公开(公告)号：US09880421B2

公开(公告)日：2018-01-30

申请号：US14863061

申请日：2015-09-23

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Han Song ,  Oh Jeong Kwon ,  Su Jin Kim ,  Jin Won Kim ,  Ki Chul Shin ,  Dong Chul Shin ,  Sung Jae Yun ,  Hyeok Jin Lee

IPC: G02F1/1337 ,  G02F1/1333 ,  G02F1/1343

CPC classification number: G02F1/133707 ,  G02F1/133723 ,  G02F2001/133337 ,  G02F2001/133397 ,  G02F2001/133773 ,  G02F2001/134345

Abstract: A curved liquid crystal display is provided. The curved liquid crystal display includes: a first curved substrate; a second curved substrate; a liquid crystal layer including liquid crystal molecules having negative dielectric anisotropy, the liquid crystal layer being interposed between the first and second curved substrates; a first curved liquid crystal alignment layer interposed between the liquid crystal layer and the first curved substrate; and a second curved liquid crystal alignment layer interposed between the liquid crystal layer and the second curved substrate. The first curved liquid crystal alignment layer includes protrusions protruded toward the second curved liquid crystal alignment layer. The second curved liquid crystal alignment layer includes protrusions protruded toward the first curved liquid crystal alignment layer. An average number of the protrusions on the second curved liquid crystal alignment layer is greater than an average number of protrusions on the first curved liquid crystal alignment layer.

公开(公告)号：US09709852B2

公开(公告)日：2017-07-18

申请号：US15049448

申请日：2016-02-22

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeok Jin Lee ,  Oh Jeong Kwon ,  Su Jin Kim ,  Jin Won Kim ,  Dong Han Song ,  Ki Chul Shin ,  Dong-Chul Shin ,  Sung-Jae Yun

IPC: C09K19/00 ,  G02F1/1337 ,  G02F1/1341 ,  G02F1/1343 ,  G02F1/1333

CPC classification number: G02F1/133711 ,  G02F1/133707 ,  G02F1/133788 ,  G02F1/1341 ,  G02F1/13439 ,  G02F2001/133397 ,  G02F2001/133761 ,  G02F2001/133776

Abstract: A curved liquid crystal display includes: a first substrate; a second substrate facing the first substrate; a liquid crystal layer between the first substrate and the second substrate and including liquid crystal molecules; a first alignment layer between the first substrate and the liquid crystal layer; and a second alignment layer between the second substrate and the liquid crystal layer. The first alignment layer and the second alignment layer respectively include a polymer having at least one main chain and a plurality of side chains connected to the main chain, and at least one of the polymer of the first alignment layer and the polymer of the second alignment layer includes at least one side chain including at least one of a photo-reactor and a photo-reactor derivative.

公开(公告)号：US11513385B2

公开(公告)日：2022-11-29

申请号：US16413539

申请日：2019-05-15

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoung Won Park ,  Min Ki Nam ,  Sung Woon Kim ,  Dong Han Song

IPC: G02F1/1335 ,  H01L27/32

Abstract: A color conversion element and a display device including the same are provided. The color conversion element includes: a base substrate in which a first region and a second region are defined; a color conversion layer on the base substrate, in the first region, and including color conversion particles configured to convert a wavelength of incident light; and a color light transmitting layer on the base substrate and in the second region; wherein each of the color conversion particles includes a compound represented by Formula 1 (AmBnXl - - - (1)), where, in Formula 1, A is Cs, Rb, or an alloy thereof; B is at least one of Cu, Sb, Ge, Sn, and Bi, or an alloy thereof; m, n, and l are each an integer of 1 to 9; and X is at least one of F, Cl, Br, and I, or a mixture thereof.

公开(公告)号：US10209571B2

公开(公告)日：2019-02-19

申请号：US15244478

申请日：2016-08-23

Applicant: Samsung Display Co. Ltd.

Inventor： Hyeok Jin Lee ,  Oh Jeong Kwon ,  Jin Won Kim ,  Dong Han Song ,  Ki Chul Shin ,  Taek Joon Lee

IPC: G02F1/1337

Abstract: A curved liquid crystal display (“LCD”) includes a thin film transistor (“TFT”) array substrate, a counter substrate facing the TFT array substrate, a liquid crystal layer including liquid crystal molecules of negative dielectric anisotropy and disposed between the TFT array substrate and the counter substrate, a liquid crystal alignment layer disposed between the liquid crystal layer and the counter substrate, a liquid crystal alignment base layer disposed between the liquid crystal layer and the TFT array substrate, and a liquid crystal alignment stabilization layer including projections spaced apart from each other on the liquid crystal alignment base layer between the liquid crystal layer and the liquid crystal alignment base layer, wherein the projections include reactive mesogen polymers, and one of the liquid crystal alignment layer and the liquid crystal alignment base layer includes the reactive mesogen polymers.

