System and method for facility search
First Claim
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1. A navigation system for use in a vehicle equipped with a function of a facility search comprising:
- a first search area setting unit for setting a circular facility search area having a predetermined radius centered at a current position of the vehicle when a facility is searched for in a vicinity of the current position of the vehicle on a condition that a map matching function is not in effect and a navigation route is not being provided;
a second search area setting unit for setting a directional facility search area toward a traveling direction when a facility is searched for in a vicinity of the current position of the vehicle on a condition that the map matching function is in effect and the navigation route is not being provided; and
a third search area setting unit for setting a proximity facility search area along the navigation route when a facility is searched for in a vicinity of the current position of the vehicle on a condition that the navigation route is being provided.
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Abstract
A navigation system for use in a vehicle precludes a certain search area from a scope of a facility search based on a vehicle condition, sensor data, a vehicle travel history or the like for better serving a user by reducing a turnaround time.
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Citations
14 Claims
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1. A navigation system for use in a vehicle equipped with a function of a facility search comprising:
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a first search area setting unit for setting a circular facility search area having a predetermined radius centered at a current position of the vehicle when a facility is searched for in a vicinity of the current position of the vehicle on a condition that a map matching function is not in effect and a navigation route is not being provided;
a second search area setting unit for setting a directional facility search area toward a traveling direction when a facility is searched for in a vicinity of the current position of the vehicle on a condition that the map matching function is in effect and the navigation route is not being provided; and
a third search area setting unit for setting a proximity facility search area along the navigation route when a facility is searched for in a vicinity of the current position of the vehicle on a condition that the navigation route is being provided. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method of a facility search in a navigation system for use in a vehicle comprising:
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setting a circular facility search area having a predetermined radius centered at a current position of the vehicle when a facility is searched for in a vicinity of the current position of the vehicle on a condition that a map matching function is not in effect and a navigation route is not being provided;
setting a directional facility search area toward a traveling direction when a facility is searched for in a vicinity of the current position of the vehicle on a condition that the map matching function is in effect and the navigation route is not being provided; and
setting a proximity facility search area along the navigation route when a facility is searched for in a vicinity of the current position of the vehicle on a condition that the navigation route is being provided. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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Specification