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IEICE TRANSACTIONS on Fundamentals

A New Construction Method of Zero-Correlation Zone Sequences Based on Complete Complementary Codes

Chenggao HAN, Takeshi HASHIMOTO, Naoki SUEHIRO

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Summary :

In approximately synchronous CDMA (AS-CDMA) systems, zero correlation zone (ZCZ) sequences are known as the sequences to eliminate co-channel and multi-path interferences. Therefore, numerous constructions of zero correlation zone (ZCZ) sequences have been introduced e.g. based on perfect sequences and complete complementary codes etc. However, the previous construction method which based on complete complementary code is lacking for merit figures when none of whose elements are zero. In this paper, a new construction method of ZCZ sequences based on complete complementary codes is proposed. By proposed method, non zero elements ZCZ sequences whose merit figure is greater than 1/2 are constructable.

Publication
IEICE TRANSACTIONS on Fundamentals Vol.E91-A No.12 pp.3698-3702
Publication Date
2008/12/01
Publicized
Online ISSN
1745-1337
DOI
10.1093/ietfec/e91-a.12.3698
Type of Manuscript
Special Section PAPER (Special Section on Signal Design and its Applications in Communications)
Category
Sequence

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