MATLAB Implementation of OFDM Simulation with Complete Source Code

This OFDM simulation program provides comprehensive MATLAB implementation for wireless communication systems. The code includes essential components such as system parameter initialization, Fast Fourier Transform (FFT) and Inverse FFT (IFFT) operations for orthogonal subcarrier generation, and complete modulation/demodulation modules supporting various schemes like QPSK and 16-QAM. The implementation demonstrates key OFDM techniques including cyclic prefix insertion for mitigating multipath interference and pilot symbol integration for channel estimation. Researchers can easily modify parameters like subcarrier count, modulation scheme, and channel conditions to perform diverse simulation experiments. The well-structured code serves as an excellent educational tool for understanding OFDM principles and as a research platform for developing advanced communication algorithms. Accompanying documentation and examples illustrate practical applications, making it suitable for both beginners learning digital communication fundamentals and professionals working on 5G/6G wireless technologies. The simulation framework effectively demonstrates real-world OFDM implementation challenges and solutions, providing hands-on experience with signal processing techniques critical to modern wireless standards.