公开(公告)号：US20170153494A1

公开(公告)日：2017-06-01

申请号：US15364522

申请日：2016-11-30

Applicant: LG Display Co., Ltd.

Inventor： Se-Hong Park ,  Hee-Young Chae ,  Jong-Sin Park ,  Jae-Woong Youn

IPC: G02F1/1335

CPC classification number: G02F1/133528 ,  G02F1/133305 ,  G02F1/133512 ,  G02F1/133514 ,  G02F2001/133531

Abstract: A multi-curved liquid crystal display panel includes lower and upper substrates provided with first and second regions and bonded to each other, first and second upper polarizing plates on an upper surface of the upper substrate in the first and second regions, and first and second lower polarizing plates on a lower surface of the lower substrate in the first and second regions. The orientations of absorption axes of the first upper polarizing plate and the second upper polarizing plate are different, the orientations of absorption axes of the first lower polarizing plate and the second lower polarizing plate are different, the orientations of the absorption axes of the first upper polarizing plate and the second lower polarizing plate are equal, and the orientations of the absorption axes of the first lower polarizing plate and the second upper polarizing plate are equal.

公开(公告)号：US10254579B2

公开(公告)日：2019-04-09

申请号：US15388423

申请日：2016-12-22

Applicant: LG Display Co., Ltd.

Inventor： Jong-Sin Park ,  Se-Hong Park ,  Yi-Yeon Hwang

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

Abstract: A curved display device includes: first and second substrates having a first panel portion at a center thereof and having second and third panel portions at respective sides of the first panel portion; gate and data lines crossing each other to define a plurality of sub-pixels; a black matrix having a plurality of open portions corresponding to respective ones of the sub-pixels; and first to third color filters between the black matrix and the first substrate. The black matrix between the open portions has first to third black matrix widths in the first to third panel portions, respectively, and the open portion has first to third open portion widths in the first to third panel portions, respectively. Each of the second and third BM widths is equal to or greater than the first black matrix width, and the second and third BM widths are equal to each other.

公开(公告)号：US20230200171A1

公开(公告)日：2023-06-22

申请号：US17994684

申请日：2022-11-28

Applicant: LG Display Co., Ltd.

Inventor： Se-Hong Park

IPC: H10K59/35 ,  H10K59/121 ,  H10K59/80 ,  H10K59/38 ,  H10K59/122

CPC classification number: H10K59/351 ,  H10K59/1213 ,  H10K59/879 ,  H10K59/38 ,  H10K59/122

Abstract: An organic light emitting diode display includes: a substrate including red, green, and blue sub-pixels each having a non-emission area and an emission area; a plurality of thin film transistors in the non-emission area; a first overcoat layer having a first refractive index and a plurality of microlenses at a surface of the first overcoat layer; a second overcoat layer on the first overcoat layer and having a second refractive index that is greater than the first refractive index; and a plurality of light emitting diodes on the second overcoat layer, wherein a radius and an aspect ratio of a concave portion of a microlens of the red sub-pixel and a radius and an aspect ratio of a concave portion of a microlens of the green sub-pixel are different from a radius and an aspect ratio of a concave portion of a microlens of the blue sub-pixel.

公开(公告)号：US20230126988A1

公开(公告)日：2023-04-27

申请号：US17968618

申请日：2022-10-18

Applicant: LG Display Co., Ltd.

Inventor： Se-Jong Seong ,  Se-Hong Park ,  Seung-Kyeom Kim

IPC: H01L51/52 ,  H01L27/32

Abstract: An organic light emitting diode display includes: a substrate including a plurality of sub-pixels that each include an emission area and a non-emission area; a thin film transistor in the non-emission area; a passivation layer on the thin film transistor, the passivation layer including a surface that has random nano-patterns; a first overcoat layer on the passivation layer, the first overcoat layer including a surface having a plurality of micro lenses and the first overcoat layer having a first refractive index; a second overcoat layer on the first overcoat layer, the second overcoat layer including a flat surface and a second refractive index that is greater than the first refractive index of the first overcoat layer; and a light emitting diode on the second overcoat layer in the emission area.

公开(公告)号：US10534210B2

公开(公告)日：2020-01-14

申请号：US14723637

申请日：2015-05-28

Applicant: LG Display Co., Ltd.

Inventor： Se-Hong Park

IPC: G02F1/1333 ,  F21V8/00

Abstract: The present application provides a curved liquid crystal display device. The curved liquid crystal display device includes a liquid crystal panel including a first portion and second portions at both sides of the first portion, where the first portion has a first curvature larger than a reference curvature, and each of the second portions has a second curvature smaller than the first curvature; and a bottom frame covering a rear surface of the liquid crystal panel and including a third portion and fourth portions at both sides of the third portion, where the third portion has a third curvature larger than the reference curvature, and each of the fourth portions has a fourth curvature smaller than the reference curvature.

公开(公告)号：US09250376B2

公开(公告)日：2016-02-02

申请号：US14458956

申请日：2014-08-13

Applicant: LG DISPLAY CO., LTD.

