Kazuki TAKEDA


Iterative Superimposed Pilot-Assisted Channel Estimation Using Sliding Wiener Filtering for Single-Carrier Block Transmission
Tetsuya UCHIUMI Tatsunori OBARA Kazuki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/03/01
Vol. E95-B  No. 3  pp. 924-932
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
superimposed pilotWiener filterautocorrelation function estimation
 Summary | Full Text:PDF

Uplink Capacity of OFDM Multi-User MIMO Using Near-ML Detection in a Cellular System
Masashi ITAGAKI Tetsuya YAMAMOTO Kazuki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/01/01
Vol. E95-B  No. 1  pp. 198-205
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
multi-user MIMOOFDMlattice reductionQRM-MLDuplink capacity
 Summary | Full Text:PDF

Iterative MMSE Detection with Interference Cancellation for Up-Link HARQ Using Frequency-Domain Filtered SC-FDMA MIMO Multiplexing
Suguru OKUYAMA Tetsuya YAMAMOTO Kazuki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/12/01
Vol. E94-B  No. 12  pp. 3559-3568
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
SC-FDMAMMSEDinterference cancellationfrequency-domain filterMIMOHARQ
 Summary | Full Text:PDF

Iterative MMSE-FDE/MUI Cancellation and Antenna Diversity for Frequency-Domain Filtered SC-FDMA Uplink
Suguru OKUYAMA Kazuki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/10/01
Vol. E94-B  No. 10  pp. 2847-2856
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
SC-FDMAMMSE-FDEMUI cancellationfrequency-domain filter
 Summary | Full Text:PDF

Joint MMSE-FDE & Spectrum Combining for a Broadband Single-Carrier Transmission in the Presence of Timing Offset
Tatsunori OBARA Kazuki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/05/01
Vol. E94-B  No. 5  pp. 1366-1375
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
frequency-domain equalizationsingle-carrier transmissionNyquist filtertiming offsetoversampling
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Transmission Performance of Frequency-Domain Filtered Single-Carrier Transmission Using Frequency-Domain Block Signal Detection with QRM-MLD
Tetsuya YAMAMOTO Kazuki TAKEDA KyeSan LEE Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/05/01
Vol. E94-B  No. 5  pp. 1386-1395
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
single-carrierfrequency-domain filteringfrequency-domain block signal detectionQRM-MLD
 Summary | Full Text:PDF

Joint Iterative Transmit/Receive FDE & FDIC for Single-Carrier Block Transmissions
Kazuki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/05/01
Vol. E94-B  No. 5  pp. 1396-1404
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
frequency-domain equalizationinterference cancellationsingle-carrier
 Summary | Full Text:PDF

Performance Comparison of Overlap FDE and Sliding-Window Chip Equalization for Multi-Code DS-CDMA in a Frequency-Selective Fading Channel
Tatsunori OBARA Kazuki TAKEDA Kyesan LEE Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/03/01
Vol. E94-B  No. 3  pp. 750-757
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
overlap FDEsliding-window chip equalization (SWCE)DS-CDMA
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Recent Advances in Single-Carrier Frequency-Domain Equalization and Distributed Antenna Network
Fumiyuki ADACHI Kazuki TAKEDA Tatsunori OBARA Tetsuya YAMAMOTO Hiroki MATSUDA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/11/01
Vol. E93-A  No. 11  pp. 2201-2211
Type of Manuscript:  INVITED PAPER (Special Section on Signal Design and its Application in Communications)
Category: 
Keyword: 
single-carrierfrequency-domain equalizationdistributed antenna networkMIMOsignal detection
 Summary | Full Text:PDF

Joint Water Filling-MRT Downlink Transmit Diversity for a Broadband Single-Carrier Distributed Antenna Network
Hiroki MATSUDA Kazuki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/10/01
Vol. E93-B  No. 10  pp. 2753-2760
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
distributed antenna networktransmit diversitychannel capacityfrequency-selective channel
 Summary | Full Text:PDF

Frequency-Domain Block Signal Detection for Single-Carrier Transmission
Tetsuya YAMAMOTO Kazuki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/08/01
Vol. E93-B  No. 8  pp. 2104-2112
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
single-carrierfrequency-domain equalizationMMSEV-BLAST
 Summary | Full Text:PDF

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

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

Joint Frequency-Domain Equalization and Despreading for Multi-Code DS-CDMA Using Cyclic Delay Transmit Diversity
Tetsuya YAMAMOTO Kazuki TAKEDA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1563-1572
Type of Manuscript:  Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
DS-CDMAfrequency-domain equalizationcyclic delay transmit diversity
 Summary | Full Text:PDF

Channel Estimation Using Cyclic Delay Pilot for SC-MIMO Multiplexing
Takafumi FUJIMORI Kazuki TAKEDA Kazuyuki OZAKI Akinori NAKAJIMA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/09/01
Vol. E91-B  No. 9  pp. 2925-2932
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
MIMO multiplexingchannel estimationcyclic delay
 Summary | Full Text:PDF

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

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