Marcus, great thanks for reply! Is attached flowgraph a good approach to the variance calculation?
What should I do in case of bursty signals? Can I calculate signal variance per packet? Regards, Roman On Tue, Mar 6, 2018 at 4:57 PM, Müller, Marcus (CEL) <muel...@kit.edu> wrote: > You can definitely do that! In fact, it's pretty easy. Really, read the > tutorials I've linked to, and you'll quickly get an idea what to do > when you want a moving average of the power of a signal (namely, > convert it to it's magnitude², then apply a moving average), and once > you have that, it's really only building basic math to calculate the > variance :) > > GNU Radio comes both with the possibility to interface with SDR > hardware, so that you can assess real-world signals and propagations, > as well as with several channel models that you can use to simulate. > > Best regards, > Marcus > > On Tue, 2018-03-06 at 16:50 +0300, Roman wrote: > > Marcus, > > > > Sorry for confusion, language problem. > > I would like to calculate first and second statistical moments (mean and > variance) for received signal level. > > > > Regards, > > Roman > > > > On Tuesday, March 6, 2018, Müller, Marcus (CEL) <muel...@kit.edu> wrote: > > > Hi Roman, > > > > > > probably, it's possible, but I have no idea what you mean with "signal > > > deviation". Maybe you could elaborate? > > > > > > To give you a quick look into what GNU Radio can do for you: see https: > > > //tutorials.gnuradio.org > > > > > > Happy signal processing, > > > Marcus > > > On Tue, 2018-03-06 at 08:50 +0300, Roman wrote: > > > > Hi group, > > > > > > > > I would like to evaluate the signal deviation in different > propagation conditions. Is there a way to calculate this in gnuradio or > should I export data for further external processing? > > > > Thanks for replying! > > > > Roman > > > > _______________________________________________ > > > > Discuss-gnuradio mailing list > > > > Discuss-gnuradio@gnu.org > > > > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >
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