MATLAB SIMULINK实现FM调制解调仿真——信号分析处理课程设计
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In this paper, the process of frequency modulation (FM) and demodulation using MATLAB SIMULINK is thoroughly explained and demonstrated. The simulation of communication systems involves the generation of electrical signals from analog sources carrying information, which are then modulated to shift the low-pass spectrum to the carrier frequency to adapt to the channel, and finally demodulated to restore the electrical signals. The study utilized the frequency modulation method to generate the modulated and demodulated signals, with a focus on learning and utilizing the SIMULINK toolbox and leveraging its templates, coupled with a solid understanding of communication principles.
The study started by using a simple sine wave signal generator as the signal source to simulate the principles of FM modulation and demodulation. The key concepts of modulation/demodulation, FM, MATLAB, and SIMULINK were addressed throughout the study, culminating in the design and simulation of FM signals using SIMULINK.
This comprehensive project serves as an essential hands-on learning experience in the field of signal analysis and processing. The application of MATLAB SIMULINK in understanding and implementing FM modulation and demodulation contributes to a deep understanding of communication systems and their practical applications. The project also provides a practical demonstration of the theoretical principles learned in the "Signal Analysis and Processing" course at Wuhan University of Technology.
Overall, the study serves as a valuable resource for students and professionals seeking to understand the intricacies of FM modulation and demodulation, as well as the practical application of MATLAB SIMULINK in simulating and analyzing communication systems. The step-by-step explanation and demonstration of the process make it an accessible and informative guide for anyone interested in this subject.
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