CN102882615A - A TD-SCDMA radio frequency performance automatic test method - Google Patents
A TD-SCDMA radio frequency performance automatic test method Download PDFInfo
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- CN102882615A CN102882615A CN2012103576324A CN201210357632A CN102882615A CN 102882615 A CN102882615 A CN 102882615A CN 2012103576324 A CN2012103576324 A CN 2012103576324A CN 201210357632 A CN201210357632 A CN 201210357632A CN 102882615 A CN102882615 A CN 102882615A
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Abstract
The invention provides an automatic test method for TD-SCDMA radio frequency performance, which comprises the following steps: step 1, acquiring a connection state of a mobile phone and an instrument, if the mobile phone and the instrument are connected, entering step 3, otherwise, entering step 2; step 2, restoring to the TD-SCDMA standard setting state, and reconnecting the mobile phone; step 3, setting instrument testing parameters; step 4, inquiring whether the test parameters of the instrument meet the test conditions of the test items to be tested, if so, entering step 5, otherwise, returning to step 3; step 5, starting testing and reading a test value; step 6, judging whether the test value meets a preset condition, if so, entering step 7, otherwise, returning to step 2; and 7, outputting a test result and finishing the test. The method is based on a LabVIEW development platform, and has the advantages of simple and convenient operation, capability of processing abnormal conditions in the test process to ensure the stable operation of the program, and the like.
Description
Technical field
The present invention relates to a kind of TD-SCDMA radio-frequency performance automated testing method, be specifically related to a kind of method of the TD-SCDMA radio-frequency performance being tested based on the LabVIEW development platform.
Background technology
TD-SCDMA is English Time Division-Synchronous Code Division Multiple Access(TD SDMA) abbreviation, the radio-frequency performance test event of TD-SCDMA is various, each test item needs independent setting, and it is comparatively complicated that the partial test item arranges condition, if the employing manual test, its efficient is extremely low.And when we need to test all channel, use the manual test method more loaded down with trivial details, and need to expend the plenty of time, therefore must take automatic test.Also do not have at present business-like TD-SCDMA radio-frequency performance automated test tool, only have the TD-SCDMA test macro in Tai Er laboratory and the similar products of other companies.A complete set of hardware is sold together but the test macro of these companies all is binding, and price is extremely expensive, in addition its matching used software charge of also can regularly upgrading; And these test macros are to test nearly all performance and the test macro that designs, so operation setting is complicated, the report of output is also comparatively obscure, and is also quite high to the requirement of environment; Meanwhile, in the test process that the radio-frequency performance of TD-SCDMA is tested, also can be easy to occur the abnormal conditions such as call drop.
Summary of the invention
In order to overcome weak point of the prior art, the invention provides a kind of TD-SCDMA radio-frequency performance automated testing method, the method is based on the LabVIEW development platform, can be under the condition of lower testing cost, rely on the instruments such as comprehensive test instrument, realization is to the automatic test of the radio-frequency performance of mobile phone TD-SCDMA, has simple to operationly, can process to the abnormal conditions that occur in the test process advantages such as stable operation of the program that guarantees.
The present invention is achieved by the following technical solutions: a kind of TD-SCDMA radio-frequency performance automated testing method, and its step is as follows:
Step 1, obtain the connection status of mobile phone and instrument, then directly enter step 3 if connect, otherwise enter step 2;
Step 2, instrument returned to TD-SCDMA standard configuration state after, reconnect again mobile phone;
Step 3, the instrument test parameter is set, makes it meet the test condition of test item to be measured;
Whether step 4, inquiry instrument test parameter satisfy the test condition of test item to be measured, then directly enter step 5 as satisfying, otherwise return step 3;
Step 5, begin to test test item to be measured and read test value;
Step 6, judge whether test value satisfies prerequisite, then directly enter step 7 as satisfying, otherwise return step 2;
Step 7, output test result, save data recovers the TD-SCDMA standard configuration state of acquiescence to the database, finishes test.
Test parameter in the described step 3 comprises address, database preservation form, the channel of surveying, the test item to be measured of instrument.
In described step 5, described test item to be measured comprises conventionally test item and special test item; In test process, special test item is tested testing conventionally test Xiang Houzai; Described conventionally test item comprises that maximum/minimum emissive power test, uplink closed-loop power control test, occupied bandwidth test, adjacent channel power leakage are than test, spectrum radiation template test, modulation accuracy test, Peak Code Domain Error test, sensitivity test and maximum input level test; Described special test item comprises frequency stability test and open loop power control test.
