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System and method of controlling a graphics controller |
Qijun Chen, Rahul V. Lakdawala, Anura Neysadurai |
2009-03-10 |
| 6463545 |
BATTERY CALIBRATION SYSTEM FOR DISCHARGING A RECHARGEABLE BATTERY AND GENERATING AN AC DETECT SIGNAL TO POWER MANAGEMENT LOGIC TO MAINTAIN NORMAL COMPUTER OPERATION EVEN WHEN BATTERY IS BELOW CERTAIN LEVEL |
Andrew Fisher, Steven D. Holehan, Jonathan Edmund James, Jon Liu, Thomas Pham |
2002-10-08 |
| 5721836 |
Method and apparatus for sensing and changing the state of a computer before connecting the computer to or disconnecting the computer from an expansion unit |
Scott Saunders |
1998-02-24 |
| 5603055 |
Single shared ROM for storing keyboard microcontroller code portion and CPU code portion and disabling access to a portion while accessing to the other |
David R. Evoy, Lawrence D. Gould, James R. Edwards, Doyne L. Metz |
1997-02-11 |
| 5446320 |
Circuit for clamping power output to ground while the computer is deactivated |
Patrick R. Cooper |
1995-08-29 |