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公开(公告)号:US11462595B2
公开(公告)日:2022-10-04
申请号:US16931197
申请日:2020-07-16
Applicant: Samsung Display Co., Ltd.
Inventor: Baek Hee Lee , Minwoo Kim , Jaejin Lyu , Donghee Lee , Junwoo Lee , Taekjoon Lee , Hyung-Il Jeon
Abstract: Disclosed are display panels and methods of fabricating the same. The display panel includes a base substrate having a pixel area and a peripheral area adjacent to the pixel area, a light emitting element on the base substrate to generate a first light and overlapping the pixel area, a light control layer on the light emitting element to convert the first light into a white light, and a color filter layer on the light control layer and includes a first color filter that allows penetration of the first light, a second color filter that allows penetration of a second light different from the first light, and a third color filter that allows penetration of a third light different from the first light and the second light.
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公开(公告)号:US10976610B2
公开(公告)日:2021-04-13
申请号:US16543886
申请日:2019-08-19
Applicant: Samsung Display Co., Ltd.
Inventor: Kang-min Kim , Namheon Kim , Taegyun Kim , Joohwan Park , Jinho Park , Dongil Son , Donghee Lee , Baekhee Lee , Kyungtae Chae
IPC: G02F1/13357 , G02F1/1333
Abstract: A display device including an optical member, a display panel disposed above the optical member, and a plurality of light emitting units disposed below the optical member and providing a first color light to the optical member. The optical member may include a glass substrate containing an upper surface and a lower surface facing each other in a thickness direction and overlapping the plurality of light emitting units in a plan view, and a quantum dot layer disposed directly on the upper surface or the lower surface and converting the first color light into a second color light and a third color light.
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公开(公告)号:US20250101300A1
公开(公告)日:2025-03-27
申请号:US18887385
申请日:2024-09-17
Applicant: Samsung Display Co., Ltd.
Inventor: Bitna Yoon , Sungjae Kim , Youngsik Kim , Hongrae Kim , Donghee Lee , Junehyuk Jung
Abstract: Provided is a quantum dot including a quaternary core including a first-first Group I element, a first-second Group III element, and a first-third Group VI element and not including Se, and a ternary shell surrounding at least a portion of the quaternary core.
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公开(公告)号:US11709392B2
公开(公告)日:2023-07-25
申请号:US16545305
申请日:2019-08-20
Applicant: Samsung Display Co., Ltd.
Inventor: Donghee Lee , Seung-won Park , Baek Hee Lee
IPC: G02F1/1335 , H01L33/50 , B82Y20/00
CPC classification number: G02F1/133514 , H01L33/502 , B82Y20/00
Abstract: A display device including a light source member including a plurality of light emitting units emitting a first color light, an optical member disposed on an upper side of the light source member, and a liquid crystal display panel disposed on an upper side of the optical member. The optical member includes a base substrate, a color conversion layer disposed on the base substrate and including a quantum dot for converting the first color light into a second color light and a third color light, a filter layer disposed between the base substrate and the color conversion layer and transmitting the first color light and reflecting the second color light and the third color light, and an optical path changing layer disposed on at least one of an upper surface and a lower surface of the filter layer.
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15.
公开(公告)号:US11675231B2
公开(公告)日:2023-06-13
申请号:US16688882
申请日:2019-11-19
Applicant: Samsung Display Co., Ltd. , DONGWOO FINE-CHEM CO., LTD.
Inventor: Baek Hee Lee , Donghee Lee , Sun-Young Hong , Juho Kim , Hyungjoo Kim , Jongsoo Lee
IPC: G02F1/1335 , C08L33/08 , C08K5/37 , C08K5/372 , G02F1/13357 , B82Y20/00
CPC classification number: G02F1/133621 , C08K5/372 , C08L33/08 , B82Y20/00 , G02F1/133614 , G02F2202/023 , G02F2202/36
Abstract: A composition for a light conversion layer includes: a base resin; quantum dots; and a thiol compound including at least one thiol group in a molecule.
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16.
