CN104618034A - Automatic test system, device and method for mobile terminal radio frequency consistency - Google Patents
Automatic test system, device and method for mobile terminal radio frequency consistency Download PDFInfo
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- CN104618034A CN104618034A CN201410461875.1A CN201410461875A CN104618034A CN 104618034 A CN104618034 A CN 104618034A CN 201410461875 A CN201410461875 A CN 201410461875A CN 104618034 A CN104618034 A CN 104618034A
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Abstract
The invention discloses an automatic test system, an automatic test device and an automatic test method for mobile terminal radio frequency consistency. The test system comprises an industrial personal computer; a base station simulator; a vector signal source; an analog signal generator; a frequency analyzer; a radio frequency box; and a tested terminal. The industrial personal computer controls the base station simulator, the vector signal source, the analog signal generator, the frequency analyzer and the switching unit for working through the remote control instruction, corresponding test link is selected according to the different test sequence and the automatic testing operation is realized. The automatic test method can monitor and inquire the test schedule at real time, after finishing the required test sequence, the related test result data obtained by the base station simulator and the frequency analyzer is fed back to the automatic test software of the industrial personal computer through GPIB port, the program protects and analyzes the data and judges whether the result is qualified according to the test standard.
Description
Technical field
The present invention relates to mobile terminal radio frequency consistency Auto-Test System, device and method, particularly WCDMA, HSDPA or HSUPA mobile terminal radio frequency consistency Auto-Test System, device and method.
Background technology
In recent years, to obtain in countries such as Europe, North America, Japan, China based on the 3-G (Generation Three mobile communication system) of WCDMA technology and to develop rapidly and extensively commercial.In order to ensure the fail safe of 3-G (Generation Three mobile communication system) and safeguard the vital interests of numerous mobile subscribers, each state has all carried out enforceable control and comprehensive model approval procedure to WCDMA/HSDPA/HSUPA terminal equipment, and the Valuation Standard approved according to decree regulation and the Virtual network operator of various countries by third-party testing mechanism carries out consistency certification to the WCDMA/HSDPA/HSUPA terminal equipment that each manufacturer produces.Uniformity test is the checking characteristic of product and the matching degree of code requirement, no matter be the test of which kind of rank, the content of WCDMA/HSDPA/HSUPA terminal consistency test all comprises radio frequency (RF) uniformity test, testing protocol consistency, card interface (USIM) uniformity test, RRM (RRM) uniformity test, audio frequency uniformity test etc., wherein the RF consistency test of terminal is the developing important step of whole Mobile Communication Industry chain, also be the basis of Electro Magnetic Compatibility between Study system (EMC) and HIST (IOT).
Existing WCDMA/HSDPA/HSUPA mobile terminal radio frequency consistency testing system has the TS 8950-W system of Rohde & Schwarz Representative Office and the test macro of Amway Company in the market, almost cover all radio frequency testing examples that 3GPP test specification requires, whole system includes the software systems of specifying instrument and binding mutually with it, prices are rather stiff for it, domestic not Related product, complete test macro is in space state especially substantially.And CE certification is establishing criteria ETSI EN 301908-2 to the test of WCDMA/HSDPA/HSUPA mobile terminal radio frequency, corresponding test event only has tens, and FCC certification only has several.Therefore, research and develop and a kind ofly possess certain versatility, save testing cost widely, effectively improve test macro necessity very of testing efficiency.
Summary of the invention
In order to possess certain versatility, saving testing cost widely, effectively improve testing efficiency, the invention provides a kind of mobile terminal radio frequency consistency Auto-Test System, device and method.
For achieving the above object, a kind of mobile terminal radio frequency consistency Auto-Test System comprises:
Industrial computer, for controlling base station simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit, to complete automatic test;
Base station simulator, sets up the connection of required mode by radio frequency case and measured terminal; Network parameter is set and controls measured terminal transmitting and receiving signal;
Vector signal source, for launching adjustable signal, coordinates with analog signal generator, is coupled to measured terminal receiver as interference signal, for the performance test of measured terminal receiver intermodulation; The fading environment of energy needed for mock standard, as fading channel simulator;
Analog signal generator, for launching continuous wave, is coupled to measured terminal receiver as interference signal, tests for measured terminal receiver performance; Launch the continuous wave signal of required frequency, coordinate the calibration of spectrum analyzer completion system link line loss;
Spectrum analyzer, for measuring measured terminal scattering transmission power and the calibration of system link line loss;
Switch control unit, for the on off operating mode of each bar test link of control system;
Radio frequency case, carries out organic connection according to standard-required to base station simulator, vector signal source, analog signal generator, spectrum analyzer, coordinates radio frequency switch control unit to realize the automatic test of system;
Measured terminal.
