CN101137178B - GSM base station voice service automatic testing equipment and method - Google Patents
GSM base station voice service automatic testing equipment and method Download PDFInfo
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- CN101137178B CN101137178B CN2007101302795A CN200710130279A CN101137178B CN 101137178 B CN101137178 B CN 101137178B CN 2007101302795 A CN2007101302795 A CN 2007101302795A CN 200710130279 A CN200710130279 A CN 200710130279A CN 101137178 B CN101137178 B CN 101137178B
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Abstract
The invention relates to an automatic test device (100) of GSM base station voice service and method therefor, wherein, the device comprises a console (110), a voice evaluation module (120), a voice service receiving transmitting module (130) and an interface matching module (140); the method includes: a test base station is gated by the console (110) through software controlling a multi-channel radio frequency switch (143); a voice path connection is established by a script code which controls a voice sender (131) and a voice receiver (132); the voice evaluation module (120) sends voice testsignals with specified sequence and contrast analyzes difference of sent voice and received voice, then sends analysis result to the console (110) for data processing and outputing test result. The device and method the disturbance of production test site environment to base station test is shielded by the device and method, an automatic operation for parallel test of a plurality of base stationsis realized, the production test efficiency is improved.
Description
Technical field
The present invention relates to the speech business test, be specifically related to a kind of GSM base station voice service automatic testing equipment and method thereof.
Background technology
Global system for mobile communications Global System of Mobile communication, be called for short GSM, be maximum at present digital cellular mobile communication systems, belong to second generation mobile communication system, in mobile communication system based on GSM, the voice call that realizes high-quality is the basic function of GSM base station, the wireless signal conversion need be realized in the base station, finish the transmitting-receiving of wireless signal, the modulation of baseband signal and the transmission of service signal, also to receive signaling, finish control base station system from switching network.In whole gsm mobile communication system, the base station is in the terminal of system, and its output is more much bigger than miscellaneous equipment, in production field, how to improve the production efficiency of base station equipment effectively, is the key that improves whole gsm mobile communication system production efficiency.Therefore, in operations such as production online testing of GSM base station equipment and burn-in test, cover effective testing apparatus and the method that need effectively solves the speech business test problem of GSM base station, improves the testing efficiency of base station production test, so that base station in enormous quantities production is finished on high quality and high efficiency ground.
Traditional test mode is to utilize mobile phone to dial mobile phone to carry out the test of GSM base station voice service, there is following shortcoming in this test mode: 1. need test numerous base stations owing to the production scene, and mobile phone is to be linked into the base station by air interface, the electromagnetic pollution meeting of a plurality of base stations causes the distortion of test result, wireless pollution effect speech business test result; 2. the mode of mobile phone access needs manual operation, the operation of test process is very complicated, because the test of speech business needs long testing time, the attached function of base station, the lasting connection of base station and transfer function test are very consuming time, and manual testing's efficient is very low; 3. in the aging process of base station, need regularly carry out the test of speech business, use existing method of testing can't realize this function; 4. can't realize the concurrent testing of a plurality of base stations; 5. can't write down the real-time Transmission speed of speech business test.
Summary of the invention
The technical issues that need to address of the present invention provide a kind of GSM base station voice service automatic testing equipment and method thereof, can realize the automatic test of GSM base station voice service, further improve production test efficient.
Above-mentioned first technical problem of the present invention solves like this, a kind of GSM base station voice service automatic testing equipment is provided, comprise the Interface Matching module, connect tested GSM base station by radio frequency cable, described Interface Matching module (140) comprises closes road/splitter (141), power interface coupling (142) and multi-channel rf switch (143), described power interface coupling (142) connects described multi-channel rf switch (143) by radio frequency interface, described road/the splitter (141) that closes connects described power interface coupling (142) by radio frequency interface, also comprises:
The speech business transceiver module, comprise speech transmitting (131) and voice receiver (132), connect by radio frequency cable and to close road/splitter, set up being connected of voice pathway physical layer with tested GSM base station and finish the transmission and the reception of speech business by described Interface Matching module;
The voice evaluation module, connect described speech business transceiver module by cable, be used to produce and modulate the voice signal of particular sequence, by microphone Microphone, be called for short the MIC interface and send to speech transmitting, from the voice receiver received speech signal, and carry out the quality of demodulation and comparative analysis voice signal by language tube SPEAK interface, and analysis result is sent to control desk;
Control desk connects described voice evaluation module and multi-channel rf switch by cable, finishes the initiation of testing process, the reading, store and handle of the control of testing process and test result.
