发明名称 |
PACKET MODE SPEECH COMMUNICATION |
摘要 |
A packet mode (e.g. IP) group communication service layer is provided on top of a standard mainstream cellular radio network. Conceptually, the group communication layer comprises a pair of basic logical entities, an applicati on bridge and a call processing server (CPS). The bridge and the CPS run group service applications which communicate with group service application(s) in a mobile station MS over the IP connections provided by the radio network. The CPS is responsible for control plane management of group communications. The bridge is responsible for the real-time distribution of VoIP packets to the user terminals according to their group memberships over valid connections programmed by the CPS.
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申请公布号 |
CA2444406(A1) |
申请公布日期 |
2002.10.24 |
申请号 |
CA20022444406 |
申请日期 |
2002.04.12 |
申请人 |
NOKIA CORPORATION |
发明人 |
RAJAHALME, JARNO;TOYRYLA, HANNU;LOPPONEN, JUSSI;VIMPARI, MARKKU;BONTEMPI, RICHARD |
分类号 |
F03D7/00;F03D9/00;F03D11/00;H02P9/00;H04B7/26;H04L12/18;H04L12/56;H04L29/06;H04M3/533;H04Q1/02;H04W4/08;H04W4/10;(IPC1-7):H04Q7/22;H04Q7/28 |
主分类号 |
F03D7/00 |
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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