发明名称 Echo detection and monitoring
摘要 Echo detection and monitoring systems and methods are provided. According to the invention, the outgoing and incoming voice bearer channels of a voice communication are monitored. The outgoing and incoming signals are time aligned, and measures are then taken to determine whether echo is present in the signal. In accordance with an embodiment of the present invention, the outgoing signal is fed through an adaptive filter.
申请公布号 US6937723(B2) 申请公布日期 2005.08.30
申请号 US20020280801 申请日期 2002.10.25
申请人 AVAYA TECHNOLOGY CORP. 发明人 BOLAND SIMON DANIEL;SCHREUDER JAMES D.;SRIDHARAN SUBRAMANIAN;MASON MICHAEL WILLIAM;COOK JAMES ALLEN
分类号 H04M1/00;H04B3/23;(IPC1-7):H04M1/00 主分类号 H04M1/00
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