CN202362453U - Air traffic control secondary radar responder test system - Google Patents
Air traffic control secondary radar responder test system Download PDFInfo
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- CN202362453U CN202362453U CN2011204965424U CN201120496542U CN202362453U CN 202362453 U CN202362453 U CN 202362453U CN 2011204965424 U CN2011204965424 U CN 2011204965424U CN 201120496542 U CN201120496542 U CN 201120496542U CN 202362453 U CN202362453 U CN 202362453U
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Abstract
The utility model discloses an Air traffic control secondary radar responder test system comprising an MCU (Microprogrammed Control Unit), a keyboard, a digital display, an FPGA(Field Programmable Gate Array)-based signal codec and a radio frequency transceiving channel. The MCU controls the digital display, the FPGA-based signal codec and the radio frequency transceiving channel through the keyboard. Compared with the prior art, the air traffic control secondary radar responder test system provided by the utility model is simple in structure, convenient to operate and capable of effectively finishing the test.
Description
Technical field
The signal that the utility model relates to radio-electronic equipment forms technical field, exactly is meant a kind of blank pipe secondary radar answering machine test macro.
Background technology
Along with the development of civil aviaton and military aircraft, particularly overhead in the city, large-scale civilian, military airfield, aircraft is more and more, and sky condition becomes increasingly complex.How to ensure under various weather conditions; The information such as interval, orientation, aircraft code, flying height, state of necessity of aircraft in time, continuously, correctly is provided; Realization is to effective tracking, supervision, the control of aircraft; Guaranteeing the minimum safe flight interval of each interplane in the spatial domain, ensure flight safety, is the most important problem that surface beacon platform and radar station face.
At present, existing blank pipe secondary radar answering machine test macro adopts TTL/CMOS integrated component and early stage GAL logical device design, complicated circuit, and circuit board component is many, and system operation is very inconvenient, and maintenance cost is high, also has the big shortcoming of weight and volume simultaneously.
The utility model content
To above-mentioned defective, the technical matters that the utility model solves is to provide a kind of simple in structure, easy to operate, the blank pipe secondary radar answering machine test macro that can effectively accomplish test.
In order to solve above technical matters; The blank pipe secondary radar answering machine test macro that the utility model provides; Comprise microcontroller MCU, keyboard, nixie display, based on signal codec device and the radio-frequency receiving-transmitting passage of FPGA, said microcontroller MCU is through the said nixie display of said Keyboard Control, said signal codec device and radio-frequency receiving-transmitting passage based on FPGA.
Preferably, system is through N type radio frequency interface and blank pipe secondary radar answering machine radio-frequency communication.
Preferably, system links to each other with blank pipe secondary radar answering machine, control enclosure through socket.
Preferably, said signal codec device based on FPGA comprises:
One in order to form the interrogation pulse module of A/C pattern;
One in order to carry out the encoded signals coding module to the answer that receives;
The height source signal coding module of the height source code signal of one usefulness and formation RS422 form.
Preferably, said radio-frequency receiving-transmitting passage comprises:
One in order to form the radio-frequency receiving-transmitting passage: the radio-frequency transmissions passage is connected with fixed attenuator through circulator with radio frequency reception channel, and through N type radio frequency interface and certain type blank pipe secondary radar answering machine communication, transmission channel and receiving cable work are not disturbed mutually then;
One in order to form the radio-frequency transmissions passage: the radio-frequency transmissions passage comprises frequency synthesizer, and radio-frequency modulator is mainly modulated the interrogation pulse of A/C pattern, and numerical-control attenuator carries out the numerical control decay to the radiofrequency signal after modulating;
One in order to form radio frequency reception channel: radio frequency reception channel reduces received pulse power through attenuator decay back, removes signals such as spuious, harmonic wave through wave filter, then with the local oscillation signal mixing, forms the intermediate-freuqncy signal of 60MHz.
Preferably, the coded signal of said intermediate-freuqncy signal after through detection detuner output demodulation again through coupling and detect pulse power, outputs to the signal codec device based on FPGA through Transistor-Transistor Logic level, and shows through charactron.
