Patent ID: 7412328
Filing Date: 2008-08-12
Classification: B61L,G01C,G08G,H04N

Abstract:
1. A navigation system for a vehicle, said navigation system comprising: a communication port in a vehicle; a hand held portable unit, said hand held portable unit having a position locator and being capable of establishing a geographical position of said hand held portable unit; a wireless communication between said hand held portable unit and said communication port when said hand held portable unit is in the vehicle; wherein said hand held portable unit is removable from the vehicle by an occupant of the vehicle and is not part of an integrated computer within the vehicle, said hand held portable unit being separated from the vehicle and distant from the vehicle when said hand held portable unit is removed from the vehicle; and an information display on, at or within an interior rearview mirror assembly of the vehicle, said information display displaying navigational information for viewing by a driver of the vehicle, said navigational information being derived from said wireless communication between said hand held portable unit and said communication port.