Illumination device including wavelength converting element...

Active solid-state devices (e.g. – transistors – solid-state diode – Incoherent light emitter structure – With reflector – opaque mask – or optical element integral...

Reexamination Certificate

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Details

C257S099000, C257SE33073, C362S231000

Reexamination Certificate

active

07663152

ABSTRACT:
An illumination device includes a light source, such as one or more light emitting diodes in an array, that produces light having a first wavelength range. A separated wavelength converting element is mounted to receive the light emitted by the light source. The wavelength converting element is physically separated from the light source along the beam path. The wavelength converting element converts the light having a first wavelength range into light having a second wavelength range. In one embodiment, a color separation element is directly coupled to the wavelength converting element. The color separation element is also physically separated from the light source. In another embodiment, the wavelength converting element is held by a heat sink by the sides.

REFERENCES:
patent: 6734465 (2004-05-01), Taskar et al.
patent: 2004/0070338 (2004-04-01), Noguchi et al.
patent: 2005/0006659 (2005-01-01), Ng et al.
patent: 2006/0124953 (2006-06-01), Negley et al.
patent: 2006/0186378 (2006-08-01), Putnam
patent: 2006/0239006 (2006-10-01), Chaves et al.

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