CN105204042A - High-precision GPS/BDS ship-mounted receiver - Google Patents
High-precision GPS/BDS ship-mounted receiver Download PDFInfo
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- CN105204042A CN105204042A CN201510680672.6A CN201510680672A CN105204042A CN 105204042 A CN105204042 A CN 105204042A CN 201510680672 A CN201510680672 A CN 201510680672A CN 105204042 A CN105204042 A CN 105204042A
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- bds
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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
- G01S19/33—Multimode operation in different systems which transmit time stamped messages, e.g. GPS/GLONASS
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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 discloses a high-precision GPS/BDS ship-mounted receiver which comprises a broadcasting station receiving plate module, a BDS/GPS high-precision bi-module positioning plate module, a high-precision orientation plate module, an AIS information receiving module, a mother plate, a front panel, a rear panel and a working power supply circuit, wherein the output end of a base station is connected with the input end of the broadcasting station receiving plate module; the output end of the broadcasting station receiving plate module is connected with the first input end of the BDS/GPS high-precision bi-module positioning plate module; the output end of the AIS information receiving module is connected with the input end of the high-precision orientation plate module; the output end of the high-precision orientation plate module is connected with the second input end of the BDS/GPS high-precision bi-module positioning plate module. The high-precision GPS/BDS ship-mounted receiver is convenient to use, and high in positioning accuracy.
Description
Technical field
The present invention relates to electronic information technical field, be specifically related to a kind of high-precision GPS/BDS boat-carrying receiver.
Background technology
Digit broadcasting system may be used for providing such as radio and TV service.Multiple service can be provided in the signal by multiplexing mode.Time slicing is for the time-multiplexed type in digital audio broadcasting DAB system.In such systems, the service that may comprise different radio power station is assigned the airtime section in broadcast singal.Therefore, such as, each service can rebuiltly be transmitted with the time the forming continuous print audio service upper burst be separated by as a series of.Time slicing is favourable because receiver device once with the service synchronization received desired by it, just can by correspond to desired service burst between time in be turned off, save power thus.
Receiver is a Circuits System with following composition: antenna, wave filter, amplifier, A/D converter.The navigator fix signal that gps satellite sends is a kind of information resources shared for hundreds of thousands of subscribers.For the users in land, ocean and space, as long as user has the receiving equipment that can receive, follow the tracks of, convert and measure gps signal, i.e. gps signal receiver, just at any time can carry out navigator fix measurement with gps signal.Can receive the signal of many gps satellites, in order to be separated the signal of the different satellites received, to realize tracking to satellite-signal, process and measurement, the device with such function is called aerial signal passage simultaneously.
The split-second precision standard that this kind of receiver of time service type receiver mainly utilizes gps satellite to provide carries out time service, is usually used in time synchronized in astronomical observatory and radio communication.
At present, the high high-precision GPS of a kind of positioning precision/BDS boat-carrying receiver is lacked.
Summary of the invention
Because the existence of the problems referred to above, the invention provides the high high-precision GPS of a kind of positioning precision/BDS boat-carrying receiver.
Technical matters solved by the invention can realize by the following technical solutions: a kind of high-precision GPS of the present invention/BDS boat-carrying receiver, and described high-precision GPS/BDS boat-carrying receiver comprises radio station dash receiver module, BDS/GPS high precision bimodulus location-plate module, high-precision fixed to plate module, AIS information receiving module, motherboard, front panel, rear panel and working power circuit;
The outer setting of described high-precision GPS/BDS boat-carrying receiver has the power supply of communication controler, base station and outside;
The output terminal of described base station is connected with the input end of radio station dash receiver module, the output terminal of described radio station dash receiver module is connected with the first input end of BDS/GPS high precision bimodulus location-plate module, the output terminal of described AIS information receiving module is connected with the high-precision fixed input end to plate module, and the described high-precision fixed output terminal to plate module is connected with the second input end of BDS/GPS high precision bimodulus location-plate module; The output terminal of described BDS/GPS high precision bimodulus location-plate module is connected with communication controler; Described high-precision GPS/BDS boat-carrying receiver is connected with outside power supply by electric connection line; The power supply of described outside is connected with working power circuit; Described motherboard is provided with radio station dash receiver module, BDS/GPS high precision bimodulus location-plate module, high-precision fixed to plate module, AIS information receiving module and working power circuit; Described front panel is connected by fixture with motherboard respectively with rear panel.
Further, described high-precision GPS/BDS boat-carrying receiver outer setting has housing.
