Apparatus and method for increasing blue component gain from a video projection screen

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United States of America Patent

PATENT NO 5864426
SERIAL NO

08555675

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An apparatus and method for increasing perceived reflectance of the blue component in a video image to achieve a balanced, full-color image when viewed on a video projection screen. The apparatus includes a video projection screen having a plurality of blue reflective elements, interspersed in an even distribution throughout a plurality of standard white reflective elements, for modifying a reflective index of the video projection screen to decrease the gain of the red and green components of a standard video transmission, resulting in an increase in perceived reflectance of the blue component of a video image when projected on the video projection screen. The method comprises the steps of adding blue pigment to a standard white projection screen; decreasing, responsive to the blue pigment, a red-green gain; and viewing a balanced, full-color image having a perceived increase in the reflective intensity of the blue component.

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Patent Owner(s)

Patent OwnerAddress
MAGMA INC6463 WOODSTOCK ROAD FORT WORTH TX 76116

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Songer, Jimmie D Burleson, TX 17 281

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