公开(公告)号：US10886201B2

公开(公告)日：2021-01-05

申请号：US15897833

申请日：2018-02-15

Applicant: EPISTAR CORPORATION

Inventor： Shu-Han Yang ,  Sheng-Che Chiou ,  Jai-Tai Kuo ,  Po-Chang Chen

IPC: H01L23/495 ,  H01L23/31 ,  H01L21/48 ,  H01L21/50 ,  H01L23/498 ,  H01L25/07 ,  H01L23/00 ,  H01L29/778 ,  H01L27/088

Abstract: A substrate includes a first metal layer, a second metal layer, a third metal layer and an insulation layer surrounding the first metal layer, the second metal layer and the third metal layer. The first power component is electrically connected to the first metal layer. The second power component is electrically connected to the second metal layer. The shortest distance between the first metal layer exposed to a second surface of the insulation layer and the second metal layer exposed to the second surface is a first distance, the shortest distance between a first metal layer of the insulation layer exposed to the first surface and the second metal layer exposed to the first surface is a second distance, and a ratio value of the first distance to the second distance ranges between 1.25 and 1.4.

公开(公告)号：US10596388B2

公开(公告)日：2020-03-24

申请号：US15709118

申请日：2017-09-19

Applicant: EPISTAR CORPORATION

Inventor： Min-Hsun Hsieh ,  Jai-Tai Kuo ,  Chang-Hseih Wu ,  Tzu-Hsiang Wang ,  Chi-Chih Pu

IPC: A61N5/06 ,  A61B5/00 ,  H01L25/075 ,  H01L27/15 ,  A61B17/00

Abstract: A light-emitting module includes a carrier, a plurality of light-emitting units, and a protection layer. The carrier has a lighting portion and an extending portion. The plurality of light-emitting units is disposed on the lighting portion. The protection layer covers the plurality of light-emitting units and the lighting portion, and exposes the extending portion.

公开(公告)号：US10593849B2

公开(公告)日：2020-03-17

申请号：US15867315

申请日：2018-01-10

Applicant: EPISTAR CORPORATION

Inventor： Min-Hsun Hsieh ,  Biing-Jye Lee ,  Yih-Hua Renn ,  Jai-Tai Kuo

IPC: H01L33/62 ,  H01L33/64 ,  H01L33/60 ,  H01L33/52 ,  H01L33/56 ,  H01L33/54 ,  H01L33/50 ,  H01L33/48

Abstract: This disclosure discloses a light-emitting device. The light-emitting device includes: a heat-dissipating structure having a first part and a second part separated from the first part; a light-emitting unit including a light-emitting element with a first pad formed on the first part; and a first transparent enclosing the light-emitting element and having a sidewall; and an adhesive material covering a portion of the sidewall.

公开(公告)号：US10340431B2

公开(公告)日：2019-07-02

申请号：US15867218

申请日：2018-01-10

Applicant: EPISTAR CORPORATION

Inventor： Jai-Tai Kuo ,  Min-Hsun Hsieh ,  Lung-Kuan Lai ,  Wei-Kang Cheng ,  Chien-Liang Liu ,  Yih-Hua Renn ,  Shou-Lung Chen ,  Tsun-Kai Ko ,  Chi-Chih Pu

IPC: H01L33/46 ,  H01L33/48 ,  H01L33/50 ,  H01L33/54 ,  H01L33/56 ,  H01L33/60 ,  H01L33/62

Abstract: This disclosure discloses a light-emitting device. The light-emitting device includes a light-emitting diode, a pad electrically connected to the active layer, a metal bump formed on the pad, and a reflective insulation layer. The metal bump has a first side surface and a first bottom surface, wherein the first bottom surface comprises a curved boundary, a longer axis, and a shorter axis. The reflective insulation layer is directly contacting the first side surface, and exposing the first bottom surface.

公开(公告)号：US11515457B2

公开(公告)日：2022-11-29

申请号：US16863107

申请日：2020-04-30

Applicant: EPISTAR CORPORATION

Inventor： Min-Hsun Hsieh ,  Jai-Tai Kuo ,  Wei-Kang Cheng

IPC: H01L33/60 ,  H01L25/075 ,  H01L33/48 ,  H01L33/50 ,  H01L33/62 ,  H01L33/58

Abstract: The present application discloses a light-emitting device comprising a light-emitting unit and a flexible carrier supporting the light-emitting unit. The light-emitting unit comprises a LED chip, a first reflective layer on the LED chip and an optical diffusion layer formed between the first reflective layer and the LED chip.

