Drawing apparatus

Details Drawing apparatus Drawing apparatus

2005-01-18

2005-01-18

Bella, Matthew C. (Department: 2676)

Computer graphics processing and selective visual display system

Computer graphic processing system

Plural graphics processors

C345S504000, C345S505000, C345S506000, C345S522000

Reexamination Certificate

active

06844879

ABSTRACT:
A drawing apparatus of the present invention includes: a display element on which images are displayed; and a plurality of loosely coupled drawing elements each of which executes drawing processing in parallel. At an update time predetermined for a display screen of the display element, each of the drawing elements updates the display screen only if none of the drawing elements is executing drawing processing. A parallel drawing method of the present invention executed by a plurality of drawing elements, each of which executes drawing processing, includes: receiving a drawing instruction; and updating the display screen of the display element by each of the drawing elements only if none of the drawing elements is executing drawing processing at an update time predetermined for the display screen.

REFERENCES:
patent: 5485559 (1996-01-01), Sakaibara et al.
patent: 6046709 (2000-04-01), Shelton et al.
patent: 6078339 (2000-06-01), Meinerth et al.
patent: 6157395 (2000-12-01), Alcorn
patent: 6690379 (2004-02-01), Margulis
patent: 1 037 164 (2000-09-01), None

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