发明名称 MÉTODO E SISTEMA PARA PROVISÃO DE RETORNOS DE CHAMADA DE UM DISPOSITIVO DE RECEPÇÃO MÓVEL
摘要 A system and method for providing call-back in a mobile satellite system 10 includes generating a call-back signal at a mobile satellite receiving device 28 and wirelessly communicating the call-back signal to a head end 20 . Various methods, including wireless, cellular and WiFi networks may be used to communicate the signal.
申请公布号 BRPI0718822(A2) 申请公布日期 2013.12.03
申请号 BR2007PI18822 申请日期 2007.11.06
申请人 THE DIRECTV GROUP, INC. 发明人 JOHN L. NORIN;SCOTT D. CASAVANT;JORGE H. GUZMAN;SEAN S. LEE;BRIAN JUPIN
分类号 H04N7/173 主分类号 H04N7/173
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