According to testing apparatus provided by the invention, described road radio-frequency (RF) switch is connected by the radio frequency interface of radio frequency cable with tested GSM base station; Described power interface coupling is used to finish the power match between tested GSM base station radio radio frequency interface and the speech business transceiver module radio frequency interface; Described close that road/splitter is used to finish the multi-channel rf signal close road and along separate routes.
According to testing apparatus provided by the invention, described tested GSM base station can be a plurality of, and control desk platform software can be controlled the concurrent testing of a plurality of carrier frequency, significantly improves production test efficient.
According to testing apparatus provided by the invention, described voice evaluation module still is the repeater of control desk and speech business transceiver module control channel.
According to testing apparatus provided by the invention, described control desk can be test computer, industrial computer or common PC, control the wireless radio interface of the tested base station of multi-channel rf switching gate by the scripted code mode, control speech business transceiver module is set up voice pathway and is connected, control voice evaluation module is implemented cycle tests and from voice evaluation module acceptance test result's analysis and test data, finishes the processing of test result and preserves automatically.
Above-mentioned another technical problem of the present invention solves like this, a kind of GSM base station voice service automatic testing method is provided, use contains the GSM base station voice service automatic testing equipment of Interface Matching module, speech business transceiver module, voice evaluation module and control desk, may further comprise the steps:
7.1) adopt the E1 cable that tested GSM base station is connected to GSM network side base station controller BaseStation Controller, be called for short BSC, adopt radio frequency cable that tested GSM base station is connected to the multi-channel rf switch, tested GSM base station is powered on and finishes initial configuration makes it be in normal operating conditions;
7.2) with the voice service automatic testing equipment electrifying startup, mate gating base station equipment to be tested by software arrangements multi-channel rf switch and power interface by control desk;
7.3) control desk is linked into the gsm wireless grid by scripted code control speech transmitting and voice receiver and controls speech transmitting and dial voice receiver, the voice pathway of setting up both sides connects;
7.4) control desk utilizes the MIC interface with the tone testing signal modulation of particular sequence and send to speech transmitting by scripted code control voice evaluation module, after the voice pathway transmission, utilize the SPEAK interface from voice receiver, to receive again and the demodulation voice signal;
7.5) the voice evaluation module sends voice according to predefined algorithm and standard comparative analysis and receive the difference of voice, draw the analysis and assessment result and send control desk;
7.6) control desk carries out data processing and output test result.
According to method of testing provided by the invention, described tested GSM base station can be a plurality of, is connected to the multi-channel rf switch by radio frequency cable respectively; The test of described a plurality of tested GSM base station can be respectively by separately step 7.1), 7.2), 7.3), 7.4), 7.5) and 7.6) carry out simultaneously successively, significantly improve testing efficiency.
According to method of testing provided by the invention, described step 7.2) and 7.3) between also comprise the validity checking of finishing speech transmitting and voice receiver by tested GSM base station, permit its access and speech transmitting and the voice receiver that inserts carried out initial configuration.
According to method of testing provided by the invention, described control desk can be controlled the lasting access and the fixed time test of speech business transceiver module by scripted code, finishes the automatic test and the complete monitoring whole test process of GSM base station uniting and adjustment.
A kind of GSM base station voice service automatic testing equipment provided by the invention and method thereof, adopt virtual instrument technique, realize the automatic test of GSM base station voice service by software mode, adopt radio frequency cable to connect GSM base station radio-frequency interface to be measured by the multi-channel rf switch, shielded of the interference of production test site environment, made the result of test more true base station testing; Automatically finish the initiation of testing process in the scripted code mode by control desk, reading of the control of testing process and test result, realize the automation mechanized operation of base station testing, reduce artificial factor, reduce the complexity of operation, can realize simultaneously the concurrent testing of a plurality of carrier frequency, effectively improve production test efficient; Further, lasting access and the fixed time test of controlling the speech business transceiver module by scripted code can start in any moment of uniting and adjustment test, make the scene of test similar with actual running environment, had improved the authenticity of test result; Further, the transmission rate of speech business can store and analyze in real time in test process, conveniently carries out the base station failure location.
