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Re: [Discuss-gnuradio] Channel Sounding @ 5 GHz
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From: |
Johnathan Corgan |
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Subject: |
Re: [Discuss-gnuradio] Channel Sounding @ 5 GHz |
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Date: |
Mon, 13 Jul 2009 10:30:28 -0700 |
On Mon, Jul 13, 2009 at 10:17, Jordan J Riggs<address@hidden> wrote:
> I've been using a Costas loop for synchronization, which more or less
> eliminates the imaginary part of the correlation. Is this how you would do
> things?
The Costas loop will compensate for carrier frequency/phase offset,
but will not compensate for timing offset. For the latter, you will
also need to implement a coarse and fine synchronization loop, using
something like an early/prompt/late correlator and NCO-based PN code
generator.
Johnathan