Second , the noise of double balanced mixer was analyzed, which involved analysis of low frequency flicker noise and high frequency thermal noise.
接着对双平衡混频器的噪声进行理论分析，包括低频闪烁噪声和高频热噪声。
In the sections about mixer, first, two realizing methods of mixer, its major performance parameters, the design and optimization flow of the double balanced mixer were explained briefly.
在混频器部分，首先概要叙述混频器的两种实现方法、主要的性能指标以及双平衡混频器的设计、优化流程。
A double-balanced Gilbert structure with current injection is used according to the analysis of mixer noise and gain.
通过对混频器噪声机理的分析，在原有的结构上增加了电流注入模块。
This device includes a double-balanced passive mixer core, a dual-input LO selectable switch, and an LO buffer.
该器件含有一个双平衡无源混频器，一个两输入LO选择开关，一个LO缓冲（略）。
This device includes a double-balanced passive mixer core, a dual-input LO selectable switch, and an LO buffer.
该器件含有一个双平衡无源混频器，一个两输入LO选择开关，一个LO缓冲（略）。
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