CN102739327A - Method and device for automatically testing radio frequency index for CE/FCC authentication used in mobile communication terminal - Google Patents
Method and device for automatically testing radio frequency index for CE/FCC authentication used in mobile communication terminal Download PDFInfo
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Abstract
The invention relates to an automatic radio frequency testing device for CE/FCC (Conformite Europeenne/Federal Communications Commission) authentication used in a mobile communication terminal. The device comprises a computer, a base station simulator, a vector signal generator, an analog signal generator, a spectrum analyzer, and a radio frequency switching unit. The computer is connected with the base station simulator, the vector signal generator, the analog signal generator and the spectrum analyzer by means of a general purpose interface bus (GPIB), and is connected with the radio frequency switching unit using a local area network (LAN). The computer gives orders to control the base station simulator, the vector signal generator and/or the analog signal generator to give specified signals and send the signals to the radio frequency switching unit. The signals are sent to a to-be-tested mobile communication terminal after being processed. The radio frequency switching unit also receives a feedback signal from the to-be-tested mobile communication terminal, and then sends the feedback signal to the base station simulator and/or the spectrum analyzer, respectively, and after being processed, the feedback signal is sent to the computer. Beneficial effects of the method and the device are that: the automatic radio frequency testing for the CE/FCC authentication is realized, not only test cost is saved, but also test efficiency is improved, and the device is highly practical.
Description
Technical fieldThe present invention relates to mobile communication terminal, relate in particular to and be used for the RF index automatic test method and apparatus that mobile communication terminal is done the CE/FCC authentication.
Background technologyThe mobile communication terminal of prior art before permitting some country, can be asked to through " CE " and " FCC " authentication.Said CE is Conformit é Europ é enne, is the unified mark of safety certification in Europe, is regarded as the passport that manufacturer opened and got into the European market." CE " sign belongs to the compulsory certificate sign in European Union market; No matter be the product of the inner enterprise production of European Union; Or the product that other countries produce; Want free flow on European Union market, just must stick on " CE " authentication marks, meet the basic demand of European Union's " technology is coordinated and the standardization new method " instruction to show product.This is a kind of Compulsory Feature that European Union's law proposes product.And the abbreviation of FCC (Federal Communication Commission) FCC.FCC coordinates internal and international communicating by letter through control radio broadcasting, TV, telecommunications, satellite with cable.Many radio application products, communication product and digital product will get into American market, all require the approval through FCC.
And prior art is to supporting GSM (Global System for Mobile Communication; Global system for mobile communications), GPRS (General Packet Radio Service; The general packet radio service technology) or/and EGPRS (Enhanced General Packet Radio Service; Strengthen the general packet radio service technology; When the mobile communication terminal that is also referred to as EDGE (Enhanced Data Rata for GSM Evolution, i.e. enhanced data rates for gsm evolution technology) carries out the radio frequency testing of CE authentication and FCC authentication, prior art be used for GSM/GPRS/EGPR mobile communication terminal RF consistency testing system or instrument; Contained whole RF index test cases, price is very expensive.In fact; In the CE authentication, the test case requirement of this type of mobile communication terminal RF index is had only tens, and the RF index authentication of FCC also have only several; Obviously use prior art test macro or instrument to carry out CE and FCC authentication test, both uneconomical also not convenient.
Summary of the inventionThe technical problem that the present invention will solve is to avoid the weak point of above-mentioned prior art and proposes a kind of mobile communication terminal to be carried out CE or/and the RF index automatic test method and apparatus of FCC authentication; It is expensive to have solved in CE and FCC authentication radio frequency testing common apparatus, and problem such as not convenient.
