CN206321989U - Vehicle-mounted intelligent end device based on V2X radio communications - Google Patents
Vehicle-mounted intelligent end device based on V2X radio communications Download PDFInfo
- Publication number
- CN206321989U CN206321989U CN201621413836.5U CN201621413836U CN206321989U CN 206321989 U CN206321989 U CN 206321989U CN 201621413836 U CN201621413836 U CN 201621413836U CN 206321989 U CN206321989 U CN 206321989U
- Authority
- CN
- China
- Prior art keywords
- vehicle
- end device
- module
- modules
- radio communications
- 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.)
- Expired - Fee Related
Links
Landscapes
- Navigation (AREA)
- Traffic Control Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The utility model provides a kind of vehicle-mounted intelligent end device based on V2X radio communications, being in communication with each other of car and car, car and thing, the real-time display and prompting of information can be realized, the application driven in terms of safety, information inquiry and order, amusement and shopping can be provided the user.
Description
Technical field
The utility model belongs to vehicle intelligent terminal field.More specifically, the utility model be related to it is a kind of based on V2X without
The vehicle-mounted intelligent end device of line communication.
Background technology
With the development of society, automobile is increasingly weighed as a kind of important vehicles in daily life
Will, so that car ownership sustainable growth.But, with the increase of vehicle fleet size, transport development problem increasingly becomes restriction
The convenient bottleneck of people's trip, traffic congestion has become a serious social problems.Incident traffic accident is also
As the public traffic safety problem in the whole world.Then a difficult problem in face of our traffic safety is put to be how to reduce automobile
Bump against probability, reduce casualties.It is most the reason for car collision according to the investigation of National Highway Traffic safety management bureau
In the case of be the opaque of information between vehicle and vehicle.If mutual motion state can be passed through between vehicle wireless
Communication mode informs other side, allows driver to both know about the situation of other side each other, just can largely reduce collision accident.
It when user wants to drive out, can be communicated by mobile phone 4G, information is sent to vehicle, so that it is determined that vehicle
Position, facilitates positioning of the user to vehicle.After vehicle is outgoing, user household can position current car by sending 4G short messages
Motion state and geographical position.
, can be with if front runs into emergency case or driver wants to record landscape on the way in vehicle travel process
This function is realized by installing drive recorder, but traditional drive recorder is used only for video capture, function compares
It is single.
When vehicles while passing high speed, it is necessary to which by high speed charging aperture, traditional manual toll collection needs vehicle queue to wait, taken
When it is laborious, then occur in that electronic charging.But traditional electronic charging device function is also tended to simply.
How vehicle navigation apparatus can be guided or be reminded driver by way of map and voice according to predetermined road
Line is driven a vehicle, and is brought great convenience to driver, especially when driver is in foreign environment.If in guider
In can receive driver speech polling input so that driver is under the situation without departing from car, also think driving
The remaining parking stall in parking lot, market and restaurant information around member's enquiring vehicle etc. are brought bigger convenient.
The car networking product applied at present is mostly based on RFID, and the performance and scalability of product are very limited, simply pin
Some traditional functions are improved --- enhanced product performance and expanded function, expanded by CAN using embedded type CPU
Exhibition interface is connected with extended function module respectively, and various gathered datas are entered by the good operating system of operational capability performance
Row processing, eliminates the supporting optional equipment of the data actuation of traditional routine.And its wireless communication module can only be point-to-point
Connected mode, and most of service is dependent on the voice call between vehicle driver and crew and the seat personnel of service centre,
Complete lack of the concept of proper networking, so also there are many improvement in the car networking car-mounted terminal product of existing pass
Space.
Utility model content
A purpose of the present utility model is to solve at least the above, and provides the advantage that at least will be described later.
The utility model provides a kind of vehicle-mounted intelligent end device based on V2X radio communications, can realize car and car, car
With being in communication with each other of thing, the real-time display and prompting of information, driving safety, information inquiry and order, joy can be provided the user
Application in terms of happy and shopping.
The utility model provides a kind of vehicle-mounted intelligent end device based on V2X radio communications, and it includes：
Controller, it is ARM Cortex-A9 processor modules, and the ARM Cortex-A9 processor modules are using winged
The i.MX 6Quad processors that karr company releases are thought, with 40nm techniques, four core ARM Cortex-A9 frameworks, single core
Heart dominant frequency possesses 1MB L2Cache up to 1.2GHz, supports 1080P@60fps decodings and 1080P@30fps codings, simultaneously
1080P resolution ratio 3D HD videos are supported, 3D accelerates function, the dual camera for 3D stereoscopic shootings can be managed simultaneously, is gathered around
There are independent 2D and summit accelerating engine function.
Mounted automatic diagnosis information acquisition module, it is connected with OBD interface, and by CAN with
Controller communication connection, the mounted automatic diagnosis information acquisition module for collecting vehicle be downloaded from dynamic diagnostic message and by its
Send to controller；
GPS combined inertial nevigation modules, it is communicated to connect by spi bus and controller, and the GPS combined inertial nevigations module is used for
The position of collection vehicle and movable information simultaneously send it to controller；
V2X communication modules, it is connected by usb bus with the controller, and the V2X communication modules are used to receive it
Operation requests that his vehicle-mounted intelligent end device is sent simultaneously send it to controller, and the operating result that controller is sent is sent out
Deliver to other vehicle-mounted intelligent end devices, or for receiving operation requests that controller sends and to send it to other vehicle-mounted
Intelligent end device, or receive the operating result of other vehicle-mounted intelligent end devices return and send it to controller.
Preferably, in the vehicle-mounted intelligent end device based on V2X radio communications, the V2X communications mould
Block supports IEEE802.11p wireless communication protocols, with 5.8GHz bandwidth, double antenna communication, and data rate is 3~54Mbps,
Communication range supports USB2.0 interface protocols more than 1Km.
Preferably, the vehicle-mounted intelligent end device based on V2X radio communications, also including 4G communication modules, its
Communicated to connect with user mobile phone, the 4G communication modules are used to send the operation requests of user to controller, and by controller
The operating result of return is sent to user mobile phone.The 4G communication modules support that the whole network leads to, interior with two-way dormancy awakening function
Embedding ICP/IP protocol stack, supports multiple Socket and IP address.
Preferably, the vehicle-mounted intelligent end device based on V2X radio communications, also including camera, it is used for
The video data transmitting is simultaneously delivered to controller by video data in front of collection vehicle, and the camera supports 2048 × 1536 dynamics
Image resolution ratio, with 24 RGBs, image transmission rate is 30 frames/second, and picture format is XGA/QXGA.
Preferably, the vehicle-mounted intelligent end device based on V2X radio communications, also including ETC read modules, its
For reading ETC card informations and sending it to controller.
Preferably, the vehicle-mounted intelligent end device based on V2X radio communications, the GPS combined inertial nevigations module
Including GPS module and inertial sensor, the GPS module can receive the Big Dipper, the positioning of GPS dual systems simultaneously, and positioning precision is 2m,
Data update rate is 20Hz, and the cold start-up time is 26s.The inertial sensor measuring circuit, can be unstable in satellite-signal
In the case of fixed, it is ensured that the vehicle-mounted intelligent end device has stable positioning precision.
Preferably, the vehicle-mounted intelligent end device based on V2X radio communications, also includes：Voice input module,
Its voice command for being used to receive user simultaneously sends it to controller, and the voice input module supports two kinds of sounds of PWM and DAC
The frequency way of output, is internally integrated clock oscillator.
Preferably, the vehicle-mounted intelligent end device based on V2X radio communications, also including LCD display, it is used
In display navigation map, or show that other have the position of the vehicle of communication connection, the LCD display is that 5 cun of TFT bands are touched
The condenser type LCD of function, resolution ratio is 800 × 480, supports 5 touches.
Preferably, the vehicle-mounted intelligent end device based on V2X radio communications, also including logical with the controller
The Flash modules and Sdram modules of connection are believed, wherein the Flash modules are the eMMC types with 8GB memory capacity
Flash storage.The Sdram modules are that frequency is 532MHz, and memory capacity is 2GB 64 DDR3 memories.
Preferably, the vehicle-mounted intelligent end device based on V2X radio communications, also including power supply, its be used for for
The controller, mounted automatic diagnosis information acquisition module, GPS combined inertial nevigations module, V2X communication modules, 4G communication modules, take the photograph
As head, ETC read modules, voice input module, LCD display, Flash modules and Sdram modules provide power supply.
