Spectogram Of I and Q data

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?

Answer 1

[Chunru]

x = xi + 1i*xq;
spectrogram(x)

Answer 2

[Shimon Elkin]

you can see an example:

https://www.mathworks.com/help/signal/ref/spectrogram.html#mw_11150fe0-cc46-4bf9-aecf-1e4acff54b74

openExample('signal/SpectrogramOfComplexSignalExample')