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公开(公告)号:US20220085114A1
公开(公告)日:2022-03-17
申请号:US17419982
申请日:2019-03-13
Applicant: Samsung Display Co., LTD.
Inventor: Jae Min SEONG , Keun Chan OH , Gak Seok LEE , Sun Kyu JOO , Byung Chul KIM , In Ok KIM , In Seok SONG , Ji Eun JANG , Chang Soon JANG
Abstract: A color transformation substrate comprises: a base portion having first and second light-blocking areas and first to third light-transmitting areas, where the light-transmitting areas are successively positioned along a first direction; first to third color filters positioned in the first to third light-transmitting areas, respectively; a light-blocking member positioned in the first light-blocking area, and including part contacting the base portion; a color pattern positioned in the second light-blocking area so as to contact the base portion; a first wavelength conversion pattern positioned on the second color filter so as to wavelength-convert light having a first color into light having a second color; and a second wavelength conversion pattern positioned on the third color filter so as to wavelength-convert light having the first color into light having a third color different from light having the second color. The color pattern and the first color filter comprise the same color material.
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公开(公告)号:US20200258944A1
公开(公告)日:2020-08-13
申请号:US16509272
申请日:2019-07-11
Applicant: Samsung Display Co. Ltd.
Inventor: Sun Kyu JOO , Keun Chan OH , Byung Chul KIM , In Ok KIM , In Seok SONG , Gak Seok LEE , Chang Soon JANG
Abstract: A display device is provided. A display device includes a plurality of pixels arranged in a row axis and in a column axis that intersects the row axis, a first substrate on which a light-emitting element disposed in each of the pixels is disposed, a second substrate which faces the first substrate, and a first wavelength conversion pattern disposed on the second substrate in a first pixel column and which converts wavelength of light emitted from the light-emitting element. The first wavelength conversion pattern includes a first main pattern part arranged in a stripe fashion along the column axis and a protruding pattern part projected from the first main pattern part toward at least one of first and second directions of the row axis.
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公开(公告)号:US20240334775A1
公开(公告)日:2024-10-03
申请号:US18502246
申请日:2023-11-06
Applicant: Samsung Display Co., LTD.
Inventor: You Young JIN , Keun Chan OH , Jae Cheol PARK , Gak Seok LEE , Sun Kyu JOO
CPC classification number: H10K59/38 , H10K59/1201
Abstract: A display device includes a first emission area, a second emission area disposed adjacent to the first emission area, and a non-emission area, a base member disposed in the first emission area, the second emission area, and the non-emission area, a light emitting element part disposed and including a first light emitting element disposed in the first emission area and a second light emitting element disposed in the second emission area, a wavelength conversion part disposed on the light emitting element part and including a first wavelength conversion pattern, a first insulating layer covering the first wavelength conversion pattern, opened at a portion disposed adjacent to the first emission area, exposing a portion of the first wavelength conversion pattern, and a light blocking member disposed in the non-emission area and covering the portion of the first wavelength conversion pattern. The wavelength conversion part is disposed in the second emission area.
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公开(公告)号:US20240154073A1
公开(公告)日:2024-05-09
申请号:US18465165
申请日:2023-09-12
Applicant: Samsung Display Co., LTD.
Inventor: Gak Seok LEE , Byung-Chul KIM , Jang Wi RYU , Jae Min SEONG , Keun Chan OH , Sang Hun LEE , HALIM JI
CPC classification number: H01L33/504 , H01L33/44
Abstract: According to embodiments, a light-emitting display device includes a light-emitting diode that emits blue light and green light, a color conversion layer on the light-emitting diode, and a scattering absorption layer disposed between the color conversion layer and the light-emitting diode and that transmits blue light and green light.
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公开(公告)号:US20220003909A1
公开(公告)日:2022-01-06
申请号:US17188170
申请日:2021-03-01
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: In Seok SONG , Byung Chul KIM , Jang Wi RYU , Gak Seok LEE , Ha Lim JI
IPC: G02B5/28
Abstract: A display device includes: a substrate including light-emitting areas and a light-blocking area including a spacer area; a color filter layer including color filters and a dummy color pattern, wherein the color filters are disposed in the light emitting areas, and the dummy color pattern is disposed in the spacer area; a light-transmitting layer disposed on the color filter layer and including a light-transmitting pattern and a light-transmitting dummy pattern, wherein the light-transmitting pattern is disposed on the color filters, and the light-transmitting dummy pattern is disposed on the dummy color pattern; and a bank layer disposed on the dummy color pattern, wherein the bank layer includes a spacer part disposed in the light-blocking area, and a bank part disposed in the light-blocking area, wherein the spacer part overlaps the spacer area, wherein the bank part has a smaller height than the spacer part with respect to the substrate.
