CN104635245A - Positioning function detection system of satellite signal navigation receiver and detection method thereof - Google Patents

Positioning function detection system of satellite signal navigation receiver and detection method thereof Download PDF

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Publication number
CN104635245A
CN104635245A CN201510059946.XA CN201510059946A CN104635245A CN 104635245 A CN104635245 A CN 104635245A CN 201510059946 A CN201510059946 A CN 201510059946A CN 104635245 A CN104635245 A CN 104635245A
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China
Prior art keywords
signal
satellite
navigation
bds
mode
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CN201510059946.XA
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Inventor
马志超
胡立志
胥婕
张裕
董莲
徐亮
李明
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Shanghai Institute of Measurement and Testing Technology
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Shanghai Institute of Measurement and Testing Technology
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Priority to CN201510059946.XA priority Critical patent/CN104635245A/en
Publication of CN104635245A publication Critical patent/CN104635245A/en
Pending legal-status Critical Current

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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

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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 provides a positioning function detection system of a satellite signal navigation receiver. The positioning function detection system comprises a multi-mode satellite signal simulator and a positioning state monitoring system, wherein the multi-mode satellite signal simulator is used for setting and outputting a single-mode navigation signal or a multi-mode navigation signal of a BDS (Beidou satellite) or a GPS (global positioning system), the satellite signal navigation receiver is used for receiving the single-mode navigation signal or the multi-mode navigation signal, and the positioning state monitoring system is used for judging whether the satellite signal navigation receiver successfully positions or not according to the output information of the satellite signal navigation receiver, so as to judge whether the satellite signal navigation receiver supports a particular navigation system or not. The method has the advantages that the operation can be completed under the laboratory environment, so the convenience and controllability are realized, and the influence on the outside environment is less; the method is suitable for the wired testing environment based on cables and the wireless testing environment based on microwave dark rooms, can detect the BDS/GPS double-mode positioning function of the satellite navigation receiver, and can also provide the technical basis for the detection of the BDS/GPS double-mode receiver.

