Hiroaki Hashida

32 papers B 2Misc 1Journal 19Unranked 10

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Angle-Distance Separated Hierarchical Beam Training With Multi-Focal and Defocal Beams for Large-Scale IRS-Aided Near-Field Communication. IEEE Trans. Cogn. Commun. Netw. Ryuhei Hibi, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2026	J	`jnl`	Deep Q-Learning-Driven Frequency Prism Beamforming With Delay-Adjustable IRS in LEO Satellite Networks. IEEE Trans. Cogn. Commun. Netw. Shuta Sekimori, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato, Kohei Yoshida, Masayuki Ariyoshi
2026	J	`jnl`	Fluid Antenna Systems Enabled by Reconfigurable Holographic Surfaces: Beamforming Design and Experimental Validation. IEEE J. Sel. Areas Commun. Shupei Zhang, Yuze Zhang, Hiroaki Hashida, Yonina C. Eldar, Marco Di Renzo, Boya Di
2026	—	`conf`	GEO-Relayed Inter LEO Satellite Constellations Connection Scheduling with Hybrid FSO/RF Communications. CCNC Kazuma Mashiko, Hiroaki Hashida, Yuichi Kawamoto, Yohei Hasegawa, Masayuki Ariyoshi
2026	J	`jnl`	Joint Design of Intelligent Reflecting Surface Partitioning and Scheduling for Multiuser Communications. IEEE Trans. Netw. Sci. Eng. Hiroaki Hashida, Taishi Endo, Yishi Zhu, Yuichi Kawamoto, Nei Kato, Takumi Yoneda, Tomoki Murakami
2026	J	`jnl`	Joint Optimization of Data Placement and Task Scheduling for Distributed Green Data Centers With Optical Satellite Networks. IEEE Trans. Netw. Sci. Eng. Hiroto Oshima, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato, Kazushi Sugyo, Yohei Hasegawa, Masayuki Ariyoshi
2026	J	`jnl`	Precoding-Free Hierarchical Rate-Splitting Multiple Access via Stacked Intelligent Metasurface. IEEE Internet Things J. Hiroaki Hashida, Boya Di
2026	J	`jnl`	Spectral-Efficient Dynamic User Association in LEO Satellite Constellation-HAPS Cooperative Networks. IEEE Trans. Cogn. Commun. Netw. Kazuma Mashiko, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato, Kohei Yoshida, Masayuki Ariyoshi
2025	—	`conf`	Bundle Transmission Control in Multi-Source Delay/Disruption Tolerant Near-Earth Satellite Networks for Improved Delivery Ratio. VTC2025-Spring Kazuma Mashiko, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato, Yohei Hasegawa, Masayuki Ariyoshi
2025	—	`conf`	Environment-Aware Beam Selection for Efficient Codebook Design in IRS-Assisted Communications. ICC Yugo Tanabu, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato, Takumi Yoneda, Tomoki Murakami
2025	Misc	`conf`	Frequency Prism-based Beamforming and Resource Allocation in LEO Satellite Networks with Delay Adjustable IRS. ICNC Shuta Sekimori, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato, Kohei Yoshida, Masayuki Ariyoshi
2025	J	`jnl`	IRS-Aided Near-Field Communication: Prospects and Challenges with Codebook Approach. IEEE Wirel. Commun. Ryuhei Hibi, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2025	J	`jnl`	Mathematical Modeling and Deployment Optimization: Intelligent Reflecting Surface-Aided Communications Under Partial Blockages. IEEE Trans. Cogn. Commun. Netw. Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2025	—	`conf`	Max-Min Fairness in Intelligent Reflecting Surface-Aided Multi-Operator Networks with Cooperative Passive Beamforming. VTC2025-Spring Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2025	J	`jnl`	Precoding-free Hierarchical Rate-Splitting Multiple Access via Stacked Intelligent Metasurface. CoRR Hiroaki Hashida, Boya Di
2025	—	`conf`	Prediction-Based Task Allocation and Processor Control for Distributed Green Data Centers with Optical Satellite Links. VTC2025-Spring Hiroto Oshima, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato, Kazushi Sugyo, Yohei Hasegawa, Masayuki Ariyoshi
2025	J	`jnl`	Sharing Intelligent Reflecting Surfaces in Multi-Operator Communication Systems for Sustainable 6G Networks. CoRR Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2025	J	`jnl`	Sharing Intelligent Reflecting Surfaces in Multi-Operator Communication Systems for Sustainable 6G Networks. IEEE Wirel. Commun. Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2024	—	`conf`	3D Codebook Construction Strategy based on Control Accuracy Index for Intelligent Reflecting Surface in Near-field. VTC Fall Ryuhei Hibi, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2024	J	`jnl`	IRS-aided Near-field Communication: Prospects and Challenges with Codebook Approach. CoRR Ryuhei Hibi, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2024	J	`jnl`	Machine Learning-Based Infrastructure Sharing and Shared Operations for Intelligent Reflecting Surface-Aided Communications. IEEE Trans. Cogn. Commun. Netw. Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2024	—	`conf`	Multiple Access Point Coordinated Orthogonal Frequency Division Multiple Access Considering Channel Fairness of Non-Coordinated Nodes. VTC Fall Mitsuni Hinohara, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato, Yoshio Urabe, Hiroyuki Motozuka
2024	—	`conf`	Near-Field Behaviors of Intelligent Reflecting Surface: Experimental Measurements at 60GHz. APWCS Yuichi Kawamoto, Hiroaki Hashida, Yugo Tanabu, Mitsuni Hinohara, Hiroto Oshima, Nei Kato, Susumu Ano, Kazuto Yano
2024	—	`conf`	Performance Evaluation of Coordination Function Selection in Multi-AP Coordination for Next-Generation Wireless LANs. VTC Fall Kouki Iizuka, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato, Yoshio Urabe, Hiroyuki Motozuka
2023	B	`conf`	Sharing Intelligent Reflecting Surface Among Multiple Wireless Communication Systems. GLOBECOM Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2022	J	`jnl`	Adaptive Pilot Interval Optimization for Intelligent Reflecting Surface-Aided Communication Systems. IEEE Trans. Veh. Technol. Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2022	B	`conf`	IRS-aided Communications Without Channel State Information Relying on Deep Reinforcement Learning. GLOBECOM Hiroaki Hashida, Yuichi Kawamoto, Nei Kato, Masashi Iwabuchi, Tomoki Murakami
2022	J	`jnl`	Mobility-Aware User Association Strategy for IRS-Aided mm-Wave Multibeam Transmission Towards 6G. IEEE J. Sel. Areas Commun. Hiroaki Hashida, Yuichi Kawamoto, Nei Kato, Masashi Iwabuchi, Tomoki Murakami
2022	J	`jnl`	Selective Reflection Control: Distributed IRS-Aided Communication With Partial Channel State Information. IEEE Trans. Veh. Technol. Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2020	J	`jnl`	Efficient Delay-Based Internet-Wide Scanning Method for IoT Devices in Wireless LAN. IEEE Internet Things J. Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2020	—	`conf`	Impact of Internet-Wide Scanning on IoT Data Communication in Wireless LANs. ICC Workshops Hiroaki Hashida, Yuichi Kawamoto, Nei Kato
2020	J	`jnl`	Intelligent Reflecting Surface Placement Optimization in Air-Ground Communication Networks Toward 6G. IEEE Wirel. Commun. Hiroaki Hashida, Yuichi Kawamoto, Nei Kato