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Cyclic codes have efficient encoding and decoding algorithms over finite fields, so that they have practical applications in communication systems, consumer electronics and data storage systems. The objective of this paper is to give eight…

Information Theory · Computer Science 2022-05-02 Lanqiang Li , Li Liu , Shixin Zhu

It is well known that the problem of determining the weight distributions of families of cyclic codes is, in general, notoriously difficult. An even harder problem is to find characterizations of families of cyclic codes in terms of their…

Information Theory · Computer Science 2015-08-21 Gerardo Vega

We provide an index bound for character sums of polynomials over finite fields. This improves the Weil bound for high degree polynomials with small indices, as well as polynomials with large indices that are generated by cyclotomic mappings…

Number Theory · Mathematics 2015-07-06 Daqing Wan , Qiang Wang

We present a construction of 1-perfect binary codes, which gives a new lower bound on the number of such codes. We conjecture that this lower bound is asymptotically tight.

Combinatorics · Mathematics 2009-09-25 Denis Krotov , Sergey Avgustinovich

We present algorithms for classification of linear codes over finite fields, based on canonical augmentation and on lattice point enumeration. We apply these algorithms to obtain classification results over fields with 2, 3 and 4 elements.…

Information Theory · Computer Science 2021-09-21 Iliya Bouyukliev , Stefka Bouyuklieva , Sascha Kurz

Cyclic codes are an interesting type of linear codes and have wide applications in communication and storage systems due to their efficient encoding and decoding algorithms. Inspired by the recent work on binary cyclic codes published in…

Information Theory · Computer Science 2023-01-18 Hai Liu , Chengju Li , Cunsheng Ding

In this paper we study the structure of $\theta$-cyclic codes over the ring $B_k$ including its connection to quasi-$\tilde{\theta}$-cyclic codes over finite field $\mathbb{F}_{p^r}$ and skew polynomial rings over $B_k.$ We also…

Combinatorics · Mathematics 2017-05-18 Irwansyah , Aleams Barra , Intan Muchtadi-Alamsyah , Ahmad Muchlis , Djoko Suprijanto

Recently, the weight distributions of the duals of the cyclic codes with two zeros have been obtained for several cases. In this paper we provide a slightly different approach toward the general problem and use it to solve one more special…

Number Theory · Mathematics 2011-11-15 Maosheng Xiong

Recently, a new algorithm to test equivalence of two cyclic codes has been introduced which is efficient and produced useful results. In this work, we generalize this algorithm to constacyclic codes. As an application of the algorithm we…

Information Theory · Computer Science 2021-08-20 Dev Akre , Nuh Aydin , Matthew J. Harrington , Saurav Pandey

Cyclic codes over finite fields are widely employed in communication systems, storage devices and consumer electronics, as they have efficient encoding and decoding algorithms. BCH codes, as a special subclass of cyclic codes, are in most…

Information Theory · Computer Science 2016-11-02 Shuxing Li , Cunsheng Ding , Maosheng Xiong , Gennian Ge

Subspace codes have received an increasing interest recently due to their application in error-correction for random network coding. In particular, cyclic subspace codes are possible candidates for large codes with efficient encoding and…

Information Theory · Computer Science 2015-04-14 Eli Ben-Sasson , Tuvi Etzion , Ariel Gabizon , Netanel Raviv

We prove a new lower bound on the field size of locally repairable codes (LRCs). Additionally, we construct maximally recoverable (MR) codes which are cyclic. While a known construction for MR codes has the same parameters, it produces…

Information Theory · Computer Science 2022-08-23 Han Cai , Moshe Schwartz

The cyclic code is a subclass of linear codes and has applications in consumer electronics, data storage systems and communication systems due to the efficient encoding and decoding algorithms. In 2013, Ding, et al. presented nine open…

Information Theory · Computer Science 2025-06-12 Dong He , Peipei Zheng , Qunying Liao

We present a deterministic polynomial-time algorithm that determines whether a finite module over a finite commutative ring is cyclic, and if it is, outputs a generator.

Commutative Algebra · Mathematics 2015-04-06 H. W. Lenstra , A. Silverberg

The purpose of this paper is to study the cyclic self orthogonal codes over $\mathbb{Z}_{p^m}$. After providing the generator polynomial of cyclic self orthogonal codes over $\mathbb{Z}_{p^m}$, we give the necessary and sufficient condition…

Information Theory · Computer Science 2015-07-14 Abhay Kumar Singh , Narendra Kumar

In this paper, cyclic codes are established over some finite quaternion integer rings with respect to the quaternion Mannheim distance, and de- coding algorithm for these codes is given.

Information Theory · Computer Science 2010-03-24 Murat Guzeltepe , Mehmet Ozen

Linear quasi-cyclic product codes over finite fields are investigated. Given the generating set in the form of a reduced Gr{\"o}bner basis of a quasi-cyclic component code and the generator polynomial of a second cyclic component code, an…

Information Theory · Computer Science 2015-01-27 Alexander Zeh , San Ling

In this work, a unique set of generators for a cyclic code over a finite chain ring has been established. The minimal spanning set and rank of the code have also been determined. Further, sufficient as well as necessary conditions for a…

Information Theory · Computer Science 2023-03-29 Monika Dalal , Sucheta Dutt , Ranjeet Sehmi

We propose an improved algorithm for finding roots of polynomials over finite fields. This makes possible significant speedup of the decoding process of Bose-Chaudhuri-Hocquenghem, Reed-Solomon, and some other error-correcting codes.

Information Theory · Computer Science 2007-07-16 Sergei V. Fedorenko , Piter V. Trifonov

We consider linear cyclic codes with the locality property, or locally recoverable codes (LRC codes). A family of LRC codes that generalize the classical construction of Reed-Solomon codes was constructed in a recent paper by I. Tamo and A.…

Information Theory · Computer Science 2017-02-10 Itzhak Tamo , Alexander Barg , Sreechakra Goparaju , Robert Calderbank