Patent ID: 6313761
Filing Date: 2001-11-06
Classification: G08G

Abstract:
A navigation apparatus with an automatic navigation data receiving operation function for receiving updated traffic information from a traffic information service, comprising:positioning means for finding a present position;map data retrieving means for retrieving map data from a map database;map display means for displaying a map in accordance with said map data retrieved by said map data retrieving means;input means for enabling a user to select one of two utilization methods of said traffic information service by entering one of a desired geographic position and a time to receive information from said traffic information service, wherein said input means is manipulated by said user for entering one of said desired geographic position and said time before one of said geographic position and said time is reached;memory means for storing one of said desired geographic position and said time to receive information;access means including a modem and a wireless telephone for accessing said traffic information service; anddecision means for controlling said access means and said map display means, whereinsaid decision means automatically receives said updated traffic information from said traffic information service through said access means via said modem by having said wireless telephone call said traffic information service and said map display means displays said traffic information received by said decision means on said map when said decision means decides that one of said present position matches said desired geographic position and said time is reached.