1 系统结构概述 该发射机主要由发射低通滤波器(TX LPF) 发射低通滤 波器射频混频器(RF Mixer),无源电阻阵列衰减器(R-to-R) 和直流校正模块(DC-CAL)组成。
基于6个网页-相关网页
difference rf mixer 射频差信号混频器
Dual MOSFET mixer RF circuit 射频混频器电路图
gate MOSFET mixer RF circuit 双栅型场效应管混频器射频电路图
RF oscillator and RF mixer are designed and simulated by this model. The actual circuit was tested through frequency spectrum instrument and wave oscillator, the results match well with the simulate data.
本文对上述模型进行了较深入的论述,利用该模型开发了射频振荡器和射频混频器,对振荡器和混频器中关键部分进行了仿真分析,并利用频谱仪和示波器对实际电路进行了测试,测试结果和仿真结果吻合。
参考来源 - 三极管特征频率下射频振荡器和混频器·2,447,543篇论文数据,部分数据来源于NoteExpress
Conventional dual up-conversion transmitter usually employs an intermediate frequency (IF) mixer and a radio frequency (RF) mixer to convert baseband user signal to IF and RF in sequence.
传统双上变频发射器通常采用中频(IF)混合器和射频(RF)混合器将基带用户信号依次转换成IF和RF。
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.
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。
With the use of double balance mixer structure, we achieved wideband impedance match at RF port and selected appropriate switch signal at LO port.
采用双平衡混频结构进行设计,在射频端口实现宽带阻抗匹配,在本振端口选取合适的开关信号。
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