Invention Grant
- Patent Title: Display apparatus with a touch detection function
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Application No.: US15683370Application Date: 2017-08-22
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Publication No.: US10338744B2Publication Date: 2019-07-02
- Inventor: Toshiaki Fukushima
- Applicant: Japan Display Inc.
- Applicant Address: JP Tokyo
- Assignee: Japan Display Inc.
- Current Assignee: Japan Display Inc.
- Current Assignee Address: JP Tokyo
- Agency: K&L Gates LLP
- Priority: JP2016-163092 20160823
- Main IPC: G06F3/041
- IPC: G06F3/041 ; G06F3/044 ; G06F3/047 ; G02F1/1333 ; G02F1/1343 ; G02F1/1362

Abstract:
According to an aspect, a display apparatus includes: a plurality of gate lines; a plurality of first switches arranged in respective pixels in a display region; a plurality of second switches arranged in a frame region surrounding the display region; a first wire coupled to the respective second switches and supplying a detection drive signal to the respective gate lines through the respective second switches in a detection operation period; a third switch arranged in the frame region and coupled to the first wire; and a second wire coupled to the third switch and supplied with an off-state voltage, wherein the first wire is arranged between the second switches and the display region and the off-state voltage of the first switches is supplied to the first wire in a display operation period different from the detection operation period.
Public/Granted literature
- US20180059871A1 DISPLAY APPARATUS Public/Granted day:2018-03-01
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