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公开(公告)号：US20240244878A1
公开(公告)日：2024-07-18
申请号：US18436012
申请日：2024-02-07
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sunkyu JOO , Keunchan OH , Inok KIM , Jangsoo KIM , Jaecheol PARK , Jaemin SEONG , Yousik SHIN , Gakseok LEE
IPC: H10K50/842 , G09G3/3233 , G09G3/3275 , H10K50/844 , H10K50/86 , H10K59/122 , H10K59/38 , H10K71/00
CPC classification number: H10K50/8428 , H10K50/865 , H10K59/38 , H10K71/00 , G09G3/3233 , G09G3/3275 , H10K50/844 , H10K59/122
Abstract: A display apparatus, includes: a first pixel, a second pixel, and a third pixel each configured to emit different colors; an organic light-emitting diode on a substrate and including a pixel electrode, an intermediate layer, and an opposite electrode; a black matrix on the organic light-emitting diode; a column spacer on the same layer as the black matrix and spaced apart from the black matrix by a first distance in a plan view; and a first quantum conversion layer on the substrate to correspond to an emission area of the first pixel and including first quantum dots.
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公开(公告)号：US20240026222A1
公开(公告)日：2024-01-25
申请号：US18021740
申请日：2020-10-08
Inventor： Sunyoung KWON , Wanki BAE , Hakjune LEE , Youngsoo KWON , Keunchan OH , Hyeokjin LEE , Junhyuk CHANG
CPC classification number: C09K11/883 , H01L33/06 , H01L33/28 , B82Y20/00
Abstract: A semiconductor nanoparticle includes a cluster consisting of a first semiconductor compound, a core covering at least a portion of the surface of the cluster and including a second semiconductor compound, and a shell covering at least a portion of the surface of the core and including a third semiconductor compound. The first semiconductor compound and the third semiconductor compound each include zinc (Zn), the second semiconductor compound includes Zn, tellurium (Te), and selenium (Se), the first semiconductor compound and the second semiconductor compound are different from each other, and the second semiconductor compound and the third semiconductor compound are different from each other.
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公开(公告)号：US20230217774A1
公开(公告)日：2023-07-06
申请号：US18091582
申请日：2022-12-30
Applicant: Samsung Display Co., Ltd.
Inventor： Wooman JI , Keunchan OH , Sunkyu JOO , Minjae KIM , Jaecheol PARK , Dokyung YOUN , Changhun LEE
CPC classification number: H10K59/38 , H10K59/879
Abstract: A display device includes an edge color filter part disposed on an edge of a substrate, the edge color filter part including at least two stacked edge color filters; and a refractive layer disposed on the edge color filter part. At least one of the edge color filter part and the refractive layer includes a concave or convex portion, and the other one of the at least one of the edge color filter part and the refractive layer includes a protrusion inserted into the concave or convex portion.
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Patent Agency Ranking
公开(公告)号：US20220064527A1
公开(公告)日：2022-03-03
申请号：US17365887
申请日：2021-07-01
Inventor： Sunyoung KWON , Wan Ki BAE , Donghyo HAHM , Keunchan OH , Hyeokjin LEE , Seong-Pil HUH
Abstract: A quantum dot includes a first core layer and a shell layer surrounding the first core layer, wherein a difference in lattice constants between the first core layer and the shell layer is controlled to be 3% or less. The quantum dot according to an embodiment may be applied to a light emitting element and a display device, thereby providing improved luminous efficiency.
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公开(公告)号：US20220037628A1
公开(公告)日：2022-02-03
申请号：US17484816
申请日：2021-09-24
Applicant: Samsung Display Co., Ltd.
Inventor： Sun-kyu JOO , Keunchan OH , Byungchul KIM , Inok KIM , Gakseok LEE , Jaemin SEONG , Inseok SONG , Jieun JANG
Abstract: A display panel includes a first display substrate including first to third pixel areas and a light blocking area that is adjacent to the first to third pixel areas and a second display substrate including first to third display elements respectively overlapping the first to third pixel areas. The first display substrate includes a base substrate, a first color filter overlapping the first pixel area and having a first color, a second color filter overlapping the second pixel area and having a second color different from the first color, a third color filter disposed on the base substrate, having a third color different from the first and second colors, and including a filter portion overlapping the third pixel area and a light blocking portion overlapping the light blocking area, and a light blocking member disposed on the light blocking portion and containing a black organic pigment.
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公开(公告)号：US20210384262A1
公开(公告)日：2021-12-09
申请号：US17176933
申请日：2021-02-16
Applicant: Samsung Display Co., Ltd.
Inventor： Youyoung JIN , Keunchan OH , Gak Seok LEE , Sanghun LEE , Chang-Soon JANG
Abstract: A color control member includes a color control layer including a quantum dot and a color filter layer on the color control layer, wherein a low refractive layer may be between the color control layer and the color filter layer. The low refractive layer includes a base resin and a plurality of sets of hollow particles dispersed in the base resin, and each of the hollow particles of each set of the sets of hollow particles may have a spherical shape. The sets of hollow particles may have respective average diameters, and a ratio of two average diameters of the respective average diameters of the sets of hollow particles is about 2:1 to about 60:1, and the low refractive layer including the hollow particles may be formed through a continuous process at a low temperature.
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公开(公告)号：US20210249478A1
公开(公告)日：2021-08-12
申请号：US17167370
申请日：2021-02-04
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Keunchan OH , Jangsoo KIM , Jaecheol PARK , Gakseok LEE , Sunkyu JOO
IPC: H01L27/32
Abstract: A display apparatus for providing an image through an array of a plurality of pixels includes: an optical panel which converts light of the light-emitting panel into light of another color or transmit the light of the light-emitting panel. The optical panel includes: a substrate; a plurality of color filters arranged over the substrate; a first light-blocking layer arranged in the non-pixel area; a second light-blocking layer arranged in the non-pixel area and on the first light-blocking layer; and a color-converting layer and a transmission layer each overlapping a corresponding color filter from among the plurality of color filters in a plan view. Each of the first light-blocking layer and the second light-blocking layer defines a plurality of holes corresponding to the plurality of pixels, and a width of a hole of the second light-blocking layer is greater than a width of a hole of the first light-blocking layer.
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公开(公告)号：US20200212109A1
公开(公告)日：2020-07-02
申请号：US16687562
申请日：2019-11-18
Applicant: Samsung Display Co., Ltd.
Inventor： Gak Seok LEE , Byung-Chul KIM , Chang-Soon JANG , In Ok KIM , Inseok SONG , Keunchan OH , Jieun JANG
Abstract: Provided is a display apparatus including a display module having a folding region and a plurality of non-folding regions adjacent to the folding region and including a display surface configured to display an image, and a support member below the display module and supporting the display module, wherein the display module is operated in a plurality of modes, and the plurality of modes includes a first mode in which the folding region has a first curvature radius and is folded in a first bending direction which surrounds a virtual first bending axis defined below the display module and a second mode in which the folding region has a second curvature radius and is folded in a second bending direction which surrounds a virtual second bending axis defined above the display module, wherein the first curvature radius is greater than the second curvature radius.
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