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IEICE Trans

Shinya MATSUFUJI

Logic Functions of Polyphase Complementary Sets
Shinya MATSUFUJI Sho KURODA Yuta IDA Takahiro MATSUMOTO Naoki SUEHIRO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2023/12/01
Vol. E106-A  No. 12  pp. 1475-1483
Type of Manuscript:  Special Section PAPER (Special Section on Signal Design and Its Applications in Communications)
Category: Information Theory
Keyword: 
complementary sequence, aperiodic correlation function, sequence design, logic function, bent function, 
 Summary | Full Text:PDF
Generation Method of Two-Dimensional Optical ZCZ Sequences with High Correlation Peak Value
Takahiro MATSUMOTO Hideyuki TORII Yuta IDA Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2021/02/01
Vol. E104-A  No. 2  pp. 417-421
Type of Manuscript:  Special Section LETTER (Special Section on Signal Design and Its Applications in Communications)
Category: Spread Spectrum Technologies and Applications
Keyword: 
optical wireless communication, optical code-division multiple access (OCDMA), optical zero-correlation zone (ZCZ) sequence, two-dimensional sequence, correlation function, 
 Summary | Full Text:PDF
Different Antenna Interleaved Allocation with Full and Divided WHT/DFT Spreading for HTRCI-MIMO/OFDM
Yuta IDA Takahiro MATSUMOTO Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2020/12/01
Vol. E103-B  No. 12  pp. 1438-1446
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
OFDM, MIMO, HTRCI, full and divided WHT/DFT spreading, different antenna interleaved allocation, 
 Summary | Full Text:PDF
Design of Compact Matched Filter Banks of Polyphase ZCZ Codes
Sho KURODA Shinya MATSUFUJI Takahiro MATSUMOTO Yuta IDA Takafumi HAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2020/09/01
Vol. E103-A  No. 9  pp. 1103-1110
Type of Manuscript:  PAPER
Category: Spread Spectrum Technologies and Applications
Keyword: 
polyphase sequence, matched filter, logic function, unitary matrix, Hadamard matrix, Fourier transform matrix, unitary transform, 
 Summary | Full Text:PDF
A Novel Class of Structured Zero-Correlation Zone Sequence Sets
Takafumi HAYASHI Takao MAEDA Anh T. PHAM Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2018/12/01
Vol. E101-A  No. 12  pp. 2171-2183
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Sequence
Keyword: 
zero-correlation zone, ternary sequence, asymmetric zcz, inter-subset zcz, 
 Summary | Full Text:PDF
Modified Mutually ZCZ Set of Optical Orthogonal Sequences
Takahiro MATSUMOTO Hideyuki TORII Yuta IDA Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2018/12/01
Vol. E101-A  No. 12  pp. 2415-2418
Type of Manuscript:  Special Section LETTER (Special Section on Signal Design and Its Applications in Communications)
Category: Spread Spectrum Technologies and Applications
Keyword: 
optical zero-correlation zone (ZCZ) sequence, mutually zero-correlation zone set, optical code-division multiple access (OCDMA), 
 Summary | Full Text:PDF
A Compact Matched Filter Bank for an Optical ZCZ Sequence Set with Zero-Correlation Zone 2z
Yasuaki OHIRA Takahiro MATSUMOTO Hideyuki TORII Yuta IDA Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2018/01/01
Vol. E101-A  No. 1  pp. 195-198
Type of Manuscript:  Special Section LETTER (Special Section on Wideband Systems)
Category: 
Keyword: 
optical communication, optical M-ary spread spectrum (M-ary/SS) system, optical zero-correlation zone (ZCZ) sequence, matched filter bank (MFB), field-programmable gate array (FPGA), 
 Summary | Full Text:PDF
BER Performance of SS System Using a Huffman Sequence against CW Jamming
Takahiro MATSUMOTO Hideyuki TORII Yuta IDA Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2018/01/01
Vol. E101-A  No. 1  pp. 167-175
Type of Manuscript:  Special Section PAPER (Special Section on Wideband Systems)
Category: 
Keyword: 