The present invention solves the problems of the technologies described above the technical scheme that proposes to be; A kind ofly be used for the RF index automatic test method that mobile communication terminal is done the CE/FCC authentication; Based on the RF index testing apparatus that is used for the CE/FCC authentication that comprises computer, base station simulator, vector signal generator, analog signal generator, spectrum analyzer and radio frequency switch unit, implement following steps:
A. said computer is from predefined each test event; Selected one of which test, and order base station simulator, vector signal generator, analog signal generator and the spectrum analyzer relevant with this test event is at one one or several initialization and parameter setting in the instrument;
B. mobile communication terminal to be tested is connected in the said radio frequency switch unit with conduction pattern;
C. said computer prompted mobile communication terminal when startup to be tested, and check that whether this mobile communication terminal establishes a communications link with said base station simulator, as do not connect, promptly point out the user, return a step; Otherwise carry out the step down;
D. said computer makes in all instrument of base station simulator, vector signal generator and analog signal generator one one or several to send a signal to said radio frequency switch unit according to test event, is treated to test signal through this radio frequency switch unit and delivers to mobile communication terminal to be tested;
E. the signal that said radio frequency switch unit returns mobile communication terminal to be tested delivers to said spectrum analyzer or/and in the base station simulator, this said spectrum analyzer and base station simulator obtain test result with analysis again and deliver to said computer;
F. whether lattice close the test result that said computer-made decision step e is sent here, and show and storage;
Whether the said test event of G. said computer-made decision accomplishes the presumptive test content; As not, return execution in step D, on the contrary execution in step H;
Whether H. said computer-made decision all accomplishes each test event of measuring in advance; As not, return execution in step A; Otherwise finish test, show test results.
Said mobile communication terminal comprises GSM, GPRS and EGPRS.
" mobile communication terminal to be tested being connected to said radio frequency switch unit with conduction pattern " among the said step B is to be connected with the radio frequency switch unit with the radio-frequency head of radio frequency line with said mobile communication terminal.
Said test event comprises CE authentication and the desired RF index test case of FCC authentication.
The present invention solves the problems of the technologies described above the technical scheme that also proposes to be; A kind of automated radio frequency testing apparatus that mobile communication terminal is carried out the CE/FCC authentication comprises computer, base station simulator, vector signal generator, analog signal generator, spectrum analyzer and radio frequency switch unit.Said computer by general-purpose interface bus GPIB (General Purpose Interface Bus) respectively with said base station simulator, vector signal generator, analog signal generator and spectrum analyzer, and adopt local area network (LAN) LAN to be connected with said radio frequency switch unit.
Said vector signal generator and base station simulator are that the I/Q connecting line interconnects with inphase/orthogonal; The signal that this base station simulator sends is delivered to the vector signal generator through the I/Q connecting line; After the vector generator decline is handled, return to base station simulator through the I/Q connecting line; Said vector signal generator and analog signal generator signal output part are electrically connected to said radio frequency switch unit respectively, and this radio frequency switch unit also is electrically connected with the input of said spectrum analyzer; Said radio frequency switch unit is provided with radio frequency line and is used to connect tested mobile communication terminal.
Computer sends the said base station simulator of commands for controlling, vector signal generator and/or analog signal generator through bus GPIB and sends specification signal and deliver to the radio frequency switch unit, delivers to mobile communication terminal to be measured after treatment; Said radio frequency switch unit also receives the signal of mobile communication terminal feedback to be measured, and signal is delivered to respectively in base station simulator and/or the spectrum analyzer again, delivers to said computer after treatment again.
Said computer is controlled said radio frequency switch unit through LAN and is accomplished assigned operation.
Said radio frequency switch unit comprises switching controls module, filtration module, power splitter, mixer, attenuator and matched load module; Said switching controls module is connected with computer-electrical; Said filtration module, matched load module and power splitter are electrically connected with this switching controls module respectively; Power splitter is connected with said mobile communication terminal to be measured through radio frequency line;
The signal that the vector signal of said vector signal generator output delivers to mixer after the attenuator decay, deliver to this mixer with base station simulator is combined into one road signal and delivers in the power splitter; The feedback signal of said mobile communication terminal to be measured is divided into two the tunnel: the one tunnel through control switching circuit, after filtration module filtering, delivers to spectrum analyzer through power splitter; Another road is delivered in the base station simulator through mixer;
Said spectrum analyzer and analog signal generator are electrically connected on respectively on the said switching controls module; The Instruction Selection that said switching controls module is sent according to computer is delivered to after the filtration module filtering signal of output assigned frequency with the signal of analog signal generator and is delivered to power splitter; Or spectrum analyzer inserted filtration module, the feedback signal of the mobile communication terminal to be measured after Filtering Processing is delivered to the spectrum analyzer analysis.
