Keyword : Massive MIMO

Specificity Analysis for Nonlinear Distorted Radiation Using 4.65GHz Band Massive Element Active Antenna System for 5G and Influence on Spatial Multiplexing Performance
Takuji MOCHIZUKI 
Publication:   
Publication Date: 2021/10/01
Vol. E104-C  No. 10 ; pp. 543-551
Type of Manuscript:  INVITED PAPER (Special Section on Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
5G, AAS, Massive MIMO, DPD, CAL, 
 Summary | Full Text:PDF
Performance Evaluation of Low Complexity Digital Beamforming Algorithms by Link-Level Simulations and Outdoor Experimental Trials for 5G Low-SHF-Band Massive MIMO
Tatsuki OKUYAMA Satoshi SUYAMA Jun MASHINO Kazushi MURAOKA Kohei IZUI Kenichiro YAMAZAKI Yukihiko OKUMURA 
Publication:   
Publication Date: 2019/08/01
Vol. E102-B  No. 8 ; pp. 1382-1389
Type of Manuscript:  Special Section PAPER (Special Section on Technology Trials and Proof-of-Concept Activities for 5G and Beyond)
Category: 
Keyword: 
5G, Massive MIMO, digital beamforming, outdoor experimental trials, low SHF bands, 
 Summary | Full Text:PDF
Performance Evaluation of Downlink Multi-User Massive MIMO with Configurable Active Antenna System and Inter Access Point Coordination in Low-SHF-Band
Yi JIANG Kenichiro YAMAZAKI Toshihiro HAYATA Kohei IZUI Kanada NAKAYASU Toshifumi SATO Tatsuki OKUYAMA Jun MASHINO Satoshi SUYAMA Yukihiko OKUMURA 
Publication:   
Publication Date: 2019/08/01
Vol. E102-B  No. 8 ; pp. 1401-1410
Type of Manuscript:  Special Section PAPER (Special Section on Technology Trials and Proof-of-Concept Activities for 5G and Beyond)
Category: 
Keyword: 
5G, Massive MIMO, low-SHF-band, MU-MIMO, beamforming, C-RAN, CB, CoMP, 
 Summary | Full Text:PDF
Massive Antenna Systems for Wireless Entrance (MAS-WE): Practical Application of Massive MIMO with Simplified Space Division Multiplexing Schemes
Kazuki MARUTA Atsushi OHTA Satoshi KUROSAKI Takuto ARAI Masataka IIZUKA 
Publication:   
Publication Date: 2017/05/01
Vol. E100-B  No. 5 ; pp. 779-787
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
Massive MIMO, Multiuser MIMO, inter-user interference cancellation, scheduling, spatial channel correlation, sectorization, 
 Summary | Full Text:PDF
Joint Processing of Analog Fixed Beamforming and CSI-Based Precoding for Super High Bit Rate Massive MIMO Transmission Using Higher Frequency Bands
Tatsunori OBARA Satoshi SUYAMA Jiyun SHEN Yukihiko OKUMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/08/01
Vol. E98-B  No. 8 ; pp. 1474-1481
Type of Manuscript:  Special Section PAPER (Special Section on 5G Radio Access Networks―Part I: Radio Access Technologies and System Design)
Category: 
Keyword: 
5G, higher frequency bands, Massive MIMO, analog fixed beamforming, CSI-based precoding, 
 Summary | Full Text:PDF