Navigation system
First Claim
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1. A navigation system for tracking current position and guiding a vehicle along a route to a destination, comprising:
- a memory unit containing stored map information for areas divided into predetermined regions and facility information for each predetermined region, said facility information for each predetermined region being divided into different genres, said genres representing different types of facilities;
point designating means for designating a location point;
area determining means for determining which one of said predetermined regions contains the location point designated by the point designating means;
genre designating means for designating one of said genres;
retrieval means for retrieving facility information from the memory unit for the one genre designated by the genre designating means and within the one predetermined region determined by the area determining means; and
facility information output means for outputting the retrieved facility information.
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Abstract
A navigation system includes a first information storage device containing stored map data and a display unit for displaying a map by reading the map data. Provision is made for setting a point on the map displayed by the display unit and for inputting a telephone number. A second information storage device is provided for registering the input telephone number in correlation with the positional coordinates of the set point.
82 Citations
13 Claims
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1. A navigation system for tracking current position and guiding a vehicle along a route to a destination, comprising:
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a memory unit containing stored map information for areas divided into predetermined regions and facility information for each predetermined region, said facility information for each predetermined region being divided into different genres, said genres representing different types of facilities; point designating means for designating a location point; area determining means for determining which one of said predetermined regions contains the location point designated by the point designating means; genre designating means for designating one of said genres; retrieval means for retrieving facility information from the memory unit for the one genre designated by the genre designating means and within the one predetermined region determined by the area determining means; and facility information output means for outputting the retrieved facility information. - View Dependent Claims (2)
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3. A navigation system for tracking current position and guiding a vehicle along a route to a destination, comprising:
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a memory unit containing stored map information for areas divided into predetermined regions and facility information for each predetermined region, said facility information for each predetermined region being divided into different genres, said genres representing different types of facilities; current position detecting means for detecting current position of the vehicle; point designating means for designating coordinates of the detected current position as a location point; area determining means for determining which one of said predetermined regions contains the location point designated by the point designating means; genre designating means for designating one of said genres; and retrieval means for retrieving facility information from the memory unit for the one genre designated by the genre designating means and within the one predetermined region determined by the area determining means. - View Dependent Claims (4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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Specification