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Question
Designing a quantized filter for 16-bit fixed point processors?
I'm supposed to design a quantized filter for 16-bit fixed point processors. Is this possible using fdatool, and if so, how woul...
presque 11 ans il y a | 1 réponse | 0
0
réponseQuestion
Plotting frequency response from fdatool filter coefficients?
I created a 400 order bandpass fir filter using fdatool and exported the coefficients. How do I create the frequency response us...
environ 11 ans il y a | 1 réponse | 0
1
réponseQuestion
zooming out of a signal?
Can anyone help me zoom out or change the window size? Because the signal I'm using creating a blue box because of the high freq...
environ 11 ans il y a | 1 réponse | 0
1
réponseQuestion
Lowpass filter with L=50?
I'm not sure how to make a lowpass filter with L=50, cutoff frequency 1100Hz with omegac, and a sampling frequency of 8000Hz usi...
environ 11 ans il y a | 1 réponse | 0
1
réponseQuestion
Generating a 6 second sine wave?
I'm supposed to generate a 6 seconds long sine wave that has amplitude of 1.0, frequency of 400Hz at a 8KHz sampling frequency,...
environ 11 ans il y a | 2 réponses | 0
2
réponsesQuestion
Using a comb filter to reduce noise/amplitude?
My goal is to reduce the signal's noise and amplitude using comb,fir, or iir filters. I'm not sure where to start as it is not o...
environ 11 ans il y a | 1 réponse | 0
1
réponseQuestion
Using iirnotch for more than one frequency?
I'm currently using iirnotch to filter out 120Hz as seen here Wo = 120/(960/2); BW = Wo/35; [b,a] = iirnotch(Wo,BW); ...
environ 11 ans il y a | 1 réponse | 0
1
réponseQuestion
Comb filter to remove noise?
I'm supposed to make a comb filter to remove the noise at 120Hz and 240Hz, with the sampling frequency at 960Hz but I'm not sure...
environ 11 ans il y a | 1 réponse | 0
1
réponseQuestion
Problems with snr function
I want to find the snr for signal xn and noise ns but I keep getting an error. clear; n = [0:1023]; omega = 0.25*pi; ...
environ 11 ans il y a | 3 réponses | 0
3
réponsesQuestion
Combining 2 signals into 1
I'm trying to combine these signals but I'm not sure how. n = [0:1023]; omega = 0.25*pi; xn = sin(omega*n); ns ...
environ 11 ans il y a | 2 réponses | 0
2
réponsesQuestion
How to generate a signal with zero mean and 0.2 variance (uniform)
I was wondering how to generate this signal, and to mix it with xn that I already made: n = [0:1023]; omega = 0.25*pi; ...
environ 11 ans il y a | 1 réponse | 0
1
réponseQuestion
How to generate Zero mean and unit variance
I'm not sure how to generate 1024 samples of pseudo random numbers with zero mean and unit variance using rand and to verify the...
environ 11 ans il y a | 3 réponses | 0
3
réponsesQuestion
How to plot this signal?
I'm trying to plot this signal but I'm not sure where to start. y(n) = ax(n) + bx(n − 1) + cx(n − 2) where a=b=c=1/3
environ 11 ans il y a | 1 réponse | 0
1
réponseQuestion
Expression or statement is incorrect--possibly unbalanced
I'm trying to use plot, but I keep getting this error and I'm not sure why. n = [0:99]; omega = 1.26 * pi; xn = sin(...
environ 11 ans il y a | 1 réponse | 0
