CN108594276A - Positioning and orientation system - Google Patents
Positioning and orientation system Download PDFInfo
- Publication number
- CN108594276A CN108594276A CN201810408552.4A CN201810408552A CN108594276A CN 108594276 A CN108594276 A CN 108594276A CN 201810408552 A CN201810408552 A CN 201810408552A CN 108594276 A CN108594276 A CN 108594276A
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- China
- Prior art keywords
- receiver module
- digital signal
- signal processor
- module
- chip
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 230000009977 dual effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 9
- 238000004891 communication Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/421—Determining position by combining or switching between position solutions or signals derived from different satellite radio beacon positioning systems; by combining or switching between position solutions or signals derived from different modes of operation in a single system
- G01S19/423—Determining position by combining or switching between position solutions or signals derived from different satellite radio beacon positioning systems; by combining or switching between position solutions or signals derived from different modes of operation in a single system by combining or switching between position solutions derived from different satellite radio beacon positioning systems
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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 present invention relates to positioning and orientation system, including digital signal processor, computer is connected with digital signal processor；Digital signal processor communicates interconnection with main receiver module, from receiver module, and main receiver module is connected with from receiver module；The master/slave antennas of the master/slave external GPS/BD2 of receiver module；First power module is electrically connected with main receiver module, from receiver module, digital signal processor；Second power supply module is electrically connected with main receiver module, from receiver module, the first/bis- electrical level transferring chip, buffer chip；The output end of the first/bis- electrical level transferring chip is connected with the input terminal of computer；The output end of buffer chip is connected with the input terminal of digital signal processor.Positioning and orientation system disclosed by the invention has the advantages that：1, signal continuity is good；2, positioning accuracy is high；3, highly reliable；4, it can realize that GPS/BD2 dual systems position direction finding.
Description
Technical field
The invention belongs to the communications fields, and in particular to positioning and orientation system.
Background technology
Chinese Beidou satellite navigation system (BeiDou Navigation Satellite System, BDS) be China from
The Global Satellite Navigation System that row is developed.It is after american global positioning system (GPS), Russian Glonass satellite navigation system
(GLONASS) satellite navigation system of third maturation after.
Beidou satellite navigation system is made of space segment, ground segment and user segment three parts, can whole day in the world
Time, round-the-clock provide high-precision, highly reliable positioning, navigation, time service service for all types of user, and have short message communication capacity,
Through tentatively having area navigation, positioning and a time service ability, 10 meters of positioning accuracy, 0.2 meter per second of rate accuracy, time service precision 10 receives
Second.Beidou satellite navigation system is the area navigation positioning system for having been provided with covering China and Asia-Pacific periphery various countries.
GPS geo-location system is the Aerospace Satellite of new generation navigation GPS positioning by land, sea, and air of U.S. joint research and development
System can provide the positioning such as round-the-clock accurate three-dimensional position, speed and time letter for aeroamphibious user in global range
Breath.
But individual GPS balls positioning system or Beidou satellite navigation system all have following disadvantage：1, single system is being believed
Number continuity, positioning accuracy and reliability have prodigious deficiency；It 2, cannot be by it when the interruption of the navigation Service of some system
His system completes user's navigation work.
Invention content
Goal of the invention：The present invention has made improvements in view of the above-mentioned problems of the prior art, i.e., the invention discloses positioning
Orientation system.
Technical solution：Positioning and orientation system, including GPS/BD2 primary antennas, GPS/BD2 from antenna, digital signal processor,
Main receiver module, from receiver module, computer, the first electrical level transferring chip, second electrical level conversion chip, buffer core
Piece, the first power module and second power supply module；
The computer is connected with the digital signal processor；
The digital signal processor respectively with the main receiver module, described communicate interconnection, institute from receiver module
Main receiver module is stated with described to be connected from receiver module；
The external GPS/BD2 primary antennas of main receiver module；
It is described from the external GPS/BD2 of receiver module from antenna；
First power module electrically connects with main receiver module, from receiver module, digital signal processor respectively
It connects, 5V voltages is provided for main receiver module, from receiver module, digital signal processor；
The second power supply module respectively with main receiver module, from receiver module, first electrical level transferring chip,
The second electrical level conversion chip, the buffer chip are electrically connected, for main receiver module, from receiver module, first
Electrical level transferring chip, second electrical level conversion chip, buffer chip provide the voltage of 3.3V；
The output end of first electrical level transferring chip is connected with the input terminal of the computer, for turning TTL signal
It is changed to RS232 signals；
The output end of the second electrical level conversion chip is connected with the input terminal of the computer；
The output end of the buffer chip is connected with the input terminal of the digital signal processor.
Further, the digital signal processor is TMS320F28335 chip modules.
Further, the first/bis- power module is PIN78060 power modules.
Further, the computer is connected with the digital signal processor by 422 serial ports.
Further, the main receiver module is connected from receiver module by serial ports with described.
Advantageous effect：Positioning and orientation system disclosed by the invention has the advantages that：
1, signal continuity is good；
2, positioning accuracy is high；
3, highly reliable；
4, it can realize that GPS/BD2 dual systems position direction finding, when the navigation Service interruption of some system, can continue by it
His system completes user's navigation work；
5, with RS422 communication modes, with 10Hz rate-adaptive pacemakers position, course, speed, pitch information.
Description of the drawings
Fig. 1 is the structure diagram of positioning and orientation system disclosed by the invention；
Fig. 2 a are the circuit diagram of the first power module；
Fig. 2 b are the circuit diagram of second power supply module；
Fig. 3 is the circuit diagram of digital signal processor；
Fig. 4 is the circuit diagram of main receiver module；
Fig. 5 is the circuit diagram from receiver module；
Fig. 6 is the circuit diagram of buffer chip；
Fig. 7 is the circuit diagram of the first electrical level transferring chip；
Fig. 8 is the circuit diagram of second electrical level conversion chip.
Specific implementation mode：
The specific implementation mode of the present invention is described in detail below.
As shown in Fig. 1~8, positioning and orientation system, including GPS/BD2 primary antennas, GPS/BD2 are from antenna, digital signal
Manage device, main receiver module, from receiver module, computer, the first electrical level transferring chip, second electrical level conversion chip, buffering
Device chip, the first power module and second power supply module；
Computer is connected with digital signal processor；
Digital signal processor communicates interconnection with main receiver module, from receiver module respectively, main receiver module with
It is connected from receiver module；
The external GPS/BD2 primary antennas of main receiver module；
From the external GPS/BD2 of receiver module from antenna；
First power module is electrically connected with main receiver module, from receiver module, digital signal processor respectively, is
Main receiver module provides 5V voltages from receiver module, digital signal processor；
Second power supply module is respectively with main receiver module, from receiver module, the first electrical level transferring chip, second electrical level
Conversion chip, buffer chip are electrically connected, for main receiver module, from receiver module, the first electrical level transferring chip, second
Electrical level transferring chip, buffer chip provide the voltage of 3.3V；
The output end of first electrical level transferring chip is connected with the input terminal of computer, for TTL signal to be converted to RS232
Signal；
The output end of second electrical level conversion chip is connected with the input terminal of computer；
The output end of buffer chip is connected with the input terminal of digital signal processor.
Further, digital signal processor is TMS320F28335 chip modules.
Further, the first/bis- power module is PIN78060 power modules.
Further, computer is connected with digital signal processor by 422 serial ports.
Further, main receiver module is connected with from receiver module by serial ports.
Embodiments of the present invention are elaborated above.But present invention is not limited to the embodiments described above,
Technical field those of ordinary skill within the scope of knowledge, can also do without departing from the purpose of the present invention
Go out various change.
Claims (5)
1. positioning and orientation system, which is characterized in that including GPS/BD2 primary antennas, GPS/BD2 from antenna, digital signal processor,
Main receiver module, from receiver module, computer, the first electrical level transferring chip, second electrical level conversion chip, buffer core
Piece, the first power module and second power supply module；
The computer is connected with the digital signal processor；
The digital signal processor respectively with the main receiver module, described communicate interconnection, the master from receiver module
Receiver module is connected with described from receiver module；
The external GPS/BD2 primary antennas of main receiver module；
It is described from the external GPS/BD2 of receiver module from antenna；
First power module is electrically connected with main receiver module, from receiver module, digital signal processor respectively, is
Main receiver module provides 5V voltages from receiver module, digital signal processor；
The second power supply module is respectively with main receiver module, from receiver module, first electrical level transferring chip, described
Second electrical level conversion chip, the buffer chip are electrically connected, for main receiver module, from receiver module, the first level
Conversion chip, second electrical level conversion chip, buffer chip provide the voltage of 3.3V；
The output end of first electrical level transferring chip is connected with the input terminal of the computer, for being converted to TTL signal
RS232 signals；
The output end of the second electrical level conversion chip is connected with the input terminal of the computer；
The output end of the buffer chip is connected with the input terminal of the digital signal processor.
2. positioning and orientation system according to claim 1, which is characterized in that the digital signal processor is
TMS320F28335 chip modules.
3. positioning and orientation system according to claim 1, which is characterized in that the first/bis- power module is
PIN78060 power modules.
4. positioning and orientation system according to claim 1, which is characterized in that the computer and the Digital Signal Processing
Device is connected by 422 serial ports.
5. positioning and orientation system according to claim 1, which is characterized in that the main receiver module with it is described from reception
Machine module is connected by serial ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810408552.4A CN108594276A (en) | 2018-05-02 | 2018-05-02 | Positioning and orientation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810408552.4A CN108594276A (en) | 2018-05-02 | 2018-05-02 | Positioning and orientation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108594276A true CN108594276A (en) | 2018-09-28 |
Family
ID=63620365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810408552.4A Pending CN108594276A (en) | 2018-05-02 | 2018-05-02 | Positioning and orientation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108594276A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112444835A (en) * | 2020-12-23 | 2021-03-05 | 卡斯柯信号有限公司 | Redundant train satellite positioning implementation method and device based on train tail equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6154170A (en) * | 1998-09-02 | 2000-11-28 | Trimble Navigation Limited | Enhanced attitude determination system using satellite navigation receiver with antenna multiplexing |
| CN205608190U (en) * | 2015-09-30 | 2016-09-28 | 广州华灿电子有限公司 | Big dipper GPS compass |
| CN105988126A (en) * | 2015-02-15 | 2016-10-05 | 潍坊果壳视界信息科技有限公司 | Multi-mode satellite navigation module applied in field of agricultural internet of things |
| CN205643718U (en) * | 2016-01-22 | 2016-10-12 | 南京达智通信技术有限责任公司 | GPSBD -2 high accuracy differential positioning device |
| CN206362934U (en) * | 2016-10-19 | 2017-07-28 | 北京七维航测科技股份有限公司 | Double antenna GNSS positioning and orienting devices |
-
2018
- 2018-05-02 CN CN201810408552.4A patent/CN108594276A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6154170A (en) * | 1998-09-02 | 2000-11-28 | Trimble Navigation Limited | Enhanced attitude determination system using satellite navigation receiver with antenna multiplexing |
| CN105988126A (en) * | 2015-02-15 | 2016-10-05 | 潍坊果壳视界信息科技有限公司 | Multi-mode satellite navigation module applied in field of agricultural internet of things |
| CN205608190U (en) * | 2015-09-30 | 2016-09-28 | 广州华灿电子有限公司 | Big dipper GPS compass |
| CN205643718U (en) * | 2016-01-22 | 2016-10-12 | 南京达智通信技术有限责任公司 | GPSBD -2 high accuracy differential positioning device |
| CN206362934U (en) * | 2016-10-19 | 2017-07-28 | 北京七维航测科技股份有限公司 | Double antenna GNSS positioning and orienting devices |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112444835A (en) * | 2020-12-23 | 2021-03-05 | 卡斯柯信号有限公司 | Redundant train satellite positioning implementation method and device based on train tail equipment |
| CN112444835B (en) * | 2020-12-23 | 2022-07-15 | 卡斯柯信号有限公司 | Redundant train satellite positioning implementation method and device based on train tail equipment |
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Application publication date: 20180928 |
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