1. Introduction2. Characteristics of Multipath FadingChannels3. Principle and History of MCM/OFDM4. OFDM Characteristics5. Pilot-Assisted DFT Window Timing/Frequency Offset Synchronization andSubcarrier Recovery6. Blind Maximum Likelihood-Based Joint DFTWindow Timing/Frequency Offset/ DFTWindow Width Estimation7. Coded OFDM Scheme to Gain FrequencyDiversity Effect8. Applications of OFDM9. Combination of OFDM and CDMA10. Future Research Directions