Description of drawings
Further the present invention is described in detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is a GSM base station voice service automatic testing equipment system block diagram of the present invention.
Fig. 2 is the structure realization figure of GSM base station voice service automatic testing equipment of the present invention.
Embodiment
At first, GSM base station voice service automatic testing equipment of the present invention is described.
As shown in Figure 1, GSM base station voice service automatic testing equipment 100 of the present invention comprises control desk 110, voice evaluation module 120, speech business transceiver module 130 and Interface Matching module 140.Wherein speech business transceiver module 130 comprises speech transmitting 131 and voice receiver 132; Close road/splitter 141, power interface coupling 142 and multi-channel rf switch 143 have been formed Interface Matching module 140 jointly, connect GSM to be measured base station 200 by multi-channel rf switch 143.
The GSM network side applied environment 300 of supporting the GSM base station testing is mainly by base station controller BSC, the Mobile Switching Center of mobile switching centre, be called for short MSC, ownership person's location register Host Location Register, be called for short unit compositions such as HLR, mainly finish configuration, wireless access signaling mutual of base station and the functions such as transmission that speech business is provided, be connected with tested base station, finish the Abis interface function of GSM standard by the E1 physical interface.
Tested GSM base station 200 is unit that voice service automatic testing equipment 100 of the present invention will be tested, it is connected with GSM network side BSC by the E1 physical interface, by the GSM network side parameter configuration and initialization are carried out in tested base station, finish the access and the control of mobile device simultaneously.Tested GSM base station 200 is connected with voice service automatic testing equipment 100 of the present invention by wireless radio interface, mainly contain three kinds of different frequency modes of 850MHz, 900MHz and 1800MHz, after carrying out the coupling of power interface by the speech business transceiver module 130 of voice service automatic testing equipment 100 control by Interface Matching module 140, finish the access of wireless device and the transmission of voice.
Multi-channel rf switch 143 is used to realize the concurrent testing of a plurality of GSM base station, and when needs were tested certain carrier frequency, control desk 110 was connected with the wireless radio interface of tested GSM base station 200 by the corresponding radio frequency path of control interface gating.
Power interface coupling 142 realizes the power match of the radio frequency interface of tested GSM base station 200 wireless radio interface and speech business transceiver module 130.
That closes that road/splitter 141 realizes the multi-channel rf signals closes road and function along separate routes, makes speech transmitting 131 can carry out wired being connected with tested GSM base station 200 simultaneously with voice receiver 132.
Speech business transceiver module 130 is the accesses that realize wave point, the important module of functions such as the encoding and decoding of wireless protocols and the reception of speech business and transmission.Speech business transceiver module 130 is connected with Interface Matching module 140 by radio frequency coaxial-cable, realize being connected of physical layer by Interface Matching module 140 with tested GSM base station 200, voice evaluation module 120 realizes inserting by control interface and the transmitting-receiving of speech business is controlled, after setting up the connection of physical link between speech transmitting 131 and the voice receiver 132, voice evaluation module 120 is by the MIC interface, to the voice signal of speech transmitting 131 transmission particular sequences, pass through SPEAK interface received speech signal from voice receiver 132 then.
Voice evaluation module 120 produces and modulates the voice signal of particular sequence, and sends to speech transmitting 131 by the MIC interface, by SPEAK interface received speech signal from voice receiver 132, and carries out demodulation and analyzing speech quality of signals; Still be the repeater of control desk 110 and speech business transceiver module 130 control channels simultaneously.
Control desk 110 is control centres of whole voice service automatic testing equipment 100, and it mainly realizes the initiation of GSM base station testing flow process, the reading of the control of testing process and test result, and it can be test computer, industrial computer or common PC.Control desk 110 is by the wireless radio interface of the tested base station of script mode gating, the carrying out that control speech business transceiver module 130 is realized cycle tests, acceptance test result's analysis and test data from voice evaluation module 120 realize the processing and automatic hold function of test result simultaneously.
