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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.

Patent No.:

US 11886659 B1

PDFFull Text
Date of Patent:
Jan. 30, 2024

Filed:

Oct. 31, 2022

Touch display device

Applicant:

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

Inventors:

Yangsik Lee, Seoul, KR;

SangHyuck Bae, Seoul, KR;

Assignee:

LG DISPLAY CO., LTD., Seoul, KR;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Kevin M Nguyen

Int. Cl.
CPC ...
G06F 3/041 (2006.01); H10K 59/40 (2023.01); H10K 59/122 (2023.01); H10K 59/123 (2023.01); H10K 59/124 (2023.01); H10K 59/131 (2023.01); G06F 3/044 (2006.01); G09G 3/3233 (2016.01);
U.S. Cl.
CPC ...
G06F 3/04164 (2019.05); G06F 3/0412 (2013.01); H10K 59/122 (2023.02); H10K 59/123 (2023.02); H10K 59/124 (2023.02); H10K 59/131 (2023.02); H10K 59/40 (2023.02); G06F 3/0446 (2019.05); G06F 2203/04107 (2013.01); G06F 2203/04111 (2013.01); G06F 2203/04112 (2013.01); G09G 3/3233 (2013.01); G09G 2300/0408 (2013.01); G09G 2300/0426 (2013.01); G09G 2300/0842 (2013.01);
Abstract

A touch display device can include a substrate including a display area and a non-display area, a first touch electrode disposed on the substrate in the display area, a first touch line electrically connected to a touch pad disposed in the non-display area, a buffer layer disposed on the first touch electrode or the first touch line, a first driving transistor disposed on the buffer layer and included in a first sub-pixel overlapping the first touch electrode, a first gate line connected to the first sub-pixel, a first touch gate line disposed in parallel to the first gate line, and a first touch driving transistor disposed in the display area and controlling a connection between the first touch line and the first touch electrode.

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