The Ridged Cross-Junction Multiple-Way Power Divider for Small Blockage and Symmetrical Slot Arrangement in the Center Feed Single-Layer Slotted Waveguide Array. - Yasuhiro Tsunemitsu; Goro Yoshida; Naohisa Goto; Jiro Hirokawa; Makoto Ando (IEICE Trans. Commun., 2008)

A High-Efficiency Circularly-Polarized Aperture Array Antenna with a Corporate-Feed Circuit in the 60 GHz Band. - Yohei Miura; Jiro Hirokawa; Makoto Ando; Kazufumi Igarashi; Goro Yoshida (IEICE Trans. Electron., 2011)