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：US09971184B2

公开(公告)日：2018-05-15

申请号：US14979060

申请日：2015-12-22

Applicant: LG Display Co., Ltd. ,  Imagelab Co., Ltd.

Inventor： Kyeong-Jin Kim ,  Min-Geun Choi ,  Kyung-Su Ha ,  Hyun-Ha Hwang ,  Seung-Gon Kang

IPC: G02F1/1334 ,  C09K19/54 ,  C09K19/42

CPC classification number: G02F1/1334 ,  C09K19/42 ,  C09K19/544 ,  G02F2202/36

Abstract: Discussed is a liquid crystal display device that includes a substrate having a pixel electrode and a common electrode formed thereon, a first polarizing plate on a bottom surface of the substrate, and having a polarizing axis of a first direction, a nanocapsule liquid crystal layer on the pixel electrode and the common electrode, and including a buffer layer and nanocapsules, each nanocapsules being filled with liquid crystal molecules, being oil-soluble, and being dispersed in the buffer layer, and a second polarizing plate on the nanocapsule liquid crystal layer, and having a polarizing axis of a second direction perpendicular to the first direction.

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：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：US10162206B2

公开(公告)日：2018-12-25

申请号：US15363893

申请日：2016-11-29

Applicant: LG DISPLAY CO., LTD.

Inventor： Min-Geon Choi ,  Kyeong-Jin Kim ,  Kyung-Su Ha

IPC: G02F1/1333 ,  G02F1/1334 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368

Abstract: Provided herewith is a liquid crystal display device comprising a substrate; first and second electrodes on a first surface of the substrate, the first and second electrodes being spaced apart from each other; a liquid crystal capsule layer on the first and second electrodes; and a dielectric layer on the liquid crystal capsule layer. In this liquid crystal display device the dielectric constant of the dielectric layer is lower than the dielectric constant of the liquid crystal capsule layer.

公开(公告)号：US20170153489A1

公开(公告)日：2017-06-01

申请号：US15363893

申请日：2016-11-29

Applicant: LG DISPLAY CO., LTD.

Inventor： Min-Geon Choi ,  Kyeong-Jin Kim ,  Kyung-Su Ha

IPC: G02F1/1333 ,  G02F1/1368 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1335 ,  G02F1/1334

CPC classification number: G02F1/133345 ,  G02F1/1334 ,  G02F1/133528 ,  G02F1/134309 ,  G02F1/134363 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133531 ,  G02F2001/136222 ,  G02F2201/50 ,  G02F2202/28

Abstract: Provided herewith is a liquid crystal display device comprising a substrate; first and second electrodes on a first surface of the substrate, the first and second electrodes being spaced apart from each other; a liquid crystal capsule layer on the first and second electrodes; and a dielectric layer on the liquid crystal capsule layer. In this liquid crystal display device the dielectric constant of the dielectric layer is lower than the dielectric constant of the liquid crystal capsule layer.

公开(公告)号：US11156865B2

公开(公告)日：2021-10-26

申请号：US17112330

申请日：2020-12-04

Applicant: LG DISPLAY CO., LTD.

Inventor： Kyeong-Jin Kim ,  Kyung-Su Ha ,  Eun-Woo Lee

IPC: G02F1/1334 ,  B01J13/16 ,  C09K19/54 ,  G02F1/1341 ,  C09K19/00 ,  G02F1/1368 ,  B01J13/00 ,  C09K19/52

Abstract: A liquid crystal display device includes: a substrate; a thin film transistor in a pixel region over the substrate; a common electrode over the thin film transistor; a pixel electrode connected to the thin film transistor; and a liquid crystal layer including a plurality of liquid crystal capsules over the common electrode and the pixel electrode, wherein each of the plurality of liquid crystal capsules includes a shell and a core having a plurality of liquid crystal molecules therein, and wherein a gap distance between the liquid crystal molecules in adjacent liquid crystal capsules is equal to or greater than 20 nm and equal to or smaller than 0.3 times of a capsule diameter of the adjacent liquid crystal capsules.

公开(公告)号：US10895772B2

公开(公告)日：2021-01-19

申请号：US15582135

申请日：2017-04-28

Applicant: LG DISPLAY CO., LTD.

Inventor： Kyeong-Jin Kim ,  Kyung-Su Ha ,  Eun-Woo Lee

IPC: G02F1/1334 ,  B01J13/16 ,  C09K19/54 ,  G02F1/1341 ,  G02F1/1368 ,  C09K19/52

Abstract: A liquid crystal display device includes: a substrate; a thin film transistor in a pixel region over the substrate; a common electrode over the thin film transistor; a pixel electrode connected to the thin film transistor; and a liquid crystal layer including a plurality of liquid crystal capsules over the common electrode and the pixel electrode, wherein each of the plurality of liquid crystal capsules includes a shell and a core having a plurality of liquid crystal molecules therein, and wherein a gap distance between the liquid crystal molecules in adjacent liquid crystal capsules is equal to or greater than 20 nm and equal to or smaller than 0.3 times of a capsule diameter of the adjacent liquid crystal capsules.