Ultrafast Ternary Quantizer using Resonant Tunneling Devices. - Toshihiro Itoh; Takao Waho; Koichi Maezawa; Masafumi Yamamoto (ISMVL, 1998)

Sampling phase detector using a resonant tunneling high electron mobility transistor for microwave phase-locked oscillators. - Hiroshi Okazaki; Tadao Nakagawa; Masahiro Muraguchi; Hiroyuki Fukuyama; Koichi Maezawa; Masafumi Yamamoto (IEEE Trans. Very Large Scale Integr. Syst., 1998)

Controlling high-frequency chaos in resonant tunneling chaos generator circuits. - Koichi Maezawa; Yoshihiro Komoto; Shigeru Kishimoto; Takashi Mizutani; Misao Takakusaki; Hirofumi Nakata (IEICE Electron. Express, 2005)

Dual-clock MASH delta-sigma modulator employing a frequency modulated intermediate signal. - Koichi Maezawa; Mario Sakou; Wataru Matsubara; Takashi Mizutani (IEICE Electron. Express, 2006)

Novel Resonant Tunneling Diode Oscillator Capable of Large Output Power Operation. - Youhei Ookawa; Shigeru Kishimoto; Koichi Maezawa; Takashi Mizutani (IEICE Trans. Electron., 2006)

A GaAs SOI HEMT Fabricated by Fluidic Self-Assembly and Its Application to an RF-Switch. - Koichi Maezawa; Ikuo Soga; Shigeru Kishimoto; Takashi Mizutani; Kazuhiro Akamatsu (IEICE Trans. Electron., 2008)

A Third Order Harmonic Oscillator Based on Coupled Resonant Tunneling Diode Pair Oscillators. - Koichi Maezawa; Takashi Ohe; Koji Kasahara; Masayuki Mori (IEICE Trans. Electron., 2010)

A Proposal of High-Performance Samplers Based on Resonant Tunneling Diodes. - Koichi Maezawa; Jie Pan; Dongpo Wu; Masayuki Mori (IEICE Trans. Electron., 2012)

Possibility of High Order Harmonic Oscillators Based on Active Transmission Lines Loaded with Resonant Tunneling Diode Pairs. - Jie Pan; Kazuki Hayano; Masayuki Mori; Koichi Maezawa (IEICE Trans. Electron., 2012)

Possibility of THz detection with resonant tunneling super regenerative detectors based on extremely high order harmonics. - Koichi Maezawa; Jie Pan; Dongpo Wu; Yuichiro Kakutani; Jun Nakano; Masayuki Mori (IEICE Electron. Express, 2013)

Resonant Tunneling Super Regenerative Detectors Detecting Higher Frequency Signals than Their Free-Running Oscillation Frequency. - Jie Pan; Yuichiro Kakutani; Taishu Nakayama; Masayuki Mori; Koichi Maezawa (IEICE Trans. Electron., 2015)

Foreword. - Koichi Maezawa (IEICE Trans. Electron., 2016)

Characterization of a hard-type oscillator using series-connected tunnel diodes. - Koichi Narahara; Koichi Maezawa (IEICE Electron. Express, 2018)

Large-amplitude voltage edge oscillating in a transmission line with regularly spaced series-connected resonant-tunneling diodes. - Koichi Narahara; Koichi Maezawa (IEICE Electron. Express, 2018)

Possibilities of Large Voltage Swing Hard-Type Oscillators Based on Series-Connected Resonant Tunneling Diodes. - Koichi Maezawa; Masayuki Mori (IEICE Trans. Electron., 2018)

Full-wave analysis of traveling pulses developed in a system of transmission lines with regularly spaced resonant-tunneling diodes. - Koichi Narahara; Koichi Maezawa (Int. J. Circuit Theory Appl., 2018)

Study on impedance matching and maximum wireless power transfer efficiency of circuits with resonant coupling based on simplified S-matrix. - Hiroya Andoh; Keita Tsuzuki; Dai Oikawa; Toko Sugiura; Takehiko Tsukamoto; Koichi Maezawa (IEICE Electron. Express, 2019)

Experimental Demonstration of a Hard-Type Oscillator Using a Resonant Tunneling Diode and Its Comparison with a Soft-Type Oscillator. - Koichi Maezawa; Tatsuo Ito; Masayuki Mori (IEICE Trans. Electron., 2021)

Effects of Oscillator Phase Noise on Frequency Delta Sigma Modulators with a High Oversampling Ratio for Sensor Applications. - Koichi Maezawa; Masayuki Mori (IEICE Trans. Electron., 2021)

Transition Dynamics of Multistable Tunnel-Diode Oscillator Used for Effective Amplitude Modulation. - Koichi Narahara; Koichi Maezawa (IEICE Trans. Electron., 2021)

Noise Floor Reduction in Frequency Delta-Sigma Modulation Microphone Sensors. - Koichi Maezawa; Masayuki Mori; Hiroya Andoh (Sensors, 2021)

Experimental Characterization of Resonant Tunneling Chaos Generator Circuits in Microwave Frequency Range. - Umer Farooq; Masayuki Mori; Koichi Maezawa (IEICE Trans. Electron., 2023)

Enhanced Oscillation Frequency in Series-Connected Resonant-Tunneling Diode-Oscillator Lattice Loop. - Koichi Narahara; Koichi Maezawa (IEICE Trans. Electron., 2023)

A Novel Displacement Sensor Based on a Frequency Delta-Sigma Modulator and its Application to a Stylus Surface Profiler. - Koichi Maezawa; Umer Farooq; Masayuki Mori (IEICE Trans. Electron., 2023)

Strong Nonlinear Effects of a Transmission Line Stub on Resonant Tunneling Diode Oscillators. - Umer Farooq; Masayuki Mori; Koichi Maezawa (IEICE Trans. Electron., 2025)