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公开(公告)号:US11003267B2
公开(公告)日:2021-05-11
申请号:US16219642
申请日:2018-12-13
Applicant: LG DISPLAY CO., LTD.
Inventor: Yongchul Kim , Sejong Yoo
IPC: G06F3/041 , G06F3/044 , G06F3/047 , H01L27/32 , G09G3/3291
Abstract: A display apparatus having a touch screen can include a display area and a non-display area; a plurality of first touch electrodes in the display area; a plurality of second touch electrodes crossing over the plurality of first touch electrodes; a gate driver in the non-display area and configured to generate gate signals; a switching unit in the non-display area of the display panel and configured to be controlled based on the gate signals; at least one touch signal supply line in the non-display area of the display panel and configured to supply a touch driving signal to the switching unit; a plurality of first touch routing lines in the non-display area and configured to receive the touch driving signal from the switching unit and supply the touch driving signal to the plurality of first touch electrodes; and a plurality of second touch routing lines in the non-display area of the display panel and configured to sense the plurality of second touch electrodes.