公开(公告)号：US20220186887A1

公开(公告)日：2022-06-16

申请号：US17653842

申请日：2022-03-07

Applicant: EPISTAR CORPORATION

Inventor： Wei-Chiang HU ,  Keng-Chuan CHANG ,  Chiu-Lin YAO ,  Chun-Wei LIN ,  Jung-Chang SUN

IPC: F21K9/23 ,  F21K9/00

Abstract: A light-emitting unit, having a substrate; a first light-emitting body formed on the substrate, and having a first longer side and a first shorter side; a second light-emitting body formed on the substrate, and having a second longer side and a second shorter side which is parallel to the first longer side; a third light-emitting body formed on the substrate, having a third longer side and a third shorter side which is parallel to the first longer side, and electrically connected to the first light-emitting body and the second light-emitting body; a first electrode covering the first light-emitting body and the second light-emitting body, and electrically connecting to the first light-emitting body; a second electrode separated from the first electrode, and covering the second light-emitting body without covering the first light-emitting body; and a transparent element enclosing the first light-emitting body, the second light-emitting body, and the third light-emitting body.

公开(公告)号：US20240167640A1

公开(公告)日：2024-05-23

申请号：US18396394

申请日：2023-12-26

Applicant: EPISTAR CORPORATION

Inventor： Wei-Chiang HU ,  Keng-Chuan CHANG ,  Chiu-Lin YAO ,  Chun-Wei LIN ,  Jung-Chang SUN

IPC: F21K9/23 ,  F21K9/00

CPC classification number: F21K9/23 ,  F21K9/00 ,  F21V19/0005

Abstract: A light-emitting unit, having a substrate; a first light-emitting body formed on the substrate, and having a first longer side and a first shorter side; a second light-emitting body formed on the substrate, and having a second longer side and a second shorter side which is parallel to the first longer side; a third light-emitting body formed on the substrate, having a third longer side and a third shorter side which is parallel to the first longer side, and electrically connected to the first light-emitting body and the second light-emitting body; a first electrode covering the first light-emitting body and the second light-emitting body, and electrically connecting to the first light-emitting body; a second electrode separated from the first electrode, and covering the second light-emitting body without covering the first light-emitting body; and a transparent element enclosing the first light-emitting body, the second light-emitting body, and the third light-emitting body.

公开(公告)号：US20200300416A1

公开(公告)日：2020-09-24

申请号：US16888004

申请日：2020-05-29

Applicant: EPISTAR CORPORATION

Inventor： Wei-Chiang HU ,  Keng-Chuan CHANG ,  Chiu-Lin YAO ,  Chun-Wei LIN ,  Jung-Chang SUN

IPC: F21K9/23 ,  F21K9/00

Abstract: A lighting apparatus comprises: a board, a plurality of light-emitting units disposed on the board, and a package structure enclosing all of the light-emitting units and having a volume less than 5000 mm3. The lighting apparatus has a light intensity greater than 150 lumens.

公开(公告)号：US20180216786A1

公开(公告)日：2018-08-02

申请号：US15935880

申请日：2018-03-26

Applicant: EPISTAR CORPORATION

Inventor： Wei-Chiang HU ,  Keng-Chuan CHANG ,  Chiu-Lin YAO ,  Chun-Wei LIN ,  Jung-Chang SUN

IPC: F21K9/23 ,  F21K9/00 ,  F21Y105/10 ,  F21Y115/10 ,  F21V19/00

CPC classification number: F21K9/23 ,  F21K9/00 ,  F21V19/0005 ,  F21Y2105/10 ,  F21Y2115/10

Abstract: A lighting apparatus comprises: a board, a plurality of light-emitting units disposed on the board, and a package structure enclosing all of the light-emitting units and having a volume less than 5000 mm3. The lighting apparatus has a light intensity greater than 150 lumens.