CN106772489A - A kind of electronic railway carriage or compartment lorry carries monitoring system and method - Google Patents
A kind of electronic railway carriage or compartment lorry carries monitoring system and method Download PDFInfo
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- CN106772489A CN106772489A CN201611025871.4A CN201611025871A CN106772489A CN 106772489 A CN106772489 A CN 106772489A CN 201611025871 A CN201611025871 A CN 201611025871A CN 106772489 A CN106772489 A CN 106772489A
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- vehicle
- monitor terminal
- big dipper
- differential
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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
- G01S19/38—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
- G01S19/40—Correcting position, velocity or attitude
- G01S19/41—Differential correction, e.g. DGPS [differential GPS]
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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
Monitoring system and method is carried the invention discloses a kind of electronic railway carriage or compartment lorry, including BEI-DOU position system, vehicle monitor terminal, Big Dipper differential system, data monitor center and front-end client, the Big Dipper differential system is communicated with vehicle monitor terminal and BEI-DOU position system simultaneously, vehicle monitor terminal is connected with data monitor center communication, and data monitor center is connected with front-end customer end communication.Big Dipper differential system is communicated with vehicle monitor terminal and Big Dipper position location satellite simultaneously, and send to vehicle monitor terminal positioning differential data, electric automobile is carried monitor terminal and is modified using the Big Dipper location data that positioning differential data docks receipts simultaneously, finally gives high-precision satellite location data.
Description
Technical field
The invention belongs to location systems art field, and in particular to a kind of electronic railway carriage or compartment lorry carries monitoring system and method.
Background technology
Current social communications and transportation is flourishing, and people use vehicle positioning one at present to vehicle positioning requirement more and more higher
As be to be built based on GPS/BD alignment systems, this vehicle-mounted monitoring system only possesses most basic monitor video storage, video
The functions such as net biography, location information upload, map denotation and vehicle scheduling, are the most common vehicle positionings used on current market
System.This alignment system is influenceed due to the blind area by satellite-signal, the low factor of positioning precision, the positioning letter that client is reported
After map denotation, its positional information differs greatly breath with vehicle physical location, here it is the positioning " sideslip " that we often say is existing
As, it is difficult to meet the actual demand of people.
At the same time, the applied business based on the location information, such as on city bus using intelligent scheduling function, call out the stops
Also there is dispatch command and assigns mistake, bus station situations such as report by mistake often in function etc., gives people trip and Consumer's Experience is caused
Very big influence.As can be seen here, the Vehicular video monitoring system for how providing higher precision is urgently to be resolved hurrily in whole industry
Technical barrier.
The content of the invention
According to above the deficiencies in the prior art, the technical problems to be solved by the invention are to propose that a kind of electronic railway carriage or compartment lorry is carried
Monitoring system and method, is modified by Big Dipper differential system to location data.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：A kind of electronic railway carriage or compartment goods vehicle-mounted monitoring system,
Including BEI-DOU position system, vehicle monitor terminal, Big Dipper differential system, data monitor center and front-end client, the Big Dipper
Differential system is communicated with vehicle monitor terminal and BEI-DOU position system simultaneously, and vehicle monitor terminal is communicated with data monitor center and connected
Connect, data monitor center is connected with front-end customer end communication.
Used as the preferred embodiment of the present invention program, the Big Dipper differential system includes that satellite monitoring center and multiple are solid
Determine reference station, satellite monitoring is provided centrally with differential server, and fixed reference website is communicated with differential server, differential service
Device is connected with vehicle monitor terminal communication.The vehicle monitor terminal include Big Dipper positioning terminal, communication module, correcting module,
Call out the stops module, scheduler module, coding module, memory module, camera, display and microphone, Big Dipper positioning terminal is by communication
Module connection BEI-DOU position system, Big Dipper differential system and data monitor center.The communication module includes dial-up connection module
And wifi module.
