公开(公告)号：US20210365027A1

公开(公告)日：2021-11-25

申请号：US17281558

申请日：2019-09-27

Applicant: GREAT WALL MOTOR COMPANY LIMITED

Inventor： Lin HE ,  Longbao ZHEN ,  Kai ZHANG ,  Junpeng ZHAO ,  Wei LI ,  Tianpei WANG ,  Hongliang LIU ,  Ronglin ZENG ,  Weifeng DENG

IPC: G05D1/02 ,  G06K9/00 ,  G01C21/30

Abstract: Disclosed are a road feature point extraction method and system. The road feature point extraction method comprises: acquiring map information for the current position of a vehicle, wherein the map information comprises the attributes of the current road and the attributes of the next road section; comparing the attributes of the current road with the attributes of the next road section to determine the road type of the next road section; and extracting, in conjunction with the road type of the next road section and the map information corresponding to the next road section, a road feature point representing a road scene on the next road section, and outputting the name of the extracted road feature point and information of the relative distance between the road feature point and the vehicle.

公开(公告)号：US20210365695A1

公开(公告)日：2021-11-25

申请号：US17281560

申请日：2019-09-27

Applicant: GREAT WALL MOTOR COMPANY LIMITED

Inventor： Hongliang LIU ,  Jianyong GE ,  Longbao ZHEN ,  Rutao HAN ,  Wei LI ,  Junpeng ZHAO ,  Ronglin ZENG ,  Chaokai TIAN ,  Weifeng DENG

IPC: G06K9/00 ,  G08G1/16

Abstract: A method and apparatus used for extracting a feature point of an environmental target, which relate to the field of vehicles. The method comprises: acquiring the position of each corner point of an environmental target; and determining a feature point of the environmental target according to the position of each corner point of the environmental target. Thus, the problem wherein target identification is not precise may be solved, which is particularly suitable for the identification of a large target.