Patent ID: 6151552
Filing Date: 2000-11-21
Classification: G01C,G08G

Abstract:
A route guidance apparatus comprising:a voice generating device; anda guiding device for, every time a turning point for which guidance is to be provided existing on a route for reaching a destination is approached, providing travel guidance for the turning point by at least a voice generated from the voice generating device, whereinwhen the turning point for which guidance is to be provided is included in a traffic circle and the route turns to an exit road toward an outer side of the traffic circle therefrom at the turning point, the guiding device provides travel guidance specifying a number of the exit roads toward the outer side of the traffic circle from a current position to a target turning point for which the guidance is to be provided among exit roads toward the outer side of the traffic circle,wherein, when the turning point for which guidance is to be provided is included in the traffic circle and the route turns to an exit road toward an inner side of the traffic circle therefrom at the turning point, the guiding device provides travel guidance specifying a number of the exit roads toward the inner side of the traffic circle from a current position to a target turning point for which the guidance is to be provided among exit roads toward the inner side of the traffic circle.