公开(公告)号：US20190121176A1

公开(公告)日：2019-04-25

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

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：US20180107028A1

公开(公告)日：2018-04-19

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

CPC classification number: G02F1/0063 ,  G02F1/133502 ,  G02F1/133514 ,  G02F1/133516 ,  G02F1/133617 ,  G02F1/133707 ,  G02F2001/133357 ,  G02F2001/133548 ,  G02F2001/133565 ,  G02F2001/136281 ,  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. Methods of manufacturing display devices having a flatter, planarization layer with reduced variations in thickness also is disclosed.

公开(公告)号：US20170052413A1

公开(公告)日：2017-02-23

申请号：US15018839

申请日：2016-02-08

Applicant: Samsung Display Co. Ltd.

Inventor： Jin Soo JUNG ,  Suk Hoon KANG ,  Tae Ho KIM ,  Jong Hwan JEON ,  In Ok KIM ,  Baek Kyun JEON

IPC: G02F1/1337 ,  C09D179/08 ,  C09K19/56

CPC classification number: G02F1/133788 ,  C09D179/08 ,  C09K19/56 ,  G02F1/133711

Abstract: A method of reworking a photo-alignment film for use in a liquid crystal display (LCD) includes, providing a substrate on which a photo-alignment film including a photo-reactive group is formed by irradiation of a first light polarized in a first direction, the photo-reactive group including cyclobutane dianhydride (CBDA) or a CBDA derivative and diamine; irradiating a second light polarized in a second direction, which is different from the first direction, onto the photo-alignment film; and treating the photo-alignment film with a splitting solution.

Abstract translation: 一种用于液晶显示器（LCD）的光取向膜的再加工方法包括：提供一种基板，在该基板上通过照射沿第一方向偏振的第一光而形成包括光反应性基团的光取向膜 ，光反应性基团包括环丁烷二酐（CBDA）或CBDA衍生物和二胺; 将与第一方向不同的第二方向偏振的第二光照射到光取向膜上; 并用分离溶液处理光取向膜。

公开(公告)号：US20200292859A1

公开(公告)日：2020-09-17

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: G02F1/13357 ,  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：US20180095323A1

公开(公告)日：2018-04-05

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

CPC classification number: G02F1/133617 ,  G02F2001/133357 ,  G02F2201/54 ,  G02F2202/108

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：US20210311338A1

公开(公告)日：2021-10-07

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: G02F1/13357 ,  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：US20180130929A1

公开(公告)日：2018-05-10

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 ,  H01L21/02 ,  G02F1/017

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：US20240016028A1

公开(公告)日：2024-01-11

申请号：US18180583

申请日：2023-03-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Soung Wook KIM ,  Seok Gyu YOON ,  Jun Yong SHIN ,  Jin Soo JUNG ,  Kun Wook CHO ,  Min Soo CHOI

IPC: H10K59/65 ,  H10K59/35 ,  H10K59/131 ,  G09G3/3233 ,  G01N21/55

CPC classification number: H10K59/65 ,  H10K59/353 ,  H10K59/131 ,  G09G3/3233 ,  G01N21/55 ,  H10K50/11

Abstract: A display device includes display pixels arranged in a display area of a display panel, near-infrared light emitting pixels alternately arranged with the display pixels, light sensing pixels alternately arranged with the display pixels, a display scan driver that supplies display scan signals to the display pixels and the near-infrared light emitting pixels, a component detection circuit that analyzes component information according to light sensing signals reflected from a front side by using the light sensing signals received from the light sensing pixels, and a main driving circuit that controls driving timings of the display pixels, the light emitting pixels, and the display scan driver.

公开(公告)号：US20210263345A1

公开(公告)日：2021-08-26

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

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：US20210048712A1

公开(公告)日：2021-02-18

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: G02F1/1335 ,  G02F1/13357 ,  G02F1/1343

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.