1993-05-21
1995-02-07
Harvey, Jack B.
395157, 395800, 395 2, G06F 1562
Patent
active
053881931
ABSTRACT:
A decoder used for graphic processing or the like. The decoder includes a first input unit for inputting coordinates of two points, a second input unit for inputting a direction between the two points, and an operation unit for logically operating a relationship between the two points utilizing a symmetry of coordinates on the basis of data supplied from the first and second input units. According to the decoder, the scale of the circuit can be reduced.
REFERENCES:
patent: Re31509 (1984-01-01), Neidell
patent: 3895253 (1975-07-01), Schwartz et al.
patent: 3996585 (1976-11-01), Hogan et al.
patent: 4910719 (1990-03-01), Thubert
patent: 4949286 (1990-08-01), Ohba
patent: 5038302 (1991-08-01), Kaufman
Fuji 'Xerox Co., Ltd.
Harvey Jack B.
Sheikh Ayaz R.
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