公开(公告)号：US09905543B2

公开(公告)日：2018-02-27

申请号：US15292332

申请日：2016-10-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ji-hye Yeon ,  Wan-tae Lim ,  Young-soo Park ,  Jung-sub Kim ,  Jin-sub Lee ,  Ha-nul Yoo ,  Hye-seok Noh

IPC: H01L33/50 ,  H01L25/075 ,  H01L33/60

CPC classification number: H01L25/0753 ,  H01L33/50 ,  H01L33/504 ,  H01L33/60

Abstract: A light-emitting diode (LED) device configured to provide a multi-color display includes a plurality of light-emitting cells at least partially defined by a partition layer. The LED device may be configured to reduce optical interferences between the light-emitting cells. The LED device includes a plurality of light-emitting structures spaced apart from one another; a plurality of electrode layers on respective first surfaces of the light-emitting structures, a separation layer configured to electrically insulate the light-emitting structures from each other; phosphor layers on respective second surfaces of the light-emitting structures and associated with different colors, and a partition layer between the phosphor layers to separate the phosphor layers from one another. Each light-emitting cell may include a separate light-emitting structure, a separate set of one or more electrodes, and a separate phosphor layer.

公开(公告)号：US10475972B2

公开(公告)日：2019-11-12

申请号：US16192864

申请日：2018-11-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jin-sub Lee ,  Yong-il Kim ,  Han-kyu Seong ,  Young-jin Choi

IPC: H01L33/58 ,  H01L33/60 ,  F21K9/237 ,  H01L33/50 ,  H01L33/62 ,  H01L33/48 ,  F21K9/233 ,  F21K9/27 ,  G09F13/00 ,  H01L33/30 ,  H01L33/32 ,  H01L33/06 ,  F21V8/00 ,  G02F1/1335 ,  F21K9/232 ,  F21K9/275 ,  F21Y115/10 ,  F21S8/02 ,  F21V23/04 ,  F21Y103/10

Abstract: A light-emitting diode (LED) package includes: a reflective structure including a cavity, a bottom portion having a through hole, and a sidewall portion surrounding the cavity and the bottom portion and having an inclined inner side surface; an electrode pad inserted into the through hole; an LED on the bottom portion in the cavity, the LED including a light-emitting structure electrically connected to the electrode pad and a phosphor formed on the light-emitting structure; and a lens structure filling the cavity and formed on the reflective structure.

公开(公告)号：US20170250316A1

公开(公告)日：2017-08-31

申请号：US15292332

申请日：2016-10-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ji-hye YEON ,  Wan-tae Lim ,  Young-soo Park ,  Jung-sub Kim ,  Jin-sub Lee ,  Ha-nul Yoo ,  Hye-seok Noh

IPC: H01L33/48 ,  H01L33/38 ,  H01L33/50 ,  H01L33/40 ,  H01L33/32 ,  H01L33/30 ,  H01L33/06 ,  H01L33/62 ,  H01L25/075 ,  H01L33/60

CPC classification number: H01L25/0753 ,  H01L33/50 ,  H01L33/504 ,  H01L33/60

Abstract: A light-emitting diode (LED) device configured to provide a multi-color display includes a plurality of light-emitting cells at least partially defined by a partition layer. The LED device may be configured to reduce optical interferences between the light-emitting cells. The LED device includes a plurality of light-emitting structures spaced apart from one another; a plurality of electrode layers on respective first surfaces of the light-emitting structures, a separation layer configured to electrically insulate the light-emitting structures from each other; phosphor layers on respective second surfaces of the light-emitting structures and associated with different colors, and a partition layer between the phosphor layers to separate the phosphor layers from one another. Each light-emitting cell may include a separate light-emitting structure, a separate set of one or more electrodes, and a separate phosphor layer.

