Kenji HOSHINO

Cylindrical Massive MIMO System with Low-Complexity Angle-Based User Selection for High-Altitude Platform Stations
Koji TASHIRO Kenji HOSHINO Atsushi NAGATE 
Publication:   
Publication Date: 2022/04/01
Vol. E105-B  No. 4  pp. 449-460
Type of Manuscript:  Special Section PAPER (Special Section on Wired-and-Wireless Network System Technologies in Beyond 5G Era)
Category: Adaptive Array Antennas/MIMO
Keyword: 
high-altitude platform station (HAPS), massive MIMO, cylindrical array antenna, user selection, service link, 6G, 
 Summary | Full Text:PDF
Codebook Design for Vertical Beamforming by Multi-Cell Coordination
Kenji HOSHINO Teruya FUJII 
Publication:   
Publication Date: 2022/04/01
Vol. E105-A  No. 4  pp. 622-630
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: Digital Signal Processing, Mobile Information Network and Personal Communications
Keyword: 
coordinated beamforming, vertical beamforming, cell edge, 5G, massive MIMO, codebook-based beamforming, 
 Summary | Full Text:PDF
Non-Linear Precoding Scheme Using MMSE Based Successive Inter-User Interference Pre-Cancellation and Perturbation Vector Search for Downlink MU-MIMO Systems
Kenji HOSHINO Manabu MIKAMI Sourabh MAITI Hitoshi YOSHINO 
Publication:   
Publication Date: 2018/02/01
Vol. E101-B  No. 2  pp. 451-461
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2016)
Category: Wireless Communication Technologies
Keyword: 
multi-user MIMO, non-linear precoding, THP, lattice reduction, perturbation vector search, 
 Summary | Full Text:PDF
Field Experimental Evaluation of Mobile Terminal Velocity Estimation Based on Doppler Spread Detection for Mobility Control in Heterogeneous Cellular Networks
Sourabh MAITI Manabu MIKAMI Kenji HOSHINO 
Publication:   
Publication Date: 2017/02/01
Vol. E100-B  No. 2  pp. 252-261
Type of Manuscript:  Special Section PAPER (Special Section on Antenna and Propagation Technologies Contributing to Realization of Next Generation Wireless Systems)
Category: 
Keyword: 
velocity estimation, heterogeneous cellular network, inter-layer handover, 
 Summary | Full Text:PDF
An Experimental Evaluation and Its Analysis on Downlink MIMO Wireless Transmission Performance of LTE Field Trial in Specified Ubiquitous District
Manabu MIKAMI Atsushi NAGATE Kenji HOSHINO Teruya FUJII 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/07/01
Vol. E94-B  No. 7  pp. 2074-2081
Type of Manuscript:  PAPER
Category: Terrestrial Wireless Communication/Broadcasting Technologies
Keyword: 
LTE, MIMO, field experiment, laboratory experiment, 
 Summary | Full Text:PDF
Timing Offset Interference Canceller in Multi-Link Transmission for OFDM-Based Cellular Radio Communications
Kenji HOSHINO Atsushi NAGATE Teruya FUJII 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/10/01
Vol. E93-B  No. 10  pp. 2735-2741
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
multi-link transmission, cell edge, timing offset, interference canceller, 
 Summary | Full Text:PDF
Frequency Offset Interference Canceller for Multi-Link Transmission in OFDM Systems
Atsushi NAGATE Kenji HOSHINO Teruya FUJII 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/03/01
Vol. E93-B  No. 3  pp. 620-628
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
OFDM, multi-link transmission, frequency offset, interference canceller, 
 Summary | Full Text:PDF