公开(公告)号：US10312407B2

公开(公告)日：2019-06-04

申请号：US16041398

申请日：2018-07-20

Applicant: EPISTAR CORPORATION

Inventor： Cheng-Feng Yu ,  Ching-Yuan Tsai ,  Yao-Ru Chang ,  Hsin-Chan Chung ,  Shih-Chang Lee ,  Wen-Luh Liao ,  Cheng-Hsing Chiang ,  Kuo-Feng Huang ,  Hsu-Hsuan Teng ,  Hung-Ta Cheng ,  Yung-Fu Chang

IPC: H01L27/15 ,  H01L33/06 ,  H01L33/00 ,  H01L33/30 ,  H01L33/42 ,  H01L33/46 ,  H01L33/62 ,  H01L33/60 ,  H01L33/64

Abstract: A light-emitting device is provided. The light-emitting device comprises a substrate; an insulating layer on the substrate, wherein the insulating layer comprises a first hole; a light-emitting stack on the insulating layer and comprising an active region comprising a top surface, wherein the top surface comprises a first part and a second part; and an opaque layer covering the first part of the top surface and exposing the second part of the top surface, wherein the second part is directly above the first hole.

公开(公告)号：US10741721B2

公开(公告)日：2020-08-11

申请号：US16374282

申请日：2019-04-03

Applicant: EPISTAR CORPORATION

Inventor： Cheng-Feng Yu ,  Ching-Yuan Tsai ,  Yao-Ru Chang ,  Hsin-Chan Chung ,  Shih-Chang Lee ,  Wen-Luh Liao ,  Cheng-Hsing Chiang ,  Kuo-Feng Huang ,  Hsu-Hsuan Teng ,  Hung-Ta Cheng ,  Yung-Fu Chang

IPC: H01L33/06 ,  H01L33/60 ,  H01L33/64 ,  H01L33/00 ,  H01L33/30 ,  H01L33/42 ,  H01L33/46 ,  H01L33/62

Abstract: A light-emitting device is provided. The light-emitting device comprises a substrate; an insulating layer on the substrate, wherein the insulating layer comprises a first hole; a light-emitting stack on the insulating layer and comprising an active region comprising a top surface, wherein the top surface comprises a first part and a second part; and an opaque layer covering the first part of the top surface and exposing the second part of the top surface, wherein the second part is directly above the first hole.

公开(公告)号：US10032954B2

公开(公告)日：2018-07-24

申请号：US15591544

申请日：2017-05-10

Applicant: EPISTAR CORPORATION

Inventor： Cheng-Feng Yu ,  Ching-Yuan Tsai ,  Yao-Ru Chang ,  Hsin-Chan Chung ,  Shih-Chang Lee ,  Wen-Luh Liao ,  Cheng-Hsing Chiang ,  Kuo-Feng Huang ,  Hsu-Hsuan Teng ,  Hung-Ta Cheng ,  Yung-Fu Chang

IPC: H01L21/00 ,  H01L27/15 ,  H01L33/06 ,  H01L33/00 ,  H01L33/30 ,  H01L33/42 ,  H01L33/46 ,  H01L33/62

Abstract: A light-emitting device is provided. The light-emitting device comprises a substrate; an insulating layer on the substrate, wherein the insulating layer comprises a first hole; a light-emitting stack on the insulating layer and comprising an active region comprising a top surface, wherein the top surface comprises a first part and a second part; and an opaque layer covering the first part of the top surface and exposing the second part of the top surface, wherein the second part is directly above the first hole.