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公开(公告)号:US20250084307A1
公开(公告)日:2025-03-13
申请号:US18825620
申请日:2024-09-05
Applicant: Samsung Display Co., LTD.
Inventor: Youngsik KIM , Sungjae KIM , Bitna YOON , Donghee LEE , Taekjoon LEE , Junehyuk JUNG
Abstract: A quantum dot includes a core including copper, indium, gallium, silver, and sulfur and a shell surrounding the core and including zinc sulfide (ZnS). A display device includes: a base layer; a circuit layer on the base layer; and a display element layer on the circuit layer, the display element layer including: a first electrode; a second electrode; and a light emitting layer between the first electrode and the second electrode and including the quantum dot.
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2.
公开(公告)号:US20210229060A1
公开(公告)日:2021-07-29
申请号:US17068708
申请日:2020-10-12
Applicant: Samsung Display Co., Ltd.
Inventor: Taekjoon LEE , Baek Hee LEE , Junwoo LEE
Abstract: An apparatus for manufacturing a quantum dot is provided, the apparatus including a first supplying part that provides a cationic precursor, a second supplying part that provides an anionic precursor, a mixing part connected to the first supplying part and the second supplying part, and a reaction part including a reaction tube configured to receive a liquid mixture of the cationic precursor and the anionic precursor from the mixing part and a first microwave generator configured to provide a microwave that is transmitted through the reaction tube. Therefore, the apparatus may produce a quantum dot of multi-element compounds.
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公开(公告)号:US20200073169A1
公开(公告)日:2020-03-05
申请号:US16439041
申请日:2019-06-12
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Jin-soo JUNG , Younggu KIM , Taekjoon LEE , Jongmin OK , Sun-young CHANG , Hyelim JANG , Baekkyun JEON , Kyungseon TAK
IPC: G02F1/1335 , H01L27/32 , G02F1/1368 , G02F1/1343
Abstract: Provided is an optical member. The optical member includes a color filter member including quantum dots and a low-refractive index layer below the color filter member and including a first hollow particle and a second hollow particle. The first hollow particle may have a particle size different from a particle size of the second hollow particle.
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公开(公告)号:US20210313522A1
公开(公告)日:2021-10-07
申请号:US17216330
申请日:2021-03-29
Applicant: Samsung Display Co., Ltd.
Inventor: Jaebok CHANG , Maksym V. KOVALENKO , Viktoriia MORAD , Kawon PAK , Chulsoon PARK , Duckjong SUH , Baekhee LEE , Junwoo LEE , Taekjoon LEE
Abstract: Provided are an organometallic halide compound represented by Formula 1 and having a zero-dimensional non-perovskite structure, and a light-emitting device, an optical member, and an apparatus, each including the organometallic halide compound. The light-emitting device may include a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode, where the emission layer includes the organometallic halide compound.
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公开(公告)号:US20210159278A1
公开(公告)日:2021-05-27
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:US20200041709A1
公开(公告)日:2020-02-06
申请号:US16459105
申请日:2019-07-01
Applicant: Samsung Display Co., Ltd.
Inventor: Taekjoon LEE , Young gu KIM , Sun-young CHANG , Jongmin OK , Hyelim JANG , Jin-soo JUNG , Kyungseon TAK
IPC: F21V8/00 , G02F1/1335
Abstract: A low refractive layer includes a plurality of hollow inorganic particles and a matrix between the hollow inorganic particles, and capable of exhibiting a good refractive index and improved durability by enhancing the weight ratio of the hollow inorganic particles to the matrix. An electronic device according to an embodiment of the inventive concept including the low refractive layer may exhibit improved reliability and good display quality.
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7.
公开(公告)号:US20250101299A1
公开(公告)日:2025-03-27
申请号:US18889807
申请日:2024-09-19
Applicant: Samsung Display Co., Ltd.
Inventor: Youngsik KIM , Sungjae KIM , Hongrae KIM , Bitna YOON , Donghee LEE , Taekjoon LEE , Junehyuk JUNG
IPC: C09K11/62 , B82Y20/00 , B82Y40/00 , C01G15/00 , G02F1/13357
Abstract: A quantum dot includes copper (Cu), a Group III element, and a Group VI element, wherein the quantum dot further includes a halogen component that is an iodide ion, a bromide ion, a chloride ion, a fluoride ion, or a combination thereof. A molar ratio of the halogen component to the copper (Cu) and a molar ratio of the halogen component to the Group III element is each independently in a range of about 0.01 to about 0.5, and a full width at half maximum (FWHM) of a photoluminescence spectrum of the quantum dot is equal to or less than about 80 nm.
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公开(公告)号:US20220057673A1
公开(公告)日:2022-02-24
申请号:US17481057
申请日:2021-09-21
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Jin-soo JUNG , Younggu KIM , Taekjoon LEE , Jongmin OK , Sun-young CHANG , Hyelim JANG , Baekkyun JEON , Kyungseon TAK
IPC: G02F1/1335 , H01L27/32 , G02F1/1368 , G02F1/1343 , G02F1/13357
Abstract: Provided is an optical member. The optical member includes a color filter member including quantum dots and a low-refractive index layer below the color filter member and including a first hollow particle and a second hollow particle. The first hollow particle may have a particle size different from a particle size of the second hollow particle.
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9.
公开(公告)号:US20210173136A1
公开(公告)日:2021-06-10
申请号:US17177873
申请日:2021-02-17
Applicant: Samsung Display Co., Ltd.
Inventor: Younggu KIM , Taekjoon LEE , Sunyoung CHANG , Jinsoo JUNG , Jongmin OK , Hyelim JANG , Baekkyun JEON , Kyungseon TAK
IPC: F21V8/00
Abstract: A display device includes: a light source configured to generate a light; a display panel configured to display images using the light; a light guide having at least one surface adjacent the light source; and an optical member between the light guide member and the display panel. The optical member includes: a low refractive index layer on a light exit surface of the light guide member; a first cover layer on the low refractive index layer; and a light conversion layer on the first cover layer and configured to convert a wavelength band of an incident light.
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公开(公告)号:US20210028395A1
公开(公告)日:2021-01-28
申请号:US16858063
申请日:2020-04-24
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Younggu KIM , Jiyun PARK , Jongmin OK , Byoungduk LEE , Taekjoon LEE , Sunyoung CHANG , Hyelim JANG , Baekkyun JEON , Jinsoo JUNG , Kyungseon TAK , Jaeheung HA
Abstract: A display apparatus includes a substrate comprising a display area and a non-display area. A light-emitting device is on the display area. A thin-film encapsulation layer is on the light-emitting device. The thin-film encapsulation layer includes at least one inorganic encapsulation layer and at least one organic encapsulation layer. The organic encapsulation layer includes a plurality of organic particles having a core-shell structure that includes a hollow core and a shell surrounding the hollow core. A touch unit is on the thin-film encapsulation layer.
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