Communication and proximity authorization systems

  • US 7,110,744 B2
  • Filed: 07/19/2002
  • Issued: 09/19/2006
  • Est. Priority Date: 09/02/1999
  • Status: Expired due to Term
First Claim
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1. A public communication unit comprising:

  • a multiple channel wireless transceiver unit communicating with multiple wireless devices via low-power communication signals, the low-power communication signals including request authorization codes;

    a proximity unit validation assembly validating particular wireless devices based upon the request authorization codes included in the low-power communication signals having valid payment information; and

    a multiplex unit communicating with an Internet, and receiving communication signals from the multiple channel wireless transceiver unit to interface validated wireless devices with the Internet after the proximity unit validation assembly has validated such wireless device.

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