论文标题

twe_generalizations_for_quadratic_residue_codes_over_finite_fields

Two_Generalizations_for_Quadratic_Residue_Codes_over_Finite_Fields

论文作者

Liao, Qunying, Liu, Yuanbo

论文摘要

众所周知,有限场上的二次残基代码是一类有趣的循环代码,适用于其最小距离。令$ g $为正整数,$ p,p_ {1},\ ldots,p_ {g} $是独特的奇数,本文概括了具有长度$ p $的二次残留代码的构造,以$ n = p _ = p_ {1}} \ cd p _ cdots p_ p_ {g} $ pue cas $ - $ M \ GEQ 2 $是一个正整数。此外,获得这些代码是自动式或互补双重的标准,然后给出相应的计数公式。特别是,确定了所有24个二次二次残留码的最小距离$ [15,8] $。

It's well known that the quadratic residue code over finite fields is an interesting class of cyclic codes for its higher minimum distance. Let $g$ be a positive integer and $p,p_{1},\ldots, p_{g}$ be distinct odd primes, the present paper generalizes the constructions for the quadratic residue code with length $p$ to be the length $n=p_{1}\cdots p_{g}$, and to be the case $m$-th residue codes with length $p$ over finite fields, where $m\geq 2$ is a positive integer. Furthermore, a criterion for that these codes are self-orthogonal or complementary dual is obtained, and then the corresponding counting formula are given. In particular, the minimum distance of all 24 quaternary quadratic residue codes $[15,8]$ are determined.

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