Image projection screen with reduced speckle noise

Details Image projection screen with reduced speckle noise Image projection screen with reduced speckle noise

2007-04-03

2007-04-03

Spector, David N. (Department: 2873)

Optical: systems and elements

Single channel simultaneously to or from plural channels

By surface composed of lenticular elements

C359S456000, C359S460000

Reexamination Certificate

active

11131138

ABSTRACT:
An image projection module within a housing is operative for causing selected pixels in a raster pattern to be illuminated to produce an image on a display screen of VGA quality. The screen is provided with an array of lenslets to reduce speckle noise in the image.

REFERENCES:
patent: 6577429 (2003-06-01), Kurtz et al.
patent: 6594090 (2003-07-01), Kruschwitz et al.
patent: 2006/0023165 (2006-02-01), Ishihara et al.
patent: 2006/0087628 (2006-04-01), Dvorkis et al.
patent: 2006/0187419 (2006-08-01), Yavid

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