Almost Quadriphase Sequences with Even Period and Low Autocorrelation

XiuPing PENG  Chengqian XU  Kai LIU  

IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences   Vol.E95-A   No.4   pp.832-834
Publication Date: 2012/04/01
Online ISSN: 1745-1337
DOI: 10.1587/transfun.E95.A.832
Print ISSN: 0916-8508
Type of Manuscript: LETTER
Category: Coding Theory
sequences,  almost quadriphase sequences,  autocorrelation,  interleaving iteration,  

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A new class of almost quadriphase sequences with four zero elements of period 4N, where N ≡ 1(mod 4) being a prime, is constructed. The maximum nontrivial autocorrelations of the constructed almost quadriphase sequences are shown to be 4.