Title:
COLLISION WARNING METHOD AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/095937
Kind Code:
A1
Abstract:
Provided are a collision warning method and a device, the method comprises: performing training according to historical driving data of the first vehicle to obtain a target deceleration and a target following distance of a first vehicle . so as to obtain a TTC of the first vehicle and a forward vehicle; and determining whether to issue warning information on the basis of magnitude relationship between the TTC and a first threshold. Since the target deceleration of the first vehicle and the target following distance can reflect the driving habit personality characteristics of a driver of the first vehicle, the TTC obtained on the basis of historical driving data has stronger adaptability. Therefore, the problem that the early warning effectiveness is lower on the basis of the unified deceleration and following distance in the prior art can be effectively solved.
Inventors:
HUA FEI (CN)
SUN HAISHAN (CN)
HUANG WEI (CN)
SUN HAISHAN (CN)
HUANG WEI (CN)
Application Number:
PCT/CN2018/111281
Publication Date:
May 23, 2019
Filing Date:
October 22, 2018
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
G08G1/16
Domestic Patent References:
| WO2016186175A1 | 2016-11-24 |
Foreign References:
| CN107346612A | 2017-11-14 | |||
| CN102745194A | 2012-10-24 | |||
| CN106240458A | 2016-12-21 | |||
| CN101183493A | 2008-05-21 | |||
| CN103531042A | 2014-01-22 | |||
| US20150025784A1 | 2015-01-22 |
Attorney, Agent or Firm:
TDIP & PARTNERS (CN)
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