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公开(公告)号：US20210384274A1
公开(公告)日：2021-12-09
申请号：US17225988
申请日：2021-04-08
Applicant: Samsung Display Co., Ltd.
Inventor： Jea Heon AHN , Keun Chan OH , Jeong Ki KIM , Jong-Hoon KIM , Ji Seong YANG
Abstract: A display device includes a substrate including a light emitting area and a light blocking area that surrounds the light emitting area, and a bank structure disposed in the light blocking area and having an opening that corresponds to the light emitting area. The bank structure has a concave portion that is formed on an upper surface.
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公开(公告)号：US20210384271A1
公开(公告)日：2021-12-09
申请号：US17157210
申请日：2021-01-25
Applicant: Samsung Display Co., LTD.
Inventor： Jea Heon AHN , Jeong Ki KIM , Seong Yeon LEE , Si Wan JEON , Tae Hyung HWANG
IPC: H01L27/32
Abstract: A display device includes a first light emitting element on a first substrate and overlapping a first effective pixel area; test light emitting elements on the first substrate and overlapping the test pixel area; a first color filter on a second substrate and overlapping the first light emitting element; a first wavelength conversion pattern on the first color filter and overlapping the first color filter and the first light emitting element; a first test color filter on the second substrate and overlapping one of the test light emitting elements; and a first test wavelength conversion pattern on the second substrate and overlapping another one of the test light emitting elements. The first test wavelength conversion pattern and the first wavelength conversion pattern include a same first wavelength conversion material, and the first test color filter and the first color filter include a same first color colorant.
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3.发明申请公开(公告)号：US20230050227A1
公开(公告)日：2023-02-16
申请号：US17788854
申请日：2020-05-13
Applicant: Samsung Display Co., LTD.
Inventor： Jea Heon AHN , Jang Il KIM , Jeong Ki KIM , Yeo Geon YOON , Myoung Jong LEE , Seok Joon HONG
Abstract: A color conversion substrate includes: a base part in which a first light-transmitting area and a second light-transmitting area are defined; a first stack disposed on the base part and a second stack disposed on the first stack; a first wavelength conversion pattern overlapping the second light-transmitting area, and disposed on the second stack, where the first wavelength conversion pattern converts light of a first color into light of a second color; and a light-transmitting pattern overlapping the first light-transmitting area and disposed between the first stack and the second stack, where portions of the first stack and the second stack in the second light-transmitting area are in direct contact with each other to constitute a blue light reflective layer.
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公开(公告)号：US20220115612A1
公开(公告)日：2022-04-14
申请号：US17392739
申请日：2021-08-03
Applicant: Samsung Display Co., LTD.
Inventor： Jea Heon AHN , Jang Soo KIM , Jeong Ki KIM , Jae Cheol PARK
Abstract: A display device includes a pixel; and a first color conversion region, a second color conversion region, and a third color conversion region respectively overlapping a first color pixel, a second color pixel, and a third color pixel and spaced from each other. The third color conversion region is aligned with a region between the first color conversion region and the second color conversion region in a first direction, and the first color conversion region and the second color conversion region are aligned with each other in a second direction crossing the first direction. Part of the first color conversion region is disposed in a second pixel area that is adjacent to the first pixel area in the second direction, and part of the second color conversion region is positioned in a third pixel area that is adjacent to the first pixel area in the second direction.
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公开(公告)号：US20210399068A1
公开(公告)日：2021-12-23
申请号：US17325380
申请日：2021-05-20
Applicant: Samsung Display Co., LTD.
Inventor： Jeong Ki KIM , Won Ji GU , Jong Hoon KIM , Jea Heon AHN , Ji Seong YANG , Hwa Yeul OH
Abstract: A display device includes a first display substrate including a light emitting element which emits light of a first color or light of a second color different from the first color, a second display substrate including in order toward the first display substrate, a layer including both a bank layer defining an opening and a wavelength control pattern in the opening, a capping layer covering the wavelength control pattern and the bank layer, and a color absorbing layer which corresponds to the bank layer and blocks the light of the first color and the light of the second color. The capping layer includes a first area corresponding to the color absorbing layer, the bank layer includes a second area corresponding to the color absorbing layer, and the first area of the capping layer is between the color absorbing layer and the second area of the bank layer.
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Patent Agency Ranking
公开(公告)号：US20210318474A1
公开(公告)日：2021-10-14
申请号：US17220531
申请日：2021-04-01
Applicant: Samsung Display Co., LTD.
