CN205484619U - Microwave device automatic test system - Google Patents
Microwave device automatic test system Download PDFInfo
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- CN205484619U CN205484619U CN201620283566.4U CN201620283566U CN205484619U CN 205484619 U CN205484619 U CN 205484619U CN 201620283566 U CN201620283566 U CN 201620283566U CN 205484619 U CN205484619 U CN 205484619U
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Abstract
The utility model discloses a microwave device automatic test system relates to the testing arrangement technical field of electrical property. The system includes the PC, switch matrix, test instrument and test fixture, test fixture is last to place a plurality of microwave piece that awaits measuring, radio frequency I/O interface that the microwave awaited measuring respectively with test fixture on radio frequency I/O interface connection, the test fixture control signal output of PC and the control input interface connection on the test fixture, the last radio frequency I/O interface of test fixture passes through interior controllable switch of switch matrix and test instrument's radio frequency I/O interface connection respectively, test instrument's data output interface passes through the USB interface connection that USB changes GPIB line and PC, the on -off control output of PC is connected with switch matrix's control input end. Through the system carries out data acquisition and processing, can await measuring to the microwave and realize the flowing water test, has improved efficiency of software testing greatly.
Description
Technical field
This utility model relates to the test device technique field of electrical property, particularly relates to a kind of microwave component automatic test system.
Background technology
The development work of Auto-Test System (ATE) starts from the 1950's, it is therefore an objective to replaces and is accomplished manually the test job become increasingly complex.More perfect ATE be combined with electronic computer technology the sixties in 20th century after just come out, and along with the outburst in microwave communication market and high speed development.
A set of applicable ATE both can help designer to obtain, collect and analyzing test data, finds out design defect and problem in time, improves design efficiency；Production can be accelerated again and pay speed, reduce human and material resources cost, improve the market competitiveness.
At present, ATE experienced by the differentiation of several generations product, develop to generalization, standardization, networking and intelligentized direction, improve product test efficiency and become focus of the competition, each research institute tries every possible means, but effect is the most inconspicuous, just so, the research of domestic and international ATE raising product test efficiency is more and more hotter.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of microwave component automatic test system, carries out data acquisition and processing (DAP) by described system, can realize flowing water test by part to be measured to microwave, substantially increase testing efficiency.
nullFor solving above-mentioned technical problem，Technical solution adopted in the utility model is: a kind of microwave component automatic test system，It is characterized in that: include PC、Switch matrix、Test instrunment and test fixture，Several microwaves part to be measured is placed on described test fixture，The radio frequency input/output interface of microwave part to be measured is connected with the radio frequency input/output interface (1) on test fixture respectively，The test instrunment control output end of described PC turns gpib interface by USB and is connected with the control end of test instrunment，The signal output part of vector network analyzer is connected with the rf input interface on test fixture by switch matrix，Radio frequency output interface on described test fixture is connected with the rf inputs mouth of test instrunment respectively through the gate-controlled switch in switch matrix，The data output interface of test instrunment is connected with the data acquisition interface of PC，The on-off control outfan of described PC is connected with the control end of described switch matrix breaker in middle，For controlling the switching of switch.
Further technical scheme is: described test fixture includes that several are for the test station placing microwave part to be measured, each described test station is provided with one group of radio frequency input/output interface, and described microwave part to be measured is arranged in described test station by spring and cam.
Further technical scheme is: described test instrunment includes audiofrequency spectrometer, energy meter and vector network analyzer.
Use and have the beneficial effects that produced by technique scheme: described test system can realize part to be measured to microwave by its allocated test instrunment simultaneously carry out data acquisition, the utilization rate of test instrunment is obviously improved, flowing water test can be realized by part to be measured to microwave, substantially increase testing efficiency.
Accompanying drawing explanation
Fig. 1 is the theory diagram of system described in the utility model；
Fig. 2 is the structural representation of test fixture in system described in the utility model；
Wherein: 1, radio frequency input/output interface 2, test station.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Elaborate a lot of detail in the following description so that fully understanding this utility model, but this utility model can also use other to be different from alternate manner described here to be implemented, those skilled in the art can do similar popularization in the case of this utility model intension, and therefore this utility model is not limited by following public specific embodiment.
As shown in Figure 1, the utility model discloses a kind of microwave component automatic test system, described test system includes PC, switch matrix, test instrunment and test fixture, several microwaves part to be measured is placed on described test fixture, described test instrunment can include audiofrequency spectrometer, energy meter and vector network analyzer, can also be the microwave device test instrunment of other kind certainly.As shown in Figure 2, described test fixture include several for placing the test station 2 of microwave part to be measured and being positioned on station the radio frequency input/output interface 1 for connecting microwave part to be measured, described microwave part to be measured is arranged in described test station by spring and cam.
