Ok, thank you ;) 2014-11-10 12:26 GMT+01:00 Marcus Müller <marcus.muel...@ettus.com>:
> Hi Carlos, > > this might get a little too theoretical to discuss it on the mailing list, > thus I'd like to point you at the Readme [1] file referenced by the doxygen > page, as I think it explains mu as fractional delay quite nicely. > The readme also references the book where the idea of the MMSE > interpolator will be explained in more detail. > > Best regards, > Marcus > > [1] > https://github.com/gnuradio/gnuradio/blob/v3.6.5/gnuradio-core/src/gen_interpolator_taps/README > On 11/10/2014 09:20 AM, Carlos Alberto Ruiz Naranjo wrote: > > What is the exact meaning of the parameter > mu?http://gnuradio.org/doc/doxygen-3.6/classgr_1_1filter_1_1mmse__fir__interpolator__ff.html > I do not understand it :S > > 2014-11-07 12:25 GMT+01:00 Marcus Müller <mar...@hostalia.de> > <mar...@hostalia.de>: > > > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Hi Daniel, > > because both introduce delays and the delay of one of these is 2 > samples longer. > > Greetings, > Marcus > > > On 07.11.2014 10:07, Daniel Batista wrote: > > Hi > > I derive the output of a signal, both to an Interpolating FIR > filter and Rational Resampler (in parallel) and then I connect them > to a Time Sink (with 2 inputs). I use the same interpolation factor > for both blocks (interpolation = 4). I also use in taps the same > rcc filter. In Time Sink plot I observe a time delay in these 2 > signals. Does anyone know why this happens? > > Thank you Daniel > > > > _______________________________________________ Discuss-gnuradio > mailing list > Discuss-gnuradio@gnu.orghttps://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1 > > iQEcBAEBAgAGBQJUXKwNAAoJEAFxB7BbsDrLRXAH+wY+eHL7NaeJ3zGU4Dg438nc > zWwCf9zeOATF23UfQ3aSSmW3ZAder5nHcSdQAIGKjAMCjmPCKS1n3fBk17766Q+T > BlJUtXGdQnXBBg2bM87nlHdVZ30mfoMBCYoDN1gWp1GV9TTkDPB99epgC/JOQwaq > O0dSKun6ysIwg7MJnXYG6rf2bhc28C/cZ/mGazAPA04or4tDHXx9IIX8QTQXJppi > wfR5RJYB1u4kLYc/DZVzqW+TgqzhUlgRmMDlPPGr10SANacQpRzCzFbZaRm8uaiE > nfwFIyDQC7r7JlDs8+U8bTpqcfC/aAKFoZ/G1E6FVnvpcKOsembBATzQfdbt3Fo= > =aRAd > -----END PGP SIGNATURE----- > > _______________________________________________ > Discuss-gnuradio mailing > listDiscuss-gnuradio@gnu.orghttps://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > > _______________________________________________ > Discuss-gnuradio mailing > listDiscuss-gnuradio@gnu.orghttps://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > >
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