CN101394304B - System and method for transparent maintenance of remote radio frequency unit - Google Patents
System and method for transparent maintenance of remote radio frequency unit Download PDFInfo
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- CN101394304B CN101394304B CN2007101530306A CN200710153030A CN101394304B CN 101394304 B CN101394304 B CN 101394304B CN 2007101530306 A CN2007101530306 A CN 2007101530306A CN 200710153030 A CN200710153030 A CN 200710153030A CN 101394304 B CN101394304 B CN 101394304B
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Abstract
The invention provides a system and a method used for carrying out transparent maintenance for a distal end radio frequency (RF) unit. The system comprises a user-machine interface, a module for processing the services of a transparent passage and a long-distance shell module, wherein, the user-machine interface is used for receiving an order input by a user, converting the order into a request message for the transparent passage, and displaying an execution result of the order; the module for processing the service of the transparent passage is used for receiving the request message and converting the format of the request message into a baseband pool-distal end RF unit protocol format, so as to produce an entry requesting message for the transparent passage, and send the entry requesting message to the distal end RF unit; the module for processing the service of the transparent passage is further used for converting the format of an entry responding message of the transparent passage to a foreground-background protocol format, then producing an answering message of the transparent passage, and sending the answering message to an operation and maintenance platform; and the long-distance shell module is used for resolving the order from the entry requesting message, starting the service function corresponding to the order, packaging the execution result of the order to an entry responding message of the transparent passage, and sending the entry responding message to the baseband pool.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of system and method that is used for transparent maintenance of remote radio frequency unit.
Background technology
In the commercial network networking plan of 2G and 3G GSM, as the base station specification diversification day by day of wireless device.Wherein the base station is divided into the distributed base station scheme of baseband pool (or base station controller or female station)+remote radio unit (RRU) (or transceiver or substation); Because it has that the siting of station is flexible, feeder loss is low, sector configuration and dilatation advantage easily, is widely used in the wireless network deployment.Be called baseband pool (Base BandUnit, or BBU) and remote radio unit (RRU) (Remote Radio Unit, or RRU) among this paper, the Operation and Maintenance platform also abbreviates webmaster as.Requirement is managed concentratedly and is monitored wireless base station device from unified Operation and Maintenance platform, and maintenance informations such as the state of remote radio unit (RRU), alarm, performance and environmental monitoring can be reported to webmaster through the baseband pool unification.
Webmaster comprises the basic management function of remote radio unit (RRU): configuration management, fault and alarm management, performance statistics and Report Server Management, safety management, Topology Management and network monitoring etc.On concrete the realization, can adopt dual mode: the one, remote radio unit (RRU) reports webmaster to status data in real time or regularly, and another kind of mode is that webmaster is issued to remote radio unit (RRU) to configuration data, performance or status inquiry command according to certain strategy.Dual mode webmaster backstage needs corresponding interface display, the division of labor of specific transactions processing module realizes; The foreground baseband pool need design the processing that concrete business module work compiles, filters, changes, and the foreground remote radio unit (RRU) needs dedicated module that configuration management, alarm management, performance management business are provided.Present problem is newly-increased maintenance service of every planning; Webmaster, baseband pool, remote radio unit (RRU) need to revise synchronously; Interface between the three is internal interface and is difficult to unification, and the maintenance function coupling of baseband pool and remote radio unit (RRU) is big, and professional autgmentability is poor.
In a kind of prior art; Through have the environmental monitoring equipment of Timeslot cross function in the base station side configuration; Extract the equipment of part time slot data function in base station controller configuration from the E1 link, realize the management for environment monitor information and the alarm report of base station, monitor and show at the Operation and Maintenance platform.This technology need be extracted maintenance information by increase equipment for the problem that solves the peripheral hardware alarm interface and lack, and has base station and base station controller plant maintenance Function Coupling property is big, autgmentability is low problem.
In another kind of prior art; Equipment and the method that safeguard the base station at the operating maintenance terminal that connects through base station controller or the terminal of the Operation and Maintenance on the base station; But the concrete implementation that does not have remote operation maintaining does not relate to the notion of transparent maintenance.
