Patterned wavelength converting structure
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United States of America Patent
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Nov 16, 2010
Grant Date -
Aug 6, 2009
app pub date -
Feb 5, 2008
filing date -
Feb 5, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention provides a patterned wavelength converting structure comprising a frame, a light source, a substrate, a film, a wavelength converting layer and a pattern disposed on the film. The pattern and the wavelength converting layer can be one piece. The configuration, for example, the distribution of diffusion particles, the location, the shape or the thickness, of the pattern is configured to reduce the mura or affect the desired uniformity of a lighting area.
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