Tadao Nakagawa

Publication Activity (10 Years)

Years Active: 1997-2018
Publications (10 Years): 14

Top Topics

Power Allocation

Communication Systems

Multiple Access

Top Venues

IEICE Trans. Commun.

IEICE Trans. Electron.

Publications

Masayoshi Ozawa, Tomoaki Ohtsuki, Fereidoun H. Panahi, Wenjie Jiang, Yasushi Takatori, Tadao Nakagawa
A Low-Complexity High-Accuracy AR Based Channel Prediction Method for Interference Alignment. GLOBECOM (2018)
Ali Shaikh, Fereidoun H. Panahi, Tomoaki Ohtsuki, Kouhei Suzaki, Hirofumi Sasaki, Hideya So, Tadao Nakagawa
Q-learning based superposed band detection in multicarrier transmission. ICC (2017)
Katsuya Nakahira, Jun Mashino, Jun-ichi Abe, Daisuke Murayama, Tadao Nakagawa, Takatoshi Sugiyama
Throughput Enhancement for SATCOM Systems Using Dynamic Spectrum Controlled Channel Allocation under Variable Propagation Conditions. IEICE Trans. Commun. (2) (2017)
Doohwan Lee, Hirofumi Sasaki, Hiroyuki Fukumoto, Ken Hiraga, Tadao Nakagawa
Orbital Angular Momentum (OAM) Multiplexing: An Enabler of a New Era of Wireless Communications. IEICE Trans. Commun. (7) (2017)
Fereidoun H. Panahi, Tomoaki Ohtsuki, Wenjie Jiang, Yasushi Takatori, Tadao Nakagawa
Joint Interference Alignment and Power Allocation for Multi-User MIMO Interference Channels Under Perfect and Imperfect CSI. IEEE Trans. Green Commun. Netw. 1 (2) (2017)
Tadao Nakagawa, Takayuki Kobayashi, Koichi Ishihara, Yutaka Miyamoto
Wide-Range and Fast-Tracking Non-Data-Aided Frequency Offset Estimator for QAM Optical Coherent Receivers. IEICE Trans. Commun. (7) (2016)
Rei Nagashima, Tomoaki Ohtsuki, Wenjie Jiang, Yasushi Takatori, Tadao Nakagawa
Channel prediction for massive MIMO with channel compression based on principal component analysis. PIMRC (2016)
Jun-ichi Abe, Tadao Nakagawa
A Frequency Synchronization Method for Multiple Access in Direct Spectrum Division Transmission. GLOBECOM (2016)
Maki Arai, Tomohiro Seki, Ken Hiraga, Kazumitsu Sakamoto, Hideki Toshinaga, Tadao Nakagawa
Orthogonalized Directional MIMO Transmission Using Higher Order Mode Microstrip Antennas. IEICE Trans. Commun. (1) (2016)
Maki Arai, Tomohiro Seki, Ken Hiraga, Kazumitsu Sakamoto, Tadao Nakagawa
Alignment Tolerance in Multiple-Stream Transmission Using Orthogonal Directivities under Line-of-Sight Environments. IEICE Trans. Commun. (6) (2016)
Kazumitsu Sakamoto, Maki Arai, Ken Hiraga, Tomohiro Seki, Toshimitsu Tsubaki, Hideki Toshinaga, Tadao Nakagawa
A Novel ZF-Based Fast Beamforming Method for Short-Range MIMO Transmission. IEEE Wirel. Commun. Lett. 4 (5) (2015)
Ikuma Ando, Gia Khanh Tran, Kiyomichi Araki, Takayuki Yamada, Takana Kaho, Yo Yamaguchi, Tadao Nakagawa
Experimental Validation of Digital Pre-distortion Technique for Dual-band Dual-signal Amplification by Single Feedback Architecture Employing Dual-band Mixer. IEICE Trans. Electron. (3) (2015)
Takana Kaho, Yo Yamaguchi, Hiroyuki Shiba, Tadao Nakagawa, Kazuhiro Uehara, Kiyomichi Araki
Concurrent Multi-Band Mixer with Independent and Linear Gain Control. IEICE Trans. Electron. (7) (2015)
Doohwan Lee, Kohki Shibahara, Tadao Nakagawa, Yutaka Miyamoto, Chitradeep Majumdar