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公开(公告)号:US20210327963A1
公开(公告)日:2021-10-21
申请号:US17087157
申请日:2020-11-02
Applicant: Samsung Display Co., Ltd.
Inventor: Gak Seok LEE , Keunchan OH , Byung-Chul KIM , Jang Wi RYU , Inseok SONG , Halim Jl
Abstract: A display device includes: a substrate; a color filter layer disposed below the substrate; a color control layer disposed below the color filter layer; and an optical auxiliary layer disposed between the substrate and the color filter layer and having a base portion and a plurality of recess portions, the plurality of recess portion defined in the base portion and recessed in a direction toward the substrate, wherein an average refractive index of the optical auxiliary layer is greater than or equal to an average refractive index of the substrate and is less than or equal to an average refractive index of the color filter layer.
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公开(公告)号:US20210320155A1
公开(公告)日:2021-10-14
申请号:US17356308
申请日:2021-06-23
Applicant: Samsung Display Co., Ltd.
Inventor: Sun-Kyu JOO , Keunchan OH , Byung-Chul KIM , Inok KIM , Gak Seok LEE , Jieun JANG , Inseok SONG , Chang-Soon JANG
Abstract: A display device includes: a first base layer; a circuit element layer on the first base layer; a pixel definition layer on the circuit element layer and comprising a plurality of light-emitting openings which are spaced apart from each other and define a plurality of light-emitting regions; a second base layer spaced apart from and facing the first base layer; a light-shielding layer on the second base layer and comprising a plurality of openings respectively overlapping the light-emitting regions, wherein on a plane of the first base layer, shapes of first to third openings along one direction among the openings are different from each other.
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公开(公告)号:US20190326545A1
公开(公告)日:2019-10-24
申请号:US16275645
申请日:2019-02-14
Applicant: Samsung Display Co., Ltd.
Inventor: Sun Kyu JOO , Byung Chul KIM , In Ok KIM , Keun Chan OH , Chang Soon JANG , In Seok SONG , Gak Seok LEE
Abstract: An organic light emitting display device includes: a first substrate; a plurality of pixels on the first substrate, each of the pixels including a corresponding portion of an organic light emitting layer on the first substrate; an encapsulation film on the organic light emitting layer; a protruding pattern layer on the encapsulation film and comprising a plurality of spacers at a boundary between adjacent ones of the pixels; an adhesive layer on the protruding pattern layer; and a second substrate on the adhesive layer.
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公开(公告)号:US20230284512A1
公开(公告)日:2023-09-07
申请号:US18018265
申请日:2020-12-18
Applicant: Samsung Display Co., LTD.
Inventor: Jang Il KIM , Chang Soon JANG , Jeong Ki KIM , Chan Su KIM , Kyoung Hae MIN , Keun Chan OH , Gak Seok LEE , Sang Hun LEE , So Yun LEE , Ji Eun JANG , You Young JIN , Seok Joon HONG
IPC: H10K59/80 , H10K59/122 , H10K59/38
CPC classification number: H10K59/879 , H10K59/122 , H10K59/38 , H10K59/873
Abstract: A display device includes a first base portion in which a first emission area and a non-emission area are defined, a first light emitting element on the first base portion and overlapping the first emission area, a thin film encapsulation layer on the first light emitting element, a second base portion on the thin film encapsulation layer, a first color filter on the second base portion and overlapping the first emission area, a first wavelength conversion pattern on the first color filter and overlapping the first emission area, and a first optical pattern between the first color filter and the first wavelength conversion pattern and overlapping the first emission area. A refractive index of the first optical pattern is smaller than that of the first wavelength conversion pattern, and one surface of the first optical pattern facing the first wavelength conversion pattern is concave toward the second base portion.
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公开(公告)号:US20230209958A1
公开(公告)日:2023-06-29
申请号:US17949847
申请日:2022-09-21
Applicant: Samsung Display Co., LTD.
Inventor: Chang Soon JANG , In Ok KIM , Chan Su KIM , Keun Chan OH , Gak Seok LEE , Sang Hun LEE , So Yun LEE , Ji Eun JANG
CPC classification number: H01L27/322 , H01L51/5281 , H01L27/3244 , G01J3/28
Abstract: A display device includes a first substrate including a first emission area, a second emission area, and a third emission area, each of which is to emit a first light; a second substrate having a first surface facing the first substrate and a second surface opposite to the first surface; a first color filter, a second color filter and a third color filter, and a first wavelength conversion pattern, a second wavelength conversion pattern and a light-transmitting pattern on the first surface of the second substrate. A thickness of the first color filter is greater than a thickness of the second color filter and the thickness of the second color filter is greater than a thickness of the third color filter.
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