A kind of electronic railway carriage or compartment lorry carries monitoring method, comprises the following steps：Step one：Electricity, system root on vehicle monitor terminal
Judge network access mode according to hardware configuration, set up network connection with Big Dipper differential system and data monitor center respectively；Step
Two：Vehicle monitor terminal is registered to Big Dipper differential system, sets up data transmission relations, and send a rough coordinates；It is synchronous to
Data monitor center is registered, and sets up data transmission relations；Step 3：Vehicle monitor terminal is actively judged whether effectively first
Location data, if in the presence of if receive Big Dipper location information, if without if continue monitor；Step 4：Vehicle monitor terminal receives north
The compensation differential data of the Big Dipper framing signal that bucket differential system sends；Step 5：With the positioning differential data for receiving to vehicle-mounted
The location data that monitor terminal is received is modified, and obtains revised location data.
Used as the preferred embodiment of the present invention program, the step 4 is specially：Big Dipper differential system receives vehicle-mounted prison
After the rough coordinates positional information that control terminal sends, one group of nearest fixed reference website is automatically selected, sent out according to these websites
The information come, changes the orbit error of big-dipper satellite alignment system, and differential data is sent to vehicle monitor terminal, realizes accurate
It is determined that position.
The localization method also includes step：Step one：The location information module that is respectively sent to call out the stops is analyzed place
Reason, send video encoding module to carry out video superposition, is most sent to data server through communication module afterwards；Step 2：Vehicle-mounted monitoring
Terminal receives the audio frequency and video request instruction that data monitor center is issued, and extracts related audio, video data and is sent to data monitoring
Center；Step 3：Vehicle monitor terminal receives the dispatch command that data monitor center is issued, and is broadcast after scheduled resume module
Report treatment.
The localization method also includes step：Data monitor center receives the registration from vehicle monitor terminal, forwards car
Carry video, positioning, driving states information to front-end client that monitor terminal is uploaded；Registration of the reception from front-end client,
Dispatch command, and it is forwarded to vehicle monitor terminal.
Present invention has the advantages that:Big Dipper differential system is communicated with vehicle monitor terminal and Big Dipper position location satellite simultaneously, and
Positioning differential data is sent to vehicle monitor terminal, while electric automobile carries monitor terminal being received using positioning differential data docking
Big Dipper location data be modified, finally give high-precision satellite location data.
Brief description of the drawings
The mark in the content and figure expressed by this specification accompanying drawing is briefly described below：
Fig. 1 is the monitoring system network topological diagram of specific embodiment of the invention.
Fig. 2 is the monitoring system structured flowchart of specific embodiment of the invention.
Fig. 3 is the Big Dipper differential system theory diagram of specific embodiment of the invention.
Specific embodiment
Below by the description to embodiment, specific embodiment of the invention such as shape, the structure of involved each component
Make, mutual alignment and annexation, the effect of each several part and operation principle, manufacturing process and the side of operating between each several part
Method etc., is described in further detail, and has completeer to inventive concept of the invention, technical scheme to help those skilled in the art
Whole, accurate and deep understanding.
The present invention proposes that a kind of electronic railway carriage or compartment lorry carries monitoring system and method, and its positioning principle can substantially solve what is faced
" sideslip " problem；The system includes：BEI-DOU position system, vehicle monitor terminal and data monitor center, also including Big Dipper difference
System, described Big Dipper differential system is communicated with vehicle monitor terminal and Big Dipper position location satellite simultaneously, and will position differential data
Send to electric motor car Special vehicle-mounted monitor terminal, the Big Dipper received is docked using positioning differential data by Special vehicle-mounted monitor terminal
Location data is modified, and obtains high-precision satellite location data.
As shown in figure 1, electronic railway carriage or compartment goods vehicle-mounted monitoring system proposed by the present invention includes：Big Dipper position location satellite 1, vehicle-mounted monitoring
Terminal 2, Big Dipper differential system 3 and data monitor center 4.Big Dipper differential system 3 and data monitor center 4 can put together,
Can also be provided separately.Data monitor center communicates with front-end customer PC terminals 5 and/or front-end customer mobile terminal 6.
