, those skilled in the art will recognize that various modifications, additions and substitutions are possible, and the scope of the invention should not be limited to the embodiments described above.

Claims

Claim

A method for maintaining a base transceiver station, the method comprising:

Download and store the configuration data information, the main control board version file, and other board version files of the base transceiver station BTS in the local maintenance terminal LMT.

When the BTS is disconnected from the base station controller BSC, the BTS is connected to the LMT, and the BTS is entered into the LMT mode, and the BTS configuration data information and the main control board version stored in the LMT are used. The file and other board version files are downloaded to the BTS;

The BTS is started and run according to the BTS configuration data information, the main control board version file, and the board version file.

After the BTS is normally started, the LMT calls the interface function preset in the BTS through the central processing unit of the BTS to implement maintenance of the BTS.

2. The method according to claim 1, wherein the pre-downloading and storing the configuration data information of the BTS in the LMT comprises:

Setting an external input mode of the BTS to a BSC mode, and connecting the BTS to the BSC through a predetermined interface or an Ethernet;

Configuring, by the background terminal of the BSC, the system of the BTS, and storing configuration data;

Calling, by the central processing unit of the BTS, a related interface function in the management instruction interface function library, and downloading BTS configuration data information in the BSC to the BTS through the main control board data channel of the BTS In the main control board memory;

Setting an external input mode of the BTS to an LMT mode, and connecting the BTS to the LMT through the predetermined interface or the Ethernet;

Performing a configuration data download operation on the main control board memory by the LMT, and calling, by the central processing unit of the BTS, a related interface function in the management instruction interface function library, and passing the main control of the BTS a board data channel to the BTS in the main control board memory The configuration data information is downloaded to the LMT.

The method of claim 2, wherein the downloading and storing the main control board version file and other board version files in the LMT includes:

Connecting the LMT to the version server, downloading the main control board version file of the BTS and the other board version files from the version server, and the main control board version file and the other The board version file is stored in the LMT.

4. The method according to claim 1, wherein the method further comprises:

An interface function supporting the LMT for performing various terminal operations is set in the management instruction interface function library of the BTS, and is called by the central processing unit of the BTS.

5. The method according to claim 4, wherein the interface function supporting the LMT for performing various terminal operations comprises at least one of the following: a query interface function, a storage interface function, a download interface function, a diagnostic interface function, and a dynamic Management interface function.

The method of claim 5, wherein downloading the BTS configuration data information, the main control board version file, and other board version files stored in the LMT into the BTS includes:

The LMT controls the central control board of the BTS to call the download interface function in the management instruction interface function library, and the BTS configuration data information and the main control board version file stored in the LMT and The other board version files are downloaded to the main control board memory of the BTS.

The method according to claim 5, wherein the maintaining the BTS by using an interface function preset in the BTS by using the LMT includes:

The LMT invokes the query interface function, the diagnostic interface function, and/or the dynamic management interface function in the management instruction interface function library by the central processing unit of the BTS, and implements the single in the BTS. Board query, diagnostics and/or dynamic management.

8. A base transceiver station maintenance system, characterized in that: the base transceiver station maintenance system package Including LMT and BTS;

The LMT is configured to pre-download and store the configuration data information of the BTS, the main control board version file, and other board version files; and after the BTS is normally started, the central processor of the BTS is invoked by the central processing unit. The interface function preset in the BTS implements maintenance of the BTS;

The BTS is configured to connect to the LMT and enter the LMT mode in the case that the BTS and the BSC are disconnected, and download the BTS configuration data information, the main control board version file, and other board version files stored in the LMT. And start running according to the BTS configuration data information, the main control board version file, and the board version file.

The system according to claim 8, wherein the BTS is further configured to set, in the BTS management instruction interface function library, an interface function that supports the LMT to perform various terminal operations, where the BTS is provided. The main control board is called by the central processing unit.

10. The system according to claim 9, wherein the interface function supporting the LMT for performing various terminal operations comprises at least one of the following: a query interface function, a storage interface function, a download interface function, a diagnostic interface function, and a dynamic Management interface function.