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:
Aug. 08, 2023

Filed:

Dec. 22, 2021
Applicant:

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

Inventors:

Subin Kim, Paju-si, KR;

MyungHo Ban, Paju-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2016.01);
U.S. Cl.
CPC ...
G09G 3/32 (2013.01); G09G 2300/0413 (2013.01); G09G 2310/0286 (2013.01); G09G 2310/061 (2013.01); G09G 2330/12 (2013.01);
Abstract

A light emitting display apparatus comprises a gate driver including stages connected with gate lines provided in a display area and a dummy stage connected with dummy gate lines provided in a non-display area, a sensing unit connected with the dummy stage connected with at least two dummy gate lines provided in the non-display area, and a controller connected with the sensing unit, wherein the dummy stage sequentially outputs at least two gate pulses, the sensing unit senses a voltage of a Q node to which a Q node signal for allowing the gate pulses to be output from the dummy stage is supplied, and the controller supplies a compensation signal based on the voltage to the stages.


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