公开(公告)号：US10535315B2

公开(公告)日：2020-01-14

申请号：US16056632

申请日：2018-08-07

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/1362 ,  G09G3/00 ,  G09G3/36 ,  G02F1/1343

Abstract: A display device including a liquid crystal panel assembly including a plurality of pixels, a data driver applying a data voltage to a plurality of data lines which is connected to the plurality of pixels, and a common voltage generator providing a common voltage to the liquid crystal panel assembly, in which the common voltage is an optimal common voltage for a maximum grayscale at which a flicker is minimized while a data voltage with a maximum grayscale is applied to the plurality of pixels.

公开(公告)号：US10274786B2

公开(公告)日：2019-04-30

申请号：US15484340

申请日：2017-04-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jong Ho Son ,  Sun Young Kwon ,  Tae Hoon Kim ,  Kyung Hae Park ,  Joon Hyung Park ,  Ji Hong Bae ,  Gak Seok Lee ,  Jin Hyeong Lee ,  Chang Hun Lee ,  Ji Eun Jang ,  Hye Lim Jang

IPC: G02F1/133 ,  G02F1/1337 ,  G02F1/1341 ,  G02F1/1343 ,  G02F1/1362

Abstract: A liquid crystal display device comprises: a first substrate; an organic layer disposed on the first substrate; a pixel electrode disposed on the organic layer; a plurality of slits defined in the pixel electrode and configured to exposed a surface of the organic layer; a liquid crystal alignment film disposed on a surface of the pixel electrode and on the surface of the organic layer exposed by the plurality of slits; and a plurality of liquid crystal molecules disposed on the liquid crystal alignment film, wherein the liquid crystal alignment film includes a first region overlapping the plurality of slits and a second region overlapping the pixel electrode, wherein the second region has a surface energy different from a surface energy of the first region.

公开(公告)号：US20180342219A1

公开(公告)日：2018-11-29

申请号：US16056632

申请日：2018-08-07

Applicant: Samsung Display Co., Ltd.

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

IPC: G09G3/36 ,  G09G3/00 ,  G02F1/1362

CPC classification number: G09G3/3655 ,  G02F1/13624 ,  G02F2001/134345 ,  G09G3/006 ,  G09G2300/0447 ,  G09G2300/0469 ,  G09G2320/0257

Abstract: A display device including a liquid crystal panel assembly including a plurality of pixels, a data driver applying a data voltage to a plurality of data lines which is connected to the plurality of pixels, and a common voltage generator providing a common voltage to the liquid crystal panel assembly, in which the common voltage is an optimal common voltage for a maximum grayscale at which a flicker is minimized while a data voltage with a maximum grayscale is applied to the plurality of pixels.

公开(公告)号：US10106739B2

公开(公告)日：2018-10-23

申请号：US15091371

申请日：2016-04-05

Applicant: Samsung Display Co., Ltd.

Inventor： Sun Young Kwon ,  Fusayuki Takeshita ,  Keun Chan Oh

IPC: C09K19/30 ,  C07C13/28 ,  C07C22/00 ,  C07C23/18 ,  C07C43/188 ,  C07C43/192 ,  C07D309/04 ,  G02F1/1343 ,  C09K19/06 ,  C09K19/34 ,  C09K19/12

Abstract: A liquid crystal composition includes one or more compounds represented by Chemical Formula 1. In Chemical Formula 1, are a cyclohexane or tetrahydropyran, and R1 and R2 are each independently hydrogen, a C1 to C8 alkyl group, a C2 to C8 alkenyl group, or a C1 to C8 alkoxy group.

公开(公告)号：US20190119572A1

公开(公告)日：2019-04-25

申请号：US16166162

申请日：2018-10-22

Applicant: Samsung Display Co., Ltd.

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

IPC: C09K19/30 ,  C09K19/56 ,  G02F1/1337

Abstract: Disclosed is a liquid crystal composition including at least one compound selected from the group consisting of a liquid crystal compound expressed by Formula 1-1 and a liquid crystal compound expressed by Formula 1-2; at least one compound selected from the group consisting of a self-alignment compound expressed by Formula 2-1 and a self-alignment compound expressed by Formula 2-2; and at least one compound selected from the group consisting of a reactive mesogen expressed by Formula 3-1, a reactive mesogen expressed by Formula 3-2, a reactive mesogen expressed by Formula 3-3, a reactive mesogen expressed by Formula 3-4, and a reactive mesogen expressed by Formula 3-5. The liquid crystal composition also has negative dielectric anisotropy.

公开(公告)号：US10062346B2

公开(公告)日：2018-08-28

申请号：US14743650

申请日：2015-06-18

Applicant: Samsung Display Co., Ltd.