公开(公告)号：US10082709B2

公开(公告)日：2018-09-25

申请号：US15269598

申请日：2016-09-19

Applicant: Samsung Display Co. Ltd.

Inventor： Dong Chul Shin ,  Dong Han Song ,  Ki Chul Shin ,  Ho Kil Oh

IPC: G02F1/1337 ,  C09K19/02 ,  G02F1/1343 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: G02F1/134309 ,  G02F1/133345 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/1337 ,  G02F1/133707 ,  G02F1/133711 ,  G02F1/133753 ,  G02F1/133788 ,  G02F1/13439 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133357 ,  G02F2001/133749 ,  G02F2001/133757 ,  G02F2001/136222 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2202/06 ,  G02F2203/04

Abstract: A liquid crystal display device includes: first and second substrates facing each other and including a plurality of pixels; a liquid crystal layer between the first and second substrates and including a liquid crystal mixture. The first substrate includes a pixel electrode in each pixel. The pixel electrode includes a stem electrode extending in a first direction and a second direction in a cross shape and dividing the pixel into first to fourth domains; and branch electrodes disposed in the first to fourth domains and extending from the stem electrode in a tilted direction to the first and second directions. The branch electrodes disposed in two adjacent domains extend to have angles different from each other with respect to the first direction and the second direction. The liquid crystal mixture includes liquid crystals, and a dopant which adjusts a pitch of the liquid crystals.

公开(公告)号：US10066166B2

公开(公告)日：2018-09-04

申请号：US15048643

申请日：2016-02-19

Applicant: Samsung Display Co. Ltd.

Inventor： Taek Joon Lee ,  Oh Jeong Kwon ,  Dong Han Song ,  Ki Chul Shin ,  Dong Chul Shin ,  Hyeok Jin Lee

IPC: C09K19/56 ,  C08G73/10 ,  B32B27/34 ,  B32B7/14 ,  G02F1/1337 ,  G02F1/1339 ,  G02F1/1335

Abstract: A composition for an alignment layer includes a polyimide-based compound including a polymerization initiator coupled to a side chain of the polyimide-based compound.

公开(公告)号：US09964814B2

公开(公告)日：2018-05-08

申请号：US15403274

申请日：2017-01-11

Applicant: Samsung Display Co. Ltd.

Inventor： Dong Han Song ,  Su Jin Kim ,  Dong Chul Shin ,  Ki Chul Shin ,  Ho Kil Oh

IPC: G02F1/1343 ,  G02F1/1337 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: G02F1/134309 ,  G02F1/1337 ,  G02F1/133707 ,  G02F1/133753 ,  G02F1/134336 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133742 ,  G02F2201/121 ,  G02F2201/123

Abstract: A liquid-crystal display device includes a first substrate and a second substrate including pixels, a liquid-crystal layer interposed between the first and second substrates, pixel electrodes disposed on the first substrate, each of the pixel electrodes disposed in a pixel region of the respective pixels, and a common electrode overlapping the pixel electrodes, where each of the pixel electrodes includes, a stem electrode extended in a first direction and in a second direction intersecting the first direction to divide the pixel region into quadrants, the quadrants corresponding to first to fourth domains, respectively, first branch electrodes, second branch electrodes, third branch electrodes, a first in-between electrode, and a second in-between electrode, and where widths of the first to third branch electrodes are equal to one another, and widths of the first and second in-between electrodes increase as farther from the stem electrode.

公开(公告)号：US09885914B2

公开(公告)日：2018-02-06

申请号：US14996353

申请日：2016-01-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyeok Jin Lee ,  Oh Jeong Kwon ,  Dong Han Song ,  Sung-Jae Yun ,  Su Jin Kim ,  Jin Won Kim ,  Ki Chul Shin ,  Dong-Chul Shin

IPC: C09K19/56 ,  G02F1/1337 ,  G02F1/1333 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/139

CPC classification number: G02F1/1337 ,  C09K19/56 ,  G02F1/133345 ,  G02F1/133707 ,  G02F1/133711 ,  G02F1/134336 ,  G02F1/13624 ,  G02F1/1393 ,  G02F2001/133397 ,  G02F2001/133726 ,  G02F2001/133742 ,  G02F2001/133773 ,  G02F2001/134345 ,  Y10T428/1005 ,  Y10T428/1023

Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes a first insulation substrate and a pixel electrode disposed on the first insulation substrate. A first alignment layer is disposed on the pixel electrode. A second insulation substrate faces the first insulation substrate. A common electrode is disposed on a surface of the second insulation substrate facing the first insulation substrate. A second alignment layer is disposed on a surface of the common electrode facing the first insulation substrate. A liquid crystal layer is disposed between the first alignment layer and the second alignment layer. The liquid crystal layer includes liquid crystal molecules. One of the first alignment layer and the second alignment layer has an electron-rich group and the other has an electron-deficient group.