Submitted on: 01 March 2010.
Revised on: 31 March 2010.
Accepted on: 19 April 2010.
___________________IEEE PHOTONICS TECHNOLOGY LETTERS
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Submitted on: 09 March 2010.
Revised on: 09 June 2010.
Accepted on: 11 July 2010.
___________________IEEE PHOTONICS TECHNOLOGY LETTERS
Submitted on: 07 February 2010.
Revised on: 20 April 2010.
Accepted on: 04 May 2010.
___________________IEEE PHOTONICS TECHNOLOGY LETTERS
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Submitted on: 15 September 2004.
Revised on: 10 November 2004.
Accepted on: 13 December 2004.
___________________IEEE PHOTONICS TECHNOLOGY LETTERS
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Submitted on: 13 June 2007.
Revised on: 26 September 2007.
Accepted on: 01 November 2007.
___________________IEEE PHOTONICS TECHNOLOGY LETTERS