Wide-band transimpedance amplifiers using AlGaAs/InxGa1-xAs pseudomorphic 2-DEG FET's. - Yasuyuki Suzuki; Kazuhiko Honjo (IEEE J. Solid State Circuits, 1998)

50-GHz-bandwidth baseband amplifiers using GaAs-based HBTs. - Yasuyuki Suzuki; Hidenori Shimawaki; Yasushi Amamiya; Nobuo Nagano; Takaki Niwa; Hitoshi Yano; Kazuhiko Honjo (IEEE J. Solid State Circuits, 1998)

Experimental Verification of Lumped Element Circuit Synthesis Method for Class-F Microwave Amplifier Using InGaP/GaAs HBT. - Kiyoshi Aikawa; Kazuhiko Honjo (IEICE Trans. Electron., 2005)

77-GHz MMIC Module Design Techniques for Automotive Radar Applications. - Yasushi Itoh; Kazuhiko Honjo (IEICE Trans. Electron., 2005)

Microwave-Circuit-Embedded Resin Printed Circuit Board for Short Range Wireless Interfaces. - Akira Saitou; Kazuhiko Honjo; Kenichi Sato; Toyoko Koyama; Koichi Watanabe (IEICE Trans. Electron., 2005)

InGaP/GaAs HBT MMIC Amplifier with Active Balun for Ultra-Wideband Self-Complementary Antenna. - Itaru Nakagawa; Ryo Ishikawa; Kazuhiko Honjo; Masao Shimada (IEICE Trans. Electron., 2006)

Microwave Class-F InGaP/GaAs HBT Power Amplifier Considering up to 7th-Order Higher Harmonic Frequencies. - Masato Seki; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Electron., 2006)

RF HBT oscillators with low-phase noise and high-power performance utilizing a (λ/4±δ) open-stubs resonator. - Ken'ichi Hosoya; Shinichi Tanaka; Yasushi Amamiya; Takaki Niwa; Hidenori Shimawaki; Kazuhiko Honjo (IEEE Trans. Circuits Syst. I Regul. Pap., 2006)

Ultra-Wideband, Differential-Mode Bandpass Filters with Four Coupled Lines Embedded in Self-Complementary Antennas. - Akira Saitou; Kyoung-Pyo Ahn; Hajime Aoki; Kazuhiko Honjo; Koichi Watanabe (IEICE Trans. Electron., 2007)

Accurate Distortion Prediction for Thermal Memory Effect in Power Amplifier Using Multi-Stage Thermal RC-Ladder Network. - Yukio Takahashi; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Electron., 2007)

Compact accurate scalable model for millimeter wave InP CPW with under-bridge. - Gang Liu 002; Hiroshi Nakano; Kazuhiko Honjo (IEICE Electron. Express, 2008)

InGaP/GaAs HBT MMIC Amplifier with Low Power Consumption and Low Noise Characteristics for Full-Band UWB Receiver Systems. - Ryo Ishikawa; Takuya Abe; Kazuhiko Honjo; Masao Shimada (IEICE Trans. Electron., 2008)

Milestones of microwave and millimeter-wave technologies. - Kazuhiko Honjo (IEICE Electron. Express, 2009)

Synthesis for Negative Group Delay Circuits Using Distributed and Second-Order RC Circuit Configurations. - Kyoung-Pyo Ahn; Ryo Ishikawa; Akira Saitou; Kazuhiko Honjo (IEICE Trans. Electron., 2009)

Distortion Compensation for Thermal Memory Effect on InGaP/GaAs HBT Amplifier by Inserting RC-Ladder Circuit in Base Bias Circuit. - Ryo Ishikawa; Junichi Kimura; Yukio Takahashi; Kazuhiko Honjo (IEICE Trans. Electron., 2010)

UWB Active Balun Design with Small Group Delay Variation and Improved Return Loss. - Kyoung-Pyo Ahn; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Electron., 2011)

A Predistortion Diode Linearizer Technique with Automatic Average Power Bias Control for a Class-F GaN HEMT Power Amplifier. - Akihiro Ando; Yoichiro Takayama; Tsuyoshi Yoshida; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Electron., 2011)

