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:
Jan. 05, 2021
Filed:
Dec. 30, 2015
Applicant:
Silicon Works Co., Ltd., Daejeon-si, KR;
Inventors:
Wanyuan Qu, Daejeon, KR;
Se Won Lee, Daejeon, KR;
Byeong Ho Jeong, Daejeon, KR;
Ju Pyo Hong, Daejeon, KR;
Ju Hyun Lee, Daejeon, KR;
Sung Hwan Kim, Yangsan-si, KR;
Hai Feng Jin, Daejeon, KR;
Joo Wan Ha, Bucheon-si, KR;
Tae Young Yoo, Cheongju-si, KR;
Assignee:
Silicon Works Co., Ltd., Daejeon-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 45/37 (2020.01); H05B 45/10 (2020.01); H05B 45/46 (2020.01); H05B 45/50 (2020.01); B60Q 1/34 (2006.01); B60Q 1/44 (2006.01);
U.S. Cl.
CPC ...
H05B 45/37 (2020.01); B60Q 1/34 (2013.01); B60Q 1/44 (2013.01); H05B 45/10 (2020.01); H05B 45/46 (2020.01); H05B 45/50 (2020.01);
Abstract
Disclosed is a lamp control device. The lamp control device may include: a lamp having an LED channel; a channel resistor corresponding to the LED channel; and a controller configured to boost a channel resistor voltage applied to the channel resistor, and retain a channel current of the LED channel as a target current, using the boosted channel resistor voltage.