System for monitoring physiological characteristics

  • US 20050038332A1
  • Filed: 06/03/2004
  • Published: 02/17/2005
  • Est. Priority Date: 12/27/2001
  • Status: Active Grant
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First Claim
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1. A device, comprising:

  • a sensor input capable of receiving a signal from a sensor, the signal being based on a sensed physiological characteristic value of a user of the device; and

    a processor coupled to the sensor input for operating an alarm based on the received signal from the sensor;

    wherein the processor activates the alarm according to;

    a first criteria when the user is awake; and

    a second criteria when the user is asleep.

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