Multi-carrier Modulation

OFDM BER simulation in AWGN — cyclic-prefixed MPSK and MQAM

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OFDM study path — 5 lessons (same on every page in this series) 1. Introduction → 2. Orthogonality → 3. IFFT modem → 4. Cyclic prefix → 5. BER in AWGN (you are here) Tools: OFDM CP overhead calculator · Eb/N0 ↔ SNR converter  In one sentence: Wire a discrete-time CP-OFDM chain (mapper → … Read more

Introduction to OFDM — multicarrier idea, FDM vs OFDM, and the five-lesson path

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OFDM study path — 5 lessons (same on every page in this series) 1. Introduction (you are here) → 2. Orthogonality → 3. IFFT modem → 4. Cyclic prefix → 5. BER in AWGN Tools: OFDM CP overhead calculator · Eb/N0 ↔ SNR converter In one sentence: OFDM shares bandwidth among many tightly spaced carriers … Read more