Yoshio ITOH


Pre-Filter Based on Allpass Filter for Blind MIMO-OFDM Equalization Using CMA Algorithm
Naoto SASAOKA James OKELLO Masatsune ISHIHARA Kazuki AOYAMA Yoshio ITOH 
Publication:   
Publication Date: 2017/04/01
Vol. E100-B  No. 4  pp. 602-611
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
MIMO-OFDMblind equalizationpermutationallpass filter
 Summary | Full Text:PDF(1.1MB)

Bias Free Adaptive Notch Filter Based on Fourier Sine Series
Kazuki SHIOGAI Naoto SASAOKA Masaki KOBAYASHI Isao NAKANISHI James OKELLO Yoshio ITOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/02/01
Vol. E97-A  No. 2  pp. 557-564
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive signal processingnotch filterexponential filter
 Summary | Full Text:PDF(1.7MB)

FOREWORD
Yoshio ITOH Noriaki SUETAKE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/11/01
Vol. E96-A  No. 11  pp. 2073-2073
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(350.7KB)

Variable Guard Interval Based on Maximum Delay Estimation for Adaptive OFDM Systems
Naoto SASAOKA Hideaki TANAKA Yuki ISHIKAWA Takaharu NAKANISHI Yoshio ITOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/11/01
Vol. E92-A  No. 11  pp. 2862-2865
Type of Manuscript:  Special Section LETTER (Special Section on Smart Multimedia & Communication Systems)
Category: Communication Theory and Systems
Keyword: 
OFDMguard intervalmultipath channelinter-symbol interference
 Summary | Full Text:PDF(399.5KB)

A Variable Step Size Algorithm for Speech Noise Reduction Method Based on Noise Reconstruction System
Naoto SASAOKA Masatoshi WATANABE Yoshio ITOH Kensaku FUJII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/01/01
Vol. E92-A  No. 1  pp. 244-251
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
noise reductionadaptive filtersystem identificationNLMS algorithmvariable step size
 Summary | Full Text:PDF(487.7KB)

Threshold Equalization for On-Line Signature Verification
Isao NAKANISHI Hiroyuki SAKAMOTO Yoshio ITOH Yutaka FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/08/01
Vol. E91-A  No. 8  pp. 2244-2247
Type of Manuscript:  LETTER
Category: Cryptography and Information Security
Keyword: 
on-line signature verificationscore level fusionthreshold equalizationmulti-matcherDWT
 Summary | Full Text:PDF(253.5KB)

DWT Domain On-Line Signature Verification Using the Pen-Movement Vector
Isao NAKANISHI Hiroyuki SAKAMOTO Naoto NISHIGUCHI Yoshio ITOH Yutaka FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/04/01
Vol. E89-A  No. 4  pp. 1129-1131
Type of Manuscript:  LETTER
Category: Information Security
Keyword: 
on-line signature verificationDWTpen-movement vectorcomputational complexity
 Summary | Full Text:PDF(94.1KB)

Speech Noise Reduction System Based on Frequency Domain ALE Using Windowed Modified DFT Pair
Isao NAKANISHI Yuudai NAGATA Takenori ASAKURA Yoshio ITOH Yutaka FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/04/01
Vol. E89-A  No. 4  pp. 950-959
Type of Manuscript:  Special Section PAPER (Special Section on Selected Papers from the 18th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
speech processingnoise reductionadaptive line enhancerfrequency domaindecorrelation parametermodified DFT pairwindow function
 Summary | Full Text:PDF(1.2MB)

An Adaptive Algorithm with Variable Step-Size for Parallel Notch Filter
Arata KAWAMURA Youji IIGUNI Yoshio ITOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/02/01
Vol. E89-A  No. 2  pp. 511-519
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive notch filtervariable step-sizeconvergence characteristicsfrequency estimation
 Summary | Full Text:PDF(985KB)

A Noise Reduction System for Wideband and Sinusoidal Noise Based on Adaptive Line Enhancer and Inverse Filter
Naoto SASAOKA Keisuke SUMI Yoshio ITOH Kensaku FUJII Arata KAWAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/02/01
Vol. E89-A  No. 2  pp. 503-510
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
noise reductionadaptive line enhancerinverse filterfeedback path
 Summary | Full Text:PDF(973.2KB)

