Title:Response analysis of second-order multi-band quadrature sigma-delta modulators with applications in cognitive radio devicesAuthor(s):J. Marttila, M. Allén, Mikko ValkamaBooktitle:Proc. 54th IEEE International Midwest Symposium on Circuits and Systems (MWSCAS 2011)Page Reference:page 1-4, 4 page(s)Publishing:8/2011