公开(公告)号：US09535279B2

公开(公告)日：2017-01-03

申请号：US14518327

申请日：2014-10-20

Applicant: LG Display Co., Ltd.

Inventor： Kyeong-Jin Kim ,  Jung-Im Hwang ,  Ji-Na Jeon ,  Kyung-Su Ha ,  Min-Geun Choi

IPC: G02F1/1343 ,  G02F1/1337 ,  G02F1/1334 ,  G02F1/1335 ,  G02F1/1368 ,  G02F1/137 ,  G02F1/1333 ,  F21V8/00

CPC classification number: G02F1/1334 ,  G02B6/0056 ,  G02F1/133305 ,  G02F1/13338 ,  G02F1/133514 ,  G02F1/133524 ,  G02F1/133528 ,  G02F1/133553 ,  G02F1/133603 ,  G02F1/13363 ,  G02F1/133707 ,  G02F1/134309 ,  G02F1/1368 ,  G02F1/13718 ,  G02F2001/133531 ,  G02F2001/133541 ,  G02F2001/133638 ,  G02F2001/13712 ,  G02F2202/36 ,  G02F2203/02

Abstract: Disclosed is a liquid crystal display device that may include a first substrate; a first electrode on the first substrate, the first electrode including a plurality of first inclined planes; a nanocapsule liquid crystal layer on the first electrode, the nanocapsule liquid crystal layer including a plurality of nano-sized capsules dispersed in a buffer layer, each of the plurality of nano-sized capsules including nematic liquid crystal molecules having a negative dielectric constant anisotropy; and a second electrode on the nanocapsule liquid crystal layer, the second electrode including a plurality of second inclined planes facing the plurality of first inclined planes, wherein the nanocapsule liquid crystal layer is substantially, optically isotropic in a normal state, and is optically anisotropic when a voltage is applied to the first and second electrodes.

Abstract translation: 公开了一种液晶显示装置，其可以包括第一基板; 所述第一电极在所述第一基板上，所述第一电极包括多个第一倾斜平面; 在所述第一电极上的纳米胶囊液晶层，所述纳米胶囊液晶层包含分散在缓冲层中的多个纳米级胶囊，所述多个纳米尺寸胶囊中的每一个包括具有负介电常数各向异性的向列型液晶分子; 和纳米胶囊液晶层上的第二电极，所述第二电极包括面对所述多个第一倾斜面的多个第二倾斜面，其中所述纳米胶囊液晶层在正常状态下基本上是光学各向同性的，并且当光学各向异性时 电压施加到第一和第二电极。

公开(公告)号：US11073714B2

公开(公告)日：2021-07-27

申请号：US15938135

申请日：2018-03-28

Applicant: LG Display Co., Ltd.

Inventor： Kyeong-Jin Kim ,  Ji-Na Jeon

IPC: G02F1/13 ,  G02F1/1334 ,  G02F1/1368 ,  G02F1/1341 ,  C09K19/54 ,  B01J13/18 ,  C09K19/52 ,  C09K19/02 ,  G02F1/1362 ,  G02F1/1343

Abstract: A liquid crystal capsule includes: a shell; and a liquid crystal molecule in the shell, wherein a critical surface tension of the shell is smaller than a critical surface tension of the liquid crystal molecule. Further, the liquid crystal molecule includes a nematic liquid crystal and the shell includes polytetramethyldisiloxane. The liquid crystal capsule also includes an additive in the shell and the additive has a critical surface tension smaller than that of the liquid crystal molecule.

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.

公开(公告)号：US10578905B2

公开(公告)日：2020-03-03

申请号：US16188923

申请日：2018-11-13

Applicant: LG DISPLAY CO., LTD.

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

IPC: G02F1/1334 ,  G02F1/1343 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1362 ,  G02F1/137 ,  G02F1/1347

Abstract: A liquid crystal display device includes a first substrate and a second substrate facing and spaced apart from each other, each of the first and second substrates including a pixel region; a first liquid crystal layer disposed on an inner surface of the first substrate and including a plurality of first liquid crystal capsules; a second liquid crystal layer disposed on an inner surface of the second substrate and including a plurality of second liquid crystal capsules; and a polarizer disposed between the first liquid crystal layer and the second liquid crystal layer, wherein each of the plurality of first liquid crystal capsules and the plurality of second liquid crystal capsules includes liquid crystal molecules and dichroic dyes.

公开(公告)号：US09696583B2

公开(公告)日：2017-07-04

申请号：US14581597

申请日：2014-12-23

Applicant: LG Display Co., Ltd.

Inventor： Young-Bok Lee ,  Kyeong-Jin Kim ,  Hoon Kang ,  Ji-Na Jeon ,  Hong-Yun Kang

IPC: G02F1/13 ,  G02F1/1335 ,  G02B3/14 ,  G02B27/22 ,  G02F1/29

CPC classification number: G02F1/1336 ,  G02B3/14 ,  G02B27/2214 ,  G02F2001/294

Abstract: A switchable type display device includes: a display panel displaying an image; and a lens panel refracting or transmitting a light emitted from the display panel, the lens panel comprising: first and second substrates facing and spaced apart from each other; first and second electrodes on an inner surface of at least one of the first and second substrates; a lens layer between the first and second substrates; and a liquid crystal layer between the lens layer and one of the first and second substrates, the liquid crystal layer including a nano liquid crystal having a nano capsule filled with a plurality of liquid crystal molecules.

