Near-Field to Far-Field Transformation for an Outdoor RCS Range. - Yoshio Inasawa; Shinji Kuroda; Ken'ichi Kakizaki; Hitoshi Nishikawa; Naofumi Yoneda; Shigeru Makino (IEICE Trans. Electron., 2008)

An Elliptic-Function Bandpass Filter Utilizing Left-Handed Operations of an Inter-Digital Coupled Line. - Hiromitsu Uchida; Naofumi Yoneda; Yoshihiko Konishi (IEICE Trans. Electron., 2008)

A Waveguide-Based Power Divider Using H-Plane Probes Short-Circuited with Substrate Metallization Patterns. - Motomi Abe; Yukihiro Tahara; Hideyuki Oh-Hashi; Naofumi Yoneda; Yoshihiko Konishi (IEICE Trans. Electron., 2009)

A Millimeter-Wave Resistance Error Tolerant Termination in Multi-Layered LTCC Substrate. - Takeshi Yuasa; Yukihiro Tahara; Naofumi Yoneda; Hideyuki Oh-Hashi (IEICE Trans. Electron., 2011)

A PCB Integrated Multi-layered Strip Line Tandem Coupler Using Compensating Ground Through-Hole Elements. - Takeshi Yuasa; Yukihiro Tahara; Tetsu Owada; Naofumi Yoneda; Yoshihiko Konishi; Moriyasu Miyazaki (IEICE Trans. Electron., 2014)

A directivity enhancement for directional couplers using additional coupled lines. - Hideharu Yoshioka; Akimichi Hirota; Hidenori Ishibashi; Naofumi Yoneda; Moriyasu Miyazaki (IEICE Electron. Express, 2016)

A Novel Directional Coupler Loaded with Feedback Capacitances and Its Applications. - Motomi Abe; Yukihiro Tahara; Tetsu Owada; Naofumi Yoneda; Hiroaki Miyashita (IEICE Trans. Electron., 2016)

Ka-Band Branch Line Coupler Applied Hexagonal Waveguide Suitable for Additive Manufacturing. - Motomi Abe; Hidenori Yukawa; Yu Ushijima; Takuma Nishimura; Takeshi Oshima; Takeshi Yuasa; Naofumi Yoneda (IEICE Trans. Electron., 2018)

Accuracy Improvement of Characteristic Basis Function Method by Using Multilevel Approach. - Tai Tanaka; Yoshio Inasawa; Naofumi Yoneda; Hiroaki Miyashita (IEICE Trans. Electron., 2018)

Metal 3D-Printed T-Junction Ortho-Mode-Transducer with an Offset Stepped Post. - Hidenori Yukawa; Yu Ushijima; Motomi Abe; Takeshi Oshima; Naofumi Yoneda; Moriyasu Miyazaki (IEICE Trans. Electron., 2019)

S-Parameter Analysis for Balanced and Unbalanced Modes Corresponding Dissipated Power of a Small Antenna. - Takashi Yanagi; Yasuhiro Nishioka; Toru Fukasawa; Naofumi Yoneda; Hiroaki Miyashita (IEICE Trans. Commun., 2020)

Design of the Traveling-Wave Series-Fed Microstrip Antenna Array with Power Control Slits of Unequal Inter-Element Spacing. - Jun Goto; Makoto Matsuki; Takashi Maruyama; Toru Fukasawa; Naofumi Yoneda; Jiro Hirokawa (IEICE Trans. Commun., 2021)

A Suspended Stripline Fed Dual-Polarized Open-Ended Waveguide Subarray with Metal Posts for Phased Array Antennas. - Narihiro Nakamoto; Toru Takahashi 005; Toru Fukasawa; Naofumi Yoneda; Hiroaki Miyashita (IEICE Trans. Commun., 2021)

180-Degree Branch Line Coupler Composed of Two Types of Iris-Loaded Waveguides. - Hidenori Yukawa; Yu Ushijima; Naofumi Yoneda; Moriyasu Miyazaki (IEICE Trans. Electron., 2021)

Design of the Circularly Polarized Ring Microstrip Antenna with Shorting Pins. - Jun Goto; Akimichi Hirota; Kyosuke Mochizuki; Satoshi Yamaguchi; Kazunari Kihira; Toru Takahashi 005; Hideo Sumiyoshi; Masataka Otsuka; Naofumi Yoneda; Jiro Hirokawa (IEICE Trans. Commun., 2022)

Radial Line Planar Phased Array Using Electromechanically Rotated Helical Antennas. - Narihiro Nakamoto; Yusuke Suzuki; Satoshi Yamaguchi; Toru Fukasawa; Naofumi Yoneda; Hiroaki Miyashita; Naoki Shinohara (IEICE Trans. Commun., 2023)

Design and Fabrication of a Metasurface for Bandwidth Enhancement of RCS Reduction Based on Scattering Cancellation. - Hiroshi Suenobu; Shin-ichi Yamamoto; Michio Takikawa; Naofumi Yoneda (IEICE Trans. Electron., 2024)

Uniaxially Symmetrical T-Junction OMT with 45° -Tilted Branch Waveguide Ports. - Hidenori Yukawa; Yu Ushijima; Toru Takahashi 005; Toru Fukasawa; Yoshio Inasawa; Naofumi Yoneda; Moriyasu Miyazaki (IEICE Trans. Electron., 2024)