Light source module and projector using same

Details Light source module and projector using same Light source module and projector using same

2009-05-19

2011-11-08

Dowling, William C (Department: 2878)

Optics: image projectors

Composite projected image

Multicolor picture

C353S084000, C353S094000, C348S743000, C348S771000

Reexamination Certificate

active

08052279

ABSTRACT:
The present disclosure provides a light source module including three light source units each comprising a light source and respectively emitting light of different color. At least one light source unit of the three light source units is a first light source unit. Each first light source unit further includes a rotatable light converter located on the light path of the light emitted from the light source The rotatable light converter is covered with fluorescent powder. The fluorescent powder is located on the light path of the light emitted from the light source, and configured for converting the emitted light from the light source into light of different color when the fluorescent powder is stimulated by the emitted light. The present disclosure also provides a digital light processing projector with the light source module.

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patent: 2010/0283977 (2010-11-01), Wang et al.
patent: 2010/0328632 (2010-12-01), Kurosaki et al.
patent: 101131531 (2008-02-01), None

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