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INFORMATION RETRIEVAL SYSTEM

  • US 20020047787A1
  • Filed: 10/21/1999
  • Published: 04/25/2002
  • Est. Priority Date: 10/23/1998
  • Status: Active Grant
First Claim
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1. A method for informing a mobile person of geographical points of interest (POI) that are of interest to him with an information retrieval device, comprising allowing said person to determine with said information retrieval device at least one point of interest he desires and a threshold separation, the threshold separation being at least one of the following variables:

  • distance and time, repeatedly monitoring the position of said information retrieval device, collecting available information on all those points of interest which said person has defined with said information retrieval device as his desired points of interest and which are within said threshold separation from the location of said information retrieval device, transmitting information about this kind of POI to said information retrieval device, and informing said person with said information retrieval device of such a point of interest.

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