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：US11796852B2

公开(公告)日：2023-10-24

申请号：US17416304

申请日：2019-12-02

Applicant: Huawei Technologies Co., Ltd.

Inventor： Lei Ma ,  Peng Wang ,  Guangnan Xiao ,  Feng Zhang ,  Binbin Su

IPC: G02F1/1335 ,  G02F1/1333 ,  F21V8/00

CPC classification number: G02F1/133512 ,  G02B6/0088 ,  G02F1/133308 ,  G02F1/133388 ,  G02F1/133528

Abstract: A liquid crystal display, including a transparent region, a light shielding region, and a display region. The liquid crystal display includes a liquid crystal box, a lower polarizer, and a backlight module that are sequentially disposed in a stacked manner. A part of the liquid crystal box is located in the transparent region and is configured to allow visible light to pass through, a part of the liquid crystal box is located in the light shielding region and is configured to shield visible light, and a part of the liquid crystal box is located in the display region and is configured to display an image.

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.

公开(公告)号：US20220026762A1

公开(公告)日：2022-01-27

申请号：US17416304

申请日：2019-12-02

Applicant: Huawei Technologies Co., Ltd.

Inventor： Lei Ma ,  Peng Wang ,  Guangnan Xiao ,  Feng Zhang ,  Binbin Su

IPC: G02F1/1335 ,  F21V8/00 ,  G02F1/1333

Abstract: A liquid crystal display, including a transparent region, a light shielding region, and a display region. The liquid crystal display includes a liquid crystal box, a lower polarizer, and a backlight module that are sequentially disposed in a stacked manner. A part of the liquid crystal box is located in the transparent region and is configured to allow visible light to pass through, a part of the liquid crystal box is located in the light shielding region and is configured to shield visible light, and a part of the liquid crystal box is located in the display region and is configured to display an image.