CN104698474A - Satellite navigation receiver anti-jamming testing system and method - Google Patents
Satellite navigation receiver anti-jamming testing system and method Download PDFInfo
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- CN104698474A CN104698474A CN201510154734.XA CN201510154734A CN104698474A CN 104698474 A CN104698474 A CN 104698474A CN 201510154734 A CN201510154734 A CN 201510154734A CN 104698474 A CN104698474 A CN 104698474A
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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
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
-
- 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
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/21—Interference related issues ; Issues related to cross-correlation, spoofing or other methods of denial of service
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention relates to a satellite navigation receiver anti-jamming testing system and method, and belongs to the technical field of satellite navigation. The system comprises an upper computer, a navigation signal simulation source, an interference signal simulation source and a microwave unreflected chamber. Receiving antennas of a satellite navigation receiver are arranged in the microwave unreflected chamber. The navigation signal simulation source and the interference signal simulation source generate corresponding navigation message signals or interference signals through transmitting antennas arranged in the microwave unreflected chamber according to parameter signals issued by the upper computer. According to the satellite navigation receiver anti-jamming testing system and method, a satellite navigation receiving terminal performance testing platform is constructed by combining a signal source simulation device, the microwave unreflected chamber, the upper computer and other auxiliary devices. The testing platform breaks through the difficulty that a field test cannot be repeated, the interference modes are changeable, the platform can simulate a complex electromagnetic environment similar to the reality, and a basis is provided for the test of a Beidou satellite navigation receiving terminal.
Description
Technical field
The invention belongs to technical field of satellite navigation, be specifically related to a kind of satellite navigation receiver anti-interference test system and method.
Background technology
Flourish along with China's satellite navigation cause, the application of satellite navigation is more and more wider, and people are also more and more tightr for the needs of satellite navigation.But because navigation signal is very faint, satellite navigation receiver is easily subject to external interference.Therefore the interference free performance of satellite navigation receiver has become the important bottleneck of satellite navigation development.
At present, the interference free performance entirety of China's satellite navigation receiver has much room for improvement, and wherein there is scarce capacity for anti-interference means of testing.Traditional anti-interference method of testing adopts outdoor test, and test result depends on satellite situation, and buildings blocks and the impact such as periphery electromagnetic environment, and test result does not possess repeatability.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of satellite navigation receiver anti-interference test system and method, by component microwave dark room, the navigation message signals of launching simulation and undesired signal, the antijamming capability of test satellite navigation receiver.
Technical scheme of the present invention is: a kind of satellite navigation receiver anti-interference test system, comprise host computer, navigation signal dummy source, undesired signal dummy source and microwave dark room, the receiving antenna of satellite navigation receiver is placed in microwave dark room, the parameter signal that navigation signal dummy source and undesired signal dummy source issue according to host computer, produces corresponding navigation message signals or undesired signal by the emitting antenna being placed in microwave dark room.This system also comprises the telescoping shoring column for placing receiving antenna, and it is adjustable within the scope of ﹣ 45 ° ~ ﹢ 45 ° that receiving antenna realizes the elevation angle by telescoping shoring column.Described undesired signal dummy source comprises Radar Pulse Interference Source, Sweeping nonlinearity source, white noise interference source, mono-tone interference source, sawtooth wave interference source, signal madulation interference source and broadband/narrow-band interferer.Described test macro also comprises turntable, and emitting antenna is placed on turntable.Emitting antenna in described microwave dark room is provided with 9, and 8 emitting antennas are placed in 8 corners of microwave dark room respectively, and 1 is placed on turntable.