公开(公告)号：US11619842B2

公开(公告)日：2023-04-04

申请号：US17352237

申请日：2021-06-18

Applicant: LG Display Co., Ltd.

Inventor： Kyeong-Jin Kim ,  Ji-Na Jeon

IPC: G02F1/1334 ,  G02F1/1368 ,  G02F1/1341 ,  C09K19/54 ,  B01J13/18 ,  C09K19/52 ,  C09K19/02 ,  G02F1/1362 ,  G02F1/1343

Abstract: A liquid crystal capsule includes: a shell; and a liquid crystal molecule in the shell, wherein a critical surface tension of the shell is smaller than a critical surface tension of the liquid crystal molecule. Further, the liquid crystal molecule includes a nematic liquid crystal and the shell includes polytetramethyldisiloxane. The liquid crystal capsule also includes an additive in the shell and the additive has a critical surface tension smaller than that of the liquid crystal molecule.

公开(公告)号：US10551648B2

公开(公告)日：2020-02-04

申请号：US15672101

申请日：2017-08-08

Applicant: LG Display Co., Ltd.

Inventor： Ji-Na Jeon ,  Min-Geun Choi

IPC: G02F1/13 ,  G02B5/30 ,  G02B27/28 ,  G02F1/1335 ,  G02F1/1343

Abstract: The present disclosure relates to a switchable liquid crystal display device having a light weight and a thin profile where a viewing angle adjusting panel is formed by using a liquid crystal capsule having an optical isotropy and a number of substrates and polarizing plates.

公开(公告)号：US10168566B2

公开(公告)日：2019-01-01

申请号：US14835482

申请日：2015-08-25

Applicant: LG DISPLAY CO., LTD.

Inventor： Ji-Na Jeon ,  Kyeong-Jin Kim ,  Jung-Im Hwang ,  Min-Geon Choi ,  Kyung-Su Ha

IPC: G02F1/1333 ,  G02F1/1334 ,  G02F1/1335 ,  G02F1/1343

Abstract: Discussed is a nanocapsule liquid crystal display device. The nanocapsule liquid crystal display device according to an embodiment includes a substrate; a pixel electrode and a common electrode on the substrate; a first polarization plate disposed under the substrate and including a first polarization layer; and a second polarization plate contacting at least one of the pixel electrode and the common electrode and including a second polarization layer and a nanocapsule liquid crystal layer between the second polarization layer and the substrate.

公开(公告)号：US09964794B2

公开(公告)日：2018-05-08

申请号：US15363898

申请日：2016-11-29

Applicant: LG DISPLAY CO., LTD.

Inventor： Kyung-Su Ha ,  Ji-Na Jeon ,  Eun-Woo Lee

IPC: G02F1/1343 ,  G02F1/1334 ,  G02F1/1368 ,  G02F1/1335 ,  G02F1/1362

CPC classification number: G02F1/1334 ,  G02F1/133514 ,  G02F1/133528 ,  G02F1/134336 ,  G02F1/134363 ,  G02F1/13624 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133531 ,  G02F2001/134345 ,  G02F2201/52 ,  G02F2202/36

Abstract: Discussed is a liquid crystal display device according to an embodiment including a substrate including a unit pixel having first to third sub-pixels arranged in a delta structure; and a first electrode and a second electrode in each of the first to third sub-pixels, each of the first and second electrodes including a first bar and a plurality of second bars branching off from the first bar, the first bar of the first electrode and the first bar of the second electrode facing each other and being parallel with each other, the second bars of the first electrode and the second bars of the second electrode interleaved with each other, wherein the first and second bars of the third sub-pixel makes first and second angles, respectively, relative to a first polarization axis.

公开(公告)号：US20190155074A1

公开(公告)日：2019-05-23

申请号：US16240417

申请日：2019-01-04

Applicant: LG Display Co., Ltd.

Inventor： Kyeong-Jin Kim ,  Jung-Im Hwang ,  Ji-Na Jeon ,  Kyung-Su Ha ,  Min-Geun Choi

IPC: G02F1/1334 ,  G02F1/13363 ,  G02F1/1368 ,  G02F1/1335 ,  G02F1/1333 ,  G02F1/137 ,  G02F1/1343 ,  G02F1/1337

Abstract: Disclosed is a liquid crystal display device that may include a first substrate; a first electrode on the first substrate, the first electrode including a plurality of first inclined planes; a nanocapsule liquid crystal layer on the first electrode, the nanocapsule liquid crystal layer including a plurality of nano-sized capsules dispersed in a buffer layer, each of the plurality of nano-sized capsules including nematic liquid crystal molecules having a negative dielectric constant anisotropy; and a second electrode on the nanocapsule liquid crystal layer, the second electrode including a plurality of second inclined planes facing the plurality of first inclined planes, wherein the nanocapsule liquid crystal layer is substantially, optically isotropic in a normal state, and is optically anisotropic when a voltage is applied to the first and second electrodes.