帮忙下一篇文章，谢谢了

http://ieeexplore.ieee.org/Xplore/login.jsp?reload=true&url=http%3A%2F%2Fieeexplore.ieee.org%2Fiel3%2F4814%2F13308%2F00606632.pdf%3Farnumber%3D606632&authDecision=-203
thanks.

 getPDF.pdf