Patent ID: 8190358
Filing Date: 2012-05-29
Classification: G01C,G08G

Abstract:
1. A navigation apparatus comprising: a map data acquiring unit for acquiring map data including data about roads where a car pool lane is also provided; a current position determining unit for determining a current position; an input unit for inputting a destination; a setting unit for setting up a vehicle type; and a route searching unit for, when including a road where a car pool lane is also provided in a recommended route at a time of searching for a route from the current position determined by said current position determining unit to the destination inputted by said input unit on a basis of the map data acquired by said map data acquiring unit, changing a setting value of a distance to be traveled according to a number of lanes which are crossed at least one of: during travel from the current position on said road, which is determined by the current position determining unit, or from an entrance of said road, to an entry to said car pool lane, and during travel from an exit from said car pool lane to an exit from said road, and according to the vehicle type set up by said setting unit, selecting an entrance or an exit of the car pool lane each of which is located at a location dependent upon said changed setting value, and then determining the recommended route in such a way that the recommended route includes said entrance or said exit of the car pool lane.