Inventor： Si-Wan JEON , Jeong Ki KIM , Jea Heon AHN , Myoung Jong LEE , Seok-Joon HONG , Tae Hyung HWANG
Abstract: A display device includes: a substrate, where a first pixel area, a second pixel area, and a third pixel area which are defined on the substrate; and a plurality of light blocking members disposed on the substrate between the pixel areas. The light blocking members include a plurality of first light blocking members continuously extends along a first direction between the first, second and third pixel areas, and a second light blocking member disposed along a second direction perpendicular to the first direction, the second light blocking member is disposed between neighboring third pixel areas which neighbor each other in the first direction, and a width of the first light blocking member and a width of the second light blocking member are substantially the same as each other.
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公开(公告)号：US20210103079A1
公开(公告)日：2021-04-08
申请号：US16882839
申请日：2020-05-26
Applicant: Samsung Display Co., LTD.
Inventor： Myoung Jong LEE , Jea Heon AHN , Jang-Il KIM , Jeong Ki KIM , Jong-Hoon KIM , Seok-Joon HONG
IPC: G02B5/20 , G02F1/1335 , G02F1/13357 , H01L23/544 , H01L51/52 , H01L27/32
Abstract: A display device includes: a substrate including an alignment area in a non-display area, and a display area including a plurality of material layers on the substrate; in the alignment area, a plurality of keys including a first alignment key and a second alignment key. Each alignment key includes a light blocking pattern, a layer pattern and a display pattern. The position of the display pattern within the first alignment key is different from the position of the display pattern within the second alignment key, the layer pattern of the alignment key and one material layer among the plurality of material layers are respective portions of a same material layer on the substrate, and the layer pattern of the first alignment key and the layer pattern of the second alignment key are respective portions of different material layers among the plurality of material layers on the substrate.
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公开(公告)号：US20230080859A1
公开(公告)日：2023-03-16
申请号：US17874169
申请日：2022-07-26
Applicant: Samsung Display Co., LTD.
Inventor： Jeong Ki KIM , Jang-Il KIM , Jong-Hoon KIM , Kyoung Hae MIN , Seong Yeon LEE , Seok-Joon HONG
Abstract: A color conversion panel and a display device are provided to include: substrate; a transparent filter layer and a plurality of first partitioning wall layers that are on the substrate; a first refractive layer that is on the transparent filter layer and the plurality of first partitioning wall layers; a plurality of second partitioning wall layers that are on the first refractive layer, and overlap the plurality of first partitioning wall layers; and a plurality of color conversion layers that are on the first refractive layer, and in a region defined by the plurality of first partitioning wall layers and the plurality of second partitioning wall layers.
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公开(公告)号：US20220246684A1
公开(公告)日：2022-08-04
申请号：US17496324
申请日：2021-10-07
Applicant: Samsung Display Co., LTD.
Inventor： Jong Hoon KIM , Jang Il KIM , Jeong Ki KIM
IPC: H01L27/32
Abstract: A display device includes a first substrate including a first emission area emitting light of a first color, a second emission area emitting light of a second color having a peak wavelength shorter than a peak wavelength of light of the first color, and a light blocking area which blocks light; a color filter layer disposed on a surface of the first substrate; and a wavelength control layer disposed on the color filter layer and including a bank layer and a wavelength control structure. The bank layer is disposed in the light blocking area on the color filter layer. The wavelength control structure is disposed in a first opening and the second opening of the bank layer. The first opening, the second opening, and the bank hole are spaced apart from each other. The bank hole surrounds an edge of the first opening.
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公开(公告)号：US20240099074A1
公开(公告)日：2024-03-21
申请号：US18520805
申请日：2023-11-28
Applicant: Samsung Display Co., LTD.
Inventor： Jeong Ki KIM , Won Ji GU , Jong Hoon KIM , Jea Heon AHN , Ji Seong YANG , Hwa Yeul OH
IPC: H10K59/122 , H10K59/35 , H10K59/38 , H10K71/00
CPC classification number: H10K59/122 , H10K59/353 , H10K59/38 , H10K71/00
Abstract: A display device includes a first display substrate including a light emitting element which emits light of a first color or light of a second color different from the first color, a second display substrate including in order toward the first display substrate, a layer including both a bank layer defining an opening and a wavelength control pattern in the opening, a capping layer covering the wavelength control pattern and the bank layer, and a color absorbing layer which corresponds to the bank layer and blocks the light of the first color and the light of the second color. The capping layer includes a first area corresponding to the color absorbing layer, the bank layer includes a second area corresponding to the color absorbing layer, and the first area of the capping layer is between the color absorbing layer and the second area of the bank layer.
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