Explore MATLAB source code curated for "信号" with clean implementations, documentation, and examples.
A MATLAB-based cyclostationary spectrum estimation algorithm implementation for parameter estimation of signals exhibiting cyclostationary properties, featuring computational approaches and spectral analysis techniques.
This implementation performs multi-scale discrete wavelet decomposition on 2D signals, featuring proper program execution and visualization of frequency-domain effects at different decomposition levels
A time domain identification approach for experimental modal analysis that extracts modal parameters including natural frequencies, damping ratios, and mode shape coefficients from signal data.
Implementation of MP-based sparse signal decomposition with time-frequency distribution analysis
Performing Continuous Wavelet Transform on signals without directly using MATLAB's cwt function, with algorithmic implementation approaches
This project implements MATLAB simulation for demodulation and FM0 decoding in RFID reader receiver modules. The simulation includes: generating received signals containing tag information, performing coherent demodulation of ASK signals, implementing sampling decision for demodulated signals, and executing FM0 decoding. Simulation results demonstrate successful signal recovery matching the transmitted data, validating the demodulation and decoding algorithms.
Implementation of Minimum Shift Keying (MSK) modulation and demodulation, including signal waveform plots, power spectral density diagrams, and comparative visualizations of modulated signals.
Performing local mean decomposition on signals to obtain a series of physically meaningful PF components through iterative envelope extraction and sifting processes
Performing wavelet packet decomposition on signals and calculating power spectra for each component, including implementation approaches using MATLAB's Wavelet Toolbox functions like wpdec and pwelch for accurate spectral estimation.
Generation of power quality disturbance signals including voltage sags and harmonic distortions, with additional availability of Stockwell Transform (S-Transform) source code for advanced signal analysis