发明名称 |
Call tariff separation unit calculates tariff warns if above set limit reduces phone bills |
摘要 |
A call tariff separation unit calculates the call tariff (Ke) from the time interval between advice of charge (AOC) pulses and compares this with a limit (Kmax) set using an authentication code (PIN) so as to give an acoustic warning or terminate the call.
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申请公布号 |
DE10133564(A1) |
申请公布日期 |
2002.01.24 |
申请号 |
DE2001133564 |
申请日期 |
2001.07.13 |
申请人 |
KLOEFFER, MICHAEL |
发明人 |
KLOEFFER, MICHAEL |
分类号 |
H04M15/02;(IPC1-7):H04M1/667 |
主分类号 |
H04M15/02 |
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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