公开(公告)号：US10824012B2

公开(公告)日：2020-11-03

申请号：US16125322

申请日：2018-09-07

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Soo Jung ,  Young Gu Kim ,  Taek Joon Lee ,  Keun Chan Oh ,  Sun Young Chang ,  Hye Lim Jang ,  Baek Kyun Jeon ,  Kyung Seon Tak

IPC: G02F1/1335 ,  G02F1/13357 ,  H01L27/32 ,  H01L51/52

Abstract: A display device and a method of manufacturing a display device are provided. The display device includes: a base substrate; a color conversion pattern disposed on the base substrate; and a low refractive layer disposed on the base substrate, stacked with the color conversion pattern, and having a lower refractive index than the color conversion pattern. The low refractive layer includes a first base resin and particle clusters dispersed in the first base resin, and the particle clusters include a plurality of particles and bridges that combine the particles.

公开(公告)号：US10725340B2

公开(公告)日：2020-07-28

申请号：US15806629

申请日：2017-11-08

Applicant: SAMSUNG DISPLAY CO., LTD. ,  KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Kyoung Won Park ,  Baek Hee Lee ,  Min Ki Nam ,  Hyeok Jin Lee ,  Keun Chan Oh ,  Jae Jin Lyu ,  Baek Kyun Jeon ,  Sungjun Koh ,  Doh Chang Lee

IPC: G02F1/1335 ,  G02F1/13357 ,  B82Y20/00 ,  G02F1/1333 ,  B82Y40/00 ,  B82Y30/00 ,  G03F7/00

Abstract: A quantum dot, a color conversion panel, and a display device, the quantum dot including a core; and a shell layer positioned outside of the core, wherein at least one of the core and the shell layer is doped with aluminum, silicon, titanium, magnesium, or zinc, and the core includes a Group III-V compound.

公开(公告)号：US10647918B2

公开(公告)日：2020-05-12

申请号：US16109790

申请日：2018-08-23

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Eun Jang ,  Sun Young Kwon ,  Min-Hee Kim ,  Jong Ho Son ,  Keun Chan Oh ,  Chang-Hun Lee

IPC: G02F1/1333 ,  C09K19/30 ,  C09K19/56 ,  C09K19/32 ,  C09K19/20 ,  C09K19/12 ,  C09K19/04

Abstract: A liquid crystal composition includes: at least one liquid crystal compound selected from the group consisting of Chemical Formulas 1-1 to 1-8; at least one self-aligned compound selected from the group consisting of Chemical Formulas 2-1 and 2-2; and at least one reactive mesogen selected from the group consisting of Chemical Formulas 3-1 to 3-5. Compositions and devices constructed therewith are capable of ameliorating liquid crystal drip spots that typically occur in a manufacturing process. In addition, the display devices using the composition do not require an additional alignment layer, which simplifies manufacturing.

公开(公告)号：US10373978B2

公开(公告)日：2019-08-06

申请号：US15717764

申请日：2017-09-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Baek Hee Lee ,  Keun Chan Oh ,  Jae Jin Lyu ,  Hyeok Jin Lee

IPC: H01L27/12 ,  H01L27/32 ,  H01L33/12 ,  H01L33/40 ,  H01L33/50 ,  H01L33/60 ,  H01L51/50 ,  H01L51/52 ,  H01L51/56

Abstract: A light emitting display device according to an exemplary embodiment of the present disclosure includes: a first substrate; an insulating layer disposed on the first substrate and having an inclined portion; a first electrode disposed on the insulating layer; a light-emitting layer disposed on the first electrode; a second electrode disposed on the light-emitting layer; and a plurality of color conversion layers disposed on the second electrode. The first electrode includes an inclined portion that is inclined along the inclined portion of the insulating layer based on a surface parallel to the first substrate, and the light-emitting layer includes semiconductor nano-particles.

公开(公告)号：US10317742B2

公开(公告)日：2019-06-11

申请号：US15869398

申请日：2018-01-12

Applicant: Samsung Display Co., Ltd.