Summary of the invention
One or more problems in view of the above the present invention proposes a kind of system and method that is used for transparent maintenance of remote radio frequency unit, can reduce the coupling of attended operation between each equipment.
The system of transparent maintenance of remote radio frequency unit is comprised according to of the present invention being used for: user-machine interface 102; Be positioned at the Operation and Maintenance platform; Be used to receive the order of user's input and command conversion is become the transparent channel request message, and the display command execution result; Transparent channel Service Processing Module 104; Be positioned at baseband pool; Be used to receive the transparent channel request message and the format conversion of transparent channel request message is become baseband pool-remote radio unit (RRU) protocol format, thereby generate the transparent channel login request message, and send it to remote radio unit (RRU); The transparent channel Service Processing Module also is used for the format conversion from the transparent channel login response message of the remote shell module that is positioned at remote radio unit (RRU) is become the AM/BAM protocol format; Thereby generating transparent channel receives the response; And send it to the Operation and Maintenance platform, show the command execution results of receiveing the response corresponding to transparent channel for user-machine interface; And remote shell module 106; Be positioned at remote radio unit (RRU); Be used for parsing order from the transparent channel login request message; Startup is corresponding to the business function of order, and the transparent channel login response message that command execution results is packaged into baseband pool-remote radio unit (RRU) protocol format is sent to baseband pool.
Wherein, The transparent channel Service Processing Module also is used for after receiving the transparent channel request message; Whether the network insertion of confirming remote radio unit (RRU) is legal, confirming under the legal situation, and the format conversion of transparent channel request message is become baseband pool-remote radio unit (RRU) protocol format.
Wherein, this system also comprises: first communication interface module 108 between Operation and Maintenance platform and baseband pool, is used to the support that communication between remote radio unit (RRU) and the baseband pool provides link layer and multiple access module; And second communication interface module 110, between baseband pool and remote radio unit (RRU), be used to set up, close and safeguard the communication link between baseband pool and the remote radio unit (RRU).
Wherein, the transparent channel login request message comprises at least a in the following information: AM/BAM communication message head, character string buffer length, and character buffer, wherein, the variable-length of character buffer.Transparent login is receiveed the response and is comprised at least a in the following information: AM/BAM communication message head, overall budget number, current Bale No., current pack character buffer length, and character buffer.
Under the situation that has a large amount of command execution results to send, the remote shell module is packaged into the transparent channel login response message of a plurality of bags according to baseband pool-remote radio unit (RRU) protocol format with command execution results, and sends it to baseband pool.The Operation and Maintenance platform receives in preset time and the display command execution result.
The method of transparent maintenance of remote radio frequency unit may further comprise the steps according to of the present invention being used for: S202; The user-machine interface that is positioned at the Operation and Maintenance platform receives the order of user's input and command conversion is become the transparent channel request message, sends it to baseband pool; S204; After baseband pool receives the transparent channel request message; The transparent channel Service Processing Module becomes baseband pool-remote radio unit (RRU) protocol format with the format conversion of transparent channel request message, thereby generates the transparent channel login request message, and sends it to remote radio unit (RRU); S206; After remote radio unit (RRU) receives the transparent channel login request message; The remote shell module parses order from the transparent channel login request message; Startup is corresponding to the business function of order, and the transparent channel login response message that command execution results is packaged into baseband pool-remote radio unit (RRU) protocol format is sent to baseband pool; S208; After baseband pool receives transparent channel login response message; The transparent channel Service Processing Module becomes the AM/BAM form with the format conversion of transparent channel login response message, receives the response thereby generate transparent channel, and sends it to the Operation and Maintenance platform; And S210, receive after transparent channel receives the response at the Operation and Maintenance platform,, transparent channel parses command execution results from receiveing the response, user-machine interface display command execution result.
