A systematic technique for designing prototype filters for perfect reconstruction cosine modulated and modified DFT filter banks.

R. Begovic Tapio Saramäki A systematic technique for designing prototype filters for perfect reconstruction cosine modulated and modified DFT filter banks. 33-36 2001 conf/iscas/2001 ISCAS (2) http://doi.ieeecomputersociety.org/10.1109/ISCAS.2001.920999 db/conf/iscas/iscas2001-2.html#BegovicS01