零中频的英文

• zero intermediate frequency

• "零"英文翻译    zero zero sign; nought
• "中频"英文翻译    intermediate frequency; IF; ...
• "零中频信号" 英文翻译 :    zero intermediate frequency signal
• "零中频接收机" 英文翻译 :    zero intermediate frequency receiver; zero-intermediate frequency receiver
• "零中心" 英文翻译 :    zero center
• "中频" 英文翻译 :    intermediate frequency; if; medium frequency; midfrequency; resting frequency (频率调制时)◇中频道 mid band; 中频干扰 [电子学] intermediate-frequency jamming; 中频炉 intermediate frequency furnace; 中频信号 [电子学] intermediate-frequency signal; 中频增益 intermediate-frequency gain; midfrequency gain; 中频振荡器 [讯] intermediate-frequency oscillator
• "计数零中断" 英文翻译 :    count zero interrupt
• "中频中频中频" 英文翻译 :    medium frequency
• "中频，中频带" 英文翻译 :    midband
• "【电学】中频。" 英文翻译 :    medium frequency
• "中频，载频" 英文翻译 :    resting frequency
• "中频，中音" 英文翻译 :    mf middle frequency
• "中频带" 英文翻译 :    medium frequency band; mid-frequency band
• "中频道" 英文翻译 :    mid band
• "中频的" 英文翻译 :    if intermidiate frequency
• "中频段" 英文翻译 :    medium frequency band; mf=mid frequency; mf=midfrequency; midrange
• "中频管" 英文翻译 :    medium-frequency tube
• "中频级" 英文翻译 :    intermediate frequency stage; intermediate-frequency (if) stage; intermediate-frequency stage
• "中频炉" 英文翻译 :    intermediate frequency furnace
• "中频率" 英文翻译 :    mf
• "中频条" 英文翻译 :    intermediate-frequency strip se ratio
• "伴音中频" 英文翻译 :    sif; sound intermediate frequency
• "标准中频" 英文翻译 :    medium standard frequency; standard intermediate frequency
• "低频中频" 英文翻译 :    low frequency medium frequency
• "偏振中频" 英文翻译 :    polarization intermediate frequency

• Zero - intermediate frequency receiver
  零中频接收机
• The digital if signal is converted to zero if by digital down converter , then taken fft spectrum analysis with hann window in advance
  数字中频信号首先通过数字混频下变频至零中频，然后作加海窗的复fft谱分析。
• The digital base - band cdma transmitting and receiving scheme is put forward . the scheme uses a technique called as zero medium frequency without the need of pn codes synchronously are resumed
  提出了具有免伪码同步恢复、免载波同步提取、免位同步的零中频cdma数字基带发送、接收方案。
• The related issues to zero medium frequency including digital match filter and orthogonal sampling are studied . the research makes a basis for the development and realization of cdma hardware system
  对采用的零中频技术、数字匹配滤波器、正交采样所涉及的问题进行研究，为硬件系统的研制打下理论基础。
• Digital down converter ( ddc ) converts digitized if data into filtered baseband data which can be processed by a standard dsp microprocessor . ddc is a core part of a software defined radio ( sdr ) system
  数字下变频( ddc : digitaldownconvert )是将中频信号数字下变频至零中频且使信号速率降至适宜通用dsp器件处理速率的技术。
• Only by digital down converter , the data processing work which used to be handled by hardware can be done by software . this paper discusses the realization of digital down converter in detail , the main content is listed as following : 1
  经过数字下变频处理,中频信号被下变频至软件可以处理的零中频,是实现用软件来完成原来需要硬件完成的工作的关键。
• Digital down - converter ( ddc ) is one of the key technologies used by sdr receiver . the ddc module is a data processing part , following the ad sampler . the main function of ddc is extracting narrow - band data from broad - band data which is digitalized by ad sampler , down - converting these data to base - band , and decreasing data rate as well
  Ddc数字下变频器技术作为软件无线电中的核心技术,是紧跟在ad采样后的一个处理模块,他的主要功能是从输入的宽带高速数字信号中提取所需的窄带信号,将其下变频为数字零中频,并降低数据的速率。