A kind of mobile terminal radio frequency consistency automatic test approach comprises the steps:
(1) import the implementation of automatic cycle tests and start test;
(2) whether base stations detected simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit be controlled; If so, then the parameter of initialization base station simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit; If not, then add corresponding instrument;
(3) instruction of opening measured terminal is sent;
(4) wait for that measured terminal is connected with base station simulator by radio frequency case;
(5) measured terminal is established call connection by channel and base station simulator;
(6) read automatic cycle tests and enter test item;
(7) test is detected whether complete and whether have test result, if there is test result, then enter step (8), as there is no test result, then control base station simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit and wait in limited time and turn back to step (6);
(8) read test result;
(9) judge whether test result meets standard-required; As met, then judging to pass through, as do not met, then judging failure;
(10) judge whether the cycle tests read completes, and in this way, then enters step (11); If not, then turn back to step (6);
(11) test terminates.
A kind of mobile terminal radio frequency consistency automatic testing equipment comprises:
The gatherer starting to test is carried out for importing automatic cycle tests;
For the checkout gear whether base stations detected simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit be controlled;
For sending the instruction sending device opening measured terminal instruction;
For waiting for the wait device that measured terminal passes through radio frequency case and whether is connected with base station simulator;
For detecting the calling detection device whether measured terminal is established call connection by channel and base station simulator;
The reading device of test item is entered for reading automatic cycle tests;
Whether complete and whether have the test result checkout gear of test result for detecting test;
For the assay result reader of read test result;
For judging whether test result meets standard-required test result judgment means;
For judging the judgment means whether read cycle tests has completed.
The invention has the beneficial effects as follows: after industrial computer runs, industrial computer is controlled the instrument such as base station simulator, vector signal generator, analog signal generator, spectrum analyzer and switch unit and operates by remote control commands, need the corresponding test link of gating according to different cycle testss, thus realize automatic test.The situations such as the progress of test can be monitored and be inquired about to above-mentioned automatic test approach in real time, after certain required cycle tests has been tested, test by base station simulator and spectrum analyzer the dependence test result data obtained and feed back to industrial computer automatic testing software program by GPIB mouth, whether the data of program to gained are preserved and are analyzed, and qualified according to testing standard judged result.Therefore, technical scheme of the present invention has possessed certain versatility, cost savings testing cost, effectively improves testing efficiency.
In addition, 2 circulators of the present invention and filter bank design guarantee that system can test multiple frequency ranges of WCDMA terminal automatically, automatically can complete, do not need manually to change radio-frequency devices when namely measuring multiple WCDMA frequency range or carry out the switching between frequency range.
Band stop filter can make corresponding frequency band signal be greatly attenuated, and makes test result more reasonable, otherwise likely unwanted signal is passed to measuring instrument, disturbed test result.
High pass filter can make corresponding high frequency band signal pass through, and the signal below cut-off frequency is greatly attenuated, and ensures that test result is rationally effective.
Low pass filter can make the signal of below cut-off frequency pass through, and signal more than cut-off frequency is greatly attenuated, and is also to ensure test result more rationally effectively.
Power splitter can be divided into 2 tunnels the signal power of input, and be connected to other instrument or radio-frequency devices, what test link was required according to testing standard carries out various connection.
Mixer can be merged into 1 tunnel the signal of 2 tunnel inputs and export, and such as according to the needs of standard testing, available signal power and interference signal is coupled on required link.
Close two kinds of functions that road power splitter has signal merit division and combination road concurrently.
Attenuator effect: one is in order to protective meter and device, makes the signal of input in the born power bracket of instrument or device; Two is the needs meeting test, ensures that the power of incoming terminal radio frequency mouth is the value of standard-required.
The effect of matched load is that signal power is absorbed, and reaches desirable assimilation effect as far as possible.
Accompanying drawing explanation
Fig. 1 is frame diagram of the present invention.
Fig. 2 is the connection diagram of radio frequency case.
Fig. 3 is FB(flow block) of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further elaborated.
First execution mode.
As depicted in figs. 1 and 2, a kind of mobile terminal radio frequency consistency Auto-Test System comprises:
Industrial computer, for controlling base station simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit, to complete automatic test.
Base station simulator, sets up the connection of required mode by radio frequency case and measured terminal; Network parameter is set and controls measured terminal transmitting and receiving signal.
Vector signal source, for launching adjustable signal, coordinates with analog signal generator, is coupled to measured terminal receiver as interference signal, for the performance test of measured terminal receiver intermodulation; The fading environment of energy needed for mock standard, as fading channel simulator.
