搜索资源列表
ec_matlab
- 应用nlms自适应滤波算法进行回声消除的matlab程序,很简单。-application nlms adaptive filtering algorithms eliminate echoes of Matlab procedures, is very simple.
echo_canceller
- 自适应滤波中128ms回声消除VC6.0程序
work.rar
- 设计一M阶自适应回波抵消器,已u(n)作为系统输入,d(n)作为系统期望响应,其中d(n)中混有u(n)的回声,信号以8kHz采样,现要求回波抵消器可以消除16ms之内的回声,The design of a M-order adaptive echo cancellation, and have u (n) as the system input, d (n) as a system to respond to the expectations, in which d (n) in a mixt
EchoCancellationinIPTelephoneSystem
- 分析了IP 电话系统中回声的特点, 并针对其回声具有路径延迟、延迟抖动大等特点, 提出 了一种基于延迟分析的自适应回声消除器设计的新思想和相关算法。介绍了自适应回声消除器的 基本结构及各个功能模块, 例如: 变阶数自适应滤波器, 语音状态检测器, 延迟分析器和NLM S 算 法控制器. 本文还详细论述了以TM S320C6201DSP 为硬件平台来实现能运用在IP 电话网关中的 自适应回声消除器及其在IP 电话系统中的连接关系。在文章的最后, 列举了对自适应回声消除器
Adaptivefilterapplications
- 应用自适应过滤器实现信道均衡、消除回声和通过有源噪声控制衰减噪声-Adaptive filter to achieve channel equalization, echo and through the elimination of active noise control noise attenuation
FLMS.ZIP
- 这是一个很好的频域分块自适应滤波的程序,应用于回声消除上,并与NLMS自适应滤波做了运行速度的比较,FLMS比NLMS快几十倍。-This is a very good frequency-domain block adaptive filtering procedure applied to echo cancellation, and comparison with the NLMS adaptive filter for speed, FLMS several times faster t
adaptivefilterecho
- C语言编程使在有回声的情况下,能自适应地消除回声。-C language programming to the case where echo can be adaptive to eliminate echo.
ip
- 介绍了一种用于ip电话的自适应回声消除器,采用LMS自适应滤波器实现。首先通过MATLAB进行LMS算法的步长选择,并用生成的符合G.168要求的带限CCS测试信号对回声消除器的性能进行了测试-Introduced a kind of adaptive echo cancellation ip phone device, using LMS adaptive filter. Carried out by MATLAB first step LMS algorithm selection, and
lms
- 通信系统中,扬声器传出的信号,经过空间环境的多重反射叠加后到达传声器,形成声学回声,严重影响通信质量。回声消除是通过自适应滤波器来模拟实际回声路径的冲击响应,从而估计出回声,并从麦克风信号中减去,用到的算法有: 算法, 算法, 算法等。本程序,应用LMS算法,实现回声抵消功能-LMS algorithm is used to achieve echo cancellation function
VOIP
- 阐述回声消除技术原理,介绍自适应回声消除器基本结构,分析两类消除回声的基本算法,并提出基于两类算法的几种改进型算法,为提高IP电话的话音质量提供一定的参考。- The element of the echo cancellation and the configuration of the adaptive echo canceller is first in troduced in this paper. It also analyzed two kinds of basical go ri
Ec_test
- 改程序是本人在vs2008环境下编译通过的自适应滤波器的回声消除程序,运用了NLMS算法消除回声,效果还不错!-Change the program I compiled in vs2008 environment through the adaptive filter echo cancellation procedures, the use of the NLMS algorithm to eliminate echo, the results were pretty good!
lmn4op.ZIP
- 自适应回声消除的初期迭代统计学模型及改进算法Adaptive echo cancellation of initial iterative statistical model and algorithm-Adaptive echo cancellation of initial iterative statistical model and algorithm
TFFLMSZIPh
- 这是一个很好的频域分块自适应滤波的程序,应用于回声消除上,并与NNLMS自适应滤波做了运行速度的比较,FLMS比NLMS快几十倍。 -This is a good frequency-domain block adaptive filtering program on the used in echo cancellation and speed comparison with NNLMS adaptive filtering FLMS several times faster than t
AEC
- 基于LMS算法和NLMS算法的自适应声回波消除器AEC,实现的主要功能是:在用户对电视发出的指令混杂了电视扬声器的声学回声的情况下,滤掉电视声音得到较为纯净的用户语音指令信号。-The main function of the adaptive filter based on the LMS algorithm and the NLMS algorithm is mixed: in the instruction issued by the user on the television TV s
dsp
- 实现功能 1) 在用户界面设置录音时长并实时录音 2) 调节放音幅度、播放原声并进行时域、频域绘图 3) 对收集的声音进行倒放处理并播放 4) 对收集声音进行回声处理并播放,比对时域波形 5) 对收集声音进行回响处理并播放,比对时域波形 6) 对经过回声处理的声音进行回音消除并比对时域波形 7) 采用自适应滤波器消除采集声音中的环境噪音 8) 设计相应的滤波器组成均衡器对收集的声音进行处理并播放 9) 男女声识别 10) 设计参数可调的滤波器对采集的声音进
NLMS_AEC
- 频域归一化的自适应滤波消除回声,效果非常不错-Frequency domain normalization of adaptive filtering to eliminate echo, the effect is very good
回声消除AEC
- 基于NLMS,RLS等算法的自适应回声消除。(Adaptive echo cancellation based on NLMS, RLS and other algorithms.)
5.1 自适应滤波器法
- 自适应滤波器,用于回声消除,噪声消除等等(Adaptive filters are used for echo cancellation, noise cancellation and so on)
test3
- 自适应回声消除,现代信号处理,张贤达,第三版(Adaptive echo cancellation)
pbfdaf
- 自适应滤波, 回声消除, matlab, 分段自适应滤波(Adaptive filtering, echo cancellation, MATLAB, segmented adaptive filtering)
