发明名称 |
AUSTAUSCH UND GEBRAUCH VON GLOBAL-EINDEUTIGEN GERÄTEIDENTIFIKATOREN ZUR INTEGRATION VON LEITUNGSVERMITTLUNG UND PAKETVERMITTLUNG |
摘要 |
A system and method of exchanging GRUUs (Globally Routed User Agent URI (Uniform Resource Identifier)) between a first telephony-enabled device and a second telephony enabled device using a circuit-switched message is provided. Once exchanged, the telephony enabled devices can exchange SIP (session initiated protocol) communications routed by the GRUUs. Any one of the telephony-enabled devices can add a media component to the SIP communications. Also a system and method of generating GRUUs is provided. According to another aspect, a system and method of handing off communications to a packet switched network from a circuit switched network is provided. |
申请公布号 |
AT400962(T) |
申请公布日期 |
2008.07.15 |
申请号 |
AT20050107717T |
申请日期 |
2005.08.23 |
申请人 |
RESEARCH IN MOTION LIMITED |
发明人 |
ALLEN, ANDREW;BUCKLEY, ADRIAN |
分类号 |
H04L29/08 |
主分类号 |
H04L29/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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