Submitted on: 11 November 2004.
Revised on: 03 December 2004.
Accepted on: 10 January 2005.
___________________IEEE Open Journal of Circuits and Systems
Submitted on: 16 July 2018.
Revised on: 14 August 2018.
Accepted on: 28 September 2018.
___________________IEEE Open Journal of Circuits and Systems
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Submitted on: 31 December 2003.
Revised on: 01 April 2004.
Accepted on: 27 April 2004.
___________________IEEE Open Journal of Circuits and Systems
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