Question: Simulate a downlink LTE system transmitter for two users using OFDMA ( Orthogonal Frequency Division Multiple Access ) in an AWGN channel. Set the OFDMA

Simulate a downlink LTE system transmitter for two users using OFDMA (Orthogonal Frequency Division Multiple Access) in an AWGN channel. Set the OFDMA system parameters based on a simplified LTE downlink: Number of subcarriers: 128 Subcarrier spacing: 15 kHz Symbol duration (including cyclic prefix): approximately 1/(15 kHz)

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