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質問
Why is fft of one part and the entire signal the same?
Hi I have a that contains two part. The first part is before I start capturing the signal (turning on the device), so bacially ...
5年弱 前 | 1 件の回答 | 0
1
回答回答済み
Apply a bandpass filter in freq domain
Hi Star I applied the filter this way, as you suggested: x_lp = lowpass(x, 100E3, 500E6); x_filtered = highpass(x_lp, 10E3, ...
Apply a bandpass filter in freq domain
Hi Star I applied the filter this way, as you suggested: x_lp = lowpass(x, 100E3, 500E6); x_filtered = highpass(x_lp, 10E3, ...
5年以上 前 | 0
質問
Fundamental frequency is not the maximum peak
Hi. I have a signal with high sampling rate (500MHz). Our fundamental frequency of our transducer is 20kHz which is seen as a pe...
5年以上 前 | 1 件の回答 | 0
1
回答質問
Number of cycles before and after FFT
Hi. I have the signal y1 (fig1), take its fft, do some processing on it and take ifft to take it back to time domain. What I g...
6年弱 前 | 1 件の回答 | 0
1
回答質問
Apply a bandpass filter in freq domain
Hi. I am new to signal processing. Appreciate any help. I have a signal with too many data points and high sampleing rate (500...
6年弱 前 | 2 件の回答 | 0
