ECH (Echo Canceller Hybrid System) is used to remove sidetones.
消除侧音采用了回波相消技术。
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)。
The basic components of an echo canceller are an adaptive filter, and a double-talk detector.
回声消除器的基本组成部分是一个自适应滤波器，和一个双向通话检测器。
We developed a low complexity echo canceller suitable for double talk cases on DSP TMS320DM642.
以TMS320 DM 642定点DSP为平台，实现了一种低复杂度并适应双端会话情况的回声抵消器。
The performance of the adaptive algorithm can directly affect the effect of the echo canceller.
自适应算法的性能直接影响着回波消除器的效果。
There also is a little more inherent delay, which may make the use of an echo canceller mandatory.
由于固有的延时，这就使得必须采用回音消除。
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。
It is important to understand that the echo canceller is meant to improve the quality on the remote end.
首要的是要熟悉打听，反响打消用来进步远端用户接管到的语音质量。
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。
NLMS algorithm is adopted and echo canceller is implemented by using DSP TMS320C5402 of TI Co. as disposal unit.
在设计中采用了NLMS算法，利用TI公司的DSP TMS320C 5402作为处理单元实现了回声抵消。
This paper also talked about the application of "block search adaptive algorithm" in the echo canceller theory and pr...
本文还论述了“区间自适应算法”在回声抵消器理论与实践中的应用。
This paper is focused on the adaptive echo canceller, which includes the electric echo canceller and the acoustic echo canceller.
本论文主要研究自适应回波消除器，包括电回波消除器和声回波消除器两个方面。
In order to analyze these algorithms better in the actual environment, we have designed an echo canceller data acquisition system.
同时，为了更好的分析各种算法在实际语音环境下的性能，我们还制作了一个回声抵消数据采集系统。
Realization of a practical and integrated adaptive echo canceller applies in high speed full duplex Modem is proposed in this paper.
本文提出了一种实用、完整的自适应回波抵消器，可用于实现高速调制解调器的二线全双工传输。
Then according to the implementation of the echo canceller, we discuss the applied methods to improve the convergence speed and reduce the computation complexity.
第四章结合回波消除器的实现，研究了加快收敛的实用方法和减少回波消除器计算量的措施。
Based on building up a model of echo canceller, the convergence of gradient-type stochastic adjustment algorithm of an adaptive filter under the mean-squared error criterion is discussed.
在建立回波抵消器模型的基础上，按最小均方误差准则，导出了自适应滤波器抽头的统计梯度算法和抽头调节的收敛公式。
NLMS (normalized least mean square) algorithm is widely used in echo canceller. However, due to high correlation of speech signals, the performance of echo canceller based on NLMS is depressed.
NLMS算法是回声消除器中最常用的算法之一，然而语音信号的强相关性使NLMS(归一化最小均方)算法的收敛速度变慢。
NLMS (normalized least mean square) algorithm is widely used in echo canceller. However, due to high correlation of speech signals, the performance of echo canceller based on NLMS is depressed.
NLMS算法是回声消除器中最常用的算法之一，然而语音信号的强相关性使NLMS(归一化最小均方)算法的收敛速度变慢。
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