takafumi - Publications List

Journal articles

2007

Takafumi Hayashi (2007) Zero-Correlation Zone Sequence Set Constructed from a Perfect Sequence IEICE_TR_FUND E89-A: 10. 2107-2111 May

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Takafumi Hayashi (2007) Zachman Framework for Realizing Information Security of Local Governments Journal of Social Informatics 10: 1. 73-82 march

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Takafumi Hayashi (2007) Zero-Correlation Zone Sequence Set Constructed from a Perfect Sequence IEICE_TR_FUND E89-A: 5. 1107-1111 May

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2006

Takafumi Hayashi (2006) Binary Zero-Correlation Zone Sequence Set Constructed from an M-Sequence IEICE_TR_FUND E89-A: 2. 633-638 Feb.

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Takafumi Hayashi (2006) Ternary Sequence Set having Periodic and Aperiodic Zero-Correlation Zone IEICE_TR_FUND E89-A: 6. 1825-1831 Jun.

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Takafumi Hayashi (2006) A Class of Two-Dimensional Signal Having a Flat Power Spectrum and a Low Peak Factor IEICE_TR_FUND E89-A: 2. 494-502 Feb.

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Takafumi Hayashi, Shinya Matsufuji (2006) On Optimal Construction of Two Classes of ZCZ Codes IEICE_TR_FUND E89-A: 9. 2345-2350 September

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Takafumi Hayashi (2006) Binary Zero-Correlation Zone Sequence Set Construction Using a Cyclic Hadamard Sequence IEICE_TR_FUND E89-A: 10. 2649-2655 Oct.

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2005

Takafumi Hayashi, Takao Maeda, Satoshi Okawa (2005) Upper bounds of the correlation functions of a class of binary zero-correlation-zone sequences IEICE_TR_FUND E88-A: 3. 791-794 Mar.

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Takafumi Hayashi (2005) Binary Zero-Correlation Zone Sequence Set Construction Using a Primitive Linear Recursion IEICE_TR_FUND E88-A: 7. 2034-2038 Jul.

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2004

Satoru Ohta, Takafumi Hayashi (2004) Effectiveness and Performance of a Secure XML Database Management System using a Public-Key Cryptography IEICE Technical Report 139-144 March

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Notes: IT2003-97,ISEC2003-137,WBS2003-215

Takafumi Hayashi (2004) Synthesis of Two-Dimensional Pseudo White Noise Signal with Low Peak Factor IEEE_J_SPL 11: 10. 813-816 Oct.

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Takafumi Hayashi, Satoshi Okawa (2004) Low-peak pseudo white noise arrays IEEE_J_SPL 11: 2. 224-227 Feb.

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Takafumi Hayashi (2004) Synthesis of Pseudo White Noise Sequence Set IEICE Technical Report 1-4 April

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Notes: SIP2004-1,IE2004-1

Takafumi Hayashi, Satoshi Okawa (2004) Binary Array Set Having a Cross-Shaped Zero-Correlation Zone IEEE_J_SPL 11: 4. 423-426 Apr.

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Nobuo Sato, Takafumi Hayashi, Shunji Mori, Nobuo Hataoka (2004) Robust Line Extraction Based on Pyramid Hierarchical Structure IEEJ Transactions on Electronics, Information and Systems 124-C: 7. 1446-1454 July

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Takafumi Hayashi (2004) Ternary ZCZ Sequence Set having Wider Zero-Auto-Correlation Zone IEICE Technical Report 13-16 Jul.

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Notes: SIP2004-36,WBS2004-7

Takafumi Hayashi (2004) A Generalization of Binary Zero-Correlation Zone Sequence Sets Constructed from Hadamard Matrices IEICE_TR_FUND E87-A: 1. 286-291 January

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Takafumi Hayashi (2004) A class of low-peak-factor pseudo white noise sequence IEICE_TR_FUND E87-A: 8. 1850-1854 Aug.

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Takafumi Hayashi, Satoshi Okawa (2004) A Class of Ternary Sequence Sets with a Zero-correlation Zone IEICE_TR_FUND E87-A: 6. 1591-1598 Jun.

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Takafumi Hayashi (2004) A Construction of Low-Peak-Factor Pseudo White Noise IEICE_TR_FUND E87-A: 12. 3429-3432 Dec.

