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Re: [Discuss-gnuradio] SSB Phasing - working at last.
From: |
Daniel O'Connor |
Subject: |
Re: [Discuss-gnuradio] SSB Phasing - working at last. |
Date: |
Sun, 27 Feb 2005 11:22:53 +1030 |
User-agent: |
KMail/1.7.92 |
On Sun, 27 Feb 2005 05:04, Eric Blossom wrote:
> On Sun, Feb 27, 2005 at 01:26:57AM +1030, Daniel O'Connor wrote:
> > On Sun, 27 Feb 2005 00:40, Ramakrishnan Muthukrishnan wrote:
> >
> > You'd need to buffer enough samples to get your delay. ie you don't care
> > about time as such, just think of it in samples :)
>
> You'd be depending on unspecified and HIGHLY subject-to-change
> implementation details. If you are counting on a delay and a parallel
> filter to stay in phase, they need to be implemented in the same C++
> block. We don't make any guarantees about the amount of buffering
> between blocks and whether it stays constant over time.
>
> Is this a scary enough disclaimer?
Ahh right, I didn't realise the buffering between blocks was allowed to
change..
--
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
-- Andrew Tanenbaum
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