Patent
1996-12-09
1997-12-02
Harvey, Jack B.
395438, 395325, 395131, 395309, 395310, 395129, 395332, 395501, 395515, G06F 1516, G06F 1520
Patent
active
056945841
ABSTRACT:
In an information processing system which is operable in response to a parameter data signal and a command data signal and which includes a pre-processor unit for preliminarily processing the parameter data signal and a drawing processor unit for executing drawing operation in accordance with the command data signal, either the drawing processor unit or the pre-processor unit has a first register section and a second register section each of which serves to store the parameter data signal and the command data signal. Contents of the first register section are transferred to the second register section to be processed by an instruction execution unit of either the drawing processor unit or the pre-processor unit.
REFERENCES:
patent: 4646075 (1987-02-01), Andrews
patent: 4794524 (1988-12-01), Carberry et al.
patent: 4855904 (1989-08-01), Daberkow
Dharia Rupal D.
Harvey Jack B.
NEC Corporation
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