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pre-emphasis
[ˈpriː ˈemfəsɪs]

  • 预加重
  • 预加强

网络释义专业释义

  预加重

预加重(Pre-emphasis):高速信号在距离传输过程中,其高频分量的衰减远大于低频分量, 所以需要对高频分量预先补偿,其目的是使信号在收端 频谱能量均...

基于778个网页-相关网页

  预先加强

... pre-editprograms事前编辑程序 pre-emphasis预先加强 pre-emphasisnetwork预加强网络 ...

基于151个网页-相关网页

  预强调

传送均衡(通常称为预强调pre-emphasis)或解强调(de-emphasis))是一种简单的方法,通常能有效地消除由发散所引起的ISI。

基于122个网页-相关网页

  强调

传送均衡(通常称为预强调pre-emphasis)或解强调(de-emphasis))是一种简单的方法,通常能有效地消除由发散所引起的ISI。

基于84个网页-相关网页

短语

pre-emphasis network 预加强网络 ; 预加重网络

pre emphasis 预修正 ; 预加重

pre-emphasis circuit 预加重电路

Pre-emphasis Filter 预加强滤波器

pre emphasis panel 预加重盘

pre emphasis factor 预加重系数

pre-emphasis of audio frequency 音频之预先加强

normal pre emphasis network 标准预加重网络

pitch pre-emphasis 基音预加重

 更多收起网络短语
  • 预加重 - 引用次数:17

    Preprocessing includes digitized speech signals, pre-emphasis, Sub-frame, plus windows, wavelet denoising and endpoint detection.

    处理过程包括数字化语音信号、预加重、分帧加窗、小波去噪和端点检测。

    参考来源 - 噪声背景下孤立词语音识别方法研究与仿真
    预加强 - 引用次数:1

    参考来源 - 高速通信系统中的模拟均衡器研究
    预均衡
    预强调
  • 预先加强
  • 前强调
    预先加强

·2,447,543篇论文数据,部分数据来源于NoteExpress

双语例句权威例句

  • Pre-emphasis, Voltage Swing, Slew Rate Control.

    预加重电压幅,控制

    youdao

  • The research of digital pre-emphasis gradient waveform generator.

    磁共振成像谱梯度通道数字化研究

    youdao

  • Continuously variable controls allow precise restitution of any pre-emphasis curve ever used.

    连续易变控制允许任一前重点曲线精确恢复性曾经被使用。

    youdao

更多双语例句
  • Much of the pre-match emphasis surrounded deposed England captain John Terry and the Chelsea defender was barracked at the start by a large section of the 80, 000 crowd.

    CNN: Crouch double secures England win over Egypt

  • There is also along with the marketisation of higher education there's a greater and greater emphasis on vocational and pre-career university courses and the advertising and marketing of vocational and pre-career - accounting, law, economics, finance, engineering, applied sciences - these are becoming very, very popular, undergraduate curricula in these areas are expanding dramatically, a faculty who are teaching in these areas are paid better and better.

    BBC: NEWS | UK | Education | Higher education 'market' warning

  • The other innovation is medical, shifting the emphasis from responding to illness to pre-empting it.

    ECONOMIST: California leads, but the rest of America is not far behind

更多权威例句

百科

pre-emphasis

Pre-emphasis,预加重。与之对应的是De-emphasis去加重。是噪声整形技术在模拟信号的处理中,一项关于噪声整形技术原理的技术。所谓预加重是指在信号发送之前,先对模拟信号的高频分量进行适当的提升。在收到信号之后,再对信号进行逆处理,即去加重,对高频分量进行适当的衰减。这种预加重与去加重技术可以使信号在传输中高频损耗的影响降低,也可以使噪声的频谱发生变化,这就是模拟降噪的原理。

详细内容

以上来源于: 百度百科
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