Navigation system for vehicle
First Claim
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1. A navigation system for a vehicle, comprising:
- an input section for inputting a general destination from a plurality of general destination candidates describing general types of destinations;
a map data memory for storing map data;
a vehicle position detecting section for detecting a present position of said vehicle;
a destination data memory for storing destination data consisting of information relating to said types of destinations;
an attribute data memory for storing attribute data which associates said general destination with said destination data;
means for selecting an attribute of said general destination according to said general destination input, said present position of said vehicle, and said attribute data;
means for selecting a plurality of candidates for a specific destination according to said general destination input, said selected attribute, and said destination data;
means for selecting said specific destination from said selected candidates;
route searching means for searching a route from said present position of said vehicle to said selected specific destination with reference to said map data;
output means for outputting said route searched; and
wherein said means for selecting said attribute of said general destination searches a plurality of candidates of said attribute of said general destination input by said input section in an area containing said present position of said vehicle from said attribute data, and selects one of said candidates of said attribute corresponding to input from an operator, as said attribute of said general destination, and wherein said means for selecting said specific destination decides one of said candidates which obtains a shortest one of said routes searched as said specific destination.
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Abstract
A vehicle navigation system providing an operator with a route from a present position of a vehicle to a concrete destination by displaying the route on a display. A destination decision processing section extracts a plurality of candidates of the concrete destination from a map data memory according to a general destination input by an operator, and displays the candidates on the display. A route search processing section searches a route from the present position to one of the candidates which has been selected by the operator, and displays the searched route on the display.
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Citations
5 Claims
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1. A navigation system for a vehicle, comprising:
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an input section for inputting a general destination from a plurality of general destination candidates describing general types of destinations; a map data memory for storing map data; a vehicle position detecting section for detecting a present position of said vehicle; a destination data memory for storing destination data consisting of information relating to said types of destinations; an attribute data memory for storing attribute data which associates said general destination with said destination data; means for selecting an attribute of said general destination according to said general destination input, said present position of said vehicle, and said attribute data; means for selecting a plurality of candidates for a specific destination according to said general destination input, said selected attribute, and said destination data; means for selecting said specific destination from said selected candidates; route searching means for searching a route from said present position of said vehicle to said selected specific destination with reference to said map data; output means for outputting said route searched; and wherein said means for selecting said attribute of said general destination searches a plurality of candidates of said attribute of said general destination input by said input section in an area containing said present position of said vehicle from said attribute data, and selects one of said candidates of said attribute corresponding to input from an operator, as said attribute of said general destination, and wherein said means for selecting said specific destination decides one of said candidates which obtains a shortest one of said routes searched as said specific destination. - View Dependent Claims (2, 3)
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4. A navigation system for a vehicle, comprising:
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an input section for inputting a general destination not specifying any specific points from a plurality of general destination candidates; a map data memory for storing map data; a vehicle position detecting section for detecting a present position of said vehicle; a destination data memory for storing destination data as information relating to said specific points; an attribute data memory for storing attribute data associating said general destination with said destination data; means for selecting an attribute of said general destination according to said general destination input, said present position of said vehicle, and said attribute data; means for selecting a plurality of candidates for a specific destination according to said general destination input, said selected attribute, and said destination data; route searching means for searching a plurality of routes from said present position of said vehicle to said selected candidates with reference to said map data; means for selecting said specific destination from said selected candidates; output means for outputting one of said routes searched which leads to said selected specific destination; and wherein said means for selecting said attribute of said general destination searches a plurality of candidates of said attribute of said general destination input by said input section in an area containing said present position of said vehicle from said attribute data, and selects one of said candidates of said attribute corresponding to input from an operator, as said attribute of said general destination, and wherein said means for selecting said specific destination decides one of said candidates which obtains a shortest one of said routes searched as said specific destination. - View Dependent Claims (5)
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Specification