Multi-Matcher On-Line Signature Verification System in DWT Domain
Isao NAKANISHI Hiroyuki SAKAMOTO Naoto NISHIGUCHI Yoshio ITOH Yutaka FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/01/01
Vol. E89-A  No. 1  pp. 178-185
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Information Hiding
Keyword: 
on-line signature verificationDWTmulti-matcherpen-positionpen-movement angle
 Summary | Full Text:PDF(643KB)

A Noise Reduction Method Based on Linear Prediction with Variable Step-Size
Arata KAWAMURA Youji IIGUNI Yoshio ITOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/04/01
Vol. E88-A  No. 4  pp. 855-861
Type of Manuscript:  Special Section PAPER (Special Section on Selected Papers from the 17th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
noise reductionlinear predictionvariable step-size
 Summary | Full Text:PDF(1.6MB)

A Noise Reduction Method for Non-stationary Noise Based on Noise Reconstruction System with ALE
Naoto SASAOKA Yoshio ITOH Kensaku FUJII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/02/01
Vol. E88-A  No. 2  pp. 593-596
Type of Manuscript:  LETTER
Category: Digital Signal Processing
Keyword: 
noise reductionlinear predictionsystem identificationadaptive line enhancer
 Summary | Full Text:PDF(347.8KB)

Parallel Composition Based Adaptive Notch Filter: Performance and Analysis
Arata KAWAMURA Yoshio ITOH James OKELLO Masaki KOBAYASHI Yutaka FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/07/01
Vol. E87-A  No. 7  pp. 1747-1755
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive notch filterconvergence performancefrequency estimationbias
 Summary | Full Text:PDF(1.1MB)

An IIR ALE Based on Constrained FIR Filter
James OKELLO Masashi MIZUNO Yoshio ITOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/02/01
Vol. E86-A  No. 2  pp. 428-433
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive filterline enhancernotch filter
 Summary | Full Text:PDF(256KB)

A New Noise Reduction Method Using Estimated Noise Spectrum
Arata KAWAMURA Kensaku FUJII Yoshio ITOH Yutaka FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/04/01
Vol. E85-A  No. 4  pp. 784-789
Type of Manuscript:  Special Section PAPER (Special Section of Selected Papers from the 14th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
noise reductionlinear predictionadaptive digital filtersignal whiteningnoise reconstruction
 Summary | Full Text:PDF(533.2KB)

An Adaptive Algorithm for Cascaded Notch Filter with Reduced Bias
James OKELLO Shin'ichi ARITA Yoshio ITOH Yutaka FUKUI Masaki KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/02/01
Vol. E84-A  No. 2  pp. 589-596
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive notch filterfrequency estimationbias
 Summary | Full Text:PDF(356.5KB)

Robust DSP Type Squaring Loop with Adaptive Notch Filter Type Frequency Estimator and Adaptive BPF
Shigeki OBOTE Yasuaki SUMI Yoshio ITOH Yutaka FUKUI Masaki KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/02/01
Vol. E84-A  No. 2  pp. 441-448
Type of Manuscript:  Special Section PAPER (Special Section on Noise Cancellation and Reduction Techniques)
Category: Narrow-Band Interference Cancellation
Keyword: 
squaring loopcoherent detectionBPSKadaptive notch filterfrequency estimator
 Summary | Full Text:PDF(1.1MB)

On the Necessity of Estimating the Transfer Level in an Allpass-FIR ADF by the Use of Lyapunov Criteria
James OKELLO Shin'ichi ARITA Yoshio ITOH Yutaka FUKUI Masaki KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/05/25
Vol. E83-A  No. 5  pp. 888-894
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
allpass filtertransfer levelLyapunov criteria
 Summary | Full Text:PDF(612.7KB)

PLL Frequency Synthesizer with Binary Phase Comparison
Shigeki OBOTE Yasuaki SUMI Naoki KITAI Yutaka FUKUI Yoshio ITOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/03/25
Vol. E83-A  No. 3  pp. 427-434
Type of Manuscript:  Special Section PAPER (Special Section of Selected Papers from the 12th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
PLL frequency synthesizerbinary phase comparison
 Summary | Full Text:PDF(959.1KB)

