http://reply.papertrans.cn/2/122/12150/12150-11.png
Submitted on: 19 June 2000.
Revised on: 03 September 2000.
Accepted on: 20 October 2000.
___________________IET Communications---INST ENGINEERING TECHNOLOGY-IET
http://reply.papertrans.cn/2/122/12150/12150-13.png
Submitted on: 23 October 2019.
Revised on: 05 January 2020.
Accepted on: 29 January 2020.
___________________IET Communications---INST ENGINEERING TECHNOLOGY-IET
http://reply.papertrans.cn/2/122/12150/12150-15.png
http://reply.papertrans.cn/2/122/12150/12150-16.png
http://reply.papertrans.cn/2/122/12150/12150-17.png
http://reply.papertrans.cn/2/122/12150/12150-18.png
Submitted on: 05 May 2016.
Revised on: 21 August 2016.
Accepted on: 15 October 2016.
___________________IET Communications---INST ENGINEERING TECHNOLOGY-IET
Submitted on: 10 May 2010.
Revised on: 03 June 2010.
Accepted on: 05 July 2010.
___________________IET Communications---INST ENGINEERING TECHNOLOGY-IET