@inproceedings{CTT100809390,
  author = {Yuki Sunaguchi and Takashi Tomura and Jiro Hirokawa},
  title = {Reflection Suppression in the Short-Slot 2-Plane Coupler by Step Structure},
  booktitle = {International Symposium on Antennas and Propagation},
  year = 2018,
}

@inproceedings{CTT100835252,
  author = {J. Hirokawa and D.-H. Kim and M. Wakasa and Y. Sunaguchi and T. Tomura and K. Nishimori},
  title = {Measurements of a 64x64-Way One-Body Two-Dimensional Beam-Switching Hollow-Waveguide Butler Matrix},
  booktitle = {},
  year = 2018,
}

@inproceedings{CTT100772162,
  author = {砂口裕希 and 若狭政啓 and 戸村崇 and 廣川二郎},
  title = {ステップ構造によるショートスロットE面結合器の反射抑圧},
  booktitle = {},
  year = 2018,
}