Explore MATLAB source code curated for "线性调频信号" with clean implementations, documentation, and examples.
(1) Analyze amplitude and phase error characteristics post-matched filtering through signal processing algorithms and visualization techniques; (2) Evaluate main lobe width and sidelobe levels using numerical computation and spectral analysis methods with code implementation
Three-Dimensional Ambiguity Function Plot for Radar Linear Frequency Modulated (LFM) Signals
Implementation of linear frequency modulation signal generation with algorithmic explanation
Simulation of linear frequency modulated (LFM) signals using matched filtering for pulse compression, with analysis of first-order, second-order, third-order, fourth-order, and random phase error impacts on signal processing performance.
Analysis of amplitude-frequency characteristics in LFM signals, pulse compression processing techniques, post-compression bandwidth evaluation, and performance metrics including peak sidelobe ratio and integrated sidelobe ratio measurement.
The Linear Frequency Modulated (LFM) signal, as a typical non-stationary signal with large time-bandwidth product, is widely used in various information systems. From electronic warfare and electronic countermeasures perspectives, LFM signals are commonly employed to resolve the contradiction between operating range and range resolution while enhancing signal concealment. The detection and parameter estimation of LFM signals have become key research focuses in electronic warfare. This MATLAB implementation utilizes Fractional Fourier Transform (FRFT) for accurate LFM parameter estimation, featuring complete code examples with operational results demonstrating effective signal processing capabilities.
MATLAB implementation for generating combined binary phase coded and linear frequency modulated signals, including visualization methods for ambiguity functions and spectral analysis with code-based algorithm explanations
The modulate function provides a straightforward and efficient method for generating linear frequency modulated (LFM) signals, making signal synthesis accessible for various applications
MATLAB-based implementation of chirp signal generation, spectral analysis, and simulation of ambiguity function and autocorrelation under specific radar parameters.
Source code for linear chirp signal spectrum analysis and matched filtering techniques with comprehensive signal processing theory explanations