利用奇异值分解技术，构造该频带内一组与频率无关的特征模正交基。
The antenna characteristics can be determined rapidly by the frequency independent basis functions.
在一定的结构条件下，由于声子模与模的耦合作用，出现了共振透射和禁止频带。
The stop-frequency gap and the transmission resonance are observed for certain structural parameters due to mode-mode coupling.
采用电流模理论和电流模电路设计超宽频带、超高速度模拟开关。
Current mode theory enables design of super wide frequency band, super high speed analog switches by introducing circuit structures and principles.
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