Description

The positioning function detection system of satellite-signal navigation neceiver and detection method thereof
Technical field
The present invention relates to technical field of satellite navigation, particularly relate to a kind of positioning function detection system and detection method thereof of satellite-signal navigation neceiver.
Background technology
Along with Beidou satellite navigation and positioning system (BDS) covers in feasible region, Asian-Pacific area property, Big Dipper industry is developed rapidly, and supports that all kinds of navigation neceivers of BDS/GPS bimodulus positioning function also become the focus of current research.Support that the receiver (hereinafter referred to as dual mode receiver) of BDS/GPS bimodulus positioning function has following three features:
1. can support BDS/GPS Navsat bimodulus co-located pattern;
2. under dual-mode of operation state its positioning precision than higher under single mode operation pattern;
3. can, when GPS or BDS occurs abnormal, utilize another available navigation system to realize location.
Therefore dual mode receiver supports GPS single mode, BDS single mode and BDS/GPS Intelligent dual-mode three kinds of station-keeping modes, and compared with existing GPS single mode receiver, this kind of receiver has stronger adaptive capacity to environment.In the near future, dual mode receiver will progressively replace GPS single mode receiver, and become the first-selected product of associated user.
According to the feature of dual mode receiver, station-keeping mode test is the effective ways whether Verification Receiver possesses BDS/GPS bimodulus positioning function.Verification Receiver is needed whether to possess following functions during test:
1. the two navigational system of BDS and GPS can be utilized to realize co-located simultaneously;
2. can without only utilize during available gps signal BDS signal realize location;
3. can without only utilize during available BDS signal gps signal realize location.
If realize location then illustrate that tested dual mode receiver possesses BDS/GPS bimodulus positioning function in each situation above.
Present navigation receiver test environment is mainly divided into outdoor testing environment and analog detection environment, and in above two kinds of environment, station-keeping mode test exists following problem:
1. although receiver can receive the navigation signal from GPS and BDS two systems in environment out of doors, and accurately can show searching star situation, but user accurately cannot differentiate what rely on when tested receiver is successfully located is single navigational system or dual system; When therefore testedly cannot judge receiver positioning calculation out of doors in environment, whether two Iarge-scale system exist master slave relation, therefore also cannot judge whether tested receiver can utilize these two navigational system simultaneously;
2., due to the duty of uncontrollable two large navigational system, therefore cannot judge whether tested receiver can at steady operation under triangular web;
3. in analog detection environment, the general multi-mode satellite signal simulator that uses provides navigation signal, although in this context can the duty of manual control two Iarge-scale system, still lacking the navigational system relied on when high efficient and reliable ground method of testing differentiates receiver location be single system or dual system.
In sum, whether current detection satellite navigation receiver supports the method for BDS/GPS bimodulus positioning function still cannot accurately judge, and whether receiver can utilize two systems realization location simultaneously, also accurately cannot judge whether whether receiver can be able to utilize another system to realize location when triangular web does not work.
Summary of the invention
In order to solve the technical matters in background technology, the invention provides a kind of positioning function detection system of satellite-signal navigation neceiver, comprising
Multi-mode satellite signal simulator, for generating multiple single mode navigation signal respectively or generating multimode navigation signal, receives for described satellite-signal navigation neceiver; And
According to the output information of described satellite-signal navigation neceiver, positioning states supervisory system, for judging whether described satellite-signal navigation neceiver successfully locates.
Optionally, the positioning function detection system of satellite-signal navigation neceiver also comprises navigation signal control system, exports the information such as the pattern of navigation signal, power, time and customer location for controlling described multi-mode satellite signal simulator.
Optionally, described multi-mode satellite signal simulator is for generating GPS single mode navigation signal, BDS single mode navigation signal or BDS/GPS bimodulus navigation signal.
The present invention also provides a kind of detection method of the positioning function detection system as above-mentioned satellite-signal navigation neceiver, comprises the following steps:
Multi-mode satellite signal simulator generates GPS single mode navigation signal;
Satellite-signal navigation neceiver receives GPS single mode navigation signal and judges whether receiver successfully locates by positioning states supervisory system, if successfully locate, judges that GPS single mode locator meams supported by described satellite-signal navigation neceiver;
Multi-mode satellite signal simulator closes GPS single mode navigation signal, switches and generates BDS single mode navigation signal;
Satellite-signal navigation neceiver receives BDS single mode navigation signal and judges whether receiver successfully locates by positioning states supervisory system, if successfully locate, judges that BDS single mode locator meams supported by described satellite-signal navigation neceiver;