Analog signal generator, for launching continuous wave, is coupled to measured terminal receiver as interference signal, tests for measured terminal receiver performance; Launch the continuous wave signal of required frequency, coordinate the calibration of spectrum analyzer completion system link line loss.
Spectrum analyzer, for measuring measured terminal scattering transmission power and the calibration of system link line loss.
Switch control unit, for the on off operating mode of each bar test link of control system.
Radio frequency case, carries out organic connection according to standard-required to base station simulator, vector signal source, analog signal generator, spectrum analyzer, coordinates radio frequency switch control unit to realize the automatic test of system.
Measured terminal, in the present embodiment, measured terminal is WCDMA terminal.
Wherein, as shown in Figure 2, radio frequency case comprises the K switch 5 be connected with measured terminal, the K switch 4 be connected with K switch 5 one end, the conjunction road power splitter that is connected with K switch 5 other end; One end of K switch 4 is connected with K switch 3, and the other end of K switch 4 is connected with conjunction road power splitter; One end of K switch 3 is connected with the first circulator, and the other end of K switch 3 is connected with the second circulator; One end of first circulator is connected with K switch 6, and the other end of the first circulator is connected with K switch 2; One end of second circulator is connected with the other end of K switch 6, and the other end of the second circulator is connected with K switch 2; K switch 6 is connected with power splitter; One tunnel of power splitter connects base station simulator, and another road of power splitter is connected with K switch 8, and K switch 8 is connected with load; One end of K switch 8 is connected with one end of K switch 7; K switch 7 is connected with spectrum analyzer, and the other end of K switch 7 is connected with K switch 10; One end connecting valve K9 of K switch 10, switch 10 is connected with K switch 11; K switch 9 is connected with analog signal generator, and the other end of K switch 9 is connected with the first mixer; One tunnel of the first mixer is connected with vector signal generator; K switch 11 is connected with K switch 12 by filter; K switch 11 is connected with switch 12; K switch 12 is connected with conjunction road power splitter; First mixer is connected with K switch 1, K switch 1 is connected with the second mixer, K switch 1 is connected with load, the second mixer is connected with K switch 2.In addition, in order to one side protective meter and device, make the signal of input in the born power bracket of instrument or device; Meet the needs of test on the other hand, ensure that the power of incoming terminal radio frequency mouth is the value of standard-required, then between K switch 5 and conjunction road power splitter, be provided with attenuator; Attenuator is provided with between K switch 4 and conjunction road power splitter; Attenuator is provided with between conjunction road power splitter and K switch 12; Attenuator is provided with between power splitter and base station simulator; Attenuator is provided with between power splitter and K switch 8.
Above-mentioned Auto-Test System, industrial computer controls base station simulator (BS), vector signal generator (VSG), analog signal generator (ASG), spectrum analyzer (SA) by gpib bus, controls radio frequency switch control unit by LAN mouth.After industrial computer runs, industrial computer is controlled the instrument such as base station simulator, vector signal generator, analog signal generator, spectrum analyzer and switch unit and operates by remote control commands, need the corresponding test link of gating according to different cycle testss, thus realize automatic test.
In addition, 2 circulators of the present invention and filter bank design guarantee that system can test multiple frequency ranges of WCDMA terminal automatically, automatically can complete, do not need manually to change radio-frequency devices when namely measuring multiple WCDMA frequency range or carry out the switching between frequency range.
Band stop filter can make corresponding frequency band signal be greatly attenuated, and makes test result more reasonable, otherwise likely unwanted signal is passed to measuring instrument, disturbed test result.
High pass filter can make corresponding high frequency band signal pass through, and the signal below cut-off frequency is greatly attenuated, and ensures that test result is rationally effective.
Low pass filter can make the signal of below cut-off frequency pass through, and signal more than cut-off frequency is greatly attenuated, and is also to ensure test result more rationally effectively.
Power splitter can be divided into 2 tunnels the signal power of input, and be connected to other instrument or radio-frequency devices, what test link was required according to testing standard carries out various connection.
Mixer can be merged into 1 tunnel the signal of 2 tunnel inputs and export, and such as according to the needs of standard testing, available signal power and interference signal is coupled on required link.
Close two kinds of functions that road power splitter has signal merit division and combination road concurrently.
Attenuator effect: one is in order to protective meter and device, makes the signal of input in the born power bracket of instrument or device; Two is the needs meeting test, ensures that the power of incoming terminal radio frequency mouth is the value of standard-required.
