Invention Grant
- Patent Title: Light emitting diode with improved light extraction
- Patent Title (中): 具有改进的光提取的发光二极管
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Application No.: US12329713Application Date: 2008-12-08
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Publication No.: US08575633B2Publication Date: 2013-11-05
- Inventor: Matthew Donofrio , Hua-Shuang Kong , David Slater, Jr. , John Edmond
- Applicant: Matthew Donofrio , Hua-Shuang Kong , David Slater, Jr. , John Edmond
- Applicant Address: US NC Durham
- Assignee: Cree, Inc.
- Current Assignee: Cree, Inc.
- Current Assignee Address: US NC Durham
- Agency: Koppel, Patrick, Heybl & Philpott
- Main IPC: H01L33/00
- IPC: H01L33/00 ; H01L27/15 ; H01L31/12
Abstract:
A light emitting diode is disclosed that includes an active region and a plurality of exterior surfaces. A light enhancement feature is present on at least portions of one of the exterior surfaces of the diode, with the light enhancement feature being selected from the group consisting of shaping and texturing. A light enhancement feature is present on at least portions of each of the other exterior surfaces of the diode, with these light enhancement features being selected from the group consisting of shaping, texturing, and reflectors.
Public/Granted literature
- US20100140636A1 Light Emitting Diode with Improved Light Extraction Public/Granted day:2010-06-10
Information query
IPC分类:
