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Submitted on: 18 February 2015.
Revised on: 10 June 2015.
Accepted on: 18 July 2015.
___________________IEEE Photonics Journal---IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
Submitted on: 05 November 2010.
Revised on: 09 December 2010.
Accepted on: 31 December 2010.
___________________IEEE Photonics Journal---IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
Submitted on: 11 February 2014.
Revised on: 29 April 2014.
Accepted on: 18 May 2014.
___________________IEEE Photonics Journal---IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC