CN108490466A - A kind of vehicle-mounted high-precision positioning device - Google Patents
A kind of vehicle-mounted high-precision positioning device Download PDFInfo
- Publication number
- CN108490466A CN108490466A CN201810290222.XA CN201810290222A CN108490466A CN 108490466 A CN108490466 A CN 108490466A CN 201810290222 A CN201810290222 A CN 201810290222A CN 108490466 A CN108490466 A CN 108490466A
- Authority
- CN
- China
- Prior art keywords
- module
- serial ports
- vehicle
- high accuracy
- voltage regulation
- Prior art date
- 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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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
- G01S19/38—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
-
- 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 present invention relates to a kind of vehicle-mounted high-precision positioning devices, including shell, integrated mainboard is set in shell, power module of voltage regulation, high accuracy positioning orientation module, serial ports output module, radio station module and double GNSS antennas are provided on the integrated mainboard, the power module of voltage regulation is electrically connected with high accuracy positioning orientation module, serial ports output module, 3 star multifrequency chips, the output connecting tube of the serial ports output module connected with outer casing side are set in the high accuracy positioning orientation module.Easy to install, at low cost, debugging is simple, and signal is more stable.
Description
Technical field
The present invention relates to vehicle driver examination systems, and in particular to a kind of vehicle-mounted high-precision positioning device.
Background technology
With the rapid development in modern Driving Test field, intelligence is increasingly favored by people, this is for vehicle driver
The requirement of examination system is also just higher and higher, particularly with vehicle-mounted positioning and directing requirement.But with regard to the positioning in current Driving Test field
Orienting device, most of is single star multifrequency (such as GPS navigation) or double star multifrequency (such as GPS navigation and BDS navigation), and precision is not very
It is high.And for Driving Test field, it provides and accurately judges that information is very important, existing vehicle-mounted high-precision positioning
Device positioning and directing trueness error is big, and high expensive, positioning signal is unstable, and device configuration is complicated, not only allows installation and debugging
Journey is complicated, takes time and effort and erroneous judgement can be caused to make troubles in examination often.
Invention content
It is an object of the present invention to provide a kind of vehicle-mounted high-precision positioning devices, solve the problems of the prior art, easy to install, at
This is low, and debugging is simple, and signal is more stable.
In order to achieve the goal above, the technical solution adopted by the present invention is：A kind of vehicle-mounted high-precision positioning device, including it is outer
Integrated mainboard is arranged in shell for shell, be provided on the integrated mainboard power module of voltage regulation, high accuracy positioning orientation module,
Serial ports output module, radio station module and double GNSS antennas, the power module of voltage regulation and high accuracy positioning orientation module, serial ports
Output module is electrically connected, and 3 star multifrequency chips are arranged in the high accuracy positioning orientation module, and the serial ports exports mould
The output connecting tube of block connected with outer casing side.
Further, the power module of voltage regulation uses TPS54360DDA chips.
Further, the serial ports output module uses MAX3232 chips.
Further, the radio station module is wireless data communication module.
The technical effects of the invention are that：The present invention uses 3 star multifrequency chips, i.e. GPS navigation system, BDS navigation system
With GNSS navigation system integrated chip, and GPS navigation system, BDS navigation system and GNSS navigation system can any switching laws.Using
Two signal antennas are arranged in double GNSS antennas, and good interference-resistance, stability are good, and 3 star multifrequency chips are fixed based on high accuracy positioning
To in module, signal is more stable, and error is accurate to a millimeter rank.And the present invention is using setting integrated mainboard, product in shell
It is small, it is easy to install using shell, it is at low cost using integrated mainboard, and sending instruction by serial ports output module can be into
Row configuration, the various data that output user needs, debugging are simple.
Description of the drawings
Fig. 1 is the side view of shell of the present invention；
Fig. 2 is the vertical view of shell of the present invention；
Fig. 3 is the structural plan of the integrated mainboard of the present invention.
Specific implementation mode
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.
With reference to attached drawing, a kind of vehicle-mounted high-precision positioning device, including shell, shell is interior to be arranged integrated mainboard, the collection
At be provided on mainboard power module of voltage regulation 10, high accuracy positioning orientation module 20, serial ports output module 30, radio station module 40 and
Double GNSS antennas 50, the power module of voltage regulation 10 and high accuracy positioning orientation module 20, serial ports output module 30 are electric respectively
It connects, 3 star multifrequency chips, 30 connected with outer casing of serial ports output module is set in the high accuracy positioning orientation module 20
The output connecting tube 60 of side.
Further, the power module of voltage regulation 10 uses TPS54360DDA chips.
Further, the serial ports output module 30 uses MAX3232 chips.
Further, the radio station module 40 is wireless data communication module.
The present invention uses 3 star multifrequency chips, i.e. GPS navigation system, BDS navigation system and GNSS navigation system to integrate core
Piece, and GPS navigation system, BDS navigation system and GNSS navigation system can any switching laws.Using double GNSS antennas 50, setting
Two signal antennas, good interference-resistance, stability are good, and 3 star multifrequency chips are based in high accuracy positioning orientation module 20, and signal is more
Stablize, error is accurate to a millimeter rank.And the present invention, using integrated mainboard is arranged in shell, small product size is small, using shell
It is easy to install, it is at low cost using integrated mainboard, and instruction is sent by serial ports output module 30 and can be carried out configuring, output is used
The various data that family needs, debugging are simple.
