发明名称 METHOD AND SYSTEM FOR DEVICE SWITCHING THROUGH A SERVER
摘要 A telecommunication system and method for seamlessly switching mobile devices during a conversation without placing the conversation on hold or otherwise parking the conversation.
申请公布号 US2009097628(A1) 申请公布日期 2009.04.16
申请号 US20070869937 申请日期 2007.10.10
申请人 YAP SHEN-YUAN;GRAY MICHAEL;JAMES JR ROBERT J;GISBY DOUG 发明人 YAP SHEN-YUAN;GRAY MICHAEL;JAMES, JR. ROBERT J.;GISBY DOUG
分类号 H04M3/42 主分类号 H04M3/42
代理机构 代理人
主权项
地址