The anti-interference method of testing of a kind of satellite navigation receiver, it is characterized in that, the method comprises the following steps: step one, host computer carry out the setting of test parameter, and control navigation signal dummy source and undesired signal dummy source send navigation message signals or undesired signal respectively by emitting antenna; Rapid two, satellite navigation receiver is started working, and receives navigation message signals and undesired signal, and data results is returned to host computer; Step 3, by comparing the navigation message signals sending to satellite navigation receiver and the test result returning to host computer, analyze the anti-jamming effectiveness of satellite navigation receiver.Described step one comprises air to surface enforcement interference and arranges, and receiving antenna is placed in the middle part of darkroom, and the emitting antenna in microwave dark room 8 corners transmits simultaneously, and wherein, at least one launches navigation message signals, and undesired signal mostly is 7 most; Described step one comprises air to surface enforcement interference, and receiving antenna is placed in darkroom turntable, and transmission antennas transmit signal on four antennas on turntable opposite and turntable, wherein, at least one launches navigation message signals, and undesired signal mostly is 4 most.Described step one comprises ground-to-air enforcement interference, and receiving antenna is placed in the middle part of darkroom, and the emitting antenna in microwave dark room 8 corners transmits simultaneously, and wherein, at least one launches navigation message signals, and undesired signal mostly is 7 most.Described step one comprises the mixing interference of the positive and negative elevation angle, and receiving antenna is placed in the middle part of darkroom, and the emitting antenna in microwave dark room 8 corners transmits simultaneously, and wherein, at least one launches navigation message signals, and undesired signal mostly is 7 most.
The present invention has following good effect: binding signal source of the present invention analog machine, microwave dark room, host computer and other utility appliance build satellite navigation receiving end Testing Platform.This test platform breaks through the difficult problem that field testing can not repeat; Jamming signal type is variable, and this platform can be simulated close to real complex electromagnetic environment, and the test for Beidou satellite navigation receiving end provides basis.
Embodiment
Below by the description to embodiment, the specific embodiment of the present invention is as the effect of the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part and principle of work, manufacturing process and operation using method etc., be described in further detail, have more complete, accurate and deep understanding to help those skilled in the art to inventive concept of the present invention, technical scheme.
Satellite navigation receiving end anti-interference test system mainly comprises: host computer, navigation signal and undesired signal dummy source, microwave dark room, turntable etc., host computer, mainly realize System self-test, test scene builds, the setting of test parameter, parameter database preserve and the process of test data and result show, and the function such as the driving of instrument and turntable motion control.Navigation signal and undesired signal dummy source: the parameter information issued according to host computer, navigation signal produces corresponding signal to undesired signal dummy source.Wherein undesired signal dummy source mainly realizes that jamming signal type is changeable, the multiple signals Long-distance Control of power adjustable, reaches the object that undesired signal in test scene is complicated.Navigation signal dummy source produces the information such as ephemeris.Microwave dark room: be the indispensable part of this semi-matter simulating system, be mainly used to accept the signal that navigation signal and undesired signal dummy source produce, and acted on tested satellite navigation receiving end, turntable, being used for controlling the location status of navigation receiving end, is measure receiving end dynamic property indispensable part.
Undesired signal dummy source comprises Radar Pulse Interference Source, Sweeping nonlinearity source, white noise interference source, mono-tone interference source, sawtooth wave interference source, signal madulation interference source and broadband/narrow-band interferer.
The original emitting antenna of microwave dark room and each 1 pair of receiving antenna, cannot meet the demand of antenna array test to many disturbed tests scene construction.After darkroom is transformed, newly-increased 8 secondary emitting antennas and 1 secondary receiving antenna, and be distributed in the diverse location in space, darkroom, to meet many disturbed tests scene construction demand of multiple combination.Original emitting antenna is placed on turntable, and wherein 8 emitting antenna installation sites are positioned at each corner, darkroom, and newly-increased receiving antenna position is positioned in the middle part of darkroom, and all antenna horizontal levels are fixed, height adjustable.
The present invention is described from the different application pattern such as air to surface, ground-to-air the improved test scene mode of building in darkroom.First determine feasible receiving antenna installation site, then determine corresponding emitting antenna installation site further.The determination of receiving antenna and emitting antenna installation site need be considered to meet far field condition.
1) air to surface enforcement interference (the positive elevation angle) is for air to surface enforcement disturbed condition, and receiving antenna can be placed in the middle part of darkroom or turntable.
(1) receiving antenna is arranged on darkroom medium position, and the emitting antenna in microwave dark room 8 corners transmits simultaneously, and wherein, at least one launches navigation message signals, and undesired signal mostly is 7 most.
(2) receiving antenna is arranged on turntable, and transmission antennas transmit signal on four antennas on turntable opposite and turntable, wherein, at least one launches navigation message signals, and undesired signal mostly is 4 most.