Miniaturized Broadband Antenna Combining Fractal Patterns and Self-Complementary Structures for UWB Applications. - Vasil Dimitrov; Akira Saitou; Kazuhiko Honjo (IEICE Trans. Commun., 2012)

Directivity Control by Asymmetrically Fed Dipole Antenna with PIN Diode Switches. - Yuuya Hoshino; Akira Saitou; Kazuhiko Honjo (IEICE Trans. Commun., 2012)

Spatially Modulated Communication Method Using Dual Scatterers Embedded with Lumped Elements for Wireless Power Transmission. - Akira Saitou; Kohei Hasegawa; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Commun., 2013)

A High-Efficiency Low-Distortion Cascode Power Amplifier Consisting of Independently Biased InGaP/GaAs HBTs. - Yuki Takagi; Yoichiro Takayama; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Electron., 2014)

Digital Spatial Modulation Using Dual Scatterers Embedded with Switches for Wireless Power Transmission Applications. - Kohei Hasegawa; Ryo Ishikawa; Akira Saitou; Kazuhiko Honjo (IEICE Trans. Electron., 2015)

Experimental Design Method for High-Efficiency Microwave Power Amplifiers Based on a Low-Frequency Active Harmonic Load-Pull Technique. - Ryo Ishikawa; Yoichiro Takayama; Kazuhiko Honjo (IEICE Trans. Electron., 2016)

Novel Design of Dual-Band Reconfigurable Dipole Antenna Using Lumped and Distributed Elements. - Shoichi Onodera; Ryo Ishikawa; Akira Saitou; Kazuhiko Honjo (IEICE Trans. Commun., 2016)

Miniaturization of Double Stub Resonators Using Lumped-Element Capacitors for MMIC Applications. - Shinichi Tanaka; Takao Katayose; Hiroki Nishizawa; Ken'ichi Hosoya; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Electron., 2016)

Miniature Design Technique of Stabilized C-Band p-HEMT MMIC Doherty Power Amplifier with Lumped Element Load Modulator. - Tsuyoshi Yoshida; Yoichiro Takayama; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Electron., 2016)

Microwave Characteristics of an Independently Biased 3-Stack InGaP/GaAs HBT Configuration. - Manh Duy Luong; Ryo Ishikawa; Yoichiro Takayama; Kazuhiko Honjo (IEEE Trans. Circuits Syst. I Regul. Pap., 2017)

4.5-/4.9-GHz-Band Selective High-Efficiency GaN HEMT Power Amplifier by Characteristic Impedance Switching. - Kazuki Mashimo; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Electron., 2018)

High Performance OAM Communication Exploiting Port-Azimuth Effect of Loop Antennas. - Hiroto Otsuka; Ryohei Yamagishi; Akira Saitou; Hiroshi Suzuki; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Commun., 2019)

Class-F GaN HEMT Amplifiers Using Compact CRLH Harmonic Tuning Stubs Designed Based on Negative Order Resonance Modes. - Shinichi Tanaka; Sota Koizumi; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Electron., 2019)

Doherty Amplifier Design Based on Asymmetric Configuration Scheme. - Ryo Ishikawa; Yoichiro Takayama; Kazuhiko Honjo (IEICE Trans. Electron., 2021)

Pattern Synthesis of Spatial Eigenmodes Exploiting Spherical Conformal Array. - Akira Saitou; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Commun., 2022)

Analysis of Beamforming for OAM Communication Using Loop Antenna Arrays and Paraboloids. - Akira Saitou; Kaito Uchida; Kanki Kitayama; Ryo Ishikawa; Kazuhiko Honjo (IEICE Trans. Commun., 2024)

A 2-GHz GaN HEMT Power Amplifier Harmonically Tuned Using a Compact One-Port CRLH Transmission Line. - Shinichi Tanaka; Ryota Mogami; Naoki Iisaka; Kazuhiko Honjo; Ryo Ishikawa (IET Circuits Devices Syst., 2024)