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。
Second , the noise of double balanced mixer was analyzed, which involved analysis of low frequency flicker noise and high frequency thermal noise.
详细研究了毫米波无辐射介质波导正交场单平衡混频器在双频信号激励下的准周期稳态响应。
The quasi periodic steady states of the NRD guide crossbar balanced mixer operating on mm band are studied in details in this paper.
混频器主结构采用两只对称的单平衡混频器组合，通过上下两路信号移相来达到消除镜频的目的。
The main structure of the mixer adopts two symmetrical single-balanced mixers, with phase-shifting of the up and down path signals to eliminate the image frequency.
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。
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。
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.
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