scholarly journals List decoding of matrix-product codes from nested codes: An application to quasi-cyclic codes

2012 ◽  
Vol 6 (3) ◽  
pp. 259-272 ◽  
Author(s):  
Fernando Hernando ◽  
◽  
Tom Høholdt ◽  
Diego Ruano ◽  
◽  
...  
2009 ◽  
Vol 20 (5-6) ◽  
pp. 497-507 ◽  
Author(s):  
Fernando Hernando ◽  
Kristine Lally ◽  
Diego Ruano

Filomat ◽  
2019 ◽  
Vol 33 (8) ◽  
pp. 2237-2248 ◽  
Author(s):  
Habibul Islam ◽  
Om Prakash

In this paper, we study (1 + 2u + 2v)-constacyclic and skew (1 + 2u + 2v)-constacyclic codes over the ring Z4 + uZ4 + vZ4 + uvZ4 where u2 = v2 = 0,uv = vu. We define some new Gray maps and show that the Gray images of (1 + 2u + 2v)-constacyclic and skew (1 + 2u + 2v)-constacyclic codes are cyclic, quasi-cyclic and permutation equivalent to quasi-cyclic codes over Z4. Further, we determine the structure of (1 + 2u + 2v)-constacyclic codes of odd length n.


2015 ◽  
Vol 08 (04) ◽  
pp. 1550085
Author(s):  
Sukhamoy Pattanayak ◽  
Abhay Kumar Singh

Quasi-cyclic (QC) codes are a natural generalization of cyclic codes. In this paper, we study some structural properties of QC codes over [Formula: see text], where [Formula: see text] is a prime and [Formula: see text]. By exploring their structure, we determine the one generator QC codes over [Formula: see text] and the size by giving a minimal spanning set. We discuss some examples of QC codes of various length over [Formula: see text].


2015 ◽  
Vol 36 ◽  
pp. 98-120 ◽  
Author(s):  
Carlos Galindo ◽  
Fernando Hernando ◽  
Diego Ruano

2018 ◽  
Vol 64 (5) ◽  
pp. 3927-3943 ◽  
Author(s):  
Carlos Aguilar-Melchor ◽  
Olivier Blazy ◽  
Jean-Christophe Deneuville ◽  
Philippe Gaborit ◽  
Gilles Zemor

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