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. 22, 2024

Filed:

Aug. 25, 2023
Applicant:

Lg Display Co., Ltd., Seoul, KR;

Inventors:

ByungWoong Kim, Gumi-si, KR;

JaeKwon Chae, Gumi-si, KR;

SeungHyun Cho, Goyang-si, KR;

Junsu Kim, Busan, KR;

Donghwan Kim, Gumi-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G06F 3/041 (2006.01); G06F 3/044 (2006.01); G09G 3/3225 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3648 (2013.01); G06F 3/0412 (2013.01); G06F 3/04166 (2019.05); G06F 3/0418 (2013.01); G06F 3/044 (2013.01); G09G 3/3225 (2013.01); G09G 2310/08 (2013.01); G09G 2330/06 (2013.01); G09G 2330/12 (2013.01); G09G 2354/00 (2013.01);
Abstract

A display device may include a display panel including pixels and at least one common electrode overlapping a portion of the pixels in an active area of the display panel; a gate driver configured to supply a gate signal to the pixels; a source driving integrated circuit configured to supply a data signal to the pixels and configured to supply a common voltage to the common electrode; and a noise compensator circuit configured to receive a plurality of sensing signals from a plurality of sensing lines that are connected to at least one of the display panel, the gate driver, or the source driving integrated circuit, generate a plurality of inverted sensing signals by applying different gain values to signals obtained by inverting phases of each of the plurality of sensing signals, and generate a noise compensation signal based on at least one of the plurality of inverted sensing signals.


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