Title:
POSITIONING METHOD AND POSITIONING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/023936
Kind Code:
A1
Abstract:
The present application belongs to the technical field of intelligent driving. Provided are a positioning method and a positioning apparatus. The method comprises: acquiring first positioning information, second positioning information and third positioning information, wherein the first positioning information is obtained on the basis of inertial navigation data, the second positioning information is obtained on the basis of satellite positioning data, and the third positioning information is obtained on the basis of visual positioning data; and when a vehicle travels in a first environment, performing first fusion processing on the first positioning information and the second positioning information, so as to acquire a first positioning result, wherein the quality of a satellite signal of the first environment meets a preset quality requirement; or, when the vehicle travels in a second environment, performing second fusion processing on the first positioning information and the third positioning information, so as to acquire a second positioning result, wherein the quality of a satellite signal of the second environment does not meet the preset quality requirement. By means of the method, accurate, stable and reliable positioning of a vehicle can be realized, thereby improving the safety of the vehicle while traveling.
Inventors:
WANG PEISHENG (CN)
WANG JINJING (CN)
CHEN JIE (CN)
CHENG YUAN (CN)
WANG JINJING (CN)
CHEN JIE (CN)
CHENG YUAN (CN)
Application Number:
PCT/CN2021/114305
Publication Date:
March 02, 2023
Filing Date:
August 24, 2021
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
G01C21/16; G01S19/49
Foreign References:
| CN111812698A | 2020-10-23 | |||
| CN108089180A | 2018-05-29 | |||
| CN108802786A | 2018-11-13 | |||
| CN112461261A | 2021-03-09 | |||
| CN112526570A | 2021-03-19 | |||
| CN109612476A | 2019-04-12 | |||
| CN110715659A | 2020-01-21 | |||
| US20200340816A1 | 2020-10-29 |
Attorney, Agent or Firm:
LONGSUN LEAD IP LTD. (CN)
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