- Patent Title: Liquid crystal display device having a common voltage compensator
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Application No.: US14923051Application Date: 2015-10-26
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Publication No.: US10372257B2Publication Date: 2019-08-06
- Inventor: Hoon Bae Kim , Sun Yeop Kim , Sung Yub Lee , Seong Kyu Kang
- Applicant: LG Display Co., Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Display Co., Ltd.
- Current Assignee: LG Display Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: Fenwick & West LLP
- Priority: KR10-2014-0186117 20141222
- Main IPC: G06F3/044
- IPC: G06F3/044 ; G09G3/36 ; G06F3/041 ; G02F1/1333 ; G02F1/1343

Abstract:
A liquid crystal display device is disclosed, which may compensate for a common voltage by reflecting all of noises by which a plurality of common electrodes are affected. The liquid crystal display device comprises a liquid crystal display panel including a plurality of data lines, a plurality of gate lines crossing the data lines, and a plurality of pixels provided at crossing regions of the data lines and the gate lines and including pixel electrodes and common electrodes to which a common voltage is supplied, wherein a common electrode of the common electrodes is shared by two or more of the plurality of pixels. The liquid crystal display panel also includes a plurality of feedback lines that overlap the common electrodes, the plurality of feedback lines receiving a variation of the common voltage that is reflected by the common electrodes onto the plurality of feedback lines.
Public/Granted literature
- US20160180781A1 LIQUID CRYSTAL DISPLAY DEVICE Public/Granted day:2016-06-23
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