Codeword for use in digital optical media and a method of generation thereof

   
   

A codeword and a method for generating a codeword is provided. The codeword may be used in error correction of digital optical media and DVDs, the codeword having a plurality of data symbols and a plurality of parity symbols, and includes an augmented channel word which can be read as either a first value or a second alternate value. The augmented channel word is one of the plurality of data and parity symbols, the augmented channel word retaining its value irrespective of any error correction performed.

 
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