[Discuss-gnuradio] OFDM and FEC combined

2015-08-10 Thread Davi Brilhante
I am working with the OFDM and FEC blocks combined in the same flowgraph, but this configuration led to some issues and I am not being able to sort this out. I am using the OFDM Transmitter and Receiver Hier Blocks and FEC Encoder and Decoder, but I already used "FEC Extended Decoder/Encoder" with

Re: [Discuss-gnuradio] OFDM and FEC

2014-11-19 Thread Tom Rondeau
On Tue, Nov 18, 2014 at 8:44 AM, Martin Braun wrote: > Oh wow, I wanted to answer this a while back. Guess I didn't. > > First, have you checked out gr-mac? It looks like you're duplicating > those efforts. I know that someone (might have been Tom) has done this > (OFDM + FEC). > > One thing I've

Re: [Discuss-gnuradio] OFDM and FEC

2014-11-18 Thread Martin Braun
Oh wow, I wanted to answer this a while back. Guess I didn't. First, have you checked out gr-mac? It looks like you're duplicating those efforts. I know that someone (might have been Tom) has done this (OFDM + FEC). One thing I've noticed is that you do FEC->CRC on tx, and FRC->CRC on rx. You mig

[Discuss-gnuradio] OFDM and FEC

2014-11-11 Thread Iain Young, G7III
Hi Folks, I am attempting to get some FEC working with my GRC OFDM Transmitter and Receiver, which I created by modifying the example versions. You can see the flowgraphs at: http://hal.g7iii.net/GRC/OFDM/ofdm_rx_fcd.grc - GRC FCD RX Flowgraph http://hal.g7iii.net/GRC/OFDM/ofdm_rx_fcd.grc.png -