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POSITION INFORMATION MANAGEMENT METHOD AND APPARATUS

  • US 20060259240A1
  • Filed: 06/30/2006
  • Published: 11/16/2006
  • Est. Priority Date: 02/06/1997
  • Status: Active Grant
First Claim
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1. A position information management method for transmitting a location indicator indicating the location of a first terminal to a second terminal comprising steps of the computer:

  • reviewing a historical list generated by recording location indicators having been sent from the first terminal;

    determining whether the first terminal stays at one location for a predetermined length of time and whether the first terminal is located within a predetermined monitoring target area based on data contained in the historical list; and

    providing a warning to the second terminal when and if the computer determines that the first terminal has stayed for the predetermined length of time at said one location within the predetermined monitoring target area in the determining step.

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