echo cancellation

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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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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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 paper introduces acoustic echo cancellation algorithm that is based on the improved and variable step size nlms and it's dsp implementation.

介绍一种基于改进的可变步长规格化最小均方差（NLMS）回声消除算法研究和它的DSP实现。

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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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new adaptive algorithm for multiple echo cancellation

一种新的多重回波抵消的自适应算法

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when a room impulse response has a length of hundreds of milliseconds, the convergence rate of real-time acoustic echo cancellation adaptive algorithms and the non-uniqueness problem of stereophonic acoustic echo cancellation are discussed.

探讨了房间冲激响应为上百ms时，实时声回波对消自适应算法的收敛速度和立体声回波对消中的非唯一解问题。

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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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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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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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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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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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sub-band adaptive filtering ( saf) algorithm is a major method to deal with the acoustic echo cancellation ( aec) problem with long reverberation time.

子带自适应滤波算法是处理长阶声学回声抵消问题的重要方法之一。

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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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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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at present, the echo cancellation devices which in the main use the traditional adaptive filtering algorithm represented by the least mean square ( lms) algorithm have been widely used.

目前已得到广泛应用的回声消除器主要使用以最小均方（LMS）算法为代表的传统自适应滤波算法。

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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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aiming at the echo problem in communication, this study designed an adaptive echo cancellation with the algorithm of least mean square ( lms).

针对通信中的回波问题，基于自适应滤波的最小均方（LMS）算法，设计了一个自适应回波抵消器。

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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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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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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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