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Re: [Discuss-gnuradio] Minimal Hardware to Run Gnuradio on?
From: |
Matt Ettus |
Subject: |
Re: [Discuss-gnuradio] Minimal Hardware to Run Gnuradio on? |
Date: |
Thu, 16 Dec 2004 09:28:15 -0800 |
User-agent: |
Internet Messaging Program (IMP) 4.0-cvs |
> I notice on the Wiki that the conjecture about the bandwidth of
> the USB2 has changed to an assurtion (vis-a-vis hdtv.) That was
> neat to see, but it left me with a question (which I hate to spam
> the Wiki with.) Is it the case that the USB2 bandwidth is
> sufficient for 1/1, but the overhead of related CPU-side
> processing brings the ratio down?
That is correct. The USRP is fast enough to handle HDTV in real time, but the
PC is not (yet). I suspect that with a little bit of tuning, and some offload
to the USRP FPGA, that it could be done.
BTW, Eric and I are in Utah right now demonstrating the USRP for an NSF crowd.
Matt
Re: [Discuss-gnuradio] Minimal Hardware to Run Gnuradio on?, John Gilmore, 2004/12/20