Low Density Parity-Check (LDPC) codes achieve the best performance when they are decoded with the sum-product (SP) algorithm. This is a two-phase iterative algorithm where two types of messages are interchanged and updated ...
Martínez Zaldívar, Francisco José; Vidal Maciá, Antonio Manuel; González Salvador, Alberto; Almenar Terré, Vicenç(Springer Verlag (Germany), 2011-12)
[EN] In this paper, we describe a parallel algorithm for LDPC (Low Density Parity Check codes) decoding on a GPU (Graphics Processing Unit) using CUDA (Compute Unified Device Architecture). The strategy of the kernel grid ...