16 x 16 MIMO Testbed for MU-MIMO Downlink TransmissionNISHIMORI, Kentaro; KUDO, Riichi; HONMA, Naoki et al.IEICE transactions on communications. 2010, Vol 93, Num 2, pp 345-352, issn 0916-8516, 8 p.Article

Performance Evaluation of Interference-Aware Multi-Cell Beamforming for an Overlapping Cells EnvironmentMURAKAMI, Tomoki; KUDO, Riichi; ICHIKAWA, Takeo et al.IEICE transactions on communications. 2013, Vol 96, Num 6, pp 1492-1501, issn 0916-8516, 10 p.Article

Fast Control Method of Parasitic Antennas Using Noniterative Algorithm in Multiantenna SystemHONMA, Naoki; NISHIMORI, Kentaro; KUDO, Riichi et al.IEEE transactions on antennas and propagation. 2012, Vol 60, Num 4, pp 2044-2051, issn 0018-926X, 8 p.Article

A New User Selection Measure in Block Diagonalization Algorithm for Multiuser MIMO SystemsKUDO, Riichi; TAKATORI, Yasushi; NISHIMORI, Kentaro et al.IEICE transactions on communications. 2009, Vol 92, Num 10, pp 3206-3218, issn 0916-8516, 13 p.Article

Implementation and Evaluation of Real-Time Distributed Zero-Forcing Beamforming for Downlink Multi-User MIMO Systems : Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2012MURAKAMI, Tomoki; ISHIHARA, Koichi; KUDO, Riichi et al.IEICE transactions on communications. 2013, Vol 96, Num 10, pp 2521-2529, issn 0916-8516, 9 p.Article

Ultra-High Capacity WDM Transmission Using Spectrally-Efficient PDM 16-QAM Modulation and C- and Extended L-Band Wideband Optical AmplificationSANO, Akihide; MASUDA, Hiroji; SAKAMAKI, Yohei et al.Journal of lightwave technology. 2011, Vol 29, Num 1-4, pp 578-586, issn 0733-8724, 9 p.Conference Paper

A Band-Divided Receiver Prototype for Wideband Optical Signals : Opto-electronics and Communications for Future Optical NetworkMATSUI, Munehiro; KUDO, Riichi; TAKATORI, Yasushi et al.IEICE transactions on communications. 2011, Vol 94, Num 7, pp 1801-1808, issn 0916-8516, 8 p.Article