Further, described front panel is provided with liquid crystal touch screen, human body infrared induction pick-up, action button and two GNSS radio frequency interfaces;
Described communication controler is connected with liquid crystal touch screen, human body infrared induction pick-up, action button, two GNSS radio frequency interfaces respectively.
Further, described two GNSS radio frequency interfaces are a UHF interface and an AIS board radio frequency interface.
Further, described front panel is also provided with the first Temperature Humidity Sensor; Described rear panel is provided with the second Temperature Humidity Sensor; Described first Temperature Humidity Sensor, the second Temperature Humidity Sensor are connected with communication controler respectively.
Beneficial effect: apparatus structure of the present invention, easy to use, positioning precision is high, and the split type receiver antenna design of high flexible, can be applied to various attitude measurement system, can provide static or dynamic platform accurate course, pitch attitude angle in real time.High-precision GPS/BDS Shipborne terminal will realize high-precision locating and orienting, and wherein the realization of high-precision fixed bit function depends on the differential correctional that bank base station station is broadcast.After Shipborne terminal receives differential correctional, correcting self measuring the pseudorange obtained, obtaining the pseudo range observed quantity that precision is higher, and then improving positioning precision.In coastal waters and cruiseway, this mode can the time positioning precision of about 1 meter.
Compared with prior art, tool of the present invention has the following advantages:
(1) BDS/GPS high precision bimodulus location-plate module utilizes the differential corrections received to carry out pseudo range difference location, realizes hi-Fix, is responsible for the high-precision fixed observation data sending BDS/GPS high precision bimodulus location-plate module to plate module simultaneously.Adopt BDS/GPS double-core double star four GNSS module frequently, can locate by single BDS or single GPS, also can co-located; Single complete equipment can realize hi-Fix, position angle and the angle of pitch or roll angle is measured; High dynamic data exports, and data updating rate supports 1Hz, 2Hz, 5Hz; Built-in 2000 volts of Phototube Coupling, effectively carry out over-current over-voltage protection to receiver, Lightning proof; Diode-built-in function of power protection, can connect instead by anti-power positive cathode; Support automatic difference, difference scheme supports RTCM2.X, RTCM3.X and CMR; Two power interfaces, two serial ports, meet the use of more demands.100MB internal storage data stores, and automatically can record raw data.
(2) the high-precision fixed observation data utilizing the BDS/GPS high precision bimodulus location-plate module received to plate module, makes difference with the observation data of self, calculates attitude angle, deflection and the angle of pitch of the baseline that carrier two antennas are formed.Adopt BDS+GPS dual system five high Online Integer engine frequently, the double star really realizing BDS+GPS resolves, adapt to more badly, more remote localizing environment, support GPS/BDS single system location-independent and the multisystem combined location of BDS+GPS, hardware size, interface, data command and import mainboard are compatible.
(3) dash receiver module in radio station receives the differential corrections of bank base base station, then sends to BDS/GPS high precision bimodulus location-plate module by serial ports.Radio station dash receiver module manufactures in strict accordance with technical grade product technological design, adopts the frequency synthesis technique of superhet double conversion circuit and advanced person, has the outstanding advantages such as high reliability, high sensitivity, low error rate, anti-infection ability be strong.Adopt temperature-compensation circuit, frequency stability reaches ± 1.5ppm, and operating ambient temperature range can reach-40 DEG C-+85 DEG C, and low in energy consumption, volume is little.
Accompanying drawing explanation
Fig. 1 is generalized schematic of the present invention;
Fig. 2 is structural representation of the present invention;
Wherein: 1 radio station dash receiver module, 2BDS/GPS high precision bimodulus location-plate module, 3 high-precision fixed to plate module, 4AIS information receiving module, 5 base stations, 6 communication controlers, 7 motherboards, 8 front panels, 9 rear panels, 10 housings.
Embodiment
Be described further below with reference to the technique effect of accompanying drawing to design of the present invention, concrete structure and generation, to understand object of the present invention, characteristic sum effect fully.