Wherein, the transparent channel login request message comprises at least a in the following information: AM/BAM communication message head, character string buffer length, and character buffer, wherein, the variable-length of character buffer.Transparent login is receiveed the response and is comprised at least a in the following information: AM/BAM communication message head, overall budget number, current Bale No., current pack character buffer length, and character buffer.
Wherein, In step S208; Under the situation that has a large amount of command execution results to send, the remote shell module is packaged into the transparent channel login response message of a plurality of bags according to baseband pool-remote radio unit (RRU) protocol format with command execution results, and sends it to baseband pool.In step S210, the Operation and Maintenance platform receives in preset time and the display command execution result.
Through the system and method that is used for transparent maintenance of remote radio frequency unit of the present invention, reduced the coupling of attended operation between each equipment.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the block diagram that is used for the system of transparent maintenance of remote radio frequency unit according to of the present invention;
Fig. 2 is the flow chart that is used for the method for transparent maintenance of remote radio frequency unit according to an embodiment of the invention;
Fig. 3 is the flow chart to the method for transparent maintenance of remote radio frequency unit that is used for according to another embodiment of the present invention;
Fig. 4 is the block diagram according to the transparent maintenance channel design of webmaster of the present invention, BBU, RRU equipment composition;
Fig. 5 is a flow chart of safeguarding the signaling cooperation according to the transparent channel between webmaster-BBU of the present invention, the BBU-RRU;
Fig. 6 is the sketch map according to webmaster of the present invention-BBU transparent channel maintain message form;
Fig. 7 is the sketch map according to BBU-RRU transparent channel maintain message form of the present invention; And
Fig. 8 is the flow chart according to the long-range transparent channel maintain message of RRU side of the present invention processing method.
Embodiment
With reference to accompanying drawing, specify embodiment of the present invention below.
The objective of the invention is to, provide a kind of baseband pool of passing through from the method for Operation and Maintenance platform to transparent maintenance of remote radio frequency unit.Webmaster passes through baseband pool to the signaling of safeguarding of remote radio unit (RRU); Remote radio unit (RRU) safeguards that response signaling also feeds back to webmaster through baseband pool; But baseband pool is not carried out Business Processing to the concrete operations maintenance instruction of remote radio unit (RRU), and promptly the Operation and Maintenance of remote radio unit (RRU) is transparent, independently fully concerning baseband pool; This maintenance mode also is transparent to webmaster, and the content of the not responsible parse operation maintenance instruction of webmaster only is responsible for transmitting and character display order and result.
Fig. 1 is the block diagram that is used for the system 100 of transparent maintenance of remote radio frequency unit according to of the present invention.As shown in Figure 1, this system 100 comprises: user-machine interface (webmaster user-machine interface) 102, transparent channel Service Processing Module (BBU transparent channel Service Processing Module) 104 and remote shell module (the long-range SHELL module of RRU) 106.
User-machine interface (webmaster user-machine interface) 102 is positioned at the Operation and Maintenance platform, and the human-computer interaction interface of user and webmastering software is used to receive the order of user's input and command conversion is become the transparent channel request message, and the display command execution result.
Transparent channel Service Processing Module (BBU transparent channel Service Processing Module) 104 is positioned at baseband pool; Be used to receive the transparent channel request message and the format conversion of transparent channel request message is become baseband pool-remote radio unit (RRU) protocol format; Thereby generate the transparent channel login request message, and send it to remote radio unit (RRU); The transparent channel Service Processing Module also is used for the format conversion from the transparent channel login response message of the remote shell module that is positioned at remote radio unit (RRU) is become the AM/BAM protocol format; Thereby generating transparent channel receives the response; And send it to the Operation and Maintenance platform, show the command execution results of receiveing the response corresponding to transparent channel for user-machine interface.
Remote shell module (the long-range SHELL module of RRU) 106 is positioned at remote radio unit (RRU); Remote Shell is provided function; Support character string identification, order line to explain, start the shell function of corresponding transparent channel Business Processing, that is, be used for parsing order from the transparent channel login request message; Startup is corresponding to the business function of order, and the transparent channel login response message that command execution results is packaged into baseband pool-remote radio unit (RRU) protocol format is sent to baseband pool.
