On Fri, Apr 13, 2012 at 3:06 AM, sumitstop <[email protected]> wrote: > > Thanks Tom ... That is really a useful thing :-) > Although this script is only in ofdm folder and not in the digital folder > but I guess the same can be used for both.
Glad that helps. And it's in both narrowband and ofdm: http://gnuradio.org/cgit/gnuradio.git/tree/gr-digital/examples/narrowband http://gnuradio.org/cgit/gnuradio.git/tree/gr-digital/examples/ofdm Tom > Tom Rondeau-2 wrote: >> >> On Wed, Apr 11, 2012 at 1:18 PM, sumitstop >> <[email protected]> wrote: >>> >>> I was wondering what is this benchmark_add_channel.py for. Is it for >>> adding a >>> new channel "on the fly" to an ongoing OFDM transmission :confused: >>> >>> using verbose it says the format to run it as >>> >>> ./benchmark_add_channel.py [options] <input file> <output file> >>> >>> ----- >>> Sumit Kr. >>> Research Assistant >>> Communication Research center >>> IIIT Hyderabad >>> India >> >> >> The benchmark_add_channel.py (which are in both the ofdm and >> narrowband examples) is designed to let people play with channel >> properties in simulation. The benchmark_tx scripts have a --to-file >> that saves all of the data into a local file instead of trying to use >> a USRP to go over the air. Likewise, the benchmark_rx scripts have a >> --from-file to read in the data from a file. The benchmark_add_channel >> takes in the file and performs the operations that are specified (AWGN >> noise power, frequency offset, timing offset, etc.) and outputs a new >> file that can then be read in by the receive scripts. >> >> Tom >> >> _______________________________________________ >> Discuss-gnuradio mailing list >> [email protected] >> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >> >> > > > ----- > Sumit Kr. > Research Assistant > Communication Research center > IIIT Hyderabad > India _______________________________________________ Discuss-gnuradio mailing list [email protected] https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