As shown in figure 3, Big Dipper differential system includes：Satellite monitoring center 31 and at least one set of fixed reference website 32, Gu
Determine the centrally disposed differential server communication of reference station and satellite monitoring, differential server is according to fixed reference website and vehicle-mounted
The positional information calculation of monitor terminal goes out to position differential data and sends to vehicle monitor terminal 2.
Multiple fixed reference websites 32 constitute a virtual reference station network (VRS), each fixed reference website not directly to
Car-mounted terminal user sends any update information, but all of initial data is issued into Big Dipper differential system by wireless network
3.Meanwhile, vehicle mobile terminals user first passes through the satellite monitoring center 31 that 3G/4G communicates to Big Dipper differential system before work
A rough coordinates are sent, after satellite monitoring center receives this positional information, according to customer location, is automatically selected by computer
One group of optimal fixed reference website, according to the information that fixed reference website is sent, the overall rail for correcting BEI-DOU position system
Road error；Then high-precision differential correcting data are issued vehicle-mounted shifting by the error that ionosphere, troposphere and atmospheric refraction cause
Dynamic terminal.The effect of this differential corrections data generates a virtual reference base station equivalent to beside vehicle mobile terminals,
Ensure that the positioning precision of vehicle mobile terminals user.
As shown in Fig. 2 vehicle monitor terminal 2 includes：Big Dipper positioning terminal, the positioning for receiving Big Dipper position location satellite 1
Information；Communication module, is connected for setting up wireless network with Big Dipper differential system 3 and data monitor center 4, and communication module includes
Dial-up connection module (3G/4G base stations) and wifi module；Correcting module, the positioning difference for receiving BEI-DOU position system transmission
Data are simultaneously compensated and corrected to the satellite location data that vehicle-mounted monitoring center receives；Call out the stops module, be connected with external microphone, use
In report monitoring information；Scheduler module, for receiving the dispatch command that data server 4 is issued, and the dispatch command is processed
Telegraph tractator station's resume module afterwards；Coding module, for the video counts of the location data that receives Big Dipper positioning terminal and vehicle-mounted reception
According to video overlap-add procedure is carried out, the trace information of vehicle can be accurately shown during so as to synchronized playback；And memory.Vehicle-mounted monitoring
The external microphone 21 of terminal 2, converses for report or display information, site information and with Surveillance center；Camera 22, for gathering
Video image；Light-emitting diode display 23, for showing video and associated vehicle status information.Vehicle-mounted monitoring system passes through camera 22
Collection audio, video data simultaneously send vehicle monitor terminal 2 to be encoded, the storage that coded data storage is carried in vehicle monitor terminal 2
On device, and data monitor center 4 is uploaded to through wireless network.
Data monitor center 4 receives the registration from vehicle monitor terminal 2, forwards the video of vehicle monitor terminal 2, determines
Position, driving states information to front-end customer PC terminals 5, front-end customer mobile terminal 6, such as mobile phone；Storage vehicle monitor terminal 2
The video data of upload；Receive from the front-end customer PC terminals 5, registration of front-end customer mobile terminal 6, dispatch command, and turn
It is sent to vehicle monitor terminal 2.
The basic functional principle of the electronic railway carriage or compartment goods vehicle-mounted monitoring system of the present invention includes：
1st, start vehicle-mounted monitoring system 2, set up the network connection with Big Dipper differential system 3 and obtain Big Dipper framing signal
Compensation differential data；
2nd, send vehicle monitor terminal to be processed the positioning differential data of acquisition, obtain high-precision location information；
3rd, the high-precision location information module that is respectively sent to call out the stops is analyzed treatment, send video encoding module to enter
Row video is superimposed, and is most sent to data server 4 through communication module afterwards；Other driving states information can also be according to system configuration
Send to data monitor center 4；
4th, vehicle-mounted monitoring system 2 receives the audio frequency and video request instruction that data monitor center 4 is issued, and extracts related audio frequency and video
Data Concurrent is sent to data monitor center 4；
5th, vehicle-mounted monitoring system 2 receives the dispatch command that data monitor center 4 is issued, and is broadcast after scheduled resume module
Report treatment；
6th, data monitor center 4 receives the registration from vehicle monitor terminal 2；What forwarding vehicle monitor terminal 2 was uploaded regards
Frequently, positioning, driving states information to front end pc client 5, front end cell-phone customer terminal 6；Receive from front end pc client 5, preceding
Registration, the dispatch command of cell-phone customer terminal 6 are held, and is forwarded to vehicle monitor terminal 2.
