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Re: [Discuss-gnuradio] ofdm mod error
From: |
Martin Braun |
Subject: |
Re: [Discuss-gnuradio] ofdm mod error |
Date: |
Tue, 18 Aug 2015 09:19:49 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.8.0 |
Patrcia,
try the new OFDM blocks. I suggest starting with the example
ofdm_loopback.grc and working from there to see how things work,
Cheers,
Martin
On 17.08.2015 22:39, Patrcia Wonder wrote:
> Hi! I'm using gnuradio on ZedBoard and was trying a simple OFDM Mod
> system just like in this video
> https://www.youtube.com/watch?v=LZDWfnrxo6c
>
> the flowgraph just looks like this... random source>short to float>ofdm
> mod>throttle>wx gui fft sink
>
> and this comes up...
>
> "Generating: "/home/analog/Documents/top_block.py"
>
> Executing: "/home/analog/Documents/top_block.py"
>
> Fontconfig warning: ignoring C.UTF-8: not a valid language tag
> Using Volk machine: neon_hardfp
> Traceback (most recent call last):
> File "/home/analog/Documents/top_block.py", line 101, in <module>
> tb = top_block()
> File "/home/analog/Documents/top_block.py", line 62, in __init__
> verbose=None,
> File "/usr/lib/python2.7/dist-packages/gnuradio/digital/ofdm.py", line
> 95, in __init__
> constel = psk.psk_constellation(arity)
> File "/usr/lib/python2.7/dist-packages/gnuradio/digital/psk.py", line
> 77, in psk_constellation
> constellation = digital_swig.constellation_psk(points,
> pre_diff_code, m)
> AttributeError: 'module' object has no attribute 'constellation_psk'
>
>>>> Done"
>
> I have no idea what to do next...
>
> THANKS! :)
>