Multi-mode satellite signal simulator closes BDS single mode navigation signal, switches and generates BDS/GPS bimodulus navigation signal;
Satellite-signal navigation neceiver receives BDS/GPS bimodulus navigation signal and judges whether receiver successfully locates by positioning states supervisory system, if successfully locate, judges that BDS/GPS bimodulus locator meams supported by described satellite-signal navigation neceiver.
Optionally, the scene generating GPS single mode navigation signal is static scene, and arrange visible satellite quantity and be not less than 4, visible satellite signal power is not less than-130dBm.
Optionally, the scene generating BDS/GPS bimodulus navigation signal is static scene, arranges that visible gps satellite quantity is 2, BDS number of satellite is 3, and visible satellite signal power is not less than-130dBm.
Optionally, the scene generating GPS single mode navigation signal is static scene, and arrange visible satellite quantity and be not less than 4, visible satellite signal power is not less than-130dBm.
Optionally, before the positioning function detection system work of described satellite-signal navigation neceiver, first open described multi-mode satellite signal simulator to realize preheating.
Optionally, the time of described preheating is more than 30 minutes.
Optionally, before described multi-mode satellite signal simulator switches generation signal, described satellite-signal navigation neceiver first performs reset operation, and all priori navigation datas and temporal information were lost efficacy.
The invention provides a kind of positioning function detection system and detection method thereof of satellite-signal navigation neceiver, both two navigational system whether can be utilized to realize location by rationally arranging BDS and GPS satellites in view number resolution receiver simultaneously, also accurately can judge whether receiver normally can work under single system.The method can complete in laboratory environment, therefore convenient, controlled, be affected by the external environment little, and be applicable to the wired test environment based on cable and the wireless test environment based on microwave dark room, the detection of satellite navigation receiver BDS/GPS bimodulus positioning function can be realized, for the testing of BDS/GPS dual mode receiver provides technical basis.
Accompanying drawing explanation
The positioning function detection system that Fig. 1 is satellite-signal navigation neceiver described in one embodiment of the invention connects the detection schematic diagram of satellite-signal navigation neceiver.
Embodiment
Because whether current detection satellite navigation receiver supports the method for BDS/GPS bimodulus positioning function still cannot accurately judge, whether receiver can utilize two systems to realize location simultaneously, also accurately cannot judge whether whether receiver can be able to utilize another system to realize location when triangular web does not work.Inventor proposes a kind of utilization and supports that the multimodal satellite navigation simulator of BDS and GPS provides controlled navigation satellite signal, the navigational system relied on when making both by rationally arranging BDS and GPS satellites in view number resolution receiver location is single system or dual system, also accurately can judge whether receiver normally works under energy single system or dual system.
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, makes advantages and features of the invention clearer.It should be noted that, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, the aid illustration embodiment of the present invention lucidly.
The invention provides a kind of positioning function detection system of satellite-signal navigation neceiver, as shown in Figure 1, in the present embodiment, detection system comprises: multi-mode satellite signal simulator, navigation signal control system and the positioning states supervisory system of supporting BDS and GPS.Wherein multi-mode satellite signal simulator can generate GPS single mode navigation signal, BDS single mode navigation signal and BDS/GPS bimodulus navigation signal; Navigation signal control system controls multi-mode satellite signal simulator and exports the pattern of navigation signal, power, time and customer position information, such as, select that GPS single mode detects scene, BDS single mode detects scene and BDS/GPS bimodulus detects scene; According to the output information of tested receiver, positioning states supervisory system can judge whether receiver successfully locates.
The present invention also provides the detection method of the positioning function detection system of above-mentioned satellite-signal navigation neceiver, comprises the following steps:
(1) open and support the multi-mode satellite signal simulator of BDS and GPS and more than preheating 30min.
(2) satellite-signal navigation neceiver start, and perform reset operation all priori navigation datas and temporal information were lost efficacy.
(3) multi-mode satellite signal simulator generates GPS single mode navigation signal.
(4) satellite-signal navigation neceiver receives GPS single mode navigation signal and judges whether receiver successfully locates by positioning states supervisory system, if successfully locate, judges that GPS single mode locator meams supported by described satellite-signal navigation neceiver.Concrete, simulator simulated scenario selects GPS single mode to detect scene by navigation signal control system, and this scene is static scene, only exports gps satellite signal, and visible satellite quantity is not less than 4, and visible satellite signal power is not less than-130dBm.