Inventor： Se-Hong Park ,  Jong-Sin Park

IPC: G02F1/1335 ,  F21V8/00

CPC classification number: G02B6/0023 ,  G02B6/0036 ,  G02B6/0046 ,  G02B6/0056 ,  G02F1/133615

Abstract: Disclosed is a transparent display device including a light guide plate formed with a plurality of concave patterns at the lower surface thereof to totally reflect polarized light entered in a lateral direction while transmitting natural light entered from a lower direction therethrough; a light source disposed in a lateral direction of the light guide plate to emit visible light including first and second polarized lights; a first polarizing plate disposed at a lateral portion of the light guide plate to transmit either one of the first and second polarized lights through the light guide plate; a liquid crystal panel for driving liquid crystals to change the phase of the polarized light; and a second polarizing plate for controlling an amount of the polarized light according to the changed phase of the polarized light.

Abstract translation: 公开了一种透明显示装置，其包括在其下表面处形成有多个凹形图案的导光板，以全反射沿横向方向进入的偏振光，同时透射从下方入射的自然光; 光源，其设置在所述导光板的横向方向上，以发射包括第一和第二偏振光的可见光; 第一偏振板，其设置在所述导光板的横向部分，以透射所述第一和第二偏振光中的任一个通过所述导光板; 用于驱动液晶以改变偏振光相位的液晶面板; 以及第二偏光板，用于根据偏振光的相位改变来控制偏振光的量。

公开(公告)号：US10935706B2

公开(公告)日：2021-03-02

申请号：US16195605

申请日：2018-11-19

Applicant: LG Display Co., Ltd.

Inventor： In-Yeong Kong ,  Do-Sung Kim ,  Hee-Young Chae ,  Se-Hong Park ,  Jong-Sin Park ,  Ja-Young Pyun ,  Dong-Yoon Lee ,  Jae-Woong YouN

IPC: G02F1/1333 ,  G02B5/20 ,  G02F1/1362 ,  G02F1/1335

Abstract: A curved liquid crystal display device includes first and second substrates facing each other and including a central region and a peripheral region; a plurality of data lines disposed on the first substrate and being spaced apart from each other by the same distance; a plurality of gate lines disposed on the first substrate and crossing the plurality of data lines; a pixel electrode disposed on the first substrate; a common electrode on the first substrate or the second substrate; a plurality of black matrixes disposed on the second substrate, a distance between adjacent black matrixes in the central region being smaller than a distance between adjacent black matrixes in the peripheral region; and a liquid crystal layer disposed between the first and second substrates.

公开(公告)号：US10162222B2

公开(公告)日：2018-12-25

申请号：US14723128

申请日：2015-05-27

Applicant: LG DISPLAY CO., LTD.

Inventor： Hee-Young Chae ,  Se-Hong Park ,  In-Yeong Kong ,  Jong-Sin Park ,  Ja-Young Pyun ,  Dong-Yoon Lee ,  Jae-Woong Youn

IPC: G02F1/1339 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1362

Abstract: A curved LCD device includes first and second substrates; gate and data lines in a display area on the first substrate and defining a pixel region; a thin film transistor connected to the gate and data lines; a color filter layer in the pixel region; pixel and common electrodes on the color filter layer; first light-blocking layers in the display area over the first substrate; a second light-blocking layer in a non-display area over the first substrate; first and second column spacers in the display area on the second substrate, wherein the first column spacer has a first height, and the second column spacer has a second height; and a third column spacer in the non-display area on the second substrate and having the second height, wherein the third column spacer is in point-contact with the second light-blocking layer when an external force is applied.

公开(公告)号：US10185175B2

公开(公告)日：2019-01-22

申请号：US15364522

申请日：2016-11-30

Applicant: LG Display Co., Ltd.

Inventor： Se-Hong Park ,  Hee-Young Chae ,  Jong-Sin Park ,  Jae-Woong Youn

IPC: G02F1/1335 ,  G02F1/1333

Abstract: A multi-curved liquid crystal display panel includes lower and upper substrates provided with first and second regions and bonded to each other, first and second upper polarizing plates on an upper surface of the upper substrate in the first and second regions, and first and second lower polarizing plates on a lower surface of the lower substrate in the first and second regions. The orientations of absorption axes of the first upper polarizing plate and the second upper polarizing plate are different, the orientations of absorption axes of the first lower polarizing plate and the second lower polarizing plate are different, the orientations of the absorption axes of the first upper polarizing plate and the second lower polarizing plate are equal, and the orientations of the absorption axes of the first lower polarizing plate and the second upper polarizing plate are equal.

公开(公告)号：US10168458B2

公开(公告)日：2019-01-01

申请号：US14706155

申请日：2015-05-07

Applicant: LG Display Co., Ltd.

Inventor： In-Yeong Kong ,  Do-Sung Kim ,  Hee-Young Chae ,  Se-Hong Park ,  Jong-Sin Park ,  Ja-Young Pyun ,  Dong-Yoon Lee ,  Jae-Woong Youn

IPC: G02F1/1333 ,  G02B5/20 ,  G02F1/1362 ,  G02F1/1335

Abstract: A curved liquid crystal display device includes first and second substrates facing each other and including a central region and a peripheral region; a plurality of data lines disposed on the first substrate and being spaced apart from each other by the same distance; a plurality of gate lines disposed on the first substrate and crossing the plurality of data lines; a pixel electrode disposed on the first substrate; a common electrode on the first substrate or the second substrate; a plurality of black matrixes disposed on the second substrate, a distance between adjacent black matrixes in the central region being smaller than a distance between adjacent black matrixes in the peripheral region; and a liquid crystal layer disposed between the first and second substrates.