发明名称 Subscriber control of busy line interrupt and line treatment codes
摘要 The present invention deploys an intelligent voice response (IVR) unit to interface between the subscriber and the operational support system of the telephone system. After proper authentication, the subscriber can access control over certain predefined behaviors associated with the subscribed line connection, resulting in improved utility and functionality for the subscriber as well as improved busy line interrupt actions.
申请公布号 US7133515(B1) 申请公布日期 2006.11.07
申请号 US20020218722 申请日期 2002.08.14
申请人 SPRINT COMMUNICATIONS COMPANY L.P. 发明人 COOK FRED S.
分类号 H04M3/42 主分类号 H04M3/42
代理机构 代理人
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