ROAD CONDITION INFORMATION SHARING METHOD

• US 20180233042A1
• Filed: 04/16/2018
• Published: 08/16/2018
• Est. Priority Date: 10/16/2015
• Status: Active Grant

• Current Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: ZHANG, Huimin, HUANG, Kangmin, LIAO, Heng, YU, Rongdao, CHEN, Shanxi
• Granted Patent: US 10,971,007 B2
• Time in Patent Office: Days
• CPC Class Codes: G06F 18/22 Matching criteria, e.g. proximity measures
• CPC Class Codes: G06V 10/17 using hand-held instruments
• CPC Class Codes: G06V 10/75 Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
• CPC Class Codes: G06V 10/95 structured as a network, e.g. client-server architectures
• CPC Class Codes: G06V 20/56 exterior to a vehicle by using sensors mounted on the vehicle
• CPC Class Codes: G08G 1/00 Traffic control systems for road vehicles arrangement of road signs or traffic signals E01F9/00 ; automatic vehicle control B62D
• CPC Class Codes: G08G 1/0112 from the vehicle, e.g. floating car data [FCD]
• CPC Class Codes: G08G 1/0116 from roadside infrastructure, e.g. beacons
• CPC Class Codes: G08G 1/012 from other sources than vehicle or roadside beacons, e.g. mobile networks
• CPC Class Codes: G08G 1/0141 for traffic information dissemination
• CPC Class Codes: G08G 1/0175 by photographing vehicles, e.g. when violating traffic rules
• CPC Class Codes: G08G 1/096791 where the origin of the information is another vehicle

Abstract

Embodiments of the present invention disclose a road condition information sharing method. The method includes: receiving, by a server, a road condition information request sent by a first terminal, where the road condition information request carries a road condition position of concern; determining, by the server, a second terminal according to the road condition position of concern, where the second terminal has a road condition recording capability, and a distance between the second terminal and the road condition position of concern is less than a preset threshold; and sending, by the server, a road condition sharing request to the second terminal, so that the second terminal shares a road condition according to the road condition position of concern.

Claims

1. A road condition information sharing method, wherein the method comprises:

receiving, by a server, a road condition information request sent by a first terminal, wherein the road condition information request carries a road condition position of concern;

determining, by the server, a second terminal according to the road condition position of concern, wherein the second terminal has a road condition recording capability, and a distance between the second terminal and the road condition position of concern is less than a preset threshold; and

sending, by the server, a road condition sharing request to the second terminal, so that the second terminal shares a road condition according to the road condition position of concern.

2. The method according to claim 1, wherein after the sending, by the server, a road condition sharing request to the second terminal, the method further comprises:

receiving, by the server, road condition information that is corresponding to the road condition position of concern and submitted by the second terminal; and

sending, by the server, the road condition information corresponding to the road condition position of concern to the first terminal.

3. The method according to claim 2, wherein the road condition information corresponding to the road condition position of concern comprises a road condition photographing position;

and

after the receiving, by the server, road condition information that is corresponding to the road condition position of concern and submitted by the second terminal according to the road condition sharing request, the method further comprises;

identifying, by the server, a driving accident image from the road condition information corresponding to the road condition position of concern; and

sending, by the server, road condition information corresponding to the driving accident image to the first terminal if a photographing position corresponding to the driving accident image matches the road condition position of concern.

4. The method according to claim 3, wherein the road condition information request further carries a time point of concern;

the road condition information corresponding to the road condition position of concern further comprises a road condition photographing time; and

after the identifying, by the server, a driving accident image from the road condition information corresponding to the road condition position of concern, the method further comprises;

sending, by the server, the road condition information corresponding to the driving accident image to the first terminal if the photographing position corresponding to the driving accident image matches the road condition position of concern and a photographing time corresponding to the driving accident image matches the time point of concern.

5. The method according to claim 1, wherein the determining, by the server, a second terminal according to the road condition position of concern comprises:

obtaining position information reported by all terminals within a preset time period;

screening the reported position information to determine third terminals, wherein distances between the third terminals and the road condition position of concern are less than the preset distance;

determining road condition recording capabilities of the third terminals; and

determining a third terminal whose road condition recording capability meets a preset criterion as the second terminal.

