Bandwidth-enhanced Branch-line Coupler Using the Center-loaded Vertical Line and Distributed Capacitors, Coupling-dependent Dual-band Branch-line Coupler and Dual-band Rat-race Coupler Based on Folded Substrate Integrated Waveguide
碩士 === 國立交通大學 === 電信工程研究所 === 102 === In this thesis, three types of improvement on branch-line coupler or rat-race coupler are presented. Among these three types of improvement, one of them is suitable for branch-line coupler only. The other two are based on quarter-wavelength transmission line des...
| Main Authors: | , |
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| Other Authors: | |
| Format: | Others |
| Language: | zh-TW |
| Published: |
2013
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| Online Access: | http://ndltd.ncl.edu.tw/handle/6mmjy7 |