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1. 发明申请

US20230135799A1 LIGHT-EMITTING DEVICE 有权
公开(公告)号：US20230135799A1
公开(公告)日：2023-05-04
申请号：US18091035
申请日：2022-12-29
申请人： EPISTAR CORPORATION
发明人： Aurelien GAUTHIER-BRUN , Chao-Hsing CHEN , Chang-Tai HSAIO , Chih-Hao CHEN , Chi-Shiang HSU , Jia-Kuen WANG , Yung-Hsiang LIN
IPC分类号： H01L33/38 , H01L33/08 , H01L33/24 , H01L33/32 , H01L33/44 , H01L33/18
摘要： A light-emitting device includes a first semiconductor layer; a semiconductor pillar formed on the first semiconductor layer, including a second semiconductor layer and an active layer, wherein the semiconductor pillar comprises an outmost periphery; a first contact layer formed on the first semiconductor layer and including a first contact portion and a first extending portion, wherein the first extending portion continuously surrounds an entirety of the outmost periphery of the semiconductor pillar and the first contact portion; a second contact layer formed on the second semiconductor layer; a first insulating layer including multiple first openings exposing the first contact layer and multiple second openings exposing the second contact layer; a first electrode contact layer connected to the first contact portion through the multiple first openings and covering all of the first contact layer; a second electrode contact layer connected to the second contact layer through the multiple second openings.

2. 发明申请

US20210202571A1 LIGHT-EMITTING DEVICE 有权
公开(公告)号：US20210202571A1
公开(公告)日：2021-07-01
申请号：US17138335
申请日：2020-12-30
申请人： EPISTAR CORPORATION
发明人： Chao-Hsing CHEN , Chi-Shiang HSU , Yong-Yang CHEN
IPC分类号： H01L27/15
摘要： A light-emitting device comprises a substrate comprising a top surface; a plurality of light-emitting units formed on the top surface of the substrate comprising a first light-emitting unit, a second light-emitting unit, and one or a plurality of third light-emitting units, wherein each of the plurality of light-emitting units comprises a first semiconductor layer, an active layer and a second semiconductor layer; an insulating layer comprising a first insulating layer opening and a second insulating layer opening formed on each of the plurality of light-emitting units; a first extension electrode covering the first light-emitting unit, wherein the first extension electrode covers the first insulating layer opening on the first light-emitting unit without covering the second insulating layer opening on the first light-emitting unit; a second extension electrode covering the second light-emitting unit, wherein the second extension electrode covers the second insulating layer opening on the second light-emitting unit without covering the first insulating layer opening on the second light-emitting unit; a first electrode pad covering a part of the plurality of the light-emitting units; and a second electrode pad covering another part of the plurality of light-emitting units.

3. 发明申请

US20220384687A1 LIGHT-EMITTING DEVICE 有权
公开(公告)号：US20220384687A1
公开(公告)日：2022-12-01
申请号：US17827622
申请日：2022-05-27
申请人： EPISTAR CORPORATION
发明人： Chao-Hsing CHEN , Yi-Hung LIN , Kuo-Ching HUNG , Chi-Shiang HSU
IPC分类号： H01L33/38 , H01L33/24 , H01L33/44
摘要： A light-emitting device comprises a semiconductor stack comprising a first semiconductor layer and a second semiconductor layer, wherein in a top view, the semiconductor stack comprises an outer peripheral region and an inner region, the outer peripheral region exposes the first semiconductor layer, and the second semiconductor layer is disposed in the inner region; an outer insulated structure comprising an insulation layer and a protective layer, the insulation layer comprising a plurality of first insulation layer outer openings and a second insulation layer opening; a first electrode covering the plurality of first insulation layer outer openings; and a second electrode covering the second insulation layer opening, wherein the outer insulated structure comprises a total thickness gradually decreasing from the outer peripheral region to the inner region.

4. 发明申请

US20200044116A1 LIGHT-EMITTING DEVICE 审中-公开
公开(公告)号：US20200044116A1
公开(公告)日：2020-02-06
申请号：US16529370
申请日：2019-08-01
申请人： EPISTAR CORPORATION
发明人： Chao-Hsing CHEN , Cheng-Lin LU , Chih-Hao CHEN , Chi-Shiang HSU , I-Lun MA , Meng-Hsiang HONG , Hsin-Ying WANG , Kuo-Ching HUNG , Yi-Hung LIN
IPC分类号： H01L33/38 , H01L33/10 , H01L33/24 , H01L33/32 , H01L33/46 , H01L33/00
摘要： A light-emitting device includes a substrate including a top surface, a first side surface and a second side surface, wherein the first side surface and the second side surface of the substrate are respectively connected to two opposite sides of the top surface of the substrate; a semiconductor stack formed on the top surface of the substrate, the semiconductor stack including a first semiconductor layer, a second semiconductor layer, and an active layer formed between the first semiconductor layer and the second semiconductor layer; a first electrode pad formed adjacent to a first edge of the light-emitting device; and a second electrode pad formed adjacent to a second edge of the light-emitting device, wherein in a top view of the light-emitting device, the first edge and the second edge are formed on different sides or opposite sides of the light-emitting device, the first semiconductor layer adjacent to the first edge includes a first sidewall directly connected to the first side surface of the substrate, and the first semiconductor layer adjacent to the second edge includes a second sidewall separated from the second side surface of the substrate by a distance.

