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GPS explorer

  • US 20040036649A1
  • Filed: 04/28/2003
  • Published: 02/26/2004
  • Est. Priority Date: 05/18/1993
  • Status: Active Application
First Claim
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1. A portable information system comprising:

  • a database;

    means for determining position data relating to a user, employing a satellite positioning system receiver;

    means for automatically retrieving information from the database using a data retrieval key, derived from the user'"'"'s position, including any combination of the following;

    location orientation direction of travel direction of view speed altitude date time;

    means for the user to select data of interest to him/her; and

    means for outputting retrieved data.

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