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Re: [Discuss-gnuradio] implement d8psk on benchmark_tx.py

From: Firas Abbas
Subject: Re: [Discuss-gnuradio] implement d8psk on benchmark_tx.py
Date: Mon, 16 Feb 2009 20:30:26 -0800 (PST)


> On Tue, 2/17/09, George Nychis <address@hidden> wrote:

> Hello, Tianning/Bill/Daniel!
> The performance of 8PSK matches pretty similarly to 16-QAM.
>  So, 8PSK is usually never used in a real system as you get
> better spectral efficiency with 16-QAM without taking a huge
> hit in required SNR.
> - Rick Stevens

8PSK modulation is widely used by VSAT modems for SCPC-SCPC links.

Best Regards,


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