In second step, illustrate and utilize GSM base station voice service automatic testing equipment 100 of the present invention to carry out automatic test method that wherein key step comprises:
Step 1: tested GSM base station 200 is connected by the E1 cable with GSM network side BSC, with voice service automatic testing equipment 100 of the present invention by radio frequency cable be connected finish after, tested base station is powered on and finish initialization, finish the initial configuration such as configuration of tested base station cell by BSC, make tested base station be in normal operating state.
Step 2:, mate 142, the base station equipment that gating is to be tested by software arrangements multi-channel rf switch 143 and power interface by control desk 110 with voice service automatic testing equipment 100 electrifying startups of the present invention.
Step 3: control desk is finished the initialization of speech transmitting 131 and voice receiver 132 by control interface, send the request that requires access to the base station by scripted code control speech transmitting 131 and voice receiver 132, after the base station receives this access request, carry out the validity checking that speech transmitting 131 and voice receiver 132 insert, inspection is passed through, finish the initialization that speech transmitting 131 and voice receiver 132 insert application, allow it to be linked into the gsm wireless grid.
Step 4: after control desk 110 obtains the permission of access network, dial speech business receiver 132, require to set up both sides' call request by scripted code control speech transmitting 131.After call request obtains allowing, finish the foundation of link.
Step 5: control desk 110 control voice evaluation modules 120 send voice signal by the MIC interface, after closing road/splitter 141, power interface coupling 142 and numerical control switch, are sent to tested GSM base station 200 and real wireless network.Turn back to voice receiver 132 through identical path and carry out the decoding of underlying protocol, voice signal is delivered to voice evaluation module 120 by the SPEAK interface.
Step 6: voice evaluation module 120 sends voice by contrast and receives the difference of voice, draws the quality of voice quality, judges whether voice pathway is qualified, and the result is delivered to control desk 110.
Step 7: control desk 110 is realized the automatic test of GSM base station uniting and adjustment by the lasting access and the fixed time test of scripted code realization speech business transceiver module 130, and whole test process is realized complete monitoring, and the test result of output base station.
At last, the concrete instance that realizes in conjunction with GSM base station voice service automatic testing equipment structure further specifies the present invention, as shown in Figure 2, in this example, the multi-channel rf power control switching adopts six tunnel radio-frequency (RF) switch 144, can realize the concurrent testing of six carrier frequency, closes road/splitter 141 and adopts two-way power splitter 146, control desk 110 adopts test computer 111, and voice transceiver 130 adopts two testing mobile phones: testing mobile phone 1 and testing mobile phone 2 134.
After six tunnel radio-frequency (RF) switch 144 receive the gating signal that test computer 111 sends over, realize being connected with tested GSM base station 200 in physical layer, when testing mobile phone 1 needs transmission information, after six tunnel radio-frequency (RF) switch 144 receive radiofrequency signal by radio frequency coaxial-cable from power interface coupling 142 and He Lu/splitter 141, send to tested GSM base station 200 through the switch of gating; When the base station need send data to testing mobile phone 2 134, direction was opposite with said process.In this example, six tunnel radio-frequency (RF) switch 144 have been selected IO level control gating for use, therefore, need could become the IO level to the RS232 interface conversion through after the Interface Matching 145 with test computer 111, realize the coupling of communication interface.
Interface Matching 145 main functions are to realize the RS232 interface of test computer 111 and the conversion of IO level, and by Interface Matching 145, control desk test computer 111 can be controlled six tunnel radio-frequency (RF) switch 144 by the RS232 serial ports.
The major function of power interface coupling 142 is to realize the power match of tested GSM base station 200 and testing mobile phone 1 and testing mobile phone 2 134.In general, the input and output power of base station is generally about-20dbm, and mobile terminal device, and minimum to-105dbm as the power of the testing mobile phone that adopts in this example, the difference of power is very big.After power interface coupling 142, realized the power match between base station and the testing mobile phone, be convenient to finish the function of communication.
