Computer graphics processing and selective visual display system – Computer graphic processing system
Reexamination Certificate
2007-12-21
2011-12-13
Tung, Kee M (Department: 2628)
Computer graphics processing and selective visual display system
Computer graphic processing system
C345S204000
Reexamination Certificate
active
08077180
ABSTRACT:
In accordance with one aspect, a display controller is included in a graphics processing unit. In some embodiments, the display controller includes a read memory requester configured to provide a data request to a source of image data, a data path configured to be coupled to the source of image data, an output coupled to the data path and a control unit in electrical communication with the read memory requester and the data path. In accordance with one embodiment, the output is configured to provide image data processed by the display controller and the control unit is configured to stop an output of image data processed by the display controller. In accordance with a further embodiment, the control unit includes a stop-output register configured to provide information employed by the control unit to stop the output of image data processed by the display controller.
REFERENCES:
patent: 6914606 (2005-07-01), Amemiya et al.
patent: 7289125 (2007-10-01), Diard et al.
patent: 7522167 (2009-04-01), Diard et al.
patent: 7545380 (2009-06-01), Diard et al.
Lando & Anastasi LLP
Matrox Graphics Inc.
Perromat Carlos
Tung Kee M
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