2) ground-to-air enforcement interference (the negative elevation angle)
For ground-to-air enforcement disturbed condition, receiving antenna can only be arranged in the middle part of darkroom.If receiving antenna is arranged on revolving table position, must turn 90 degrees to the left or to the right (emitting antenna can be arranged on dorsal part to form the negative elevation angle), otherwise receiving antenna and emitting antenna will be caused apart from too small, not meet far field test condition; The emitting antenna in microwave dark room 8 corners transmits simultaneously, and wherein, at least one launches navigation message signals, and undesired signal mostly is 7 most.
3) situation (the positive and negative elevation angle all has) is mixed
For mixing situation, the existing interference from positive elevation direction, has again the interference of conceited elevation direction, and receiving antenna just can only be arranged on newly-increased darkroom medium position.Receiving antenna is arranged on darkroom medium position, and emitting antenna is arranged on newly-increased leaning on the antenna holder of corner.The emitting antenna in microwave dark room 8 corners transmits simultaneously, and wherein, at least one launches navigation message signals, and undesired signal mostly is 7 most.Receiving antenna is placed on telescoping shoring column, and the elevation angle is adjustable within the scope of ﹣ 45 ° ~ ﹢ 45 °.
Embodiment is to invention has been exemplary description above; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technical scheme is carried out; or design of the present invention and technical scheme directly applied to other occasion, all within protection scope of the present invention without to improve.
Claims (10)
1. a satellite navigation receiver anti-interference test system, it is characterized in that: comprise host computer, navigation signal dummy source, undesired signal dummy source and microwave dark room, the receiving antenna of satellite navigation receiver is placed in microwave dark room, the parameter signal that navigation signal dummy source and undesired signal dummy source issue according to host computer, produces corresponding navigation message signals or undesired signal by the emitting antenna being placed in microwave dark room.
2. satellite navigation receiver anti-interference test system according to claim 1, it is characterized in that: this system also comprises the telescoping shoring column for placing receiving antenna, it is adjustable within the scope of ﹣ 45 ° ~ ﹢ 45 ° that receiving antenna realizes the elevation angle by telescoping shoring column.
3. satellite navigation receiver anti-interference test system according to claim 1, is characterized in that: described undesired signal dummy source comprises Radar Pulse Interference Source, Sweeping nonlinearity source, white noise interference source, mono-tone interference source, sawtooth wave interference source, signal madulation interference source and broadband/narrow-band interferer.
4. satellite navigation receiver anti-interference test system according to claim 1, is characterized in that: described test macro also comprises turntable, and emitting antenna is placed on turntable.
5. satellite navigation receiver anti-interference test system according to claim 3, is characterized in that: the emitting antenna in described microwave dark room is provided with 9, and 8 emitting antennas are placed in 8 corners of microwave dark room respectively, and 1 is placed on turntable.
6. the anti-interference method of testing of the satellite navigation receiver according to claim 1-5 any one, it is characterized in that, the method comprises the following steps:
Step one, host computer carry out the setting of test parameter, and control navigation signal dummy source and undesired signal dummy source send navigation message signals or undesired signal respectively by emitting antenna;
Step 2, satellite navigation receiver are started working, and receive navigation message signals and undesired signal, and data results is returned to host computer;
Step 3, by comparing the navigation message signals sending to satellite navigation receiver and the test result returning to host computer, analyze the anti-jamming effectiveness of satellite navigation receiver.
7. the anti-interference method of testing of satellite navigation receiver according to claim 6, it is characterized in that: described step one comprises air to surface enforcement interference and arranges, receiving antenna is placed in the middle part of darkroom, the emitting antenna in microwave dark room 8 corners transmits simultaneously, wherein, at least one launches navigation message signals, and undesired signal mostly is 7 most.
8. the anti-interference method of testing of satellite navigation receiver according to claim 6, it is characterized in that: described step one comprises air to surface enforcement interference and arranges, receiving antenna is placed in darkroom turntable, transmission antennas transmit signal on four antennas on turntable opposite and turntable, wherein, at least one launches navigation message signals, and undesired signal mostly is 4 most.
9. the anti-interference method of testing of satellite navigation receiver according to claim 6, it is characterized in that: described step one comprises ground-to-air enforcement interference and arranges, receiving antenna is placed in the middle part of darkroom, the emitting antenna in microwave dark room 8 corners transmits simultaneously, wherein, at least one launches navigation message signals, and undesired signal mostly is 7 most.
10. satellite navigation receiver anti-interference test system according to claim 6, it is characterized in that: described step one comprises the mixing interference of the positive and negative elevation angle and arranges, receiving antenna is placed in the middle part of darkroom, the emitting antenna in microwave dark room 8 corners transmits simultaneously, wherein, at least one launches navigation message signals, and undesired signal mostly is 7 most.
