发明名称 Voice gateway with echo cancellation
摘要 A network gateway is configured to facilitate on line and off line bi-directional communication between a number of near end data and telephony devices with far end data termination devices via a hybrid fiber coaxial network and a cable modem termination system. The described network gateway combines a QAM receiver, a transmitter, a DOCSIS MAC, a CPU, a voice and audio processor, an Ethernet MAC, and a USB controller to provide high performance and robust operation. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or the meaning of the claims.
申请公布号 US6912209(B1) 申请公布日期 2005.06.28
申请号 US20000706587 申请日期 2000.11.03
申请人 BROADCOM CORPORATION 发明人 THI JAMES C. H.;HARTMAN DAVID
分类号 H04B3/23;H04J3/06;H04L12/28;H04L12/66;H04L29/06;H04M7/00;(IPC1-7):H04B3/20 主分类号 H04B3/23
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