Dear Tim and Marcus, Thank you very much.
I'll take a look at those projects. Regards, Jeon. 2015-07-01 0:03 GMT+09:00 Tim <[email protected]>: > Jeon, > Also check out > http://wp.me/p55sJw-2v > software based half duplex burst PSK modem which can operate using a > single USRP, file loopback, or other SDR > -Tim > > > On 06/30/2015 09:30 AM, Jeon wrote: > > Hello, GNU Radio users, > > Very long time ago, USRP 1 was not suitable for half-duplex communications > because USB 2.0 interface is too slow to achieve it. > But now, there are USRP embedded and gigabit ethernet supporting USRP > series. > In my opinion, thus, half-duplex communications might be achievable > nowadays. > > I am curious that there is a project which implements half-duplex > communications. > If there is, how many USRPs, daughterboards and antennas are used for each > node? > Can I find such a project in pybombs? > > In my guess, a half-duplex communication application can be built from > both USRP sink and source being placed in one flow graph. > But I have no idea of the rest of the flow graph. Should the flow graph > open loop or closed loop? > Is there a special configuration or tweak on USRP or GNU Radio required > to achieve half-duplex communications? > > I apologize if my question sounds quite vague. > > Regards, > Jeon. > > > _______________________________________________ > Discuss-gnuradio mailing > [email protected]https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > >
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