中文说明：是信号处理的基础，正确率可以达到98％，基于人工神经网络的常用数字信号调制，基于chebyshev的水声信号分析，是本科毕设的题目，对HARQ系统的吞吐量分析。
English Description：
Is the basis of signal processing, with an accuracy rate can reach 98%, commonly used digital signals modulation based on artificial neural network and analysis of underwater acoustic signals based on Chebyshev, established undergraduate topics for HARQ throughput analysis system.