发明名称 |
Method and arrangement for signalling in a wireless IP multimedia network and a wireless IP multimedia network terminal device |
摘要 |
The present invention relates in general to telecommunication networks and more specifically to a method and an arrangement for signalling in a wireless IP multimedia network and to a wireless IP multimedia network terminal device. With the help of the solution according to the presented invention 3GPP Core Network IP Multimedia Subsystem and all the products associated with that i.e. terminals, Media Gateway, Media Gateway Control Function, etc. can to support DTMF tones.
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申请公布号 |
US2003108020(A1) |
申请公布日期 |
2003.06.12 |
申请号 |
US20020291762 |
申请日期 |
2002.11.12 |
申请人 |
GARCIA-MARTIN MIGUEL-ANGEL |
发明人 |
GARCIA-MARTIN MIGUEL-ANGEL |
分类号 |
H04L;H04L12/56;H04L12/66;H04L29/06;H04M7/00;H04M9/00;H04W28/04;H04W76/02;H04W99/00;(IPC1-7):H04Q7/00 |
主分类号 |
H04L |
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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