Patent ID: 6317687
Filing Date: 2001-11-13
Classification: B60R,G01C

Abstract:
A vehicle navigation apparatus, in which navigation guidance is provided to guide a driver of a vehicle along a predetermined route to a selected destination, comprising:present position detecting means for detecting the present position of the vehicle;information storing means for storing map information and guidance information;route storing means for storing route information;request means, responsive to an input by the driver, for generating a request signal for requesting a next guidance point on a current route;guide point approach judging means for determining if the detected present position is at a guidance point on the current route and for automatically outputting a request signal for requesting information regarding the guidance point, in accordance with said determination;control means for retrieving, responsive to a request signal, guidance information regarding a guidance point from said information storing means and processing the retrieved guidance information, on the basis of the detected current position and the route information stored in said route storing means, for determining whether the request signal has been generated automatically or by said request means and for cancelling, if it is determined that the guidance information has been requested by said request means, guidance currently being provided and providing the requested information regarding the next guidance point; andguidance output means for outputting, in voice form, the guidance information processed by said control means.