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Road sign locating navigation system

A positioning navigation and road sign technology, applied in the field of vehicle positioning and navigation, can solve the problems of blind spots in navigation and achieve accurate positioning and navigation

Inactive Publication Date: 2008-05-14
刘爱民
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Vehicle positioning and navigation technology, currently the most popular is the GPS satellite positioning and navigation system; it uses several GPS satellites in the United States to locate the position of the vehicle, and assists the road map for vehicle navigation; it can be seen that when the road changes, the road map must be updated, which is Blind areas appear in the navigation; in addition, the positioning accuracy is now about 20 meters. When facing a completely unfamiliar intersection, it is often only after you make a mistake that you are told: please turn around and drive.

Method used

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Examples

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Effect test

Embodiment Construction

[0008] On the lane dividing line of the road, a positioning and navigation road sign is installed at an interval of 10 meters; the positioning and navigation road sign uses solar cells, adopts extended communication technology, has a 20-meter short-distance wireless communication capability, and maintains relay contact with adjacent positioning and navigation road signs; When a vehicle equipped with a road sign positioning navigator enters the 20-meter communication range, it communicates with it to exchange information; when the vehicle-mounted road sign positioning navigator is in use, it continuously communicates with different positioning and navigation road signs, and its speed, direction, and position are monitored and positioned ;Tell the vehicle's position, speed and other parameters to its surrounding vehicles; the vehicle passes the destination to the positioning and navigation landmark management station through the landmark positioning navigator and the positioning a...

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PUM

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Abstract

The invention belongs to the technical field of vehicle locating and navigating which aims at locating and navigating for vehicle smooth trip and providing reference data for anti-collision and automatic drive of vehicles. The invention adopts the technical schemes that a locating navigating guide is arranged on the road every a plurality of meters; a guide locating avigraph is arranged on the vehicle; the locating navigating guide is communicated and contacted with the guide locating avigraph through wireless. Neighboring locating navigating guides are kept to be contacted with each other in relay communication. All the locating navigating guides are contacted with a locating navigating guide management station; the vehicle tells the trip destination to the locating navigating guide management station through the locating avigraph and the locating navigating guide; the locating navigating guide management station designs out a best traffic line for vehicles, and locates as well as navigates for vehicles through the locating navigating guide and the locating avigraph. The invention is applied to the locating, monitoring and navigating of the vehicles.

Description

Technical field [0001] The invention belongs to the technical field of vehicle positioning and navigation. Background technique [0002] Vehicle positioning and navigation technology, currently the most popular is the GPS satellite positioning and navigation system; it uses several GPS satellites in the United States to locate the position of the vehicle, and assists the road map for vehicle navigation; it can be seen that when the road changes, the road map must be updated, which is Blind areas appear in the navigation; in addition, the positioning accuracy is now about 20 meters. Facing a completely unfamiliar intersection, it often tells you after you have made a mistake: please turn around and drive. Contents of the invention [0003] The purpose of the present invention is to provide reference data for vehicle collision avoidance and automatic driving for smooth travel, positioning and navigation. [0004] The technical solution provided by the present invention is: ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01C21/26G01C21/34
Inventor 刘爱民
Owner 刘爱民
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