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System and method of monitoring temperature

  • US 20040008752A1
  • Filed: 04/14/2003
  • Published: 01/15/2004
  • Est. Priority Date: 07/15/2002
  • Status: Active Grant
First Claim
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1. A device for monitoring temperature over a period of time, said device comprising:

  • (a) a temperature sensor for generating a first signal in response to a first temperature detected, and (b) a central processing unit (CPU) in electrical connection with said temperature sensor, said CPU comprising volatile memory into which said first signal is stored, (c) wherein said device is free of memory external to said CPU.

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