发明名称 |
Method and system for toll charge and rate inquiry service for portable numbers |
摘要 |
A toll charge and rate inquiry service for portable numbers allows a telephone system user to access billing and toll telephone charge information prior to establishing a telephone call connection between the telephone system user and a called party. The telephone toll charge information is extracted from a portable telephone number logical matrix. A telephone system user using the toll charge and rate inquiry service for portable numbers can use the telephone toll charge information to determine prior to establishing a telephone call connection whether to complete the telephone call to the called party with a toll charge. Upon request, the user is automatically connected to the called party.
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申请公布号 |
US5915005(A) |
申请公布日期 |
1999.06.22 |
申请号 |
US19970862282 |
申请日期 |
1997.05.23 |
申请人 |
MCI COMMUNICATIONS CORPORATION |
发明人 |
HE, JINGSHA |
分类号 |
H04M15/28;(IPC1-7):H04M15/00;H04M1/64;H04M3/42 |
主分类号 |
H04M15/28 |
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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