Wherein, Transparent channel Service Processing Module 104 also is used for after receiving the transparent channel request message; Whether the network insertion of confirming remote radio unit (RRU) is legal, confirming under the legal situation, and the format conversion of transparent channel request message is become baseband pool-remote radio unit (RRU) protocol format.
Wherein, this system also comprises: first communication interface module 108 between Operation and Maintenance platform and baseband pool, is used to the support that communication between remote radio unit (RRU) and the baseband pool provides link layer and multiple access module; And second communication interface module 110, between baseband pool and remote radio unit (RRU), be used to set up, close and safeguard the communication link between baseband pool and the remote radio unit (RRU).
Wherein, the transparent channel login request message comprises at least a in the following information: AM/BAM communication message head, character string buffer length, and character buffer, wherein, the variable-length of character buffer.Transparent login is receiveed the response and is comprised at least a in the following information: AM/BAM communication message head, overall budget number, current Bale No., current pack character buffer length, and character buffer.
Under the situation that has a large amount of command execution results to send, the remote shell module is packaged into the transparent channel login response message of a plurality of bags according to baseband pool-remote radio unit (RRU) protocol format with command execution results, and sends it to baseband pool.The Operation and Maintenance platform receives in preset time and the display command execution result.
Fig. 2 is the flow chart that is used for the method for transparent maintenance of remote radio frequency unit according to of the present invention.As shown in Figure 2, this method may further comprise the steps:
S202, the user-machine interface that is positioned at the Operation and Maintenance platform receives the order of user's input and command conversion is become the transparent channel request message, sends it to baseband pool;
S204; After baseband pool receives the transparent channel request message; The transparent channel Service Processing Module becomes baseband pool-remote radio unit (RRU) protocol format with the format conversion of transparent channel request message, thereby generates the transparent channel login request message, and sends it to remote radio unit (RRU);
S206; After remote radio unit (RRU) receives the transparent channel login request message; The remote shell module parses order from the transparent channel login request message; Startup is corresponding to the business function of order, and the transparent channel login response message that command execution results is packaged into baseband pool-remote radio unit (RRU) protocol format is sent to baseband pool;
S208; After baseband pool receives transparent channel login response message; The transparent channel Service Processing Module becomes the AM/BAM form with the format conversion of transparent channel login response message, receives the response thereby generate transparent channel, and sends it to the Operation and Maintenance platform;
S210 receives after transparent channel receives the response at the Operation and Maintenance platform, from transparent channel is receiveed the response, parses command execution results, user-machine interface display command execution result.
Wherein, the transparent channel login request message comprises at least a in the following information: AM/BAM communication message head, character string buffer length, and character buffer, wherein, the variable-length of character buffer.Transparent login is receiveed the response and is comprised at least a in the following information: AM/BAM communication message head, overall budget number, current Bale No., current pack character buffer length, and character buffer.
Wherein, In step S208; Under the situation that has a large amount of command execution results to send, the remote shell module is packaged into the transparent channel login response message of a plurality of bags according to baseband pool-remote radio unit (RRU) protocol format with command execution results, and sends it to baseband pool.In step S210, the Operation and Maintenance platform receives in preset time and the display command execution result.
Fig. 3 is the flow chart to the method for transparent maintenance of remote radio frequency unit according to the embodiment of the invention.As shown in Figure 3, this method may further comprise the steps:
S302, the user-machine interface of webmaster receives the user inputs character string, carries out character processing and the encapsulation of AM/BAM message format, sends to BBU to the transparent channel request message;
S304 after the last transparent channel Service Processing Module of BBU receives the transparent channel request message, inserts legitimacy and judges, accomplishes message format conversion and route identification, mails to corresponding target RRU to maintenance instruction;
S306, RRU resolves all maintain message from BBU, identify legal transparent channel login request message after, give RRU long-range SHELL resume module;
S308, the long-range SHELL module of RRU is accomplished character string identification, order line is explained, launches specific transactions and handles, and mail to BBU to execution result with transparent channel login response message mode;
S310, receive transparent channel login response message after, the transparent channel Service Processing Module of BBU side carries out the protocol format inverse conversion, is organized into transparent channel and receives the response and send to webmaster;
S312, webmaster are presented at the execution result of RRU on the man-machine interface window after receiving that the transparent channel of BBU is receiveed the response.
