Presentation 2003/3/11
Cross-correlation properties of full length sequences
Tsukasa SEKINE,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) In code division multiple access (CDMA) systems, cross-correlation values afe important values, because they decide the number of users. In spreading code used for the CDMA, usually, Gold sequences that two M-sequences are connected linearly are used. But, in generally, rross-correlation values of both the M-sequences and the Gold sequences are high. And so, it is hoping for sequences having lower cross-correlation values. On the other hand, full length sequences (de Bruijn sequences) generated by nonlinear feedback shift register are known as one of binary sequences having high security. In this paper, the cross-correlation properties of the full length sequences are investigated and afe compared with those of the M-sequences.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) feed back shift register / full length sequences (de Bruijn sequences) / cross-correlation / code division multiple access (CDMA)
Paper # NLP2002-148
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Committee NLP
Conference Date 2003/3/11(1days)
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Paper Information
Registration To Nonlinear Problems (NLP)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Cross-correlation properties of full length sequences
Sub Title (in English)
Keyword(1) feed back shift register
Keyword(2) full length sequences (de Bruijn sequences)
Keyword(3) cross-correlation
Keyword(4) code division multiple access (CDMA)
1st Author's Name Tsukasa SEKINE
1st Author's Affiliation Department of Complexity Science and Engineering, Graduate School of Frontier Science()
Date 2003/3/11
Paper # NLP2002-148
Volume (vol) vol.102
Number (no) 725
Page pp.pp.-
#Pages 5
Date of Issue