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:
Mar. 15, 2022

Filed:

Sep. 16, 2020
Applicant:

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

Inventors:

HyungUk Jang, Paju-si, KR;

NamYong Gong, Paju-si, KR;

SangHyuck Bae, Seoul, KR;

YoungGyu Kim, Paju-si, KR;

DoYoung Jung, Seoul, KR;

Hyunsuk Cho, Paju-si, KR;

Jongsung Kim, Paju-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/044 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0412 (2013.01); G06F 3/0445 (2019.05); G06F 3/04162 (2019.05);
Abstract

Provided are a touch display device and a touch circuit that can effectively simultaneously sense a plurality of pens in a predetermined touch frame time (a driving time) by simultaneously performing sensing of pen information and sensing of a pen position using pen data.


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