11. The method of claim 1 wherein said step of transmitting said transmission block comprises transmitting the encoded time-displaced odd and even information words serially by word.
1. A method of communicating a sequence of digital information words, comprising the steps of: separating said information words into a sequence of odd information words and a sequence of even information words; time-displacing the separated odd and even information words from each other by a predetermined amount; encoding said odd information words in an error-correcting code; separately encoding said even information words in an error-correcting code; combining said encoded time-displaced odd and even information words into a transmission block; and transmitting said transmission block.