As depicted in figs. 1 and 2, a kind of high-precision GPS of the present invention/BDS boat-carrying receiver, described high-precision GPS/BDS boat-carrying receiver comprises radio station dash receiver module 1, BDS/GPS high precision bimodulus location-plate module 2, high-precision fixed to plate module 3, AIS information receiving module 4, motherboard 7, front panel 8, rear panel 9 and working power circuit;
The outer setting of described high-precision GPS/BDS boat-carrying receiver has the power supply of communication controler 6, base station 5 and outside;
The output terminal of described base station 5 is connected with the input end of radio station dash receiver module 1, the output terminal of described radio station dash receiver module 1 is connected with the first input end of BDS/GPS high precision bimodulus location-plate module 2, the output terminal of described AIS information receiving module 4 is connected with the high-precision fixed input end to plate module 2, and the described high-precision fixed output terminal to plate module 3 is connected with the second input end of BDS/GPS high precision bimodulus location-plate module 2; The output terminal of described BDS/GPS high precision bimodulus location-plate module 2 is connected with communication controler 6; Described high-precision GPS/BDS boat-carrying receiver is connected with outside power supply by electric connection line; The power supply of described outside is connected with working power circuit; Described motherboard 7 is provided with radio station dash receiver module 1, BDS/GPS high precision bimodulus location-plate module 2, high-precision fixed to plate module 3, AIS information receiving module 4 and working power circuit; Described front panel 8 is connected by fixture with motherboard 7 respectively with rear panel 9.
The signal of the differential data of described base station 5 inputs described high-precision GPS/BDS boat-carrying receiver, described radio station dash receiver module 1 is by the signal of differential data input BDS/GPS high precision bimodulus location-plate module 2, described AIS information receiving module 4 is by high-precision fixed to plate module 3 for the input of the signal of the information such as around ship position, the described high-precision fixed signal input BDS/GPS high precision bimodulus location-plate module 2 exporting this ship directional information and surrounding vessel position information to plate module 3, described BDS/GPS high precision bimodulus location-plate module 2 exports data-signal to communication controler.AIS information receiving module 4 receives the AIS information that bank base is broadcast, and then information is sent to radio station dash receiver module 1 by data signals of serial.
Described motherboard 7 is responsible for providing power supply and various signaling interface to other board and parts.Motherboard 7 adopts the TPS54360 power supply chip of Texas Instrument; this integrated chip MOSFET; support 1% leading reference precision; support wide input voltage and the industry maximum temperature range of 4.5V-60V; support 3.5A persistent current, 4.5A minimum peak inductor current limit value, and have overheated, overvoltage and frequency to turn back protection.
Described high-precision GPS/BDS boat-carrying receiver outer setting has housing 10.
Described front panel 8 is provided with liquid crystal touch screen, human body infrared induction pick-up, action button and two GNSS radio frequency interfaces;
Described communication controler 6 is connected with liquid crystal touch screen, human body infrared induction pick-up, action button, two GNSS radio frequency interfaces respectively.
Described two GNSS radio frequency interfaces are a UHF interface and an AIS board radio frequency interface.
Described front panel 8 is also provided with the first Temperature Humidity Sensor; Described rear panel 9 is provided with the second Temperature Humidity Sensor; Described first Temperature Humidity Sensor, the second Temperature Humidity Sensor are connected with communication controler 6 respectively.
Table 1 is performance index of the present invention, and table 1 is as follows:
As shown in Table 1, apparatus structure of the present invention, easy to use, positioning precision is high, and the split type receiver antenna design of high flexible, can be applied to various attitude measurement system, can provide static or dynamic platform accurate course, pitch attitude angle in real time.
High-precision GPS/BDS Shipborne terminal will realize high-precision locating and orienting, and wherein the realization of high-precision fixed bit function depends on the differential correctional that bank base station station is broadcast.After Shipborne terminal receives differential correctional, correcting self measuring the pseudorange obtained, obtaining the pseudo range observed quantity that precision is higher, and then improving positioning precision.In coastal waters and cruiseway, this mode can the time positioning precision of about 1 meter.
Compared with prior art, tool of the present invention has the following advantages:
(1) BDS/GPS high precision bimodulus location-plate module 2 utilizes the differential corrections received to carry out pseudo range difference location, realize hi-Fix, be responsible for the high-precision fixed observation data sending BDS/GPS high precision bimodulus location-plate module 2 to plate module 3 simultaneously.Adopt BDS/GPS double-core double star four GNSS module frequently, can locate by single BDS or single GPS, also can co-located; Single complete equipment can realize hi-Fix, position angle and the angle of pitch or roll angle is measured; High dynamic data exports, and data updating rate supports 1Hz, 2Hz, 5Hz; Built-in 2000 volts of Phototube Coupling, effectively carry out over-current over-voltage protection to receiver, Lightning proof; Diode-built-in function of power protection, can connect instead by anti-power positive cathode; Support automatic difference, difference scheme supports RTCM2.X, RTCM3.X and CMR; Two power interfaces, two serial ports, meet the use of more demands.100MB internal storage data stores, and automatically can record raw data.
