Peripheral projection display system

Details Peripheral projection display system Peripheral projection display system

2008-09-26

2011-10-04

Dowling, William C (Department: 2878)

Optics: image projectors

Cabinet encloses projector and one side of screen

Reflector between lamp and screen

C353S099000

Reexamination Certificate

active

08029145

ABSTRACT:
A peripheral projection, display screen system including (a) a display screen having a rear side and a diagonal dimension, (b) an image-projection source coupled to a peripheral of the system and disposed at a defined, image-projection system depth rearwardly of the screen's rear side, (c) an optical path structure operatively interposed and optically coupling the source and the rear side of the screen, coupling the image from the source to the screen's rear side, and within the mentioned, defined image-projection system depth, a displayable image projected by the source, and (d) system geometry structure organizing the screen, the source, and the optical path structure, whereby the depth ratio of the diagonal dimension of the screen to the image-projection depth is equal to or more than 10:1.

REFERENCES:
patent: 6561649 (2003-05-01), Burstyn
patent: 6899433 (2005-05-01), Veligdan
patent: 7520622 (2009-04-01), Gohman
patent: 7530694 (2009-05-01), Lowe
patent: 2007/0132964 (2007-06-01), Segler et al.

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