http://reply.papertrans.cn/3/222/22120/22120-11.png
Submitted on: 14 February 2010.
Revised on: 06 March 2010.
Accepted on: 27 March 2010.
MOBILE NETWORKS & APPLICATIONS
http://reply.papertrans.cn/3/222/22120/22120-13.png
Submitted on: 29 August 2014.
Revised on: 28 September 2014.
Accepted on: 07 October 2014.
MOBILE NETWORKS & APPLICATIONS
http://reply.papertrans.cn/3/222/22120/22120-15.png
http://reply.papertrans.cn/3/222/22120/22120-16.png
http://reply.papertrans.cn/3/222/22120/22120-17.png
http://reply.papertrans.cn/3/222/22120/22120-18.png
http://reply.papertrans.cn/3/222/22120/22120-19.png
http://reply.papertrans.cn/3/222/22120/22120-20.png