发明名称 Navigation system enabled wireless headset
摘要 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.
申请公布号 US8108143(B1) 申请公布日期 2012.01.31
申请号 US20070960842 申请日期 2007.12.20
申请人 TESTER DAVID P.;U-BLOX AG 发明人 TESTER DAVID P.
分类号 G01C21/00;H04W24/00 主分类号 G01C21/00
代理机构 代理人
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