The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 24, 2022
Filed:
Dec. 12, 2018
Applicant:
Baidu Usa Llc, Sunnyvale, CA (US);
Inventors:
Yifei Jiang, Sunnyvale, CA (US);
Liangliang Zhang, Sunnyvale, CA (US);
Jiaming Tao, Sunnyvale, CA (US);
Jiangtao Hu, Sunnyvale, CA (US);
Dong Li, Sunnyvale, CA (US);
Assignee:
BAIDU USA LLC, Sunnyvale, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 21/36 (2006.01); G01C 21/32 (2006.01); G05D 1/02 (2020.01); G01S 17/89 (2020.01);
U.S. Cl.
CPC ...
G01C 21/3691 (2013.01); G01C 21/32 (2013.01); G01S 17/89 (2013.01); G05D 1/0274 (2013.01);
Abstract
A server may determine whether traffic control devices in an environment have changed, based on one or more report messages and sensor data. If the traffic control devices in an environment have changed, the server may generate updated map data and transmit the updated map data to an autonomous driving vehicle (ADV).