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:
Sep. 07, 2021
Filed:
Jul. 24, 2020
Japan Display Inc., Tokyo, JP;
Yasuyuki Teranishi, Tokyo, JP;
Japan Display Inc., Tokyo, JP;
Abstract
A display device is provided and includes display panel including display region; and detection device, wherein detection device includes: detection electrodes arrayed in sensor region of substrate and provided in region overlapping display region; drive circuit wires coupled to detection electrodes, extending in second direction, and disposed side by side in first direction; analog front ends each configured to receive at least one detection signal corresponding to capacitance change in at least one of detection electrodes caused when drive signals are supplied; multiplexer capable of changing number of wires simultaneously coupled to one of analog front ends; and control circuit configured to control multiplexer, and control circuit changes number of detection electrodes simultaneously coupled to one of analog front ends depending on distance between target object and detection electrodes in third direction intersecting first and second directions.