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公开(公告)号：US09269865B2
公开(公告)日：2016-02-23
申请号：US14516470
申请日：2014-10-16
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dae Myung Chun , Jung Sub Kim , Jin Sub Lee , Sam Mook Kang , Yeon Woo Seo , Han Kyu Seong , Young Jin Choi , Jae Hyeok Heo
CPC classification number: H01L33/24 , H01L33/0079 , H01L33/08 , H01L33/145 , H01L33/38 , H01L33/62 , H01L2224/48091 , H01L2224/48227 , H01L2224/48247 , H01L2924/181 , H01L2924/00014 , H01L2924/00012
Abstract: A nanostructure semiconductor light emitting device may include a first conductivity-type semiconductor base layer, a mask layer disposed on the base layer and having a plurality of openings exposing portions of the base layer, a plurality of light emitting nanostructures disposed in the plurality of openings, and a polycrystalline current suppressing layer disposed on the mask layer. At least a portion of the polycrystalline current suppressing layer is disposed below the second conductivity-type semiconductor layer. Each light emitting nanostructure includes a first conductivity-type semiconductor nanocore, an active layer, and a second conductivity-type semiconductor layer.
Abstract translation: 纳米结构半导体发光器件可以包括第一导电型半导体基底层，掩模层，设置在基底层上并具有暴露基底部分的多个开口，多个发光纳米结构设置在多个开口中 以及设置在掩模层上的多晶硅电流抑制层。 多晶硅电流抑制层的至少一部分设置在第二导电型半导体层的下方。 每个发光纳米结构包括第一导电型半导体纳米孔，有源层和第二导电型半导体层。
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公开(公告)号：US09842960B2
公开(公告)日：2017-12-12
申请号：US14867659
申请日：2015-09-28
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jae Hyeok Heo , Jin Sub Lee , Young Jin Choi , Hyun Seong Kum , Ji Hye Yeon , Dae Myung Chun , Jung Sub Kim , Han Kyu Seong
CPC classification number: H01L33/005 , H01L33/06 , H01L33/08 , H01L33/145 , H01L33/24
Abstract: According to an example embodiment, a method of manufacturing a nanostructure semiconductor light-emitting device includes forming nanocores of a first-conductivity type nitride semiconductor material on abase layer to be spaced apart from each other, and forming a multilayer shell including an active layer and a second-conductivity type nitride semiconductor layers on surfaces of each of the nanocores. At least a portion the multilayer shell is formed by controlling at least one process parameter of a flux of source gas, a flow rate of source gas, a chamber pressure, a growth temperature, and a growth rate so as to have a higher film thickness uniformity.
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公开(公告)号：US09543470B2
公开(公告)日：2017-01-10
申请号：US14452309
申请日：2014-08-05
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Kyung Wook Hwang , Jae Hyeok Heo , Joong Kon Son
CPC classification number: H01L33/10 , H01L33/24 , H01L2224/32225 , H01L2224/48091 , H01L2224/48227 , H01L2224/48247 , H01L2224/48257 , H01L2224/73265 , H01L2924/181 , H01L2924/00014 , H01L2924/00012 , H01L2924/00
Abstract: A semiconductor light emitting device includes a substrate, a reflective layer and a light emitting structure. The reflective layer includes at least two porous layers alternately disposed on the substrate and having different porosities. The light emitting structure is disposed on the reflective layer and includes a first conductivity-type semiconductor layer, an active layer and a second conductivity-type semiconductor layer.
