Invention Grant
- Patent Title: Light-emitting apparatus having different packaging densities
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Application No.: US15226303Application Date: 2016-08-02
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Publication No.: US10429050B2Publication Date: 2019-10-01
- Inventor: Koichi Fukasawa
- Applicant: CITIZEN ELECTRONICS CO., LTD. , CITIZEN HOLDINGS CO., LTD.
- Applicant Address: JP Yamanashi JP Tokyo
- Assignee: Citizen Electronics Co., Ltd.,Citizen Holdings Co., Ltd.
- Current Assignee: Citizen Electronics Co., Ltd.,Citizen Holdings Co., Ltd.
- Current Assignee Address: JP Yamanashi JP Tokyo
- Agency: RatnerPrestia
- Priority: JP2015-153403 20150803
- Main IPC: F21V29/503
- IPC: F21V29/503 ; H01L25/075 ; F21V3/02 ; H01L33/50 ; H01L33/64 ; H01L33/56 ; H01L33/62 ; F21Y115/10 ; F21Y105/12

Abstract:
A light-emitting apparatus according to the present invention has a packaging substrate having a packaging area, a plurality of light-emitting elements packaged in the packaging area, and a sealing resin that seals the plurality of light-emitting elements. The plurality of light-emitting elements includes light-emitting elements packaged in a first packaging area including the center of the packaging area and light-emitting elements packaged in a second packaging area surrounding the perimeter of the first packaging area. The packaging density of the light-emitting elements packaged in the first packaging area is higher than the packaging density of the light-emitting elements packaged in the second packaging area.
Public/Granted literature
- US20170038051A1 LIGHT-EMITTING APPARATUS Public/Granted day:2017-02-09
Information query
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