CN102012504B - Dynamic target simulator for airborne secondary radar phased array inquiry system - Google Patents
Dynamic target simulator for airborne secondary radar phased array inquiry system Download PDFInfo
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- CN102012504B CN102012504B CN2010105587644A CN201010558764A CN102012504B CN 102012504 B CN102012504 B CN 102012504B CN 2010105587644 A CN2010105587644 A CN 2010105587644A CN 201010558764 A CN201010558764 A CN 201010558764A CN 102012504 B CN102012504 B CN 102012504B
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Abstract
The invention relates to a dynamic target simulation device for testing a secondary radar phased array inquiry system, which is characterized by comprising a signal source, a variable attenuator, an orientation simulation unit and a display and control unit part. The simulation device provided by the invention can receive inquiry radio-frequency signals of the phased array inquiry system and generate response radio-frequency signals representing different distances and orientations. Besides, the simulation device provided by the invention has the characteristics of data transmission and receiving capability as well as automatic data processing, analyzing and displaying function, can simulate a response target in an internal field, can test and verify the monopulse angle measurement function and the performance of the phased array inquiry system and can simplify the test method and improve the efficiency to a certain extent.
Description
Technical field
The present invention relates to a kind of airborne secondary radar phased array inquiry system dynamic object analog machine.
Background technology
Be not applied to put down in writing secondary radar phased array inquiry system dynamic object analog machine in the prior art, can easily be to the performance tests such as angle measurement of phased array inquiry system.
Summary of the invention
The technical matters that the present invention will solve is to be a kind of dynamic goal simulator of airborne secondary radar phased array inquiry system Test Design; Be used for analog answer target in the internal field; And can analyze and handle, thereby realize the performances such as angle measurement of phased array inquiry system are tested fast and accurately automatically in the internal field to test data.
A kind of dynamic object analog machine that is used for the test of secondary radar phased array inquiry system comprises signal source, variable attenuator, orientation analogue unit, shows the control cell mesh; Can receive the inquiry radiofrequency signal of phased array inquiry system, and produce the radiofrequency signal of replying of representing different distance and orientation; Having data sends and receiving ability and automatic data processing analysis and Presentation Function.
Said signal source is used to receive the interrogating signal of aforementioned phased array inquiry system, and produces the modulated radio signal of certain frequency, through regulating time-delay, the different distance of simulated target.
Said variable attenuator is used to regulate the radiofrequency signal power that said signal source is sent here, thus the amplitude size when simulation different distance target arrives the phased array inquiry system.
Said orientation analogue unit, it is synthetic that it can carry out wave beam with the radiofrequency signal that inquiry system is sent here, and deliver to said signal source; Can the radiofrequency signal of replying from said signal source be carried out constant amplitude merit branch, through the phase place that the control merit is divided each passage wave beam of back, the different azimuth of simulated target.
Said apparent control unit, the parameter that inner each unit of simulator can be set with transmit control signal, and the phased array inquiry system is carried out parameter setting and control through Peripheral Interface; Can receive process information that phased array system sends here analyzes and shows.
The present invention can reply the interrogating signal of phased array inquiry system, and passes through in the enterprising line parameter setting of display screen the following parameter of may command radio-frequency response signal: (1) frequency of operation; (2) signal lag-the represent target response signal passback time on the different distance; (3) spatial attenuation of the answer signal of different distance target is represented in power attenuation; (4) target of different azimuth is represented in orientation.
The present invention has Peripheral Interfaces such as a plurality of serial ports, LAN, through transmitting control signal, and the duty of control phased array inquiry system, and the data such as amplitude, angle that receive the passback of phased array inquiry system.
The present invention has autorun, can carry out the analysis and the processing of test data automatically, and test result is shown.
The present invention has a plurality of radiofrequency signal I/O ports, can realize and the docking of phased array inquiry system emission/receiving port.
Description of drawings
The present invention will explain through example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is a system of the present invention composition diagram.
Fig. 2 is the composition diagram of signal source of the present invention.
Fig. 3 is the composition diagram of orientation of the present invention analogue unit.
Embodiment
Disclosed all characteristics in this instructions, or the step in disclosed all methods or the process except mutually exclusive characteristic and/or the step, all can make up by any way.
Disclosed arbitrary characteristic in this instructions (comprising any accessory claim, summary and accompanying drawing) is only if special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, only if special narration, each characteristic is an example in a series of equivalences or the similar characteristics.
Further describe in detail in the face of the present invention down.
Fig. 1 is a composition diagram of the present invention, and it is made up of signal source, variable attenuation, orientation simulator, interface board, control computer and display screen.
Described signal source function is: receive interrogating signal, and produce corresponding radio-frequency response signal.The time-delay of answer signal and frequency can be controlled through the internal control computing machine of simulator.Signal source is formed as shown in Figure 2.
Described orientation simulator function is: the inquiry radiofrequency signal of reception inquiry system emission is also carried out wave beam and is synthesized, and delivers to signal source; Receive the radiofrequency signal of replying of signal source, carry out each passage radiofrequency signal being carried out delivering to inquiry system after the phase shift after the constant amplitude merit divides, the effect of its phase shift is the orientation of simulated target; Its composition is as shown in Figure 3.
