公开(公告)号：US20210325190A1

公开(公告)日：2021-10-21

申请号：US17357229

申请日：2021-06-24

Applicant: Huawei Technologies Co., Ltd.

Inventor： Minzhen Li ,  Lei Ma ,  Jun Wang

IPC: G01C21/30 ,  G01S13/89

Abstract: A positioning method includes calculating, based on data that is of collection points at a road edge and that is collected by a radar, a feature of a road on which a terminal device is actually located, determining, from a plurality of candidate roads based on the feature of the road on which the terminal device is actually located and features of the plurality of candidate roads, a target road matching original positioning coordinates of the terminal device, and correcting the original positioning coordinates using the target road, to obtain corrected positioning coordinates.

公开(公告)号：US20220326024A1

公开(公告)日：2022-10-13

申请号：US17851661

申请日：2022-06-28

Applicant: Huawei Technologies Co., Ltd.

Inventor： Minzhen Li ,  Lei Ma ,  Jun Wang

IPC: G01C21/30 ,  G01S13/89

Abstract: A positioning method includes calculating, based on data that is of collection points at a road edge and that is collected by a radar, a feature of a road on which a terminal device is actually located, determining, from a plurality of candidate roads based on the feature of the road on which the terminal device is actually located and features of the plurality of candidate roads, a target road matching original positioning coordinates of the terminal device, and correcting the original positioning coordinates using the target road, to obtain corrected positioning coordinates.