Method and apparatus for detecting arrival at new city and producing information on new city

摘要

An apparatus and method for a navigation system to detect arrival to a new city and provide information on the city such as dining, lodging, popular sightseeing place, etc. to the user. In addition, it can also provide the user a list of his or her friends in the new city according to an address book or from social networking websites. The navigation includes a detecting unit communicatively coupled with a position measuring device and a map information memory to detect whether the user is entering a new city by determining whether the user is moving across the new city border line. Further, the detecting unit indicates the user is entering a new city when the user is moving a predetermined distance away from an airport. Further, the new city information may not be shown if the user has visited the city before within a predetermined period.

主权项

1. A portable navigation system comprises:
a display unit configured to display images for navigation operations including map images; a position measuring unit adapted to receive information about current location of a user; at least one database to store and provide maps, map attributes, road networks, geographical features, and point-of-interest (POI) information; a detecting unit communicatively coupled with the position measuring unit and the database and configured to automatically detect whether the user is entering a new city selected based on a range of population; and an information providing unit configured to produce new city information wherein the detecting unit causes to change the images on the display to a new city message screen when the user is entering a new city of the selected population range where the new city message screen is configured to allow the user to request new city information; and wherein the information providing unit causes to produce the new city information requested by the user on the display.