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. 05, 2023

Filed:

Aug. 25, 2022
Applicant:

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

Inventors:

Daehwan Kim, Paju-si, KR;

Jeongho Kang, Paju-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3291 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3291 (2013.01); G09G 2310/0272 (2013.01); G09G 2310/0291 (2013.01); G09G 2310/08 (2013.01);
Abstract

Disclosed is a display device including: a timing controller outputting image data and a data driving control signal based on an image signal and a control signal inputted from the outside; a data driver outputting a data voltage corresponding to the image data based on the data driving control signal; and a display panel displaying an image corresponding to the data voltage, and the data driver includes: a buffer array where buffer groups, each of which is composed of one or more adjacent output buffers, are disposed; a bias current controller applying a bias current to the buffer groups; and an output circuit sequentially applying the data voltage outputted from the buffer groups to data lines in response to a source output enable signal and driving method for the same.


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