5. 发明申请

US20190019919A1 LIGHT-EMITTING DEVICE 审中-公开
公开(公告)号：US20190019919A1
公开(公告)日：2019-01-17
申请号：US16035299
申请日：2018-07-13
申请人： EPISTAR CORPORATION
发明人： Aurelien GAUTHIER-BRUN , Chao-Hsing CHEN , Chang-Tai HSAIO , Chih-Hao CHEN , Chi-Shiang HSU , Jia-Kuen WANG , Yung-Hsiang LIN
IPC分类号： H01L33/38 , H01L33/08 , H01L33/24 , H01L33/44 , H01L33/40 , H01L33/32 , H01L33/42
CPC分类号： H01L33/387 , H01L33/08 , H01L33/18 , H01L33/24 , H01L33/32 , H01L33/382 , H01L33/405 , H01L33/42 , H01L33/44 , H01L33/46
摘要： A light-emitting device includes a first semiconductor layer; a plurality of semiconductor pillars separated from each other and formed on the first semiconductor layer, the plurality of semiconductor pillars respectively includes a second semiconductor layer and an active layer; a first electrode covering one portion of the plurality of semiconductor pillars; and a second electrode covering another portion of the plurality of semiconductor pillars, wherein the plurality of semiconductor pillars under a covering region of the first electrode are separated from each other by a first space, the plurality of semiconductor pillars outside the covering region of the first electrode are separated from each other by a second space, and the first space is larger than the second space.

6. 发明申请

US20160276535A1 LIGHT EMITTING DEVICE AND METHOD OF FABRICATING THE SAME 审中-公开
标题翻译：发光装置及其制造方法
公开(公告)号：US20160276535A1
公开(公告)日：2016-09-22
申请号：US15074193
申请日：2016-03-18
申请人： EPISTAR CORPORATION
发明人： Tzu-Chin LIN , Ying-Chieh CHEN , Chi-Shiang HSU , De Shan KUO , Chun-Hsiang TU , Po-Shun CHIU
IPC分类号： H01L33/20 , H01L33/00 , H01L33/02
CPC分类号： H01L33/20 , H01L33/0095 , H01L33/025
摘要： A light emitting device, includes: a substrate, including a top surface, a bottom surface, a first side surface connecting the top surface and the bottom surface, a first group of deteriorated region, and a second group of deteriorated region; and a semiconductor stack formed on the top surface of the substrate, wherein the first side surface includes a first group of convex region and a first group of concave region, wherein the first group of convex region includes the first group of deteriorated region, and the first group of concave region includes the second group of deteriorated region.
摘要翻译：一种发光器件，包括：基板，包括顶表面，底表面，连接顶表面和底表面的第一侧表面，第一组恶化区域和第二组恶化区域; 以及形成在所述基板的上表面上的半导体堆叠，其中所述第一侧面包括第一组凸区域和第一组凹区域，其中所述第一组凸区域包括所述第一组劣化区域，第一组凹区包括第二组恶化区。

7. 发明申请

US20220367562A1 LIGHT-EMITTING DEVICE 有权
公开(公告)号：US20220367562A1
公开(公告)日：2022-11-17
申请号：US17875068
申请日：2022-07-27
申请人： EPISTAR CORPORATION
发明人： Chao-Hsing CHEN , Chi-Shiang HSU , Yong-Yang CHEN
IPC分类号： H01L27/15
摘要： A light-emitting device comprises a substrate comprising a top surface; a plurality of light-emitting units formed on the top surface of the substrate comprising a first light-emitting unit, a second light-emitting unit, and one or a plurality of third light-emitting units, wherein each of the plurality of light-emitting units comprises a first semiconductor layer, an active layer and a second semiconductor layer; an insulating layer comprising a first insulating layer opening and a second insulating layer opening formed on each of the plurality of light-emitting units; a first extension electrode covering the first light-emitting unit, wherein the first extension electrode covers the first insulating layer opening on the first light-emitting unit without covering the second insulating layer opening on the first light-emitting unit; a second extension electrode covering the second light-emitting unit, wherein the second extension electrode covers the second insulating layer opening on the second light-emitting unit without covering the first insulating layer opening on the second light-emitting unit; a first electrode pad covering a part of the plurality of the light-emitting units; and a second electrode pad covering another part of the plurality of light-emitting units.

