Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Thye Linn Mok0
Tong Fatt Chew0
Fook Chin Ng0
Ju Chin Poh0
Siew It Pang0
Sundar A. L. N. Yoganandan0
Date of Patent
October 11, 2011
0Patent Application Number
115423560
Date Filed
October 3, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A discontinuity-containing, light-diffusing substrate is placed within an LED light source. In one embodiment, the substrate is placed between an LED light source and a light guide. The light diffusing substrate may include a plurality of air bubbles, grooves or both, effective to mix the colored light and yield a white light exiting the light guide. Methods of constructing optical devices and light sources having a bubble-containing substrate are also disclosed.
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