CN104282163A - Vehicle traffic information prompting system based on GPS and vehicle multimedia control device based on GPS - Google Patents
Vehicle traffic information prompting system based on GPS and vehicle multimedia control device based on GPS Download PDFInfo
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- CN104282163A CN104282163A CN201310277543.3A CN201310277543A CN104282163A CN 104282163 A CN104282163 A CN 104282163A CN 201310277543 A CN201310277543 A CN 201310277543A CN 104282163 A CN104282163 A CN 104282163A
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- China
- Prior art keywords
- vehicle
- traffic information
- real
- control device
- time traffic
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Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
- G08G1/0969—Systems involving transmission of navigation instructions to the vehicle having a display in the form of a map
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
Abstract
The invention provides a vehicle traffic information prompting system based on GPS and a vehicle multimedia control device based on GPS. The vehicle multimedia control device based on GPS comprise a GPS vehicle-mounted module and an information providing device, wherein the GPS vehicle-mounted module is used for sending positioning information of a vehicle, the information providing device is used for providing real-time traffic information, calculating real-time traffic information of the area where the vehicle is located according to the positioning information of the vehicle and transmitting the real-time traffic information of the area where the vehicle is located to the vehicle multimedia control device, wherein the real-time traffic information of the area where the vehicle is located is the real-time traffic information of at least one determined range around the position of the vehicle. By the adoption of the vehicle traffic information prompting system based on GPS and the vehicle multimedia control device based on GPS, only the real-time traffic information of at least one determined range around the position of the vehicle is sent, the occupied memory space of a vehicle-mounted device is reduced, and network transmission is facilitated.
Description
Technical field
The present invention relates to field of traffic control, particularly relate to a kind of vehicle traffic information prompt system based on GPS, media control device and method.
Background technology
Along with the increasing of city and freeway traffic flow amount, urban transportation latch up phenomenon is more and more serious.The convenience of people in order to go on a journey, usually wish to understand trip traffic conditions through section, comprise driving average velocity, whether traffic congestion and whether have traffic hazard generation and traffic control section situation etc.In order to this demand of the people of satisfied trip, the traffic conditions collected can be sent to vehicle by GPS car-mounted device by monitoring center.Vehicle selects rational route planning to go on a journey according to the traffic conditions received.
But the Real-time Traffic Information that existing car-mounted device receives usually is all the Real-time Traffic Information data in whole city, contains much unnecessary Real-time Traffic Information for the vehicle of advancing.When GPS car-mounted device memory headroom deficiency, Real-time Traffic Information packet is crossed conference and is caused GPS car-mounted device normally to use.Again or in network transmission process, due to packet frequent updating, cause unnecessary loss because flow is excessive.
Summary of the invention
In view of this, the invention provides a kind of vehicle traffic information prompt system based on GPS, media control device and method, its only send vehicle position surrounding at least one determine to decrease the Real-time Traffic Information of scope the memory headroom of shared car-mounted device, be convenient to Internet Transmission.
For achieving the above object, the invention provides technical scheme as follows:
Based on a vehicle traffic information prompt system of GPS, comprising:
Vehicle multimedia control device, comprises GPS vehicle module, for sending the locating information of vehicle.
Information provider unit, for providing Real-time Traffic Information, and calculates the region Real-time Traffic Information of vehicle, and region Real-time Traffic Information is sent to vehicle multimedia control device according to the locating information of vehicle.Described region Real-time Traffic Information be vehicle position surrounding at least one determine the Real-time Traffic Information of scope.
Further the present invention also comprises:
Management devices, for carrying out the certification of vehicle, and sends to described information provider unit by the vehicle location information received from vehicle multimedia control device.
Region Real-time Traffic Information is sent to described management devices by described information provider unit, and described management devices sends region Real-time Traffic Information to described vehicle multimedia control device.