The effect of matched load is that signal power is absorbed, and reaches desirable assimilation effect as far as possible.
In order to realize automatic test, as shown in Figure 3, the step of mobile terminal radio frequency consistency automatic test approach is:
(1) import the implementation of automatic cycle tests and start test.
(2) whether base stations detected simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit be controlled; If so, then the parameter of initialization base station simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit; If not, then add corresponding instrument.
(3) instruction of opening measured terminal is sent.
(4) wait for that measured terminal is connected with base station simulator by radio frequency case.
(5) measured terminal is established call connection by channel and base station simulator, and described call connection is that voice connect or data cube computation.
(6) read automatic cycle tests and enter test item.
(7) test is detected whether complete and whether have test result, if there is test result, then enter step (8), as there is no test result, then control base station simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit and wait in limited time and turn back to step (6).
(8) read test result.
(9) judge whether test result meets standard-required; As met, then judging to pass through, as do not met, then judging failure.
(10) judge whether the cycle tests read completes, and in this way, then enters step (11); If not, then turn back to step (6).
(11) test terminates.
Corresponding automatic testing equipment comprises:
The gatherer starting to test is carried out for importing automatic cycle tests.
For the checkout gear whether base stations detected simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit be controlled.
For sending the instruction sending device opening measured terminal instruction.
For waiting for the wait device that measured terminal passes through radio frequency case and whether is connected with base station simulator.
For detecting the calling detection device whether measured terminal is established call connection by channel and base station simulator.
The reading device of test item is entered for reading automatic cycle tests.
Whether complete and whether have the test result checkout gear of test result for detecting test.
For the assay result reader of read test result.
For judging whether test result meets standard-required test result judgment means.
For judging the judgment means whether read cycle tests has completed.
Wherein, above-mentioned gatherer, checkout gear, instruction sending device, wait device, calling detection device, reading device, test result checkout gear, assay result reader, test result judgment means, judgment means are arranged in industrial computer.Industrial computer controls base station simulator (BS), vector signal generator (VSG), analog signal generator (ASG), spectrum analyzer (SA) by gpib bus, control radio frequency switch control unit by LAN mouth, base station simulator (BS), vector signal generator (VSG), analog signal generator (ASG), spectrum analyzer (SA), switch control unit is all connected with WCDMA terminal by radio frequency case.
The situations such as the progress of test can be monitored and be inquired about to above-mentioned automatic test approach in real time, after certain required cycle tests has been tested, test by base station simulator and spectrum analyzer the dependence test result data obtained and feed back to industrial computer automatic testing software program by GPIB mouth, whether the data of program to gained are preserved and are analyzed, and qualified according to testing standard judged result.Therefore, technical scheme of the present invention has possessed certain versatility, cost savings testing cost, effectively improves testing efficiency.
Second execution mode.
As depicted in figs. 1 and 2, a kind of mobile terminal radio frequency consistency Auto-Test System comprises:
Industrial computer, for controlling base station simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit, to complete automatic test.
Base station simulator, sets up the connection of required mode by radio frequency case and measured terminal; Network parameter is set and controls measured terminal transmitting and receiving signal.
Vector signal source, for launching adjustable signal, coordinates with analog signal generator, is coupled to measured terminal receiver as interference signal, for the performance test of measured terminal receiver intermodulation; The fading environment of energy needed for mock standard, as fading channel simulator.
Analog signal generator, for launching continuous wave, is coupled to measured terminal receiver as interference signal, tests for measured terminal receiver performance; Launch the continuous wave signal of required frequency, coordinate the calibration of spectrum analyzer completion system link line loss.
Spectrum analyzer, for measuring measured terminal scattering transmission power and the calibration of system link line loss.
Switch control unit, for the on off operating mode of each bar test link of control system.
Radio frequency case, carries out organic connection according to standard-required to base station simulator, vector signal source, analog signal generator, spectrum analyzer, coordinates radio frequency switch control unit to realize the automatic test of system.
Measured terminal, in the present embodiment, measured terminal is WCDMA terminal.
