Navigation device
First Claim
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1. A navigation device, comprising:
- storage means for storing map data containing road time restriction information;
route searching means for searching a route to a destination referring to the map data stored in the storage means, wherein when a road with time restriction is present in an optimal route to the destination, the route searching means outputs the optimal route to the display means, and at the same time searches a route by-passing the road with time restrictions and outputs the route by-passing the road with time restrictions to display means;
the display means for displaying the route or routes searched by the route searching means; and
selection means which allows a user to select either the optimal route or the route by-passing the road with time restrictions.
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Abstract
A navigation device of the present invention searches a route to a destination referring to map data containing time restriction information with respect to roads.
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Citations
14 Claims
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1. A navigation device, comprising:
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storage means for storing map data containing road time restriction information;
route searching means for searching a route to a destination referring to the map data stored in the storage means, wherein when a road with time restriction is present in an optimal route to the destination, the route searching means outputs the optimal route to the display means, and at the same time searches a route by-passing the road with time restrictions and outputs the route by-passing the road with time restrictions to display means;
the display means for displaying the route or routes searched by the route searching means; and
selection means which allows a user to select either the optimal route or the route by-passing the road with time restrictions. - View Dependent Claims (2, 3)
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4. A navigation device, comprising:
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storage means for storing map data containing road time restriction information;
route searching means for searching a route to a destination referring to the map data stored in the storage means;
display means for displaying the route searched by the route searching means, wherein the display means displays details of the time restriction when a road with time restrictions is present in the route searched by the route searching means; and
setting means allowing a user to determine whether or not to avoid traveling on roads with time restrictions. - View Dependent Claims (5)
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6. A navigation apparatus, comprising:
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a route searching section configured to search for a plurality of routes from a starting point to a destination;
a display configured to display the plurality of routes searched by the route searching section; and
an interactive selector configured to allow a user to select a particular route from the plurality of routes, wherein the plurality of routes includes an optimal route and at least one by-pass route, wherein the route searching selection is configured to search for the at least one by-pass route if the optimal route includes roads with time restrictions. - View Dependent Claims (7, 8)
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9. An interactive route selection apparatus for navigation, comprising:
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an interactive selector configured to receive from a user start and destination information and time restriction information with respect to roads;
a database configured to store map data information including time restriction information with respect to roads;
a route searching section configured to search for a route from the start to destination based on both the user-entered information and the database information; and
a display configured to display the route searched by the route searching section, wherein after the route is displayed on the display, the interactive selector allows the user to add, delete, and/or modify time restriction information of roads along the route, the route searching section searches for an updated route from the start to destination based on both the updated user-entered information, and the display displays the updated route searched by the route searching section. - View Dependent Claims (10, 11, 12, 13, 14)
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Specification