Further when vehicle destination is determined, described communication module is to management devices sending destination information, and this destination information is sent to information provider unit after carrying out certification to vehicle by described management devices.。
Further describedly determine that scope is:
When vehicle destination is determined, vehicle multimedia control device position is to direction, destination extended distance L
1, L
2..., L
n, vehicle multimedia control device position is to destination reverse direction extended distance P
1, P
2..., P
n, respectively with distance L
1and P
1, L
2and P
2..., L
nand P
nthe central point of the straight line of composition is the center of circle, respectively with distance L
1and P
1, L
2and P
2..., L
nand P
nthe half of summation is radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
Further described distance L
1, L
2l
nbe greater than described distance P respectively
1, P
2p
n.
Further describedly determine that scope can also be:
When vehicle destination is uncertain, with vehicle multimedia control device position for the center of circle, with distance D
1, D
2..., D
nfor radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
Further describedly determine that scope is:
With vehicle multimedia control device position for the center of circle, with distance D
1, D
2..., D
nfor radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
Further describedly determine that scope is two circular scope, and one is determined that the radius of scope is greater than the radius of another one determination scope.The described information provider unit Real-time Traffic Information be supplied within the scope of the large determination of described radius is the Real-time Traffic Information of expressway and through street, and the Real-time Traffic Information be supplied within the scope of the little determination of described radius is the Real-time Traffic Information of all highways.
Further described region Real-time Traffic Information comprises vehicle and travels average velocity or congestion status.
Further described information provider unit also sends the traffic hazard in whole city or control information to described vehicle multimedia control device.
Further described information provider unit provides the Real-time Traffic Information in multiple city, described vehicle multimedia control device stores the list in multiple cities that described information provider unit provides, and provides the Real-time Traffic Information to Yingcheng City according to the position of vehicle multimedia control device.
Further described vehicle multimedia control device also comprises:
Load module, for inputting all kinds of steering order.
Communication module, for communicating with described management devices.
Display module, for showing current location, programme path and region Real-time Traffic Information.
Voice module, for playing voice.
Memory module, for locating information and the region Real-time Traffic Information that receives of store car.
The present invention also provides a kind of vehicle multimedia control device based on GPS, comprising:
GPS vehicle module, for positioning vehicle location, obtains the locating information of vehicle.
Communication module, for sending the locating information of vehicle and receiving the region Real-time Traffic Information of vehicle, described region Real-time Traffic Information be according to the locating information of vehicle calculate the position of vehicle surrounding at least one determine the Real-time Traffic Information of scope.
Further described communication module sends vehicle location information to management devices, and management devices carries out the certification of vehicle and vehicle location information is sent to information provider unit.
Described communication module receives the region Real-time Traffic Information that described management devices sends, and described region Real-time Traffic Information sends to described management devices by described information provider unit.
Further when vehicle destination is determined, described communication module is to management devices sending destination information, and this destination information is sent to information provider unit after carrying out certification to vehicle by described management devices.
Further describedly determine that scope is:
When vehicle destination is determined, vehicle position is to direction, destination extended distance L
1, L
2..., L
n, vehicle position is to destination reverse direction extended distance P
1, P
2..., P
n, respectively with distance L
1and P
1, L
2and P
2..., L
nand P
nthe central point of the straight line of composition is the center of circle, respectively with distance L
1and P
1, L
2and P
2..., L
nand P
nthe half of summation is radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
Further described distance L
1, L
2l
nbe greater than described distance P respectively
1, P
2p
n.
Further describedly determine that scope is:
When vehicle destination is uncertain, with vehicle position for the center of circle, with distance D
1, D
2..., D
nfor radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
Further describedly determine that scope is:
With vehicle position for the center of circle, with distance D
1, D
2..., D
nfor radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
Further describedly determine that scope is two circular scope, and one is determined that the radius of scope is greater than the radius of another one determination scope.The described information provider unit Real-time Traffic Information be supplied within the scope of the large determination of described radius is the Real-time Traffic Information of expressway and through street, and the Real-time Traffic Information be supplied within the scope of the little determination of described radius is the Real-time Traffic Information of all highways.