Fig. 4 is the block diagram according to the structure of the transparent maintenance channel system of webmaster of the present invention, BBU, RRU equipment composition.As shown in Figure 4, this transparent maintenance channel system comprises: webmastering software support platform 402, user-machine interface 404, BTS service processing module 406, webmaster-BBU communication interface module 408, BBU software support platform 410, BBU transparent channel Service Processing Module 412, BBU-RRU communication interface module 414, RRU software support platform 416, BBU-RRU interface protocol parsing module 418 and the long-range SHELL module 420 of RRU.
Webmastering software support platform 402 is used for webmaster business operation maintenance function is supported.
User-machine interface 404 is that webmaster and user carry out mutual character terminal interface, is used to receive the input of user's character, and the echo of execution result is provided.
BTS service processing module 406 is used to handle man-machine interface and the direct interacting message of BBU, issues BBU to the operational order of user input, and receives the response BBU and give man-machine interface and show.
Webmaster-BBU communication interface module 408 is used to the support that webmaster and BBU communication provide link layer and multiple access module.
BBU software support platform 410 is used to the Operation and Maintenance function of BBU and supports.
BBU transparent channel Service Processing Module 412 is responsible for the transparent channel Business Processing.When receiving the transparent channel request message of webmaster, RRU is carried out identification of network insertion legitimacy and route judgement, become corresponding BBU-RRU message format to the AM/BAM message conversion, issue corresponding RRU; When receiving the long-range transparent channel logon data response message of RRU, message format is carried out inverse conversion mail to webmaster.
BBU-RRU communication interface module 414 is used to BBU and the RRU communication provides support, and comprises communication link foundation, closes and safeguards that each RRU that BBU is connected with actual physics sets up a communication link.Long-range transparent channel maintain message between the BBU-RRU is through this interface.
RRU software support platform 416 is used to the Operation and Maintenance function of RRU and supports.
After RRU receives the downstream operation maintain message of BBU, at first call BBU-RRU interface protocol parsing module 418 and resolve the BBU-RRU agreement.
The long-range SHELL module 420 of RRU is the Remote Shell functional modules on the RRU, receives and processing remote transparent channel login request message, and is packaged into long-range transparent channel logon data response message to the RRU execution result and issues BBU.This module provides character string identification, order line to explain, start business function, work in coordination with the function that realizes the Shell programming with webmastering software.
Fig. 5 is a flow chart of safeguarding the signaling cooperation according to the transparent channel between webmaster-BBU of the present invention, the BBU-RRU.As shown in Figure 5, the transparent channel between webmaster-BBU-RRU safeguards that the signaling collaboration process may further comprise the steps:
S502, webmaster sends an AM/BAM message to BBU: the transparent channel request message;
S504, BBU converts the transparent channel request message to the BBU-RRU protocol format, carries out sending to target RRU after the route identification;
After S506, RRU receive the transparent channel login request message of BBU, start corresponding service behind the parsing message content and handle, be packaged into the BBU-RRU protocol format to execution result subsequently, send it back BBU with transparent channel logon data response message;
After S508, BBU received transparent channel logon data response message, the transparent channel request message header according to preserving converted the BBU-RRU protocol format to the AM/BAM protocol format, sent transparent channel to webmaster and receiveed the response.
After webmaster receives that transparent channel is receiveed the response, take out the execution result that RRU fills, be presented on the network management interface.
RRU can be divided into many bag transparent channel logon data response messages and send to webmaster through BBU according to the BBU-RRU protocol format if there are a large amount of execution results to need to send during this time; Webmaster receives all BBU in official hour length transparent channel is receiveed the response, and directly is presented at the backstage to the RRU execution result.
