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:
Jun. 29, 2021
Filed:
Sep. 25, 2018
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
HyungUk Jang, Goyang-si, KR;
SeungSeok Oh, Seoul, KR;
SangHyuck Bae, Seoul, KR;
Sungsu Han, Goyang-si, KR;
Suyun Ju, Gangwon-do, KR;
DoYoung Jung, Seoul, KR;
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/0354 (2013.01); G06F 3/038 (2013.01);
U.S. Cl.
CPC ...
G06F 3/04162 (2019.05); G06F 3/0383 (2013.01); G06F 3/03545 (2013.01); G06F 3/0412 (2013.01); G06F 3/04166 (2019.05); G06F 2203/04106 (2013.01);
Abstract
Disclosed are a touch display device, a touch circuit, a pen, a touch system, and a multi-pen sensing method for receiving downlink signals output from two or more pens through one or more touch electrodes on a panel and distinguishably sensing the two or more pens based on unique information of the received downlink signals.