In tool, as shown in Figure 2, radio frequency case comprises the K switch 5 be connected with measured terminal, the K switch 4 be connected with K switch 5 one end, the conjunction road power splitter that is connected with K switch 5 other end; One end of K switch 4 is connected with K switch 3, and the other end of K switch 4 is connected with conjunction road power splitter; One end of K switch 3 is connected with the first circulator, and the other end of K switch 3 is connected with the second circulator; One end of first circulator is connected with K switch 6, and the other end of the first circulator is connected with K switch 2; One end of second circulator is connected with the other end of K switch 6, and the other end of the second circulator is connected with K switch 2; K switch 6 is connected with power splitter; One tunnel of power splitter connects base station simulator, and another road of power splitter is connected with K switch 8, and K switch 8 is connected with load; One end of K switch 8 is connected with one end of K switch 7; K switch 7 is connected with spectrum analyzer, and the other end of K switch 7 is connected with K switch 10; One end connecting valve K9 of K switch 10, switch 10 is connected with K switch 11; K switch 9 is connected with analog signal generator, and the other end of K switch 9 is connected with the first mixer; One tunnel of the first mixer is connected with vector signal generator; K switch 11 is connected with K switch 12 by filter; K switch 11 is connected with switch 12; K switch 12 is connected with conjunction road power splitter; First mixer is connected with K switch 1, K switch 1 is connected with the second mixer, K switch 1 is connected with load, the second mixer is connected with K switch 2.In addition, in order to one side protective meter and device, make the signal of input in the born power bracket of instrument or device; Meet the needs of test on the other hand, ensure that the power of incoming terminal radio frequency mouth is the value of standard-required, then between K switch 5 and conjunction road power splitter, be provided with attenuator; Attenuator is provided with between K switch 4 and conjunction road power splitter; Attenuator is provided with between conjunction road power splitter and K switch 12; Attenuator is provided with between power splitter and base station simulator; Attenuator is provided with between power splitter and K switch 8.
Above-mentioned Auto-Test System, industrial computer controls base station simulator (BS), vector signal generator (VSG), analog signal generator (ASG), spectrum analyzer (SA) by gpib bus, controls radio frequency switch control unit by LAN mouth.After industrial computer runs, industrial computer is controlled the instrument such as base station simulator, vector signal generator, analog signal generator, spectrum analyzer and switch unit and operates by remote control commands, need the corresponding test link of gating according to different cycle testss, thus realize automatic test.
In addition, 2 circulators of the present invention and filter bank design guarantee that system can test multiple frequency ranges of WCDMA terminal automatically, automatically can complete, do not need manually to change radio-frequency devices when namely measuring multiple WCDMA frequency range or carry out the switching between frequency range.
Band stop filter can make corresponding frequency band signal be greatly attenuated, and makes test result more reasonable, otherwise likely unwanted signal is passed to measuring instrument, disturbed test result.
High pass filter can make corresponding high frequency band signal pass through, and the signal below cut-off frequency is greatly attenuated, and ensures that test result is rationally effective.
Low pass filter can make the signal of below cut-off frequency pass through, and signal more than cut-off frequency is greatly attenuated, and is also to ensure test result more rationally effectively.
Power splitter can be divided into 2 tunnels the signal power of input, and be connected to other instrument or radio-frequency devices, what test link was required according to testing standard carries out various connection.
Mixer can be merged into 1 tunnel the signal of 2 tunnel inputs and export, and such as according to the needs of standard testing, available signal power and interference signal is coupled on required link.
Close two kinds of functions that road power splitter has signal merit division and combination road concurrently.
Attenuator effect: one is in order to protective meter and device, makes the signal of input in the born power bracket of instrument or device; Two is the needs meeting test, ensures that the power of incoming terminal radio frequency mouth is the value of standard-required.
The effect of matched load is that signal power is absorbed, and reaches desirable assimilation effect as far as possible.
3rd execution mode.
As shown in Figure 3, the step of mobile terminal radio frequency consistency automatic test approach is:
(1) import the implementation of automatic cycle tests and start test.
(2) whether base stations detected simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit be controlled; If so, then the parameter of initialization base station simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit; If not, then add corresponding instrument.
(3) instruction of opening measured terminal is sent.
(4) wait for that measured terminal is connected with base station simulator by radio frequency case.
(5) measured terminal is established call connection by channel and base station simulator, and described call connection is that voice connect or data cube computation.
(6) read automatic cycle tests and enter test item.
(7) test is detected whether complete and whether have test result, if there is test result, then enter step (8), as there is no test result, then control base station simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit and wait in limited time and turn back to step (6).
(8) read test result.
(9) judge whether test result meets standard-required; As met, then judging to pass through, as do not met, then judging failure.
(10) judge whether the cycle tests read completes, and in this way, then enters step (11); If not, then turn back to step (6).
(11) test terminates.
Corresponding automatic testing equipment comprises:
The gatherer starting to test is carried out for importing automatic cycle tests.
For the checkout gear whether base stations detected simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit be controlled.
For sending the instruction sending device opening measured terminal instruction.
For waiting for the wait device that measured terminal passes through radio frequency case and whether is connected with base station simulator.
