H - Electricity – 03 – M
Patent
H - Electricity
03
M
354/104
H03M 13/41 (2006.01) H03M 13/33 (2006.01)
Patent
CA 1335906
The invention relates to a Viterbi decoder for decoding a convolutional code. Branch metrics are normalized, state metrics are calculated from the normalized branch metrics, and the synchronization and asynchronization are determined on the basis of the degree of increase in the calculated state metrics. Thus, the original data can be certainly decoded by a simple hardware without being influenced by the S/N ratio of the communication path.
529782
Hiraiwa Hisaki
Osawa Eiichi
Gowling Lafleur Henderson Llp
Sony Corporation
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