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:
Dec. 17, 2024

Filed:

Nov. 22, 2023
Applicant:

Lx Semicon Co., Ltd., Daejeon, KR;

Inventors:

Hee Yoon Jung, Daejeon, KR;

Woong Jin Oh, Daejeon, KR;

Jung Min Choi, Daejeon, KR;

Assignee:

LX SEMICON CO., LTD., Daejeon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/20 (2006.01); G09G 3/3275 (2016.01);
U.S. Cl.
CPC ...
G09G 3/2096 (2013.01); G09G 3/3275 (2013.01); G09G 2310/0243 (2013.01); G09G 2310/0286 (2013.01); G09G 2310/0291 (2013.01); G09G 2330/021 (2013.01); G09G 2370/10 (2013.01);
Abstract

A source driver IC capable of cancelling an output offset is provided. The source driver IC comprises a reception circuit configured to receive an input data packet from a timing controller when operating in a normal mode and obtain an image data and a first clock signal from the input data packet, a control circuit configured to receive and output the image data and the first clock signal from the reception circuit when operating in the normal mode. The control circuit is configured to receive and output a second clock signal from the timing controller when operating in a low power mode. The source driver IC further comprises an output buffer circuit configured to output a data voltage related to the image data when operating in the normal mode and maintain an output of the data voltage when operating in the low power mode.


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