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Re: [Discuss-gnuradio] Re: FSK now (really) working at 100kbit/sec

From: Eric Blossom
Subject: Re: [Discuss-gnuradio] Re: FSK now (really) working at 100kbit/sec
Date: Tue, 1 Mar 2005 14:34:21 -0800
User-agent: Mutt/1.5.6i

On Tue, Mar 01, 2005 at 10:53:10PM +0100, Stephane Fillod wrote:
> On Mon, Feb 28, 2005 at 03:59:00AM -0800, Eric Blossom wrote:
> > The primary bottleneck is in the rx path and is in the generic (C++)
> > implemenation of gr_fir_ccf.   We could use a SIMD version
> > of this filter primitive (and/or a smarter demod implementation).
> gr_fir_ccf with SIMD is an easy one. Basically, it's like a FCC
> but with input and taps swapped at the dotprod level. IOW, the SIMD
> assembly is written already, and we just need the API glue and qa stuff.
> If nobody does it, I'll look at it once I get the usrp going on
> win32..


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