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:
Aug. 25, 2020
Filed:
Jan. 12, 2018
Applicant:
Shenzhen Goodix Technology Co., Ltd., Shenzhen, Guangdong, CN;
Inventors:
Shengchun Chueh, Taipei, TW;
Mengta Yang, Taipei, TW;
Assignee:
Shenzhen Goodix Technology Co., Ltd., Shenzhen, Guangdong, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 3/08 (2006.01); G01S 17/02 (2020.01); G01S 7/486 (2020.01); G01S 7/484 (2006.01); G01S 17/89 (2020.01); G01S 7/4911 (2020.01); G01S 7/4912 (2020.01); G01S 7/40 (2006.01); G01S 7/481 (2006.01); G01S 7/52 (2006.01);
U.S. Cl.
CPC ...
G01S 17/02 (2013.01); G01S 7/4008 (2013.01); G01S 7/481 (2013.01); G01S 7/484 (2013.01); G01S 7/4868 (2013.01); G01S 7/4911 (2013.01); G01S 7/4918 (2013.01); G01S 7/52096 (2013.01); G01S 17/89 (2013.01); G01S 2007/4013 (2013.01);
Abstract
The present application provides a power control method, applied in a distance measuring module comprising a light emitting unit. The power control method comprises steps of the light emitting unit emitting an incident light by a first emitting power in a first time; receiving a reflected light corresponding to the incident light; determining a distance between the distance measuring module and a target according to the reflected light; and adjusting an emitting power of the light emitting unit according to the distance.