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Power management apparatus and method for an information processing system

  • US 5,822,597 A
  • Filed: 05/23/1996
  • Issued: 10/13/1998
  • Est. Priority Date: 06/22/1995
  • Status: Expired due to Term
First Claim
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1. An information processing system of the type which has at least one user input device to respond to user actuation and which has a power management mode of operation and a timer to cause the system to enter the power management mode when the system is operating and a predetermined time has elapsed without user input, which power management mode is exited to a normal operating mode upon occurrence of user input, wherein said timer alters the length of said predetermined time in accordance with the time interval that occurs between entering said power management mode and the next user input causing recovery to normal mode and then further adjusts such predetermined time according to the amount of time the system remains in the normal mode.

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