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. 11, 2022
Filed:
Jun. 24, 2021
Samsung Display Co., Ltd., Yongin-si, KR;
Seoul National University R&db Foundation, Seoul, KR;
Youngmin Park, Gwangmyeong-si, KR;
Deog-kyoon Jeong, Seoul, KR;
Kyungyoul Min, Hwaseong-si, KR;
Jiheon Park, Seoul, KR;
Jonghyun Oh, Seoul, KR;
Moonsang Hwang, Seoul, KR;
Young-Ha Hwang, Seoul, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Seoul National University R&DB Foundation, Seoul, KR;
Abstract
A display apparatus including a display panel, a touch sensing unit including first and second transmission touch lines, and a touch driving circuit to apply first and second touch driving signals to the first and second transmission touch lines, respectively, in which the touch driving circuit includes a first switch group including a first sharing switch device having one end connected to the first transmission touch line, and a second switch group including a second sharing switch device having two ends respectively connected to the second transmission touch line and another end of the first sharing switch device, and the touch driving circuit is configured to turn on the sharing switch devices during a first period such that the touch driving signals have a first voltage level, and turn on the sharing switch devices during a second period such that the touch driving signals have a second voltage level.