发明名称 |
METHOD FOR SUPPORTING PRESENCE BASED SERVICES |
摘要 |
The aim of the invention is to enable a PSTN subscriber or IP subscriber to transmit presence information by means of a normal standard telephone terminal and to also indicate that he can be reached at this time by means of a specific standard telephone terminal. Said problem can be solved with the aid of a telephone exchange device. |
申请公布号 |
WO2005025181(A1) |
申请公布日期 |
2005.03.17 |
申请号 |
WO2004EP51907 |
申请日期 |
2004.08.25 |
申请人 |
SIEMENS AKTIENGESELLSCHAFT;UNGER, STEFAN |
发明人 |
UNGER, STEFAN |
分类号 |
H04L29/08;H04L29/12;H04M7/00 |
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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