For detecting the calling detection device whether measured terminal is established call connection by channel and base station simulator.
The reading device of test item is entered for reading automatic cycle tests.
Whether complete and whether have the test result checkout gear of test result for detecting test.
For the assay result reader of read test result.
For judging whether test result meets standard-required test result judgment means.
For judging the judgment means whether read cycle tests has completed.
Wherein, above-mentioned gatherer, checkout gear, instruction sending device, wait device, calling detection device, reading device, test result checkout gear, assay result reader, test result judgment means, judgment means are arranged in industrial computer.Industrial computer controls base station simulator (BS), vector signal generator (VSG), analog signal generator (ASG), spectrum analyzer (SA) by gpib bus, control radio frequency switch control unit by LAN mouth, base station simulator (BS), vector signal generator (VSG), analog signal generator (ASG), spectrum analyzer (SA), switch control unit is all connected with WCDMA terminal by radio frequency case.
The situations such as the progress of test can be monitored and be inquired about to above-mentioned automatic test approach in real time, after certain required cycle tests has been tested, test by base station simulator and spectrum analyzer the dependence test result data obtained and feed back to industrial computer automatic testing software program by GPIB mouth, whether the data of program to gained are preserved and are analyzed, and qualified according to testing standard judged result.Therefore, technical scheme of the present invention has possessed certain versatility, cost savings testing cost, effectively improves testing efficiency.
4th execution mode.
As shown in Figure 2, radio frequency case comprises the K switch 5 be connected with measured terminal, the K switch 4 be connected with K switch 5 one end, the conjunction road power splitter that is connected with K switch 5 other end; One end of K switch 4 is connected with K switch 3, and the other end of K switch 4 is connected with conjunction road power splitter; One end of K switch 3 is connected with the first circulator, and the other end of K switch 3 is connected with the second circulator; One end of first circulator is connected with K switch 6, and the other end of the first circulator is connected with K switch 2; One end of second circulator is connected with the other end of K switch 6, and the other end of the second circulator is connected with K switch 2; K switch 6 is connected with power splitter; One tunnel of power splitter connects base station simulator, and another road of power splitter is connected with K switch 8, and K switch 8 is connected with load; One end of K switch 8 is connected with one end of K switch 7; K switch 7 is connected with spectrum analyzer, and the other end of K switch 7 is connected with K switch 10; One end connecting valve K9 of K switch 10, switch 10 is connected with K switch 11; K switch 9 is connected with analog signal generator, and the other end of K switch 9 is connected with the first mixer; One tunnel of the first mixer is connected with vector signal generator; K switch 11 is connected with K switch 12 by filter; K switch 11 is connected with switch 12; K switch 12 is connected with conjunction road power splitter; First mixer is connected with K switch 1, K switch 1 is connected with the second mixer, K switch 1 is connected with load, the second mixer is connected with K switch 2.In addition, in order to one side protective meter and device, make the signal of input in the born power bracket of instrument or device; Meet the needs of test on the other hand, ensure that the power of incoming terminal radio frequency mouth is the value of standard-required, then between K switch 5 and conjunction road power splitter, be provided with attenuator; Attenuator is provided with between K switch 4 and conjunction road power splitter; Attenuator is provided with between conjunction road power splitter and K switch 12; Attenuator is provided with between power splitter and base station simulator; Attenuator is provided with between power splitter and K switch 8.
2 circulators of the present invention and filter bank design guarantee that system can survey multiple frequency ranges of WCDMA terminal automatically, automatically can complete, do not need manually to change radio-frequency devices when namely measuring multiple WCDMA frequency range or carry out the switching between frequency range.
Band stop filter can make corresponding frequency band signal be greatly attenuated, and makes test result more reasonable, otherwise likely unwanted signal is passed to measuring instrument, disturbed test result.
High pass filter can make corresponding high frequency band signal pass through, and the signal below cut-off frequency is greatly attenuated, and ensures that test result is rationally effective.
Low pass filter can make the signal of below cut-off frequency pass through, and signal more than cut-off frequency is greatly attenuated, and is also to ensure test result more rationally effectively.
Power splitter can be divided into 2 tunnels the signal power of input, and be connected to other instrument or radio-frequency devices, what test link was required according to testing standard carries out various connection.
Mixer can be merged into 1 tunnel the signal of 2 tunnel inputs and export, and such as according to the needs of standard testing, available signal power and interference signal is coupled on required link.
Close two kinds of functions that road power splitter has signal merit division and combination road concurrently.
