Patent ID: 8688362

Claim:
A method of providing navigational notifications, the method comprising: identifying a current route; determining whether the current route is a familiar path comprising: storing a list of route segments over which a device has traveled; storing a number of times the device has traveled each of the route segments; storing dates when the route segments were traveled; computing a route familiarity quotient based on the number of times a route segment was traveled and how long ago the route segment was traveled; comparing the route familiarity quotient to a predetermined threshold to determine whether the route is to be classified as familiar; and varying a frequency of the navigational notifications based on whether the current route is a familiar path and also based on one or more of weather data, road condition data and traffic data, wherein the one or more of the weather data, road condition data and traffic data are received wirelessly by a radiofrequency transceiver of the device.