Invention Application
- Patent Title: DISPLAY DEVICE
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Application No.: US17565566Application Date: 2021-12-30
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Publication No.: US20220121305A1Publication Date: 2022-04-21
- Inventor: Shuuichirou MATSUMOTO
- Applicant: Japan Display Inc.
- Applicant Address: JP Tokyo
- Assignee: Japan Display Inc.
- Current Assignee: Japan Display Inc.
- Current Assignee Address: JP Tokyo
- Priority: JP2012-131154 20120608
- Main IPC: G06F3/041
- IPC: G06F3/041 ; G06F3/044 ; G02F1/1333 ; G02F1/1343 ; G02F1/1345 ; G02F1/1362 ; G02F1/1368

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.
Public/Granted literature
- US11614817B2 Display device Public/Granted day:2023-03-28
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