http://reply.papertrans.cn/2/101/10077/10077-21.png
http://reply.papertrans.cn/2/101/10077/10077-22.png
Submitted on: 22 June 2008.
Revised on: 01 October 2008.
Accepted on: 12 October 2008.
___________________Foundations and Trends in Communications and Information Theory
http://reply.papertrans.cn/2/101/10077/10077-24.png
http://reply.papertrans.cn/2/101/10077/10077-25.png
http://reply.papertrans.cn/2/101/10077/10077-26.png
Submitted on: 07 May 1998.
Revised on: 28 July 1998.
Accepted on: 16 September 1998.
___________________Foundations and Trends in Communications and Information Theory
Submitted on: 19 December 1999.
Revised on: 02 March 2000.
Accepted on: 29 April 2000.
___________________Foundations and Trends in Communications and Information Theory
Submitted on: 10 August 2000.
Revised on: 01 December 2000.
Accepted on: 31 December 2000.
___________________Foundations and Trends in Communications and Information Theory
http://reply.papertrans.cn/2/101/10077/10077-30.png