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.

Date of Patent:
Nov. 12, 2019

Filed:

Jun. 06, 2017
Applicant:

Baidu Usa Llc, Sunnyvale, CA (US);

Inventors:

Xiang Yu, Sunnyvale, CA (US);

Qi Kong, Sunnyvale, CA (US);

Qi Luo, Sunnyvale, CA (US);

Fan Zhu, Sunnyvale, CA (US);

Sen Hu, Sunnyvale, CA (US);

Guang Yang, San Jose, CA (US);

Jingao Wang, Sunnyvale, CA (US);

Assignee:

BAIDU USA LLC, Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05D 1/02 (2006.01); B60W 40/10 (2012.01); B60W 50/00 (2006.01); B60W 30/14 (2006.01);
U.S. Cl.
CPC ...
G05D 1/0221 (2013.01); B60W 40/10 (2013.01); B60W 30/14 (2013.01); B60W 2050/0028 (2013.01); G05D 2201/0213 (2013.01);
Abstract

State of an autonomous driving vehicle (ADV) is measured and stored for a location and speed of the ADV. Later, the state of the ADV is measured for the location and speed corresponding to a previously stored state of the ADV at the same location and speed. Fields of the measured stored states of the ADV are compared. If one or more differences between the measured and stored ADV states exceeds a threshold, then one or more control input parameters of the ADV is adjusted, such as steering, braking, or throttle. Differences may be attributable to road conditions or to state of servicing of the ADV. Differences between measured and stored states of the ADV can be passed to a service module. Service module can access crowd sourced data to determine whether one or more control input parameters for a driving state of one or more ADVs should be updated.


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