Simulation Source Code for M-QAM with Arbitrary Modulation Orders
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Resource Overview
MATLAB-based simulation source code for M-QAM with arbitrary modulation orders (2, 4, 8, 16, ...), featuring constellation generation, signal modulation/demodulation, and error rate analysis implementations
Detailed Documentation
This MATLAB simulation source code supports M-QAM modulation with various orders including 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, and beyond. The implementation features a flexible constellation mapper that automatically generates optimal Gray-coded symbol arrangements for any valid M value. Key functions include modulation/demodulation routines with built-in AWGN channel simulation, BER/SER calculation modules, and constellation visualization tools. The code utilizes mathematical operations for symbol energy normalization and incorporates digital signal processing techniques for baseband signal generation. This comprehensive toolkit enables researchers to simulate, analyze, and compare M-QAM system performance across different modulation orders and signal-to-noise ratio conditions.
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