(5) multi-mode satellite signal simulator closes GPS single mode navigation signal, switches and generates BDS single mode navigation signal.
(6) satellite-signal navigation neceiver receives BDS single mode navigation signal and judges whether receiver successfully locates by positioning states supervisory system, if successfully locate, judges that BDS single mode locator meams supported by described satellite-signal navigation neceiver.Concrete, simulator simulated scenario selects BDS single mode to detect scene by navigation signal control system, and this scene is static scene, and only export BDS signal, visible satellite quantity is not less than 4, and visible satellite signal power is not less than-130dBm.
(7) multi-mode satellite signal simulator closes BDS single mode navigation signal, switches and generates BDS/GPS bimodulus navigation signal.
(8) satellite-signal navigation neceiver receives BDS/GPS bimodulus navigation signal and judges whether receiver successfully locates by positioning states supervisory system, if successfully locate, judges that BDS/GPS bimodulus locator meams supported by described satellite-signal navigation neceiver.Concrete, simulator simulated scenario selects BDS/GPS bimodulus to detect scene by navigation signal control system, this scene is static scene, export GPS and BDS signal simultaneously, start to simulate and arrange that visible gps satellite quantity is 2, BDS number of satellite is 3, visible satellite signal power is not less than-130dBm.
Preferably, above-mentioned multi-mode satellite signal simulator is before each switching generates signal, and tested receiver first performs reset operation, and all priori navigation datas and temporal information were lost efficacy, to reach better Detection results.
Be described in further detail the present invention below.
The first, open the multi-mode satellite signal simulator more than preheating 30min of supporting BDS and GPS.Receiver is started shooting, and performs reset operation all priori navigation datas and temporal information were lost efficacy.Receiver is connected with positioning states supervisory system and ensures the original locator data (NEMA-0183 form) that positioning states supervisory system normally can receive receiver and exports.
Second, simulator simulated scenario selects GPS single mode to detect scene, this scene is static scene, arranges simulated time and stand-by time (as 00h00min-2014 on February 1st, 2014 00h30min on February 1), selects the corresponding navigation frequency point of satellite navigation signals (L1, L2 as GPS), arranges transit square angle value (as N31 °, E121 °) in scene; Start simulator and ensure only to export gps satellite signal, visible satellite quantity is not less than 4, and visible satellite signal power is not less than-130dBm.Whether satellite-signal access receiver also can successfully be located by positioning states supervisory system determination receiver, then judges that GPS single mode locator meams supported by receiver if successfully locate.
3rd, close GPS single mode and detect scene, switching simulated scenario is that BDS single mode detects scene, this scene is static scene, arranges simulated time and stand-by time (as 00h00min-2014 on February 1st, 2014 00h30min on February 1), selects the corresponding navigation frequency point of satellite navigation signals (B1, B2 as BDS), arranges transit square angle value (as N31 °, E121 °) in scene; Start simulator and ensure only to export BDS signal, visible satellite quantity is not less than 4, and visible satellite signal power is not less than-130dBm.By positioning states supervisory system, satellite-signal access receiver also judges whether receiver successfully locates, if locate then receiver to support BDS single mode locator meams.
4th, receiver performs reset operation makes all priori navigation datas and temporal information lose efficacy.
5th, close BDS single mode and detect scene, switching simulated scenario is that BDS/GPS Intelligent dual-mode detects scene, this scene is static scene, simulated time and stand-by time (as 00h00min-2014 on February 1st, 2014 00h30min on February 1) are set in scene, select the corresponding navigation frequency point of satellite navigation signals (as B1, B2 of BDS, L1, L2 of GPS), transit square angle value (as N31 °, E121 °) is set; Start simulator and ensure to export GPS and BDS signal simultaneously, visible gps satellite quantity is 2, BDS number of satellite is 3, and visible satellite signal power is not less than-130dBm.By positioning states supervisory system, satellite-signal access receiver also judges whether receiver successfully locates, if successfully locate then receiver to support BDS/GPS Intelligent dual-mode mode of operation.
Finally, according to above testing result, as receiver supports that GPS single mode, BDS single mode and BDS/GPS Intelligent dual-mode locator meams then judge that receiver possesses BDS/GPS bimodulus positioning function simultaneously.
The invention provides a kind of positioning function detection system and detection method thereof of satellite-signal navigation neceiver, both two navigational system whether can be utilized to realize location by rationally arranging BDS and GPS satellites in view number resolution receiver simultaneously, also accurately can judge whether receiver normally can work under single system.The method can complete in laboratory environment, therefore convenient, controlled, be affected by the external environment little, and be applicable to the wired test environment based on cable and the wireless test environment based on microwave dark room, the detection of satellite navigation receiver BDS/GPS bimodulus positioning function can be realized, for the testing of BDS/GPS dual mode receiver provides technical basis.
Obviously, those skilled in the art can carry out various change and modification to invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.

