According to these characteristics,a modified adaptive echo canceller based on sliding-window NLMS adaptive filtering algorithm and simplified nonlinear processor is presented. The structure of the proposed echo canceller as well as its composing modules is introduced.
该文利用NLMS算法的滑动窗自适应滤波器和简化非线性处理器设计,实现一种数字可视电话系统中的G.168自适应回声消除器,介绍其基本结构和各个功能模块的算法,并以ARM 920T为硬件平台实现该系统。
参考来源 - 数字可视电话系统中的G.168回声消除技术·2,447,543篇论文数据，部分数据来源于NoteExpress
A communication system (10) having an echo canceller (20) is disclosed.
公开一种具有回波消除器(20)的通信系统(10)。
It is important to understand that the echo canceller is meant to improve the quality on the remote end.
重要的是要明白，回声消除用来提高远端用户接收到的语音质量。
The new adaptive filter can be used as an echo canceller in ISDN U-interface full-duplex transmission system.
这种滤波器适用于ISDN U—接口全双工传输系统中作为自适应回波消除器。
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