CN102005129A - Center navigation method capable of real-time performing route guidance - Google Patents
Center navigation method capable of real-time performing route guidance Download PDFInfo
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- CN102005129A CN102005129A CN2010102911913A CN201010291191A CN102005129A CN 102005129 A CN102005129 A CN 102005129A CN 2010102911913 A CN2010102911913 A CN 2010102911913A CN 201010291191 A CN201010291191 A CN 201010291191A CN 102005129 A CN102005129 A CN 102005129A
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Abstract
The invention discloses a center navigation method capable of real-time performing route guidance. The method comprises the following steps of: after a navigation center server transmits a planned path to a vehicle-mounted terminal, judging whether road conditions in a road at which the path does not arrive change according to current position information uploaded by the vehicle-mounted terminal; if so, re-planning the path according to the current position information, road condition information and destination information of the vehicle-mounted terminal; transmitting the new path to the vehicle-mounted terminal; and navigating according to the new path by using the vehicle-mounted terminal. Therefore, the vehicle-mounted terminal can update the road condition information timely, implement road condition avoidance, and ease traffic congestion.
Description
Technical field
The invention belongs to the technical field of automobile navigation, relate in particular to a kind of center air navigation aid of inducing in the path of can carrying out in real time.
Background technology
At present, automobile navigation and location are based on mostly that gps system grows up.Initial vehicle mounted guidance terminal not only needs to possess the GPS positioning function, and need have the processing power of electronic chart and the ability of path computing, causes this car-mounted terminal cost higher, and user's face is wideless.
In order to reduce the cost of car-mounted terminal, make car-mounted terminal no longer need to install electronic chart and need not the path computing ability, must set up a service centre, be used to receive departure place and the destination information that car-mounted terminal is uploaded, finish path computing according to this information by service centre, and the optimal path of cooking up is issued to car-mounted terminal from service centre via mobile communication wireless network, implement navigation by car-mounted terminal again.
Along with the development of society, urban population and vehicle fleet size increase sharply, and cause urban road jam situation usually to occur.The car-mounted terminal that navigation feature is only arranged can not guide vehicle to carry out road conditions according to real-time road and dodge, thereby the road of avoiding blocking up is alleviated traffic.
Above-mentioned when navigating by service centre, after guidance path is handed down to car-mounted terminal, can't accomplish the traffic information that upgrades in time, make that the error rate of navigating by service centre is higher, effectively guided vehicle is avoided obstruction and crowded section of highway.
Summary of the invention
The object of the present invention is to provide a kind of center air navigation aid of inducing in the path of can carrying out in real time, the traffic information that can upgrade in time guides vehicle to carry out road conditions and dodges, thereby the road of avoiding blocking up is alleviated traffic.
The present invention is a kind of can to carry out the center air navigation aid of inducing in the path in real time, be after car-mounted terminal is given in the path that it is good that navigation center server issues planning, the real-time current location information of uploading according to car-mounted terminal, judge in the road of this path no show and whether have road condition change, if exist, then plan new route again according to current location information, traffic information and the endpoint information of car-mounted terminal, and this new route is issued to car-mounted terminal, this car-mounted terminal will navigate according to new route.
The present invention comprises that also one gathers the road conditions server of traffic information in real time, and this road conditions server is issued to navigation center server after converting traffic information to road ID traffic information; This navigation center server is deposited it in road condition data storehouse after receiving the road ID traffic information that the road conditions server issues.
This navigation center server is taken out corresponding road ID traffic information in the condition database of first outlet when path planning, dodge path planning as the weights of path planning.Navigation center server can be deposited path, starting point and endpoint information in the Termination ID database of the car-mounted terminal ID that correspondence sends navigation requests, so that plan use next time again after having planned the path.Car-mounted terminal is uploaded the positional information of oneself in real time to navigation center server, this navigation center server is according to the id information of the car-mounted terminal of filing a request, the path of storage before going to take out in the Termination ID database, starting point and endpoint information, and real-time road ID traffic information judges whether the road ID of no show in the current guidance path exists road condition change in the combining road condition server, if have, the positional information of newly uploading according to car-mounted terminal then, up-to-date road ID road conditions and endpoint information are cooked up new route again, and this new route is issued to car-mounted terminal, upgrade corresponding Termination ID database simultaneously.
After adopting technical scheme of the present invention, whether there is road condition change in the road of no show in the guidance path of navigation center server real-time judge car-mounted terminal, if exist, then in time plan new path and be issued to car-mounted terminal according to real-time traffic information, make the car-mounted terminal traffic information that can upgrade in time, the enforcement road conditions are dodged, and alleviate the jam situation of traffic.
Description of drawings
Fig. 1 is a principle of work synoptic diagram of the present invention.
The invention will be further described below in conjunction with the drawings and specific embodiments.
