公开(公告)号：US20200174297A1

公开(公告)日：2020-06-04

申请号：US16688591

申请日：2019-11-19

Applicant: LG Display Co., Ltd.

Inventor： Gi-Hwan Lim ,  Min-Geun Choi

IPC: G02F1/1347 ,  G02F1/153 ,  G02F1/1337

Abstract: A reflective liquid crystal display device includes: first to fourth substrates spaced apart from and parallel to each other; a first stack including a first pixel electrode, a first alignment layer, a first common electrode, a second alignment layer and a first cholesteric liquid crystal layer between the first and second alignment layers; a second stack including a second pixel electrode, a third alignment layer, a second common electrode, a fourth alignment layer and a second cholesteric liquid crystal layer between the third and fourth alignment layers; a third stack including a third pixel electrode, a fifth alignment layer, a third common electrode, a sixth alignment layer and a third cholesteric liquid crystal layer between the fifth and sixth alignment layers; and a fourth stack including a first mode electrode, an ion storing layer, an electrolyte layer, an electrochromic layer and a second mode electrode sequentially on the first substrate.

公开(公告)号：US10566575B2

公开(公告)日：2020-02-18

申请号：US16141468

申请日：2018-09-25

Applicant: LG DISPLAY CO., LTD.

Inventor： Kang-Ju Lee ,  Min-Geun Choi ,  Jin-Tae Kim ,  Yong-Hoon Choi

IPC: H01L29/08 ,  H01L35/24 ,  H01L51/00 ,  H01L51/52 ,  H01L27/32

Abstract: An organic light emitting diode (OLED) lighting apparatus includes a substrate including a plurality of emission areas and a plurality of non-emission areas surrounding edges of the plurality of emission areas, an overcoat layer disposed on the substrate and having a first non-flat top surface in at least one of the emission areas and a second non-flat top surface in at least one of the non-emission area, an auxiliary electrode disposed on the second non-flat top surface and including a reflective material, a first electrode disposed on the first non-flat top surface in at least one of the emission areas and disposed on the auxiliary electrode in the non-emission areas, an organic emitting layer on the first electrode, and a second electrode on the organic emitting layer, wherein the auxiliary electrode and the first electrode are in electrical contact with each other.

公开(公告)号：US10317741B2

公开(公告)日：2019-06-11

申请号：US15822594

申请日：2017-11-27

Applicant: LG Display Co., Ltd.

Inventor： Sang-Wook Lee ,  Jung-Im Hwang ,  Min-Geun Choi ,  Ji-Na Jeon

IPC: G02F1/1343 ,  G02F1/1335 ,  G02F1/1362

Abstract: A liquid crystal display device includes: a substrate having a pixel including first and second areas; a thin film transistor on the substrate in the pixel; a first pixel electrode in the first area and connected to the thin film transistor; a first common electrode in the first area and spaced apart from the first pixel electrode by a first separation distance; a second pixel electrode in the second area and connected to the first pixel electrode; a second common electrode in the second area and spaced apart from the second pixel electrode by a second separation distance different from the first separation distance; and a liquid crystal layer on the first pixel electrode, the first common electrode, the second pixel electrode and the second common electrode.