New Families of Quaternary Sequences of Period 2p with Low Autocorrelation

Xiaofei SONG  Yanguo JIA  Xiumin SHEN  Yubo LI  Xiuping PENG  

Publication
IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences   Vol.E101-A   No.11   pp.1964-1969
Publication Date: 2018/11/01
Online ISSN: 1745-1337
DOI: 10.1587/transfun.E101.A.1964
Type of Manuscript: LETTER
Category: Coding Theory
Keyword: 
autocorrelation,  quaternary sequence,  cyclotomy,  Chinese remainder theorem,  

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Summary: 
In this letter, two new families of quaternary sequences with low four-level or five-level autocorrelation are constructed based on generalized cyclotomy over Z2p. These quaternary sequences are balanced and the maximal absolute value of the out-of-phase autocorrelation is 4.