Because the test condition of two test items of special test item is limiting condition, mobile phone is easy to call drop and causes the test interruption, after being set, the instrument test parameter adds the judgement to the mobile phone connection status, in the special test item process of test, connect with mobile phone again after the abnormal conditions such as call drop then are re-set as instrument TD-SCDMA standard configuration state and proceed test as occurring, this moment is because of short duration in the time of staying of limiting condition, can after recovering connection, proceed test, to guarantee carrying out smoothly of test.
Prerequisite described in the above-mentioned steps 6 is the primitive decision to the test value of test item to be measured, if the theoretical test value of substantial deviation then resets instrument state, re-starts test after connecting again.
Above-described instrument is that comprehensive test instrument or other can be used for testing the instrument of TD-SCDMA radio-frequency performance.
Compared with prior art, the invention has the beneficial effects as follows:
First: utilize the LabVIEW development platform, under the condition of lower testing cost, rely on the instruments such as comprehensive test instrument, realize the automatic test to the radio-frequency performance of mobile phone TD-SCDMA, simple to operation;
The second, in the process to the automatic test of the radio-frequency performance of mobile phone TD-SCDMA, the judgement that each test item is all connected is if not normal connection can be repaired automatically; Simultaneously, frequency stability test and open loop power control are tested these two the special test items that the abnormal conditions such as call drop very easily occur be placed on last test, cause the test interruption if call drop occurs in the test process, then instrument is re-set as and connects with mobile phone again behind the TD-SCDMA standard configuration state and continue, guaranteed carrying out smoothly of test.
Description of drawings
Accompanying drawing 1 is the schematic flow sheet of the inventive method.
Embodiment
For the ease of those skilled in the art's understanding, the invention will be further described below in conjunction with accompanying drawing.
Method flow diagram of the present invention as shown in Figure 1, a kind of TD-SCDMA radio-frequency performance automated testing method, its step is as follows:
Step 1, obtain the connection status of mobile phone and instrument, then directly enter step 3 if connect, otherwise enter step 2;
Step 2, instrument returned to TD-SCDMA standard configuration state after, reconnect again mobile phone;
Step 3, the instrument test parameter is set, makes it meet the test condition of test item to be measured;
Whether step 4, inquiry instrument test parameter satisfy the test condition of test item to be measured, then directly enter step 5 as satisfying, otherwise return step 3;
Step 5, begin to test test item to be measured and read test value;
Step 6, judge whether test value satisfies prerequisite, then directly enter step 7 as satisfying, otherwise return step 2;
Step 7, output test result, save data recovers the TD-SCDMA standard configuration state of acquiescence to the database, finishes test.
Test parameter in the described step 3 comprises address, database preservation form, the channel of surveying, the test item to be measured of instrument.
In described step 5, described test item to be measured comprises conventionally test item and special test item; In test process, special test item is tested testing conventionally test Xiang Houzai; Described conventionally test item comprises that maximum/minimum emissive power test, uplink closed-loop power control test, occupied bandwidth test, adjacent channel power leakage are than test, spectrum radiation template test, modulation accuracy test, Peak Code Domain Error test, sensitivity test and maximum input level test; Described special test item comprises frequency stability test and open loop power control test.In the process of test, the judgement that each test item is all connected is if not normal connection can be repaired automatically; Because the frequency stability test is tested these two test items with open loop power control the abnormal conditions such as call drop is very easily occured in test process, therefore these two tests are placed at last as special test item and test, connect with mobile phone again after the abnormal conditions such as call drop then are re-set as instrument TD-SCDMA standard configuration state and proceed test if occur in the special test item process in test, this moment is because of short duration in the time of staying of limiting condition, can after recovering connection, proceed test, to guarantee carrying out smoothly of test.
Prerequisite described in the above-mentioned steps 6 is the primitive decision to the test value of test item to be measured, if the theoretical test value of substantial deviation then resets instrument state, re-starts test after connecting again.
Above-described instrument is that comprehensive test instrument or other can be used for testing the instrument of TD-SCDMA radio-frequency performance.
