发明名称 Method of initiating a call feature request
摘要 A method of allowing a telephone network user to initiate a call feature request during an in-progress call using a conventional touch tone telephone with a telephone handset and conventional touch tone telephone keys. The method includes receiving and recognizing a touch tone signal resulting from the user pressing one or more of the telephone keys, recognizing a user spoken predetermined voice command, then interpreting the touch tone signal and voice command as a request for a call feature. The call feature is then provided in accordance with the request
申请公布号 US6504912(B1) 申请公布日期 2003.01.07
申请号 US19980111302 申请日期 1998.07.07
申请人 AT&T CORP. 发明人 GLOSSBRENNER KENNETH C.
分类号 H04M3/42;(IPC1-7):H04M1/64 主分类号 H04M3/42
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