Spectogram Of I and Q data
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Recently I have recorded Bluetooth signals raw I and Q data through USRP SDR for 30 seconds I want to plot the spectogram image from its I and Q value. How can I draw the spectogram so that I can do a CNN operation.How to do spectogram image from raw I and Q data of a wireless WiFi signal?
Réponses (2)
Chunru
le 1 Août 2022
x = xi + 1i*xq;
spectrogram(x)
Shimon Elkin
le 1 Août 2022
0 votes
you can see an example:
https://www.mathworks.com/help/signal/ref/spectrogram.html#mw_11150fe0-cc46-4bf9-aecf-1e4acff54b74
openExample('signal/SpectrogramOfComplexSignalExample')
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