Computer graphics system electronically simulating painting on canvas

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United States of America Patent

PATENT NO 5239292
SERIAL NO

07742143

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A graphics system comprises an input device, and a computer for detecting changes in the position of the input device relative to a surface, and a monitor (63) for displaying patterns which follow the movement of the input device. The computer calculates at least one differential derivative with respect to time of the input device position and controls characteristics of the display patterns in dependance upon the or each calculated derivative.

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Patent Owner(s)

Patent OwnerAddressTotal Patents
CROSFIELD ELECTRONICS LIMITEDLONDON2

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Willan, Stephen B London, GB2 1 110

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