Patent ID: 8843310

Claim:
A navigation device comprising: a processor for generating, from map data, a digital map for the display to a user; a store for said map data and data defining the location of points of interest on said digital map; a display for displaying said digital map to said user; a short-range radio transceiver for receiving signals from and transmitting signals to computer systems that are each associated with a respective point of interest; and a wireless network control module that is configured to energize said short-range radio transceiver for the exchange of signals having determined a current location of said navigation device is within wireless communications range of a point of interest, wherein the wireless network control module is configured to: interrogate a database for points of interest and energizing said short-range radio transceiver having determined the current location of said navigation device is within wireless communications range of the point of interest, wherein said interrogated database results in no information for the point of interest, energizing said short-range radio transceiver as said short-range radio transceiver is within wireless communications range of a point of interest of a predetermined type, and connect to a computer system only having determined the navigation device has been stationary for at least a predetermined period of time.