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:
Oct. 14, 2025

Filed:

Jun. 12, 2024
Applicant:

Samsung Display Co., Ltd., Yongin-Si, KR;

Inventors:

Dongwoo Kim, Yongin-si, KR;

Sangjin Jeon, Yongin-si, KR;

Assignee:

Samsung Display Co., Ltd., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3233 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); G09G 2300/0819 (2013.01); G09G 2300/0852 (2013.01); G09G 2320/0223 (2013.01);
Abstract

A display apparatus includes a pixel including a first sub-pixel including a first pulse width modulator outputting a first gate output signal for pulse width modulation in response to a first pulse width data and controlling a first driving current of a first light emitting element and a first pulse amplitude modulator applying the first driving current to the first light emitting element in response to a first pulse amplitude data, a second sub-pixel including a second pulse width modulator outputting a second gate output signal for pulse width modulation in response to a second pulse width data and controlling a second driving current of a second light emitting element and a second pulse amplitude modulator applying the second driving current to the second light emitting element in response to a second pulse amplitude data and an initializer initializing the first gate output signal and the second gate output signal.


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