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Re: [Discuss-gnuradio] Filter in rational resampler
From: |
Lev Serebryakov |
Subject: |
Re: [Discuss-gnuradio] Filter in rational resampler |
Date: |
Tue, 28 Oct 2014 15:00:16 +0300 |
User-agent: |
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 |
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On 28.10.2014 14:47, Andy Walls wrote:
> Right, or something similar. Basically design_filter() should
> design the narrower of the required anti-image postfilter or
> anti-alias prefilter.
>
> Section 12.6 on page 691 of this book has a nice explanation:
> http://www.ece.rutgers.edu/~orfanidi/intro2sp/
> http://www.ece.rutgers.edu/~orfanidi/intro2sp/orfanidis-i2sp.pdf
>
> I'll submit a bug to the issue tracker.
So, I'm not mad, and understand this problem right (see my message
without answer with subject "rational_resampler vs pfb_arb_resampler
filter design -- why such strange cut frequencies in both cases?"), good.
- --
// Black Lion AKA Lev Serebryakov
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