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:
Sep. 02, 2025

Filed:

Feb. 26, 2023
Applicant:

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

Inventors:

Eung Kwan Lee, Yongin-si, KR;

Sang Kook Kim, Yongin-si, KR;

Tae Joon Kim, Yongin-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J 1/34 (2006.01); G06F 3/041 (2006.01); G09G 3/00 (2006.01);
U.S. Cl.
CPC ...
G01J 1/34 (2013.01); G06F 3/0412 (2013.01); G09G 3/006 (2013.01); G09G 2320/0247 (2013.01);
Abstract

A display device includes a display panel which includes a display area including a plurality of pixels; a touch sensing unit disposed on a front surface of the display panel; a display driving circuit, configured to drive the pixels of the display area based on display control firmware; and a touch driving circuit configured to drive touch electrodes of the touch sensing unit based on touch driving firmware, and further configured to generate touch coordinate data, wherein the display control firmware and the touch driving firmware are initialized or changed according to a comparison result between a flicker noise detection value of the display area and a reference flicker noise detection value, wherein the flicker noise detection value is determined by measuring a change in luminance over time of a flicker detection pattern displayed in the display area.


Find Patent Forward Citations

Loading…