Further described region Real-time Traffic Information comprises vehicle and travels average velocity or congestion status.
Further described information provider unit also sends the traffic hazard in whole city or control information to described vehicle multimedia control device.
Further described information provider unit provides the Real-time Traffic Information in multiple city, described vehicle multimedia control device stores the list in multiple cities that described information provider unit provides, and provides the Real-time Traffic Information to Yingcheng City according to the position of vehicle multimedia control device.
Further described vehicle multimedia control device also comprises:
Load module, for inputting all kinds of steering order.
Communication module, for communicating with described management devices.
Display module, for showing current location, programme path and region Real-time Traffic Information.
Voice module, for playing voice.
Memory module, for locating information and the region Real-time Traffic Information that receives of store car.
Compared with the Real-time Traffic Information data sending whole city in prior art, the present invention will calculate the region Real-time Traffic Information of vehicle according to the locating information of the vehicle through certification, and region Real-time Traffic Information is sent to vehicle.And region Real-time Traffic Information be the position of vehicle surrounding at least one determine the Real-time Traffic Information of scope.Therefore, which reduce the memory headroom of shared car-mounted device, be convenient to Internet Transmission.
Accompanying drawing explanation
Fig. 1 is the structural drawing of the vehicle traffic information prompt system specific embodiment that the present invention is based on GPS;
Fig. 2 is the structural drawing of another specific embodiment of vehicle traffic information prompt system that the present invention is based on GPS;
Fig. 3 is the schematic diagram of a determination scope of the present invention specific embodiment;
Fig. 4 is the schematic diagram of another specific embodiment of determination scope of the present invention;
Fig. 5 is the process flow diagram of the vehicle Real-time Traffic Information reminding method specific embodiment that the present invention is based on GPS;
Fig. 6 is the process flow diagram of the vehicle multimedia control method specific embodiment that the present invention is based on GPS.
Embodiment
Describe the present invention below in conjunction with accompanying drawing.
For the Real-time Traffic Information data sending whole city in prior art, cause the memory headroom of the car-mounted device taken large, the problem of inconvenience Internet Transmission, the embodiment of the present invention provides a kind of vehicle traffic information prompt system based on GPS, media control device and method, this system, device and method be only send vehicle position surrounding at least one determine the Real-time Traffic Information of scope, the memory headroom of the car-mounted device therefore taken is little, conveniently carries out Internet Transmission.
See Fig. 1, the invention provides a kind of vehicle traffic information prompt system based on GPS, comprising:
Vehicle multimedia control device, comprises GPS vehicle module, for sending the locating information of vehicle.
Information provider unit, for providing Real-time Traffic Information, and calculates the region Real-time Traffic Information of vehicle, and region Real-time Traffic Information is sent to vehicle multimedia control device according to the locating information of vehicle.Described region Real-time Traffic Information be vehicle position surrounding at least one determine the Real-time Traffic Information of scope.
See Fig. 2, the present invention can also comprise:
Management devices, for carrying out the certification of vehicle, and sends to described information provider unit by the vehicle location information received from vehicle multimedia control device.
Region Real-time Traffic Information is sent to described management devices by described information provider unit, and described management devices sends region Real-time Traffic Information to described vehicle multimedia control device.
Vehicle multimedia control device of the present invention generally includes: GPS vehicle module, load module, communication module, voice module, display module and memory module.
GPS vehicle module, for positioning vehicle location, obtains the locating information of vehicle.
Communication module, for sending the locating information of vehicle and receiving the region Real-time Traffic Information of vehicle, described region Real-time Traffic Information be according to the locating information of vehicle calculate the position of vehicle surrounding at least one determine the Real-time Traffic Information of scope.