It is preferred that then the power module is carried out by the power input acquisition+12V dc sources of vehicle OBD interfaces
Direct current is changed, respectively generation+5V voltages ,+3.3V voltages.
It is preferred that the vehicle intelligent terminal can be with around supporting the vehicle or network of IEEE802.11p wireless communication protocols certainly
Dynamic networking, and information inquiry, communication, amusement can be realized by the wireless network and is done shopping.
It is preferred that vehicle intelligent terminal supports handwriting input and speech voice input function.
It is preferred that the V2X cordless communication networks coverage is more than 1 km.
It is preferred that by installing this terminal installation in multiple vehicles, the high-speed radiocommunication networking by small range can be realized
Technology is in vehicle periphery one complete secure wireless communication LAN of formation, so as to mutual perception other side between vehicle
Motion state.
A kind of vehicle-mounted intelligent end device based on V2X of the utility model design is a kind of vehicle intelligent based on DSRC
Terminal installation.By the device, user can realize the functions such as positioning, communication, video capture, ETC charges and the navigation of vehicle,
Overcome traditional single mobile unit unitary function, problem that is expensive, installing and using inconvenience.In certain space scope
It is interior, by the radio communication between V2X, reach the resource in the spatial dimension and interconnect, not only solve car with
Information between car is exchanged, so as to reduce the probability of car accident generation, and to have reached information sharing between car and thing,
So as to which the resource information that vehicle periphery is obtained for user brings facility.
The utility model has advantages below：
1st, the free Wireless Network of high speed within 1 kilometer range can be realized, to reach car and car or car and thing
Between snap information exchange；
2nd, navigation feature can be realized, and LCD display can support that user is manually entered Query Information or positioning；
3rd, ETC functions can be realized, time of the user by high speed charging aperture is saved；
4th, with drive recorder function, user is facilitated with the wheelpath of videograph vehicle；
5 support 4G mobile communication, can be by the positional information of cell-phone customer terminal and GPS location functional inquiry vehicle；
6th, the device realizes self-powered using the automatic OBD interfaces of vehicle body, and power supply is convenient；
7th, phonetic entry, output function are supported, information inquiry is convenient；
8th, vehicle location the factor such as is not blocked by weather, building and influenceed, and reliability is high.
Further advantage of the present utility model, target and feature embody part by following explanation, and part will also pass through
Research of the present utility model and practice are understood by the person skilled in the art.
Brief description of the drawings
The one embodiment for the vehicle-mounted intelligent end device based on V2X radio communications that Fig. 1 provides for the utility model
Structure chart.
The one embodiment for the vehicle-mounted intelligent end device based on V2X radio communications that Fig. 2 provides for the utility model
Software architecture.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or many
The presence or addition of individual other elements or its combination.
Fig. 1 is a kind of vehicle-mounted intelligent end device system construction drawing based on V2X radio communications, and the device includes ARM
Cortex-A9 processor modules, camera module, SD card module, OBD interface messages module, GPS combined inertial nevigations module, V2X lead to
Believe module, 4G communication modules, LCD navigation modules, ETC card modules, Flash modules, Sdram modules, voice module and power supply
Module.A kind of software architectures of the vehicle-mounted intelligent end device based on V2X radio communications of Fig. 2,.The software architecture is divided into bottom and drawn
Three layers of helical pitch sequence, operating system nucleus and application software：(1) bottom bootstrap mainly completes interruption masking, storehouse initialization
And operating system nucleus guiding etc. work.(2) operating system nucleus mainly completes writing and just for hardware adaptor driver
Beginningization, operating system uses Ubuntu12.04 versions；(2) application software is mainly completed：Automobile navigation, speech polling, vehicle are fixed
Position, the parsing of GPS integrated navigations data, ETC charges, video acquisition and storage, car status information collection and management, WAVE groups
Bag/parsing, packet enciphering/deciphering, real-time certification.
