发明名称 |
METHOD FOR TARIFF CALCULATION OF PBX CALLS AND TARIFF SCALE OF CHARGES THEREFOR |
摘要 |
Charge counter system for PBX comprising cable status analysers with line detectors and digital tariff call cost counters connected to a common controller, characterized in that (n) subscriber's telephones (Ab1.. Abn) connected in parallel to a private branch exchange (CA) through one common already known detector of subscriber's lines (DLA) and (m) inter-exchange lines (1LM...mLM) of a superior municipal exchange (CM) which are connected in parallel to the private branch exchange (CA) through a common already known detector of inter-exchange lines (DLM) have the both already known detectors of subscriber's lines (DLA) and inter-exchange lines (DLM) on the signal output connected to the common detector of private branch exchange state (DSCA) whose output is connected to the call charge counter system (UT).<IMAGE>
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申请公布号 |
PL163398(B1) |
申请公布日期 |
1994.03.31 |
申请号 |
PL19900287190 |
申请日期 |
1990.10.05 |
申请人 |
DGT SP.Z OO |
发明人 |
ADLER ANDRZEJ;OSSOWSKI BERNARD;LESKO GRZEGORZ;KACZMARCZYK MIROSLAW;KOWALSKI ARTUR;SZULC JANUSZ;GASINSKI PIOTR |
分类号 |
H04M15/10;(IPC1-7):H04M15/10 |
主分类号 |
H04M15/10 |
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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