发明名称 Telephone answering apparatus and method for confirming an acoustic command signal
摘要 A telephone answering apparatus for confirming an acoustic command signal includes a controller operatively connected to an acoustic signal detector and to an acoustic signal generator. The controller initiates the transmission of an acoustic response signal to a remote user in response to the detection of an acoustic command signal.
申请公布号 US6643358(B2) 申请公布日期 2003.11.04
申请号 US19980085278 申请日期 1998.05.27
申请人 3COM CORPORATION 发明人 BRABLEC MILOS
分类号 H04M1/65;(IPC1-7):H04M1/64 主分类号 H04M1/65
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