[IEEE Advances in Electrical and Electronics Engineering - IAENG Special Edition of the World Congress on Engineering and Computer Science (WCECS) - San Francisco, California, USA (2008.10.22-2008.10.24)] Advances in Electrical and Electronics Engineering - IAENG Special Edition of the World Congress on Engineering and Computer Science 2008 - Multilevel Converters Criticism and a New Method to Improve High Power Applications: Restructured Controlled Transformer