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Navigation apparatus, facility information searching method, program thereof, and a recording medium with the program recorded therein

  • US 6,947,836 B2
  • Filed: 05/23/2003
  • Issued: 09/20/2005
  • Est. Priority Date: 05/28/2002
  • Status: Active Grant
First Claim
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1. A navigation apparatus comprising:

  • a facility information fetching section for retrieving facility information including group information concerning a plurality of groups of facilities, each group including a plurality of facilities belonging to a category and positional information concerning positions of said facilities;

    a facility search section for searching and retrieving facilities belonging to a specified group based on said retrieved facility information; and

    a control section for controlling said facility search section so that, when re-searches for facilities are carried out, said facility search section searches, from the same group of facilities as that searched in the previous search, facilities other than any facility previously selected from the previously retrieved facilities, wherein said control section determines whether a mobile body is within a specified area associated with any of the facilities retrieved in the previous search, and when it is determined that said mobile body is within said specified area, controls the facility search section so that the facility search section searches facilities other than the facility having the associated specified area in which said mobile body was determined to be within.

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