Display method and apparatus for navigation system incorporating time difference at destination
First Claim
1. A display method for a navigation system, comprising the following steps of:
- examining a position of a destination and monitoring a current position of a user during a travel to the destination;
retrieving information on time zones and observation of daylight saving time at the current user position and the destination;
calculating an estimated time of arrival (ETA) at the destination based on a local time and daylight saving time of the destination using the retrieved information; and
informing the user of the ETA at the destination and a current time.
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Abstract
A display method and apparatus for a navigation system calculates and displays an estimated time of arrival (ETA) by a standard time at the destination and a POI (Point of Interest) open/close status at arrival, and a time zone change notice when a user crosses a boundary of the time zones. The display method includes the steps of: examining a position of a destination and monitoring a current position of a user during a travel to the destination; retrieving information on time zones and observation of daylight saving time at the current user position and the destination; calculating the ETA at the destination based on a local time and daylight saving time of the destination using the retrieved information; and displaying the ETA at the destination and a current time.
106 Citations
30 Claims
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1. A display method for a navigation system, comprising the following steps of:
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examining a position of a destination and monitoring a current position of a user during a travel to the destination;
retrieving information on time zones and observation of daylight saving time at the current user position and the destination;
calculating an estimated time of arrival (ETA) at the destination based on a local time and daylight saving time of the destination using the retrieved information; and
informing the user of the ETA at the destination and a current time. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A display apparatus for a navigation system, comprising:
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means for examining a position of a destination and monitoring a current position of a user during a travel to the destination;
means for retrieving information on time zones and observation of daylight saving time at the current user position and the destination;
means for calculating an estimated time of arrival (ETA) at the destination based on a local time and daylight saving time of the destination using the retrieved information; and
means for informing the user of the ETA at the destination and a current time. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30)
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Specification