Computer graphics processing and selective visual display system – Computer graphics processing – Shape generating
Reexamination Certificate
2005-09-27
2005-09-27
Brier, Jeffery A. (Department: 2672)
Computer graphics processing and selective visual display system
Computer graphics processing
Shape generating
C345S522000
Reexamination Certificate
active
06950102
ABSTRACT:
A graphics drawing apparatus able to reduce the amount of data transferred, able to realize a lower power consumption, and consequently able to achieve an improvement of performance of the system as a whole, provided with address generator for automatically generating addresses of drawing parameter registers required for the drawing in a defined sequence of drawing parameters according to address data and a specified drawing type; a register address selector for selecting either of the address data for specifying the register addresses of the address generator transferred through a general purpose bus or the address data for specifying the register address of the address generator by a former engine and inputting the same to the address generator; and a drawing data selector for selecting either of the drawing parameter data transferred through the general purpose bus or the drawing parameter data from the former engine and inputting the same to the drawing engine, and a method of the same.
REFERENCES:
patent: 4658247 (1987-04-01), Gharachorloo
patent: 4758965 (1988-07-01), Liang et al.
patent: 5408605 (1995-04-01), Deering
patent: 5999200 (1999-12-01), Harkin et al.
Fujita Jun-ichi
Tomikawa Hideaki
Brier Jeffery A.
Frommer William S.
Frommer Lawrence & Hauh LLP
Presson Thomas F.
Sony Corporation
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