Navigation route generating method and device

A technology for navigating routes and road sections, applied in the field of intelligent transportation, it can solve the problems of inaccurate and real-time users, long production cycle of basic navigation data, and providing navigation routes.

Active Publication Date: 2015-04-08
BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Existing various electronic map navigation applications generally use the basic navigation data in the database to plan the route between the start point and the end point input by the user, and obtain the navigation route between the start point and the end point. The production cycle of navigation data is long, usually several months, and remains static after the production is completed. Therefore, as the actual road conditions change, it will not be possible to provide users with the correct navigation route in an accurate and real-time manner.

Method used

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  • Navigation route generating method and device

Examples

Experimental program
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Effect test

Embodiment 1

[0026] see Figure 1a , is a flowchart of a method for generating a navigation route according to Embodiment 1 of the present invention. The method in the embodiment of the present invention can be executed by a navigation route generation device implemented in hardware and / or software, and the implementation device is typically configured in a server capable of providing electronic map and route navigation services. An application or a client that provides an electronic navigation service may interact with the server to access the server and plan a navigation route.

[0027] The method includes: operation 110 - operation 120 .

[0028] 110. Obtain road condition influence parameters corresponding to each road segment in the electronic map area, the road condition influence parameters include: at least one of road construction parameters, traffic control parameters, weather-related road blockade parameters, traffic flow parameters, and road congestion parameters One, the elec...

Embodiment 2

[0043] On the basis of the above-mentioned embodiments, this embodiment provides an optimal solution for obtaining road construction parameters, traffic control parameters, or road blockade parameters associated with the weather corresponding to each road section in the electronic map area, so as to obtain the electronic map area. Take the road construction parameters corresponding to each road section in , as an example to illustrate.

[0044] see Figure 2a , is a flow chart of obtaining road construction parameters corresponding to each road section in the electronic map area in a method for generating a navigation route provided by Embodiment 2 of the present invention.

[0045] It specifically includes: operation 210 - operation 230 .

[0046] 210. Based on the set keywords, search the set information release platform for the traffic information released by the set information release platform and / or the traffic news fed back by the user.

[0047] Usually, before road c...

Embodiment 3

[0066] On the basis of the above-mentioned embodiments, this embodiment provides two optimal solutions for obtaining the traffic flow parameters corresponding to each road segment in the electronic map area.

[0067] see Figure 3a , is a flow chart of obtaining traffic flow parameters corresponding to each road section in the area of ​​the electronic map in a method for generating a navigation route provided by Embodiment 3 of the present invention.

[0068] It specifically includes: operation 310 - operation 320 .

[0069] 310. Collect the positioning information of the vehicle positioning terminal.

[0070] Existing vehicle positioning terminals generally use GPS (Global Positioning System, Global Positioning System) for positioning.

[0071] 320. Obtain the traffic flow parameters corresponding to each road segment in the electronic map area at the set time according to the positioning information.

[0072] see Figure 3b , which is another flow chart for obtaining tra...

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Abstract

An embodiment of the invention provides a navigation route generating method and device. The navigation route generating method includes acquiring road condition influence parameters corresponding to each road section within an electronic map area range; generating navigation routes from starting points to finishing points according to the road condition influence parameters corresponding to each road section and basic navigation data corresponding to each road section. By the navigation route generating method and device, the navigation routes from the starting points and the finishing points are optimized, so that the acquired navigation routes are kept away from road sections influenced by road conditions; the road condition influence parameters can track dynamic changes of the road conditions of each road section included within the electronic map area range in real time, and frequency of the dynamic changes of the road conditions of each road section is higher than the frequency of batch updating of the basic data, so that the problem of low accuracy in static navigation routes generated simply according to the basic navigation data due to the fact that the basic navigation data cannot reflect actual road conditions of the road sections in real time is avoided, the acquired optimized navigation routes are kept away from the road sections influenced by the road conditions, and correct navigation routes can be provided for users in real time.

Description

technical field [0001] The embodiments of the present invention relate to the technical field of intelligent transportation, and in particular to a method and device for generating a navigation route. Background technique [0002] With the continuous development of economy and society, people will frequently rely on road traffic to complete their daily travel work, and the technology of realizing travel route planning through electronic maps has also emerged as the times require. [0003] Existing various electronic map navigation applications generally use the basic navigation data in the database to plan the route between the start point and the end point input by the user, and obtain the navigation route between the start point and the end point. The production cycle of navigation data is long, usually several months, and remains static after the production is completed. Therefore, as the actual road conditions change, it will not be possible to provide users with the cor...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F17/30
CPCG01C21/3492
Inventor 马薇薇
Owner BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD
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