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Re: [Discuss-gnuradio] OFDM Channel Estimate block ?
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From: |
Tom Rondeau |
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Subject: |
Re: [Discuss-gnuradio] OFDM Channel Estimate block ? |
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Date: |
Mon, 18 Mar 2013 09:35:03 -0400 |
On Mon, Mar 18, 2013 at 9:31 AM, Yingjie Chen <address@hidden> wrote:
> Hi guys,
>
> Thanks in advance. Can anyone tell me where the channel estimate block is in
> ofdm example? I want to extract the channel estimate value H
> I am trying to locate it, but still get lost. I believe that it should be
> after FFT process, is that right?
>
> Best,
> Kay
You will find it in the ofdm_frame_acquisition_impl.cc file in
gr-digital. There's a 'calculate_equalizer' function in there that
produces a 'd_hestimate' variable, which should be what you are
looking for.
Tom