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Commit Graph

7 Commits

Author SHA1 Message Date
Werner Almesberger
9c2f37bedb usrp/plscan: comment out yrange (the experiments now cover all sorts of ranges) 2011-01-03 23:09:32 -03:00
Werner Almesberger
c2b489d0bb usrp: adjust outlier rejection and signal range for improved antennas
- usrp/evscan: reduce outlier limit from 10 dB to 5 dB
- usrp/plscan: raise lower bound from -40 dB to -30 dB
2010-12-01 23:57:15 -03:00
Werner Almesberger
b3c0b4bf62 usrp: update filtering and display for uncorrupted measurement setup
We now have a much wider dynamic range of the signal (with better SNR).
The outliers are mainly WLAN interferences.

- usrp/evscan: changed threshold from -50 dB to -70 dB
- usrp/evscan: increase outlier tolerance from 2 dB to 10 dB
- usrp/plscan: changed display range from [-35:-25] to [-40:-5]
2010-12-01 11:08:16 -03:00
Werner Almesberger
eafb2a226f fix glitch in fft.c and add scripts to display data sets without temp file
- usrp/doall: new script to directly evaluate and plot data sets
- usrp/fft.c (fft_complex): don't square the magnitude
- usrp/plscan: if an argument name has the form title=name, use "name" as
  the file name and "title" as the title
2010-11-29 01:10:23 -03:00
Werner Almesberger
59beaba426 usrp/plscan: truncate title at the last dot, not the first
- usrp/plscan: change ${n%%.*} to ${n%.*}
- usrp/README: updated description
2010-11-17 14:11:50 -03:00
Werner Almesberger
45d5946435 usrp/plscan: instead of echo ... sed ..., just use ${n%%.*} 2010-11-17 13:45:19 -03:00
Werner Almesberger
3684c0765a usrp/: new tools to run, evaluate, and plot a full frequency scan
- usrp/fscan: perform a frequency scan in my test setup
- usrp/evscan: determine the frequency-dependent signal strength from a
  frequency scan
- usrp/plscan: plot one or more data sets produced by evscan
2010-11-17 13:12:56 -03:00