echo cancellation

Research on Algorithm of echo cancellation within video conference system

电视会议系统中消回声处理的算法研究

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The department may serve notice to require the owners of premises emitting excessive noise to reduce it within a given period. Study on Adaptive Echo Cancellation and Noise Reduction

任何处所如发出过量噪音，该署可向处所拥有人发出消减噪音通知书，？令在限期内消减噪音。自适应回声抵消和噪声消除算法的研究

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During the war he had seen attempts at the Massachusetts Institute of Technology radar research laboratory to employ ordinary cathode ray tubes for echo cancellation, attempts which failed.

在战争期间，他知道麻省理工学院雷达实验室曾经做过这样的尝试，但是他们失败了。

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A New Nonlinear Preprocessing Solution Based on Frequency-shifting to Stereophonic Acoustic Echo Cancellation

一种新的用于立体声回波对消的基于频移的非线性预处理方法

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Adaptive algorithms are applied to real-time acoustic echo cancellation to improve the communication quality of teleconference.

将自适应算法应用于 实时 立体声回波对消,以提高电话会议的通信质量.

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In this paper, a sub-band stereo acoustic echo cancellation using human auditory characteristics is proposed.

提出一种利用人耳听觉特性的双声道回波抵消方法,与传统方法相比能够更快地收敛到“真实”回波路径.

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The echo cancellation technique is now widely used to implement the full-duplex communication in almost all telephone privacy systems.

几乎所有的电话保密系统都使用回波抵消技术来实现全双工通信。

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acoustic echo cancellation system based on microchip technology

基于单片机技术的声反馈抑制系统研究

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Simulation based on MATLAB shows that it is effective and works well in acoustic echo cancellation. Compared with full band NLMS algorithm, the method can obtain fast convergence rate and low misadjustment.

通过MATLAB仿真，表明本文采用的方法能有效降低回声对系统的影响，与全带NLMS算法相比，本算法具有较快的收敛速度和较低的稳态失调。

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The acoustic echo cancellation technique and Speech Enhancement technique have become hotspots in the communication world.

论文首先研究了用于声音通信系统中的声回波抵消技术.

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The results of computer simulation show that this method has a remarkable performance in echo cancellation.

实验结果表明,该方法具有良好的回波消除性能.

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Adaptive algorithms are applied to real-time stereophonic acoustic echo cancellation to improve the communication quality of teleconference.

将自适应算法应用于实时立体声回波对消，以提高电话会议的通信质量。

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In this paper, we propose a wavelet transform domain Newton/ LMS algorithm for stereophonic acoustic echo cancellation.

提出了一种小波变换域Newton/LMS多路回波消除自适应算法。

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Computer simulation results indicate that the simplified algorithms are effective channel echo cancellation.

通过计算机数值模拟仿真实验表明了简化后的算法的有效性.

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So, a new algorithm with two-filters for the echo cancellation is proposed.

本文提出一种使用双滤波器的回声消除算法.

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