"Qi Li","Study of two-plane couplers having arbitrary power ratio and their applications to two-dimensional beam switching matrices",,,,,,,2023,Sept. "Qi Li","Study of two-plane couplers having arbitrary power ratio and their applications to two-dimensional beam switching matrices",,,,,,,2023,Sept. "Qi Li","Study of two-plane couplers having arbitrary power ratio and their applications to two-dimensional beam switching matrices",,,,,,,2023,Sept. "Qi Li,Jiro Hirokawa,Takashi Tomura","Two-plane waveguide coupler with arbitrary coupling ratios in the H-plane and E-plane directions",,"IET Microw. Antennas Propag.",,"vol. 17","no. 10","pp. 818-826",2023,Aug. "Qi Li,Jiro Hirokawa,Takashi Tomura,Yuta Takahashi,Naoki Kita,Nelson J. G. Fonseca","A Two-Dimensional 6×4-Way Hollow Waveguide Beam-Switching Matrix",,"IEEE Access",,"vol. 11",,"pp. 74239-74249",2023,July "廣川二郎,Qi Li,Shengjia Wu,戸村崇,Nelson J. G. Fonseca","任意のビーム数を有する1次元および2次元直交切替マトリックスの最近の進展","信学技報",,,,,,2023,June