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.:
Date of Patent:
Oct. 17, 2023
Filed:
Jun. 23, 2020
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventor:
MinSeob Song, Jeonju-si, KR;
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/044 (2006.01); G06F 3/047 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0447 (2019.05); G06F 3/047 (2013.01); G06F 3/0412 (2013.01); G06F 3/04142 (2019.05); G06F 2203/04112 (2013.01);
Abstract
Present disclosure provides a touch display device comprising a display panel including an inner area forming a first step between a first touch electrode metal with first critical dimension and a lower electrode layer, and an edge area having at least one of CD compensation area, which is located outside of the inner area, forming a second step between a second touch electrode metal with second critical dimension larger than the first critical dimension and the lower electrode layer; and a touch circuit for sensing touch presence or touch location by using a touch sensing signal received from the touch electrode metals.