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The integration of feedback from sensors embedded in a user's
chair can be a powerful tool to a computer for the purposes of making
appropriate and timely power management decisions.
English (United States)
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Power Management Via Seat Feedback
Sensors integrated into a computer user's chair can assist the computer in making more timely and correct power management decisions. For example, a pressure switch in the seat can be an indicator of the user's presence, or lack thereof. If the user is not in his/her chair, the computer can decide to turn off the monitor or other devices to save power.
Another example lies in the direction that the chair is facing. This information can indicate whether the user is paying attention to the screen. If the chair faces away from the screen for a given period of time, the screen could be turned off.
Currently, power management makes power state decisions strictly based on inactivity timers. Actual feedback regarding the user's presence can enable the computer to reduce the amount of time before entering a low power state and thereby provide greater benefit from its power management scheme. The user's chair is a fixture that can exploited for this purpose.e.
Disclosed by International Business Machines Corporation