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:
Apr. 19, 2022
Filed:
Jul. 06, 2021
Applicant:
Silicon Works Co., Ltd., Daejeon, KR;
Inventors:
Young Bok Kim, Daejeon, KR;
Taiming Piao, Daejeon, KR;
Young Tae Kim, Daejeon, KR;
Young Ho Shin, Daejeon, KR;
Assignee:
Silicon Works Co., Ltd, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/20 (2006.01); H03K 3/356 (2006.01); H03M 1/66 (2006.01);
U.S. Cl.
CPC ...
G09G 3/20 (2013.01); H03K 3/356017 (2013.01); G09G 2310/0291 (2013.01); H03M 1/66 (2013.01);
Abstract
Disclosed is an output buffer circuit for a display driving apparatus, which generates an output voltage by using a bias current controlled by digital-to-analog conversion for interpolation data, the output buffer circuit including a decoder configured to output control data obtained by decoding interpolation data, and an output circuit configured to output an output voltage by using a bias current having the amount of current controlled by digital-to-analog conversion for the control data.