AnsweredAssumed Answered

SDR AD9361 and FMCommsx files

Question asked by Cman Employee on Jun 16, 2014
Latest reply on Jun 18, 2014 by rgetz

Hello Experts.


I've upload the new image files. please can you advise some pointers/links wrt , what's these extension are and some brief info wrt these files please.



1M_10M_nyq.txt  => 1 Mhz to 10 Mhz  nyq = nyquist => but what is this a chirp signal from 1M to 10M or a ramp (sawtooth) signal
10.txt ? => 10Mhz frequency I guest from the spectrum result
11.txt ? => 11Mhz frequency I guest from the spectrum result
Msk_20M.txt ? Minimum shift keying, 20Mhz frequency I guess?
Sinewave_0.3.mat ? matlab file format guessing a sinewave 300Hz?
Sinewave_0.3_2ch.mat ? matlab file format guessing a sinewave 300Hz in I and Q format?

Filters and file: Would you have any pointers and brief info regarding the spec of these filters. I mean, I know these are GMS, LTE and UMTS standards. But within it there are sub categories e.g. GSM1800, GSM1900, 1G, 2G, 3G, and what does these extension means in the LTEx . Is it frequency, bands, standards or the bandwidth?


FIR_BPF.64_1.txt FIR band pass filter 64 taps?, types?. and what are the cutoff and pass band etc.


like wise some info wrt the below, really appreciated.


Thanks and regards,