发明名称 System and Method for Anticipating Wireless Signal loss to Provide Robust Location Based Services
摘要 A system and method for anticipating wireless signal loss and providing location based services in view of the anticipated wireless signal loss is disclosed.
申请公布号 US2012184300(A1) 申请公布日期 2012.07.19
申请号 US201213432688 申请日期 2012.03.28
申请人 CRANDALL EVAN STEPHEN;GREENSPAN STEVEN LLOYD;LIN WAYZEN 发明人 CRANDALL EVAN STEPHEN;GREENSPAN STEVEN LLOYD;LIN WAYZEN
分类号 H04W4/02 主分类号 H04W4/02
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