is there a method to memorise the butterfly? If anyone has any tricks? or how does the butterfly diagram come about?? need it for a exam
decimation in time - butterfly
Started by ●May 15, 2010
Reply by ●May 15, 20102010-05-15
On May 15, 3:48=A0pm, "bos1234" <suren130@n_o_s_p_a_m.gmail.com> wrote:> is there a method to memorise the butterfly? If anyone has any tricks? or > how does the butterfly diagram come about?? > > need it for a examIt's just a two point DFT. Once you have it you can work out what the signal-flow looks like. Hardy