Phosphor based illumination system having a plurality of light guides and a display using same
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United States of America Patent
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May 27, 2008
Grant Date -
Jun 7, 2007
app pub date -
Feb 9, 2007
filing date -
Jun 30, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
An illumination system including a light source, light guides coupled to the light source, each including an input surface and an output surface, emissive material positioned to receive light from at least one light guide, and an interference reflector positioned such that the emissive material is between the output surfaces of the light guides and the interference reflector is disclosed. The light source emits light having a first optical characteristic. The emissive material emits light having a second optical characteristic when illuminated with light having the first optical characteristic. The interference reflector substantially transmits light having the second optical characteristic and substantially reflects light having the first optical characteristic.
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