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| CN201510154734.XA CN104698474A (en) | 2015-04-02 | 2015-04-02 | Satellite navigation receiver anti-jamming testing system and method |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106125102A (en) * | 2015-10-30 | 2016-11-16 | 北京自动化控制设备研究所 | A kind of anti-interference method of testing of satellite navigation multi-beam |
| CN106526623A (en) * | 2016-08-29 | 2017-03-22 | 北京华力创通科技股份有限公司 | Generation method and device for generating synthesized signal during satellite navigation anti-interference test |
| CN106646540A (en) * | 2016-12-23 | 2017-05-10 | 上海创远仪器技术股份有限公司 | Integrated desk-type signal simulation platform for satellite navigation anti-interference test, and application method for integrated desk-type signal simulation platform |
| CN107491611A (en) * | 2017-08-22 | 2017-12-19 | 湖南卫导信息科技有限公司 | A kind of anti-interference test scene design method based on microwave dark room antenna arrangement |
| CN107911833A (en) * | 2017-10-30 | 2018-04-13 | 深圳无线电检测技术研究院 | A kind of air interference test method and system |
| CN108225496A (en) * | 2016-12-15 | 2018-06-29 | 重庆川仪自动化股份有限公司 | Radar levelmeter echo-signal automatic testing equipment, method and system |
| CN108387911A (en) * | 2018-02-06 | 2018-08-10 | 深圳市摩尔环宇通信技术有限公司 | A kind of GPS tests system |
| CN109099802A (en) * | 2018-03-27 | 2018-12-28 | 中国人民解放军陆军工程大学 | The anti-interference test method of missile guidance control system and terminal device |
| CN109752734A (en) * | 2018-12-18 | 2019-05-14 | 联合汽车电子有限公司 | Microwave dark room GPS test macro and method |
| CN110190914A (en) * | 2018-05-22 | 2019-08-30 | 北京机电工程研究所 | Screening arrangement for the anti-interference satellite receiver test of aircraft |
| CN110672932A (en) * | 2019-11-14 | 2020-01-10 | 中国电子科技集团公司第五十四研究所 | Automatic calibration method for multi-antenna navigation darkroom test signal level |
| CN111025338A (en) * | 2019-12-26 | 2020-04-17 | 中国航天科工集团八五一一研究所 | Method for simulating complex electromagnetic environment of satellite navigation terminal |
| CN111337952A (en) * | 2020-05-18 | 2020-06-26 | 湖南卫导信息科技有限公司 | Signal online monitoring method and device for starry sky anti-interference test system |
| CN111366951A (en) * | 2020-03-30 | 2020-07-03 | 中国电子科技集团公司第五十四研究所 | Navigation signal multipath wireless test method based on microwave reverberation chamber |
| CN111665527A (en) * | 2019-03-05 | 2020-09-15 | 中国人民解放军空军研究院通信与导航研究所 | Satellite navigation terminal anti-interference test system and method for starry darkroom |
| CN113703010A (en) * | 2021-08-25 | 2021-11-26 | 上海机电工程研究所 | Pulse Doppler radar guided missile testing equipment and testing method thereof |
| CN114280635A (en) * | 2022-03-07 | 2022-04-05 | 湖南跨线桥航天科技有限公司 | Software and hardware collaborative simulation system and method based on navigation simulation source receiver |
| CN116027360A (en) * | 2023-03-22 | 2023-04-28 | 南京博网软件科技有限公司 | Beidou broadband interference resistant identification system |
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Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106125102B (en) * | 2015-10-30 | 2018-09-18 | 北京自动化控制设备研究所 | A kind of anti-interference test method of satellite navigation multi-beam |
| CN106125102A (en) * | 2015-10-30 | 2016-11-16 | 北京自动化控制设备研究所 | A kind of anti-interference method of testing of satellite navigation multi-beam |
| CN106526623A (en) * | 2016-08-29 | 2017-03-22 | 北京华力创通科技股份有限公司 | Generation method and device for generating synthesized signal during satellite navigation anti-interference test |
| CN108225496B (en) * | 2016-12-15 | 2020-02-21 | 重庆川仪自动化股份有限公司 | Radar level meter echo signal automatic testing device, method and system |
