Re: [Discuss-gnuradio] Questions regarding packet_tx and uhd_packet_tx

2017-08-18 Thread Martin Braun
The burst shaper actually has a manual page: https://gnuradio.org/doc/doxygen/classgr_1_1digital_1_1burst__shaper__cc.html The resampler will give you some rolloff, so you have a more usable digital signal going to the USRP. Check out uhd_packet_?x for details on how the USRP is configured. Its s

[Discuss-gnuradio] Questions regarding packet_tx and uhd_packet_tx

2017-08-17 Thread Rui ZOU
Hi, I'm studying the example packet_tx and uhd_packet_tx in /usr/local/share/gnuradio/examples/digital/packet. I have some questions regarding the process of packet transmission and the flow graph. Why burst shaper block is needed? How do its parameters affect tx/rx? Why polyphase arbitrary resa