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2003

Takafumi Hayashi (2003) A Class of Ternary Sequence Sets with a Zero-correlation Zone for Periodic, Aperiodic, and Odd Correlation Functions IEICE_TR_FUND E86-A: 7. 1850-1857 July

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Takafumi Hayashi (2003) Ternary Array Set having a Zero-Correlation Zone IEICE_TR_FUND E86-A: 8. 2163-2167 Aug.

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2002

Takafumi Hayashi (2002) A ternary sequence set with cross-shaped zero correlation zone Technical Reports of the University of Aizu 2002-1-001: Jul.

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Takafumi Hayashi (2002) A sequence set with cross-shaped zero correlation zone Technical Reports of the University of Aizu 2002-1-001: Jun.

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Takafumi Hayashi (2002) A class of exponential-like sequence with zero-correlation zone Technical Reports of the University of Aizu 2002-1-001: Jan.

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Takafumi Hayashi (2002) Limits of the correlation function of zero-correlation-zone sequences Technical Reports of the University of Aizu 2002-1-001: Jun.

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Takafumi Hayashi (2002) Ternary sequence with zero correlation zone for aperiodic/periodic correlation function IEICE Technical Report 42: 391. 7-14 Oct.

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Takafumi Hayashi (2002) Construction of a class of two-dimensional binary arrays with cross-shaped zero correlation zone IEICE Technical Report 102: 225. 1-5 July

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Notes: DSP2002-89,SST2002-12

Takafumi Hayashi (2002) A class of two-dimensional binary sequences with zero correlation zone IEEE_J_SPL 9: 7. 217-221

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2001

Takafumi Hayashi (2001) A class of two-dimensional low-peak white noise sequences Technical Reports of the University of Aizu 2001-1-013: Oct.

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Takafumi Hayashi (2001) Limits of Correlation Function of Pair-Preserving Shuffled Sequences Technical Reports of the University of Aizu 2001-1-007: Jun.

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Takafumi Hayashi (2001) Novel \sc cdma systems by using a class of binary sequences with orthogonal subsequences and zero-correlation zone IEICE Technical Report 42: SST2001-42. 7-14 Oct.

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Takafumi Hayashi (2001) A novel \sc cdma/\sc qpsk System using uncorrelated raster sequnces Technical Reports of the University of Aizu 2001-1-011: Aug.

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2000

Takafumi Hayashi (2000) Uncorrelated binary sequence synthesis IEICE Technical Report 100: DSP00-17. 71-76 May

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1999

1998

Takafumi Hayashi (1998) Synthesis of low peak-to-peak waveforms with flat spectra IEICE_TR_FUND E81-A: 9. 1902-1908

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1996

1992

Takafumi Hayashi, H Yamamura, Toshio Nishi, M Kakimoto (1992) Observation of Polyimide Monolayer by Scanning Tunneling Microscopy Polym. Comm. 33: 17. 3751-3752

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1991

Takafumi Hayashi, Toshio Nishi (1991) Morphology and Physical Properties of Incompatible Polymer alloys Kobunshi 458-461

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1990

Hajime Tanaka, T Yokokawa, H Abe, Takafumi Hayashi, Toshio Nishi (1990) Transition from Metastability to Instability in a Binary Liquid Mixture Phys. Rev. Lett. 65: 25. 3136-3139

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Toshio Nishi, Hajime Tanaka, Takafumi Hayashi (1990) Pattern formation of polymer systems and its dynamics BUTSURI 12: 885-892

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1989

Hajime Tanaka, Takafumi Hayashi, Toshio Nishi (1989) Digital Image Analysis of Droplet Patterns in Polymer Systems : Point Pattern J. Appl. Phys. 65: 12. 448-4495

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1988

Toshio Nishi, Takafumi Hayashi, Hajime Tanaka (1988) Digital Image Analysis of Polymer Blends Morphology Makro–mol. Chem. Makro–mol. Symp. 16: 91-102

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1987

Takafumi Hayashi, Y Hirai, Hajime Tanaka, Toshio Nishi (1987) Frequency-Dependent Conductivity in Polyaniline Jpn. J. Appl. Phys. 26: 11.

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Takafumi Hayashi, Y Hirai, Hajime Tanaka, Toshio Nishi (1987) Structures and Electronic Properties of Polyaniline Jpn. J. Appl. Phys. 26: 11.

