Mengda Lin A. Prasad Vinod Chong Meng Samson See A New Flexible Filter Bank for Low Complexity Spectrum Sensing in Cognitive Radios. 205-215 2011 62 Signal Processing Systems 2 http://dx.doi.org/10.1007/s11265-008-0329-9 db/journals/vlsisp/vlsisp62.html#LinVS11