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:
Jun. 03, 2025

Filed:

Dec. 01, 2023
Applicant:

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

Inventors:

Woong Jin Oh, Daejeon, KR;

Yong Min Kim, Daejeon, KR;

Kwang Jun Lee, Daejeon, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G09G 3/3275 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3685 (2013.01); G09G 3/3275 (2013.01); G09G 2310/0291 (2013.01); G09G 2310/0297 (2013.01); G09G 2370/10 (2013.01);
Abstract

Disclosed is a source driver IC including a first latch circuit configured to sample image data, a second latch circuit configured to latch and output the sampled image data at a rising edge of a latch enable signal, a latch enable signal output control circuit configured to output the latch enable signal at a first timing or second timing according to a timing setting signal, a digital-to-analog converter configured to convert the image data into an analog data voltage, an output buffer circuit configured to amplify and output the data voltage in synchronization with the latch enable signal, and a Mux circuit configured to be turned on during a period of a low level of a source output enable signal to output the data voltage to each channel.


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