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SYSTEM AND METHOD FOR DEVICE ACTIVATION

  • US 20080291043A1
  • Filed: 05/23/2007
  • Published: 11/27/2008
  • Est. Priority Date: 05/23/2007
  • Status: Abandoned Application
First Claim
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1. A device, comprising:

  • a function module; and

    a triggering arrangement activating a function of the function module in a response to a triggering condition, wherein the triggering arrangement generates an interrogation signal, the response including at least one of (i) modifying a frequency of the interrogation signal, (ii) modifying a duration of the interrogation signal and (iii) modifying non-monotonic temporal distributions of interrogation events.

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