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Trellis termination, tail biting

Posted: 14 Nov 2008  Print Version  Bookmark and Share Subscribe

Keywords: forward error correction  trellis  Viterbi Decoder LogiCORE 

[Summary of tips] Many digital communication standards use convolution coding as a means of forward error correction. Data encoded in this way generally is decoded with a Viterbi decoder, which operates by constructing a trellis of state probabilities and branch metrics. The transmitted data is often terminated with a number of zeros to force th......
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