The major function of two-way power splitter 146 be carry out the multi-channel rf signal close road and along separate routes, during transmission, the transmission signal of two testing mobile phones is synthesized one the tunnel, send out by radio frequency coaxial-cable; During reception, the radiofrequency signal that receives is divided into two the tunnel, sends into two testing mobile phones respectively, realize two the wired accesses of testing mobile phone on a physical link.
The major function of testing mobile phone 1 and testing mobile phone 2 134 is to realize that base station radio inserts and voice transmitting-receiving, after initialization and parameter configuration have been finished in tested GSM base station 200, when allowing the mobile device access of authority, testing mobile phone 1 and testing mobile phone 2 134 are under the control of test computer 111, send the request that inserts to the base station, permitted by the base station that when the request that inserts initialized configuration is finished to the testing mobile phone that inserts in the base station.When carrying out the test of speech business, by voice evaluation module 120 relayings, test computer 111 requires testing mobile phone one 133 foundation to be connected with the conversation of testing mobile phone 2 134, after two testing mobile phones are set up talking link, test computer 111 control voice evaluation modules 120 send specific tone testing sequence to testing mobile phone 1, return to test computer 111 simultaneously from testing mobile phone 2 134 received speech signals, and the Signal Processing result.
The major function of single evaluation module 120 of speaking is to realize generation, the modulation of particular sequence voice signal; And the demodulation and the analyzing and processing that realize voice signal.After two testing mobile phones are set up talking link, voice evaluation module 120 is after the order that receives test computer 111, send specific tone testing sequence by the MIC interface to testing mobile phone 1, voice signal is sent to tested GSM base station 200 by apparatus of the present invention, after 200 processing of tested GSM base station, this signal turns back to testing mobile phone 2 134, voice evaluation module 120 passes through the SPEAK interface from testing mobile phone 2 134 received speech signals, then the signal that receives is carried out demodulation, the comparison of voice sequence, frame error rate, the algorithm process of the error rate, draw the data of voice quality according to the standard of initial setting, and the Signal Processing result is returned to test computer 111.
Claims (8)
1. a GSM base station voice service automatic testing equipment (100), comprise the Interface Matching module (140) that adopts radio frequency cable to connect tested GSM base station (200), described Interface Matching module (140) comprises closes road/splitter (141), power interface coupling (142) and multi-channel rf switch (143), described power interface coupling (142) connects described multi-channel rf switch (143) by radio frequency interface, described road/the splitter (141) that closes connects described power interface coupling (142) by radio frequency interface, it is characterized in that, also comprise:
Speech business transceiver module (130), comprise speech transmitting (131) and voice receiver (132), connect by radio frequency cable and to close road/splitter (141), set up being connected of voice pathway physical layer with tested GSM base station (200) and finish the transmission and the reception of speech business by described Interface Matching module (140);
Voice evaluation module (120), connect described speech business transceiver module (130) by cable, be used to produce and modulate the voice signal of particular sequence, send to speech transmitting (131) by the MIC interface, by the SPEAK interface from voice receiver (132) received speech signal, and carry out the quality of demodulation and comparative analysis voice signal, and analysis result is sent to control desk (110);
Control desk (110) connects described voice evaluation module (120) and multi-channel rf switch (143) by cable, finishes the initiation of testing process, the reading, store and handle of the control of testing process and test result.
2. according to the described testing apparatus of claim 1, it is characterized in that described multi-channel rf switch (143) is connected by the radio frequency interface of radio frequency cable with tested GSM base station (200); Described power interface coupling (142) is used to finish the power match between tested GSM base station (200) wireless radio interface and speech business transceiver module (130) radio frequency interface; Described close that road/splitter (141) is used to finish the multi-channel rf signal close road and along separate routes.
3. according to the described testing apparatus of claim 1, it is characterized in that the repeater of described voice evaluation module (120) or control desk (110) and speech business transceiver module (130) control channel.
4. according to the described testing apparatus of claim 1, it is characterized in that described control desk (110) can be test computer, industrial computer or common PC.