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1986

Hajime Tanaka, Takafumi Hayashi, Toshio Nishi (1986) Application of digital image analysis to the study of high-order structure of polymers J. Appl. Phys. 59: 2. 653-655

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Hajime Tanaka, Takafumi Hayashi, Toshio Nishi (1986) Application of digital image analysis to pattern formation in polymer systems J. Appl. Phys. 59: 11. 3627-3643

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Conference papers

2006

Tkafumi Hayashi (2006) Schemes for Realizing Total Security in Information Systems In: Proc. of 5th International Conference on ICT and Higher Education

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Takafumi Hayashi (2006) A Novel Class of Zero-Correlation zone Sequence Sets using A Perfect Sequence In: SIP 459-464

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2005

Takafumi Hayashi, Shigeru Kanemoto, Shigeki Tsunoyama (2005) Ultrasonic Imaging Using a Ternary ZCZ Sequence Set In: Proc. 4th World Congress on Industrial Process Tomography 600-605

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Takafumi Hayashi, Shinya Matsufuji (2005) Sets of Zero-Correlation Zone Sequence Pairs In: Proceedings of Second IWSDA 78-85

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2004

Takafumi Hayashi (2004) A Class of Low-Peak Pseudo White Noise In: SICE2004 11-16 SICE

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2003

Takafumi Hayashi (2003) Ternary Sequences Having a Zero-Correlation Zone In: Proc. ofThe 6th Ingernational Symposium on Wiress Personal Multimedia Communications

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Notes: MA6-5, CDROM

Takafumi Hayashi (2003) A class of ternary sequence sets having a zero-correlation zone for even and odd correlation functions In: SIP 396-399

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2002

Takafumi Hayashi (2002) Two Dimensional Binary Sequences Exhibiting Diamond Shaped Zero Correlation Zone In: SICE2002 224-227 SICE

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Takafumi Hayashi (2002) A class of two-dimensional binary arrays with wide zero correlation zone In: ISPACS2002 IEEE

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Takafumi Hayashi (2002) Synthesis of two-dimensional low-peak white noise sequences In: IEEE conference of signal processing (ICSP) 2002 1831-1833 IEEE

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Nobuo Sato, Takafumi Hayashi, Shunji Mori (2002) Stroke Extraction Based on The Hierarchical Structure In: The 6th World Multiconference on Systemics, Cybernetics and Informatics

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2001

Takafumi Hayashi (2001) Two dimensional binary pattern exhibiting zero correlation over a wide range of phase shifts In: SICE2001 361-364 SICE

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Takafumi Hayashi (2001) Dictionary of Pure and Applied Physics (Comprehensive Dictionary of Physics) Edited by:Dipak Basu. CRC Press, LLC

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Takafumi Hayashi (2001) A class of two-dimensional binary sequence with zero-correlation-zone In: ISPACS2001 291-295 IEEE

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2000

Takafumi Hayashi (2000) Low-peak orthogonal-base-set sequences synthesis by using trigonometric function aliasing In: ISPACS2000 797-804 IEEE

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Takafumi Hayashi (2000) Uncorrelated Low-peak Pseudo White Noise and Binary Sequence In: DSP2000 85-90 IEICE

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1999

Takafumi Hayashi (1999) Application s of low-peak pseudo white noise to communication and measurements In: DSP1999 107-112 IEICE

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1998

Karol Myszkowski, Takehiro Tawara, William L Martens, Takafumi Hayashi (1998) An Atrium of the University of Aizu In: Video Presentation of EUROGRAPH98

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1995

1993

1991

Takafumi Hayashi, Toshio Nishi (1991) Morphology and Physical Properties of Polymer Alloys In: Proc. of ICM6 325-9 Kyoto:

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1990

Takafumi Hayashi, Toshio Nishi (1990) Characterization of Polymer Systems by Realtime Pulsed NMR In: Proc. of 4th SPSJ International Polymer Conference Mie:

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1989

1988

Takafumi Hayashi, Hajime Tanaka, Toshio Nishi (1988) Pattern Formation of Gel during Volume Phase Transition In: Proc. of IUPAC 32nd International Symposium on Macromolecules Kyoto:

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1987

Toshio Nishi, Takafumi Hayashi, Hajime Tanaka (1987) Digital Image Analysis of Polymer Blends Morphology In: Proc. of European Symp. on Polymer Blends Strasbourg:

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PhD theses

1992

Takafumi Hayashi (1992) Application of Digital Image Analysis on Polymer Physics The University of Tokyo

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