http://reply.papertrans.cn/3/255/25424/25424-31.png
Submitted on: 18 May 2013.
Revised on: 26 June 2013.
Accepted on: 13 July 2013.
Progress in Electromagnetics Research-PIER
http://reply.papertrans.cn/3/255/25424/25424-33.png
http://reply.papertrans.cn/3/255/25424/25424-34.png
Submitted on: 25 June 2015.
Revised on: 19 July 2015.
Accepted on: 03 August 2015.
Progress in Electromagnetics Research-PIER
Submitted on: 07 February 2019.
Revised on: 19 March 2019.
Accepted on: 24 March 2019.
Progress in Electromagnetics Research-PIER