Submitted on: 06 December 2007.
Revised on: 27 March 2008.
Accepted on: 23 April 2008.
___________________IEEE MICROWAVE MAGAZINE---IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
Submitted on: 28 October 2013.
Revised on: 02 February 2014.
Accepted on: 26 February 2014.
___________________IEEE MICROWAVE MAGAZINE---IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
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Submitted on: 12 June 2004.
Revised on: 14 September 2004.
Accepted on: 30 October 2004.
___________________IEEE MICROWAVE MAGAZINE---IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
Submitted on: 08 July 2004.
Revised on: 12 October 2004.
Accepted on: 01 November 2004.
___________________IEEE MICROWAVE MAGAZINE---IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
Submitted on: 21 September 2008.
Revised on: 27 October 2008.
Accepted on: 29 November 2008.
___________________IEEE MICROWAVE MAGAZINE---IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
Submitted on: 15 October 2014.
Revised on: 25 November 2014.
Accepted on: 21 January 2015.
___________________IEEE MICROWAVE MAGAZINE---IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC