Re: [Discuss-gnuradio] problem with carrier sense in USRP

2009-01-01 Thread adib_sairi
hi, i also try to search for send_pkt() function..could any one tell me where to find this function in GNU radio package? i think it is on C++ code isn't it?but when i search in the CLASS list on http://gnuradio.org/trac/browser/gnuradio/trunk i couldn't find any..or maybe i miss it? please help

Re: [Discuss-gnuradio] problem with carrier sense in USRP

2008-11-13 Thread George Nychis
Collisions are still very likely in a software-defined radio architecture if you implement the carrier sense mechanism on the host (your machine running GNU Radio). If you think about it, carrier sense needs to check if the medium is idle, if it is, it then sends. If you think about the USRP and

[Discuss-gnuradio] problem with carrier sense in USRP

2008-11-13 Thread Shirve
Hi, I am testing the carrier sense mechanism on USRP based on code from benchmark_tx.py and tunnel.py. My scenario is to receive packets from two distinctive nodes simultaneously at the third node. I am prefixing the payload with sender node name to identify the sender. When I am trying to send t