Attenuator effect: one is in order to protective meter and device, makes the signal of input in the born power bracket of instrument or device; Two is the needs meeting test, ensures that the power of incoming terminal radio frequency mouth is the value of standard-required.
The effect of matched load is that signal power is absorbed, and reaches desirable assimilation effect as far as possible.
In the present invention, CE standard testing specification refers to ETSI EN 301 908-2V4.2.1 (2010-3) (or more highest version), ETSI TS 134.121 V8.8.0 (2009-11) (or more highest version), as shown in table (1).FCC standard testing specification refers to ANSI/TIA-603-C-2004 (or more highest version), Per 47 CFR PART 2, PART 22, PART24, as shown in table (2).CTA standard testing specification is YD/T 1548.1-2009 (or more highest version) and YD/T2218.1-2011 (or more highest version), as shown in table (3).
The requirement of table (1) WCDMA terminal CE test specification
The requirement of table (2) WCDMA terminal FCC test specification
The requirement of table (3) WCDMA terminal CTA test specification
Claims (10)
1. a mobile terminal radio frequency consistency Auto-Test System, is characterized in that comprising:
Industrial computer, for controlling base station simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit, to complete automatic test;
Base station simulator, sets up the connection of required mode by radio frequency case and measured terminal; Network parameter is set and controls measured terminal transmitting and receiving signal;
Vector signal source, for launching adjustable signal, coordinates with analog signal generator, is coupled to measured terminal receiver as interference signal, for the performance test of measured terminal receiver intermodulation; The fading environment of energy needed for mock standard, as fading channel simulator;
Analog signal generator, for launching continuous wave, is coupled to measured terminal receiver as interference signal, tests for measured terminal receiver performance; Launch the continuous wave signal of required frequency, coordinate the calibration of spectrum analyzer completion system link line loss;
Spectrum analyzer, for measuring measured terminal scattering transmission power and the calibration of system link line loss;
Switch control unit, for the on off operating mode of each bar test link of control system;
Radio frequency case, carries out organic connection according to standard-required to base station simulator, vector signal source, analog signal generator, spectrum analyzer, coordinates radio frequency switch control unit to realize the automatic test of system;
Measured terminal.
2. mobile terminal radio frequency consistency Auto-Test System according to claim 1, is characterized in that: described radio frequency case comprises the K switch 5 be connected with measured terminal, the K switch 4 be connected with K switch 5 one end, the conjunction road power splitter that is connected with K switch 5 other end; One end of K switch 4 is connected with K switch 3, and the other end of K switch 4 is connected with conjunction road power splitter; One end of K switch 3 is connected with the first circulator, and the other end of K switch 3 is connected with the second circulator; One end of first circulator is connected with K switch 6, and the other end of the first circulator is connected with K switch 2; One end of second circulator is connected with the other end of K switch 6, and the other end of the second circulator is connected with K switch 2; K switch 6 is connected with power splitter; One tunnel of power splitter connects base station simulator, and another road of power splitter is connected with K switch 8; One end of K switch 8 is connected with one end of K switch 7; K switch 7 is connected with spectrum analyzer, and the other end of K switch 7 is connected with K switch 10; One end connecting valve K9 of K switch 10, switch 10 is connected with K switch 11; K switch 9 is connected with analog signal generator, and the other end of K switch 9 is connected with the first mixer; One tunnel of the first mixer is connected with vector signal generator; K switch 11 is connected with K switch 12 by filter; K switch 11 is connected with switch 12; K switch 12 is connected with conjunction road power splitter; First mixer is connected with K switch 1, K switch 1 is connected with the second mixer, the second mixer is connected with K switch 2.
3. mobile terminal radio frequency consistency Auto-Test System according to claim 2, is characterized in that: in K switch 1, be connected with load, K switch 8 is connected with load.
4. mobile terminal radio frequency consistency Auto-Test System according to claim 3, is characterized in that: between K switch 5 and conjunction road power splitter, be provided with attenuator; Attenuator is provided with between K switch 4 and conjunction road power splitter; Attenuator is provided with between conjunction road power splitter and K switch 12; Attenuator is provided with between power splitter and base station simulator; Attenuator is provided with between power splitter and K switch 8.
5. the mobile terminal radio frequency consistency Auto-Test System according to any one of claim 2 to 4, it is characterized in that: described filter comprises the low pass filter of the band stop filter of more than two, the high pass filter of more than two and more than two, all filters are connected in parallel, and the two ends of all filters are provided with change over switch.