Fig. 6 is the sketch map according to webmaster of the present invention-BBU transparent channel maintain message form.As shown in Figure 6, AM/BAM message comprises AM/BAM communication message head and message body, and different maintain message are distinguished through the message number of both sides' agreement.Fig. 6 left side is a transparent channel login request message form, and message body comprises character string buffer length and elongated character buffering.Fig. 6 is right to login the form of receiveing the response for transparent channel, and message header is with the transparent channel login request message, and message body comprises following territory: overall budget number, current Bale No., current pack character buffer length and character buffer.
Fig. 7 is the sketch map according to BBU-RRU transparent channel maintain message form of the present invention.As shown in Figure 7, the Operation and Maintenance signaling of BBU-RRU communication interface agreement comprises in this example: BBU-RRU communication message head, type of message, message-length, additional one or more information fields.Different maintain message is distinguished through " type of message " territory, and additional information is distinguished through " information type " territory.Fig. 7 left side is long-range transparent channel login request message form, and information field comprises a Telnet information 1, and this information is carried an elongated character string buffering area.Fig. 7 right side is long-range transparent channel logon data response message format, additional long-range login data indication information 2 and Telnet data message 3.Telnet packet indication information 2 comprises overall budget number field and current Bale No. territory; Telnet data message 3 comprises an elongated character string buffering area.
Fig. 8 is the flow chart according to the long-range transparent channel maintain message of RRU side of the present invention processing method.As shown in Figure 8, the long-range transparent channel maintain message of RRU side processing method may further comprise the steps:
S802 through BBU-RRU communication interface 414, receives the Operation and Maintenance message of BBU;
S804 calls BBU-RRU interface protocol parsing module 418, resolves type of message and the information of carrying;
S806, if long-range transparent channel login request message, 420 pairs of message of the long-range SHELL module of RRU are carried out the legitimacy judgement, if message is illegal, get into S808; Otherwise get into S810;
S808 abandons this message;
S810,420 pairs of character strings of the long-range SHELL module of RRU are resolved;
The form of order line is: Command Argument.Parameter can be distinguished with the space between order and parameter, parameter and the parameter for empty or a plurality of.If correct Solution is separated out order line, then get into S814, otherwise carry out S822;
S812, the long-range SHELL module 420 of RRU is returned execution result: login failure gets into S826;
S814,420 couples of active users of the long-range SHELL module of RRU login legitimacy inspection.Judge that active user's logon rights inserts sign with different webmastering softwares, the order line executed in parallel interferes with each other when avoiding many clients to insert.If login validity checking, carry out S816, otherwise carry out S812 through the user;
S816, the long-range SHELL module 420 of RRU is according to the order line of explaining, and the tabulation of search local command gets into S818;
S818 if one of order in order of explaining and the command list (CLIST) under current logging status coupling gets into S820, otherwise gets into S822;
S820 if the parameter of explaining meets corresponding command parameter rule, gets into S824;
S822, the long-range SHELL module 420 of RRU is returned execution result: order or parameter can't be discerned, and get into S826;
S824, the long-range SHELL module 420 of RRU starts fill order corresponding service function, and returns execution result: success;
S826, the long-range SHELL module 420 of RRU is packaged into BBU-RRU communications protocol form to execution result;
S828 issues BBU, process ends with single mode of wrapping or wrapping more long-range transparent channel login response message.
Compared with prior art, the present invention safeguards the far end radio frequency resource through setting up the method for transparent maintenance passage between the webmaster-BBU-RRU.One of specifically have the following advantages at least:
Webmaster, BBU are after the RRU device security inserts, and the transparent maintenance passage can be set up, and transparent maintenance passage signaling is inserted in the Operation and Maintenance message between webmaster-BBU, the BBU-RRU equipment, and transparent channel exists in system's running always.Do not need special devices and interface to realize special connection of the long-range transparent maintenance of RRU.
