Palavra-chave: TRELLIS CODES

ASYMPTOTIC CODING GAIN OPTIMUM EUCLIDEAN DISTANCE ERROR PROBABILITY COMPUTATIONAL COMPLEXITY PUBLIC-KEY SCHEME CRYPTOSYSTEM STRONGLY CONTROLLABLE GROUP CODES SCHREIER PRODUCT ABSTRACT GROUP CRYPTOGRAPHIC SCHEMES MULTIVITERBI DECODING LATTICES CODES OVER GROUPS CYCLIC CODES GENERALIZED TRANSFER FUNCTION TIME-VARYING CONVOLUTIONAL CODES UNIT-MEMORY CONVOLUTIONAL CODES NETWORK FLOW APPROACH OMBINATORIAL OPTIMIZATION