[USRP-users] TDD ofdm communications

2023-01-13 Thread ali siddig
Dear, I would like to build a time division duplexing (TDD)-based ofdm communication transceiver using B200 mini. I have already built ofdm communication transmitter and receiver. Any suggestion on how to built, for instance 1 m second TDD system on gnuradio. Any information or similar projects

[USRP-users] time division duplexing

2023-05-09 Thread ali siddig
e/disable transmission or burst transmission? Best regards, Ali Siddig ___ USRP-users mailing list -- usrp-users@lists.ettus.com To unsubscribe send an email to usrp-users-le...@lists.ettus.com

[USRP-users] Re: time division duplexing

2023-05-10 Thread ali siddig
Dear Marcus, Thanks for the detailed response. Yes, using LO offset tuning shifted the leakage as intended. Best regards, Ali Siddig On Tue, May 9, 2023, 7:51 PM Marcus D. Leech wrote: > On 09/05/2023 05:20, ali siddig wrote: > > Dear all, > > I am trying to design time div

[USRP-users] QPSK modulation and demodulation

2024-08-28 Thread ali siddig
e not synchronized (points everywhere in the constellation diagram). Am I missing something i have to change in the usrp setting or synchronization block? https://wiki.gnuradio.org/index.php?title=QPSK_Mod_and_Demod#Phase_and_Frequency_Correction Best regards, Ali s

[USRP-users] Re: QPSK modulation and demodulation

2024-08-28 Thread ali siddig
Best Regards, On Wed, Aug 28, 2024, 9:02 PM Marcus D. Leech wrote: > On 28/08/2024 12:13, ali siddig wrote: > > Dear all, > > I have tried to use the QPAK modulation and demodulation exapmle from > > the tutorial in the link below. I am using two USRPs B205 as > > tra