For both turbo and LDPC decode, the soft value log-likelihood ratio is defined as:
As a consequence, negative LLR values are interpreted as hard binary value 0. Positive values (and 0) are interpreted as hard binary value 1.
For both turbo and LDPC decode, the soft value log-likelihood ratio is defined as:
As a consequence, negative LLR values are interpreted as hard binary value 0. Positive values (and 0) are interpreted as hard binary value 1.