Invention Grant
- Patent Title: Light-emitting device and method for manufacturing same
-
Application No.: US16580885Application Date: 2019-09-24
-
Publication No.: US11562989B2Publication Date: 2023-01-24
- Inventor: Takayuki Igarashi
- Applicant: NICHIA CORPORATION
- Applicant Address: JP Anan
- Assignee: NICHIA CORPORATION
- Current Assignee: NICHIA CORPORATION
- Current Assignee Address: JP Anan
- Agency: Foley & Lardner LLP
- Priority: JPJP2018-178894 20180925
- Main IPC: H01L33/00
- IPC: H01L33/00 ; H01L25/075 ; H01L33/50 ; F21Y115/10 ; F21S41/143 ; F21S41/20 ; F21S41/153 ; F21Y105/16 ; B60Q1/14 ; F21S45/47

Abstract:
A light-emitting device includes: a substrate; a plurality of light-emitting elements mounted to the substrate; and a phosphor layer provided on the plurality of light-emitting elements, the phosphor layer including: a plurality of phosphor particles, and a glass layer covering surfaces of the phosphor particles, wherein the phosphor particles are bonded to each other by the glass layer, and an air layer is formed between the phosphor particles.
Public/Granted literature
- US20200098733A1 LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURING SAME Public/Granted day:2020-03-26
Information query
IPC分类: