Peer-to-peer global positioning system

  • US 6,504,503 B1
  • Filed: 09/28/2001
  • Issued: 01/07/2003
  • Est. Priority Date: 09/28/2001
  • Status: Active Grant
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First Claim
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1. A position coordinate acquisition apparatus in an electronic device, comprising:

  • a transmitter which transmits a position request signal, a receiver which receives a position response signal, wherein the position response signal contains position coordinates;

    a processing device which determines the position coordinates of the electronic device, wherein if more than one position response signal is received within a predetermined length of rime, the processing device determines the position coordinates based upon predetermined criteria; and

    a storage device which stores the position coordinates of the electronic device.

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