Patent 8108143 was granted and assigned to U-blox on January, 2012 by the United States Patent and Trademark Office.
A method of enabling navigation from a headset is disclosed. The method generally includes the steps of (A) receiving a first signal transmitted by a device to the headset through a wireless personal area network, the first signal carrying assist data transmitted by an Assisted Global Positioning System server, (B) receiving a plurality of navigation signals transmitted by a navigation system to the headset and (C) calculating a current position of the headset at a first time using the assist data to lock onto the navigation signals.