Takao MAEDA


A Novel Construction of Tree-Structured Zero-Correlation Zone Sequence Sets
Takafumi HAYASHI Yodai WATANABE Takao MAEDA Shinya MATSUFUJI 
Publication:   
Publication Date: 2017/10/01
Vol. E100-A  No. 10  pp. 2187-2194
Type of Manuscript:  LETTER
Category: Coding Theory
Keyword: 
zero-correlation zoneternary sequencebinary treeinter-subset zero-correlation zone
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A Novel Class of Quadriphase Zero-Correlation Zone Sequence Sets
Takafumi HAYASHI Yodai WATANABE Toshiaki MIYAZAKI Anh PHAM Takao MAEDA Shinya MATSUFUJI 
Publication:   
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 zonequadriphaseQS-CDMAAS-CDMA
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Parameterization of High-Dimensional Perfect Sequences over a Composition Algebra over R
Takao MAEDA Yodai WATANABE Takafumi HAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/12/01
Vol. E98-A  No. 12  pp. 2439-2445
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Sequence
Keyword: 
correlation functionperfect sequencehigh-dimensional sequenceparameterizationFourier transformconvolution
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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 zonelow peak-factorpseudo-white noiseperfect sequence
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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 zonelow peak factorpseudo white noiseperfect sequence
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Fourier Analysis of Sequences over a Composition Algebra of the Real Number Field
Takao MAEDA Takafumi HAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/12/01
Vol. E96-A  No. 12  pp. 2452-2456
Type of Manuscript:  Special Section LETTER (Special Section on Information Theory and Its Applications)
Category: Sequence
Keyword: 
Fourier analysisconvolutioncomposition algebracorrelation functionperfect sequence
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Parameterization of Perfect Sequences over a Composition Algebra
Takao MAEDA Takafumi HAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/12/01
Vol. E95-A  No. 12  pp. 2139-2147
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Sequence
Keyword: 
parameterizationperfect sequenceautocorrelationcomposition algebraquaternionoctonion
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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 designspreading sequenceCDMA communicationZCZsynthetic aperture focusinginter-subset ZCZ
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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 sequencezero-correlation zoneHadamard matrixinter-subset correlationinter-cellmutually orthogonal complementary sets
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Parameterization of Perfect Arrays of Real Numbers
Takao MAEDA Takafumi HAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/11/01
Vol. E94-A  No. 11  pp. 2178-2187
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Digital Signal Processing
Keyword: 
parameterizationperfect arrayperfect sequenceautocorrelation
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A Generalized Construction of Zero-Correlation Zone Sequence Set with Sequence Subsets
Takafumi HAYASHI Takao MAEDA Satoshi OKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/07/01
Vol. E94-A  No. 7  pp. 1597-1602
Type of Manuscript:  LETTER
Category: Spread Spectrum Technologies and Applications
Keyword: 
finite-length sequencesequence subsetsinter-subset zero-correlationzero-correlation zoneaperiodic correlation functionperiodic correlation function
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Parameterization of Perfect Sequences of Real Numbers
Takao MAEDA Takafumi HAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/06/01
Vol. E94-A  No. 6  pp. 1401-1407
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
perfect sequenceparameterizationzero-correlation zone
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Upper Bounds of the Correlation Functions of a Class of Binary Zero-Correlation-Zone Sequences
Takafumi HAYASHI Takao MAEDA Satoshi OKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/03/01
Vol. E88-A  No. 3  pp. 791-794
Type of Manuscript:  LETTER
Category: Coding Theory
Keyword: 
zero-correlationbinary sequenceupper bounds
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Changes in Characteristics of Magnetic Tape Composed of Mixtures of CrO2 and Metal Particles
Noriyuki KITAORI Takao MAEDA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1991/05/25
Vol. E74-C  No. 5  pp. 1314-1317
Type of Manuscript:  PAPER
Category: Materials
Keyword: 
 Summary | Full Text:PDF(258.3KB)