公开(公告)号:US20240301287A1
公开(公告)日:2024-09-12
申请号:US18584679
申请日:2024-02-22
Applicant: Samsung Display Co., Ltd.
Inventor: Bitna Yoon , Sungjae Kim , Youngsik Kim , Seungwon Park , Donghee Lee , Junehyuk Jung
IPC: C09K11/62 , B82Y20/00 , B82Y40/00 , H10K50/115
CPC classification number: C09K11/623 , C09K11/621 , H10K50/115 , B82Y20/00 , B82Y40/00
Abstract: A quantum dot having a narrow full width at half maximum, a manufacturing method thereof, and a light-emitting device, an optical member, and an apparatus including the quantum dot are provided.
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17.
公开(公告)号:US20230329026A1
公开(公告)日:2023-10-12
申请号:US18133383
申请日:2023-04-11
Applicant: Samsung Display Co., Ltd.
Inventor: Seungwon Park , Kawon Pak , Seunghee Jang , Donghee Lee , Taekjoon Lee , Junehyuk Jung
IPC: H10K50/115 , B82Y30/00 , B82Y40/00 , C09K11/70
CPC classification number: H10K50/115 , C09K11/70 , B82Y40/00 , B82Y30/00
Abstract: An electronic apparatus including the quantum dot, wherein the quantum dot may include a core and a shell covering at least a portion of the core, wherein the core may include indium (In), gallium (Ga), and phosphorus (P), the shell may include a group II-VI semiconductor compound, a group III-V semiconductor compound, a group III-VI semiconductor compound, or a combination thereof, in the core and the shell, the number of moles of Ga relative to the sum of the number of moles of In and the number of moles of Ga (MGa/(MIn+MGa)) may be in a range of about 0.02 to about 0.18, and in the core and the shell, the sum of the number of moles of In and the number of moles of Ga relative to the number of moles of P ((MIn+MGa)/MP) may be in a range of about 1 to about 1.2.
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18.
公开(公告)号:US20220411696A1
公开(公告)日:2022-12-29
申请号:US17896073
申请日:2022-08-26
Applicant: Samsung Display Co., Ltd.
Inventor: Bong-Kyun Kim , JinSeuk Kim , SeungBo Shim , ShinHyuk Choi , Seung-Hee Kim , Donghee Lee
IPC: C09K13/08 , H01L29/45 , H01L21/3213 , H01L27/12 , C23F1/10 , C23F1/16 , C09K13/00 , C23F1/02 , C23F1/18 , C23F1/26 , C23F1/44 , G03F7/20 , H01L21/306 , H01L21/311 , C09K13/06
Abstract: A method for manufacturing a metal pattern, the method including forming a photosensitive layer pattern on a multilayer metal substrate including titanium and copper; providing an etchant composition on the multilayer metal substrate on which the photosensitive layer pattern is formed to form the source electrode and the drain electrode; and removing the photosensitive layer pattern, wherein the etchant composition includes a persulfate, a four-nitrogen ring compound, a two-chlorine compound, a fluorine compound, and water, and a weight ratio of the four-nitrogen ring compound and the two-chlorine compound is from about 1:0.5 to about 1:4.
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19.
公开(公告)号:US20190288015A1
公开(公告)日:2019-09-19
申请号:US16356551
申请日:2019-03-18
Applicant: Samsung Display Co., Ltd.
Inventor: Bong-Kyun KIM , Jinsuek Kim , Seungbo Shim , Shinhyuk Choi , Woonhyung Shim , Donghee Lee
IPC: H01L27/12 , H01L21/3213 , G02F1/1362 , C09K13/06 , C09K13/08
Abstract: An etchant composition including a persulfate, a four-nitrogen ring compound, a carbonyl ring compound having two or more carbonyl groups, and water, and having a weight ratio of the four-nitrogen ring compound and the carbonyl ring compound of about 1:0.1 to about 1:2. The etchant composition may etch a multilayer of titanium/copper and may be used for manufacturing a metal pattern and an array substrate having excellent properties of an etched pattern.
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