Vehicle monitor terminal 2 is prefixed the report parameter of 3G/4G module standards when dispatching from the factory, user can also be aobvious using LED
Display screen 23 sets dialing parameters.On vehicle monitor terminal 2 after electricity, system automatically selects corresponding module and is added according to hardware configuration
Carry.
Vehicle-mounted monitoring method based on BEI-DOU position system proposed by the present invention comprises the following steps：
The first step：Start electric motor car, while electric on vehicle monitor terminal, system judges network access side according to hardware configuration
Formula, sets up network connection with Big Dipper differential system and data monitor center respectively；
Second step：System is actively registered to Big Dipper differential system, is set up data transmission relations, and is sent an outline and sits
Mark；It is synchronous to be registered to data monitor center, set up data transmission relations；
3rd step：Start vehicle-mounted monitoring system terminal, effective location data is actively judged whether first, if in the presence of
Big Dipper location information is then received, is monitored if the continuation without if；
4th step：The data of system active synchronization Big Dipper differential system, and obtain the Big Dipper check the mark system transmission poor location
Divided data；
5th step：The location data that vehicle monitor terminal is received is modified with the positioning differential data for receiving, is obtained
Revised high accuracy positioning data, and by the high accuracy positioning data is activation to data monitor center；
6th step：Judge whether electric motor car current location meets input instruction requirement, if then to high accuracy positioning data
Shown or reported.
Wherein, after the 4th step Big Dipper differential system receives the rough coordinates positional information of vehicle monitor terminal transmission, by counting
Calculation machine automatically selects one group of nearest fixed reference website, and according to the information that these websites are sent, global revision big-dipper satellite is determined
The orbit error of position system；The error that ionosphere, troposphere and atmospheric refraction cause, and by high-precision differential data send to
Vehicle monitor terminal, realizes being accurately positioned.
The present invention is exemplarily described above, it is clear that the present invention is implemented and is not subject to the restrictions described above,
As long as employing the improvement of various unsubstantialities that method of the present invention design and technical scheme are carried out, or not improved this is sent out
Bright design and technical scheme directly applies to other occasions, within protection scope of the present invention.Protection of the invention
Scope should be determined by the scope of protection defined in the claims.
Claims (8)
1. a kind of electronic railway carriage or compartment goods vehicle-mounted monitoring system, it is characterised in that including BEI-DOU position system, vehicle monitor terminal, the Big Dipper
Differential system, data monitor center and front-end client, the Big Dipper differential system are simultaneously fixed with vehicle monitor terminal and the Big Dipper
Position system communication, vehicle monitor terminal is connected with data monitor center communication, and data monitor center connects with front-end customer end communication
Connect.
2. electronic railway carriage or compartment goods vehicle-mounted monitoring system according to claim 1, it is characterised in that the Big Dipper differential system includes
Satellite monitoring center and multiple fixed reference websites, satellite monitoring are provided centrally with differential server, fixed reference website and difference
Sub-server is communicated, and differential server is connected with vehicle monitor terminal communication.
3. electronic railway carriage or compartment goods vehicle-mounted monitoring system according to claim 1, it is characterised in that the vehicle monitor terminal includes
It is Big Dipper positioning terminal, communication module, correcting module, module of calling out the stops, scheduler module, coding module, memory module, camera, aobvious
Show device and microphone, Big Dipper positioning terminal is connected in BEI-DOU position system, Big Dipper differential system and data monitoring by communication module
The heart.