Abstract translation: 半导体发光器件包括衬底，反射层和发光结构。 反射层包括交替地设置在基底上并具有不同孔隙率的至少两个多孔层。 发光结构设置在反射层上，并且包括第一导电型半导体层，有源层和第二导电型半导体层。
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公开(公告)号：US09461199B2
公开(公告)日：2016-10-04
申请号：US14752814
申请日：2015-06-26
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jae Hyeok Heo , Jung Sub Kim , Young Jin Choi , Jin Sub Lee , Sam Mook Kang , Yeon Woo Seo , Han Kyu Seong , Dae Myung Chun
CPC classification number: H01L33/06 , H01L27/153 , H01L33/0025 , H01L33/08 , H01L33/18 , H01L33/24 , H01L33/32 , H01L33/62 , H01L2224/16245 , H01L2224/48091 , H01L2224/48227 , H05B33/0803 , H01L2924/00014
Abstract: There is provided a nanostructure semiconductor light-emitting device including a base layer formed of a first conductivity-type semiconductor, an insulating layer disposed on the base layer and having a plurality of openings, and a plurality of light-emitting nanostructures disposed the plurality of openings, respectively. Each of light-emitting nanostructures includes a nanocore formed of a first conductivity-type semiconductor, and an active layer and a second conductivity-type semiconductor layer sequentially disposed on a surface of the nanocore. The plurality of light-emitting nanostructures are formed through the same growth process and divided into n groups (where n is an integer of two or more), each of which having at least two light-emitting nanostructures. At least one of a diameter, a height, and a pitch of the nanocores is different by group so that the active layers emit light having different wavelengths by group.
Abstract translation: 提供了一种纳米结构半导体发光器件，其包括由第一导电型半导体形成的基极层，设置在基底层上并具有多个开口的绝缘层，以及多个发光纳米结构， 开口。 每个发光纳米结构包括由第一导电型半导体形成的纳米孔，以及依次设置在纳米孔表面上的有源层和第二导电型半导体层。 多个发光纳米结构通过相同的生长工艺形成，并分成n组（其中n为2以上的整数），每组具有至少两个发光纳米结构。 纳米孔的直径，高度和间距中的至少一个是不同的，使得有源层通过组发射具有不同波长的光。
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公开(公告)号：US09257605B2
公开(公告)日：2016-02-09
申请号：US14790047
申请日：2015-07-02
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Yeon Woo Seo , Jung-Sub Kim , Young Jin Choi , Denis Sannikov , Han Kyu Seong , Dae Myung Chun , Jae Hyeok Heo
CPC classification number: H01L33/24 , F21K9/232 , F21S41/147 , F21S45/43 , F21S45/47 , F21Y2115/10 , H01L33/007 , H01L33/0075 , H01L33/0079 , H01L33/08 , H01L33/145 , H01L33/18 , H01L33/20 , H01L33/32 , H01L33/38 , H01L33/385 , H01L33/387 , H01L33/44 , H01L33/62 , H01L2224/32225 , H01L2224/32245 , H01L2224/48091 , H01L2224/48227 , H01L2224/48247 , H01L2224/73265 , H01L2933/0016 , H01L2924/00014 , H01L2924/00
Abstract: A method of manufacturing a light emitting device having a plurality of nano-light emitting structures is provided. The method comprises depositing a first conductivity-type semiconductor material on a substrate to form a base layer. A mask having a plurality of openings is formed on the base layer. The first conductivity-type nitride semiconductor material is deposited in the openings of the mask to form a plurality of nanocores having a main portion bounded by the mask and an exposed tip portion. A current blocking layer is deposited on the tip portion of the nanocores. A portion of the mask is removed to expose the main portion of the nanocore. An active material layer is deposited on the plurality of nanocores. A second conductivity-type nitride semiconductor layer is deposited on the active material layer.
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Patent Agency Ranking
6.发明授权Nanostructure semiconductor light emitting device having rod and capping layers of differing heights 有权纳米结构半导体发光器件具有不同高度的棒和封盖层公开(公告)号：US09595637B2
公开(公告)日：2017-03-14
申请号：US14920509
申请日：2015-10-22
Applicant: Samsung Electronics Co., Ltd.
