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上变频的英文

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"上变频"怎么读用"上变频"造句

英文翻译手机手机版

  • upconversion

例句与用法

  • V band up - converter plays an important role in the isl system
    V波段上变频组件是毫米波星间链路系统中的重要部件。
  • Frequency on the part of
    上变频部分
  • In this paper a planar structure scheme is utilized and up - converter of this structure is studied here
    本文中采用平面结构的毫米波上变频器方案,对该频段的上变频组件进行了研究。
  • The purpose is to escalate 30ghz signals to 35ghz and attain 14db conversion gain by means of power amplifier
    其要求是将ka频段30ghz信号通过上变频及功率放大器获得35ghz , 14dbm的射频输出。
  • To meet the waveform requirements , dds + multiplier + upconverter was used to realize the c - band fmcw frequency source
    为满足波形参数要求,本文设计了dds +倍频+上变频的c波段三角形调频连续波频率源。
  • As a result , through testing module of upcoverer - amplifier , the module can meet performance of " lmds " millimeter wave frontend
    经过实际测试,上变频放大组件能够满足lmds毫米波前端的各项指标性能,并且具有成本低?可靠性高等特点。
  • Unlike the monostatic sar , two independent local oscillators are used for up / down conversion in bistatic case , so low frequency components of phase noise cannot be cancelled
    双基地sar用两个独立的本振分别实现上变频和下变频,相噪低频分量不能相互抵消,形成与单基地sar不同的低频相噪。
  • As a result , some key technologies of sdr such as modulation , demodulation , ddc and dug have been hot topics . in this paper , some key technologies of sdr are researched deeply
    于是,软件无线电中的一些关键技术,例如:调制解调技术,数字上变频,数字下变频等成为该领域的研究热点。
  • The transmitter adopt qam modulation mode , which is a directly modulation upper frequency conversion mode , which could afford more high bit rate transmission in the same bandwidth compared to other modulation mode
    发射机采用数字式调制方式,即qam直接调制上变频方式,相对于其它调制方式可以实现在相同带宽下的高码率传输。
  • The transmitter does the work of a burst transmission , its encoding and framing are all implemented in the link control part , the base - band process part does the spreading , fir filtering and up frequency conversion
    发射机实现一个突发传输过程,编码和组帧都在链路控制部分实现,基带处理部分做扩频、 fir滤波和上变频的工作。
  • 更多例句:  1  2
用"上变频"造句  
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