6. A road condition information sharing method, wherein the method comprises:

sending, by a first terminal, a road condition information request to a server, wherein the road condition information request carries a road condition position of concern, so that the server determines a second terminal according to the road condition position of concern, and sends a road condition sharing request to the second terminal, wherein the second terminal has a road condition recording capability, and a distance between the second terminal and the road condition position of concern is less than a preset threshold; and

receiving, by the first terminal, road condition information that is corresponding to the road condition position of concern and sent by the second terminal according to the road condition sharing request.

7. The method according to claim6, wherein the method further comprises:

performing, by the first terminal according to a spatial relationship of road condition recording positions of second terminals, image compositing on road condition information that is corresponding to the road condition position of concern and sent by at least one second terminal; and

displaying, by the first terminal, the road condition information that is corresponding to the road condition position of concern and on which image compositing is performed.

8. A road condition information obtaining method, wherein the method comprises:

determining, by a road accident condition reporting device, an accident occurrence position and an accident occurrence time point;

sending, by the road accident condition reporting device, a road condition information request to a second terminal, wherein the second terminal has a road condition recording capability, and a distance between the accident occurrence position and the second terminal at the accident occurrence time point is less than a preset threshold;

receiving, by the road accident condition reporting device, road condition information that is corresponding to the accident occurrence position and sent by the second terminal; and

reporting, by the road accident condition reporting device to an accident assessment server, the road condition information that is corresponding to the accident occurrence position and sent by the second terminal, so that the accident assessment server performs accident assessment according to the road condition information corresponding to the accident occurrence position.

9. The road condition information obtaining method according to claim 8, before the sending, by the road accident condition reporting device, a road condition information request to a second terminal, further comprising:

establishing, by the road accident condition reporting device, a communication connection to the second terminal that is located in a preset area around the accident occurrence position at the accident occurrence time point.

10. The road condition information obtaining method according to claim 9, wherein the establishing a communication connection to the second terminal that is located in a preset area around the accident occurrence position at the accident occurrence time point comprises:

submitting, by the road accident condition reporting device, the accident occurrence position and the accident occurrence time point to a server, so that the server determines the second terminal according to the accident occurrence position and the accident occurrence time point;

receiving, by the road accident condition reporting device, communication connection information of the second terminal that is sent by the server; and

establishing, by the road accident condition reporting device, the communication connection to the second terminal according to the communication connection information of the second terminal.

11. The road condition information obtaining method according to claim 8, wherein the determining, by a road accident condition reporting device, an accident occurrence position and an accident occurrence time point comprises:

obtaining, by means of identification, a driving accident image in road condition information photographed by the road accident condition reporting device, extracting a photographing position and a photographing time corresponding to the driving accident image obtained by means of identification, and using the photographing position and the photographing time as the accident occurrence position and the accident occurrence time point respectively.

12. A road condition information obtaining method, wherein the method comprises:

determining, by a road condition reporting initiation device, an accident occurrence position and an accident occurrence time point;

sending, by the road condition reporting initiation device, a road condition information request to a second terminal, wherein the second terminal has a road condition recording capability, and a distance between the accident occurrence position and the second terminal at the accident occurrence time point is less than a preset threshold, so that the second terminal reports road condition information corresponding to the accident occurrence position to an accident assessment server.

13. The road condition information obtaining method according to claim 12, wherein the method further comprises:

determining, by the road condition reporting initiation device, a third terminal that meets a road accident condition rephotographing qualification, wherein the road accident condition rephotographing qualification comprises;

the accident occurrence position is located ahead of a driving route of the third terminal; and

sending, by the road condition reporting initiation device, a road accident condition rephotographing request to the third terminal, wherein the road condition rephotographing request carries the accident occurrence position, so that the third terminal obtains a rephotographed road driving condition corresponding to the accident occurrence position, and reports the rephotographed road driving condition corresponding to the accident occurrence position to the accident assessment server.

