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Hardware Viterbi Decoder with a ROS Trellis Structure Disclosure Number: IPCOM000067574D
Original Publication Date: 1979-Aug-01
Included in the Prior Art Database: 2005-Feb-20

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Chevillat, P [+details]


In Viterbi decoders with rate R=k/n for trellis-encoded data transmitted over a noisy channel, the following operations are performed during each cycle for each of the 2 possible states: a) A new metric L must be determined for each of the 2/k/ paths leading to the respective state, using as input the last-received n data symbols Y and the 2/k/ previous metrics of the respective paths.