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公开(公告)号：US20150262727A1
公开(公告)日：2015-09-17
申请号：US14538556
申请日：2014-11-11
Applicant: SAMSUNG ELECTRONICS CO., LTD. , INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
Inventor： Kyungsang CHO , Dongho KIM , Heejae CHUNG
CPC classification number: C09K11/02 , B82Y30/00 , B82Y40/00 , C09K11/565 , C09K11/883 , Y10S977/774 , Y10S977/897 , Y10S977/932
Abstract: Provided is a nanoparticle polymer in which a plurality of core particles that are linked to each other by a linker are surrounded by a metal-chalcogenide compound shell. The nanoparticle polymer may include a nanoparticle polymer including a core assembly including at least two nanoparticles connected to each other by a linker; and a shell that surrounds a surface of the core assembly and includes a metal-chalcogenide compound.
Abstract translation: 提供了一种纳米颗粒聚合物，其中通过连接体彼此连接的多个核心颗粒被金属 - 硫属化物化合物壳包围。 纳米颗粒聚合物可以包括纳米颗粒聚合物，其包括包含通过连接体彼此连接的至少两个纳米颗粒的芯组件; 以及围绕所述芯组件的表面并包括金属 - 硫属化物化合物的壳。
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公开(公告)号：US20150243402A1
公开(公告)日：2015-08-27
申请号：US14556344
申请日：2014-12-01
Inventor： Kyungsang CHO , Sangwook KIM , Donghyeok CHOI
CPC classification number: H01B1/06 , B01J13/02 , B82Y30/00 , C03C17/347 , C03C17/3476 , C03C2218/31 , H01B1/10
Abstract: A nanoparticle multilayer thin film is provided in which nanoparticles which are not electrically insulated from each other are spaced apart from one another at a reduced distance. The nanoparticle multilayer film includes: at least one first nanoparticle layer including first nanoparticles that are surface-modified with a cationic metal-chalcogenide compound; and at least one second nanoparticle layer including second nanoparticles that are surface-modified with an anionic metal-chalcogenide compound, wherein the first nanoparticle layer and the second nanoparticle layer are alternately stacked upon one another.
Abstract translation: 提供了纳米颗粒多层薄膜，其中彼此不电绝缘的纳米颗粒彼此间隔距离缩小。 纳米颗粒多层膜包括：至少一个第一纳米颗粒层，其包括用阳离子金属 - 硫属化合物化合物进行表面改性的第一纳米颗粒; 以及包含用阴离子金属 - 硫属化合物表面改性的第二纳米颗粒的至少一个第二纳米颗粒层，其中所述第一纳米颗粒层和所述第二纳米颗粒层彼此交替堆叠。
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公开(公告)号：US20210255037A1
公开(公告)日：2021-08-19
申请号：US17230636
申请日：2021-04-14
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Chanwook BAIK , Jaekwan KIM , Byonggwon SONG , Kiyeon YANG , Jaesoong LEE , Jeongyub LEE , Kyungsang CHO
Abstract: An optical filter may include a first reflector and a second reflector. The first reflector may include a plurality of first gratings having a first sub-wavelength dimension and being arranged to recur at a first interval in a first direction. The second reflector may be spaced apart from the first reflector and include a plurality of second gratings having a second sub-wavelength dimension and arranged to recur at a second interval in a direction parallel to the first direction. The first reflector and the second reflector may include different materials or different geometric structures from each other. Accordingly, it is easy to adjust the transmission wavelength characteristics of the optical filter.
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公开(公告)号：US20190189815A1
公开(公告)日：2019-06-20
申请号：US15990174
申请日：2018-05-25
Applicant: SAMSUNG ELECTRONICS CO., LTD. , CHEONGJU University Industry & Academy Cooperation Foundation
Inventor： Kyungsang CHO , Sangyeol LEE , Chanwook BAIK
IPC: H01L31/0352 , H01L31/0336 , H01L31/112
CPC classification number: H01L31/035218 , H01L31/022408 , H01L31/0336 , H01L31/09 , H01L31/1129 , H01L31/113
Abstract: A photoelectric conversion device may include a substrate, a photoactive layer disposed on the substrate, and a first electrode and a second electrode respectively connected to corresponding edges of the photoactive layer. The photoactive layer may include a first oxide semiconductor layer on the substrate, and a plurality of quantum dot layers and a plurality of second oxide semiconductor layers that are alternately formed on the first oxide semiconductor layer.
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公开(公告)号：US20180274977A1
公开(公告)日：2018-09-27
申请号：US15926362
申请日：2018-03-20
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Chanwook BAIK , Jaekwan KIM , Byonggwon SONG , Kiyeon YANG , Jaesoong LEE , Jeongyub LEE , Kyungsang CHO
CPC classification number: G01J3/021 , F21V7/22 , G01J3/0224 , G01J3/1804 , G01J3/26 , G01J2003/1861 , G02B5/1809 , G02B5/1866 , G02B5/20 , G02B5/203 , G02B27/4272
Abstract: An optical filter may include a first reflector and a second reflector. The first reflector may include a plurality of first gratings having a first sub-wavelength dimension and being arranged to recur at a first interval in a first direction. The second reflector may be spaced apart from the first reflector and include a plurality of second gratings having a second sub-wavelength dimension and arranged to recur at a second interval in a direction parallel to the first direction. The first reflector and the second reflector may include different materials or different geometric structures from each other. Accordingly, it is easy to adjust the transmission wavelength characteristics of the optical filter.
