The outputs of one SISO, after applying the scaling and interleaving are used by its dual SISO in the next half iteration. Both the turbo encoder and decoder are fully compliant with the DVB-RCS2, ...

The CCSDS 231.0-B-3 LDPC codes with rates of 1/2 and uncoded block lengths of 64 and 256 bits are specially designed for telecommand (TC) and free space optical applications. Encoder and decoder IP ...