5. GSM base station voice service automatic testing method, use contains the GSM base station voice service automatic testing equipment (100) of Interface Matching module (140), speech business transceiver module (130), voice evaluation module (120) and control desk (110), may further comprise the steps:
5.1) adopt the E1 cable that tested GSM base station (200) is connected to GSM network side base station controller BSC, adopt radio frequency cable that tested GSM base station (200) is connected to multi-channel rf switch (143), tested GSM base station (200) is powered on and finishes initial configuration makes it be in normal operating conditions;
5.2) with voice service automatic testing equipment (100) electrifying startup, mate (142) gating base station equipment to be tested by software arrangements multi-channel rf switch (143) and power interface by control desk (110);
5.3) control desk (110) is linked into the gsm wireless grid by scripted code control speech transmitting (131) and voice receiver (132) and controls speech transmitting (131) and dial voice receiver (132), sets up both sides' voice pathway connection;
5.4) control desk (110) utilizes the MIC interface with the tone testing signal modulation of particular sequence and send to speech transmitting (131) by scripted code control voice evaluation modules (120), after the voice pathway transmission, utilize the SPEAK interface from voice receiver (132), to receive again and the demodulation voice signal;
5.5) voice evaluation module (120) sends voice according to predefined algorithm and standard comparative analysis and receive the difference of voice, draw the analysis and assessment result and send control desk (110);
5.6) control desk (110) carries out data processing and output test result.
6. according to the described method of testing of claim 5, it is characterized in that described tested GSM base station (200) can be a plurality of, be connected to multi-channel rf switch (143) by radio frequency cable respectively; The test of described a plurality of tested GSM base stations (200) can be respectively by separately step 5.1), 5.2), 5.3), 5.4), 5.5) and 5.6) carry out simultaneously successively.
7. according to the described method of testing of claim 5, it is characterized in that, described step 5.2) and 5.3) between also comprise the validity checking of finishing speech transmitting (131) and voice receiver (132) by tested GSM base station (200), permit its access and speech transmitting (131) and the voice receiver (132) that inserts carried out initial configuration.
8. according to the described method of testing of claim 5, it is characterized in that, described control desk (110) can be controlled the lasting access and the fixed time test of speech business transceiver module (130) by scripted code, finishes the automatic test and the complete monitoring whole test process of GSM base station uniting and adjustment.
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| CN2007101302795A CN101137178B (en) | 2007-07-17 | 2007-07-17 | GSM base station voice service automatic testing equipment and method |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101262686B (en) * | 2008-04-23 | 2011-08-24 | 中兴通讯股份有限公司 | A testing device and method for base station voice communication |
| CN101834678B (en) * | 2010-03-31 | 2013-08-14 | 华为技术有限公司 | Radio frequency indication test system and control method thereof |
| CN102098713B (en) * | 2011-01-25 | 2014-06-18 | 浪潮通信信息系统有限公司 | Method for quickly tolerating disaster for base station in mobile communication network |
| CN103533126B (en) * | 2012-07-06 | 2016-02-24 | 上海斐讯数据通信技术有限公司 | A kind of device and method automatically carrying out mobile phone test |
| CN102917386B (en) * | 2012-11-06 | 2015-04-01 | 北京北方烽火科技有限公司 | Device and method for consistency protocol verification of interfaces S1 of LTE (Long Term Evolution) wireless network |
| CN103856976A (en) * | 2012-12-04 | 2014-06-11 | 中国移动通信集团公司 | WLAN device test method, system and device |
| CN103200604A (en) * | 2013-01-06 | 2013-07-10 | 中国电子科技集团公司第十研究所 | Airborne communication system voice evaluation equipment |
| CN107707314A (en) * | 2017-08-21 | 2018-02-16 | 上海源岷投资管理有限公司 | The production test device and method of the wireless base station of rural biogas data acquisition |
| CN109413686B (en) * | 2018-10-19 | 2022-07-29 | 京信网络系统股份有限公司 | Base station automatic test system, method and device |
| CN110264690A (en) * | 2019-05-30 | 2019-09-20 | 佛山市中格威电子有限公司 | A kind of idle call intelligent radio module, which quickly produces, surveys device |
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