公开(公告)号：US20150060924A1

公开(公告)日：2015-03-05

申请号：US14489169

申请日：2014-09-17

Applicant: EPISTAR CORPORATION

Inventor： Kun-De LIN ,  Yao-Ning CHAN ,  Yi-Ming CHEN ,  Tzu-Chieh HSU

IPC: H01L33/38 ,  H01L33/22 ,  H01L33/40 ,  H01L33/42 ,  H01L33/46

CPC classification number: H01L33/10 ,  H01L33/22 ,  H01L33/38 ,  H01L33/405 ,  H01L33/42 ,  H01L33/44

Abstract: An optoelectronic device comprises a semiconductor stack having a first surface, a contact layer having a first pattern on the first surface for ohmically contacting the semiconductor stack, a void in the semiconductor stack and surrounding the contact layer, and a mirror structure on the first surface and covering the contact layer, wherein the first surface has a first portion which is not covered by the contact layer and a second portion covered by the contact layer, and the first portion is rougher than the second portion.

Abstract translation: 光电子器件包括具有第一表面的半导体堆叠，在第一表面上具有欧姆接触半导体叠层的第一图案的接触层，半导体叠层中的空隙和围绕接触层的第一表面的反射镜结构 并且覆盖所述接触层，其中所述第一表面具有未被所述接触层覆盖的第一部分和被所述接触层覆盖的第二部分，并且所述第一部分比所述第二部分更粗糙。

公开(公告)号：US20170256681A1

公开(公告)日：2017-09-07

申请号：US15600179

申请日：2017-05-19

Applicant: EPISTAR CORPORATION

Inventor： Wen-Luh LIAO ,  Chun-Yu LIN ,  Kun-De LIN

IPC: H01L33/42 ,  H01L33/60 ,  H01L33/62 ,  H01L33/20

CPC classification number: H01L33/42 ,  H01L33/14 ,  H01L33/22 ,  H01L33/38 ,  H01L33/405 ,  H01L33/46

Abstract: A light-emitting element, comprises a light-emitting stack comprising an active layer; a window layer on the light-emitting stack, wherein the window layer has a surface opposite to the light-emitting stack; and an insulative layer on the surface, wherein the surface comprises a cavity and the insulative layer substantially conformally covering the cavity, and wherein the insulative layer has a first refractive index equal to or smaller than 1.4.

公开(公告)号：US20150144984A1

公开(公告)日：2015-05-28

申请号：US14554488

申请日：2014-11-26

Applicant: Epistar Corporation

Inventor： Yi-Ming CHEN ,  Chun-Yu LIN ,  Tsung-Hsien YANG ,  Tzu-Chieh HSU ,  Kun-De LIN ,  Yao-Ning CHAN ,  Chih-Chiang LU

IPC: H01L33/38 ,  H01L33/22

CPC classification number: H01L33/382 ,  H01L33/08 ,  H01L33/22 ,  H01L33/46

Abstract: A semiconductor light-emitting device comprises a semiconductor stack comprising a side, a first surface and a second surface opposite to the first surface, wherein the semiconductor stack further comprises a conductive via extending from the first surface to the second surface; a transparent conductive layer formed on the second surface; a first pad portion and a second pad portion formed on the first surface and electrically connected to the semiconductor stack; and an insulating layer formed between the first pad portion and the semiconductor stack and between the second pad portion and the semiconductor stack.

Abstract translation: 半导体发光器件包括半导体叠层，其包括侧面，第一表面和与第一表面相对的第二表面，其中半导体堆叠还包括从第一表面延伸到第二表面的导电通孔; 形成在所述第二表面上的透明导电层; 第一焊盘部分和第二焊盘部分，形成在第一表面上并电连接到半导体堆叠; 以及形成在第一焊盘部分和半导体堆叠之间以及在第二焊盘部分和半导体堆叠之间的绝缘层。