The blank pipe secondary radar answering machine test macro that the utility model provides; Comprise microcontroller MCU, keyboard, nixie display, based on signal codec device and the radio-frequency receiving-transmitting passage of FPGA, said microcontroller MCU is through the said nixie display of said Keyboard Control, said signal codec device and radio-frequency receiving-transmitting passage based on FPGA.Compared with prior art, the blank pipe secondary radar answering machine test macro that the utility model provides, simple in structure, easy to operate, can effectively accomplish test.
Description of drawings
Fig. 1 is the structured flowchart of the utility model hollow tube secondary radar answering machine test macro.
Embodiment
For the technical scheme that those skilled in the art can understand the utility model better and provided, set forth below in conjunction with specific embodiment.
See also Fig. 1, this figure is the structured flowchart of the utility model hollow tube secondary radar answering machine test macro.
A kind of blank pipe secondary radar answering machine test macro as shown in Figure 1; Comprise microcontroller MCU, keyboard, nixie display, based on signal codec device and the radio-frequency receiving-transmitting passage of FPGA, microcontroller MCU is through the said nixie display of said Keyboard Control, based on signal codec device and the radio-frequency receiving-transmitting passage of FPGA.System is through N type radio frequency interface and blank pipe secondary radar answering machine radio-frequency communication; System links to each other with blank pipe secondary radar answering machine, control enclosure through socket.
Signal codec device based on FPGA comprises:
One in order to form the pulse of A/C mode query, and pulse comprises P1, P2, P3 pulse, and the P2 pulse provides Sidelobe Suppression (SLS) function: P2 pass, P2 0dB decay, P2-9dB decay; And
One in order to carry out decoding to the recall signal coding that receives: the recall signal coding by four groups of scale-of-eight (A, B, C, D) totally ten three pulses form; A pattern recall signal coding is determined by the aircraft code; Totally 4096 groups of codes; By the flying height decision, 11 digit pulses of highly encoding are carried out with the Gray code form to C pattern recall signal coding; And
One in order to form the height source analog encoding signal of RS422 form, and highly coding adopts 11 digit pulses to carry out with the Gray code form, and altitude range is 126700 feet of-1200 ∽.
The radio-frequency receiving-transmitting passage comprises:
One in order to form the radio-frequency receiving-transmitting passage: the radio-frequency transmissions passage is connected with fixed attenuator through circulator with radio frequency reception channel, and through N type radio frequency interface and the communication of blank pipe secondary radar answering machine, transmission channel and receiving cable work are not disturbed mutually then; And
One in order to form the radio-frequency transmissions passage: the radio-frequency transmissions passage comprises frequency synthesizer; In order to produce the radiofrequency signal of CF; Radio-frequency modulator is mainly modulated the interrogation pulse of A/C pattern, and numerical-control attenuator carries out numerical control decay etc. to the radiofrequency signal after modulating; And
One in order to form radio frequency reception channel: radio frequency reception channel reduces received pulse power through attenuator decay back, removes signals such as spuious, harmonic wave through wave filter, then with the local oscillation signal mixing, forms the intermediate-freuqncy signal of 60MHz.
The coded signal of intermediate-freuqncy signal after through detection detuner output demodulation again through coupling and detect pulse power, outputs to the signal codec device based on FPGA through Transistor-Transistor Logic level, and shows through charactron.
The blank pipe secondary radar answering machine test macro of the utility model adopts 4 * 4 keyboards and nixie display to realize test and control, and can show intuitively that relevant information is on nixie display.
Compared with prior art, the blank pipe secondary radar answering machine test macro that the utility model provides, simple in structure, easy to operate, can effectively accomplish test.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (5)
1. blank pipe secondary radar answering machine test macro; It is characterized in that; Comprise microcontroller MCU, keyboard, nixie display, based on signal codec device and the radio-frequency receiving-transmitting passage of FPGA, said microcontroller MCU is through the said nixie display of said Keyboard Control, said signal codec device and radio-frequency receiving-transmitting passage based on FPGA.
2. blank pipe secondary radar answering machine test macro according to claim 1 is characterized in that, system is through N type radio frequency interface and blank pipe secondary radar answering machine radio-frequency communication.
3. blank pipe secondary radar answering machine test macro according to claim 2 is characterized in that, system links to each other with blank pipe secondary radar answering machine, control enclosure through socket.
4. blank pipe secondary radar answering machine test macro according to claim 1 is characterized in that, said signal codec device based on FPGA comprises:
One in order to form the interrogation pulse module of A/C pattern;
One in order to carry out the encoded signals coding module to the answer that receives;
The height source signal coding module of the height source code signal of one usefulness and formation RS422 form.
