Miniaturized High-Temperature Superconductor Bandpass Filters Using Microstrip S-Type Spiral Resonators. - Zhewang Ma; Tamio Kawaguchi; Yoshio Kobayashi (IEICE Trans. Electron., 2005)

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)

Superconducting Narrowband Filter for Receiver of Weather Radar. - Tamio Kawaguchi; Noritsugu Shiokawa; Kohei Nakayama; Takatoshi Watanabe; Tatsunori Hashimoto; Hiroyuki Kayano (IEICE Trans. Electron., 2009)

3 GHz band HTS multichannel receiving unit with 8 modules. - Hiroyuki Kayano; Noritsugu Shiokawa; Tamio Kawaguchi; Kohei Nakayama; Mutsuki Yamazaki (RWS, 2013)

Novel IQ Imbalance Estimation for Wideband MIMO OFDM Systems with CFO. - Magnus Sandell; Evgeny Tsimbalo; Seifallah Jardak; Daisuke Uchida; Koji Akita; Daiki Yoda; Tamio Kawaguchi; Makoto Sano (GLOBECOM, 2019)

A Novel E-band Testbed for Polarization MIMO -OFDM Systems with Wideband IQ Imbalance Compensation. - Daisuke Uchida; Tamio Kawaguchi; Daiki Yoda; Makoto Sano; Koji Akita; Magnus Sandell; Evgeny Tsimbalo; Seifallah Jardak; I. Seto (WCNC, 2020)

Estimation of Wideband IQ Imbalance in MIMO OFDM Systems With CFO. - Magnus Sandell; Evgeny Tsimbalo; Seifallah Jardak; Daisuke Uchida; Koji Akita; Daiki Yoda; Tamio Kawaguchi; Makoto Sano (IEEE Trans. Wirel. Commun., 2021)