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:
Dec. 23, 2025
Filed:
Sep. 21, 2023
Applicant:
Lx Semicon Co., Ltd., Daejeon, KR;
Inventor:
Won Youn Kim, Daejeon, KR;
Assignee:
LX SEMICON CO., LTD., Daejeon, KR;
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3283 (2016.01); G09G 3/3233 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3283 (2013.01); G09G 3/3233 (2013.01); G09G 2300/0828 (2013.01); G09G 2300/0852 (2013.01); G09G 2310/0297 (2013.01); G09G 2330/10 (2013.01);
Abstract
In the embodiment, the location of the defective pixel can be determined by measuring the operating current of each LED of the pixel, and the sub-LED can be driven in response to the location information of the defective pixel, thereby implementing normal LED operation even in a pixel defect situation.