The radio frequency input/output interface of microwave part to be measured is connected with the radio frequency input/output interface 1 on test fixture respectively, the test signal control output end of described PC turns gpib interface and frequency spectrum by USB respectively, energy meter, the control end of the microwave measuring instruments such as vector network analyzer connects, the signal output part of vector network analyzer is connected with the rf input interface on test fixture, radio frequency output interface on described test fixture is connected with the rf inputs mouth of test instrunment respectively through the gate-controlled switch in switch matrix, the data output interface of test instrunment is connected with the data acquisition interface of PC respectively, the on-off control outfan of described PC is connected with the control end of described switch matrix breaker in middle, for controlling the switching of switch.
The method carrying out testing by said system is as follows:
1) writing data acquisition program and data processor in PC, data acquisition program includes multiple sub-thread-data capture program and main thread data acquisition program；
2) part to be measured for microwave is arranged on test fixture, then the device in described Auto-Test System is coupled together；
3) sub-thread-data acquisition is passed under PC, each sub-thread-data acquisition is for by controlling the on off state in switch matrix, realize the data acquisition operations of some test instrunment part to be measured to microwave, data transmission after collection carries out respective handling to PC, and exports with certain form and show；Or hero of biography thread-data acquisition under PC, main thread data acquisition program is for the state by controlling switch matrix breaker in middle, switching microwave part to be measured, make the multiple sub-thread-data capture program in any one microwave part to be measured all ergodic data capture programs in test fixture, data transmission after collection carries out respective handling to PC, and exports with certain form and show.
Concrete, described sub-thread-data capture program can include first, second, and third sub-thread-data capture program, described first sub-thread-data capture program is for realizing audiofrequency spectrometer part to be measured to microwave operating frequency, the spuious and/or data acquisition made an uproar mutually, second sub-thread-data capture program is for realizing the data acquisition of energy meter part to be measured to microwave output, and the 3rd sub-thread-data capture program is for realizing vector network analyzer part to be measured to microwave noise coefficient, gain Insertion Loss, standing wave, P-1 and/or the data acquisition of isolation.
Described test system can realize part to be measured to microwave by its allocated test instrunment simultaneously carry out data acquisition, and the utilization rate of test instrunment is obviously improved, and can realize flowing water test by part to be measured to microwave, substantially increase testing efficiency.
Claims (3)
- null1. a microwave component automatic test system，It is characterized in that: include PC、Switch matrix、Test instrunment and test fixture，Several microwaves part to be measured is placed on described test fixture，The radio frequency input/output interface of microwave part to be measured is connected with the radio frequency input/output interface (1) on test fixture respectively，The test instrunment control output end of described PC turns gpib interface by USB and is connected with the control end of test instrunment，The signal output part of vector network analyzer is connected with the rf input interface on test fixture by switch matrix，Radio frequency output interface on described test fixture is connected with the rf inputs mouth of test instrunment respectively through the gate-controlled switch in switch matrix，The data output interface of test instrunment is connected with the data acquisition interface of PC，The on-off control outfan of described PC is connected with the control end of described switch matrix breaker in middle，For controlling the switching of switch.
- 2. microwave component automatic test system as claimed in claim 1, it is characterized in that: described test fixture includes that several are for the test station (2) placing microwave part to be measured, each described test station is provided with one group of radio frequency input/output interface (1), and described microwave part to be measured is arranged in described test station by spring and cam.
- 3. microwave component automatic test system as claimed in claim 1, it is characterised in that: described test instrunment includes audiofrequency spectrometer, energy meter and vector network analyzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620283566.4U CN205484619U (en) | 2016-04-06 | 2016-04-06 | Microwave device automatic test system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620283566.4U CN205484619U (en) | 2016-04-06 | 2016-04-06 | Microwave device automatic test system |
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| CN205484619U true CN205484619U (en) | 2016-08-17 |
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| CN201620283566.4U Active CN205484619U (en) | 2016-04-06 | 2016-04-06 | Microwave device automatic test system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699826A (en) * | 2016-04-06 | 2016-06-22 | 中国电子科技集团公司第十三研究所 | Microwave device automatic testing system and method |
| CN107121631A (en) * | 2017-06-05 | 2017-09-01 | 中国电子科技集团公司第四十研究所 | A kind of on-line testing method applied to SAW filter |
| CN110412496A (en) * | 2019-07-29 | 2019-11-05 | 中电科仪器仪表有限公司 | The test function quick self-checking circuit and method of integrated circuit multi parameter tester |
-
2016
- 2016-04-06 CN CN201620283566.4U patent/CN205484619U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699826A (en) * | 2016-04-06 | 2016-06-22 | 中国电子科技集团公司第十三研究所 | Microwave device automatic testing system and method |
| CN107121631A (en) * | 2017-06-05 | 2017-09-01 | 中国电子科技集团公司第四十研究所 | A kind of on-line testing method applied to SAW filter |
| CN110412496A (en) * | 2019-07-29 | 2019-11-05 | 中电科仪器仪表有限公司 | The test function quick self-checking circuit and method of integrated circuit multi parameter tester |
| CN110412496B (en) * | 2019-07-29 | 2021-05-07 | 中电科思仪科技股份有限公司 | Test function quick self-checking circuit and method for integrated circuit multi-parameter tester |
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