Introduction of Orthonormal Transform into Neural Filter for Accelerating Convergence Speed
Isao NAKANISHI Yoshio ITOH Yutaka FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/02/25
Vol. E83-A  No. 2  pp. 367-370
Type of Manuscript:  Special Section LETTER (Special Section on Intelligent Signal and Image Processing)
Category: 
Keyword: 
transform domain neural filterneural filtermulti-layer neural networksback-propagation algorithmnormalized step size
 Summary | Full Text:PDF(183.8KB)

A Newton Based Adaptive Algorithm for IIR ADF Using Allpass and FIR Filter
James OKELLO Yoshio ITOH Yutaka FUKUI Masaki KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/07/25
Vol. E82-A  No. 7  pp. 1305-1313
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive IIR filtersystem identificationNewton algorithmLMS algorithm
 Summary | Full Text:PDF(754.7KB)

PLL Frequency Synthesizer with Multi-Phase Detector
Yasuaki SUMI Kouichi SYOUBU Shigeki OBOTE Yutaka FUKUI Yoshio ITOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/03/25
Vol. E82-A  No. 3  pp. 431-435
Type of Manuscript:  Special Section PAPER (Special Section on Selected Papers from the 11th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
PLL frequency synthesizermulti-phase detectorspeedup of lock up time
 Summary | Full Text:PDF(323.7KB)

Speedup of Frequency Switching Time in PLL Frequency Synthesizers Using a Target Frequency Detector
Shigeki OBOTE Yasuaki SUMI Naoki KITAI Kouichi SYOUBU Yutaka FUKUI Yoshio ITOH 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/03/25
Vol. E82-A  No. 3  pp. 436-441
Type of Manuscript:  Special Section PAPER (Special Section on Selected Papers from the 11th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
PLL frequency synthesizertarget frequency detectorfast frequency switching
 Summary | Full Text:PDF(450.8KB)

A Simple Algorithm for Adaptive Allpass-FIR Digital Filter Using Lattice Allpass Filter with Minimum Multipliers
James OKELLO Yoshio ITOH Yutaka FUKUI Masaki KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/01/25
Vol. E82-A  No. 1  pp. 138-144
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive filterlattice IIR filterallpass filterorthogonalityresidue theorem
 Summary | Full Text:PDF(393.7KB)

A New Structure of Frequency Domain Adaptive Filter with Composite Algorithm
Isao NAKANISHI Yoshihisa HAMAHASHI Yoshio ITOH Yutaka FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/04/25
Vol. E81-A  No. 4  pp. 649-655
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
frequency domain adaptive filtervariable step size algorithmcomposite adaptive algorithmadaptive line enhancerDFTFFT
 Summary | Full Text:PDF(675.5KB)

A New Linear Prediction Filter Based Adaptive Algorithm For IIR ADF Using Allpass and Minimum Phase System
James OKELLO Yoshio ITOH Yutaka FUKUI Masaki KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/01/25
Vol. E81-A  No. 1  pp. 123-130
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
adaptive IIR filtersystem identificationadaptive algorithmlinear predictor filtersignal decorrelation
 Summary | Full Text:PDF(618.7KB)

Reduction of Computational Complexity in the IA Algorithm
Isao NAKANISHI Yoshio ITOH Yutaka FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/11/25
Vol. E79-A  No. 11  pp. 1918-1921
Type of Manuscript:  LETTER
Category: Digital Signal Processing
Keyword: 
adaptive filterIA algorithmreduction of computational complexityswitching algorithm
 Summary | Full Text:PDF(287.9KB)

Performance Analysis and Improvement of the NACF Algorithm
Isao NAKANISHI Yoshio ITOH Yutaka FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/08/25
Vol. E79-A  No. 8  pp. 1246-1251
Type of Manuscript:  Special Section LETTER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
adaptive filterperformance analysisbias termvariable step size
 Summary | Full Text:PDF(414.6KB)

Design of Digital Filters Simulating an LCR Filter with Node Equation
Hazaoud AHMED Etsuro HAYAHARA Masaki KOBAYASHI Yoshio ITOH 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1985/08/25
Vol. E68-E  No. 8  pp. 535-539
Type of Manuscript:  PAPER
Category: Circuit Theory
Keyword: 
 Summary | Full Text:PDF(277.1KB)