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Almost-perfect polyphase sequences with small phase alphabet

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1 Author(s)
Luke, H.D. ; Inst. for Commun. Eng., Aachen Univ. of Technol., Germany

New classes of polyphase sequences with small phase alphabets of size k are presented. These almost-perfect sequences of length N have a vanishing periodic autocorrelation function Θ(τ) for all τ≠0 mod (N/k). The sequences are derived from q-ary m-sequences by a k-valued character operation

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Information Theory, IEEE Transactions on  (Volume:43 ,  Issue: 1 )