Vehicle-mounted high-precision positioning device of the present invention includes power module of voltage regulation 10, high accuracy positioning orientation module 20, serial ports
Output module 30 and radio station module 40 form.Power module of voltage regulation 10 is powered to other each function modules, radio station module 40
The differential data that base station is sent out is received, high accuracy positioning orientation module 20 handles GPS data and differential data, passes through string
Mouth output module 30 exports the data information needed for user.
Specifically, the function of each module and information interaction approach are in vehicle-mounted high-precision positioning device of the present invention：
1, power module of voltage regulation 10 is powered to other each function modules；
2, radio station module 30 receives the differential data information that base station is sent out, and is transmitted to high accuracy positioning orientation module 20；
3, the external double GNSS antennas 50 of high accuracy positioning orientation module 20 receive satellite-signal, while receiving radio station module 40
The differential data sent, and analyzing processing is carried out to them, the required data information of user is obtained, obtained number of users
According to issuing serial ports output module 30.
4, serial ports output module 30 carries out user data to be output to external equipment.
Again specifically, radio station module 40 is using the radio station compass in ancient China U30 module.This module is operated in the special frequency of UHF data transmissions
Section, working band is wide, co-channel interference is small, and operating temperature is -40 °~+85 °, small, is easily integrated, and supports a variety of logical
Interrogate agreement.
High accuracy positioning orientation module 20 uses compass in ancient China K728 modules.This module uses 3 star multifrequencies, has 100Hz original
The superpower processing capacity of data observation can directly export PJK plane coordinates.
For power module of voltage regulation 10 compared with similar regulator circuit, this circuit uses TPS54360DDA chips, has and more widens
Wide frequency-tuning range (100kHz~2.5MHz) is so that select that when output filter circuit efficiency and external module ruler can be taken into account
Very little optimization；Super wide range input voltage (4.5~60V) and adjustable undervoltage lockout make its tolerance surge shock resistance obtain
Strengthen, extremely low operating current (146 μ A when it is non-loaded i.e. switch deactivate when, when chip is not enabled, source current is only 2 μ A,
The typical efficiencies for meeting felicity condition are up to 96% and keep comparatively wide output loading range.Conducting resistance 92m Ω's is high-end
MOSFET has 3.5A follow currents, 4.5A minimum peak inductor current limit values, and -40~150 DEG C of chip ranges of operation.
Serial ports output module 30 uses MAX3232 chips, and simple circuit is low in energy consumption, up to 1Mbps rates.
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Claims (4)
1. a kind of vehicle-mounted high-precision positioning device, it is characterised in that：Including shell, integrated mainboard, the collection are set in shell
At being provided with power module of voltage regulation (10), high accuracy positioning orientation module (20), serial ports output module (30), radio station mould on mainboard
Block (40) and double GNSS antennas (50), the power module of voltage regulation (10) and high accuracy positioning orientation module (20), serial ports are defeated
Go out module (30) to be electrically connected, 3 star multifrequency chips, the serial ports are set in the high accuracy positioning orientation module (20)
The output connecting tube (60) of output module (30) connected with outer casing side.
2. a kind of vehicle-mounted high-precision positioning device according to claim 1, it is characterised in that：The power module of voltage regulation
(10) TPS54360DDA chips are used.
3. a kind of vehicle-mounted high-precision positioning device according to claim 1, it is characterised in that：The serial ports output module
(30) MAX3232 chips are used.
4. a kind of vehicle-mounted high-precision positioning device according to claim 1, it is characterised in that：The radio station module (40)
For wireless data communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810290222.XA CN108490466A (en) | 2018-04-03 | 2018-04-03 | A kind of vehicle-mounted high-precision positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810290222.XA CN108490466A (en) | 2018-04-03 | 2018-04-03 | A kind of vehicle-mounted high-precision positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108490466A true CN108490466A (en) | 2018-09-04 |
Family
ID=63318254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810290222.XA Pending CN108490466A (en) | 2018-04-03 | 2018-04-03 | A kind of vehicle-mounted high-precision positioning device |
Country Status (1)
| Country | Link |
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| CN (1) | CN108490466A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205404812U (en) * | 2016-02-03 | 2016-07-27 | 石家庄市经纬度科技有限公司 | High accuracy positioning orientation equipment based on compass navigation satellite system |
| CN106291632A (en) * | 2016-07-21 | 2017-01-04 | 芜湖航飞科技股份有限公司 | A kind of vehicle carried pick device based on triones navigation system |
| CN206618862U (en) * | 2017-03-27 | 2017-11-07 | 北斗国科（武汉）测绘技术有限公司 | A kind of sub_meter position terminal |
| CN208140941U (en) * | 2018-04-03 | 2018-11-23 | 安徽国华光电技术有限公司 | A kind of vehicle-mounted high-precision positioning device |
-
2018
- 2018-04-03 CN CN201810290222.XA patent/CN108490466A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205404812U (en) * | 2016-02-03 | 2016-07-27 | 石家庄市经纬度科技有限公司 | High accuracy positioning orientation equipment based on compass navigation satellite system |
| CN106291632A (en) * | 2016-07-21 | 2017-01-04 | 芜湖航飞科技股份有限公司 | A kind of vehicle carried pick device based on triones navigation system |
| CN206618862U (en) * | 2017-03-27 | 2017-11-07 | 北斗国科（武汉）测绘技术有限公司 | A kind of sub_meter position terminal |
| CN208140941U (en) * | 2018-04-03 | 2018-11-23 | 安徽国华光电技术有限公司 | A kind of vehicle-mounted high-precision positioning device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180904 |
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| RJ01 | Rejection of invention patent application after publication |