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Method and Apparatus for Geographic-Based Communications Service

  • US 20080042899A1
  • Filed: 10/25/2007
  • Published: 02/21/2008
  • Est. Priority Date: 06/06/1995
  • Status: Active Grant
First Claim
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1. A system comprising:

  • a plurality of access points suitable for communication with a portable computing device configured to transmit in a wireless transmission a signal including a unit ID identifying said portable computing device, wherein each of said plurality of access points is configured to independently detect said signal and transmit information to said portable computing device; and

    a centralized network configured to access a plurality of information providers coupled to said centralized network based on said unit ID, wherein said information is provided by one or more of the plurality of information providers and is dependent upon said unit ID.

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