According to above method, utilize the LabVIEW development platform, make a test file that comprises above-mentioned test item and testing process, and by GPIB (general-purpose interface bus) and SCPI (programmable instrument standard command set) programming language comprehensive test instrument is carried out control operation and finish test to the TD-SCDMA radio-frequency performance.LabVIEW is a kind of program development platform, is similar to C and BASIC development environment, its use be graphical author language G coding, the program of generation is the form of block diagram.LabVIEW provides similarly control of a lot of outward appearances and traditional instrument (such as oscilloscope, universal instrument), can be used to create easily user interface.User interface is called as front panel in LabVIEW, use icon and line, can control the object on the front panel by programming.
The present invention utilizes the brief operation process step of LabVIEW development platform test TD-SCDMA radio-frequency performance as follows:
Step 1, click " TD-SCDMA automatic test .exe " icon working procedure;
Step 2, open program after, program can the current comprehensive test instrument that has connected of automatic search also connects, as instrument communication normally then status bar can show setup test " Ready to test " dialog box; " comprehensive test instrument initialization failure, PLSCONFM GPIB connects normal as unusually then ejecting! " dialog box, can automatically quit a program behind click " affirmation " button;
Step 3, enter main test program, the instrument test parameter is set;
Step 4, click " START " button begin test, click " STOP " button and can stop test, and clicking " EXIT " button can quit a program;
Step 5, output test result, save data recovers the TD-SCDMA standard configuration state of acquiescence to the database, finishes test.
The content of mentioning in above-described embodiment is preferred embodiment of the present invention, is not to be limitation of the invention, and without departing from the inventive concept of the premise, any apparent replacement is all within protection scope of the present invention.
Claims (6)
1. TD-SCDMA radio-frequency performance automated testing method, its step is as follows:
Step 1, obtain and judge the connection status of mobile phone and instrument, then directly enter step 3 if connect, otherwise enter step 2;
Step 2, instrument returned to TD-SCDMA standard configuration state after, reconnect again mobile phone;
Step 3, the instrument test parameter is set, makes it meet the test condition of test item to be measured;
Whether step 4, inquiry instrument test parameter satisfy the test condition of test item to be measured, then directly enter step 5 as satisfying, otherwise return step 3;
Step 5, begin to test test item to be measured and read test value;
Step 6, judge whether test value satisfies prerequisite, then directly enter step 7 as satisfying, otherwise return step 2;
Step 7, output test result, save data recovers the TD-SCDMA standard configuration state of acquiescence to the database, finishes test.
2. TD-SCDMA radio-frequency performance automated testing method according to claim 1 is characterized in that: the test parameter in the described step 3 comprises that the address of instrument, database preserve form, the channel of surveying, test item to be measured.
3. TD-SCDMA radio-frequency performance automated testing method according to claim 2, it is characterized in that: in described step 5, described test item to be measured comprises conventionally test item and special test item; In test process, special test item is tested testing conventionally test Xiang Houzai.
4. TD-SCDMA radio-frequency performance automated testing method according to claim 3 is characterized in that: described conventionally test item comprises that maximum/minimum emissive power test, uplink closed-loop power control test, occupied bandwidth test, adjacent channel power reveal than test, spectrum radiation template test, modulation accuracy test, Peak Code Domain Error test, sensitivity test and maximum input level and test; Described special test item comprises frequency stability test and open loop power control test.
5. TD-SCDMA radio-frequency performance automated testing method according to claim 4, it is characterized in that: if test in these two the special test item processes with open loop power control in the test of test frequency stability, when the abnormal conditions of call drop occurring, then instrument is re-set as and connects with mobile phone again behind the TD-SCDMA standard configuration state and proceed test.
6. each described TD-SCDMA radio-frequency performance automated testing method according to claim 1-5, it is characterized in that: the prerequisite described in the step 6 is the primitive decision to the test value of test item to be measured, if the theoretical test value of substantial deviation, then reset instrument state, re-start again test after connecting.
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| CN105306151A (en) * | 2014-07-04 | 2016-02-03 | 京信通信系统（中国）有限公司 | Method and system for managing test data of radio-frequency power amplifier |
| WO2016201997A1 (en) * | 2015-06-16 | 2016-12-22 | 中兴通讯股份有限公司 | Automatic testing method, device and system |
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Application publication date: 20130116 |