A Novel Compact HTS Interdigital Bandpass Filter Using CPW Quarter-Wavelength Resonators. - Zhewang Ma; Tamio Kawaguchi; Yoshio Kobayashi; Daisuke Koizumi; Kei Satoh; Shoichi Narahashi (IEICE Trans. Electron., 2006)

Experimental Evaluation of Man-Made Noise for Cryogenic Receiver Front-End. - Shoichi Narahashi; Kei Satoh; Yasunori Suzuki; Tetsuya Mimura; Toshio Nojima (VTC Fall, 2007)

Man-Made Noise Evaluation for Cryogenic Receiver Front-End. - Shoichi Narahashi; Kei Satoh; Yasunori Suzuki; Tetsuya Mimura; Toshio Nojima (J. Commun., 2008)

Out-of-band distortion analysis of envelope tracking technique for power amplifiers. - Yasunori Suzuki; Shoichi Narahashi; Toshio Nojima (ISWCS, 2009)

Fast Calculation Scheme for Frequency Characteristic Compensator of Digital Predistortion Linearizer. - Junya Ohkawara; Yasunori Suzuki; Shoichi Narahashi (VTC Spring, 2009)

Highly Efficient Multi-Band Power Amplifier Employing Reconfigurable Matching and Biasing Networks. - Atsushi Fukuda; Hiroshi Okazaki; Shoichi Narahashi (IEICE Trans. Electron., 2010)

Bit Error Probability in the Presence of Third-Order Intermodulation Distortion Component from Power Amplifier of Different Mobile Systems. - Yasunori Suzuki; Shoichi Narahashi; Toshio Nojima (IEEE Commun. Lett., 2011)

Compact 1.5GHz to 2.5GHz multi-band multi-mode power amplifier. - Takayuki Furuta; Atsushi Fukuda; Kunihiro Kawai; Hiroshi Okazaki; Shoichi Narahashi (IEICE Electron. Express, 2011)

New approach for configuring a parallel-planar dual-band bandpass filter by employing multilayered LTCC technologies. - Yuta Takagi; Kei Satoh; Shoichi Narahashi (RWS, 2012)

Low-Loss Matching Network Design for Band-Switchable Multi-Band Power Amplifier. - Atsushi Fukuda; Takayuki Furuta; Hiroshi Okazaki; Shoichi Narahashi; Toshio Nojima (IEICE Trans. Electron., 2012)

Compact wideband rat-race hybrid utilizing composite right/left-handed transmission lines. - Yuma Sumitomo; Tadashi Kawai; Akira Enokihara; Isao Ohta; Kei Satoh; Yasunori Suzuki; Hiroshi Okazaki; Shoichi Narahashi (RWS, 2013)

Compact Tunable Isolator with a Variable Capacitor. - Takayuki Furuta; Atsushi Fukuda; Hiroshi Okazaki; Shoichi Narahashi (IEICE Trans. Electron., 2013)

Broadside Coupling High-Temperature Superconducting Dual-Band Bandpass Filter. - Yuta Takagi; Kei Satoh; Daisuke Koizumi; Shoichi Narahashi (IEICE Trans. Electron., 2013)

Tunable Resonator Employing Comb-shaped Transmission Line and Semiconductor Switches. - Kunihiro Kawai; Daisuke Koizumi; Hiroshi Okazaki; Shoichi Narahashi (IEICE Trans. Electron., 2014)

Parallel Ring-Line Rat-Race Circuit with Very Loose Coupling Utilizing Composite Right-/Left-Handed Transmission Lines. - Tadashi Kawai; Yuma Sumitomo; Akira Enokihara; Isao Ohta; Kei Satoh; Yasunori Suzuki; Hiroshi Okazaki; Shoichi Narahashi (IEICE Trans. Electron., 2014)

Foreword. - Shoichi Narahashi (IEICE Trans. Electron., 2014)

Experimental Investigation on RF Characteristics of Cryogenically-Cooled 3W-Class Receiver Amplifier Employing GaN HEMT with Blue Light LED for Mobile Base Stations. - Yasunori Suzuki; Shoichi Narahashi; Toshio Nojima (IEICE Trans. Electron., 2014)

Recent Activities of Japanese Microwave Industry. - Koji Yamanaka; Yasunori Suzuki; Shoichi Narahashi; Takaya Wada; Makoto Kawashima; Ken Takei; Kazutaka Takagi; Atsushi Honda; Zhengyi Li 001; Liang Zhou; Yoji Ohashi; Wataru Hattori; et al. (IEICE Trans. Electron., 2015)

Power amplifier configuration for Massive-MIMO transmitter. - Yasunori Suzuki; Shoichi Narahashi (APCC, 2016)

A novel beam control method and configuration for phased array antenna system employing frequency-upconverted local signals with phase difference. - Atsushi Fukuda; Hiroshi Okazaki; Shoichi Narahashi (RWS, 2016)

26 GHz Band Extremely Low-Profile Front-End Configuration Employing Integrated Modules of Patch Antennas and SIW Filters. - Yasunori Suzuki; Takana Kaho; Kei Satoh; Hiroshi Okazaki; Maki Arai; Yo Yamaguchi; Shoichi Narahashi; Hiroyuki Shiba (IEICE Trans. Electron., 2017)

PAPR Reduction Method for Digital Predistortion Linearizer Compensating for Frequency Dependent IMD Components. - Yasunori Suzuki; Junya Ohkawara; Shoichi Narahashi (IEICE Trans. Electron., 2018)

Theoretical Analysis of Center Frequency and Bandwidth Tunable Resonator Employing Coupled Line and Switches. - Kunihiro Kawai; Hiroshi Okazaki; Shoichi Narahashi; Mizuki Motoyoshi; Noriharu Suematsu (IEICE Trans. Electron., 2019)

Resonant Frequency and Bandwidth Tunable Ring Resonator Using GaAs FET SPST Switches. - Kunihiro Kawai; Hiroshi Okazaki; Shoichi Narahashi; Noriharu Suematsu (IEICE Trans. Electron., 2019)

IMD Components Compensation Conditions for Dual-Band Feed-Forward Power Amplifier. - Yasunori Suzuki; Hiroshi Okazaki; Shoichi Narahashi (IEICE Trans. Electron., 2020)

Linearization Technologies for High Efficiency Power Amplifier of Cellular Base Stations. - Yasunori Suzuki; Shoichi Narahashi (IEICE Trans. Electron., 2021)

Novel Configuration for Phased-Array Antenna System Employing Frequency-Controlled Beam Steering Method. - Atsushi Fukuda; Hiroshi Okazaki; Shoichi Narahashi (IEICE Trans. Electron., 2022)