Inventor： Sun Kyu Joo ,  Keun Chan Oh ,  Jun Woo Lee ,  Yun Ho Lee

IPC: G02F1/1343 ,  G02F1/1335 ,  G02F1/1339 ,  G02F1/1333 ,  G02F1/1362

Abstract: A display device includes a first base substrate including a display area and a peripheral area around the display area; a voltage line disposed on the peripheral area of the first base substrate; a protrusion disposed on the voltage line and including a first pattern containing a first color material and a second pattern containing a second color material different from the first color material; a connection electrode disposed on the protrusion and connected with the voltage line; and a light-blocking pattern disposed on the connection electrode and provided with an opening for partially exposing the connection electrode, wherein the protrusion includes a multilayer portion where the first pattern and the second pattern overlap each other and a single-layer portion where the first pattern and the second pattern do not overlap each other, and a lateral surface of the light-blocking pattern, defining the opening, overlaps the single-layer portion.

公开(公告)号：US10100250B2

公开(公告)日：2018-10-16

申请号：US15296637

申请日：2016-10-18

Applicant: Samsung Display Co., Ltd.

Inventor： Sun Young Kwon ,  Ji Hong Bae ,  Keun Chan Oh ,  Seul Gee Lee ,  Jin Hyeong Lee

IPC: G02F1/1333 ,  C09K19/30 ,  C09K19/54 ,  G02F1/1335 ,  G02F1/1339 ,  G02F1/1368

Abstract: A liquid crystal display including a first substrate, a second substrate overlapping with the first substrate, and a liquid crystal layer provided between the first substrate and the second substrate, wherein the liquid crystal layer includes a liquid crystal compound represented by Formula 1 and a liquid crystal stabilizing agent: wherein A, B, n1, n2, R, R′, Z1, and Z2 are the same as described in the specification.

公开(公告)号：US20180136522A1

公开(公告)日：2018-05-17

申请号：US15871495

申请日：2018-01-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Keun Chan Oh

IPC: G02F1/1337 ,  G02F1/1341 ,  G02F1/1333 ,  G02F1/137 ,  G02F1/1362

CPC classification number: G02F1/133723 ,  G02F1/133305 ,  G02F1/133707 ,  G02F1/133753 ,  G02F1/133788 ,  G02F1/1341 ,  G02F1/13624 ,  G02F2001/133726 ,  G02F2001/133742 ,  G02F2001/133757 ,  G02F2001/13712

Abstract: A liquid crystal display (LCD) device and method of manufacturing the same are provided. The LCD comprises, a first substrate, a second substrate facing the first substrate, a liquid crystal layer interposed between the first substrate and the second substrate and includes liquid crystal molecules, an alignment film disposed between the liquid crystal layer and the first substrate, a pixel electrode disposed between the alignment film and the first substrate, a photo-curable layer between the liquid crystal layer and the alignment films, a common electrode disposed between the liquid crystal layer and the second substrate, and a vertical alignment inducing layer between the common electrode and the liquid crystal layer. The vertical alignment inducing layer includes a self-aligned vertical alignment inducer, and the vertical alignment inducer includes a hydrophilic group, and an affinity liquid crystal group having high affinity with the liquid crystal molecules.

公开(公告)号：US09862886B2

公开(公告)日：2018-01-09

申请号：US15184212

申请日：2016-06-16

Applicant: Samsung Display Co., Ltd.

Inventor： Hye Lim Jang ,  Beom-Soo Shin ,  Si Heun Kim ,  Keun Chan Oh ,  Bong Hee Kim ,  Sun Hee Lee

IPC: G02F1/1333 ,  C09K19/34 ,  C09K19/04 ,  C09K19/20 ,  C09K19/30 ,  C07C43/225 ,  C07D309/06 ,  C07D319/06 ,  G02F1/1343 ,  G02F1/1368 ,  C09K19/12

CPC classification number: C09K19/3402 ,  C07C43/225 ,  C07D309/06 ,  C07D319/06 ,  C09K19/04 ,  C09K19/12 ,  C09K19/20 ,  C09K19/3066 ,  C09K2019/0466 ,  C09K2019/122 ,  C09K2019/123 ,  C09K2019/3004 ,  C09K2019/301 ,  C09K2019/3016 ,  C09K2019/3019 ,  C09K2019/3422 ,  G02F1/133345 ,  G02F1/134309 ,  G02F1/1368

