发明名称 |
TELEPHONE FRAUD DETECTION AND PREVENTION |
摘要 |
A system and method for detecting and preventing a fraudulent telephone call in telecommunication system is provided. First, a termining number of a first call and an originating number of a second call are received from a telecommunication network. The terminating number of the first call is compared with the originating number of the second calls which are originated within a predetermined time period from a termination of the first call. After comparison, it is determined whether the first and the second calls are fraudulent telephone calls.
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申请公布号 |
WO0143402(A2) |
申请公布日期 |
2001.06.14 |
申请号 |
WO2000US42742 |
申请日期 |
2000.12.11 |
申请人 |
MCI WORLDCOM, INC. |
发明人 |
HARRISON, ANNA, L.;JACKMAN, ERIN, C.;MARCHAND, DEAN |
分类号 |
H04M3/00;H04M11/00;H04M15/00;(IPC1-7):H04M/ |
主分类号 |
H04M3/00 |
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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