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Summary: A RECONFIGURABLE VITERBI TRACEBACK FOR IMPLEMENATION ON TURBO
DECODING ARRAY
Imran Ahmed*
*
School of Electronics and Engineering.
University of Edinburgh, King's Buildings
Mayfield Road, Edinburgh, EH9 3JL, UK
email: imran.ahmed@sli-institute.ac.uk
Tughrul Arslan*
Institute for System Level Integration, The
Alba Campus, The Alba Centre, Livingston,
Scotland, EH54 7EG, UK
email: T.Arslan@ed.ac.uk
ABSTRACT
The trace back operation as used in Viterbi decoding is
presented. The trace back is used for a new large constraint
length, soft decision viterbi decoder designed to be
implemented reusing components of turbo decoding array.
The viterbi decoder can be reconfigured for standards such
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