Single-panel projection system

Details Single-panel projection system Single-panel projection system

2008-06-17

2008-06-17

Dowling, William C. (Department: 2851)

Optics: image projectors

Composite projected image

Multicolor picture

C353S099000, C353S033000, C359S639000

Reexamination Certificate

active

07387390

ABSTRACT:
A single-panel projection system (1) includes a lighting device for generating collimated light, a beam splitter (30) for splitting the collimated light into a plurality of collimated beams, a color separator (40) for separating each collimated beam into a red, a green and a blue color beams, a color scrolling wheel (50) having a plurality of reflecting areas with different thicknesses and being rotated at a predetermined speed for scrolling the color beams, an imaging device (60) for imaging a picture by modulating the scrolled color beams according to image signals provided by an image, and a projecting lens (70) for magnifying the picture and projecting the magnified picture onto a screen.

REFERENCES:
patent: 5510861 (1996-04-01), Minich et al.
patent: 5801795 (1998-09-01), Ogino
patent: 6540362 (2003-04-01), Janssen
patent: 6893133 (2005-05-01), Tang
patent: 2002/0191154 (2002-12-01), Shahzad et al.
patent: 2004/0263788 (2004-12-01), Kim et al.

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