spread-spectrum (SS) system, finite-length sequence, Huffman sequence, intersymbol interference (ISI), continuous wave interference (CWI), additive white Gaussian noise (AWGN), 
 Summary | Full Text:PDF
A Novel Construction of Tree-Structured Zero-Correlation Zone Sequence Sets
Takafumi HAYASHI Yodai WATANABE Takao MAEDA Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2017/10/01
Vol. E100-A  No. 10  pp. 2187-2194
Type of Manuscript:  LETTER
Category: Coding Theory
Keyword: 
zero-correlation zone, ternary sequence, binary tree, inter-subset zero-correlation zone, 
 Summary | Full Text:PDF
A Novel Class of Quadriphase Zero-Correlation Zone Sequence Sets
Takafumi HAYASHI Yodai WATANABE Toshiaki MIYAZAKI Anh PHAM Takao MAEDA Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2017/04/01
Vol. E100-A  No. 4  pp. 953-960
Type of Manuscript:  Special Section LETTER (Special Section on Signal Design and Its Applications in Communications)
Category: Sequences
Keyword: 
optimal zero-correlation zone, quadriphase, QS-CDMA, AS-CDMA, 
 Summary | Full Text:PDF
A Novel Class of Zero-Correlation Zone Sequence Set Having a Low Peak-Factor and a Flat Power Spectrum
Takafumi HAYASHI Yodai WATANABE Anh T. PHAM Toshiaki MIYAZAKI Shinya MATSUFUJI Takao MAEDA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/12/01
Vol. E98-A  No. 12  pp. 2429-2438
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Sequence
Keyword: 
optimal zero-correlation zone, low peak-factor, pseudo-white noise, perfect sequence, 
 Summary | Full Text:PDF
Achievement Accurate CSI for AF Relay MIMO/OFDM Based on Complex HTRCI Pilot Signal with Enhanced MMSE Equalization
Yuta IDA Chang-Jun AHN Takahiro MATSUMOTO Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/11/01
Vol. E98-A  No. 11  pp. 2254-2262
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: 
Keyword: 
AF relay transmissions, MIMO, OFDM, complex HTRCI pilot signal, enhanced MMSE equalization, 
 Summary | Full Text:PDF
A Compact Matched Filter Bank for a Mutually Orthogonal ZCZ Sequence Set Consisting of Ternary Sequence Pairs
Takahiro MATSUMOTO Hideyuki TORII Yuta IDA Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/12/01
Vol. E97-A  No. 12  pp. 2595-2600
Type of Manuscript:  Special Section LETTER (Special Section on Signal Design and Its Applications in Communications)
Category: Sequences
Keyword: 
Hadamard sequence, zero-correlation zone (ZCZ) sequence, mutually orthogonal set, matched filter bank, field-programmable gate array (FPGA), 
 Summary | Full Text:PDF
Low-Peak-Factor Pseudo-White-Noise Sequence Set with Optimal Zero-Correlation Zone
Takafumi HAYASHI Takao MAEDA Shigeru KANEMOTO Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/12/01
Vol. E97-A  No. 12  pp. 2343-2351
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Communication Theory and Signals
Keyword: 
optimal zero-correlation zone, low peak factor, pseudo white noise, perfect sequence, 
 Summary | Full Text:PDF
FOREWORD
Shinya MATSUFUJI Pingzhi FAN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/12/01
Vol. E97-A  No. 12  pp. 2540-2541
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF
Removing Deep Faded Subcarrier Channel for Cooperative Multiuser Diversity OFDMA Based on Low Granularity Block
Yuta IDA Chang-Jun AHN Takahiro MATSUMOTO Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/12/01
Vol. E97-A  No. 12  pp. 2586-2594
Type of Manuscript:  Special Section PAPER (Special Section on Signal Design and Its Applications in Communications)
Category: Communication Theory and Signals
Keyword: 
multiuser diversity OFDMA, low granularity block, cooperative communications, deep faded subcarrier channel, 
 Summary | Full Text:PDF
Even-Shift Orthogonal Arrays
Shinya MATSUFUJI Takahiro MATSUMOTO Pingzhi FAN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/11/01
Vol. E95-A  No. 11  pp. 1937-1940
Type of Manuscript:  Special Section LETTER (Special Section on Signal Design and Its Applications in Communications)
