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Tracking unit

  • US 7,902,980 B2
  • Filed: 08/16/2004
  • Issued: 03/08/2011
  • Est. Priority Date: 10/01/2001
  • Status: Expired due to Term
First Claim
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1. A security pack disguised as a bundle of currency bills for assisting in the recovery of stolen monies, comprising:

  • a housing simulating the size and weight of a bundled package of currency bills;

    a GPS receiver disposed within said housing for determining a location of the security pack;

    a cellular telephone transmitter disposed within said housing for selectively transmitting the location of the housing and an identifying code for the housing over a cellular communications network;

    a radio frequency (RF) beacon transmitter disposed within said housing for selectively transmitting an RF beacon; and

    a controller disposed within said housing and electrically coupled with said GPS receiver, said cellular telephone transmitter, and said radio frequency beacon transmitter, said controller automatically and dynamically controlling the selective transmissions by the cellular telephone transmitter and the RF beacon transmitter in response to signal environment.

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