Title: Reduced-Length Two-Section Directional Couplers Desgned as Coupled-Line Sections Connected With the Use of Uncoupled Lines
Authors: Kamil Staszek, Piotr Kamiński, Krzysztof Wincza, Sławomir Gruszczyński
Journal: IEEE Microwave and Wireless Components Letters
Publication type: article
DOI: 10.1109/LMWC.2014.2313477