QPSK Modulation and Demodulation System Using Phase-Locked Loop
A QPSK modulation and demodulation implementation featuring PLL-based carrier recovery, with constellation diagram output for signal analysis
QPSK Modulation and Demodulation: Bit Error Rate and Symbol Error Rate
Analysis of QPSK modulation and demodulation with coherent detection, where bitber represents the Bit Error Rate and symber indicates the Symbol Error Rate, including implementation approaches for error calculation
QPSK Modulation and Demodulation MATLAB Program
This is a MATLAB-based implementation of QPSK modulation and demodulation I developed, featuring detailed code explanations and algorithmic insights.
QPSK Modulation and Demodulation Generation Program
MATLAB implementation of QPSK modulation and demodulation generation, featuring signal generation and demodulation capabilities with algorithm explanations
Simulation of QPSK Modulation and Demodulation
A comprehensive QPSK modulation and demodulation simulation program featuring baseband input waveforms with power spectral density analysis, QPSK modulated signals and their spectral characteristics, AWGN channel outputs with spectral analysis, signal constellation diagrams before and after Rayleigh channel transmission, bit error rate performance under both AWGN and Rayleigh fading channel conditions with theoretical AWGN performance curves, all presented using consistent coordinate scaling for comparative analysis.
Simulation Design of MIMO-OFDM Communication System with Space-Time Block Coding
A comprehensive simulation framework for MIMO-OFDM communication systems implementing Space-Time Block Coding, featuring QPSK modulation/demodulation, IFFT modulation, space-time encoding/decoding algorithms, and training symbol-based channel estimation modules with detailed MATLAB implementation approaches.