Described load module is used for being convenient to vehicle and inputs all kinds of steering order to described vehicle multimedia control device.Described display module is used for by the display of picture and text showing software current location, programme path and region Real-time Traffic Information.Described voice module is for playing voice.Described memory module is for the vehicle location information that stores transmission and the region Real-time Traffic Information received.
Described information provider unit is provided with region software for calculation, for obtain from the Real-time Traffic Information in whole city according to the locating information of vehicle multimedia control device the position of vehicle multimedia control device surrounding at least one determine the Real-time Traffic Information of scope.Described information provider unit can provide the server unit of Real-time Traffic Information for traffic monitoring department server or other third parties.
Described management devices is provided with vehicle management software, when described management devices receives the vehicle location information of described vehicle multimedia control device transmission, carries out certification to testing vehicle register.If vehicle is certification vehicle, described management devices receives the locating information of certification vehicle.And locating information is sent to information provider unit, and the region Real-time Traffic Information that information provider unit sends is sent to described vehicle multimedia control device.Described management devices can be independent server, and certain described management devices also can be positioned on same server with described information provider unit.
Because the Real-time Traffic Information in whole city is all sent to described vehicle multimedia control device by the present invention, but calculate according to the locating information of vehicle multimedia control device the position of certification vehicle surrounding at least one determine the Real-time Traffic Information of scope, and at least one determines that the Real-time Traffic Information of scope sends to the vehicle multimedia control device of vehicle by the surrounding of position, which reduce the memory headroom of shared car-mounted device, be more convenient to Internet Transmission.
When vehicle destination is determined, described vehicle multimedia control device also gives described information provider unit by management devices sending destination information.When vehicle destination is determined, describedly determine that scope is: vehicle multimedia control device position is to direction, destination extended distance L
1, L
2..., L
n, vehicle multimedia control device position is to destination reverse direction extended distance P
1, P
2..., P
n, respectively with distance L
1and P
1, L
2and P
2..., L
nand P
nthe central point of the straight line of composition is the center of circle, respectively with distance L
1and P
1, L
2and P
2..., L
nand P
nthe half of summation is radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
Described distance L
1, L
2l
nbe greater than described distance P respectively
1, P
2p
n.
See Fig. 3, setting N in the present embodiment is 2, namely describedly determines that scope is 2 circular scope.In the present embodiment.L
1for 12km, P
1for 4km; L
2for 32km, P
2for 8km.In the present embodiment, the center of circle of described two circular scope overlaps, and certainly can also select the circular scope that two centers of circle do not overlap.
When the destination of vehicle is determined, vehicle wishes to know the Real-time Traffic Information near direction, destination, therefore described distance L certainly more
1, L
2l
nbe greater than described distance P respectively
1, P
2p
n.
See Fig. 4, when vehicle destination is uncertain, describedly determine that scope is: with vehicle multimedia control device position for the center of circle, with distance D
1, D
2..., D
nfor radius, the N number of circular scope formed.Described N be more than or equal to 2 natural number.The present embodiment middle distance D
1for 8km, distance D
2for 20km.
When the destination of vehicle is uncertain, be supplied to the Real-time Traffic Information that vehicle periphery fixes circular scope.
The present invention can not also consider whether the destination of vehicle is determined, all with vehicle multimedia control device position for the center of circle, with distance D
1, D
2..., D
nfor radius, the N number of circular scope formed is for determining scope.Described N be more than or equal to 2 natural number.
Described distance L
1, L
2..., L
n, distance P
1, P
2..., P
nwith distance D
1, D
2..., D
nby those of ordinary skill in the art according to system requirements in conjunction with personal experience's random selecting.
The invention provides vehicle multimedia control device position surrounding at least one determine the Real-time Traffic Information of scope, can determine that scope provides the Real-time Traffic Information of different exact level according to the demand of vehicle for each like this.
