Electro-optical dithering system using birefringence for optical displays and method

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United States of America Patent

PATENT NO 5572341
SERIAL NO

08392055

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Abstract

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An electro-optical dithering system based on birefringence or double refraction increases the resolution of a display and includes a birefringent material, such as a calcite material, which selectively refracts or deflects light depending on an optical polarization characteristic of the light, and a switch to switch the optical polarization characteristic of the light, thereby to determine the location of output optical information. Thus, the apparatus and method of the invention can change the location of an optical signal, and the change can be used for a number of purposes, such as to improve resolution of a display, to provide an auto-stereoscopic output, to interlace optical signals, to facilitate locating and hiding of circuitry, to facilitate overlapping of tiles or pixels, etc.

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Patent Owner(s)

Patent OwnerAddress
FERGASON PATENT PROPERTIES LLC945 HAMILTON AVENUE MENLO PARK CA 94025

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fergason, James L 92 Adam Way, Atherton, CA 94025 126 6789

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