14. The road condition information obtaining method according to claim 13, wherein the determining, by the road condition reporting initiation device, a third terminal that meets a road accident condition rephotographing qualification comprises:

broadcasting the road accident condition rephotographing qualification to a road condition recording terminal in an area to which the accident occurrence position belongs, so that the road condition recording terminal in the area to which the accident occurrence position belongs detects whether the road condition recording terminal meets the road accident condition rephotographing qualification; and

determining, according to a rephotographing qualification acknowledgement message returned by the road condition recording terminal in the area to which the accident occurrence position belongs, the third terminal that meets the road accident condition rephotographing qualification.

15. The road condition information obtaining method according to claim 13, wherein the determining, by the road condition reporting initiation device, a third terminal that meets a road accident condition rephotographing qualification comprises:

obtaining driving state information of a road condition recording terminal in an area to which the accident occurrence position belongs;

determining whether the driving state information of the road condition recording terminal in the area to which the accident occurrence position belongs meets the road accident condition rephotographing qualification; and

determining a road condition recording terminal whose driving state information meets the road accident condition rephotographing qualification as the third terminal.

16. A server, wherein the server comprises:

a road condition request receiving module, configured to receive a road condition information request sent by a first terminal, wherein the road condition information request carries a road condition position of concern;

a terminal searching module, configured to determine a second terminal according to the road condition position of concern, wherein the second terminal has a road condition recording capability, and a distance between the second terminal and the road condition position of concern is less than a preset threshold; and

a sharing request sending module, configured to send a road condition sharing request to the second terminal, so that the second terminal shares a road condition according to the road condition position of concern.

17. The server according to claim 16, further comprising:

a road condition information receiving module, configured to receive road condition information that is corresponding to the road condition position of concern and submitted by the second terminal; and

a road condition information sending module, configured to send the road condition information corresponding to the road condition position of concern to the first terminal.

18. The server according to claim 17, wherein the road condition information corresponding to the road condition position of concern comprises a road condition photographing position;

and

the server further comprises;

an accident image identification module, configured to identify a driving accident image from the road condition information corresponding to the road condition position of concern;

wherein

the road condition information sending module is configured to send road condition information corresponding to the driving accident image to the first terminal when a photographing position corresponding to the driving accident image matches the road condition position of concern.

19. The server according to claim 18, wherein the road condition information request further carries a time point of concern;

the road condition information corresponding to the road condition position of concern further comprises a road condition photographing time; and

the road condition information sending module is configured to send the road condition information corresponding to the driving accident image to the first terminal when the photographing position corresponding to the driving accident image matches the road condition position of concern and a photographing time corresponding to the driving accident image matches the time point of concern.

20. The server according to claim 16, wherein the terminal searching module comprises:

a terminal position obtaining unit, configured to obtain position information reported by all terminals within a preset time period;

a terminal screening unit, configured to screen the reported position information to determine third terminals, wherein distances between the third terminals and the road condition position of concern are less than a preset distance;

a recording capability obtaining unit, configured to determine road condition recording capabilities of the third terminals; and

a terminal determining unit, configured to determine a third terminal whose road condition recording capability meets a preset criterion as the second terminal.

21. A terminal, wherein the terminal comprises:

a road condition request module, configured to send a road condition information request to a server, wherein the road condition information request carries a road condition position of concern, so that the server determines a second terminal according to the road condition position of concern, and sends a road condition sharing request to the second terminal, wherein the second terminal has a road condition recording capability, and a distance between the second terminal and the road condition position of concern is less than a preset threshold; and

a road condition receiving module, configured to receive road condition information that is corresponding to the road condition position of concern and sent by the second terminal according to the road condition sharing request.

22. The terminal according to claim 21, further comprising:

an image compositing module, configured to perform, according to a spatial relationship of road condition recording positions of second terminals, image compositing on road condition information that is corresponding to the road condition position of concern and sent by at least one second terminal; and

a road condition displaying module, configured to display the road condition information that is corresponding to the road condition position of concern and on which image compositing is performed.

23. A road accident condition reporting device, comprising:

an accident determining module, configured to determine an accident occurrence position and an accident occurrence time point;

a road condition request module, configured to send a road condition information request to a second terminal, wherein the second terminal has a road condition recording capability, and a distance between the accident occurrence position and the second terminal at the accident occurrence time point is less than a preset threshold;

a road accident condition collecting module, configured to receive road condition information that is corresponding to the accident occurrence position and sent by the second terminal; and

a road accident condition reporting module, configured to report, to an accident assessment server, the road condition information that is corresponding to the accident occurrence position and sent by the second terminal, so that the accident assessment server performs accident assessment according to the road condition information corresponding to the accident occurrence position.

