On 02/08/2015 05:27 PM, Brian Padalino wrote: > The feedback loop cannot be realized inside the flowgraph since > everything needs to be feed forward. > > This is a great example of how someone may want to do RF burst > processing which may not necessarily be "real-time" but due to > dead-air or guard bands might be able to catch up on the processing if > you didn't have to keep processing every last incoming sample - > especially at a higher sample rate. Moreover, it shows how blocks > could be used to message each other to create feedback loops and > convey downstream information to upstream processing elements which > may care - things like SNR estimation, timing information, etc.
Well, even if you're *not* using OFDM, have a look at the codes (and the ofdm_rx GRC example). We have state machines and feedback loops for bursty reception, just as you described. M _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
