公开(公告)号：US09625780B2

公开(公告)日：2017-04-18

申请号：US14562305

申请日：2014-12-05

Applicant: Samsung Display Co., Ltd.

Inventor： Kang-Young Lee ,  Hong Min Yoon ,  Ho Jun Lee ,  Youn Hak Jeong ,  Seung Ki Song ,  Doo Hwan You ,  Sung-Jin Lee ,  Kyung-Suk Jung

IPC: G02F1/136 ,  G02F1/1362 ,  G02F1/1343

CPC classification number: G02F1/136286 ,  G02F1/134309 ,  G02F1/136213 ,  G02F1/136227 ,  G02F1/13624 ,  G02F2001/134345

Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes: a first substrate, a plurality of signal lines positioned on the first substrate, a pixel electrode connected to the signal lines, and a contact hole exposing a portion of the signal line, wherein the pixel electrode includes a cross-shaped stem, a plurality of branch electrodes extending from the cross-shaped stem, and an edge stem connecting the plurality of branch electrodes at an edge of the pixel electrode, and the edge stem of the pixel electrode adjacent to the contact hole being removed.

公开(公告)号：US09946120B2

公开(公告)日：2018-04-17

申请号：US15190067

申请日：2016-06-22

Applicant: Samsung Display Co., Ltd.

Inventor： Sang-Myoung Lee ,  Woong Kwon Kim ,  Bum Ki Baek ,  Seung Ki Song ,  Kang-Young Lee ,  Seong Jun Hwang

IPC: G02F1/1343 ,  H01L41/107 ,  H01L27/20 ,  G02F1/1368 ,  G02F1/1333

CPC classification number: G02F1/134309 ,  G02F1/133305 ,  G02F1/1368 ,  G02F2001/133394 ,  G02F2201/123 ,  H01L27/20 ,  H01L41/0926 ,  H01L41/107

Abstract: A display device according to an exemplary embodiment of the present invention includes a flexible first substrate including a display area, and a non-display area around the display area, a first piezoelectric material layer—at one side of the first substrate, an intermediate electrode layer contacting the first piezoelectric material layer, a piezoelectric material layer driver coupled to the intermediate electrode layer, and configured to apply a driving voltage to the intermediate electrode layer to form an electric field at the first piezoelectric material layer, a thin film transistor at one side of the first substrate, and a pixel electrode connected to the thin film transistor.