Experiment results using single mode fiber as standard waveguide show that the average end-coupling loss is 0.
单模光纤作为标准波导的端面耦合自动调芯试验显示，平均耦合损耗分别为0。
The article mainly introduces the composition, design method, research process, parameter verification of coaxial, waveguide S-parameter standard devices.
主要介绍同轴、波导s参数标准件的组成、设计方法、研制过程及参数定标的方法。
Common gain equalizers include standard optical filter, medium multi-layer thin film filter, fiber grating, and planar waveguide.
现在使用的增益均衡器主要有标准光滤波器、介质多层薄膜滤波器以及光纤光栅和平面光波导等。
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