发明名称 |
Telecommunication system |
摘要 |
<p>A telecommunication system including a mobile station, and means for a mobile station to receive voice-over Internet Protocol (VoIP) calls when it is roaming away from a home network, comprising: means for informing a serving GGSN of the International Mobile subscriber Identity (IMSI) of the called mobile station, and means for enabling a local VoIP control server to map a called MSISDN number to the IMSI number. <IMAGE></p> |
申请公布号 |
EP1071268(B1) |
申请公布日期 |
2006.09.20 |
申请号 |
EP19990305778 |
申请日期 |
1999.07.21 |
申请人 |
LUCENT TECHNOLOGIES INC. |
发明人 |
CASATI, ALESSIO;PALAT, KUMAR SUDEEP;YAMINI, HATEF;JANG, JIN |
分类号 |
H04L12/56;H04M7/00;H04L29/12;H04M3/00;H04W76/04;H04W80/04;H04W88/16;H04W88/18;H04W92/02 |
主分类号 |
H04L12/56 |
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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