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Portable telephone, positioning selecting method therefor and program thereof

  • US 20040092270A1
  • Filed: 11/05/2003
  • Published: 05/13/2004
  • Est. Priority Date: 11/06/2002
  • Status: Abandoned Application
First Claim
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1. A portable telephone capable of determining the location of the telephone with a global positioning system, wherein the telephone has calculation means for calculating a distance between an objective point and the location of the telephone, determination means for determining an existence area where the telephone is located according to the calculated distance, and selection means for selecting one positioning method from positioning methods of different positioning accuracies according to the determination results.

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