Base station simulator is supported GSM, GPRS and three kinds of standards of EGPRS, can establish a communications link with the mobile communication terminal of this standard, and general-purpose interface bus GPIB is arranged.
The output frequency of said vector signal generator is 100kHz to 3GHz, and output signal power requirement+10dBm can launch GSM, GPRS or EGPRS modulation signal to-100dBm, and band decline function is supported general-purpose interface bus GPIB.
The reference frequency output of said analog signal generator is 100kHz to 20GHz, and output signal power is+and 10dBm is to-120dBm, supports general-purpose interface bus GPIB.
The measuring frequency scope of said spectrum analyzer is 100kHz to 20GHz, and GSM, GPRS and EGPRS modulation signal analytical performance are arranged, and supports general-purpose interface bus GPIB.
Said switching controls module is according to computer instruction; The control filtration module is with the back output of one of input signal filtering designated band, and this designated band comprises 880MHz～915MHz, 925MHz～960MHz, 1710MHz～1785MHz, 1805MHz～1880MHz, is lower than 1.5GH or is lower than 3GHz.
Compare with prior art, the invention has the beneficial effects as follows: adopt method and apparatus of the present invention, realize the automated radio frequency test of CE/FCC authentication, can practice thrift testing cost, improved testing efficiency again, have practicality.
Description of drawingsFig. 1 is that the present invention is used for the structural representation block diagram of preferred embodiment testing apparatus that mobile communication terminal is done the RF index automatic test method and apparatus of CE/FCC authentication;
Fig. 2 is the workflow sketch map of said preferred embodiment;
Fig. 3 is that the software of said preferred embodiment constitutes sketch map;
Fig. 4 is the logic schematic block diagram of radio frequency switch unit 6 of the testing apparatus of said preferred embodiment;
Fig. 5 is the structural representation of radio frequency cut unit 6 in the said preferred embodiment, and filtration module described in the figure 62 comprises six filters.
EmbodimentBelow, further set forth the present invention in conjunction with the preferred embodiment shown in the accompanying drawing.
Referring to Fig. 1 to 2; Preferred enforcement of the present invention is a kind of RF index automatic test method that mobile communication terminal is done the CE/FCC authentication that is used for; Be applied to comprise the RF index test test that is used for the CE/FCC authentication of computer 1, base station simulator 2, vector signal generator 3, analog signal generator 4, spectrum analyzer 5 and radio frequency switch unit 6, comprise the enforcement following steps:
A. said computer 1 is from predefined each test event; Selected one of which, and order base station simulator 2, vector signal generator 3, analog signal generator 4 and the spectrum analyzer 5 relevant with this test event is at one one or several initialization and parameter setting in the instrument.
B. mobile communication terminal to be tested 8 is connected in the said radio frequency switch unit 6 with conduction pattern.
C. mobile communication terminal 8 starts that said computer 1 prompting is to be tested, and check that whether this mobile communication terminal 8 establishes a communications link with said base station simulator 2, as do not connect, promptly point out the user, return a step; Otherwise carry out the step down.
D. said computer 1 makes in base station simulator 2, vector signal generator 3 and the analog signal generator 4 all instrument one one or several to send a signal to said radio frequency switch unit 6 according to test event, is treated to test signal through this radio frequency switch unit 6 and delivers to mobile communication terminal to be tested 8.
E. the signal that said radio frequency switch unit 6 returns mobile communication terminal to be tested 8 delivers to said spectrum analyzer 5 or/and in the base station simulator 2, said spectrum analyzer 5 is delivered to said computer 1 with the test result that base station simulator 2 obtains analysis again.
Whether the test result that F. said computer 1 determination step E sends here is qualified, and shows and storage.
G. said computer 1 judges whether a said test event accomplishes the presumptive test content; As not, return execution in step D, on the contrary execution in step H.
H. said computer 1 is judged each test event whether all completion is measured in advance; As not, return execution in step A; Otherwise finish test, output test result.