5. blank pipe secondary radar answering machine test macro according to claim 1 is characterized in that said radio-frequency receiving-transmitting passage comprises:
One in order to form the transceiver channel of radio frequency;
One in order to form the transmission channel of radio frequency;
One in order to form the receiving cable of radio frequency.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204965424U CN202362453U (en) | 2011-12-02 | 2011-12-02 | Air traffic control secondary radar responder test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204965424U CN202362453U (en) | 2011-12-02 | 2011-12-02 | Air traffic control secondary radar responder test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202362453U true CN202362453U (en) | 2012-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011204965424U Expired - Fee Related CN202362453U (en) | 2011-12-02 | 2011-12-02 | Air traffic control secondary radar responder test system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472446A (en) * | 2013-09-09 | 2013-12-25 | 成都市未来合力科技有限责任公司 | Channel intelligent switching control management method of secondary surveillance radar test responder |
| CN104730504A (en) * | 2015-04-07 | 2015-06-24 | 四川九洲空管科技有限责任公司 | Test system oriented to secondary radar inquiry system and test method of test system |
| CN105390039A (en) * | 2015-10-12 | 2016-03-09 | 四川天中星航空科技有限公司 | CNI field simulation system |
| CN105676195A (en) * | 2016-01-15 | 2016-06-15 | 四川九洲电器集团有限责任公司 | Debugging system for secondary radar receiver |
| CN106199536A (en) * | 2016-06-27 | 2016-12-07 | 芜湖航飞科技股份有限公司 | A kind of secondary radar receives system design and width phase processor device |
| CN106199530A (en) * | 2016-06-27 | 2016-12-07 | 芜湖航飞科技股份有限公司 | A kind of secondary radar digitized display system design device |
| CN106996998A (en) * | 2017-03-31 | 2017-08-01 | 贵州航天电子科技有限公司 | A kind of answer signal tester |
| CN108388705A (en) * | 2018-01-31 | 2018-08-10 | 成都能通科技有限公司 | A kind of secondary radar analogue system and software systems based on FlexRIO |
| CN110716183A (en) * | 2019-10-18 | 2020-01-21 | 上海微波技术研究所（中国电子科技集团公司第五十研究所） | Handheld detector of X-waveband guide responder and testing method thereof |
-
2011
- 2011-12-02 CN CN2011204965424U patent/CN202362453U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472446A (en) * | 2013-09-09 | 2013-12-25 | 成都市未来合力科技有限责任公司 | Channel intelligent switching control management method of secondary surveillance radar test responder |
| CN104730504A (en) * | 2015-04-07 | 2015-06-24 | 四川九洲空管科技有限责任公司 | Test system oriented to secondary radar inquiry system and test method of test system |
| CN105390039A (en) * | 2015-10-12 | 2016-03-09 | 四川天中星航空科技有限公司 | CNI field simulation system |
| CN105676195A (en) * | 2016-01-15 | 2016-06-15 | 四川九洲电器集团有限责任公司 | Debugging system for secondary radar receiver |
| CN106199536A (en) * | 2016-06-27 | 2016-12-07 | 芜湖航飞科技股份有限公司 | A kind of secondary radar receives system design and width phase processor device |
| CN106199530A (en) * | 2016-06-27 | 2016-12-07 | 芜湖航飞科技股份有限公司 | A kind of secondary radar digitized display system design device |
| CN106996998A (en) * | 2017-03-31 | 2017-08-01 | 贵州航天电子科技有限公司 | A kind of answer signal tester |
| CN108388705A (en) * | 2018-01-31 | 2018-08-10 | 成都能通科技有限公司 | A kind of secondary radar analogue system and software systems based on FlexRIO |
| CN110716183A (en) * | 2019-10-18 | 2020-01-21 | 上海微波技术研究所（中国电子科技集团公司第五十研究所） | Handheld detector of X-waveband guide responder and testing method thereof |
| CN110716183B (en) * | 2019-10-18 | 2021-08-17 | 上海微波技术研究所（中国电子科技集团公司第五十研究所） | Handheld detector of X-waveband guide responder and testing method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120801 Termination date: 20151202 |
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| EXPY | Termination of patent right or utility model |