Satoshi NAGATA


Performance Evaluations of Transmit Diversity Schemes with Synchronization Signals for LTE Downlink
Satoshi NAGATA Yoshihisa KISHIYAMA Motohiro TANNO Kenichi HIGUCHI Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/06/01
Vol. E98-B  No. 6  pp. 1110-1124
Type of Manuscript:  PAPER
Category: Terrestrial Wireless Communication/Broadcasting Technologies
Keyword: 
cell searchsynchronization signalsLTEtransmit diversitycell ID detection
 Summary | Full Text:PDF(3.4MB)

Low Complexity Centralized Scheduling Scheme for Downlink CoMP
Jing WANG Satoshi NAGATA Lan CHEN Huiling JIANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/05/01
Vol. E98-B  No. 5  pp. 940-948
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
coordinated multi-point (CoMP)centralized schedulinglow complexityscheduling indicator vector
 Summary | Full Text:PDF(1.7MB)

System Performance Investigation of Layer-1 and Layer-3 Relays in LTE-Advanced Downlink
Satoshi NAGATA Yuan YAN Anxin LI Xinying GAO Tetsushi ABE Takehiro NAKAMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/12/01
Vol. E94-B  No. 12  pp. 3296-3303
Type of Manuscript:  Special Section PAPER (Special Section on Cooperative Communications for Cellular Networks)
Category: 
Keyword: 
LTE-advancedOFDMrelaylayer 3scheduling
 Summary | Full Text:PDF(2.1MB)

Performance Investigation on Cell Selection Schemes Associated with Downlink Inter-Cell Interference Coordination in Heterogeneous Networks for LTE-Advanced
Yuya SAITO Jaturong SANGIAMWONG Nobuhiko MIKI Satoshi NAGATA Tetsushi ABE Yukihiko OKUMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/12/01
Vol. E94-B  No. 12  pp. 3304-3311
Type of Manuscript:  Special Section PAPER (Special Section on Cooperative Communications for Cellular Networks)
Category: 
Keyword: 
LTE-advancedheterogeneous networkcell selectionreference signal received powerreference signal received quality
 Summary | Full Text:PDF(2.4MB)

Investigation on Data Signal Muting to Improve Channel Estimation Accuracy in Downlink Coordinated Multiple-Point Transmission in LTE-Advanced
Yusuke OHWATARI Nobuhiko MIKI Tetsushi ABE Satoshi NAGATA Yukihiko OKUMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/12/01
Vol. E94-B  No. 12  pp. 3321-3334
Type of Manuscript:  Special Section PAPER (Special Section on Cooperative Communications for Cellular Networks)
Category: 
Keyword: 
coordinated multipoint transmission/receptiondata signal mutingLTE-Advanced
 Summary | Full Text:PDF(5.6MB)

Cell Search Time Comparison Using Hierarchical and Non-hierarchical Synchronization Channels in OFDM Based Evolved UTRA Downlink
Satoshi NAGATA Motohiro TANNO Yoshihisa KISHIYAMA Kenichi HIGUCHI Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1608-1618
Type of Manuscript:  Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
Evolved UTRAOFDMcell searchsynchronization channel
 Summary | Full Text:PDF(1.8MB)

Block-Wise Resource Block-Level Distributed Transmission for Shared Data Channel in OFDMA Evolved UTRA Downlink
Satoshi NAGATA Yoshiaki OFUJI Yoshihisa KISHIYAMA Nobuhiko MIKI Kenichi HIGUCHI Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1660-1668
Type of Manuscript:  Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
Evolved UTRAOFDMdistributed transmissionresource blockshared data channel
 Summary | Full Text:PDF(2.4MB)

Physical Channel Structures and Cell Search Method for Scalable Bandwidth for OFDM Radio Access in Evolved UTRA Downlink
Motohiro TANNO Kenichi HIGUCHI Satoshi NAGATA Yoshihisa KISHIYAMA Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/12/01
Vol. E90-B  No. 12  pp. 3622-3631
Type of Manuscript:  PAPER
Category: Terrestrial Radio Communications
Keyword: 
OFDMevolved UTRAcell searchsynchronization channelscalable bandwidth
 Summary | Full Text:PDF(1.4MB)

Accurate FFT Processing Window Timing Detection Based on Maximum SIR Criterion in OFCDM Wireless Access
Satoshi NAGATA Noriyuki MAEDA Hiroyuki ATARASHI Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/02/01
Vol. E88-B  No. 2  pp. 552-560
Type of Manuscript:  Special Section PAPER (Special Section on Multi-carrier Signal Processing Techniques for Next Generation Mobile Communications--Part2)
Category: 
Keyword: 
FFT window timingSIRinter-symbol interferenceOFCDM
 Summary | Full Text:PDF(1.2MB)

Improvement of Performances of SC Sigma-Delta Modulators
Kenichi SUGITANI Fumio UENO Takahiro INOUE Takeru YAMASHITA Satoshi NAGATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/06/25
Vol. E76-A  No. 6  pp. 931-939
Type of Manuscript:  Special Section PAPER (Special Section on Papers Selected from 1992 Joint Technical Conference on Circuits/Systems,Computers and Communications (JTC-CSCC'92))
Category: Methods and Circuits for Signal Processing
Keyword: 
solid state circuitsanalog/digital signal processingA/D converter
 Summary | Full Text:PDF(575.7KB)