Title: Phase Property of Central-Symmetric Four-Ports Applied to Quadrature Directional Coupler Design in Asymmetric Coupled-Line Technology
Authors: Kamil Staszek, Krzysztof Wincza, Sławomir Gruszczyński
Journal: IEEE Microwave and Wireless Components Letters
Publication type: article
DOI: 10.1109/LMWC.2014.2310487