公开(公告)号：US20160313856A1

公开(公告)日：2016-10-27

申请号：US15200925

申请日：2016-07-01

Applicant: Japan Display Inc.

Inventor： Shuuichirou MATSUMOTO

IPC: G06F3/041 ,  G02F1/1333 ,  G02F1/1368 ,  G02F1/1345 ,  G02F1/1362 ,  G06F3/044 ,  G02F1/1343

CPC classification number: G06F3/0416 ,  G02F1/13338 ,  G02F1/134336 ,  G02F1/13439 ,  G02F1/13452 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/136295 ,  G02F2201/121 ,  G02F2201/123 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04102 ,  G06F2203/04103

Abstract: In a liquid crystal display device, a second substrate includes a detection electrode of a touch panel, pixels include pixel electrodes and counter electrodes, the counter electrodes are divided into a plurality of blocks, the counter electrodes of the divided blocks are provided in common to the pixels on a plurality of display lines being side by side, the counter electrodes of the divided blocks are used as scanning electrodes of the touch panel as well, the liquid crystal display device includes a semiconductor chip configured to supply a counter voltage and a touch panel scanning voltage to the counter electrodes of the divided blocks, the semiconductor chip includes a first terminal group formed on a side of a display area side configured by the plurality of pixels.