" mobile communication terminal to be tested 8 being connected to said radio frequency with conduction pattern switching single 6 " among the said step B is to be connected with radio frequency switch unit 6 with the radio-frequency head of radio frequency line with said mobile communication terminal 8.Said mobile communication terminal 8 comprises GSM, GPRS and EGPRS.Said test event comprises CE authentication and the desired RF index test case of FCC authentication.
Adopt embodiment can carry out the survey example shown in table one and the table two.This method adopts and accomplishes through software; Software configuration is as shown in Figure 3; Comprise mechanical floor, logical device layer, application layer and control centre (being computer 2); Wherein: driver (CMU200.DLL, SMU200A.DLL, FSX.DLL or the like), base station simulator 2, vector signal generator 3, analog signal generator 4, spectrum analyzer 5 that mechanical floor comprises the equipment that uses connect through the GPIB line; The logical device layer: RF switch switches, and sets up corresponding radio frequency link according to test case.Application layer is according to the method for testing of CE authentication and FCC authentication test norm-setting and test path calibration.
With reference to figure 2; The preferred embodiments of the present invention still are: a kind of being used for carried out CE or/and the automated radio frequency of FCC authentication is tested to mobile communication terminal, and this device comprises computer 1, base station simulator 2, vector signal generator 3, analog signal generator 4, spectrum analyzer 5 and radio frequency switch unit 6.
Said computer 1 adopt conventional data bus GPIB respectively with said base station simulator 2, vector signal generator 3, analog signal generator 4 and spectrum analyzer 5, and adopt local area network (LAN) LAN to be connected with said radio frequency switch unit 6.
Said vector signal generator 3 interconnects with inphase quadrature line I/Q connecting line with base station simulator 2; The signal that this base station simulator 2 sends is delivered to vector signal generator 3 through the I/Q connecting line; After 3 declines of vector signal generator are handled, return to base station simulator 2 through the I/Q connecting line; Said vector signal generator 3 is electrically connected to said radio frequency switch unit 6 respectively with analog signal generator 4 signal output parts, and this radio frequency switch unit 6 also is electrically connected with the input of said spectrum analyzer 5; Said radio frequency switch unit 6 is provided with radio frequency line and is used to connect tested mobile communication terminal 8.
Said computer 1 is controlled said radio frequency switch unit 6 through LAN and is accomplished assigned operation.
Said radio frequency switch unit 6 comprises switching controls module 61, filtration module 62, power splitter 65, mixer 64, attenuator 63 and matched load module 66; Said switching controls module 61 is electrically connected with computer 1; Said filtration module 62, matched load module 66 and power splitter 65 are electrically connected with this switching controls module 61 respectively; Power splitter 65 is connected with said mobile communication terminal 8 to be measured through radio frequency line.
The signal that the vector signal of said vector signal generator 3 outputs delivers to mixer 64 after attenuator 63 decay, deliver to this mixer 64 with base station simulator 2 is combined into one road signal and delivers in the power splitter 65; The feedback signal of said mobile communication terminal to be measured 8 is divided into two the tunnel: the one tunnel through control switching circuit 61, after filtration module 62 filtering, delivers to spectrum analyzer 5 through power splitter 65; Another road is delivered in the base station simulator 2 through mixer 64.
Said spectrum analyzer 5 is electrically connected on respectively on the said switching controls module 61 with analog signal generator 4; The Instruction Selection that said switching controls module 61 is sent according to computer 2 is delivered to after filtration module 62 filtering signal of output assigned frequency with the signal of analog signal generator 4 and is delivered to power splitter; Or with spectrum analyzer 5 access filtration modules 62, the feedback signal of the to be measured mobile communication terminal 8 of order after Filtering Processing is delivered to spectrum analyzer 5 and is analyzed.
The output frequency of said vector signal generator 3 is 100kHz to 3GHz, and output signal power requirement+10dBm can launch GSM, GPRS or EGPRS modulation signal to-100dBm, and band decline function is supported general-purpose interface bus GPIB.
