Copyright

2012 9th International Conference on Electrical Engineering/Eltctronics, Computer, Telecommunications and Infonnation Technology. Copyright 2012 by The Institute of Electrical and Electronics Engineers, Inc. Copyright and Reprint Permission: Abstracting is pennintd with credit to the source. Libraries are permintd to photocopy beyond the limit of US copyright law for provate use of patrons those articles in this rolume that carry a code at the bunom of the lint page, provided the per-copy fee indicated in the code is paid through Copyright Clearance Center, 222 Rosewood Drive, Danvers, MA 01923.