DISPLAY SYSTEM WITH SECONDARY VIEWING IMAGE CAPABILITIES

WIPO Patent Application WO2001095019

A9

A display system according to various aspects of the present invention includes a system and method for providing a primary and secondary viewing image within the display system. An exemplary display system includes an imaging system and an illumination system. The imaging system may comprise any system configured for providing images to a viewer, such as LCD systems, CDT's or projections systems and the like. The illumination system suitably comprises any means for directing a light source through the imaging system to facilitate a primary viewing image and a secondary viewing image. For example, the illumination system may comprise a hologram or prism sheet configured to provide a secondary image. Moreover, such a display system can be readily manufactured using present techniques for making display systems. Thus, a display system according to various aspects of the present invention tends to provide marketing and information content advantages over prior art display systems, without increasing dramatically the cost or complexity of present display systems.

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READE BRIAN A (US)
PFEIFFER MATTHIAS T P (US)

PCT/US2001/018370

October 10, 2002

June 07, 2001

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THREE FIVE SYSTEMS INC (US)
READE BRIAN A (US)
PFEIFFER MATTHIAS T P (US)

G02F1/1335; G02F1/13357; G02B5/32; (IPC1-7): G02F1/3357; F21V8/00; G09F9/35

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