Nature

Non-Binary LDPC Code Decoding Algorithms

Non-binary low-density parity-check (LDPC) codes extend conventional binary LDPC schemes by operating over larger Galois fields, affording stronger error-correction ...
Design-Reuse

CCSDS AR4JA LDPC Encoder and Decoder with code rates 1/2, 2/3, 4/5 and block sizes 1K, 4K, 16K

The IPrium-LDPC-CCSDS-AR4JA-Encoder-Decoder IP Core implements Low Density Parity Check (LDPC) forward error correction algorithm for AR4JA CCSDS 131.
Design-Reuse

Unified C-programmable ASIP architecture for multi-standard Viterbi, Turbo and LDPC decoding

This paper describes an ASIP decoder template suitable for multi-standard Viterbi, Turbo and LDPC decoding. We show architecture fitness for WLAN, WiMAX and 3GPPLTE standards, although various other ...
Electronic Design

Low-Density Parity Check Error Correction for Solid State Storage

Error Correcting Code (ECC) technology, such as Low-Density Parity Check codes, has been around longer than most of you reading this have been alive. The reason is ...
TechRepublic

Low-Complexity Encoding of LDPC Codes: A New Algorithm and its Performance

A new technique for efficient encoding of LDPC codes based on the known concept of Approximate Lower Triangulation (ALT) is introduced. The greedy permutation algorithm is presented to transform ...