Abstract: An exemplary embodiment of the present invention provides a compound represented by Chemical Formula 1: wherein, in Chemical Formula 1, n is 0, 1, or 2, and a substituent represented by X is F, Cl, CF3, CF2CF3 CHF2, CH2F, OCF3, CN, NCS, or a C1 to C5 alkyl including 1 to 3 fluoro substituents and a CH2 group independently substituted with one or more oxygen atoms; (R1) is hydrogen or a C1 to C15 alkyl, at least one CH2 group being independently replaced with —C≡C—, —CF2O—, —CH═CH—, —O—, —CO—O—, —O—CO—, or —O—CO—O— in a way that oxygen atoms are directly connected to each other, and 1 to 3 hydrogen atoms of the C1 to C15 alkyl being replaced with halogen; (F) indicates that a fluoro is optionally substituted in place of a hydrogen, and each of is independently

公开(公告)号：US09617475B1

公开(公告)日：2017-04-11

申请号：US15074391

申请日：2016-03-18

Applicant: Samsung Display Co. Ltd.

Inventor： Sun Young Kwon ,  Keun Chan Oh

IPC: G02F1/1333 ,  C09K19/30 ,  C07C43/225 ,  C07C25/13 ,  C07C25/24 ,  G02F1/1368

CPC classification number: C09K19/3003 ,  C07C25/13 ,  C07C25/24 ,  C07C43/225 ,  C07C2601/14 ,  C09K19/0403 ,  C09K19/062 ,  C09K19/063 ,  C09K19/3066 ,  C09K2019/123 ,  C09K2019/124 ,  C09K2019/3004 ,  C09K2019/3009 ,  C09K2019/301 ,  C09K2019/3016 ,  C09K2019/3021 ,  C09K2019/3027 ,  C09K2019/3422 ,  G02F1/1368

Abstract: A liquid crystal composition includes at least one first compound represented by Formula I: wherein each of L1 to L8 are independently a hydrogen or a fluorine; is a cyclohexyl group, a phenyl group, tetrahydropyran, 1,3-dioxane, a fluorocyclohexyl group, a fluorophenyl group, fluorotetrahydropyran, or fluoro-1,3-dioxane; n is 0 to 2, and when n=2, each is independently a cyclohexyl group, a phenyl group, tetrahydropyran, 1,3-dioxane, a fluorocyclohexyl group, a fluorophenyl group, fluorotetrahydropyran, or fluoro-1,3-dioxane; each of R1 and R2 is independently a C1˜2 alkyl group; and R′ is hydrogen, a C1˜5 alkyl group, a C2˜5 alkenyl group, or a C1˜5 alkoxy group.

公开(公告)号：US09605206B2

公开(公告)日：2017-03-28

申请号：US14806843

申请日：2015-07-23

Applicant: Samsung Display Co., Ltd.

Inventor： Kang Seob Jeong ,  Kyung Seon Tak ,  Min-Hee Kim ,  Kyung Hee Lee ,  Sun Young Kwon ,  Joon-Hyung Park ,  Ji Hong Bae ,  Jong Ho Son ,  Keun Chan Oh

IPC: C09K11/06 ,  C09K19/30 ,  G02F1/1341 ,  C09K19/04 ,  C09K19/12

CPC classification number: C09K19/3003 ,  C09K2019/0448 ,  C09K2019/122 ,  C09K2019/123 ,  C09K2019/3004 ,  C09K2019/3009 ,  C09K2019/3027 ,  G02F1/1341

Abstract: A liquid crystal composition includes a first class including a first compound represented by Chemical Formula 1, wherein the first compound is 13 to 18 parts by weight based on 100 parts by weight of the total liquid crystal composition, and a second compound represented by Chemical Formula 2, wherein the second compound is 8 to 13 parts by weight based on 100 parts by weight of the total liquid crystal composition, a second class including a third compound represented by Chemical Formula 3. Chemical Formulas 1, 2, and 3 are represented by: and wherein R and R′ are, independently of each other, a hydrogen atom, or an unsubstituted or substituted C1 to C7 alkyl group.