Title:
SYSTEMS AND METHODS FOR UPDATING A HIGH-DEFINITION MAP
Document Type and Number:
WIPO Patent Application WO/2020/140164
Kind Code:
A1
Abstract:
A method and a system for updating a HD map using a plurality of point cloud data frames are provided. The method may include: receiving, by a communication interface, a first data frame of a target region acquired by at least one sensor (S504); constructing, by at least one processor, a local HD map based on the first data frame (S506; receiving, by the communication interface, a second data frame of the target region acquired by the at least one sensor (S508); updating, by the at least one processor, the local HD map using the second data frame based on relative location and pose information associated with the second data frame relative to the local HD map (S510), and updating, by the at least one processor the HD map based on the updated local HD map (S516).
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Inventors:
MA TENG (CN)
ZHU XIAOLING (CN)
ZHU XIAOLING (CN)
Application Number:
PCT/CN2018/118059
Publication Date:
July 09, 2020
Filing Date:
January 03, 2019
Export Citation:
Assignee:
BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD (CN)
International Classes:
G01C21/32; G01S17/89
Domestic Patent References:
| WO2018104563A2 | 2018-06-14 |
Foreign References:
| US20180188037A1 | 2018-07-05 | |||
| CN109064506A | 2018-12-21 | |||
| US20160282127A1 | 2016-09-29 | |||
| CN108387241A | 2018-08-10 | |||
| CN106767827A | 2017-05-31 | |||
| CN108732584A | 2018-11-02 |
Attorney, Agent or Firm:
METIS IP (CHENGDU) LLC (CN)
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