Submitted on: 02 February 2013.
Revised on: 14 April 2013.
Accepted on: 30 May 2013.
___________________IEEE Intelligent Transportation Systems Magazine
http://reply.papertrans.cn/2/118/11790/11790-32.png
Submitted on: 16 February 2008.
Revised on: 27 May 2008.
Accepted on: 06 June 2008.
___________________IEEE Intelligent Transportation Systems Magazine
http://reply.papertrans.cn/2/118/11790/11790-34.png
http://reply.papertrans.cn/2/118/11790/11790-35.png
http://reply.papertrans.cn/2/118/11790/11790-36.png