公开(公告)号：US09134573B2

公开(公告)日：2015-09-15

申请号：US14445241

申请日：2014-07-29

Applicant: Samsung Display Co., Ltd.

Inventor： Mi Hwa Lee ,  Suk Hoon Kang ,  Yeong Rong Park ,  Jun-Woo Lee ,  Baek Kyun Jeon

IPC: G02F1/1337 ,  G02F1/1368 ,  G02F1/1333 ,  H01L27/12

CPC classification number: G02F1/133788 ,  G02F1/133345 ,  G02F1/133707 ,  G02F1/133723 ,  G02F1/1368 ,  G02F2001/133715 ,  G02F2001/134372 ,  G02F2202/025 ,  H01L27/1259

Abstract: A method of manufacturing a photo-alignment layer, includes: disposing a polymer material on a substrate; pre-baking the polymer material disposed on the substrate; irradiating a light to the pre-baked polymer material, to photo-align the pre-baked polymer material; and thermal-treating the irradiated pre-baked polymer material, to harden the irradiated pre-baked polymer material. The thermal-treating includes a first thermal-treatment, and a second thermal-treatment at a higher temperature than the first thermal-treatment.

Abstract translation: 制造光取向层的方法包括：将聚合物材料设置在基板上; 预烘烤设置在基板上的聚合物材料; 将光照射到预烘焙的聚合物材料上，以使预焙高分子材料光取向; 并对照射的预烘焙聚合物材料进行热处理，以使被照射的预烘焙聚合物材料硬化。 热处理包括在比第一热处理更高的温度下的第一热处理和第二热处理。

公开(公告)号：US12010891B2

公开(公告)日：2024-06-11

申请号：US17494352

申请日：2021-10-05

Applicant: Samsung Display Co., LTD.

Inventor： Jong Ho Son ,  Young Gu Kim ,  Ji Yun Park ,  Bong Sung Seo ,  Yeon Hee Lee ,  Baek Kyun Jeon ,  Kyung Seon Tak

IPC: H10K59/35

CPC classification number: H10K59/353 ,  H10K59/351 ,  H10K59/352

Abstract: A display device comprises pixels including a first sub-pixel, a second sub-pixel, a third sub-pixel, a fourth sub-pixel, and a fifth sub-pixel, each sub-pixel including an emission area, wherein the first sub-pixel and the fourth sub-pixel emit light of a first color, the second sub-pixel and the fifth sub-pixel emit light of a second color, the third sub-pixel emits light of a third color, a first emission area of the first sub-pixel, a second emission area of the second sub-pixel, a fourth emission area of the fourth sub-pixel, and a fifth emission area of the fifth sub-pixel surround a third emission area of the third sub-pixel, and the third emission area of the third sub-pixel has four interior angles equal to or greater than about 180 degrees, and another four interior angles equal to or less than about 90 degrees.

公开(公告)号：US11705544B2

公开(公告)日：2023-07-18

申请号：US17319624

申请日：2021-05-13

Applicant: Samsung Display Co., LTD.

Inventor： Young Gu Kim ,  Ji Yun Park ,  Bong Sung Seo ,  Jong Ho Son ,  Yeon Hee Lee ,  Baek Kyun Jeon ,  Kyung Seon Tak ,  Jae Jin Lyu

IPC: H01L33/58 ,  H01L25/075 ,  H01L27/12 ,  H01L33/50 ,  B82Y20/00

CPC classification number: H01L33/58 ,  H01L25/0753 ,  H01L27/1214 ,  H01L33/502 ,  B82Y20/00 ,  H01L2933/0091

Abstract: A display device includes a bank including an opening defining a plurality of pixels; a plurality of light emitting elements disposed in the plurality of pixels; a color conversion layer disposed on the plurality of light emitting elements in the opening; and a low refractive layer disposed on the color conversion layer in the opening.

公开(公告)号：US11650441B2

公开(公告)日：2023-05-16

申请号：US17074528

申请日：2020-10-19

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/11 ,  G02F1/1335 ,  G02F1/13357 ,  G02F1/1343 ,  G02F1/1333 ,  G02F1/1337 ,  G02F1/1368

CPC classification number: G02F1/11 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/133528 ,  G02F1/133555 ,  G02F1/133617 ,  G02F1/134309 ,  G02F1/1368 ,  G02F1/133357 ,  G02F1/133521 ,  G02F1/133536 ,  G02F1/133548 ,  G02F1/133565 ,  G02F1/133723 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2202/36 ,  G02F2203/03

Abstract: A display device including: a first substrate; first through third subpixel electrodes which are disposed on the first substrate to neighbor each other; a second substrate opposing the first substrate; a first wavelength conversion pattern at least partially overlapping the first subpixel electrode and a second wavelength conversion pattern at least partially overlapping the second subpixel electrode; a first light transmission pattern at least partially overlapping the third subpixel electrode and a second light transmission pattern disposed between the first wavelength conversion pattern and the second wavelength conversion pattern; and a low refractive layer which has a lower refractive index than the first and second wavelength conversion patterns.