Embodiment
As shown in Figure 1, the present invention is a kind of can to carry out the center air navigation aid of inducing in the path in real time, be on the basis of traditional center navigation, to set up a road conditions server of gathering traffic information in real time, be used for the traffic congestion situation of in time adding up each highway section, current somewhere, convert this traffic information to road ID traffic information after the statistics, be handed down to navigation center server;
Navigation center server is deposited it in road condition data storehouse after receiving the road ID traffic information that the road conditions server issues;
When car-mounted terminal navigates at needs, terminal point and current location information are uploaded to navigation center server, by navigation center server according to starting point and endpoint information path planning; This navigation center server is taken out corresponding road ID traffic information in the condition database of first outlet when path planning, dodge path planning as the weights of path planning; Navigation center server can be deposited path, starting point and endpoint information in the Termination ID database of the car-mounted terminal ID that correspondence sends navigation requests, so that plan use next time again after having planned the path;
Car-mounted terminal is uploaded the positional information of oneself in real time to navigation center server, this navigation center server is according to the id information of the car-mounted terminal of filing a request, the path of storage before going to take out in the Termination ID database, starting point and endpoint information, real-time road ID traffic information judges whether the road ID of no show in the current guidance path exists road condition change in the combining road condition server, if have, the positional information of newly uploading according to car-mounted terminal then, up-to-date road ID road conditions and endpoint information are cooked up new route again, and this new route is issued to car-mounted terminal, upgrade corresponding Termination ID database simultaneously;
After car-mounted terminal receives the new route data, navigate according to new path.
Of the present invention focusing on: the path that it is good that navigation center server issues planning is given after the car-mounted terminal, the real-time current location information of uploading according to car-mounted terminal, judge in the road of this path no show and whether have road condition change, if exist, then according to current location information, traffic information and the endpoint information of car-mounted terminal path planning again, and this new route is issued to car-mounted terminal, this car-mounted terminal navigates according to new route.
The above, it only is preferred embodiment of the present invention, be not that technical scope of the present invention is imposed any restrictions, so every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any trickle modification, equivalent variations and modification that above embodiment did.
Claims (3)
1. the center air navigation aid that can carry out in real time inducing in the path, it is characterized in that: after car-mounted terminal is given in the path that it is good that navigation center server issues planning, the real-time current location information of uploading according to car-mounted terminal, judge in the road of this path no show and whether have road condition change, if exist, then plan new route again according to current location information, traffic information and the endpoint information of car-mounted terminal, and this new route is issued to car-mounted terminal, this car-mounted terminal navigates according to new route.
2. a kind of center air navigation aid of inducing in the path of can carrying out in real time according to claim 1, it is characterized in that: comprise that one gathers the road conditions server of traffic information in real time, this road conditions server is issued to navigation center server after converting traffic information to road ID traffic information; This navigation center server is deposited it in road condition data storehouse after receiving the road ID traffic information that the road conditions server issues.
3. a kind of center air navigation aid of inducing in the path of can carrying out in real time according to claim 2, it is characterized in that: this navigation center server is when path planning, take out corresponding road ID traffic information in elder generation's outlet condition database, dodge path planning as the weights of path planning; Navigation center server can be deposited path, starting point and endpoint information in the Termination ID database of the car-mounted terminal ID that correspondence sends navigation requests, so that plan use next time again after having planned the path; Car-mounted terminal is uploaded the positional information of oneself in real time to navigation center server, this navigation center server is according to the id information of the car-mounted terminal of filing a request, the path of storage before going to take out in the Termination ID database, starting point and endpoint information, real-time road ID traffic information judges whether the road ID of no show in the current guidance path exists road condition change in the combining road condition server, if have, the positional information of newly uploading according to car-mounted terminal then, up-to-date road ID road conditions and endpoint information are cooked up new route again, and this new route is issued to car-mounted terminal, upgrade corresponding Termination ID database simultaneously.
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| CN2010102911913A CN102005129A (en) | 2010-09-19 | 2010-09-19 | Center navigation method capable of real-time performing route guidance |
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| CN2010102911913A CN102005129A (en) | 2010-09-19 | 2010-09-19 | Center navigation method capable of real-time performing route guidance |
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| US20130124073A1 (en) * | 2011-11-11 | 2013-05-16 | Verizon Patent And Licensing Inc. | Live traffic congestion detection |
| CN103115626A (en) * | 2013-02-07 | 2013-05-22 | 上海雷腾软件有限公司 | Method, device and equipment for calculating congestion information and navigating based on congestion information |
| CN103134512A (en) * | 2012-12-25 | 2013-06-05 | 上海博泰悦臻电子设备制造有限公司 | Vehicle-mounted device and obtaining method of new navigation route |
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| CN103971530A (en) * | 2014-05-27 | 2014-08-06 | 四川汇源吉迅数码科技有限公司 | Real-time route planning method |
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Application publication date: 20110406 |