Invention Grant
- Patent Title: Optical devices having reflection mode wavelength material
- Patent Title (中): 具有反射模式波长材料的光学器件
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Application No.: US13600988Application Date: 2012-08-31
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Publication No.: US08575642B1Publication Date: 2013-11-05
- Inventor: Frank Shum
- Applicant: Frank Shum
- Applicant Address: US CA Fremont
- Assignee: Soraa, Inc.
- Current Assignee: Soraa, Inc.
- Current Assignee Address: US CA Fremont
- Agency: Kilpatrick Townsend & Stockton LLP
- Main IPC: F21V9/00
- IPC: F21V9/00 ; H01L21/00
Abstract:
Techniques are disclosed for transmitting electromagnetic radiation such as ultra-violet, violet, blue, blue and yellow, and/or blue and green electromagnetic radiation, from LED devices fabricated on bulk semipolar or nonpolar materials and using phosphors. The substrate may include polar gallium nitride.
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