发送 Resources

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Design of software and hardware components for DQPSK signal transmission and reception system featuring IF=70MHz, information rate=10Mbps, bandpass signal sampling technique, digital quadrature demodulation and modulation. Implementation includes 32-bit NCO frequency resolution and 10-bit phase resolution with adaptive filtering for enhanced performance.

MATLAB 308 views Tagged

This project provides MATLAB modeling for DTMB standard transmission systems, featuring multiple channel models and modulation schemes with flexible switching capabilities. The implementation includes core algorithms for signal processing and configurable parameters for different transmission scenarios.

MATLAB 344 views Tagged

This document provides comprehensive simulation of the complete communication chain, covering modulation, spreading, transmission, reception, despreading, and demodulation processes. The implementation includes generation of random time-varying multipath channels that realistically model signal propagation effects.

MATLAB 226 views Tagged