4. The method of claim 2 wherein each of said steps of encoding the respective odd and even information words in an error correcting code comprises generating an error-correcting word in response to said N information words, interleaving said N information words and said error-correcting word; and inserting the interleaved words into said transmission block.
4. The method of claim 2 wherein each of said steps of encoding the respective odd and even information words in an error correcting code comprises generating an error-correcting word in response to said N information words, interleaving said N information words and said error-correcting word; and inserting the interleaved words into said transmission block. 5. The method of claim 4 wherein said step of interleaving is comprised of delaying by different predetermined time delays respective ones of said N information words and said error-correcting word.