The present invention's two embodiments are all chosen and are provided two Real-time Traffic Informations determining scope.Determine that the radius of scope is greater than the radius of another one determination scope for one.It is 8km that the embodiment of the present invention all gets little determination scope radius, and large determination scope radius is 20km.The Real-time Traffic Information of the determination scope that described radius is large provides the Real-time Traffic Information determining expressway in scope and through street, and the Real-time Traffic Information of the determination scope that described radius is little provides the Real-time Traffic Information of all highways determined in scope.
The Real-time Traffic Information of the determination scope that the Real-time Traffic Information of the determination scope that described radius is little is larger than described radius is more detailed.The memory headroom of shared vehicle multimedia control device can be reduced further and be more convenient to Internet Transmission while facilitating vehicle to understand Real-time Traffic Information like this.
The Real-time Traffic Information of described region comprises vehicle and travels average velocity or congestion status.
Described information provider unit also sends the traffic hazard in whole city or control information to the vehicle multimedia control device of described vehicle
Described information provider unit provides the Real-time Traffic Information in multiple city, and described management devices stores the list in multiple cities that described information provider unit provides, and provides the Real-time Traffic Information to Yingcheng City according to the position of vehicle multimedia control device.
When vehicle drives to the intersection in two cities, if traffic information prediction device provides the Real-time Traffic Information in the city being about to sail into, described in comprising in the city list that described management devices stores, be about to the city of sailing into.The present invention still determines new determination scope according to the position of vehicle multimedia control device, and according to determining that scope provides region Real-time Traffic Information to described vehicle multimedia control device.Certain region Real-time Traffic Information may comprise the Real-time Traffic Information in these two cities determined in scope.If traffic information prediction device does not provide the Real-time Traffic Information in the city being about to sail into, described in can not comprising in the city list that described management devices stores, be about to the city of sailing into.The present invention still determines new determination scope according to the position of vehicle multimedia control device, and according to determining that scope only provides the Real-time Traffic Information determining to belong to the city being about to leave in scope.When vehicle leaves first city completely, enter second do not belong to management devices store city list in city time, any Real-time Traffic Information will not be reoffered.
See Fig. 5, the present invention also provides a kind of vehicle Real-time Traffic Information reminding method based on GPS, comprising:
Steps A, vehicle multimedia control device carries out GPS vehicle location, and sends the locating information of vehicle.
Step B, information provider unit provides Real-time Traffic Information, and calculates the region Real-time Traffic Information of vehicle according to the locating information of vehicle.
Step C, sends region Real-time Traffic Information, described region Real-time Traffic Information be vehicle position surrounding at least one determine the Real-time Traffic Information of scope.
Further also comprise after rapid A:
Step D, management devices carries out the certification of vehicle, and sends to described information provider unit after the vehicle location information of reception is carried out the certification of vehicle.
Also comprise after step C:
Step e, described management devices receives region Real-time Traffic Information, and sends it to described vehicle multimedia control device.
Referring to Fig. 6, the present invention also provides a kind of vehicle multimedia control method based on GPS, comprising:
Steps A, positions vehicle location, obtains the locating information of vehicle.
Step B, sends the locating information of vehicle.
Step C, receives the region Real-time Traffic Information of vehicle, described region Real-time Traffic Information be according to the locating information of vehicle calculate the position of vehicle surrounding at least one determine the Real-time Traffic Information of scope.
Also comprise after further step B:
Step D, management devices carries out the certification of vehicle according to the locating information of vehicle.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (24)
1., based on a vehicle traffic information prompt system of GPS, it is characterized in that, comprising:
Vehicle multimedia control device, comprises GPS vehicle module, for sending the locating information of vehicle;
Information provider unit, for providing Real-time Traffic Information, and the region Real-time Traffic Information of vehicle is calculated according to the locating information of vehicle, and region Real-time Traffic Information is sent to vehicle multimedia control device, described region Real-time Traffic Information be vehicle position surrounding at least one determine the Real-time Traffic Information of scope.
