Hiromichi TOMEBA


Pilot-Assisted Channel Estimation for Orthogonal Multi-Carrier DS-CDMA with Frequency-Domain Equalization
Tomoyuki SHIMA Hiromichi TOMEBA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/09/01
Vol. E92-B  No. 9  pp. 2874-2881
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
orthogonal MC DS-CDMAfrequency-domain equalizationpilot-assisted channel estimation
 Summary | Full Text:PDF(808.8KB)

Introduction of Frequency-Domain Signal Processing to Broadband Single-Carrier Transmissions in a Wireless Channel
Fumiyuki ADACHI Hiromichi TOMEBA Kazuki TAKEDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/09/01
Vol. E92-B  No. 9  pp. 2789-2808
Type of Manuscript:  INVITED SURVEY PAPER
Category: 
Keyword: 
single-carrierfrequency-domain equalizationfrequency-selective channelwireless systems
 Summary | Full Text:PDF(2.1MB)

RLS Channel Estimation with Adaptive Forgetting Factor for DS-CDMA Frequency-Domain Equalization
Yohei KOJIMA Hiromichi TOMEBA Kazuaki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1457-1465
Type of Manuscript:  Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
DS-CDMAfrequency-domain equalizationchannel estimationRLS algorithm
 Summary | Full Text:PDF(1.1MB)

Frequency-Domain Equalization for Broadband Single-Carrier Multiple Access
Fumiyuki ADACHI Hiromichi TOMEBA Kazuki TAKEDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1441-1456
Type of Manuscript:  INVITED PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
single-carrierfrequency-domain equalizationfrequency-selective channelwireless systems
 Summary | Full Text:PDF(2.2MB)

Pilot-Assisted Adaptive Channel Estimation for Coded MC-CDMA with ICI Cancellation
Tatsunori YUI Hiromichi TOMEBA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/01/01
Vol. E92-B  No. 1  pp. 246-253
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
MC-CDMAinterference cancellationchannel estimation
 Summary | Full Text:PDF(909.3KB)

Iterative Overlap FDE for Multicode DS-CDMA
Kazuaki TAKEDA Hiromichi TOMEBA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/06/01
Vol. E91-B  No. 6  pp. 1942-1951
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
DS-CDMAMMSE frequency-domain equalizationICI cancellationoverlap FDE
 Summary | Full Text:PDF(1.3MB)

Orthogonal Multi-Carrier DS-CDMA with Frequency-Domain Equalization
Ken TANAKA Hiromichi TOMEBA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/04/01
Vol. E91-B  No. 4  pp. 1055-1062
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
orthogonal MC DS-CDMAfrequency-domain equalizationfrequency diversity gain
 Summary | Full Text:PDF(986.3KB)

BER Performance Analysis of MC-CDMA with Overlap-FDE
Hiromichi TOMEBA Kazuaki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/03/01
Vol. E91-B  No. 3  pp. 795-804
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
frequency-selective fading channeloverlap FDEMC-CDMA
 Summary | Full Text:PDF(1.1MB)

Joint Tomlinson-Harashima Precoding and Frequency-Domain Equalization for Broadband Single-Carrier Transmission
Kazuki TAKEDA Hiromichi TOMEBA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/01/01
Vol. E91-B  No. 1  pp. 258-266
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
single-carrierfrequency-domain equalizationTomlinson-Harashima precoding
 Summary | Full Text:PDF(1.4MB)

DS-CDMA Downlink Site Diversity with Frequency-Domain Equalization and Antenna Diversity Reception
Hirotaka SATO Hiromichi TOMEBA Kazuaki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/12/01
Vol. E90-B  No. 12  pp. 3591-3597
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
DS-CDMAfrequency-domain equalizationsite diversitylink capacity
 Summary | Full Text:PDF(835.7KB)

DS-CDMA HARQ with Overlap FDE
Kazuki TAKEDA Hiromichi TOMEBA Kazuaki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/11/01
Vol. E90-B  No. 11  pp. 3189-3196
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
DS-CDMAHARQoverlap FDE
 Summary | Full Text:PDF(472.9KB)

Frequency-Domain Space-Time Block Coded-Joint Transmit/Receive Diversity for Direct-Sequence Spread Spectrum Signal Transmission
Hiromichi TOMEBA Kazuaki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/03/01
Vol. E90-B  No. 3  pp. 597-606
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
frequency-selective fading channelfrequency-domain pre-equalizationspace-time block codingtransmit/receive antenna diversityDSSS
 Summary | Full Text:PDF(949KB)

Space-Time Block Coded Joint Transmit/Receive Diversity in a Frequency-Nonselective Rayleigh Fading Channel
Hiromichi TOMEBA Kazuaki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/08/01
Vol. E89-B  No. 8  pp. 2189-2195
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
antenna diversityspace-time block codingtime-division duplex
 Summary | Full Text:PDF(739.2KB)

Frequency-Domain Pre-Equalization for MC-CDMA/TDD Uplink and Its Bit Error Rate Analysis
Satoshi ABE Shinsuke TAKAOKA Hiromichi TOMEBA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/01/01
Vol. E89-B  No. 1  pp. 162-173
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
MC-CDMAfrequency-domain pre-equalizationfrequency-selective channel
 Summary | Full Text:PDF(1MB)

Frequency-Domain Pre-Equalization for Multicode Direct Sequence Spread Spectrum Signal Transmission
Fumiyuki ADACHI Kazuaki TAKEDA Hiromichi TOMEBA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/07/01
Vol. E88-B  No. 7  pp. 3078-3081
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
pre-equalizationfrequency-domain equalizationdirect sequence spread spectrum
 Summary | Full Text:PDF(341KB)

Frequency-Domain Pre-Equalization Transmit Diversity for MC-CDMA Uplink Transmission
Hiromichi TOMEBA Shinsuke TAKAOKA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/02/01
Vol. E88-B  No. 2  pp. 575-584
Type of Manuscript:  Special Section PAPER (Special Section on Multi-carrier Signal Processing Techniques for Next Generation Mobile Communications--Part2)
Category: 
Keyword: 
pre-equalizationtransmit diversityMC-CDMAfrequency-domain equalizationfrequency-selective channel
 Summary | Full Text:PDF(1.4MB)

Frequency-Domain Pre-Rake Transmission for DSSS/TDD Mobile Communications Systems
Fumiyuki ADACHI Kazuaki TAKEDA Hiromichi TOMEBA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/02/01
Vol. E88-B  No. 2  pp. 784-787
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
frequency-domain equalizationpre-rakespread spectrummobile radio
 Summary | Full Text:PDF(443KB)