公开(公告)号：US09142724B2

公开(公告)日：2015-09-22

申请号：US13973720

申请日：2013-08-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jung-sub Kim ,  Jin-sub Lee ,  Cheol-soo Sone ,  Kyung-wook Hwang

IPC: H01L33/32 ,  H01L33/38 ,  H01L33/40

CPC classification number: H01L33/38 ,  H01L33/405

Abstract: A nitride-based semiconductor light-emitting device includes an n-type nitride-based semiconductor layer, an active layer, a p-type nitride-based semiconductor layer, an ohmic contact layer covering a portion of the p-type nitride-based semiconductor layer upper surface, and a p electrode including a first portion contacting the p-type nitride-based semiconductor layer and a second portion contacting the ohmic contact layer.

Abstract translation: 氮化物系半导体发光元件包括n型氮化物系半导体层，有源层，p型氮化物系半导体层，覆盖p型氮化物系半导体的一部分的欧姆接触层 以及包括与p型氮化物类半导体层接触的第一部分和与欧姆接触层接触的第二部分的p电极。

公开(公告)号：US20130307001A1

公开(公告)日：2013-11-21

申请号：US13844730

申请日：2013-03-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jin-sub Lee ,  Jung-sub Kim ,  Cheol-soo Sone

IPC: H01L33/12

CPC classification number: H01L33/12 ,  H01L33/325

Abstract: An n-type aluminum gallium nitride (AlGaN) thin film and an ultraviolet light emitting device including the same. The ultraviolet light emitting device includes: an aluminum nitride (AlN) buffer layer on a substrate; and an n-type AlGaN layer, an active layer, a p-type AlGaN layer that are sequentially stacked on the AlN buffer layer. A silicon doping density of the n-type AlGaN layer increases with respect to an increasing vertical position of the n-AlGaN layer with reference to the AlN buffer layer.

Abstract translation: 一种n型氮化镓铝（AlGaN）薄膜和包括其的紫外线发射装置。 紫外光发射装置包括：衬底上的氮化铝（AlN）缓冲层; 以及依次层叠在AlN缓冲层上的n型AlGaN层，有源层，p型AlGaN层。 参照AlN缓冲层，n型AlGaN层的硅掺杂密度相对于n-AlGaN层的垂直位置增加而增加。

公开(公告)号：US10164159B2

公开(公告)日：2018-12-25

申请号：US15703098

申请日：2017-09-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jin-sub Lee ,  Yong-il Kim ,  Han-kyu Seong ,  Young-jin Choi

IPC: H01L33/60 ,  H01L33/48 ,  H01L33/62 ,  H01L33/58 ,  H01L33/50 ,  F21K9/275 ,  H01L33/32 ,  H01L33/30 ,  F21K9/232 ,  F21V8/00 ,  F21K9/237 ,  H01L33/06 ,  G02F1/1335

Abstract: A light-emitting diode (LED) package includes: a reflective structure including a cavity, a bottom portion having a through hole, and a sidewall portion surrounding the cavity and the bottom portion and having an inclined inner side surface; an electrode pad inserted into the through hole; an LED on the bottom portion in the cavity, the LED including a light-emitting structure electrically connected to the electrode pad and a phosphor formed on the light-emitting structure; and a lens structure filling the cavity and formed on the reflective structure.

公开(公告)号：US10153260B2

公开(公告)日：2018-12-11

申请号：US15878720

申请日：2018-01-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ji-hye Yeon ,  Wan-tae Lim ,  Young-soo Park ,  Jung-sub Kim ,  Jin-sub Lee ,  Ha-nul Yoo ,  Hye-seok Noh

IPC: H01L33/50 ,  H01L25/075 ,  H01L33/60

Abstract: A light-emitting diode (LED) device configured to provide a multi-color display includes a plurality of light-emitting cells at least partially defined by a partition layer. The LED device may be configured to reduce optical interferences between the light-emitting cells. The LED device includes a plurality of light-emitting structures spaced apart from one another; a plurality of electrode layers on respective first surfaces of the light-emitting structures, a separation layer configured to electrically insulate the light-emitting structures from each other; phosphor layers on respective second surfaces of the light-emitting structures and associated with different colors, and a partition layer between the phosphor layers to separate the phosphor layers from one another. Each light-emitting cell may include a separate light-emitting structure, a separate set of one or more electrodes, and a separate phosphor layer.