The reference frequency output of said analog signal generator 4 is 100kHz to 20GHz, and output signal power is+and 10dBm is to-120dBm, supports general-purpose interface bus GPIB.
The measuring frequency scope of said spectrum analyzer 5 is 100kHz to 20GHz, and GSM, GPRS and EGPRS modulation signal analytical performance are arranged, and supports general-purpose interface bus GPIB.
Said switching controls module 61 is according to computer 2 instructions; Control filtration module 62 with input signal filtering after; One of them signal of filtering designated band, promptly filtering 880MHz～915MHz, 925MHz～960MHz, 1710MHz～1785MHz, 1805MHz～1880MHz, be lower than 1.5GHz and be lower than one of them of each wave band of 3GHz.
In the said preferred embodiment, base station simulator 2 adopts the CMU200 of Rohde & Schwarz Representative Office; Vector signal generator 3 is the SMU200A that adopt Rohde & Schwarz Representative Office.Analog signal generator 4 adopts Agilent N5183A.Spectrum analyzer 5 adopts the FSU of Rohde & Schwarz Representative Office.
With reference to figure 5, the filtration module 62 of the radio frequency switch unit 6 of this preferred embodiment is that six filters constitute, and they are: GSM TX Nortch 880-915, band stop filter, frequency range is 880MHz-915MHz, bear power 2W or more than.Filter the signal of frequency in the 880MHz-915MHz scope, make test not receive the interference of signal in this scope; GSM RX Nortch 925-960, band stop filter, frequency range is 925MHz-960MHz, bear power 2W or more than.Filter the signal of frequency in the 925MHz-960MHz scope, make test not receive the interference of signal in this scope.DCS TX Nortch 1710-1785: band stop filter, frequency range is 1710MHz-1785MHz, bear power 2W or more than.Filter the signal of frequency in the 1710MHz-1785MHz scope, make test not receive the interference of signal in this scope; DCS RX Nortch 1805-1880: band stop filter, frequency range is 1805MHz-1880MHz, bear power 2W or more than.Filter the signal of frequency in the 1805MHz-1880MHz scope, make test not receive the interference of signal in this scope; HPF 1.5G: high pass filter, frequency range is 1.5GHz-12.75GHz, bear power 2W or more than.Filter the signal of frequency in being lower than the 1.5GHz scope, make test not receive the interference of signal in this scope; HPF 3.0G: high pass filter, frequency range is 3GHz-12.75GHz, bear power 2W or more than.Filter the signal of frequency in being lower than the 3.0GHz scope, make test not receive the interference of signal in this scope;
The frequency range of power splitter 65 is DC-18GHz, bear power 2W or more than.The effect of power splitter 65 is that the signal that portable terminal sends is divided into two paths of signals.One road signal is received by base station simulator 2, keeps communication to connect, and another road signal is received by spectrum analyzer 5, and signal is analyzed.
The frequency range of mixer 66 is 800MHz-2000MHz, bear power 2W or more than.The effect of mixer is that the signal that signal that base station simulator 2 is sent and vector signal generator 4 send is combined into one road signal.
The frequency range of attenuator 63 is DC-18GHz, and pad value is 10dB, bear power 2W or more than.The effect of attenuator 63 is decay portable terminal signals to vector signal generator 4, the protection instrument.
With reference to figure 5, said switch controller 61 comprises 6 controllers, wherein schemes middle controller 1 to 4 and be to select two and the controller of control able to programme, and it has two states.With controller 1 is example, and the state 1 of controller 1 is " being connected to frequency spectrograph ", and state 2 is " being connected to analog signal generator ", through input instruction (perhaps other programming modes), can realize that controller switches between state 1 and state 2.
Fig. 5 middle controller 5 selects six controller with controller 6,, and controller has six kinds of states, the control also able to programme of this controller.With controller 5 is example; The state 1 of controller 5 is " being connected to GSM TX Nortch 880-915 "; State 2 is " being connected to GSM RX Nortch 925-960 ", and state 3 is " being connected to DCS TX Nortch 1710-1785 ", and state 4 is " being connected to DCS RX Nortch 1805-1880 "; State 5 is " being connected to HPF 1.5G "; State 6 is " being connected to HPF 3.0G ", through input instruction (perhaps other programming mode), can realize that controller switches at state 1, state 2, state 3, state 4, state 5,6 of states.