8. 发明申请

US20210273137A1 LIGHT-EMITTING DEVICE 有权
公开(公告)号：US20210273137A1
公开(公告)日：2021-09-02
申请号：US17321078
申请日：2021-05-14
申请人： EPISTAR CORPORATION
发明人： Chao-Hsing CHEN , Cheng-Lin LU , Chih-Hao CHEN , Chi-Shiang HSU , I-Lun MA , Meng-Hsiang HONG , Hsin-Ying WANG , Kuo-Ching HUNG , Yi-Hung LIN
IPC分类号： H01L33/38 , H01L33/10 , H01L33/00 , H01L33/32 , H01L33/46 , H01L33/24
摘要： A light-emitting device includes a substrate including a top surface, a first side surface and a second side surface, wherein the first side surface and the second side surface of the substrate are respectively connected to two opposite sides of the top surface of the substrate; a semiconductor stack formed on the top surface of the substrate, the semiconductor stack including a first semiconductor layer, a second semiconductor layer, and an active layer formed between the first semiconductor layer and the second semiconductor layer; a first electrode pad formed adjacent to a first edge of the light-emitting device;
and a second electrode pad formed adjacent to a second edge of the light-emitting device, wherein in a top view of the light-emitting device, the first edge and the second edge are formed on different sides or opposite sides of the light-emitting device, the first semiconductor layer adjacent to the first edge includes a first sidewall directly connected to the first side surface of the substrate, and the first semiconductor layer adjacent to the second edge includes a second sidewall separated from the second side surface of the substrate by a distance.

9. 发明申请

US20170373226A1 LIGHT-EMITTING DEVICE 审中-公开
公开(公告)号：US20170373226A1
公开(公告)日：2017-12-28
申请号：US15633264
申请日：2017-06-26
申请人： EPISTAR CORPORATION
发明人： Chao-Hsing CHEN , Jia-Kuen WANG , Wen-Hung CHUANG , Tzu-Yao TSENG , Cheng-Lin LU , Chi-Shiang HSU , Tsung-Hsun CHIANG , Bo-Jiun HU
IPC分类号： H01L33/38 , F21K9/237 , F21V3/02 , H01L33/62 , H01L33/42 , H01L33/40 , F21V29/77 , F21V23/06 , F21V5/04 , F21K9/232 , H01L33/44 , F21Y2115/10
CPC分类号： H01L33/387 , F21K9/232 , F21K9/237 , F21V3/02 , F21V5/04 , F21V23/06 , F21V29/77 , F21Y2115/10 , H01L33/20 , H01L33/382 , H01L33/405 , H01L33/42 , H01L33/44 , H01L33/62 , H01L2224/16245 , H01L2933/0016 , H01L2933/0025 , H01L2933/0066
摘要： A light-emitting device comprises a semiconductor stack comprising a first semiconductor layer, a second semiconductor layer, and an active layer formed between the first semiconductor layer and the second semiconductor layer; a first pad electrically connected to the first semiconductor layer; a second pad comprising multiple sidewalls electrically connected to the second semiconductor layer; and a metal layer formed on the semiconductor stack, wherein the metal layer surrounds the multiple sidewalls of the second pad and the metal layer is separated from the second pad.

10. 发明申请

US20160308095A1 LIGHT-EMITTING DEVICE AND MANUFACTURING METHOD THEREOF 有权
标题翻译：发光装置及其制造方法
公开(公告)号：US20160308095A1
公开(公告)日：2016-10-20
申请号：US14691221
申请日：2015-04-20
申请人： EPISTAR CORPORATION
发明人： Chun-Hsiang TU , De-Shan KUO , Po-Shun CHIU , Chi-Shiang HSU
IPC分类号： H01L33/22 , H01L33/00
CPC分类号： H01L33/22 , H01L33/005 , H01L33/10 , H01L33/16 , H01L2933/0091
摘要： A light-emitting device comprises a substrate comprising a top surface; a light-emitting stack formed on a portion of the top surface of the substrate; and a plurality of pores formed in an area of the substrate, wherein the area is under another portion of the top surface where the light-emitting stack is not formed thereon.
摘要翻译：发光装置包括：基板，其包括顶表面; 形成在所述基板的上表面的一部分上的发光叠层; 以及形成在所述基板的区域中的多个孔，其中所述区域在其上未形成有所述发光叠层的顶表面的另一部分下。

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