Yasuyuki HATAKAWA

A VLSI Design of a Tomlinson-Harashima Precoder for MU-MIMO Systems Using Arrayed Pipelined Processing
Kosuke SHIMAZAKI Shingo YOSHIZAWA Yasuyuki HATAKAWA Tomoko MATSUMOTO Satoshi KONISHI Yoshikazu MIYANAGA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/11/01
Vol. E96-A  No. 11  pp. 2114-2119
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: VLSI Design Technology and CAD
Keyword: 
multi-user MIMO, Tomlinson-Harashima precoding, LQ decomposition, interference cancellation, 
 Summary | Full Text:PDF
Open Loop DPC Beamforming Effective for Multiuser MIMO Transmissions in FDD Systems
Tomoko MATSUMOTO Yasuyuki HATAKAWA Satoshi KONISHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/12/01
Vol. E94-A  No. 12  pp. 2719-2727
Type of Manuscript:  Special Section PAPER (Special Section on Wideband Systems)
Category: 
Keyword: 
multiuser MIMO, FDD, DPC, beamforming, DOA, 
 Summary | Full Text:PDF
MIMO Precoding Effective for Path-Loss Imbalance and Antenna Correlation in Cooperative Base Station Systems
Yasuyuki HATAKAWA Masashi FUSHIKI Satoshi KONISHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/01/01
Vol. E94-B  No. 1  pp. 243-252
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
cooperative base stations, multiple input multiple output, precoding, log likelihood ratio, 
 Summary | Full Text:PDF
Development of 100 MHz Bandwidth Testbed toward IMT-Advanced and Experimental Results Including Rotational OFDM and Twin Turbo Decoder Transmission Performances
Noriaki MIYAZAKI Yasuyuki HATAKAWA Toshinori SUZUKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/09/01
Vol. E92-A  No. 9  pp. 2209-2217
Type of Manuscript:  Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: Broadband Wireless Access System
Keyword: 
IMT-Advanced, E-UTRA, testbed, experimental results, OFDM, turbo decoder, 
 Summary | Full Text:PDF
Performance Evaluation of MIMO-OFDM with Twin Turbo Decoder
Yasuyuki HATAKAWA Noriaki MIYAZAKI Toshinori SUZUKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/01/01
Vol. E92-B  No. 1  pp. 228-236
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
iterative decoder, multiple-input multiple-output, FEC (Forward Error Correction), correlated channel, turbo coding, computational complexity, 
 Summary | Full Text:PDF