Category: Sequences
Keyword: 
sequence design, spreading sequence, complementary sequences, correlation, 
 Summary | Full Text:PDF
A Generalized Construction Scheme of a Zero-Correlation Zone Sequence Set with a Wide Inter-Subset Zero-Correlation Zone
Takafumi HAYASHI Takao MAEDA Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/11/01
Vol. E95-A  No. 11  pp. 1931-1936
Type of Manuscript:  Special Section LETTER (Special Section on Signal Design and Its Applications in Communications)
Category: Sequences
Keyword: 
sequence design, spreading sequence, CDMA communication, ZCZ, synthetic aperture focusing, inter-subset ZCZ, 
 Summary | Full Text:PDF
FOREWORD
Pingzhi FAN Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/11/01
Vol. E95-A  No. 11  pp. 1807-1807
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF
Orthogonal and ZCZ Sets of Real-Valued Periodic Orthogonal Sequences from Huffman Sequences
Takahiro MATSUMOTO Shinya MATSUFUJI Tetsuya KOJIMA Udaya PARAMPALLI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/12/01
Vol. E94-A  No. 12  pp. 2728-2736
Type of Manuscript:  Special Section PAPER (Special Section on Wideband Systems)
Category: 
Keyword: 
periodic sequence, finite-length sequence, Huffman sequence, orthogonal set, ZCZ set, fast correlation algorithm, 
 Summary | Full Text:PDF
A Ternary Zero-Correlation Zone Sequence Set Having Wide Inter-Subset Zero-Correlation Zone
Takafumi HAYASHI Takao MAEDA Shinya MATSUFUJI Satoshi OKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/11/01
Vol. E94-A  No. 11  pp. 2230-2235
Type of Manuscript:  Special Section LETTER (Special Section on Information Theory and Its Applications)
Category: Sequence
Keyword: 
ternary sequence, zero-correlation zone, Hadamard matrix, inter-subset correlation, inter-cell, mutually orthogonal complementary sets, 
 Summary | Full Text:PDF
A Generalized Construction of Optimal Zero-Correlation Zone Sequence Set from a Perfect Sequence Pair
Takafumi HAYASHI Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/11/01
Vol. E93-A  No. 11  pp. 2337-2344
Type of Manuscript:  Special Section LETTER (Special Section on Signal Design and its Application in Communications)
Category: Sequences
Keyword: 
sequence design, spreading sequence, CDMA communication, ZCZ, synthetic aperture focusing, 
 Summary | Full Text:PDF
On a ZCZ Code Including a Sequence Used for a Synchronization Symbol
Shinya MATSUFUJI Takahiro MATSUMOTO Tomohiro HAYASHIDA Takafumi HAYASHI Noriyoshi KUROYANAGI Pingzhi FAN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/11/01
Vol. E93-A  No. 11  pp. 2286-2290
Type of Manuscript:  Special Section PAPER (Special Section on Signal Design and its Application in Communications)
Category: Sequences
Keyword: 
ZCZ code, matched filter, correlation, CDMA, short-range communications, 
 Summary | Full Text:PDF
Constructions of Factorizable Multilevel Hadamard Matrices
Shinya MATSUFUJI Pingzhi FAN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/12/01
Vol. E92-A  No. 12  pp. 3404-3406
Type of Manuscript:  LETTER
Category: Spread Spectrum Technologies and Applications
Keyword: 
hadamard matrix, fast algorithm, ternary sequence, 
 Summary | Full Text:PDF
Families of Sequence Pairs with Zero Correlation Zone
Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/11/01
Vol. E89-A  No. 11  pp. 3013-3017
Type of Manuscript:  Special Section PAPER (Special Section on Wide Band Systems)
Category: 
Keyword: 
sequence design, ZCZ sequence, orthogonal code, CDMA system, 
 Summary | Full Text:PDF
ZCZ Codes for ASK-CDMA System
Shinya MATSUFUJI Takahiro MATSUMOTO Yoshihiro TANADA Noriyoshi KUROYANAGI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/09/01
Vol. E89-A  No. 9  pp. 2268-2274
Type of Manuscript:  Special Section PAPER (Special Section on Sequence Design and its Application in Communications)
Category: 
Keyword: 
sequence design, ZCZ sequence, ASK-CDMA, optical CDMA, 