Claims (10)

1. a positioning function detection system for satellite-signal navigation neceiver, is characterized in that, comprise
Multi-mode satellite signal simulator, for generating multiple single mode navigation signal respectively or generating multimode navigation signal, receives for described satellite-signal navigation neceiver; And
According to the output information of described satellite-signal navigation neceiver, positioning states supervisory system, for judging whether described satellite-signal navigation neceiver successfully locates.
2. the positioning function detection system of satellite-signal navigation neceiver as claimed in claim 1, it is characterized in that, also comprising navigation signal control system, exporting the information such as the pattern of navigation signal, power, time and customer location for controlling described multi-mode satellite signal simulator.
3. the positioning function detection system of satellite-signal navigation neceiver as claimed in claim 1, it is characterized in that, described multi-mode satellite signal simulator is for generating GPS single mode navigation signal, BDS single mode navigation signal or BDS/GPS bimodulus navigation signal.
4. a detection method for the positioning function detection system of satellite-signal navigation neceiver as claimed in claim 3, is characterized in that, comprise the following steps:
Multi-mode satellite signal simulator generates GPS single mode navigation signal;
Satellite-signal navigation neceiver receives GPS single mode navigation signal and judges whether receiver successfully locates by positioning states supervisory system, if successfully locate, judges that GPS single mode locator meams supported by described satellite-signal navigation neceiver;
Multi-mode satellite signal simulator closes GPS single mode navigation signal, switches and generates BDS single mode navigation signal;
Satellite-signal navigation neceiver receives BDS single mode navigation signal and judges whether receiver successfully locates by positioning states supervisory system, if successfully locate, judges that BDS single mode locator meams supported by described satellite-signal navigation neceiver;
Multi-mode satellite signal simulator closes BDS single mode navigation signal, switches and generates BDS/GPS bimodulus navigation signal;
Satellite-signal navigation neceiver receives BDS/GPS bimodulus navigation signal and judges whether receiver successfully locates by positioning states supervisory system, if successfully locate, judges that BDS/GPS bimodulus locator meams supported by described satellite-signal navigation neceiver.
5. the detection method of the positioning function detection system of satellite-signal navigation neceiver as claimed in claim 4, it is characterized in that, the scene generating GPS single mode navigation signal is static scene, and arrange visible satellite quantity and be not less than 4, visible satellite signal power is not less than-130dBm.
6. the detection method of the positioning function detection system of satellite-signal navigation neceiver as claimed in claim 4, it is characterized in that, the scene generating BDS/GPS bimodulus navigation signal is static scene, arrange that visible gps satellite quantity is 2, BDS number of satellite is 3, visible satellite signal power is not less than-130dBm.
7. the detection method of the positioning function detection system of satellite-signal navigation neceiver as claimed in claim 4, it is characterized in that, the scene generating GPS single mode navigation signal is static scene, and arrange visible satellite quantity and be not less than 4, visible satellite signal power is not less than-130dBm.
8. the detection method of the positioning function detection system of satellite-signal navigation neceiver as claimed in claim 4, it is characterized in that, before the positioning function detection system work of described satellite-signal navigation neceiver, first open described multi-mode satellite signal simulator to realize preheating.
9. the detection method of the positioning function detection system of satellite-signal navigation neceiver as claimed in claim 8, it is characterized in that, the time of described preheating is more than 30 minutes.
10. the detection method of the positioning function detection system of satellite-signal navigation neceiver as claimed in claim 4, it is characterized in that, before described multi-mode satellite signal simulator switches generation signal, described satellite-signal navigation neceiver first performs reset operation, and all priori navigation datas and temporal information were lost efficacy.
CN201510059946.XA 2015-02-05 2015-02-05 Positioning function detection system of satellite signal navigation receiver and detection method thereof Pending CN104635245A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106093979A (en) * 2016-05-26 2016-11-09 马志超 A kind of method and apparatus detecting navigation neceiver positioning performance
CN107229058A (en) * 2017-06-22 2017-10-03 秦圣智 Method, device and satellite-signal detection device that satellite-signal is transmitted safely
CN110471093A (en) * 2019-08-22 2019-11-19 深圳市元征科技股份有限公司 A kind of satellite navigation test macro, method and apparatus
CN111045041A (en) * 2019-11-29 2020-04-21 交通运输部长江通信管理局 Single-Beidou/multi-mode compatible working mode automatic switching method and device for satellite receiver

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106093979A (en) * 2016-05-26 2016-11-09 马志超 A kind of method and apparatus detecting navigation neceiver positioning performance
CN107229058A (en) * 2017-06-22 2017-10-03 秦圣智 Method, device and satellite-signal detection device that satellite-signal is transmitted safely
CN107229058B (en) * 2017-06-22 2019-12-24 秦圣智 Method and device for safely transmitting satellite signals and satellite signal detection equipment
CN110471093A (en) * 2019-08-22 2019-11-19 深圳市元征科技股份有限公司 A kind of satellite navigation test macro, method and apparatus
CN111045041A (en) * 2019-11-29 2020-04-21 交通运输部长江通信管理局 Single-Beidou/multi-mode compatible working mode automatic switching method and device for satellite receiver

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Inventor after: Ma Zhichao

Inventor after: Hu Lizhi

Inventor after: Xu Jie

Inventor after: Sang Yu

Inventor after: Dong Lian

Inventor after: Xu Liang

Inventor after: Li Ming

Inventor before: Ma Zhichao

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Application publication date: 20150520