分析了前端部件中本振源相位噪声和混频器本振射频端口隔离度对系统探测性能的影响,指出在距离较近时影响明显。
The LO phase noise, LO-RF port isolation of the mixer in the front-end and their effect on the detectability of the radiometer were analyzed in this paper.
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.
本论文的研究工作主要分三部分,即移相器、混频器和有源电感三种射频器件的研究。
The thesis is mainly divided into three parts, the RF devices of phase shifters, mixers and active inductors.
通常,外部混频器选项增加了如下两个特征,使得谐波混频器能够代替现有微波射频输入。
In general, the external mixer option adds two features that enable substitution of the harmonic mixer for the existing microwave r.
在第二部分,我们将着眼于活性成分,如射频晶体管,混频器,调制器和放大器,用于下一代无线电台。
In Part 2, we will look at active components such as RF transistors, mixers, modulators, and amplifiers for next-generation radios.
在第二部分,我们将着眼于活性成分,如射频晶体管,混频器,调制器和放大器,用于下一代无线电台。
In Part 2, we will look at active components such as RF transistors, mixers, modulators, and amplifiers for next-generation radios.
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