Mar 14, 2006 #1 M Mogogo Newbie level 4 Joined Oct 28, 2005 Messages 6 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,331 My input is one serial bit stream from modulator with sampling rate Fs = 4MHz. I want to have a resolution of N = 12 bit. Do i get the correct output if i first downsample and then filter my signal?
My input is one serial bit stream from modulator with sampling rate Fs = 4MHz. I want to have a resolution of N = 12 bit. Do i get the correct output if i first downsample and then filter my signal?
Mar 16, 2006 #2 T tiger_shark Member level 1 Joined Feb 20, 2006 Messages 39 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,783 In multi-rate systems, you first filter your signal to make sure the decimation does not affect any distotion to the data and then decimate. However, I have a feeling that your case is in different domain, something like a sigma/delta or st. TS
In multi-rate systems, you first filter your signal to make sure the decimation does not affect any distotion to the data and then decimate. However, I have a feeling that your case is in different domain, something like a sigma/delta or st. TS