24. The road accident condition reporting device according to claim 23, further comprising:

a driving terminal communications module, configured to establish a communication connection to the second terminal that is located in a preset area around the accident occurrence position at the accident occurrence time point.

25. The road accident condition reporting device according to claim 24, wherein the driving terminal communications module comprises:

a driving terminal searching unit, configured to submit the accident occurrence position and the accident occurrence time point to a server, so that the server searches, according to the accident occurrence position and the accident occurrence time point, for the second terminal that is located in the preset area around the accident occurrence position at the accident occurrence time point;

a connection information receiving unit, configured to receive communication connection information of the second terminal that is sent by the server; and

a driving terminal communications unit, configured to establish the communication connection to the second terminal according to the communication connection information of the second terminal.

26. The road accident condition reporting device according to claims 23, further comprising:

a road condition recording module, configured to photograph road condition information;

wherein

the accident determining module is configured to;

obtain, by means of identification, a driving accident image in the road condition information photographed by the road condition recording module;

extract a photographing position and a photographing time corresponding to the driving accident image obtained by means of identification; and

use the photographing position and the photographing time as the accident occurrence position and the accident occurrence time point respectively.

27. A road condition reporting initiation device, comprising:

an accident determining module, configured to determine an accident occurrence position and an accident occurrence time point; and

a road condition reporting initiation module, configured to send a road condition information request to a second terminal, wherein the second terminal has a road condition recording capability, and a distance between the accident occurrence position and the second terminal at the accident occurrence time point is less than a preset threshold, so that the second terminal reports road condition information corresponding to the accident occurrence position to an accident assessment server.

28. The road condition reporting initiation device according to claim 27, further comprising:

a rephotographing terminal searching module, configured to determine a third terminal that meets a road accident condition rephotographing qualification, wherein the road accident condition rephotographing qualification comprises;

the accident occurrence position is located ahead of a driving route of the third terminal; and

a rephotographing request sending module, configured to send a road accident condition rephotographing request to the third terminal, wherein the road condition rephotographing request carries the accident occurrence position, so that the third terminal obtains a rephotographed road driving condition corresponding to the accident occurrence position, and reports the rephotographed road driving condition corresponding to the accident occurrence position to the accident assessment server.

29. The road condition reporting initiation device according to claim 28, wherein the rephotographing terminal searching module comprises:

a rephotographing qualification broadcasting unit, configured to broadcast the road accident condition rephotographing qualification to a road condition recording terminal in an area to which the accident occurrence position belongs, so that the road condition recording terminal in the area to which the accident occurrence position belongs detects whether the road condition recording terminal meets the road accident condition rephotographing qualification; and

a rephotographing terminal determining unit, configured to determine, according to a rephotographing qualification acknowledgement message returned by the road condition recording terminal in the area to which the accident occurrence position belongs, the third terminal that meets the road accident condition rephotographing qualification.

30. The road condition reporting initiation device according to claim 28, wherein the rephotographing terminal searching module comprises:

a driving state obtaining unit, configured to obtain driving state information of a road condition recording terminal in an area to which the accident occurrence position belongs; and

a rephotographing terminal determining unit, configured to;

determine whether the driving state information of the road condition recording terminal in the area to which the accident occurrence position belongs meets the road accident condition rephotographing qualification; and

determine a road condition recording terminal whose driving state information meets the road accident condition rephotographing qualification as the third terminal.

31. A road condition information prompting device, wherein the road condition information prompting device comprises:

a road condition obtaining module, configured to obtain current real-time road condition information that comprises static information or driving state information of a surrounding vehicle that is photographed in real time; and

a driving prompting module, configured to;

determine, according to the static information or the driving state information of the surrounding vehicle, whether the surrounding vehicle has a security risk; and

if the surrounding vehicle has a security risk, send a driving security prompt according to the surrounding vehicle that has a security risk.

32. The road condition information prompting device according to claim 31, wherein the static information of the surrounding vehicle comprises vehicle license plate information or a vehicle model identity.