First, a kind of hardware system implementation method of the vehicle-mounted intelligent end device based on V2X radio communications
ARM Cortex-A9 processor modules use the i.MX 6Quad processors that Freescale company releases, and have
40nm techniques, four core ARM Cortex-A9 frameworks, single core dominant frequency up to 1.2GHz, possesses 1MB L2Cache, props up
1080P@60fps decodings and 1080P@30fps codings are held, while supporting 1080P resolution ratio 3D HD videos, 3D accelerates function,
The dual camera for 3D stereoscopic shootings can be managed simultaneously, possess independent 2D and summit accelerating engine function.The ARM
Cortex-A9 processor modules as the vehicle-mounted intelligent end device nucleus module, respectively with camera module, ETC snap gauges
Block, SD card module, OBD interface messages module, V2X communication modules, GPS combined inertial nevigations module, 4G communication modules, LCD navigation moulds
Block, Flash modules, Sdram modules, voice module and power module are connected.
Camera module can be used for the situation for recording vehicle front in driving conditions, and video information is passed through into ARM
The coding of Cortex-A9 processor modules and compression, are then saved in SD card module.
GPS integrated navigations module uses the Big Dipper, GPS dual-mode satellite fix, and adds MEMS inertial navigation circuits with loose coupling side
Formula formation integrated navigation system unit.Satellite fix mainly provides initial state information and periodic positional information amendment.
MEMS inertial navigations circuit includes 3 axle accelerations and 3 axle gyro signals, in the vehicle-mounted intelligent end device running, all the time
It is in running order.The GPS integrated navigations module is used for the necessary state letter such as position, speed and the direction of collection vehicle
Breath, is then sent to ARM Cortex-A9 processor modules by serial communication mode.
OBD interface messages module utilizes the operation shape of CAN communication mode collection vehicle in itself by vehicle OBD interfaces
State information, and user can be uploaded to by communication.In addition, the OBD interface messages module is that this vehicle intelligent is whole
End device provides DC12V power supplies.
V2X communication modules, with 5.8GHz bandwidth, support IEEE8.2.11p wireless protocol standards, are responsible for car and car, car
Radio communication and networking between thing, are realized using the MK5 wireless communication modules based on IEEE8.2.11p wireless communication protocols
The customized information of car status information and user is sent to other vehicles or network, vehicle can also receive other vehicles simultaneously
The information of user is fed back in status information or network.
LCD navigation modules touch screen using 5 cun of TFT RGBs, for digital map navigation, and can be set according to user,
The vehicle being in communication with each other is included in digital map navigation coordinate.And can support that user's hand-written information is inputted, convenient inquiry and the car
Carry the status information of other vehicles, surrounding market, parking lot and the traffic of intelligent end device networking.
Voice module can provide the user phonetic entry, output function, facilitate user by speech query information or
The vehicle-mounted intelligent end device carries out feedback of the information to user by voice.
4G modules are communicated using serial communication mode with ARM Cortex-A9 processor modules, and user is by sending
Short message mode, the positional information and status information of enquiring vehicle.
2nd, a kind of software system implementation method of the vehicle-mounted intelligent end device based on V2X radio communications
The clock configuration, interruption masking, storehouse that bottom bootstrap mainly completes ARM Cortex-A9 processors are initial
The work such as change, UART initialization and operating system nucleus guiding.After UART initialization is completed, the vehicle intelligent terminal dress
Putting can be communicated by UART communication interfaces with host computer.Completed in this application by transplanting or changing U-boot
The exploitation of bottom bootstrap.
Operating system nucleus mainly completes the read-write task operating of the peripheral bus such as CAN, SPI, USB, LVDS, protocol stack
Transplanting and the establishment and scheduling of task.The main TCP/IP network protocol stacks module included in (SuSE) Linux OS kernel with
And the WLAN Device Driver of USB interface, wherein realizing that IEEE802.11p agreements are advised by changing WLAN Device Driver
Fixed logic function.
Application software is mainly completed：Automobile navigation, speech polling, vehicle location, the parsing of GPS integrated navigations data, ETC are received
Take, it is video acquisition and storage, car status information collection and management, WAVE groups bag/parsing, packet enciphering/deciphering, real-time
Certification.
