18 March, 2003
Christos Zamantzas
5
Comparison of Redundant Data
lThe comparison could be made:
l
lAt the output level (i.e. the Th & W outputs)
§Masks any differences below
lOver fixed intervals
§Leaves uncertainty
lAt the Sum-Registers level
§Much more computation
lTheir CRCs
§both massages pass the check and contain identical information
§4 bytes only and   Pr      1E-20 (Probability of Non-Detection)