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
The TRL calibration was completed using 10 error correction models in the vector network analyzer. The accurate measurement of double ridge waveguide device was realized.
最后利用网络分析仪的10项误差修正原理完成了脊波导的TRL校准，实现了脊波导器件微波参数的准确测试。
An antenna element constituting a part of an opening cross section structure of a double cylinder ridge waveguide is spread on a plane.
构成双圆柱脊形波导的开口截面结构的一部分的天线元在平面上展开。
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