Patent ID: 6366834
Filing Date: 2002-04-02
Classification: G04G

Abstract:
A time display method for displaying the present time in a vehicle in consideration of a delay time from a standard time, the method comprising:storing a delay time from the standard time for each of a plurality of geographic regions, and, where a region includes a plurality of time zones, storing respective delay times and boundary information for specifying a region portion associated with each time zone; monitoring the present position of the vehicle and detecting a region in which the vehicle is present; where the region in which the vehicle is present is associated with only one time zone, as determined by referring to said stored information, providing a time display on the basis of the delay time corresponding to the time zone associated with the region in which the vehicle is present; and where the region in which the vehicle is present is associated with a plurality of time zones, determining the region portion in which the vehicle is present on the basis of said boundary information and said vehicle present position, and providing a time display on the basis of the delay time corresponding to the time zone associated with the region portion in which the vehicle is present.