Title:
VISIBLE-LIGHT COMMUNICATION METHOD, APPARATUS AND SYSTEM, AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/272648
Kind Code:
A1
Abstract:
Provided in the embodiments of the present application are a visible-light communication method, apparatus and system, and a device. The method comprises: a first device obtaining a captured image, wherein the captured image is obtained by photographing a light-emitting apparatus in a second device; the first device determining, on the basis of the captured image, first location information of the second device; and the first device determining, on the basis of the first location information, a first angle at which a visible-light signal is emitted to the second device.
Inventors:
CHAI SHUZHOU (CN)
SHEN JIA (CN)
SU JINXI (CN)
XU JING (CN)
ZHANG HONGMING (CN)
SONG JIAN (CN)
SHEN JIA (CN)
SU JINXI (CN)
XU JING (CN)
ZHANG HONGMING (CN)
SONG JIAN (CN)
Application Number:
PCT/CN2021/103817
Publication Date:
January 05, 2023
Filing Date:
June 30, 2021
Export Citation:
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD (CN)
UNIV TSINGHUA (CN)
UNIV TSINGHUA (CN)
International Classes:
G01S1/70
Domestic Patent References:
| WO2019189768A1 | 2019-10-03 |
Foreign References:
| CN112816935A | 2021-05-18 | |||
| CN112806339A | 2021-05-18 | |||
| CN111427027A | 2020-07-17 | |||
| US20210168288A1 | 2021-06-03 |
Other References:
ZHAO JIAQI, CHI NAN: "Comparative Ｒesearch on Several Key Indoor Positioning Technologies Based on LED Visible Light Communication", LIGHT & LIGHTING, vol. 39, no. 1, 31 March 2015 (2015-03-31), pages 34 - 41, XP093019238
Attorney, Agent or Firm:
CHINA PAT INTELLECTUAL PROPERTY OFFICE (CN)
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