该混频器主要由波导-微带过渡，输入、输出滤波器以及匹配网络和反向并联混频二极管对组成。
The mixer mainly consists of a waveguide-to-microstrip transition, input and output filters, matching networks and an antiparallel diode pair.
该混频器主要由波导一微带过渡，输入、输出滤波器以及匹配网络和三组反向并联混频二极管对组成。
The mixer mainly consists of a waveguide-to-microstrip transition, input and output filters, matching networks and an antiparallel Sckottky-barrier diode pair.
该解调器由数字混频器、数字频率合成器(DDFS)和低通滤波器构成。
This initial demodulator incorporates a digital mixer, DDFS and low-pass filter.
整个雷达接收系统是由放大器、滤波器及混频器等多级模块构成的；
The whole radar receiving system consists of many modules such as amplifiers, filters and mixers.
其中包括混频器模块、抽取滤波器模块、信号产生器模块。
The system includes mixer module, the abstracting filter module and the signal producing module.
因此，采用AD器件和数字滤波器技术实现混频等频率变换功能，是一种比较先进和新颖并且实际可行的方法。
Therefore, taking advantage of AD device and digital filtering technique to realize mixing and other frequency transformation function is a comparatively advanced, novel and practical method.
尽管采用数字混频和低通滤波器组可以对各发射分量进行分离，但运算量太大，难以实时实现。
Such a problem can be solved by adopting digital mixers and low-pass, but the amount of operation in this way is too large for real-time realization.
子电路包括低噪声放大器、射频滤波器、混频器、驱动放大器、功率放大器、中频滤波器等。
The subcircuits consist of the low noise amplifier, RF filter, mixer, driver amplifier, image filter, power amplifier, transmit-receive switch and if filter and so on.
利用光学滤波器，滤出四波混频分量，即可实现信号光的波长变换。
By using optical filter to filter out mixing light, the wavelength conversion of signal laser can be obtained.
采用无滤波器的镜像抑制结构设计高集成度的混频集成电路，可大大提高电路的集成度及解决相关衍生的问题。
While with the filterless structure of image rejection can improve the intensity of the intergrated circuit, it can greatly improve the integration of circuit and solve the relevant problems.
跟随着RX信号路径，我们会依次讲解低噪声放大器，混频器拓扑和基带滤波器。
Following the RX signal path, low noise amplifiers, mixer topologies and base band filters are presented.
本文提出采用AD和DSP软件编程的方法实现信号的混频功能，作为AD和数字滤波器实现频率变换的一个典型应用。
In the paper, we advanced the method of mixing function by means of AD and DSP software programming, which is a typical application of frequency transformation with AD and digital filter.
本文提出采用AD和DSP软件编程的方法实现信号的混频功能，作为AD和数字滤波器实现频率变换的一个典型应用。
In the paper, we advanced the method of mixing function by means of AD and DSP software programming, which is a typical application of frequency transformation with AD and digital filter.
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