Inventor： Hyun Seong Kum , Dae Myung Chun , Ji Hye Yeon , Han Kyu Seong , Jin Sub Lee , Young Jin Choi , Jae Hyeok Heo
CPC classification number: H01L33/24 , H01L33/007 , H01L33/08 , H01L33/20 , H01L33/32 , H01L33/42 , H01L33/44 , H01L2224/32225 , H01L2224/48091 , H01L2224/48227 , H01L2224/48247 , H01L2224/48257 , H01L2224/73265 , H01L2924/181 , H01L2924/00014 , H01L2924/00012 , H01L2924/00
Abstract: There is provided a semiconductor light-emitting device including a base layer formed of a first conductivity-type semiconductor material, and a plurality of light-emitting nanostructures disposed on the base layer to be spaced apart from each other, and including first conductivity-type semiconductor cores, active layers, and second conductivity-type semiconductor layers. The first conductivity-type semiconductor cores include rod layers extending upwardly from the base layer, and capping layers disposed on the rod layers. Heights of the rod layers are different in at least a portion of the plurality of light-emitting nanostructures, and heights of the capping layers are different in at least a portion of the plurality of light-emitting nanostructures.
Abstract translation: 提供了一种半导体发光器件，其包括由第一导电型半导体材料形成的基底层和设置在基底层上以彼此间隔开的多个发光纳米结构，并且包括第一导电型 半导体芯，有源层和第二导电型半导体层。 第一导电型半导体芯包括从基层向上延伸的棒层，以及设置在棒层上的封盖层。 在多个发光纳米结构的至少一部分中，棒层的高度不同，并且在多个发光纳米结构的至少一部分中，覆盖层的高度不同。
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7.发明授权公开(公告)号：US09184343B2
公开(公告)日：2015-11-10
申请号：US14455853
申请日：2014-08-08
Applicant: Samsung Electronics Co., Ltd.
Inventor： Geon Wook Yoo , Jae Hyeok Heo , Sam Mook Kang , Han Kyu Seong
Abstract: A nanostructure semiconductor light emitting device may include a substrate including a plurality of light emitting nanostructures comprising nanocores including a first conductivity type semiconductor, active layers and second conductivity type semiconductor layers sequentially formed on the nanocores. The light emitting region may include a first region and a second region. The interval between the light emitting nanostructures disposed in the first region may be different than the interval between the light emitting nanostructures disposed in the second region. The first region may be closer to a non-light emitting region than the second region and may have a smaller interval between the light emitting nanostructures than that of the second region. Systems implementing such a nanostructure semiconductor light emitting device and methods of manufacture are also disclosed.
Abstract translation: 纳米结构半导体发光器件可以包括包括多个发光纳米结构的衬底，其包括依次形成在纳米孔上的包括第一导电类型半导体，有源层和第二导电类型半导体层的纳米孔。 发光区域可以包括第一区域和第二区域。 设置在第一区域中的发光纳米结构之间的间隔可以不同于设置在第二区域中的发光纳米结构之间的间隔。 第一区域可以比第二区域更靠近非发光区域，并且可以在发光纳米结构之间具有比第二区域更小的间隔。 还公开了实施这种纳米结构半导体发光器件的系统和制造方法。
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公开(公告)号：US09941443B2
公开(公告)日：2018-04-10
申请号：US15063150
申请日：2016-03-07
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jin Sub Lee , Jung Sub Kim , Sam Mook Kang , Yeon Woo Seo , Han Kyu Seong , Dae Myung Chun , Young Jin Choi , Jae Hyeok Heo
IPC: H01L33/24 , H01L33/08 , H01L33/14 , H01L33/18 , H01L33/00 , H01L33/02 , H01L33/42 , H01L33/48 , H01L33/52
CPC classification number: H01L33/145 , H01L33/002 , H01L33/025 , H01L33/08 , H01L33/18 , H01L33/24 , H01L33/42 , H01L33/486 , H01L33/52 , H01L2224/32225 , H01L2224/48091 , H01L2224/48227 , H01L2224/48247 , H01L2224/48257 , H01L2224/73265 , H01L2924/181 , H01L2924/00014 , H01L2924/00012 , H01L2924/00
Abstract: There is provided a semiconductor light emitting device including a first conductivity-type semiconductor base layer and a plurality of light emitting nanostructures disposed to be spaced apart from one another on the first conductivity-type semiconductor base layer, each light emitting nanostructure including a first conductivity-type semiconductor core, an active layer, an electric charge blocking layer, and a second conductivity-type semiconductor layer, respectively, wherein the first conductivity-type semiconductor core has different first and second crystal planes in crystallographic directions.
