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:
Jan. 09, 2024

Filed:

Dec. 30, 2021
Applicant:

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

Inventors:

Sangan Kwon, Cheonan-si, KR;

Soon-Dong Kim, Osan-si, KR;

Taehoon Kim, Hwaseong-si, KR;

Eun Sil Yun, Hwaseong-si, KR;

Changnoh Yoon, Seoul, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
G09G 3/20 (2013.01); G09G 2300/0842 (2013.01); G09G 2310/027 (2013.01); G09G 2310/0267 (2013.01); G09G 2310/08 (2013.01); G09G 2320/0233 (2013.01); G09G 2340/0435 (2013.01);
Abstract

A display apparatus is disclosed that comprises a display panel. The display panel includes a display region that includes a first display area and a second display area. A data driver is configured to provide a data voltage to the display region. A gate driver is configured to provide a compensation gate signal and an initialization gate signal to the display region. The gate driver includes a first stage and a second stage. A driving controller is configured to control the gate driver and the data driver. The driving controller is configured to determine a first driving frequency for the first display area and a second driving frequency for the second display area. The second stage is configured to provide the compensation gate signal having a pulse duration shorter than a pulse duration of the compensation gate signal provided to the display region by the first stage.


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