An output coding apparatus includes a coder for coding an inputted bitstream to an error correction and/or detection code composed of information bits and check bits; and a bitstream assembling section for assembling an outputted bitstream by inserting a synchronization code at any one of a plurality...http://www.google.com.au/patents/US7051248?utm_source=gb-gplus-sharePatent US7051248 - Coding apparatus and decoding apparatus for transmission/storage of information