CN106443602A - Miniaturized wireless control test equipment - Google Patents
Miniaturized wireless control test equipment Download PDFInfo
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- CN106443602A CN106443602A CN201610793403.5A CN201610793403A CN106443602A CN 106443602 A CN106443602 A CN 106443602A CN 201610793403 A CN201610793403 A CN 201610793403A CN 106443602 A CN106443602 A CN 106443602A
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- test equipment
- interface
- fpga
- motherboard
- miniaturization
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/40—Means for monitoring or calibrating
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Mobile Radio Communication Systems (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The invention provides miniaturized wireless control test equipment. The miniaturized wireless control test equipment includes a motherboard and daughter boards, wherein the number of the daughter boards is two; each daughter board is formed by FPGA, PROM, EEPROM and a power chip; the FPGA is connected with the PROM, the EEPROM and the power chip; the motherboard is provided with two FPGA interfaces, respectively an FPGA1 interface and an FPGA2 interface; and the two FPGA interfaces are respectively connected with the two daughter boards. By means of optimization design of software and hardware and structure, the miniaturized wireless control test equipment realizes miniaturization, light weight, high performance and modularization. The miniaturized wireless control test equipment utilizes the design of high performance digital processing chip, motherboard and daughter boards so that the expandable capability of the test equipment is improved and the universality is relatively high.
Description
Technical field
The present invention relates to a kind of miniaturization controlled in wireless test equipment.
Background technology
The special test equipment of controlled in wireless product on aircraft, is typically mainly used to simulate the instruction of guidance radar output
Signal and request signal, and the answer signal parameter of output of products is tested.
But controlled in wireless test equipment of the prior art has the disadvantage that：
1st, hardware design is complicated, bulky：Traditional test equipment is combined by answer signal test, signal source combines,
Encoder assembles and distribution board group are combined into, and all combinations are arranged in a rack, adopt external cable to be connected between combination,
Bulky, each combination has oneself independent power supply and hardware system, and hardware design is complicated, and resource utilization is low；
2nd, digitized degree is low, poor universality：Traditional test equipment mostly adopts analog or digital circuit design, is limited to
The disposal ability of time digital signal process chip, digitized degree is relatively low, and chip process calculation resources are limited, and traditional
The product that test equipment is both for concrete model is designed, incompatible with other models, poor universality；
3rd, maintainability, Targets difference：Traditional test equipment is more due to combining, and between combination, relevance is stronger, occurs
Meeting time and effort consuming when fault needs repairing, maintainability is poor, and external connecting cables quantity is many, once certain root conductive cable contacts is bad, institute
Data is had to be both needed to again measure, Targets difference；
4th, complex software, quantity is many, and version is many, and testability is poor：Each combination of traditional test equipment has the soft of oneself
Part, amount of software is many, is carried out data transmission by external connecting cables between each integration software, not only needs to consider that signal is synchronous
And integrity issue, it is also contemplated that the problems such as cross clock domain, complex software, in unit testing, integration test and other survey
In examination state due to the quantity of test event and index request different it is therefore desirable to the different test softwares of establishment, software version
Many, testability is poor.
Content of the invention
For solving above-mentioned technical problem, the invention provides a kind of miniaturization controlled in wireless test equipment, this miniaturization is no
Line traffic control test equipment passes through optimization design in software and hardware and structure it is achieved that miniaturization, lightweight, high-performance, modularization；
Using good digital process chip and mother baby plate design, improve the expandability of test equipment, versatility is stronger.
The present invention is achieved by the following technical programs.
A kind of miniaturization controlled in wireless test equipment that the present invention provides, including motherboard and daughter board；Described daughter board is two pieces,
By FPGA, PROM, EEPROM and power supply chip composition, FPGA connects PROM, EEPROM and power supply chip respectively；Described motherboard
On be provided with two FPGA interface and be respectively FPGA1 interface and FPGA2 interface, two FPGA interface connect two pieces of daughter boards respectively；
On motherboard, FPGA1 interface is connected with signal imitation module data acquisition module, for signal imitation, data acquisition and survey
Examination, FPGA2 interface connection microwave signal source, circulator, fixed attenuator, power splitter, frequency mixer, A/D converter are sequentially connected
The loop constituting, is mainly used in controlling microwave signal source to simulate command signal and the request signal of guidance radar output and right
The answer signal of output of products carries out data acquisition, test and transmission；Described motherboard is connected to computer by RS-422 interface.
Described power splitter has also tapped wave detector, and wave detector accesses to FPGA2 by an A/D converter.
Described microwave signal source also accesses to frequency mixer.
Connected by RS-232 between described two FPGA interface.
Described FPGA interface is 80 core connectors.
On described daughter board, EEPROM is communicated with FPGA by I2C bus, for storing and calling continuous data.
