Explore MATLAB source code curated for "通信系统" with clean implementations, documentation, and examples.
Source code implementation of multi-level digital phase modulation commonly used in communication systems, integrated with OFDM framework including cyclic prefix (CP) and pilot sequences for channel estimation applications in OFDM-based systems.
Implementing timing synchronization using early-late gate technique for communication system simulation, including algorithm workflow and MATLAB/Python implementation considerations
Simulation of multi-antenna selection techniques in communication systems using MATLAB, generating signal-to-noise ratio (SNR) vs bit error rate (BER) performance curves with implementation insights on antenna selection algorithms.
The theoretical bit error rate (BER) for BPSK communication systems over additive white Gaussian noise (AWGN) channels can be calculated using either Q(sqrt(2*Eb/N0)) or 0.5*erfc(sqrt(Eb/N0)), where Eb represents bit energy and N0 denotes noise power spectral density.
Simulation of a single-user ultra-wideband communication system based on linear frequency modulation (chirp) signals
A comprehensive study on space-time mobile channel estimation in DS-CDMA communication systems, originally published in IEE PROCEEDING OF COMMUNICATION, featuring enhanced algorithm descriptions and implementation approaches.
Implementation of channel coding techniques including 1/4 TPC coding, 1/2 LDPC coding, 1/2 tail-biting convolutional coding, 1/3 tail-biting convolutional coding, and 1/4 tail-biting convolutional coding with practical code implementation details.
Application Context: This code generates Pulse Amplitude Modulation (PAM) for communication systems in MATLAB. It demonstrates how to multiply PAM signals with sinusoidal pulse trains. Key Technologies: If submitting source code for the first time, prioritize code submission to avoid duplicate or similar uploads on search platforms. Select "Other" if your programming language isn't listed.
OFDM Communication System Simulation with comprehensive modeling including channel characteristics, modulation/demodulation techniques, SNR calculation, and power allocation strategies (package includes 50 source code programs)
This repository provides comprehensive MATLAB source code for complete LDPC (Low-Density Parity-Check) encoding and decoding operations. The implementation is highly suitable for communication system simulations and offers convenient integration capabilities with built-in parameter configuration and performance analysis functions.