Appeal No. 2001-0027
Application 09/110,397
data indicating that the vehicle has previously driven on the
road, and selects a preferred guiding route. The run
experience data is obtained and stored for every road unit on
which the vehicle runs as the previously stored weight
corresponding with that road unit is adjusted (specification,
pages 3 & 4). A traveling route that has the minimum sum
value of road unit weights is selected among the plurality of
available traveling routes between the start point and the
destination (specification, page 5).
Representative independent claim 5 is reproduced as
follows:
5. A navigation apparatus for guiding a travel
route of a mobile vehicle, comprising:
storage means for storing data of road units;
position detection means for detecting a present
position of said mobile vehicle;
road unit determining means for determining a road
unit on which said mobile vehicle is running based on
said present position of said mobile vehicle detected by
said position detection means;
running road storing means operable to store running
experience data for said road unit determined by said
road unit determining means as said mobile vehicle
travels on said road unit determined by said road unit
determining means; and
2
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