发明名称 Communication system using multiple link terminals
摘要 A communication system has a communication infrastructure including at least two devices from the group including a cell tower, a first satellite constellation and a second satellite constellation, a stratospheric platform, that are coupled to user terminals through a plurality of dynamic links. The terminal monitors and changes the multiple and dynamic links as the position of the user terminal relative to the said at least two devices.
申请公布号 US7400857(B2) 申请公布日期 2008.07.15
申请号 US20010968352 申请日期 2001.09.28
申请人 THE DIRECTV GROUP, INC. 发明人 CHANG DONALD C. D.;BEATSON GRANT J.;LIM WAH L.;CHANG MING U.
分类号 H04B7/185;H01Q1/00;H01Q1/22;H01Q3/26;H04B7/04 主分类号 H04B7/185
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