The character order is transparent to webmaster and BBU.Need only upgrading RRU side software when increasing maintenance service newly; Need not revise synchronously webmaster and BBU software; The service maintenance signaling of RRU instruction transparent transmission needn't be concerned about concrete command content concerning BBU, also need not carry out the processing of function filtration, the special conversion of execution result form.Therefore reduced the coupling of attended operation between each equipment.
The long-range SHELL function in base station, in conjunction with the script editting function of webmastering software, the RemoteShell function can realize the Shell programming, and the automatic batch processing of maintenance task is carried out.Webmastering software can freely customize RRU device data acquisition strategies under all nodes, gathers into bordereau.Remote Shell function does not rely on communication link, and system is portable high, can be applicable to remote radio unit (RRU), and the transparent channel that also can be used for the miscellaneous equipment unit is safeguarded.Remote Shell functional independence is strong, as long as webmaster-BBU, the communications protocol between the BBU-RRU confirms that RRU can insert operation and attended operation in different webmastering softwares or the BBU device network.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. a system that is used for transparent maintenance of remote radio frequency unit is characterized in that, said system comprises:
User-machine interface is positioned at the Operation and Maintenance platform, and be used to receive the order of user's input and said command conversion is become the transparent channel request message, and the display command execution result;
The transparent channel Service Processing Module; Be positioned at baseband pool; Be used to receive said transparent channel request message and the format conversion of said transparent channel request message is become baseband pool-remote radio unit (RRU) protocol format; Thereby generate the transparent channel login request message, and send it to said remote radio unit (RRU); Said transparent channel Service Processing Module also is used for the format conversion from the transparent channel login response message of the remote shell module that is positioned at said remote radio unit (RRU) is become the AM/BAM protocol format; Thereby generating transparent channel receives the response; And send it to said Operation and Maintenance platform, show the said command execution results of receiveing the response corresponding to said transparent channel for said user-machine interface;
Said remote shell module; Be positioned at said remote radio unit (RRU); Be used for parsing said order from said transparent channel login request message; Startup is corresponding to the business function of said order, and the said transparent channel login response message that said command execution results is packaged into baseband pool-remote radio unit (RRU) protocol format is sent to said baseband pool;
First communication interface module between said Operation and Maintenance platform and said baseband pool, is used to the support that communication between said remote radio unit (RRU) and the said baseband pool provides link layer and multiple access module; And
Second communication interface module between said baseband pool and said remote radio unit (RRU), is used to set up, closes, reaches the communication link of safeguarding between said baseband pool and the said remote radio unit (RRU).
2. system according to claim 1; It is characterized in that; Said transparent channel Service Processing Module also is used for after receiving said transparent channel request message; Whether the network insertion of confirming said remote radio unit (RRU) is legal, confirming under the legal situation, and the format conversion of said transparent channel request message is become baseband pool-remote radio unit (RRU) protocol format.
3. system according to claim 1 and 2; It is characterized in that; Said transparent channel login request message comprises at least a in the following information: AM/BAM communication message head, character string buffer length, and character buffer, wherein, the variable-length of character buffer.
4. system according to claim 1 and 2 is characterized in that, said transparent channel is receiveed the response and comprised at least a in the following information: AM/BAM communication message head, overall budget number, current Bale No., current pack character buffer length, and character buffer.
5. system according to claim 1 and 2; It is characterized in that; Under the situation that has a large amount of said command execution results to send; Said remote shell module is packaged into the transparent channel login response message of a plurality of bags according to said baseband pool-remote radio unit (RRU) protocol format with said command execution results, and sends it to said baseband pool.
6. system according to claim 5 is characterized in that, said Operation and Maintenance platform receives in preset time and shows said command execution results.
