Viterbi Decoder Block Decoding - Trellis Termination and Tail Biting

Viterbi Decoder Block Decoding - Trellis Termination and Tail Biting
Application Note: All Virtex and Spartan FPGA Families

Viterbi Decoder Block Decoding - Trellis
Termination and Tail Biting
Author: Michael Francis
XAPP551 (v2.0) July 30, 2010


Summary Many digital communication standards employ convolution coding as a means of forward error
correction (FEC). Data encoded in this way generally is decoded with a Viterbi decoder, which
operates by constructi