公开(公告)号：US09893251B2

公开(公告)日：2018-02-13

申请号：US15362966

申请日：2016-11-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jung-sub Kim ,  Yong-il Kim ,  Dong-gun Lee ,  Kyung-wook Hwang ,  Jin-sub Lee ,  Min-gyeong Gwon

IPC: H01L33/58 ,  H01L33/56 ,  H01L33/50 ,  H01L33/06 ,  H01L33/32 ,  H01L33/60 ,  H01L33/00 ,  G02B5/20

CPC classification number: H01L33/58 ,  G02B5/208 ,  H01L25/0753 ,  H01L33/0079 ,  H01L33/06 ,  H01L33/32 ,  H01L33/44 ,  H01L33/504 ,  H01L33/508 ,  H01L33/56 ,  H01L33/60 ,  H01L2933/0041 ,  H01L2933/005 ,  H01L2933/0058

Abstract: A light-emitting device package includes a plurality of luminescent structures arranged spaced apart from each other in a horizontal direction, an intermediate layer on the plurality of luminescent structures, and wavelength conversion layers on the intermediate layer, the wavelength conversion layers vertically overlapping separate, respective luminescent structures of the plurality of luminescent structures. The intermediate layer may include a plurality of layers, the plurality of layers associated with different refractive indexes, respectively. The intermediate layer may include a plurality of sets of holes, each set of holes may include a separate plurality of holes, and each wavelength conversion layer may vertically overlap a separate set of holes on the intermediate layer.

公开(公告)号：US10770436B2

公开(公告)日：2020-09-08

申请号：US16662714

申请日：2019-10-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ji-hye Yeon ,  Wan-tae Lim ,  Young-soo Park ,  Jung-sub Kim ,  Jin-sub Lee ,  Ha-nul Yoo ,  Hye-seok Noh

IPC: H01L33/50 ,  H01L25/075 ,  H01L33/60

Abstract: A light-emitting diode (LED) device configured to provide a multi-color display includes a plurality of light-emitting cells at least partially defined by a partition layer. The LED device may be configured to reduce optical interferences between the light-emitting cells. The LED device includes a plurality of light-emitting structures spaced apart from one another; a plurality of electrode layers on respective first surfaces of the light-emitting structures, a separation layer configured to electrically insulate the light-emitting structures from each other; phosphor layers on respective second surfaces of the light-emitting structures and associated with different colors, and a partition layer between the phosphor layers to separate the phosphor layers from one another. Each light-emitting cell may include a separate light-emitting structure, a separate set of one or more electrodes, and a separate phosphor layer.

公开(公告)号：US20180166425A1

公开(公告)日：2018-06-14

申请号：US15878720

申请日：2018-01-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ji-hye Yeon ,  Wan-tae Lim ,  Young-soo Park ,  Jung-sub Kim ,  Jin-sub Lee ,  Ha-nul Yoo ,  Hye-seok Noh

IPC: H01L25/075 ,  H01L33/50 ,  H01L33/60

CPC classification number: H01L25/0753 ,  H01L33/50 ,  H01L33/504 ,  H01L33/60

Abstract: A light-emitting diode (LED) device configured to provide a multi-color display includes a plurality of light-emitting cells at least partially defined by a partition layer. The LED device may be configured to reduce optical interferences between the light-emitting cells. The LED device includes a plurality of light-emitting structures spaced apart from one another; a plurality of electrode layers on respective first surfaces of the light-emitting structures, a separation layer configured to electrically insulate the light-emitting structures from each other; phosphor layers on respective second surfaces of the light-emitting structures and associated with different colors, and a partition layer between the phosphor layers to separate the phosphor layers from one another. Each light-emitting cell may include a separate light-emitting structure, a separate set of one or more electrodes, and a separate phosphor layer.