In OFDM and OFDMA PHY layers, the DC subcarrier is the subcarrier whose frequency is equal to the RF centre frequency of the transmitting station . It corresponds to frequency zero (Direct Current) if the FFT signal is not modulated.
In OFDM and OFDMA PHY layers, the DC subcarrier is the subcarrier whose frequency is equal to the RF centre frequency of the transmitting station . It corresponds to frequency zero (Direct Current) if the FFT signal is not modulated.