However, the researches of double-ridge waveguide directional coupler are few. Modern microwave systems have a trend that more and more wide band is needed.
但是将双脊波导应用于定向耦合器的设计和研究却比较少见,从现代微波系统的带宽发展趋势来看双脊波导定向耦合器的设计有重要的研究价值。
参考来源 - 双脊波导宽带耦合器的设计·2,447,543篇论文数据，部分数据来源于NoteExpress
该文介绍用双脊波导作信号端制作毫米波宽频带混频器的设计方法。
A design method of mm wave mixer with double ridged waveguide used as signal port has been presented.
考虑到脊波导器件在使用和制造中可能产生的结构变形，论文重点研究了变形对常规单脊波导与双脊波导传输特性的影响。
Another important contribution of this thesis is in studying the dependence of waveguide deformation on the transmission characteristics of normal single - and double-ridged waveguides.
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