What a wonderful service for many. Thank you so much for sharing.
Dr. Robert W McGwier, Ph.D. Adjunct Faculty, Virginia Tech ARDC Member of Board ARS: N4HY ARRL, AMSAT, AAVSO, TAPR, SkyHub On Sat, Jan 9, 2021, 3:52 PM jean-michel.fri...@femto-st.fr < jean-michel.fri...@femto-st.fr> wrote: > Dear GNU Radio community, > due to lockdown restricted access of students to universities, I have > recorded > videos for the undergraduate course on Digital Communication. As I try to > illustrate > most concepts of discrete time digital signal processing with GNU Radio > (and GNU/Octave > when needed for post-processing), I thought this community might be > interested. Please > remember that as a physicist by training, I have no basic knowledge on > digital > communication or SDR other than my own experience, so some topics might be > either wrong > or misrepresented, or both. This year's work has been to shift all (most > ?) slides > and demonstrations to GNU Radio 3.8. Feedback, comments and error reports > are of course > welcome. All videos are at http://jmfriedt.free.fr/ under "Licence 3 EEA" > (bachelor > degree -- electronics engineering): > > http://jmfriedt.free.fr/TI2020_1.mp4 (1.5 h) -- Introduction, hardware, > AM > (aeronautical communication) > > http://jmfriedt.free.fr/TI2020_2.mp4 (1.5 h) -- Modulations (FM, PM) -- > application > to broadcast commercial FM and NOAA LEO satellite reception > > http://jmfriedt.free.fr/TI2020_3.mp4 (1.0 h) -- Division Multiple Access, > application to receiving multiple FM stations and POCSAG decoding using > external > software > > http://jmfriedt.free.fr/TI2020_4.mp4 (1.43 h) -- CDMA and GPS decoding. I > forgot to mention the link http://jmfriedt.org/gps/gps_lab.tar.gz > with datasets collected with a RTL-SDR DVB-T dongle at 1.57542 GHz carrier > frequency > and a rate of 1.023 MS/s fitted with an active GPS antenna polarized by a > 5-V bias T. > > http://jmfriedt.free.fr/TI2020_5.mp4 (45 min) -- pulse compression and > link budget > > http://jmfriedt.free.fr/TI2020_6.mp4 (1h40) -- antenna basics > > http://jmfriedt.free.fr/TI2020_7.mp4 (45 min) -- channel capacity, > Shannon theorem > > http://jmfriedt.free.fr/TI2020_8.mp4 (1h40) -- synchronization and > digital processing > of radiofrequency signals > > Hoping that someone might find these useful and provide feedback, > best, JM > >
