回声消除的英文

• ec echo cancellation

• "回声"英文翻译    echo; bounce back; reverbera ...
• "消除"英文翻译    eliminate; dispel; remove; c ...
• "回声消除器" 英文翻译 :    echo canceller ec
• "快速回声消除" 英文翻译 :    instant echo cancellation
• "数字回声消除器" 英文翻译 :    digital echo canceller
• "回声消除器测试系统" 英文翻译 :    ects echo canceller testing system
• "回声消失了" 英文翻译 :    the echoes died away
• "哼声消除" 英文翻译 :    antihum
• "哼声消除器" 英文翻译 :    antihum
• "降噪，噪声消除" 英文翻译 :    nr noise reduction
• "交流声消除" 英文翻译 :    humming elimination
• "原歌声消除" 英文翻译 :    vc vocal cancel
• "噪声消除" 英文翻译 :    abatement of noise; noise cancellation; noise cancelling; noise elimination; silencing of noise
• "噪声消除器" 英文翻译 :    antihum device; noise canceler; noise canceller; noise eliminator; noise killer; noise silencer; noise squelch; noise-killer
• "咝声消除器" 英文翻译 :    de esser; deesser
• "交流声消除器" 英文翻译 :    hum eliminator
• "量子噪声消除" 英文翻译 :    quantum noise reduction
• "脉冲噪声消除" 英文翻译 :    impulse noise blanking
• "噪声消除电路" 英文翻译 :    noise canceller circuit; noise cancelling circuit; noise-cancelling circuit
• "噪声消除调整" 英文翻译 :    noise cancel adjustment
• "噪声消除开关" 英文翻译 :    noise cancel switch; noise cancelled switch
• "噪声消除协会" 英文翻译 :    nas noise abatement society
• "噪声消除政策" 英文翻译 :    noise abatement policy
• "电键击声消除器" 英文翻译 :    key thump filter
• "电键喀喀声消除器" 英文翻译 :    key click filter

• Echo canceller ec
  回声消除器
• 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。
• To improve the speech quality , it is necessary to adopt such speech processing techniques like speech compression , voice activity detection , echo cancellation , jitter buffer and so on
  为了提高语音质量,需要采取一系列的语音处理技术,主要包括语音压缩技术、静音处理技术、回声消除技术、抖动缓冲技术等。
• The primary advances in speech and audio signal processing that contributed to multimedia applications are in the areas of speech and audio signal compression , speech synthesis , acoustic processing , echo control and network echo cancellation
  语音和音频信号处理的改进对多媒体应用的贡献在下述范围：语音和音频信号压缩、语音合成、声学处理、回声控制以及网络回声消除。
• Signal processing for acoustic echo control includes modeling of reverberation , design of dereverberation algorithms , echo suppression , double - talk detection and adaptive acoustic echo cancellation , which is still a challenging problem in stereo full - duplex communication environments [ 3 . 53 ]
  声学回声控制的信号处理包括回响模型、消回响算法设计、回声抑制、双方讲话检测以及适应回声消除，这仍然是立体声全双工通信环境中富有挑战性的问题。
• It can satisfy the voip application demand at enterprise level and then performs an adjustment test according the vital factors bringing big affection to the quality of voice , such as voice quality and delay of different encoding styles , packaging capacity and delay , echo cacellation algorithm and digital voice mixture algorithm
  此网关能够满足企业级的volp应用要求。并在此网关设备上针对对语音质量影响比较大的关键性因素进行了调整测试，如各类编码方式的话音质量与延迟、组包大小与延迟、回声消除算法、数字混音算法等。
• The remote - control unit has four functions as follow . ( 1 ) control the operation mode of the data transmitting end and receive the digital voice signal from it ; ( 2 ) process the voice signal with the aec ( audio echo cancellation ) arithmetic ; ( 3 ) compress the voice signal according to g . 711 and g . 722 standard ; ( 4 ) after the voice signal is processed with other digital signal including image information , data information and control information in the multiplexer , the information is transmitted to the mcu
  远程控制端的主要功能有： ( 1 )实现对发送端的控制，并接收其发来的数字音频信号； ( 2 )将接收到的语音信号进行回声消除处理； ( 3 )将数字语音信号进行压缩； ( 4 )将压缩后的语音信号同其它数字信号(包括图像信息、控制信息、数据信息等)进行多路复用后，再经过网络交换芯片通过网络传送至多点控制单元( mcu ) 。
• Section ii describes the design approach and implementation of speech module on mcf5249 coldfire core . the speech codec optimizes g . 729a codes and added voice activity detection of g . 729b to save bandwidth ; the implementation of acoustic echo cancellation uses nlms algorithm and it can reduce echo though designing adaptive fir filter and speech detector ; the dtmf and cpt generate signal using two second order digital sinusoidal oscillators and detect signal by picking up the frequency information . but only get the frequency information is not enough in cpt detector , this thesis introduces a method
  其中对语音编解码器的设计采用优化g . 729a代码达到设计要求,并在此基础上加入g . 729b的静音检测模块,以进一步降低网络传输带宽;对回声消除器的设计采用nlms算法,通过设计自适应fir滤波器和语音检测器达到回声消除目的;对双音多频设计,信号发生端采用构造静态参数表并通过二阶正弦振荡器产生信号,信号检测端提取频率信息以检测信号;对呼叫进程音设计,除了类似双音多频的信号发生及频率检测设计外,还需要检测信号持续时间,作者设计了一种基于匹配状态表的方法以检测信号持续时间。
• This article mainly discusses the basic theories and related protocol and technology of speech sound communication based on ip . the key discuss is the support of real - time services that is provided by the current ip network , codec and the acoustic - echo cancellation , as well as the dynamic monitor of network communication quality of service . it gains some conclusion by compare the merit and shortcoming between the h . 323 protocol and sip protocol and analyzing their bases : rtp / rtcp protocol
  本文主要论述基于ip的语音通信所涉及的基本理论和相关的协议与技术，重点论述当前ip数据网络对实时业务提供的支持、语音编码、回声消除和网络通信服务质量的动态监测，在协议的分析上比较h . 323和sip协议之间的优缺点，并具体分析这两个协议的基础： rtp rtcp协议。
• It solves a series of problems , such that the low sensitivity , no convenience , no beauty and so on . vk2000 adopts the usb port , plug - and - play , no any drive program , which combines microphone and sound box . it combs out the network echo and yawp , with the latest technology in full duplex audio and the microphone is good adapterization from the whole direction
  回声消除技术很好地解决了传统音频设备易产生网络回声，拾音灵敏度低噪音大等问题，保证了良好的双向通话效果它将麦克风和音箱集成一体，全向拾音，免提通话，拾音距离达到