echo n. (pl. echoes) 1.回声,反响;共鸣,反映。 2.重复,摹仿;摹仿者;应声虫。 3.【音韵学】与上句末音押韵的诗句。 4.〔E-〕 【希腊神话】山林的女神。 5.(雷达的)回波,反射波。 find an echo in sb.'s heart 得人共鸣。 to the echo 大声,高声 (applaud [cheer] to the echo 大声喝彩)。 vt. 1.使反响。 2.模仿,重复。 3.反射(声音等)响。 echo sb.'s words 随声附和。 vi. 1.发出回声,共鸣 (with)。 2.重复。 3.(桥牌战中)打出报信牌。
Techniques for choosing digital echo canceller 数字回音抵消器的选择方法
Decorrelation technique in adaptive acoustic echo canceller system 立体声回波对消中的去相关方法研究
The design and implementation of multi echo canceller in satellite communication system 卫星通信系统群路回音消除器方案设计与实现
Echo canceller ec 回声消除器
The testing results show that the performance of the echo canceller exceeds the requirements specified by itu recommendation g . 165 测试结果表明,回波抵消器的性能超出或达到了g . 165建议标准的要求。
The echo canceller includes an adaptive finite impulse response filter that generates an adaptive filter weight vector 此?音消除系统由一适应性有限脉冲响应滤波器所组成,它能产生一组适应性滤波器权值向量。
In this paper , an echo canceller based on nlms algorithm and geigle algorithm is implemented on tms320c5402 digital signal processor ( dsp ) 本文采用tms320c5402dsp实现了基于nlms算法和geigle算法的回波抵消器。
In chapter , the echo cancellation technique in ip gateway is studied . after that , we discuss the implement of echo canceller based on dsp 最后研究ip电话网关上的回声消除技术,给出基于dsp的回声消除器的软硬件实现。
And the main focus is the design , implementation and testing of an adaptive line echo canceller and a vocoder based on multi - band excitation ( mbe ) model 主要工作是设计并实现电话线路自适应回波抵消器和基于多带激励模型的语音编解码器。
In chapter 2 , many kinds of adaptive filter algorithms are discussed . this section analyzes the least mean squares ( lms ) , normalized lms ( nlms ) and recursive least squares ( rls ) algorithms , and evaluates their performance as acoustic echo canceller 分析了最小均方误差( lms )算法、归一化的最小均方误差( nlms )算法和递归的最小二乘( rls )算法,并且结合声回波抵消算法评估了它们的性能。