Re: [Discuss-gnuradio] Deprecated warning in OFDM benchmark_tx.py and benchmark_rx.py examples

[Kurniawan Irianto]

Hi Marcus,

Thank you for your comments. I have tried the other OFDM blocks and it's working. It has better results as well.

Best regards,

Kurniawan

On 24 April 2018 at 18:57, Müller, Marcus (CEL) <address@hidden> wrote:

> My questions are should I worry about this warning and try to use
another blocks?

Yes, and yes!

Use the header_payload_* blocks and the accompanying OFDM
infrastructure as shown in the ofdm_tx / _rx / _loopback.grc examples.

Best regards,
Marcus

On Tue, 2018-04-24 at 13:48 +0200, Kurniawan Irianto wrote:
> Hi,
>
> I was trying sending packets from transmitter to receiver using ofdm examples (benchmark_tx.py and benchmark_rx.py) and I came across warning like these.
>
> in benchmark_tx.py:
>
> The gr::digital::ofdm_mapper_bcv block has been deprecated
> The gr::digital::ofdm_insert_preamble block has been deprecated
>
> and in benchmark_rx.py:
>
> The gr::digital::ofdm_sampler block has been deprecated
> The gr::digital::ofdm_frame_acquisition block has been deprecated
> The gr::digital::ofdm_frame_sync block has been deprecated
>
> I noticed there were a lot of packet losses when I saw the pktno number. My questions are should I worry about this warning and try to use another blocks? Does the deprecated blocks effect the number of packet losses in that examples?
>
> I also realized those codes were very old examples and I am wondering if there is an up to date example regarding the ofdm implementation in gnuradio.
>
> Any comments and suggestions would be nice and helpful.
>
> Thank you,
>
> Kurniawan
>

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