Said matched load 66 is 50 Europe, bear power 2W or more than, the effect of this matched load is an eliminate signal reflection.For example, when dependence test is routine in being with (band build-in test example need not used spectrum analyzer and analog signal generator), just need get to controller 4 end of matched load, prevent signal reflex influence test.
Among the said embodiment, said device is according to user's the selected test such as the content measurement of the arbitrary combining form of all test cases in the following table one, two.
The radio frequency testing example of table one ETSI EN 301 511 V9.0.2 (perhaps more highest version), ETSI TS 151.010-1 V9.2.0 (perhaps more highest version):
| Sequence number | Test case | ETSI EN 301 511 | ETSI TS 151.010-1 |
| 1 | Transmitter-frequency error and phase error (Transmitter-Frequency error and phase error) | 4.2.1 | 13.1 |
| 2 | Frequency error under transmitter-multipath and the interference environment (Transmitter-Frequency error under multipath and interference conditions) | 4.2.2 | 13.2 |
| 3 | The frequency error and the phase error (Frequency error and phase error in GPRS multislot configuration) of the configuration of GPRS multi-slot | 4.2.4 | 13.16.1 |
| 4 | Output power of transmitter and burst be (Transmitter output power and burst timing) regularly | 4.2.5 | 13.3 |
| 5 | Transmitter-output RF spectrum (Transmitter-Output RF spectrum) | 4.2.6 | 13.4 |
| 6 | GPRS multi-slot configure transmitter power output (Transmitter output power in GPRS multislot configuration) | 4.2.10 | 13.16.2 |
| 7 | GPRS multi-slot configuration output RF spectrum (Output RF spectrum in GPRS multislot configuration) | 4.2.11 | 13.16.3 |
| 8 | Conduction stray emission-portable terminal is allocated channel pattern (Conducted spurious emissions-MS allocated a channel) | 4.2.12 | 12.1.1 |
| 9 | Conduction stray emission-portable terminal idle pulley (Conducted spurious emissions-MS in idle mode) | 4.2.13 | 12.1.2 |
| 10 | Receiver blocks and spurious response-voice channel (Receiver Blocking and spurious response-speech channels) | 4.2.20 | 14.7.1 |
| 11 | The frequency error and the modulation accuracy (Frequency error and Modulation accuracy in EGPRS Configuration) of EGPRS configuration | 4.2.22 | 13.17.1 |
| 12 | EGPRS is configured in the frequency error (Frequency error under multipath and interference conditions in EGPRS Configuration) under multipath and the disturbed condition | 4.2.23 | 13.17.2 |
| 13 | EGPRS output power of transmitter (EGPRS Transmitter output power) | 4.2.24 | 13.17.3 |
| 14 | EGPRS configuration output radio spectrum (Output RF spectrum in EGPRS configuration) | 4.2.25 | 13.17.4 |
| 15 | The EGPRS configuration is blocked and spurious response (Blocking and spurious response in EGPRS Configuration) | 4.2.26 | 14.18.5 |
Table two FCC the 24th part personal communication service (on October 1st, 97 version, or more highest version), the service of FCC the 22nd part common communication (on October 1st, 97 version, or more highest version), FCC part 2 Frequency Distribution and radio treaty; ((Oct 1 for FCC Part 24 PERSONAL COMMUNICATIONS SERVICES for general regulations and rule (on May 3rd, 2006 or more highest version); 97 Edition or highest version more), FCC Part 22 PUBILC MOBILE SERVICES (Oct 1,02 Edition or more highest version), FCC Part 2 FREQUENCY ALLOCATIONS AND RADIO TREATY MATTERS; GENERAL RULES AND REGULATIONS (March 3,2006 or more highest version)
| Sequence number | | Standard | |
| 1 | Occupied bandwidth (Occupied Bandwidth) | 2.1049,22.917(b),24.238(b) | |
| 2 | Frequency stability under the condition of different temperatures (Frequency Stability over Temperature Variation) | 2.1055,22.355,24.235 | |
| 3 | Frequency stability (Frequency Stability over Voltage Variation) under the different voltage conditions | 2.1055,22.355,24.235 | |
| 4 | Conduction radio-frequency power output (Conducted RF Power Output) | 2.1046,22.913(a),24.232(c) | |
| 5 | Conduction stray emission (Conducted spurious emissions) | 2.1051,22.917,24.238 | |
| 6 | Band edge is along (Band Edge) | 2.1051, 24.238, 2.1053, 22.917 |
Claims (11)
1. one kind is used for the RF index automatic test method that mobile communication terminal is done the CE/FCC authentication; The RF index testing apparatus that is used for the CE/FCC authentication based on comprising computer (1), base station simulator (2), vector signal generator (3), analog signal generator (4), spectrum analyzer (5) and radio frequency switch unit (6) is characterized in that comprising the steps:
Said computer (1) is from predefined each test event; Selected one of which, and order base station simulator (2), vector signal generator (3), analog signal generator (4) and the spectrum analyzer (5) relevant with this test event is at one one or several initialization and parameter setting in the instrument;
