Study of uniplanar phase inverter, ring coupler and magic-t circuits

Abstract

Background and motivation -- Overview of thesis -- Uniplanar phase inverter circuits -- Coplanar stripline phase inverter -- Micro-coplanar stripline phase inverter -- Analysis and design of series-type-ring coupler with phase inverter -- Analysis of series-type ring coupler with phase inverter -- Design of 3-dB ring coupler with phase inverter -- Numerical and experimental results for coplanar stripline ring coupler -- Analysis and design of parallel-type ring coupler with phase inverter -- Design criteria for 3-dB ring coupler with phase inverter -- Numerical and experimental results for micro-coplanar stripline ring coupler -- Analysis and design of uniplanar magic-T circuits -- Basic properties of uniplanar magi-T circuits -- Theoretical analysis of uniplanar magic-T's -- Numerical and experimental results for compact uniplanar magic-T -- Conclusions and recommendations for future work.