Tsutomu MORIUCHI


Linear Complexities of Periodic Sequences Obtained from Sequences over Z4 and Z8 by One-Symbol Substitution
Tsutomu MORIUCHI Satoshi UEHARA Takayasu KAIDA Kyoki IMAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/05/01
Vol. E86-A  No. 5  pp. 1285-1293
Type of Manuscript:  PAPER
Category: Information Theory
Keyword: 
sequences over Z4 and Z8linear complexityone-symbol substitutionbasic irreducible (primitive) polynomial
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Maximum Order Complexity for the Minimum Changes of an M-Sequence
Satoshi UEHARA Tsutomu MORIUCHI Kyoki IMAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/11/25
Vol. E81-A  No. 11  pp. 2407-2411
Type of Manuscript:  PAPER
Category: Information Security
Keyword: 
maximum order complexity (MOC)instability of the linear complexitym-sequencebounds of MOC one-symbol substitutionone-symbol insertionone-symbol deletion
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A Derivation of the Phase Difference between n-Tuples of an M-Sequence by Arithmetic a Finite Field
Tsutomu MORIUCHI Kyoki IMAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/10/25
Vol. E76-A  No. 10  pp. 1874-1876
Type of Manuscript:  LETTER
Category: Information Theory and Coding Theory
Keyword: 
m-sequencesbinaty sequencespseudo-random sequencesphase difference between n-tuplesfinite fields
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Balanced Nonbinary Sequences Obtained from Modified Nonbinary Kasami Sequences
Tsutomu MORIUCHI Kyoki IMAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/09/25
Vol. E76-A  No. 9  pp. 1515-1519
Type of Manuscript:  PAPER
Category: Information Theory and Coding Theory
Keyword: 
pseudo-random sequencesM-sequencesnonbinary sequencesnonbinary Kasami sequencescorrelation function
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