发明名称 |
METHOD OF AND SYSTEM FOR AUTOMATICALLY SWITCHING BETWEEN FREE DIRECTORY ASSISTANCE SERVICE AND CHARGEABLE DIRECTORY ASSISTANCE SERVICE |
摘要 |
A method of redirecting a directory-assistance call includes receiving a directory-assistance request from a caller, determining via a free directory-assistance service whether information corresponding to the directory-assistance request is available, responsive to a determination that the information is available, presenting, to the caller, the information free of charge to the caller and, responsive to a determination that the information is not available, redirecting the directory-assistance call to a chargeable directory-assistance service.
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申请公布号 |
CA2703768(C) |
申请公布日期 |
2013.06.18 |
申请号 |
CA20082703768 |
申请日期 |
2008.10.28 |
申请人 |
VOLT DELTA RESOURCES, LLC |
发明人 |
OLDACH, RICHARD J.;PELLEGRINO, MICHAEL;SCOTT, DWIGHT E.;DETRIE, ROBERT C. |
分类号 |
H04M3/493;H04M3/54 |
主分类号 |
H04M3/493 |
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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