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:
Apr. 05, 2022
Filed:
Dec. 09, 2020
Lg Display Co., Ltd., Seoul, KR;
JuneGun Chung, Gyeonggi-do, KR;
LG DISPLAY CO., LTD., Seoul, KR;
Abstract
A communication interface that can decrease a transmission time between a touch driving circuit and a touch controller at the time of performing a pen touch sensing operation is provided. The touch display device can include a touch panel in which touch electrodes are arranged; a touch controller that outputs a first master signal to a first master pin corresponding to one end of a first interface, outputs a second master signal to a second master pin corresponding to one end of a second interface, receives first slave data from the first master pin, and receives second slave data from the second master pin; and a touch driving circuit that receives the first and second master signals, and outputs the first slave data to a first slave pin and outputs the second slave data to a second slave pin in response to the first master signal and the second master signal.