HI SangHyuk,
as Martin explained, you're using the old blocks (which are still
contained in the modern GNU Radio).
It's very hard to help you with that.
Please use the new blocks, as you'll find them in the
gnuradio/digital/ofdm example rx_ofdm.grc.
Also, your question is still unclear; the
Hi,
I have tried to get better performance(throughput & error rate) in OFDM
packet transceiver.
I tested TxRx experiments in variety environments (modulation, frequency,
bandwidth, fft_length, occupied_carriers, gain level, packet size and etc.)
As a result, I got a poor performance and I found