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Patent Agency Ranking
公开(公告)号：US20180102093A1
公开(公告)日：2018-04-12
申请号：US15450128
申请日：2017-03-06
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hyochul KIM , Yeonsang PARK , Kyungsang CHO , Weonkyu KOH , Younggeun ROH
CPC classification number: G09G3/3258 , G01J1/08 , G02B27/4244 , G02B27/425 , G02B27/4294 , G09G2300/0426 , G09G2320/0626 , H01L27/3211 , H01L33/06 , H01L33/44 , H01L51/502 , H01L51/5036 , H01L51/504 , H01L51/5048 , H01L51/5052 , H01L51/5056 , H01L51/5064 , H01L51/5072 , H01L51/508 , H01L51/5265 , H01L51/5275
Abstract: A quantum dot light emitting device includes a grating device which includes a grating region that has a particular grating interval, and a quantum dot layer located above the grating region. The device provides high-purity color light based on a selection of a wavelength band by the grating region in correspondence with a wavelength band of light emitted from the quantum dot layer.
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公开(公告)号：US20170084761A1
公开(公告)日：2017-03-23
申请号：US15198788
申请日：2016-06-30
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Kyungsang CHO , Chanwook BAIK , Heejeong JEONG
IPC: H01L31/0232 , H01L31/112 , H01L27/146 , H01L31/032
CPC classification number: H01L31/02322 , B82Y20/00 , H01L27/14647 , H01L31/032 , H01L31/035218 , H01L31/1126 , Y10S977/774 , Y10S977/954
Abstract: Provided are photoelectric devices and electronic apparatuses including the photoelectric devices. A photoelectric device may include a photoactive layer, the photoactive layer may include a nanostructure layer configured to generate a charge in response to light and a semiconductor layer adjacent to the nanostructure layer. The nanostructure layer may include one or more quantum dots. The semiconductor layer may include an oxide semiconductor. The photoelectric device may include a first electrode and a second electrode that contact different regions of the photoactive layer. A number of the photoelectric conversion elements may be arranged in a horizontal direction or may be stacked in a vertical direction. The photoelectric conversion elements may absorb and thereby detect light in different wavelength bands without the use of color filters.
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公开(公告)号：US20160016160A1
公开(公告)日：2016-01-21
申请号：US14802696
申请日：2015-07-17
Inventor： Kyungsang CHO , Sangwook KIM , Donghyeok CHOI
CPC classification number: B01J41/02 , B01J41/10 , H01L21/02601
Abstract: An anion exchange method using an anion exchange precursor based on a metal-chalcogenide compound is provided. The anion exchange method includes exchanging an anionic element of a nanoparticle with an element X of an anion exchange precursor represented by Na2Xn via a reaction between the anion exchange precursor and the nanoparticle in the presence of a reaction medium, wherein X is at least one element selected from the group consisting of Se, S, and Te, and n is an integer from 2 to 10.
Abstract translation: 提供了使用基于金属 - 硫族化合物化合物的阴离子交换前体的阴离子交换方法。 阴离子交换方法包括在反应介质存在下，通过阴离子交换前体和纳米颗粒之间的反应，将纳米颗粒的阴离子元素与由Na 2 X n表示的阴离子交换前体的元素X交换，其中X是至少一个元素 选自Se，S和Te组成的组，n为2〜10的整数。
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公开(公告)号：US20150325438A1
公开(公告)日：2015-11-12
申请号：US14706315
申请日：2015-05-07
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Kyungsang CHO
IPC: H01L21/02 , C09D5/24 , H01L33/00 , H01L21/477 , H01L31/18
CPC classification number: C09D5/24 , B05D5/12 , H01B1/06 , H01L21/02422 , H01L21/02557 , H01L21/0256 , H01L21/02562 , H01L21/02568 , H01L21/02628 , H01L21/02664 , H01L21/477 , H01L31/18 , H01L31/1828 , H01L31/1864 , H01L33/005 , H01L33/0083 , H01L33/0095 , Y02E10/543
Abstract: A chalcogen element can be effectively dissolved in a non-explosive hydrazine-based solvent by the aid of sodium in a non-explosive hydrazine-based solvent. Therefore, a precursor solution for forming a metal chalcogenide film containing as a solvent a non-explosive hydrazine-based solvent which is less poisonous than hydrazine and which is free of explosiveness is provided. A metal chacogenide thin film may be formed employing the metal chalcogenide precursor solution.
Abstract translation: 借助于非挥发性肼类溶剂中的钠，可以将硫族元素有效地溶解在非易燃的肼类溶剂中。 因此，提供了一种用于形成金属硫族化物膜的前体溶液，其含有比肼不那么有毒并且不具有爆炸性的非易燃肼类溶剂作为溶剂。 可以使用金属硫族化物前体溶液形成金属卤化物化合物薄膜。
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公开(公告)号：US20240243216A1
公开(公告)日：2024-07-18
申请号：US18413897
申请日：2024-01-16
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Kyungsang CHO , Chanwook BAIK , Yooseong YANG
IPC: H01L31/113 , H01L31/028 , H01L31/18
CPC classification number: H01L31/1136 , H01L31/028 , H01L31/1808
Abstract: A light sensing device includes a channel layer, a first electrode provided on a first surface of the channel layer, a second electrode provided on the first surface of the channel layer and spaced apart from the first electrode, and a light absorption layer provided on the channel layer between the first electrode and the second electrode and configured to absorb infrared rays, where the light absorption layer includes a doped semiconductor layer.
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