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:
Aug. 27, 2024
Filed:
Jan. 04, 2023
Applicant:
Lx Semicon Co., Ltd., Daejeon, KR;
Inventor:
Sang Suk Kim, Daejeon, KR;
Assignee:
LX SEMICON CO., LTD., Daejeon, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2016.01); G09G 3/3225 (2016.01); H05B 45/30 (2020.01); H05B 45/325 (2020.01); H05B 45/33 (2020.01);
U.S. Cl.
CPC ...
G09G 3/3225 (2013.01); H05B 45/325 (2020.01); H05B 45/33 (2020.01); G09G 2310/027 (2013.01); G09G 2320/0633 (2013.01); G09G 2320/0653 (2013.01);
Abstract
The present disclosure relates to a technology for performing a hybrid driving in order to increase accuracy of a low current driving when driving a light emitting diode and allows an LED driving circuit to perform a PWM driving when a current is low and to perform a PAM driving when a current is high and this leads to an elaborate adjustment of a grayscale.