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

IPC: G09G3/36 ,  G09G3/00 ,  G02F1/1362 ,  G02F1/1343

CPC classification number: G09G3/3655 ,  G02F1/13624 ,  G02F2001/134345 ,  G09G3/006 ,  G09G2300/0447 ,  G09G2300/0469 ,  G09G2320/0257

Abstract: A display device including: a liquid crystal panel assembly including pixels; a data driver applying a data voltage to lines which is connected to the pixels; and a common voltage generator providing voltage to the liquid crystal panel assembly, in which the voltage is an optimal voltage for a maximum grayscale at which a flicker is minimized while a maximum grayscale is applied to the pixels, the data driver applies the data voltage with the minimum grayscale to the data lines so that a negative data voltage with a minimum grayscale is higher than the common voltage by a first voltage level or more, and each of the pixels includes a first subpixel and a second subpixel, and when the data voltage is applied to the pixel, a pixel voltage of the first subpixel and a pixel voltage of the second subpixel are different.

公开(公告)号：US09605205B2

公开(公告)日：2017-03-28

申请号：US15073198

申请日：2016-03-17

Applicant: Samsung Display Co., Ltd.

Inventor： Kyung Hee Lee ,  Sun Young Kwon ,  Ji Hong Bae ,  Keun Chan Oh

IPC: G02F1/1333 ,  C09K19/30 ,  C07C43/184 ,  C07C25/24 ,  C07C43/225 ,  C07C43/247 ,  C07C43/192 ,  C07C13/28

CPC classification number: C09K19/3001 ,  C07C13/28 ,  C07C25/24 ,  C07C43/188 ,  C07C43/225 ,  C07C43/247 ,  C07C2601/14 ,  C09K19/0403 ,  C09K19/3003

Abstract: A liquid crystal composition includes one or more compounds represented by Chemical Formula 1: wherein in Chemical Formula 1, A1, A2, L1 to L8, R, R′, Z1 to Z3, n1, and n2 are the same as described in the specification.

公开(公告)号：US20170015904A1

公开(公告)日：2017-01-19

申请号：US15003421

申请日：2016-01-21

Applicant: Samsung Display Co., Ltd.

Inventor： Soon Joon Rho ,  Sun Young Kwon ,  Kyung Min Kim ,  Se Ran Kim ,  Si Heun Kim ,  Hoi-Lim Kim ,  Beom-Soo Shin ,  Keun Chan Oh ,  Hye Kim Jang

IPC: C09K19/30 ,  G02F1/1337

CPC classification number: C09K19/3066 ,  C09K2019/122 ,  C09K2019/123 ,  C09K2019/3004 ,  C09K2019/3009 ,  C09K2019/3016 ,  C09K2019/3027 ,  G02F1/133711 ,  G02F2001/133746

Abstract: A liquid crystal composition includes a first compound represented by Chemical Formula 1. In Chemical Formula 1, R1 is an alkyl group having a carbon number of 1 to 10 or a cycloalkyl group having a total carbon number of 3 to 16, and R2 is an alkoxy group having a carbon number of 1 to 10. The liquid crystal composition does not include a compound having an alkenyl as a substituent group, and the liquid crystal composition does not include a compound represented by Chemical Formula 4. In Chemical Formula 4, R5 and R5′ are independently an alkyl group having a carbon number of 1 to 10 or an alkoxy group having a carbon number of 1 to 10.

Abstract translation: 在化学式4中，R5和R5'独立地为碳数为1〜10的烷基或碳数为1〜10的烷氧基。

公开(公告)号：US10723949B2

公开(公告)日：2020-07-28

申请号：US16166162

申请日：2018-10-22

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/1333 ,  C09K19/30 ,  C09K19/56 ,  G02F1/1337 ,  C09K19/04

Abstract: Disclosed is a liquid crystal composition including at least one compound selected from the group consisting of a liquid crystal compound expressed by Formula 1-1 and a liquid crystal compound expressed by Formula 1-2; at least one compound selected from the group consisting of a self-alignment compound expressed by Formula 2-1 and a self-alignment compound expressed by Formula 2-2; and at least one compound selected from the group consisting of a reactive mesogen expressed by Formula 3-1, a reactive mesogen expressed by Formula 3-2, a reactive mesogen expressed by Formula 3-3, a reactive mesogen expressed by Formula 3-4, and a reactive mesogen expressed by Formula 3-5. The liquid crystal composition also has negative dielectric anisotropy.

公开(公告)号：US10473982B2

公开(公告)日：2019-11-12

申请号：US15487514

申请日：2017-04-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sun Young Kwon ,  Tae Hoon Kim ,  Ji Hong Bae ,  Jong Ho Son ,  Keun Chan Oh ,  Gak Seok Lee ,  Chang Hun Lee ,  Ji Eun Jang

IPC: G02F1/1333 ,  G02F1/1337 ,  C09K19/30 ,  C09K19/56 ,  C09K19/06 ,  C09K19/12

Abstract: A liquid crystal display including a first substrate, a second substrate disposed opposite the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate. The liquid crystal layer includes a liquid crystal composition. The liquid crystal composition includes at least one of liquid crystal compounds including a cyclopentadienyl group.