A Practical channel modeling method for few-mode optical fiber communication systems. APCC (2015)
Ken Hiraga, Kazumitsu Sakamoto, Kentaro Nishimori, Tomohiro Seki, Tadao Nakagawa, Kazuhiro Uehara
A Study of Short-Range MIMO Transmission Utilizing Polarization Multiplexing for the Simplification of Decoding. IEICE Trans. Commun. (2) (2014)
Ken Hiraga, Kazumitsu Sakamoto, Tomohiro Seki, Toshimitsu Tsubaki, Hideki Toshinaga, Tadao Nakagawa
Performance measurement of broadband simple decoding in short-range MIMO. PIMRC (2014)
Ken Hiraga, Kazumitsu Sakamoto, Maki Arai, Tomohiro Seki, Tadao Nakagawa, Kazuhiro Uehara
Spatial Division Transmission without Signal Processing for MIMO Detection Utilizing Two-Ray Fading. IEICE Trans. Commun. (11) (2014)
Kazumitsu Sakamoto, Ken Hiraga, Tomohiro Seki, Tadao Nakagawa, Kazuhiro Uehara
Performance Evaluation of Short-Range MIMO Using a Method for Controlling Phase Difference between Each Propagation Channel. IEICE Trans. Commun. (10) (2013)
Munehiro Matsui, Riichi Kudo, Yasushi Takatori, Tadao Nakagawa, Koichi Ishihara, Masato Mizoguchi, Takayuki Kobayashi, Yutaka Miyamoto
A Band-Divided Receiver Prototype for Wideband Optical Signals. IEICE Trans. Commun. (7) (2011)
Munehiro Matsui, Tadao Nakagawa, Riichi Kudo, Koichi Ishihara, Masato Mizoguchi
Blind frequency-dependent IQ imbalance compensation scheme using CMA for OFDM system. PIMRC (2011)
Hirokazu Kubota, Hidehito Takara, Tadao Nakagawa, Munehiro Matsui, Toshio Morioka
Intermodal group velocity dispersion of few-mode fiber. IEICE Electron. Express 7 (20) (2010)
Yo Yamaguchi, Takana Kaho, Motoharu Sasaki, Kenjiro Nishikawa, Tomohiro Seki, Tadao Nakagawa, Kazuhiro Uehara, Kiyomichi Araki
An Analysis of Multi-Layer Inductors for Miniaturizing of GaAs MMIC. IEICE Trans. Electron. (7) (2010)
Hitoshi Hayashi, Tadao Nakagawa, Kazuhiro Uehara, Yoshihiro Takigawa
A Miniaturized In-Phase Power Divider with a DC Block Function. IEICE Trans. Electron. (10) (2007)
Hitoshi Hayashi, Tadao Nakagawa, Kazuhiro Uehara, Yoshihiro Takigawa
Miniaturized Broadband Lumped-Element In-Phase Power Dividers. IEICE Trans. Electron. (6) (2007)
Hitoshi Hayashi, Munenari Kawashima, Tadao Nakagawa, Kazuhiro Uehara, Yoshihiro Takigawa
An Active Terminal Circuit and Its Application to a Distributed Amplifier. IEICE Trans. Electron. (6) (2007)
Takana Kaho, Yo Yamaguchi, Tadao Nakagawa, Katsuhiko Araki, Kiyomichi Araki
A Novel Adaptive Linearization Technique for a Balanced-Amplifier Array. IEICE Trans. Electron. (10) (2006)
Munehiro Matsui, Tadao Nakagawa, Kiyoshi Kobayashi, Katsuhiko Araki
Compensation technique for impairments of wideband quadrature demodulators for direct conversion receivers. PIMRC (2004)
Hiroshi Okazaki, Tadao Nakagawa, Masahiro Muraguchi, Hiroyuki Fukuyama, Koichi Maezawa, Masafumi Yamamoto
Sampling phase detector using a resonant tunneling high electron mobility transistor for microwave phase-locked oscillators. IEEE Trans. Very Large Scale Integr. Syst. 6 (1) (1998)
Tadao Nakagawa, Hideyuki Nosaka
Authors' Reply. IEEE J. Solid State Circuits 33 (1) (1998)
Tadao Nakagawa, Hideyuki Nosaka
A direct digital synthesizer with interpolation circuits. IEEE J. Solid State Circuits 32 (5) (1997)