Mobile communication terminal to be tested (8) is connected in the said radio frequency switch unit (6) with conduction pattern;
Mobile communication terminal (8) start that said computer (1) prompting is to be tested, and check that whether this mobile communication terminal (8) establishes a communications link with base station simulator (2), as do not connect, promptly point out the user, return a step; Otherwise carry out the step down;
Said computer (1) makes in all instrument of base station simulator (2), vector signal generator (3) and analog signal generator (4) one one or several to send a signal to said radio frequency switch unit (6) according to test event, is treated to test signal through this radio frequency switch unit (6) and delivers to mobile communication terminal to be tested (8);
The signal that said radio frequency switch unit (6) returns mobile communication terminal to be tested (8) delivers to said spectrum analyzer (5) or/and in the base station simulator (2), the test result that said spectrum analyzer (5) and base station simulator (2) obtain analysis is again delivered to said computer (1);
Whether the test result that said computer (1) determination step E sends here is qualified, and shows and storage;
Said computer (1) judges whether a said test event accomplishes the presumptive test content; As not, return execution in step D, on the contrary execution in step H;
Said computer (1) is judged each test event whether all completion is measured in advance; As denying execution in step A; Otherwise finish test, show test results.
2. be used for the RF index automatic test method that mobile communication terminal is done the CE/FCC authentication according to claim 1 is described, it is characterized in that:
Said mobile communication terminal (8) comprises GSM, GPRS and EGPRS.
3. be used for the RF index automatic test method that mobile communication terminal is done the CE/FCC authentication according to claim 1 is described, it is characterized in that:
" mobile communication terminal to be tested (8) being connected to said radio frequency switch unit (6) with conduction pattern " among the said step B is to be connected with radio frequency switch unit (6) with the radio-frequency head of radio frequency line with said mobile communication terminal (8).
4. be used for the RF index automatic test method that mobile communication terminal is done the CE/FCC authentication according to claim 1 is described, it is characterized in that:
Said test event comprises CE authentication and the desired RF index test case of FCC authentication.
5. one kind is used for the RF index automatic test device that mobile communication terminal is done the CE/FCC authentication, it is characterized in that:
Comprise computer (1), base station simulator (2), vector signal generator (3), analog signal generator (4), spectrum analyzer (5) and radio frequency switch unit (6);
Said computer (1) by general-purpose interface bus GPIB respectively with said base station simulator (2), vector signal generator (3), analog signal generator (4) and spectrum analyzer (5), and adopt local area network (LAN) LAN to be connected with said radio frequency switch unit (6);
Said vector signal generator (3) is that the I/Q connecting line interconnects with base station simulator (2) with inphase/orthogonal; The signal that this base station simulator (2) sends is delivered to vector signal generator (3) through the I/Q connecting line; After vector generator (3) decline is handled, return to base station simulator (2) through the I/Q connecting line; Said vector signal generator (3) and analog signal generator (4) signal output part are electrically connected to said radio frequency switch unit (6) respectively, and this radio frequency switch unit (6) also is electrically connected with the input of said spectrum analyzer (5); Said radio frequency switch unit (6) is provided with radio frequency line and is used to connect tested mobile communication terminal (8);
Computer (1) sends the said base station simulator of commands for controlling (2), vector signal generator (3) and/or analog signal generator (4) through bus GPIB and sends specification signal and deliver to radio frequency switch unit (6), delivers to mobile communication terminal to be measured (8) after treatment; Said radio frequency switch unit (6) also receives the signal of mobile communication terminal feedback to be measured, delivers to respectively in base station simulator (2) and/or the spectrum analyzer (5) again, delivers to said computer (1) after treatment again;
Said computer (1) is controlled said radio frequency switch unit (6) through LAN and is accomplished assigned operation.
