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. 16, 2024
Filed:
Dec. 09, 2022
Applicant:
Japan Display Inc., Tokyo, JP;
Inventors:
Assignee:
Japan Display Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/044 (2006.01); G06F 3/047 (2006.01); G09G 3/36 (2006.01); G09G 5/00 (2006.01); G09G 5/18 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0412 (2013.01); G06F 3/04166 (2019.05); G06F 3/0418 (2013.01); G06F 3/04184 (2019.05); G06F 3/0445 (2019.05); G06F 3/0446 (2019.05); G06F 3/047 (2013.01); G09G 3/36 (2013.01); G09G 3/3677 (2013.01); G09G 5/003 (2013.01); G09G 5/18 (2013.01); G09G 3/3685 (2013.01); G09G 2300/0426 (2013.01); G09G 2310/0202 (2013.01); G09G 2310/0297 (2013.01); G09G 2310/08 (2013.01);
Abstract
A display device is provided and includes signal line; pixel electrode; drive electrode opposed to pixel electrode; scanning lines; and display periods and a detection period in frame, wherein during one of display periods, common voltage is applied to drive electrode, scanning signal is applied to some scanning lines, pixel signal is applied to pixel electrode, wherein, during detection period, AC drive or pulse signal is applied to drive electrode, AC drive or pulse signal having pulses, wherein pulses during the detection period is less than number of some of scanning signal lines.