Keyword : frequency utilization efficiency

System Throughput Gain by New Channel Allocation Scheme for Spectrum Suppressed Transmission in Multi-Channel Environments over a Satellite Transponder
Sumika OMATA Motoi SHIRAI Takatoshi SUGIYAMA 
Publication:   
Publication Date: 2020/10/01
Vol. E103-B  No. 10 ; pp. 1059-1068
Type of Manuscript:  Special Section PAPER (Special Section on New Era of Satellite Communication/Broadcasting/Application Technologies)
Category: 
Keyword: 
spectrum suppressed transmission, frequency utilization efficiency, FEC, LE, channel allocation, system throughput, 
 Summary | Full Text:PDF(2.6MB)
Implementation and Performance Evaluation of Simple SDM-COFDM Prototype Using Propagation Coefficient Matrix Tracking for Fast Fading MIMO Channels
Takatoshi SUGIYAMA Satoshi KUROSAKI Daisei UCHIDA Yusuke ASAI Masahiro UMEHIRA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/01/01
Vol. E88-B  No. 1 ; pp. 58-65
Type of Manuscript:  Special Section PAPER (Special Section on Multi-carrier Signal Processing Techniques for Next Generation Mobile Communications--Part 1)
Category: Space Division Multiplexing
Keyword: 
SDM, OFDM, MIMO, ZF, frequency utilization efficiency, 
 Summary | Full Text:PDF(1.8MB)
A Half-Chip Offset QPSK Modulation CDMA Scheme Employing Differential Detection for Advanced Wireless LAN Systems
Takatoshi SUGIYAMA Masato MIZOGUCHI Shuji KUBOTA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/05/25
Vol. E79-B  No. 5 ; pp. 693-700
Type of Manuscript:  PAPER
Category: Radio Communication
Keyword: 
offset QPSK-CDMA, nonlinear channel, differential detection, forward error correction, time diversity, frequency utilization efficiency, 
 Summary | Full Text:PDF(582.5KB)