7. a method that is used for transparent maintenance of remote radio frequency unit is characterized in that, said method comprising the steps of:
S202, the user-machine interface that is positioned at the Operation and Maintenance platform receives the order of user's input and said command conversion is become the transparent channel request message, sends it to baseband pool;
S204; After said baseband pool receives said transparent channel request message; The transparent channel Service Processing Module becomes baseband pool-remote radio unit (RRU) protocol format with the format conversion of said transparent channel request message; Thereby generate the transparent channel login request message, and send it to said remote radio unit (RRU);
S206; After said remote radio unit (RRU) receives said transparent channel login request message; The remote shell module parses said order from said transparent channel login request message; Startup is corresponding to the business function of said order, and the transparent channel login response message that command execution results is packaged into said baseband pool-remote radio unit (RRU) protocol format is sent to said baseband pool;
S208; After said baseband pool receives said transparent channel login response message; Said transparent channel Service Processing Module becomes the AM/BAM form with the format conversion of said transparent channel login response message; Receive the response thereby generate transparent channel, and send it to said Operation and Maintenance platform; And
S210 receives after said transparent channel receives the response at said Operation and Maintenance platform, from said transparent channel is receiveed the response, parses said command execution results, and said user-machine interface shows said command execution results.
8. method according to claim 7; It is characterized in that; Said transparent channel login request message comprises at least a in the following information: AM/BAM communication message head, character string buffer length, and character buffer, wherein, the variable-length of character buffer.
9. method according to claim 7 is characterized in that, said transparent channel is receiveed the response and comprised at least a in the following information: AM/BAM communication message head, overall budget number, current Bale No., current pack character buffer length, and character buffer.
10. according to each described method in the claim 7 to 9; It is characterized in that; Under the situation that has a large amount of said command execution results to send; Said remote shell module is packaged into the transparent channel login response message of a plurality of bags according to said baseband pool-remote radio unit (RRU) protocol format with said command execution results, and sends it to said baseband pool.
11., it is characterized in that in step S210, said Operation and Maintenance platform receives and shows said command execution results according to each described method in the claim 7 to 9 in preset time.
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| CN2007101530306A CN101394304B (en) | 2007-09-18 | 2007-09-18 | System and method for transparent maintenance of remote radio frequency unit |
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| CN2007101530306A CN101394304B (en) | 2007-09-18 | 2007-09-18 | System and method for transparent maintenance of remote radio frequency unit |
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| CN101394304B true CN101394304B (en) | 2012-05-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101557398B (en) * | 2009-05-19 | 2012-04-18 | 杭州华三通信技术有限公司 | Method for establishing transparent channel and SIP terminal and SIP server |
| CN103731861A (en) * | 2012-10-10 | 2014-04-16 | 中兴通讯股份有限公司 | Method and system for maintaining base station |
| JP6082592B2 (en) * | 2012-12-27 | 2017-02-15 | Kddi株式会社 | C-RAN system, RRH device, communication control method, and computer program |
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| CN1863365A (en) * | 2006-02-21 | 2006-11-15 | 华为技术有限公司 | System for maintaining mobile communication network and method thereof |
| CN1889744A (en) * | 2005-06-30 | 2007-01-03 | 华为技术有限公司 | Near-end maintenance radio frequency remote module method |
| EP1742494A1 (en) * | 2004-04-09 | 2007-01-10 | Utstarcom Telecom Co., Ltd | A method and system of signal transmission based on radio frequency stretch base station |
| CN1968462A (en) * | 2006-06-26 | 2007-05-23 | 华为技术有限公司 | Method for identifying remote RF unit in distributed base station and remove RF unit |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1742494A1 (en) * | 2004-04-09 | 2007-01-10 | Utstarcom Telecom Co., Ltd | A method and system of signal transmission based on radio frequency stretch base station |
| CN1889744A (en) * | 2005-06-30 | 2007-01-03 | 华为技术有限公司 | Near-end maintenance radio frequency remote module method |
| CN1863365A (en) * | 2006-02-21 | 2006-11-15 | 华为技术有限公司 | System for maintaining mobile communication network and method thereof |
| CN1968462A (en) * | 2006-06-26 | 2007-05-23 | 华为技术有限公司 | Method for identifying remote RF unit in distributed base station and remove RF unit |
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