 Summary | Full Text:PDF
On Optimal Construction of Two Classes of ZCZ Codes
Takafumi HAYASHI Shinya MATSUFUJI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/09/01
Vol. E89-A  No. 9  pp. 2345-2350
Type of Manuscript:  Special Section LETTER (Special Section on Sequence Design and its Application in Communications)
Category: 
Keyword: 
sequence design, spreading sequence, CDMA communication, zero correlation zone, 
 Summary | Full Text:PDF
The Bank of Matched Filters for an Optical ZCZ Code Using a Sylvester Type Hadamard Matrix
Takahiro MATSUMOTO Shigeo TSUKIASHI Shinya MATSUFUJI Yoshihiro TANADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/09/01
Vol. E89-A  No. 9  pp. 2292-2298
Type of Manuscript:  Special Section PAPER (Special Section on Sequence Design and its Application in Communications)
Category: 
Keyword: 
optical communication, optical ZCZ code, M-ary/DS-SS system, matched filter bank, field programmable gate array, 
 Summary | Full Text:PDF
Formalization of Binary Sequence Sets with Zero Correlation Zone
Kenji TAKATSUKASA Shinya MATSUFUJI Yoshihiro TANADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/04/01
Vol. E87-A  No. 4  pp. 887-891
Type of Manuscript:  PAPER
Category: Spread Spectrum Technologies and Applications
Keyword: 
sequence design, ZCZ sequence, spread spectrum, CDMA system, 
 Summary | Full Text:PDF
Two Types of Polyphase Sequence Sets for Approximately Synchronized CDMA Systems
Shinya MATSUFUJI Noriyoshi KUROYANAGI Naoki SUEHIRO Pingzhi FAN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/01/01
Vol. E86-A  No. 1  pp. 229-234
Type of Manuscript:  PAPER
Category: Spread Spectrum Technologies and Applications
Keyword: 
sequence design, ZCZ sequence, CDMA system, spread spectrum, 
 Summary | Full Text:PDF
Ternary ZCZ Sequence Sets for Cellular CDMA Systems
Kenji TAKATSUKASA Shinya MATSUFUJI Yoshiaki WATANABE Noriyoshi KUROYANAGI Naoki SUEHIRO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/09/01
Vol. E85-A  No. 9  pp. 2135-2140
Type of Manuscript:  PAPER
Category: Spread Spectrum Technologies and Applications
Keyword: 
sequence design, ZCZ sequence, interference parameter, CDMA system, 
 Summary | Full Text:PDF
A Quadriphase Sequence Pair Whose Aperiodic Auto/Cross-Correlation Functions Take Pure Imaginary Values
Shinya MATSUFUJI Naoki SUEHIRO Noriyoshi KUROYANAGI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/12/25
Vol. E82-A  No. 12  pp. 2771-2773
Type of Manuscript:  Special Section LETTER (Special Section on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
complementary sequences, bent function, correlation, sequence design, spread spctrum communication, 
 Summary | Full Text:PDF
Symmetrical Factorization of Bent Function Type Complex Hadamard Matrices
Shinya MATSUFUJI Naoki SUEHIRO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/12/25
Vol. E82-A  No. 12  pp. 2765-2770
Type of Manuscript:  Special Section PAPER (Special Section on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
Hadamard matrix, fast Hadamard transform, bent function, spread spectrum communication, sequence design, 
 Summary | Full Text:PDF
On p-Ary Bent Sequences
Shinya MATSUFUJI Kyoki IMAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/09/25
Vol. E78-A  No. 9  pp. 1257-1260
Type of Manuscript:  LETTER
Category: Information Theory and Coding Theory
Keyword: 
bent function, bent sequence, balanced sequence, periodic correlation, 
 Summary | Full Text:PDF
Approximate Odd Periodic Correlation Distributions of Binary Sequences
Shinya MATSUFUJI Kyoki IMAMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/08/25
Vol. E76-B  No. 8  pp. 842-847
Type of Manuscript:  Special Section PAPER (Special Issue on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
spread spectrum communication, pseudo-random sequence, periodic correlation, performance evaluation, 
 Summary | Full Text:PDF