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Re: [Discuss-gnuradio] Comb Filter
From: |
Eric Blossom |
Subject: |
Re: [Discuss-gnuradio] Comb Filter |
Date: |
Tue, 4 Jan 2005 13:11:14 -0800 |
User-agent: |
Mutt/1.5.6i |
On Tue, Jan 04, 2005 at 03:43:17PM -0500, cswiger wrote:
>
> and other pages on the same site. A basic comb filter is pretty easy to
> create:
>
> comb = gr.fir_filter_fff (1, [1, 0, 0, 0, 0, 1])
>
> will give you 5 notches between 0 and sample rate, etc. However I didn't
> see anything specific to ntsc seperation (that I could understand ;).
> I used that with some noise and the fft display and it indeed makes a comb
> filter.
>
> Like Eric said using something like the above might not be fast
> enough for real-time video.
However, it would let you get started without having to write and
debug a new block.
"Premature optimization is the root of all evil" -- C.A.R. Hoare
Eric
- Re: [Discuss-gnuradio] Comb Filter, (continued)
- Re: [Discuss-gnuradio] Comb Filter, Eric Blossom, 2005/01/04
- Re: [Discuss-gnuradio] Comb Filter, Prateek Dayal, 2005/01/04
- Re: [Discuss-gnuradio] Comb Filter, cswiger, 2005/01/04
- Re: [Discuss-gnuradio] Comb Filter, Prateek Dayal, 2005/01/04
- Re: [Discuss-gnuradio] Comb Filter, Eric Blossom, 2005/01/04
- Re: [Discuss-gnuradio] Comb Filter, Daniel O'Connor, 2005/01/04
- Re: [Discuss-gnuradio] Comb Filter, Martin Dvh, 2005/01/04
- Re: [Discuss-gnuradio] Comb Filter, Prateek Dayal, 2005/01/05
- Re: [Discuss-gnuradio] Comb Filter, Martin Dvh, 2005/01/05
- Re: [Discuss-gnuradio] Comb Filter, Dave Dodge, 2005/01/05
- Re: [Discuss-gnuradio] Comb Filter,
Eric Blossom <=