Described control computer function is: through showing the setting of control software, each unit, simulator inside and inquiry system are carried out parameter control; Receive the data of inquiry system passback and carry out analyzing and processing and demonstration.
The present invention is not limited to aforesaid embodiment.The present invention expands to any new feature or any new combination that discloses in this manual, and the arbitrary new method that discloses or step or any new combination of process.
Claims (5)
1. a dynamic object analog machine that is used for the test of secondary radar phased array inquiry system is characterized in that: comprise signal source, variable attenuator, orientation analogue unit, show the control cell mesh; Can receive the inquiry radiofrequency signal of phased array inquiry system, and produce the radiofrequency signal of replying of representing different distance and orientation; Having data sends and receiving ability and automatic data processing analysis and Presentation Function.
2. the dynamic object analog machine that is used for the test of secondary radar phased array inquiry system according to claim 1; It is characterized in that: said signal source is used to receive the interrogating signal of aforementioned phased array inquiry system; And the modulated radio signal of generation certain frequency; Through regulating time-delay, the different distance of simulated target.
3. the described dynamic object analog machine that is used for the test of secondary radar phased array inquiry system according to claim 1; It is characterized in that: said variable attenuator is used to regulate the radiofrequency signal power that said signal source is sent here, thus the amplitude size when simulation different distance target arrives the phased array inquiry system.
4. the described dynamic object analog machine that is used for the test of secondary radar phased array inquiry system according to claim 1; It is characterized in that: said orientation analogue unit; It is synthetic that it can carry out wave beam with the radiofrequency signal that inquiry system is sent here, and deliver to said signal source; Can the radiofrequency signal of replying from said signal source be carried out constant amplitude merit branch, through the phase place that the control merit is divided each passage wave beam of back, the different azimuth of simulated target.
5. the described dynamic object analog machine that is used for the test of secondary radar phased array inquiry system according to claim 1; It is characterized in that: said apparent control unit; The parameter that inner each unit of simulator can be set with transmit control signal, and the phased array inquiry system is carried out parameter setting and control through Peripheral Interface; Can receive process information that phased array system sends here analyzes and shows.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105587644A CN102012504B (en) | 2010-11-25 | 2010-11-25 | Dynamic target simulator for airborne secondary radar phased array inquiry system |
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| CN2010105587644A CN102012504B (en) | 2010-11-25 | 2010-11-25 | Dynamic target simulator for airborne secondary radar phased array inquiry system |
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| CN102012504A CN102012504A (en) | 2011-04-13 |
| CN102012504B true CN102012504B (en) | 2012-11-21 |
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Families Citing this family (15)
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| CN102520398B (en) * | 2011-12-20 | 2013-09-25 | 四川九洲电器集团有限责任公司 | Broadband amplitude monopulse system secondary radar monopulse angle measurement visualization method |
| CN103616671B (en) * | 2013-11-19 | 2016-02-24 | 北京航空航天大学 | A kind of phased-array radar Digital Simulation System and emulation mode thereof |
| CN103713524B (en) * | 2013-12-31 | 2017-02-15 | 南京长峰航天电子科技有限公司 | Method for simulating digitization angle area target |
| CN104237856B (en) * | 2014-09-28 | 2016-10-05 | 贵州航天计量测试技术研究所 | A kind of radar detection signal high precision time delay generator and control method |
| CN105204015B (en) * | 2015-09-14 | 2018-07-10 | 上海无线电设备研究所 | A kind of control display system and its method for Laser Active Imaging System Used |
| CN105242265A (en) * | 2015-10-09 | 2016-01-13 | 四川九洲电器集团有限责任公司 | Self-adaptive control method and apparatus for inquiry frequency of secondary surveillance radar |
| CN106154248A (en) * | 2016-09-13 | 2016-11-23 | 深圳市佶达德科技有限公司 | A kind of laser radar optical receiver assembly and laser radar range method |
| CN106597399B (en) * | 2017-01-10 | 2023-10-03 | 四川九洲电器集团有限责任公司 | Evaluation system and performance test method of phased array system |
| CN108120964B (en) * | 2017-11-22 | 2021-12-07 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Method for dynamically testing time delay data of secondary radar local machine to improve ranging precision |
| CN108549058B (en) * | 2018-02-28 | 2022-05-13 | 四川九洲电器集团有限责任公司 | Secondary radar broadband active phased array system and dynamic calibration method thereof |
| CN109343403B (en) * | 2018-10-25 | 2022-02-08 | 南通先进通信技术研究院有限公司 | Analog beam scheduling control platform |
| CN109343016B (en) * | 2018-12-07 | 2020-05-29 | 上海机电工程研究所 | W-waveband digital sum-difference injection type dynamic target simulation method and device |
| CN111123230B (en) * | 2020-01-21 | 2022-08-05 | 湖南宜通华盛科技有限公司 | Phased array intermediate frequency radar simulator, radar signal processor testing method and device |
| CN113466849A (en) * | 2021-03-16 | 2021-10-01 | 绵阳市游仙区创新科技产业技术研究院 | High-precision positioning system and method based on secondary radar |
| CN113406585A (en) * | 2021-07-01 | 2021-09-17 | 四川九洲电器集团有限责任公司 | Dynamic target simulator and phased array system |
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