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Telephone system and method for selectively ringing a portable phone based on the self-detected geographical position of the portable phone

  • US 20060079243A1
  • Filed: 08/04/2005
  • Published: 04/13/2006
  • Est. Priority Date: 06/09/2000
  • Status: Active Grant
First Claim
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1. A telephone system comprising:

  • a portable phone that includes a position detector that detects geographical position of the portable phone;

    a defined geographical region that is assigned a telephone number; and

    a processor in the portable phone that determines from the position detector the geographical position of the portable phone, and that rings the portable phone when the assigned telephone number of the defined region is called if the portable phone is within the defined geographical region.

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