6. a mobile terminal radio frequency consistency automatic test approach, is characterized in that comprising the steps:
(1) import the implementation of automatic cycle tests and start test;
(2) whether base stations detected simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit be controlled; If so, then the parameter of initialization base station simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit; If not, then add corresponding instrument;
(3) instruction of opening measured terminal is sent;
(4) wait for that measured terminal is connected with base station simulator by radio frequency case;
(5) measured terminal is established call connection by channel and base station simulator;
(6) read automatic cycle tests and enter test item;
(7) test is detected whether complete and whether have test result, if there is test result, then enter step (8), as there is no test result, then control base station simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit and wait in limited time and turn back to step (6);
(8) read test result;
(9) judge whether test result meets standard-required; As met, then judging to pass through, as do not met, then judging failure;
(10) judge whether the cycle tests read completes, and in this way, then enters step (11); If not, then turn back to step (6);
(11) test terminates.
7. mobile terminal radio frequency consistency automatic test approach according to claim 6, is characterized in that: described call connection is that voice connect or data cube computation.
8. a mobile terminal radio frequency consistency automatic testing equipment, is characterized in that, comprising:
The gatherer starting to test is carried out for importing automatic cycle tests;
For the checkout gear whether base stations detected simulator, vector signal source, analog signal generator, spectrum analyzer and switch control unit be controlled;
For sending the instruction sending device opening measured terminal instruction;
For waiting for the wait device that measured terminal passes through radio frequency case and whether is connected with base station simulator;
For detecting the calling detection device whether measured terminal is established call connection by channel and base station simulator;
The reading device of test item is entered for reading automatic cycle tests;
Whether complete and whether have the test result checkout gear of test result for detecting test;
For the assay result reader of read test result;
For judging whether test result meets standard-required test result judgment means;
For judging the judgment means whether read cycle tests has completed.
9. mobile terminal radio frequency consistency automatic testing equipment according to claim 8, is characterized in that: described gatherer, checkout gear, instruction sending device, wait device, calling detection device, reading device, test result checkout gear, assay result reader, test result judgment means, judgment means are arranged in industrial computer.
10. mobile terminal radio frequency consistency automatic testing equipment according to claim 9, is characterized in that: also comprise,
Base station simulator, sets up the connection of required mode by radio frequency case and measured terminal; Network parameter is set and controls measured terminal transmitting and receiving signal;
Vector signal source, for launching adjustable signal, coordinates with analog signal generator, is coupled to measured terminal receiver as interference signal, for the performance test of measured terminal receiver intermodulation; The fading environment of energy needed for mock standard, as fading channel simulator;
Analog signal generator, for launching continuous wave, is coupled to measured terminal receiver as interference signal, tests for measured terminal receiver performance; Launch the continuous wave signal of required frequency, coordinate the calibration of spectrum analyzer completion system link line loss;
Spectrum analyzer, for measuring measured terminal scattering transmission power and the calibration of system link line loss;
Switch control unit, for the on off operating mode of each bar test link of control system.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101437261A (en) * | 2008-12-26 | 2009-05-20 | 北京五龙电信技术公司 | Radio frequency test system for mobile communication terminal |
| CN101478354A (en) * | 2009-01-20 | 2009-07-08 | ***通信计量中心 | Radio frequency automatic test system for wireless communication base station |
| CN102739327A (en) * | 2011-04-15 | 2012-10-17 | 深圳电信研究院 | Method and device for automatically testing radio frequency index for CE/FCC authentication used in mobile communication terminal |
| KR101381943B1 (en) * | 2013-11-08 | 2014-04-07 | (주)디지털이엠씨 | Test system for mobile telecommunication terminal |
-
2014
- 2014-09-05 CN CN201410461875.1A patent/CN104618034B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101437261A (en) * | 2008-12-26 | 2009-05-20 | 北京五龙电信技术公司 | Radio frequency test system for mobile communication terminal |
| CN101478354A (en) * | 2009-01-20 | 2009-07-08 | ***通信计量中心 | Radio frequency automatic test system for wireless communication base station |
| CN102739327A (en) * | 2011-04-15 | 2012-10-17 | 深圳电信研究院 | Method and device for automatically testing radio frequency index for CE/FCC authentication used in mobile communication terminal |
| KR101381943B1 (en) * | 2013-11-08 | 2014-04-07 | (주)디지털이엠씨 | Test system for mobile telecommunication terminal |
Cited By (26)
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| CN105323023A (en) * | 2015-10-19 | 2016-02-10 | 青岛海信移动通信技术股份有限公司 | Optimizing calibration method for mobile terminal |
| CN105703849B (en) * | 2016-01-25 | 2018-04-24 | 北京星河亮点技术股份有限公司 | A kind of radio frequency a-b box and terminal radio frequency consistency test system |
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