The beneficial effects of the present invention is：By the optimization design on software and hardware and structure it is achieved that miniaturization, light weight
Change, high-performance, modularization；Using good digital process chip and mother baby plate design, improve the expansible of test equipment
Ability, versatility is stronger.
Brief description
Fig. 1 is the motherboard connection diagram of the present invention；
Fig. 2 is the daughter board connection diagram of the present invention.
Specific embodiment
Technical scheme be described further below, but claimed scope be not limited to described.
A kind of miniaturization controlled in wireless test equipment as shown in Figure 1 and Figure 2, including motherboard and daughter board；Described daughter board is two
Block, by FPGA, PROM, EEPROM and power supply chip composition, FPGA connects PROM, EEPROM and power supply chip respectively；Described
Two FPGA interface are provided with motherboard and are respectively FPGA1 interface and FPGA2 interface, two FPGA interface connect two pieces of sons respectively
Plate；On motherboard, FPGA1 interface is connected with signal imitation module data acquisition module, for signal imitation, data acquisition with
Test, FPGA2 interface connection microwave signal source, circulator, fixed attenuator, power splitter, frequency mixer, A/D converter connect successively
Connect the loop of composition, be mainly used in controlling microwave signal source to simulate command signal and the request signal of guidance radar output, and
Data acquisition, test and transmission are carried out to the answer signal of output of products；Described motherboard is connected to computer by RS-422 interface.
Described power splitter has also tapped wave detector, and wave detector accesses to FPGA2 by an A/D converter.
Described microwave signal source also accesses to frequency mixer.
Connected by RS-232 between described two FPGA interface.
Described FPGA interface is 80 core connectors.
On described daughter board, EEPROM is communicated with FPGA by I2C bus, for storing and calling continuous data.
In order to meet the testing requirement of product, employ the mentality of designing based on high-performance double FPGA, FPGA2 is mainly used in
Control microwave signal source to simulate command signal and the request signal of guidance radar output, and the answer signal of output of products is entered
Row data acquisition, test and transmission；FPGA1 is used for signal imitation, data acquisition and test, receives the data of FPGA2 transmission simultaneously
It is uploaded to computer.Computer carries out real-time reception, display and the storage of test data.
During work, operator can control whole test process by computer human-computer interaction interface.Computer is gone here and there by RS-422
Mouth sends order to FPGA1, and FPGA1 takes according to the order receiving and operates and pass through RS-232 serial ports forward command accordingly extremely
FPGA2；When measuring answer signal parameter, FPGA2 gathered data, FPGA1 transmission data；When measuring product low-frequency parameter,
FPGA1 collection transmission data, computer receives all measurement data and shows measurement result.
Motherboard carries out modularized design by functional requirement, and daughter board is made up of FPGA, PROM, EEPROM and power supply chip, female
Plate is powered to daughter board and I/O transfer by two 80 core connectors.Power supply chip makes for daughter board circuit after secondary power supply conversion
With EEPROM passes through I2C bus is communicated with FPGA, can be used to store and calls continuous data.By one piece of hardware in the design
Circuit board, as motherboard, configures two pieces of identical daughter boards and can form test equipment, and function main in the design
Completed by daughter board is write with different softwares.Due to having selected resourceful fpga chip it is provided that more is surplus
Remaining resource meets the extension of follow-up function.FPGA software is processed to signal Real-time Collection data, and by all test results
Pass to main control software to show.Different test modes can adopt a communication protocol, according to demand data is accepted or rejected.Increase
The real-time drawing function having added answer signal waveform shows, the visual result of waveform parameter can be fed back to operator.Therefore, this
Bright versatility on hardware, software and expandability are very strong.
Thus, the present invention：
1st, the hardware circuit of each combination at present is fully integrated on one piece of motherboard, then is inserted by connector by two pieces of daughter boards
To realize data processing and logic control on motherboard；
2nd, the independently-powered mode of each combination is changed to centralized power supply system, the external connecting cables between combination are on motherboard
Replaced with printing cabling；
3rd, software kit contains a main control software and two FPGA softwares, and the data communication content between three softwares is using same
One communication protocol；
4th, continuous data is stored in eeprom chip, metering is convenient, fast, can repeatedly change measuring parameter value and no
FPGA software need to be changed, the software compatibility is good；
5th, pass through software cryptography, software is realized in burning encryption can not the property decoded；
6th, adopt high-low frequency mixed loading mode, and using all-sealed structure design, not only small volume, light weight, and EMI effect
Really good；
7th, cross-species transferability and follow-up function extension are taken into full account in design on hardware and software.
Claims (6)
1. a kind of miniaturization controlled in wireless test equipment, including motherboard and daughter board it is characterised in that：Described daughter board is two pieces, all
It is made up of FPGA, PROM, EEPROM and power supply chip, FPGA connects PROM, EEPROM and power supply chip respectively；On described motherboard
It is provided with two FPGA interface and is respectively FPGA1 interface and FPGA2 interface, two FPGA interface connect two pieces of daughter boards respectively；?
