Title:
VEHICLE FOLLOWING DISTANCE CALCULATION METHOD AND DEVICE, VEHICLE AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2023/138100
Kind Code:
A1
Abstract:
Disclosed are a vehicle following distance calculation method and device, a vehicle and a storage medium. The method comprises: acquiring a first driving speed of a first vehicle at a first moment and a second driving speed of a second vehicle at the first moment; acquiring a predicted driving speed of the first vehicle indicated by a first planned path within a preset duration after the first moment; when the second driving speed is not greater than a first speed threshold, determining, according to deceleration of the first vehicle at the first moment, a corresponding keeping duration of the first driving speed when a vehicle following distance is calculated; and determining a difference between the keeping duration and the preset duration as a predicted duration, and calculating, according to the first driving speed, the keeping duration and the predicted driving speed within the predicted duration, an expected vehicle following distance between the first vehicle and the second vehicle within the preset duration.
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Inventors:
ZHAO YONGZHENG (CN)
ZHANG HUIKANG (CN)
HUANG YIWEN (CN)
LI LIYUN (CN)
ZHANG HUIKANG (CN)
HUANG YIWEN (CN)
LI LIYUN (CN)
Application Number:
PCT/CN2022/122773
Publication Date:
July 27, 2023
Filing Date:
September 29, 2022
Export Citation:
Assignee:
GUANGZHOU XIAOPENG AUTOPILOT TECH CO LTD (CN)
International Classes:
G07C5/08
Foreign References:
| CN114419758A | 2022-04-29 | |||
| CN111516687A | 2020-08-11 | |||
| CN113788021A | 2021-12-14 | |||
| CN110962848A | 2020-04-07 | |||
| CN111845744A | 2020-10-30 | |||
| US20190071084A1 | 2019-03-07 |
Attorney, Agent or Firm:
CENFO INTELLECTUAL PROPERTY AGENCY (CN)
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