公开(公告)号：US20180335678A1

公开(公告)日：2018-11-22

申请号：US15975517

申请日：2018-05-09

Applicant: LG Display Co., Ltd.

Inventor： Joun-Ho LEE ,  Sang-Soon Yoon ,  Soo-In Jo

IPC: G02F1/1362 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1368 ,  G02F1/1337 ,  H01L27/12 ,  G02F1/137

Abstract: A liquid crystal display device includes a first substrate; a plurality of gate lines and a plurality of data lines crossing each other to define a plurality of pixel regions on the first substrate; a thin film transistor electrically connected to each gate line and each data line; a first electrode having a plate shape, contacting a drain electrode of the thin film transistor and disposed in each pixel region; a passivation layer on the first electrodes; and a second electrode on the passivation layer, wherein the second electrode has an opening corresponding to the first electrode.

公开(公告)号：US11435842B2

公开(公告)日：2022-09-06

申请号：US15981569

申请日：2018-05-16

Applicant: LG Display Co., Ltd.

Inventor： Sang-Soon Yoon ,  You-Hyun Eom ,  Song-Yi Jeong

IPC: G06F3/041 ,  G02F1/1333 ,  G02F1/1335 ,  G06F3/044 ,  G02F1/13357

Abstract: A touch display device including: first and second substrates facing and spaced apart from each other, the first and second substrates including red, green and blue sub-pixels; a polarizing layer on an outer surface of the first substrate; a pixel electrode and a common electrode in each of the red, green and blue sub-pixels on an inner surface of the first substrate; a color filter layer on an inner surface of the second substrate; a wire grid polarizing layer on the color filter layer, the wire grid polarizing layer including a plurality of bars, and a touch signal applied to the wire grid polarizing layer; a liquid crystal layer between the first and second substrates; and a backlight unit under the first substrate.

公开(公告)号：US10663826B2

公开(公告)日：2020-05-26

申请号：US15975517

申请日：2018-05-09

Applicant: LG Display Co., Ltd.

Inventor： Joun-Ho Lee ,  Sang-Soon Yoon ,  Soo-In Jo

IPC: G02F1/1343 ,  G02F1/137

Abstract: A liquid crystal display device includes a first substrate; a plurality of gate lines and a plurality of data lines crossing each other to define a plurality of pixel regions on the first substrate; a thin film transistor electrically connected to each gate line and each data line; a first electrode having a plate shape, contacting a drain electrode of the thin film transistor and disposed in each pixel region; a passivation layer on the first electrodes; and a second electrode on the passivation layer, wherein the second electrode has an opening corresponding to the first electrode.

公开(公告)号：US10591768B2

公开(公告)日：2020-03-17

申请号：US15957649

申请日：2018-04-19

Applicant: LG Display Co., Ltd.

Inventor： Sang-Soon Yoon ,  Soo-In Jo

IPC: G02F1/1335 ,  G02F1/1333 ,  G02F1/1368 ,  G02F1/1362 ,  G02F1/1337

Abstract: A polarization layer including a wire grid layer including a metal wire; and a polarization layer on the wire grid layer and a host and a dichroic dye, wherein the host is one of a reactive mesogen and a liquid crystal polymer, and a liquid crystal display device including the polarization layer are provided.