(2) the high-precision fixed observation data utilizing the BDS/GPS high precision bimodulus location-plate module 2 received to plate module 3, makes difference with the observation data of self, calculates attitude angle, deflection and the angle of pitch of the baseline that carrier two antennas are formed.Adopt BDS+GPS dual system five high Online Integer engine frequently, the double star really realizing BDS+GPS resolves, adapt to more badly, more remote localizing environment, support GPS/BDS single system location-independent and the multisystem combined location of BDS+GPS, hardware size, interface, data command and import mainboard are compatible.
(3) radio station dash receiver module 1 receives the differential corrections of bank base base station, then sends to BDS/GPS high precision bimodulus location-plate module 2 by serial ports.Radio station dash receiver module 1 manufactures in strict accordance with technical grade product technological design, adopts the frequency synthesis technique of superhet double conversion circuit and advanced person, has the outstanding advantages such as high reliability, high sensitivity, low error rate, anti-infection ability be strong.Adopt temperature-compensation circuit, frequency stability reaches ± 1.5ppm, and operating ambient temperature range can reach-40 DEG C-+85 DEG C, and low in energy consumption, volume is little.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technician in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (5)
1. high-precision GPS/BDS boat-carrying receiver, is characterized in that: described high-precision GPS/BDS boat-carrying receiver comprises radio station dash receiver module, BDS/GPS high precision bimodulus location-plate module, high-precision fixed to plate module, AIS information receiving module, motherboard, front panel, rear panel and working power circuit;
The outer setting of described high-precision GPS/BDS boat-carrying receiver has the power supply of communication controler, base station and outside;
The output terminal of described base station is connected with the input end of radio station dash receiver module, the output terminal of described radio station dash receiver module is connected with the first input end of BDS/GPS high precision bimodulus location-plate module, the output terminal of described AIS information receiving module is connected with the high-precision fixed input end to plate module, and the described high-precision fixed output terminal to plate module is connected with the second input end of BDS/GPS high precision bimodulus location-plate module; The output terminal of described BDS/GPS high precision bimodulus location-plate module is connected with communication controler; Described high-precision GPS/BDS boat-carrying receiver is connected with outside power supply by electric connection line; The power supply of described outside is connected with working power circuit; Described motherboard is provided with radio station dash receiver module, BDS/GPS high precision bimodulus location-plate module, high-precision fixed to plate module, AIS information receiving module and working power circuit; Described front panel is connected by fixture with motherboard respectively with rear panel.
2. high-precision GPS according to claim 1/BDS boat-carrying receiver, is characterized in that: described high-precision GPS/BDS boat-carrying receiver outer setting has housing.
3. high-precision GPS according to claim 1/BDS boat-carrying receiver, is characterized in that: described front panel is provided with liquid crystal touch screen, human body infrared induction pick-up, action button and two GNSS radio frequency interfaces;
Described communication controler is connected with liquid crystal touch screen, human body infrared induction pick-up, action button, two GNSS radio frequency interfaces respectively.
4. high-precision GPS according to claim 3/BDS boat-carrying receiver, is characterized in that: described two GNSS radio frequency interfaces are a UHF interface and an AIS board radio frequency interface.
5. high-precision GPS according to claim 3/BDS boat-carrying receiver, is characterized in that: described front panel is also provided with the first Temperature Humidity Sensor; Described rear panel is provided with the second Temperature Humidity Sensor; Described first Temperature Humidity Sensor, the second Temperature Humidity Sensor are connected with communication controler respectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510680672.6A CN105204042A (en) | 2015-10-20 | 2015-10-20 | High-precision GPS/BDS ship-mounted receiver |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510680672.6A CN105204042A (en) | 2015-10-20 | 2015-10-20 | High-precision GPS/BDS ship-mounted receiver |
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Cited By (3)
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| CN106487401A (en) * | 2016-10-12 | 2017-03-08 | 武汉大学 | A kind of AIS receiver based on Super heterodyne principle |
| CN108923842A (en) * | 2018-07-17 | 2018-11-30 | 千寻位置网络有限公司 | Star the more algorithm fusions of one high-precision locating method, system and terminal |
| CN109991573A (en) * | 2019-03-20 | 2019-07-09 | 珠海云航智能技术有限公司 | Ship localization method, computer readable storage medium and terminal device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106487401A (en) * | 2016-10-12 | 2017-03-08 | 武汉大学 | A kind of AIS receiver based on Super heterodyne principle |
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Application publication date: 20151230 |