公开(公告)号：US10950771B2

公开(公告)日：2021-03-16

申请号：US16820393

申请日：2020-03-16

Applicant: EPISTAR CORPORATION

Inventor： Min-Hsun Hsieh ,  Biing-Jye Lee ,  Yih-Hua Renn ,  Jai-Tai Kuo

IPC: H01L33/62 ,  H01L33/64 ,  H01L33/60 ,  H01L33/52 ,  H01L33/56 ,  H01L33/54 ,  H01L33/50 ,  H01L33/48

Abstract: A light-emitting device includes a heat-dissipating structure having a first part and a second part separated from the first part; a light-emitting unit including a light-emitting element with a first pad formed on the first part; and a first transparent enclosing the light-emitting element and having a sidewall; and an adhesive material covering a portion of the sidewall.

公开(公告)号：US10553563B2

公开(公告)日：2020-02-04

申请号：US15993102

申请日：2018-05-30

Applicant: EPISTAR CORPORATION

Inventor： Min-Hsun Hsieh ,  Jai-Tai Kuo ,  Chang-Hsieh Wu ,  Tzu-Hsiang Wang ,  Chi-Chih Pu ,  Ya-Wen Lin ,  Pei-Yu Li

IPC: H01L23/52 ,  H01L25/065

Abstract: An electronic device includes a top carrier having a first top surface and a first bottom surface, a first electronic element formed on the first top surface, a second electronic element formed on the first bottom surface, a bottom carrier below the top carrier and having a second top surface near the top carrier, and a controller formed on the second top surface.

公开(公告)号：US09876152B2

公开(公告)日：2018-01-23

申请号：US14721599

申请日：2015-05-26

Applicant: EPISTAR CORPORATION

Inventor： Min-Hsun Hsieh ,  Biing-Jye Lee ,  Yih-Hua Renn ,  Jai-Tai Kuo

IPC: H01L33/52 ,  H01L33/62 ,  H01L33/64 ,  H01L33/60 ,  H01L33/56 ,  H01L33/54 ,  H01L33/50 ,  H01L33/48

CPC classification number: H01L33/62 ,  H01L33/486 ,  H01L33/50 ,  H01L33/507 ,  H01L33/52 ,  H01L33/54 ,  H01L33/56 ,  H01L33/60 ,  H01L33/641 ,  H01L33/642 ,  H01L33/647 ,  H01L2224/16245 ,  H01L2924/181 ,  H01L2924/00012

Abstract: This disclosure discloses a light-emitting device. The light-emitting device includes: a heat-dissipating structure having a first part and a second part separated from the first part; a light-emitting unit including a light-emitting element with a first pad formed on the first part; and a first transparent enclosing the light-emitting element and having a sidewall; and an adhesive material covering a portion of the sidewall.

公开(公告)号：US11313518B2

公开(公告)日：2022-04-26

申请号：US17105834

申请日：2020-11-27

Applicant: EPISTAR CORPORATION

Inventor： Sheng-Bo Wang ,  Chang-Hsieh Wu ,  Yi-Chao Lin ,  Yao-Zhong Liu ,  Jai-Tai Kuo

IPC: F21K9/238 ,  F21V23/00 ,  F21V7/05 ,  H05B47/19 ,  F21V7/00 ,  F21K9/232

Abstract: A light emitting apparatus includes a housing, a connector, a light source, a control module board, and an antenna. The housing includes an inner space. The light source is located in the inner space. The control module board is located in the connector, wherein an accommodation space is formed by the housing and the control module board. The antenna is located in the accommodation space.

公开(公告)号：US20210126548A1

公开(公告)日：2021-04-29

申请号：US16944742

申请日：2020-07-31

Applicant: EPISTAR CORPORATION

Inventor： Sheng-Bo Wang ,  Chiao Fu ,  Chang-Hsieh Wu ,  Jai-Tai Kuo ,  Chao-Kai Chang ,  Yao-Zhong Liu ,  Yi-Ru Shen ,  Chen-Yu Wang

IPC: H02M7/217 ,  H02M1/08

Abstract: A voltage converter circuit, comprising: a bridge rectifier; a first transistor, having a first end, a second end and a third end; a second transistor, having a first end and a second end; wherein the first end of the first transistor and the first end of second transistor are electrically connected to bridge rectifier, and the second end of the first transistor is electrically connected to the first end of the second transistor; and a Zener diode, connected between the third end of the first transistor and the second end of the second transistor.