4. electronic railway carriage or compartment goods vehicle-mounted monitoring system according to claim 1, it is characterised in that the communication module includes dialing
Link block and wifi module.
5. the monitoring method of the electronic railway carriage or compartment goods vehicle-mounted monitoring system according to claim 1-4 any one, it is characterised in that
Comprise the following steps：
Step one：Electricity on vehicle monitor terminal, system judges network access mode according to hardware configuration, respectively with Big Dipper difference system
System and data monitor center set up network connection；
Step 2：Vehicle monitor terminal is registered to Big Dipper differential system, is set up data transmission relations, and is sent an outline and sits
Mark；It is synchronous to be registered to data monitor center, set up data transmission relations；
Step 3：Vehicle monitor terminal actively judges whether effective location data first, determines if the Big Dipper is received in the presence of if
Position information, monitors if the continuation without if；
Step 4：Vehicle monitor terminal receives the compensation differential data of the Big Dipper framing signal that Big Dipper differential system sends；
Step 5：The location data that vehicle monitor terminal is received is modified with the positioning differential data for receiving, is corrected
Location data afterwards.
6. electronic railway carriage or compartment lorry according to claim 5 carries monitoring method, it is characterised in that the step 4 is specially：North
After bucket differential system receives the rough coordinates positional information of vehicle monitor terminal transmission, one group of nearest fixed reference is automatically selected
Website, according to the information that these websites are sent, changes the orbit error of big-dipper satellite alignment system, and by differential data send to
Vehicle monitor terminal, realizes being accurately positioned.
7. electronic railway carriage or compartment lorry according to claim 5 carries monitoring method, it is characterised in that the localization method also includes step
Suddenly：
Step one：The location information module that is respectively sent to call out the stops is analyzed treatment, is sent video encoding module to carry out video and is folded
Plus, most sent to data server through communication module afterwards；
Step 2：Vehicle monitor terminal receives the audio frequency and video request instruction that data monitor center is issued, and extracts related audio frequency and video
Data Concurrent is sent to data monitor center；
Step 3：Vehicle monitor terminal receives the dispatch command that data monitor center is issued, and is broadcast after scheduled resume module
Report treatment.
8. electronic railway carriage or compartment lorry according to claim 7 carries monitoring method, it is characterised in that the localization method also includes step
Suddenly：Data monitor center receives the registration from vehicle monitor terminal, video, positioning, OK that forwarding vehicle monitor terminal is uploaded
Car status information is to front-end client；The registration from front-end client, dispatch command are received, and is forwarded to vehicle-mounted monitoring end
End.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611025871.4A CN106772489A (en) | 2016-11-22 | 2016-11-22 | A kind of electronic railway carriage or compartment lorry carries monitoring system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611025871.4A CN106772489A (en) | 2016-11-22 | 2016-11-22 | A kind of electronic railway carriage or compartment lorry carries monitoring system and method |
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| Publication Number | Publication Date |
|---|---|
| CN106772489A true CN106772489A (en) | 2017-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611025871.4A Pending CN106772489A (en) | 2016-11-22 | 2016-11-22 | A kind of electronic railway carriage or compartment lorry carries monitoring system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107563533A (en) * | 2017-09-14 | 2018-01-09 | 广东天唯北斗信息科技有限公司 | Network based on high-precision BEI-DOU position system about car terminal |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103592667A (en) * | 2013-11-27 | 2014-02-19 | 深圳瑞信视讯技术有限公司 | Vehicle-mounted monitoring system and method based on Beidou navigation system |
-
2016
- 2016-11-22 CN CN201611025871.4A patent/CN106772489A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103592667A (en) * | 2013-11-27 | 2014-02-19 | 深圳瑞信视讯技术有限公司 | Vehicle-mounted monitoring system and method based on Beidou navigation system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107563533A (en) * | 2017-09-14 | 2018-01-09 | 广东天唯北斗信息科技有限公司 | Network based on high-precision BEI-DOU position system about car terminal |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
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| RJ01 | Rejection of invention patent application after publication |