6. be used for the RF index automatic test device that mobile communication terminal is done the CE/FCC authentication according to claim 5 is described, it is characterized in that:
Said radio frequency switch unit (6) comprises switching controls module (61), filtration module (62), power splitter (65), mixer (64), attenuator (63) and matched load module (66); Said switching controls module (61) is electrically connected with computer (1); Said filtration module (62), matched load module (66) and power splitter (65) are electrically connected with this switching controls module (61) respectively; Power splitter (65) is connected with said mobile communication terminal to be measured (8) through radio frequency line;
The signal that the vector signal of said vector signal generator (3) output delivers to mixer (64) after attenuator (63) decay, deliver to this mixer (64) with base station simulator (2) is combined into one road signal and delivers in the power splitter (65); The feedback signal of said mobile communication terminal to be measured (8) is divided into two the tunnel: the one tunnel through control switching circuit (61), after filtration module (62) filtering, delivers to spectrum analyzer (5) through power splitter (65); Another road is delivered in the base station simulator (2) through mixer (64);
Said spectrum analyzer (5) and analog signal generator (4) are electrically connected on respectively on the said switching controls module (61); The instruction that said switching controls module (61) is sent according to computer (2) is delivered to after filtration module (62) filtering signal of output assigned frequency with the signal of analog signal generator (4) and is delivered to power splitter; Or with spectrum analyzer (5) access filtration module (62), the feedback signal of the to be measured mobile communication terminal (8) of order after Filtering Processing is delivered to spectrum analyzer (5) analysis.
7. be used for the RF index automatic test device that mobile communication terminal is done the CE/FCC authentication according to claim 5 is described, it is characterized in that:
Base station simulator (2) is supported GSM, GPRS and three kinds of standards of EGPRS, can establish a communications link with the mobile communication terminal of this standard, and general-purpose interface bus GPIB is arranged.
8. be used for the RF index automatic test device that mobile communication terminal carries out the CE/FCC authentication according to claim 5 is described, it is characterized in that:
The output frequency of said vector signal generator (3) is 100KHz to 3GHz, and output signal power requirement+10dBm can launch GSM, GPRS or EGPRS modulation signal to-100dBm, and band decline function is supported general-purpose interface bus GPIB.
9. be used for the RF index automatic test device that mobile communication terminal is done the CE/FCC authentication according to claim 5 is described, it is characterized in that:
The reference frequency output of said analog signal generator (4) is 100kHz to 20GHz, and output signal power is+and 10dBm is to-120dBm, supports general-purpose interface bus GPIB.
10. be used for the RF index automatic test device that mobile communication terminal is done the CE/FCC authentication according to claim 5 is described, it is characterized in that:
The measuring frequency scope of said spectrum analyzer (5) is 100KHz to 20GHz, and GSM, GPRS and EGPRS modulation signal analytical performance are arranged, and supports general-purpose interface bus GPIB.
11. be used for the RF index automatic test device that mobile communication terminal is done the CE/FCC authentication according to claim 6 is described, it is characterized in that:
Said switching controls module (61) is according to computer (2) instruction, and control filtration module (62) is with one of the target signal filter designated band of importing back output; This designated band comprises 880MHz～915MHz, 925MHz～960MHz, 1710MHz～1785MHz, 1805MHz～1880MHz, is lower than 1.5GHz or is lower than 3GHz.
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