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:
Mar. 07, 2017
Filed:
Dec. 29, 2014
Applicant:
Samsung Display Co., Ltd., Yongin, KR;
Inventors:
Jaehoon Lee, Yongin, KR;
Jinwoo Kim, Yongin, KR;
Byunghyuk Shin, Yongin, KR;
Byeongdoo Kang, Yongin, KR;
Dohyung Ryu, Yongin, KR;
Jaewoo Song, Yongin, KR;
Haegoo Jung, Yongin, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2016.01); G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3291 (2013.01); G09G 3/2022 (2013.01); G09G 3/3258 (2013.01); G09G 2310/027 (2013.01); G09G 2310/0289 (2013.01); G09G 2310/0291 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/064 (2013.01); G09G 2330/00 (2013.01); G09G 2330/021 (2013.01); G09G 2330/028 (2013.01);
Abstract
A power supply device includes: a feedback controller configured to detect a feedback voltage based on an output voltage of a power output line connected to a power input line to which a power supply voltage is supplied; a voltage controller configured to detect a level change of the power supply voltage based on the feedback voltage; and a voltage generator configured to adjust the power supply voltage according to the detected level change.