Software systems groundwork flow is：First, on the vehicle-mounted intelligent end device after electricity, system initialization is completed
Work；Then ARM Cortex-A9 processor modules, camera module, SD card module, OBD interface messages module, GPS combinations
Inertial navigation module, V2X communication modules, 4G communication modules, LCD navigation modules, ETC card modules, Flash modules, Sdram modules, language
The modules such as sound module start normal work.GPS combined inertial nevigations module upgrades in time car according to data update rate set in advance
Position and attitude and movement state information；ARM Cortex-A9 processor modules are receiving the letter of GPS combined inertial nevigation modules
After breath, information is measured and resolved.Then information be wirelessly sent to the net of other support V2X radio communications
Network online equipment is implemented to be shown in navigation map by LCD.User can also receive other vehicles or network is online
The information of equipment.Navigation information that user can show according to LCD or by V2X wireless communication informations, by voice or
The mode of handwriting input inquires about the information of customer relationship when by high speed charging aperture, and the vehicle-mounted intelligent end device passes through nothing
Line communication is communicated with ETC, so as to save time of the user by high speed charging aperture.
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed to use, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the universal limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to new and shown here as the legend with description.
Claims (10)
1. the vehicle-mounted intelligent end device based on V2X radio communications, it is characterised in that including：
Controller,
Mounted automatic diagnosis information acquisition module, it is connected with OBD interface, and by CAN with it is described
Controller is communicated to connect；
GPS combined inertial nevigation modules, it is communicated to connect by spi bus and controller；
V2X communication modules, it is connected by usb bus with the controller.
2. the vehicle-mounted intelligent end device as claimed in claim 1 based on V2X radio communications, it is characterised in that the V2X leads to
Believe that communication module supports IEEE802.11p wireless communication protocols, with 5.8GHz bandwidth, double antenna communication, data rate is 3~
54Mbps, communication range supports USB2.0 interface protocols more than 1Km.
3. the vehicle-mounted intelligent end device as claimed in claim 2 based on V2X radio communications, it is characterised in that also including 4G
Communication module, it is communicated to connect with user mobile phone.
4. the vehicle-mounted intelligent end device as claimed in claim 3 based on V2X radio communications, it is characterised in that also including taking the photograph
As head, the camera supports 2048 × 1536 dynamic image resolution ratio, and with 24 RGBs, image transmission rate is 30
Frame/second, picture format is XGA/QXGA.
5. the vehicle-mounted intelligent end device as claimed in claim 4 based on V2X radio communications, it is characterised in that also including ETC
Read module, it is used to read ETC card informations and sends it to controller.
6. the vehicle-mounted intelligent end device as claimed in claim 5 based on V2X radio communications, it is characterised in that the GPS groups
Closing inertial navigation module includes GPS module and inertial sensor, and the GPS module can receive the Big Dipper, the positioning of GPS dual systems simultaneously, fixed
Position precision is 2m, and data update rate is 20Hz, and the cold start-up time is 26s.
7. the vehicle-mounted intelligent end device as claimed in claim 6 based on V2X radio communications, it is characterised in that also including language
Sound input module, the voice input module supports two kinds of audio output modes of PWM and DAC, is internally integrated clock oscillator.
8. the vehicle-mounted intelligent end device as claimed in claim 7 based on V2X radio communications, it is characterised in that also including LCD
Display screen, the LCD display is condenser type LCDs of 5 cun of TFT with touch function, and resolution ratio is 800 × 480, supports that touch at 5 points
Touch.
9. the vehicle-mounted intelligent end device based on V2X radio communications as claimed in claim 8, it is characterised in that also including with
The Flash modules and Sdram modules of the controller communication connection, wherein,
The Flash modules are the flash storage of the eMMC types with 8GB memory capacity；
The Sdram modules are that frequency is 532MHz, and memory capacity is 2GB 64 DDR3 memories.
