Electrical computers and digital data processing systems: input/ – Intrasystem connection – Bus interface architecture
Reexamination Certificate
2000-05-26
2004-04-27
Myers, Paul R. (Department: 2181)
Electrical computers and digital data processing systems: input/
Intrasystem connection
Bus interface architecture
C710S311000, C710S008000, C710S014000, C710S016000
Reexamination Certificate
active
06728820
ABSTRACT:
FIELD OF THE INVENTION
The present invention relates generally to a method and apparatus of configuring a bridge device.
BACKGROUND OF THE INVENTION
Graphics processors are used to render images based upon data and/or commands issued by a system processor. Multiple graphics processors have been used in order to improve the rate at which graphics data has been rendered. By dividing the rendering workload among multiple independent graphics processors, the workload of rendering graphics is multiplexed, resulting in a system capable of rendering images at a greater rate. However, because of the independent nature of multiple graphics processors used in the prior art, certain efficiencies based upon reuse of rendered data are lost. In some instances, a specific use of multiple graphics processors partitions the rendering tasks of one or several frames into separate portions to be distributed among separate processors. However, a problem occurs when the system bus, system software, or rendering software is not capable of supporting multiple graphics devices. Another problem occurs when devices being connected through a bridge support different aspects of various protocols.
Therefore, a system and/or method capable of multiplexing the rendering of images, while maintaining efficiencies associated with the reuse of rendered data would be advantageous.
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Aleksic Milivoje
Asaro Antonio
Brian Lee
Caruk Gordon
Gruber Andrew E.
ATI International SRL
Myers Paul R.
Phan Raymond N
Vedder Price Kaufman & Kammholz P.C.
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