Tatsuhiko Iwakuni

20 papers B 2C 1Journal 10Unranked 7

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Null-Space Expansion Applications to MIMO with Distributed Antennas. IEICE Trans. Commun. Makoto Taromaru, Hidekazu Murata, Masaharu Abiru, Yuki Ohi, Shohei Kobayashi, Tatsuhiko Iwakuni, Daisei Uchida, Takafumi Fujita
2025	—	`conf`	Experimental Performance Evaluation of Frequency-Domain Linear MIMO Reception Using Null-Space Expansion Technique. VTC2025-Spring Yuki Ohi, Shohei Kobayashi, Hidekazu Murata, Makoto Taromaru, Tatsuhiko Iwakuni, Daisei Uchida, Takafumi Fujita
2025	—	`conf`	Retraining-Free Blockage Prediction for Millimeter-Wave Communications Based on Minor Components of Angular Power Profiles. APSIPA Xiaoqing Tong, Kohei Mitani, Kazunori Hayashi, Koji Yamamoto, Takuto Arai, Shuki Wai, Tatsuhiko Iwakuni, Daisei Uchida
2024	C	`conf`	Experimental Performance of Null-Space Expanded MIMO Reception Technique. APCC Shohei Kobayashi, Yuki Ohi, Hidekazu Murata, Makoto Taromaru, Tatsuhiko Iwakuni, Daisei Uchida, Takafumi Fujita
2024	J	`jnl`	Leveraging Acoustic AoA to Enhance mmWave Beam Search-Based Blockage Prediction: An Experimental Study. IEEE Trans. Veh. Technol. Ryosuke Hanahara, Itsuki Yonemura, Koji Yamamoto, Takuto Arai, Shuki Wai, Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita
2024	—	`conf`	Performance of Linear MIMO Receiver Using Null-Space Expansion Technique over Time-Variant Channels. VTC Fall Shohei Kobayashi, Yuki Ohi, Hidekazu Murata, Makoto Taromaru, Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita
2023	J	`jnl`	A Beam Search Method with Adaptive Beam Width Control Based on Area Size for Initial Access. IEICE Trans. Commun. Takuto Arai, Daisei Uchida, Tatsuhiko Iwakuni, Shuki Wai, Naoki Kita
2023	—	`conf`	Blockage Prediction Using Exhaustive Beam-Pair Scan in mmWave Networks: An Experimental Study. CCNC Itsuki Yonemura, Takamochi Kanda, Ryosuke Hanahara, Koji Yamamoto, Takuto Arai, Shuki Wai, Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita
2023	J	`jnl`	Fast Beam Search Based on Recorded Combinations for Distributed Massive MIMO Systems Using Sub-THz Wave Bands. IEEE Trans. Veh. Technol. Shuki Wai, Tatsuhiko Iwakuni, Takuto Arai, Daisei Uchida, Naoki Kita
2023	J	`jnl`	Handover Experiment of 60-GHz-Band Wireless LAN in over 200-km/h High-Speed Mobility Environment. IEICE Trans. Commun. Tatsuhiko Iwakuni, Daisei Uchida, Takuto Arai, Shuki Wai, Naoki Kita
2023	—	`conf`	Null-Space Expansion Technique for Linear MIMO Reception over Time-Variant Channels. VTC2023-Spring Yuki Ohi, Hidekazu Murata, Makoto Taromaru, Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita
2021	—	`conf`	Millimeter-Wave Handover Experiment in 293 km/h Mobility Environment using Position Estimated from Wireless Communication Signal. VTC Fall Tatsuhiko Iwakuni, Daisei Uchida, Shuki Wai, Naoki Kita
2018	J	`jnl`	Experimental Verification of Null-Space Expansion for Multiuser Massive MIMO via Channel State Information Measurement. IEICE Trans. Commun. Tatsuhiko Iwakuni, Kazuki Maruta, Atsushi Ohta, Yushi Shirato, Masataka Iizuka
2017	J	`jnl`	Antenna Array Arrangement for Massive MIMO to Reduce Channel Spatial Correlation in LOS Environment. IEICE Trans. Commun. Takuto Arai, Atsushi Ohta, Yushi Shirato, Satoshi Kurosaki, Kazuki Maruta, Tatsuhiko Iwakuni, Masataka Iizuka
2017	J	`jnl`	Null-Space Expansion for Multiuser Massive MIMO Inter-User Interference Suppression in Time Varying Channels. IEICE Trans. Commun. Tatsuhiko Iwakuni, Kazuki Maruta, Atsushi Ohta, Yushi Shirato, Takuto Arai, Masataka Iizuka
2016	B	`conf`	Correlation-based user scheduling and multi-planar parallelogram array for Massive antenna systems. PIMRC Takuto Arai, Atsushi Ohta, Satoshi Kurosaki, Kazuki Maruta, Tatsuhiko Iwakuni, Masataka Iizuka
2016	—	`conf`	Experimental Verification of Null-Space Expansion for Multiuser Massive MIMO Using Measured Channel State Information. VTC Fall Tatsuhiko Iwakuni, Kazuki Maruta, Atsushi Ohta, Yushi Shirato, Takuto Arai, Masataka Iizuka
2016	J	`jnl`	First Eigenmode Transmission by High Efficient CSI Estimation for Multiuser Massive MIMO Using Millimeter Wave Bands. Sensors Kazuki Maruta, Tatsuhiko Iwakuni, Atsushi Ohta, Takuto Arai, Yushi Shirato, Satoshi Kurosaki, Masataka Iizuka
2015	B	`conf`	Inter-user interference suppression in time varying channel with null-space expansion for multiuser massive MIMO. PIMRC Tatsuhiko Iwakuni, Kazuki Maruta, Atsushi Ohta, Yushi Shirato, Takuto Arai, Masataka Iizuka
2013	J	`jnl`	Analysis of Wireless Channel Capacity in RoF-DAS over WDM-PON System. IEICE Trans. Electron. Tatsuhiko Iwakuni, Kenji Miyamoto, Takeshi Higashino, Katsutoshi Tsukamoto, Shozo Komaki, Takayoshi Tashiro, Youichi Fukada, Junichi Kani, Naoto Yoshimoto, Katsumi Iwatsuki