10. the vehicle-mounted intelligent end device as claimed in claim 9 based on V2X radio communications, it is characterised in that also including electricity
Source, it is used for for the controller, mounted automatic diagnosis information acquisition module, GPS combined inertial nevigations module, V2X communication modules, 4G
Communication module, camera, ETC read modules, voice input module, LCD display, Flash modules and Sdram modules provide electricity
Source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621413836.5U CN206321989U (en) | 2016-12-22 | 2016-12-22 | Vehicle-mounted intelligent end device based on V2X radio communications |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621413836.5U CN206321989U (en) | 2016-12-22 | 2016-12-22 | Vehicle-mounted intelligent end device based on V2X radio communications |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206321989U true CN206321989U (en) | 2017-07-11 |
Family
ID=59260034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621413836.5U Expired - Fee Related CN206321989U (en) | 2016-12-22 | 2016-12-22 | Vehicle-mounted intelligent end device based on V2X radio communications |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206321989U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107484199A (en) * | 2017-07-20 | 2017-12-15 | 厦门市美亚柏科信息股份有限公司 | Full system type pictorial base station information acquiring device |
| CN107705386A (en) * | 2017-09-15 | 2018-02-16 | 江苏鸿信***集成有限公司 | A kind of 4G intelligent travelling cranes partner device |
| CN110738743A (en) * | 2019-09-20 | 2020-01-31 | 深圳成谷科技有限公司 | Vehicle-mounted terminal and dual-mode antenna for vehicle-mounted terminal |
| CN112565570A (en) * | 2020-12-01 | 2021-03-26 | 广州市埃特斯通讯设备有限公司 | Passenger vehicle overload real-time monitoring system and method based on V2X and V2X vehicle-mounted unit |
-
2016
- 2016-12-22 CN CN201621413836.5U patent/CN206321989U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107484199A (en) * | 2017-07-20 | 2017-12-15 | 厦门市美亚柏科信息股份有限公司 | Full system type pictorial base station information acquiring device |
| CN107484199B (en) * | 2017-07-20 | 2020-11-24 | 厦门市美亚柏科信息股份有限公司 | All-standard base station information acquisition device |
| CN107705386A (en) * | 2017-09-15 | 2018-02-16 | 江苏鸿信***集成有限公司 | A kind of 4G intelligent travelling cranes partner device |
| CN110738743A (en) * | 2019-09-20 | 2020-01-31 | 深圳成谷科技有限公司 | Vehicle-mounted terminal and dual-mode antenna for vehicle-mounted terminal |
| CN112565570A (en) * | 2020-12-01 | 2021-03-26 | 广州市埃特斯通讯设备有限公司 | Passenger vehicle overload real-time monitoring system and method based on V2X and V2X vehicle-mounted unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206321989U (en) | Vehicle-mounted intelligent end device based on V2X radio communications | |
| CN106773968A (en) | Vehicle-mounted intelligent end device based on V2X radio communications | |
| CN104346424B (en) | There is provided using the information of generation to be presented on the method for motor vehicle, system and equipment | |
| CN101489196A (en) | Intelligent vehicle-mounted system | |
| CN203433118U (en) | Public transport-integrated vehicle-mounted intelligent terminal based on Beidou/GPS compatible positioning | |
| CN105388913B (en) | Intelligent parking lot and air navigation aid based on four-axle aircraft | |
| WO2014089991A1 (en) | Taxi intelligent terminal device with pricing function | |
| CN105516460A (en) | Method for realizing full-screen projection of single application function of mobile phone to vehicle-mounted display screen | |
| Chakole et al. | ARM hardware plaform for vehicular monitoring and tracking | |
| CN104836847A (en) | Intelligent public traffic network AR application system | |
| WO2019029247A1 (en) | Multimedia system of shared bicycle | |
| CN104038516A (en) | On-board data exchange system | |
| KR20160081334A (en) | Mobile terminal control type extraversive display apparatus for automobile and extraversive display method using the same | |
| CN201060265Y (en) | Vehicle parking system information publish device based on GPRS | |
| CN202067402U (en) | Vehicle-mounted navigation system available for inquiring real-time traffic monitoring information | |
| CN206194021U (en) | Car fills electric pile and vehicle charging system | |
| CN208477729U (en) | A kind of driving behavior data information acquisition device | |
| CN202694029U (en) | WIFI mobile terminal multimedia playing system based on vehicle-mounted navigation | |
| CN202563092U (en) | CDMA network-based GPS vehicle-mounted terminal | |
| CN206313849U (en) | A kind of smart mobile phone seat | |
| CN207624173U (en) | Route inquiry system is taken in public transport applied to intelligent bus stop board | |
| CN202471084U (en) | Android platform-based navigator | |
| CN212332571U (en) | Vehicle-mounted equipment supporting V2X technology | |
| CN210840064U (en) | WIFI6 data transmission system for HUD device | |
| CN205564022U (en) | Intelligence bus wireless terminal transmission system based on GPRS |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170711 Termination date: 20211222 |