2., as claimed in claim 1 based on the vehicle traffic information prompt system of GPS, it is characterized in that, also comprise:
Management devices, for carrying out the certification of vehicle, and sends to described information provider unit by the vehicle location information received from vehicle multimedia control device;
Region Real-time Traffic Information is sent to described management devices by described information provider unit, and described management devices sends region Real-time Traffic Information to described vehicle multimedia control device.
3. as claimed in claim 2 based on the vehicle traffic information prompt system of GPS, it is characterized in that, when vehicle destination is determined, described vehicle multimedia control device also gives described information provider unit by management devices sending destination information.
4. as claimed in claim 3 based on the vehicle traffic information prompt system of GPS, it is characterized in that, describedly determine that scope is:
When vehicle destination is determined, vehicle multimedia control device position is to direction, destination extended distance L
1, L
2..., L
n, vehicle multimedia control device position is to destination reverse direction extended distance P
1, P
2..., P
n, respectively with distance L
1and P
1, L
2and P
2..., L
nand P
nthe central point of the straight line of composition is the center of circle, respectively with distance L
1and P
1, L
2and P
2..., L
nand P
nthe half of summation is radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
5., as claimed in claim 4 based on the vehicle traffic information prompt system of GPS, it is characterized in that, described distance L
1, L
2l
nbe greater than described distance P respectively
1, P
2p
n.
6. as claimed in claim 2 based on the vehicle traffic information prompt system of GPS, it is characterized in that, describedly determine that scope is:
When vehicle destination is uncertain, with vehicle multimedia control device position for the center of circle, with distance D
1, D
2..., D
nfor radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
7. as claimed in claim 2 based on the vehicle traffic information prompt system of GPS, it is characterized in that, describedly determine that scope is:
With vehicle multimedia control device position for the center of circle, with distance D
1, D
2..., D
nfor radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
8. the vehicle traffic information prompt system based on GPS as described in any one of claim 5-7, is characterized in that, describedly determines that scope is two circular scope, and one is determined that the radius of scope is greater than the radius of another one determination scope; The described information provider unit Real-time Traffic Information be supplied within the scope of the large determination of described radius is the Real-time Traffic Information of expressway and through street, and the Real-time Traffic Information be supplied within the scope of the little determination of described radius is the Real-time Traffic Information of all highways.
9. as claimed in claim 8 based on the vehicle traffic information prompt system of GPS, it is characterized in that, described region Real-time Traffic Information comprises vehicle and travels average velocity or congestion status.
10. as claimed in claim 1 based on the vehicle traffic information prompt system of GPS, it is characterized in that, described information provider unit also sends the traffic hazard in whole city or control information to described vehicle multimedia control device.
11. as claimed in claim 1 based on the vehicle traffic information prompt system of GPS, it is characterized in that, described information provider unit provides the Real-time Traffic Information in multiple city, described vehicle multimedia control device stores the list in multiple cities that described information provider unit provides, and provides the Real-time Traffic Information to Yingcheng City according to the position of vehicle multimedia control device.
12. as claimed in claim 2 based on the vehicle traffic information prompt system of GPS, and it is characterized in that, described vehicle multimedia control device also comprises:
Load module, for inputting all kinds of steering order;
Communication module, for communicating with described management devices;
Display module, for showing current location, programme path and region Real-time Traffic Information;
Voice module, for playing voice;
Memory module, for locating information and the region Real-time Traffic Information that receives of store car.
13. 1 kinds, based on the vehicle multimedia control device of GPS, is characterized in that, comprising:
GPS vehicle module, for positioning vehicle location, obtains the locating information of vehicle;
Communication module, for sending the locating information of vehicle and receiving the region Real-time Traffic Information of vehicle, described region Real-time Traffic Information be according to the locating information of vehicle calculate the position of vehicle surrounding at least one determine the Real-time Traffic Information of scope.
