This paper was created in 07/2013 as MERIT master thesis (from UPC university).
The main objective is to explore the normalization of audio levels in the media industry, which is a relevant issue nowadays. Many broadcast organizations around the world are concerned about this problem and they have published many papers and standards that are analyzed in this project, some of those organizations are: European Broadcasting Union (EBU), International Telecommunication Union (ITU), Advanced Television Standards Committee (ATSC), etc.