On motherboard, FPGA1 interface is connected with signal imitation module data acquisition module, for signal imitation, data acquisition and test,
FPGA2 interface connection microwave signal source, circulator, fixed attenuator, power splitter, frequency mixer, A/D converter are sequentially connected composition
Loop, be mainly used in controlling microwave signal source to simulate command signal and the request signal of guidance radar output, and to product
The answer signal of output carries out data acquisition, test and transmission；Described motherboard is connected to computer by RS-422 interface.
2. as claimed in claim 1 miniaturization controlled in wireless test equipment it is characterised in that：Described power splitter has also tapped inspection
Ripple device, wave detector accesses to FPGA2 by an A/D converter.
3. as claimed in claim 1 miniaturization controlled in wireless test equipment it is characterised in that：Described microwave signal source also accesses
To frequency mixer.
4. as claimed in claim 1 miniaturization controlled in wireless test equipment it is characterised in that：Between described two FPGA interface
Connected by RS-232.
5. as claimed in claim 1 miniaturization controlled in wireless test equipment it is characterised in that：Described FPGA interface is 80 cores
Connector.
6. as claimed in claim 1 miniaturization controlled in wireless test equipment it is characterised in that：On described daughter board, EEPROM leads to
Cross I2C bus is communicated with FPGA, for storing and calling continuous data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793403.5A CN106443602A (en) | 2016-08-31 | 2016-08-31 | Miniaturized wireless control test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793403.5A CN106443602A (en) | 2016-08-31 | 2016-08-31 | Miniaturized wireless control test equipment |
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| CN106443602A true CN106443602A (en) | 2017-02-22 |
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| CN201610793403.5A Pending CN106443602A (en) | 2016-08-31 | 2016-08-31 | Miniaturized wireless control test equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202977A (en) * | 2017-05-10 | 2017-09-26 | 湖北航天技术研究院总体设计所 | A kind of total system and software design approach based on VPX platforms |
| CN109151860A (en) * | 2018-07-27 | 2019-01-04 | 深圳市极致汇仪科技有限公司 | A kind of test configuration method and its system of wireless chip |
| CN116233606A (en) * | 2023-05-09 | 2023-06-06 | 之江实验室 | Automatic focus following device and method for light spots |
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| GB2393058B (en) * | 2002-09-04 | 2005-07-13 | Northrop Grumman Corp | Multifunction millimeter-wave system for radar,communications,iff and surveillance |
| CN201766599U (en) * | 2010-06-02 | 2011-03-16 | 广州飞机维修工程有限公司 | Airborne radio installation automatic test system |
| CN103901402A (en) * | 2012-12-28 | 2014-07-02 | 北京华清瑞达科技有限公司 | Reconstructed FPGA radar digital signal processing assembly and reconstructed FPGA radar digital signal processing method |
| CN105259544A (en) * | 2015-10-31 | 2016-01-20 | 零八一电子集团有限公司 | Amplitude and phase test system of active phased-array radar T/R assemblies |
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2016
- 2016-08-31 CN CN201610793403.5A patent/CN106443602A/en active Pending
Patent Citations (4)
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|---|---|---|---|---|
| GB2393058B (en) * | 2002-09-04 | 2005-07-13 | Northrop Grumman Corp | Multifunction millimeter-wave system for radar,communications,iff and surveillance |
| CN201766599U (en) * | 2010-06-02 | 2011-03-16 | 广州飞机维修工程有限公司 | Airborne radio installation automatic test system |
| CN103901402A (en) * | 2012-12-28 | 2014-07-02 | 北京华清瑞达科技有限公司 | Reconstructed FPGA radar digital signal processing assembly and reconstructed FPGA radar digital signal processing method |
| CN105259544A (en) * | 2015-10-31 | 2016-01-20 | 零八一电子集团有限公司 | Amplitude and phase test system of active phased-array radar T/R assemblies |
Non-Patent Citations (2)
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| 夏宇闻: "《Verilog数字***设计》", 31 July 2013, 北京航空航天大学出版社 * |
| 曹春雨: ""基于FPGA的窄脉冲微波信号参数测试的研究与实现"", 《中国优秀硕士学位论文全文数据库工程科技‖辑》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202977A (en) * | 2017-05-10 | 2017-09-26 | 湖北航天技术研究院总体设计所 | A kind of total system and software design approach based on VPX platforms |
| CN109151860A (en) * | 2018-07-27 | 2019-01-04 | 深圳市极致汇仪科技有限公司 | A kind of test configuration method and its system of wireless chip |
| CN109151860B (en) * | 2018-07-27 | 2021-09-07 | 深圳市极致汇仪科技有限公司 | Test configuration method and system of wireless chip |
| CN116233606A (en) * | 2023-05-09 | 2023-06-06 | 之江实验室 | Automatic focus following device and method for light spots |
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Application publication date: 20170222 |
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