发明名称 METHOD AND SYSTEM FOR SIGNALLING THE TRANSFER OF VOICE CALLS BETWEEN ACCESS POINTS IN A WIRELESS LOCAL AREA NETWORK
摘要 A method for signalling a transfer of a voice call communicated between a wireless device and a second device from a first access point to a second access point in a wireless network, the second device coupled to the first and second access points through a server, the method comprising: receiving at the server from the wireless device a message indicative of a pending transfer between the first and second access points, wherein the wireless device determines whether to send the message by monitoring a characteristic of signals received from each of the first and second access points; and, sending from the server to the second device a message indicative of the pending transfer to thereby prepare the second device for a possible interruption of the voice call.
申请公布号 CA2574197(C) 申请公布日期 2013.09.24
申请号 CA20072574197 申请日期 2007.01.17
申请人 RESEARCH IN MOTION LIMITED 发明人 WANG, JAMES;RAWLINS, RUDY
分类号 H04W36/08;H04W24/00;H04W36/00;H04W36/12;H04W76/04;H04W80/04;H04W84/12 主分类号 H04W36/08
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