14., as claimed in claim 13 based on the vehicle multimedia control device of GPS, is characterized in that, described communication module sends vehicle location information to management devices, and management devices carries out the certification of vehicle and vehicle location information is sent to information provider unit;
Described communication module receives the region Real-time Traffic Information that described management devices sends, and described region Real-time Traffic Information sends to described management devices by described information provider unit.
15. as claimed in claim 14 based on the vehicle multimedia control device of GPS, it is characterized in that, when vehicle destination is determined, described communication module is to management devices sending destination information, this destination information is sent to information provider unit after carrying out certification to vehicle by described management devices.
16., as claimed in claim 15 based on the vehicle multimedia control device of GPS, is characterized in that, describedly determine that scope is:
When vehicle destination is determined, vehicle position is to direction, destination extended distance L
1, L
2..., L
n, vehicle position is to destination reverse direction extended distance P
1, P
2..., P
n, respectively with distance L
1and P
1, L
2and P
2..., L
nand P
nthe central point of the straight line of composition is the center of circle, respectively with distance L
1and P
1, L
2and P
2..., L
nand P
nthe half of summation is radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
17., as claimed in claim 16 based on the vehicle multimedia control device of GPS, is characterized in that, described distance L
1, L
2l
nbe greater than described distance P respectively
1, P
2p
n.
18., as claimed in claim 14 based on the vehicle multimedia control device of GPS, is characterized in that, describedly determine that scope is:
When vehicle destination is uncertain, with vehicle position for the center of circle, with distance D
1, D
2..., D
nfor radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
19., as claimed in claim 14 based on the vehicle multimedia control device of GPS, is characterized in that, describedly determine that scope is:
With vehicle position for the center of circle, with distance D
1, D
2..., D
nfor radius, the N number of circular scope formed, described N be more than or equal to 2 natural number.
20. vehicle multimedia control device based on GPS as described in any one of claim 17-19, is characterized in that, describedly determine that scope is two circular scope, and one is determined that the radius of scope is greater than the radius of another one determination scope; The described information provider unit Real-time Traffic Information be supplied within the scope of the large determination of described radius is the Real-time Traffic Information of expressway and through street, and the Real-time Traffic Information be supplied within the scope of the little determination of described radius is the Real-time Traffic Information of all highways.
21., as claimed in claim 20 based on the vehicle multimedia control device of GPS, is characterized in that, described region Real-time Traffic Information comprises vehicle and travels average velocity or congestion status.
22., as claimed in claim 13 based on the vehicle multimedia control device of GPS, is characterized in that, described information provider unit also sends the traffic hazard in whole city or control information to described vehicle multimedia control device.
23. as claimed in claim 13 based on the vehicle multimedia control device of GPS, it is characterized in that, described information provider unit provides the Real-time Traffic Information in multiple city, described vehicle multimedia control device stores the list in multiple cities that described information provider unit provides, and provides the Real-time Traffic Information to Yingcheng City according to the position of vehicle multimedia control device.
24. as claimed in claim 14 based on the vehicle multimedia control device of GPS, and it is characterized in that, described vehicle multimedia control device also comprises:
Load module, for inputting all kinds of steering order;
Communication module, for communicating with described management devices;
Display module, for showing current location, programme path and region Real-time Traffic Information;
Voice module, for playing voice;
Memory module, for locating information and the region Real-time Traffic Information that receives of store car.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310277543.3A CN104282163B (en) | 2013-07-03 | 2013-07-03 | Vehicle traffic information prompt system and media control device based on GPS |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310277543.3A CN104282163B (en) | 2013-07-03 | 2013-07-03 | Vehicle traffic information prompt system and media control device based on GPS |
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| Publication Number | Publication Date |
|---|---|
| CN104282163A true CN104282163A (en) | 2015-01-14 |
| CN104282163B CN104282163B (en) | 2017-08-08 |
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| CN201310277543.3A Active CN104282163B (en) | 2013-07-03 | 2013-07-03 | Vehicle traffic information prompt system and media control device based on GPS |
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