公开(公告)号：US11726354B2

公开(公告)日：2023-08-15

申请号：US17317821

申请日：2021-05-11

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/00 ,  G02F1/13357 ,  G02F1/1335 ,  G02F1/1337 ,  G02F1/1333 ,  G02F1/1362 ,  G02F1/163

CPC classification number: G02F1/0063 ,  G02F1/133502 ,  G02F1/133514 ,  G02F1/133516 ,  G02F1/133617 ,  G02F1/133707 ,  G02F1/133357 ,  G02F1/133548 ,  G02F1/133565 ,  G02F1/136281 ,  G02F2001/1635 ,  G02F2201/48 ,  G02F2203/055

Abstract: A display device including a first substrate, a pixel disposed on the first substrate and including first, second and third sub-pixel electrodes adjacent to each other, a second substrate spaced from the first substrate, a color conversion layer disposed on the second substrate and with a first wavelength conversion layer overlapping with the first sub pixel electrode and a second wavelength conversion layer overlapping with the second sub pixel electrode, a transmissive layer including a first sub-transmissive layer overlapping with the third sub-pixel electrode and a second sub-transmissive layer disposed between the first wavelength conversion layer and the second wavelength conversion layer, and a planarization layer disposed on the color conversion layer and the transmissive layer. A method of manufacturing a display device having a flatter planarization layer with reduced variations in thickness is also disclosed.

公开(公告)号：US11029544B2

公开(公告)日：2021-06-08

申请号：US15648997

申请日：2017-07-13

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/00 ,  G02F1/1335 ,  G02F1/1337 ,  G02F1/13357 ,  G02F1/1333 ,  G02F1/1362 ,  G02F1/163

Abstract: A display device including a first substrate, a pixel disposed on the first substrate and including first, second and third sub-pixel electrodes adjacent to each other, a second substrate spaced from the first substrate, a color conversion layer disposed on the second substrate and with a first wavelength conversion layer overlapping with the first sub pixel electrode and a second wavelength conversion layer overlapping with the second sub pixel electrode, a transmissive layer including a first sub-transmissive layer overlapping with the third sub-pixel electrode and a second sub-transmissive layer disposed between the first wavelength conversion layer and the second wavelength conversion layer, and a planarization layer disposed on the color conversion layer and the transmissive layer. Methods of manufacturing display devices having a flatter, planarization layer with reduced variations in thickness also is disclosed.

公开(公告)号：US10466542B2

公开(公告)日：2019-11-05

申请号：US16282100

申请日：2019-02-21

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/1335 ,  G02F1/1333

Abstract: A display device includes a first substrate, a wavelength conversion layer disposed on the first substrate, an inorganic film disposed on the wavelength conversion layer, a flattening film disposed on the inorganic film, and a first polarizing layer disposed on the flattening film, where a difference between a coefficient of thermal expansion of the flattening film and a coefficient of thermal expansion of the inorganic film is about 50 ppm/K or less.

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：US10593842B2

公开(公告)日：2020-03-17

申请号：US15803260

申请日：2017-11-03

Applicant: Samsung Display Co. Ltd.

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

IPC: H01L33/50 ,  G02F1/1335 ,  G02F1/1333 ,  G02F1/017 ,  H01L21/02

Abstract: Provided are display device and method for fabricating the same. According to an aspect of the present disclosure, there is provided a display device comprising: a first substrate; at least one wavelength conversion layer disposed on the first substrate; a capping layer disposed on the wavelength conversion layer and comprising a porous layer; and a first polarizing layer disposed on the capping layer.

公开(公告)号：US10557084B2

公开(公告)日：2020-02-11

申请号：US15400496

申请日：2017-01-06

Applicant: Samsung Display Co., Ltd.

Inventor： Suk Hoon Kang ,  Jong Hwan Jeon ,  Jin Soo Jung ,  In Ok Kim ,  Baek Kyun Jeon

IPC: C09K19/56 ,  B05D1/00 ,  B05D1/26 ,  B05D3/02 ,  B05D3/06 ,  C09D179/08 ,  G02F1/1337

Abstract: An alignment film composition includes a copolymer of a dianhydride-based compound and a diamine-based compound, and a cross-linker. The copolymer has a structure represented by Chemical Formula Ia or Chemical Formula Ib, and the cross-linker is represented by Chemical Formula IIa or Chemical Formula IIb:

公开(公告)号：US11281045B2

公开(公告)日：2022-03-22

申请号：US17349637

申请日：2021-06-16

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: G02F1/13 ,  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：US10852580B2

公开(公告)日：2020-12-01

申请号：US15883064

申请日：2018-01-29

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: G02B5/28 ,  G02F1/1335 ,  G02F1/13357 ,  G02F1/1343 ,  G02F1/1333 ,  G02F1/1337 ,  G02F1/1368

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：US20190219875A1

公开(公告)日：2019-07-18

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 ,  H01L27/32

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：US10241366B2

公开(公告)日：2019-03-26

申请号：US15467758

申请日：2017-03-23

Applicant: Samsung Display Co. Ltd.

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

IPC: G02F1/1335 ,  G02F1/1333

Abstract: A display device includes a first substrate, a wavelength conversion layer disposed on the first substrate, an inorganic film disposed on the wavelength conversion layer, a flattening film disposed on the inorganic film, and a first polarizing layer disposed on the flattening film, where a difference between a coefficient of thermal expansion of the flattening film and a coefficient of thermal expansion of the inorganic film is about 50 ppm/K or less.