| CN108225496A (en) * | 2016-12-15 | 2018-06-29 | 重庆川仪自动化股份有限公司 | Radar levelmeter echo-signal automatic testing equipment, method and system |
| CN106646540A (en) * | 2016-12-23 | 2017-05-10 | 上海创远仪器技术股份有限公司 | Integrated desk-type signal simulation platform for satellite navigation anti-interference test, and application method for integrated desk-type signal simulation platform |
| CN107491611A (en) * | 2017-08-22 | 2017-12-19 | 湖南卫导信息科技有限公司 | A kind of anti-interference test scene design method based on microwave dark room antenna arrangement |
| CN107491611B (en) * | 2017-08-22 | 2021-02-26 | 湖南卫导信息科技有限公司 | Anti-interference test scene design method based on microwave darkroom antenna layout |
| CN107911833A (en) * | 2017-10-30 | 2018-04-13 | 深圳无线电检测技术研究院 | A kind of air interference test method and system |
| CN107911833B (en) * | 2017-10-30 | 2021-03-02 | 深圳无线电检测技术研究院 | Wireless interference test method and system |
| CN108387911A (en) * | 2018-02-06 | 2018-08-10 | 深圳市摩尔环宇通信技术有限公司 | A kind of GPS tests system |
| CN108387911B (en) * | 2018-02-06 | 2024-03-19 | 深圳市摩尔环宇通信技术有限公司 | GPS test system |
| CN109099802B (en) * | 2018-03-27 | 2020-06-09 | 中国人民解放军陆军工程大学 | Anti-interference test method for missile guidance control system and terminal equipment |
| CN109099802A (en) * | 2018-03-27 | 2018-12-28 | 中国人民解放军陆军工程大学 | The anti-interference test method of missile guidance control system and terminal device |
| CN110190914A (en) * | 2018-05-22 | 2019-08-30 | 北京机电工程研究所 | Screening arrangement for the anti-interference satellite receiver test of aircraft |
| CN110190914B (en) * | 2018-05-22 | 2021-10-19 | 北京机电工程研究所 | Shielding device for testing anti-interference satellite receiver of aircraft |
| CN109752734B (en) * | 2018-12-18 | 2023-11-10 | 联合汽车电子有限公司 | GPS test system and method for microwave darkroom |
| CN109752734A (en) * | 2018-12-18 | 2019-05-14 | 联合汽车电子有限公司 | Microwave dark room GPS test macro and method |
| CN111665527A (en) * | 2019-03-05 | 2020-09-15 | 中国人民解放军空军研究院通信与导航研究所 | Satellite navigation terminal anti-interference test system and method for starry darkroom |
| CN110672932A (en) * | 2019-11-14 | 2020-01-10 | 中国电子科技集团公司第五十四研究所 | Automatic calibration method for multi-antenna navigation darkroom test signal level |
| CN111025338A (en) * | 2019-12-26 | 2020-04-17 | 中国航天科工集团八五一一研究所 | Method for simulating complex electromagnetic environment of satellite navigation terminal |
| CN111366951A (en) * | 2020-03-30 | 2020-07-03 | 中国电子科技集团公司第五十四研究所 | Navigation signal multipath wireless test method based on microwave reverberation chamber |
| CN111366951B (en) * | 2020-03-30 | 2022-03-01 | 中国电子科技集团公司第五十四研究所 | Navigation signal multipath wireless test method based on microwave reverberation chamber |
| CN111337952A (en) * | 2020-05-18 | 2020-06-26 | 湖南卫导信息科技有限公司 | Signal online monitoring method and device for starry sky anti-interference test system |
| CN113703010B (en) * | 2021-08-25 | 2023-07-07 | 上海机电工程研究所 | Pulse Doppler radar guided missile testing equipment and testing method thereof |
| CN113703010A (en) * | 2021-08-25 | 2021-11-26 | 上海机电工程研究所 | Pulse Doppler radar guided missile testing equipment and testing method thereof |
| CN114280635A (en) * | 2022-03-07 | 2022-04-05 | 湖南跨线桥航天科技有限公司 | Software and hardware collaborative simulation system and method based on navigation simulation source receiver |
| CN116027360A (en) * | 2023-03-22 | 2023-04-28 | 南京博网软件科技有限公司 | Beidou broadband interference resistant identification system |
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Application publication date: 20150610 |