公开(公告)号：US11067844B2

公开(公告)日：2021-07-20

申请号：US15676615

申请日：2017-08-14

Applicant: Samsung Display Co., Ltd.

Inventor： Young Gu Kim ,  Jin-Soo Jung ,  Taek Joon Lee ,  Hye Lim Jang ,  Baek Kyun Jeon

IPC: G02F1/1335 ,  G02B1/02 ,  G02B5/20 ,  G02F1/13357 ,  G02F1/1368

Abstract: A color conversion display panel includes a first color conversion layer and a second color conversion layer disposed on a color conversion substrate and including semiconductor nanocrystals, and a transmission layer, wherein a first distance between the first and second color conversion layers is different from a second distance between one of the first and second color conversion layers and the transmission layer.

公开(公告)号：US11042059B2

公开(公告)日：2021-06-22

申请号：US16885771

申请日：2020-05-28

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/133 ,  G02F1/13357 ,  G02F1/1335 ,  H01L51/52 ,  H01L27/32

Abstract: Provided are a wavelength conversion layer and a display device. A color conversion element comprises: a wavelength conversion layer; one or more low refractive layers which are disposed on and/or under the wavelength conversion layer and have a lower refractive index than the wavelength conversion layer; and one or more capping layers which are disposed between the wavelength conversion layer and the low refractive layers and/or on a surface opposite to a surface of each of the low refractive layers which faces the wavelength conversion layer.

公开(公告)号：US10962821B2

公开(公告)日：2021-03-30

申请号：US15804633

申请日：2017-11-06

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Soo Jung ,  Young Gu Kim ,  Taek Joon Lee ,  Hye Lim Jang ,  Baek Kyun Jeon

IPC: G02F1/1335 ,  G02F1/13357 ,  C08G59/38 ,  C08G59/24

Abstract: A display device includes a first base substrate; a liquid crystal layer disposed on the first base substrate; an overcoat layer disposed on the liquid crystal layer and including epoxy polymer; a color conversion layer disposed on the overcoat layer; and a second base substrate disposed on the color conversion layer. The epoxy polymer is a polymer obtained by polymerizing 1 part to 50 parts by weight of a cardo-based binder resin; 1 part to 50 parts by weight of an epoxy-based monomer; and 1 part to 50 parts by weight of a bisphenol-based resin, with respect to 100 parts by weight.

公开(公告)号：US10809550B2

公开(公告)日：2020-10-20

申请号：US14993179

申请日：2016-01-12

Applicant: Samsung Display Co., Ltd.

Inventor： Young Gu Kim ,  Hyun Ku Ahn ,  Baek Kyun Jeon ,  Jae Weon Hur

IPC: G02F1/13 ,  G02F1/1335 ,  G02B5/20 ,  G02B5/22

Abstract: A method of repairing a liquid crystal display device, the method including, providing a liquid crystal display device including a substrate, a light blocking member disposed on the substrate, and an overcoat layer which is disposed on the substrate and the light blocking member and which contains a material capable of absorbing ultraviolet light having a wavelength range from 200 nanometers to 400 nanometers; and irradiating the overcoat layer with a laser beam having a wavelength range from 200 nanometers to 400 nanometers to form a microcavity between the substrate and the overcoat layer to repair the liquid crystal display.

公开(公告)号：US10678091B2

公开(公告)日：2020-06-09

申请号：US16143127

申请日：2018-09-26

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/133 ,  G02F1/13357 ,  G02F1/1335 ,  H01L51/52 ,  H01L27/32

Abstract: Provided are a wavelength conversion layer and a display device. A color conversion element comprises: a wavelength conversion layer; one or more low refractive layers which are disposed on and/or under the wavelength conversion layer and have a lower refractive index than the wavelength conversion layer; and one or more capping layers which are disposed between the wavelength conversion layer and the low refractive layers and/or on a surface opposite to a surface of each of the low refractive layers which faces the wavelength conversion layer.

公开(公告)号：US10459291B2

公开(公告)日：2019-10-29

申请号：US15409621

申请日：2017-01-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyeok Jin Lee ,  Oh Jeong Kwon ,  Ka Eun Kim ,  Soo Dong Kim ,  Su Jin Kim ,  Jin Won Kim ,  Jae Bum Cho ,  Baek Kyun Jeon

IPC: G02F1/1337 ,  C08F22/10 ,  C09K19/38 ,  C09K19/56 ,  G02F1/1343 ,  G02F1/1368

Abstract: A liquid crystal display includes: a first substrate, a second substrate overlapping the first substrate, a liquid crystal layer positioned between the first substrate and the second substrate and including a plurality of liquid crystal molecules, a first alignment layer positioned between the first substrate and the liquid crystal layer, a second alignment layer positioned between the second substrate and the liquid crystal layer, and a plurality of protrusions positioned at at least one of between the first alignment layer and the liquid crystal layer and between the second alignment layer and the liquid crystal layer, wherein at least one among the plurality of protrusions includes a polymer of a reactive mesogen, and the reactive mesogen is represented by Chemical Formula 1: Pa—A1—OCH2nO—A2—Pb  Chemical Formula 1.