IEEE

Design of soft-output Viterbi decoders with hybrid trace-back processing

Abstract: This paper presents a novel VLSI architecture for soft output Viterbi algorithm (SOVA) based on hybrid track-back of transverse paths. In order to achieve very high speed of decoding, ...
IEEE

SOVA-Decoded Serially Concatenated Continuous Phase Modulation System With Markov and ...

Abstract: We design low-complexity bi-directional (forward and backward) modified Soft-Output Viterbi Algorithm (SOVA) decoders to exploit source memory from binary Markov and hidden Markov model (HMM ...
EDN

Adaptive Computing Turbo Charges Compute-Hungry Soft-Decision Viterbi

User demands for more variety in wireless services is triggering increasing data rates. As a result, system designers are finding they have to apply the most powerful algorithms possible to wireless ...
EDN

Crafting a Custom Viterbi Decoder for WLAN Designs

Clearly, wireless LAN (WLAN) systems are a hot topic in the design community. With 802.11b taking off, and 802.11g and 802.11a coming quickly, much attention has been placed on building WLAN access ...