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公开(公告)号：US09553235B2
公开(公告)日：2017-01-24
申请号：US14627721
申请日：2015-02-20
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dae Myung Chun , Ji Hye Yeon , Jae Hyeok Heo , Hyun Seong Kum , Han Kyu Seong , Young Jin Choi
CPC classification number: H01L33/24 , H01L33/007 , H01L33/08 , H01L2224/48091 , H01L2224/48227 , H01L2224/48247 , H01L2224/48257 , H01L2224/73265 , H01L2924/181 , H01L2924/00014 , H01L2924/00012
Abstract: A method for manufacturing a semiconductor light emitting device may include steps of forming a mask layer and a mold layer having a plurality of openings exposing portions of a base layer, forming a plurality of first conductivity-type semiconductor cores each including a body portion extending through each of the openings from the base layer and a tip portion disposed on the body portion and having a conical shape, and forming an active layer and a second conductivity-type semiconductor layer on each of the plurality of first conductivity-type semiconductor cores. The step of forming the plurality of first conductivity-type semiconductor cores may include forming a first region such that a vertex of the tip portion is positioned on a central vertical axis of the body portion, removing the mold layer, and forming an additional growth region on the first region such that the body portion has a hexagonal prism shape.
Abstract translation: 半导体发光器件的制造方法可以包括以下步骤：形成掩模层和模具层，所述模具层具有暴露基底层的部分的多个开口，形成多个第一导电型半导体芯，每个第一导电型半导体芯包括主体部分延伸穿过 从底层开口的每个开口和设置在主体部分上的具有圆锥形状的尖端部分，并且在多个第一导电型半导体芯中的每一个上形成有源层和第二导电类型半导体层。 形成多个第一导电型半导体芯的步骤可以包括形成第一区域，使得尖端部分的顶点位于主体部分的中心垂直轴线上，去除模具层，并形成附加生长区域 在第一区域上使得主体部分具有六棱柱形状。
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公开(公告)号：US09312439B2
公开(公告)日：2016-04-12
申请号：US14454536
申请日：2014-08-07
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jin Sub Lee , Jung Sub Kim , Sam Mook Kang , Yeon Woo Seo , Han Kyu Seong , Dae Myung Chun , Young Jin Choi , Jae Hyeok Heo
CPC classification number: H01L33/145 , H01L33/002 , H01L33/025 , H01L33/08 , H01L33/18 , H01L33/24 , H01L33/42 , H01L33/486 , H01L33/52 , H01L2224/32225 , H01L2224/48091 , H01L2224/48227 , H01L2224/48247 , H01L2224/48257 , H01L2224/73265 , H01L2924/181 , H01L2924/00014 , H01L2924/00012 , H01L2924/00
Abstract: There is provided a semiconductor light emitting device including a first conductivity-type semiconductor base layer and a plurality of light emitting nanostructures disposed to be spaced apart from one another on the first conductivity-type semiconductor base layer, each light emitting nanostructure including a first conductivity-type semiconductor core, an active layer, an electric charge blocking layer, and a second conductivity-type semiconductor layer, respectively, wherein the first conductivity-type semiconductor core has different first and second crystal planes in crystallographic directions.
Abstract translation: 提供一种半导体发光器件，其包括第一导电型半导体基底层和多个发光纳米结构，所述多个发光纳米结构在第一导电型半导体基底层上彼此间隔开，每个发光纳米结构包括第一导电性 型半导体芯，有源层，电荷阻挡层和第二导电型半导体层，其中第一导电型半导体芯在晶体学方向上具有不同的第一和第二晶体面。
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