guassliezhuyuansu

说明：  在单径瑞利信道中，请设计一种时分的导引辅助的信道估计方法，用Simulink进行仿真，测量BPSK的误码率性能，画出比特信噪比与误码率的关系曲线( in a single path Rayleigh channel, please design a secondary peak guide channel estimation method, the Simulink simulation, BPSK BER performance measurement, signal to noise ratio and bit error rate to draw the relationship between curve)

通过对OFDM信号的CCDF曲线进行分析，得出了联合哈特莱变换和限幅算法降低OFDM信号峰均比的方法确实降低了OFDM信号的PAPR值(through the analysis of CCDF curve of OFDM signal, it is true to reduce the PAPR value of OFDM signal by use the method of the United Hart transform and clipping algorithm for PAPR reduction)

提供了matlab的大量数学试验例子，给工程研究研究人员或者，数学建模的学生提供了很好的教程。(Provided a large number of mathematical tests matlab examples, to the engineering studies or research, mathematical modeling provide students with a good tutorial.)

舰船辐射噪声对舰船隐蔽性的重要性决定了其重要研究意义，提出了一种新的舰船辐射噪声模拟方法(The importance of the concealment of the ship radiated noise of ships determines its important research significance, this paper proposes a new method of ship radiated noise simulation)

说明：  有关于系统呼损率丢包率随新呼叫接入门限的变化规律，用于判定新呼叫的介入指标(Call loss rate on the system packet loss rate with the new call admission threshold variation, used to determine the involvement of the new call indicator)

说明：  基于matlab的子程序，可以进行任意通信信号的升余弦滤波(Subroutine based on matlab, any communication signals can be raised cosine filter)

matlab环境下实现对手写体数字的分类识别(Handwritten Arabia digital numeral recognition)

通过MATLAB读取心电数据。hea,dat,art文件并显示在matlab上面(Read by MATLAB ECG data. the hea, dat, art files and displays the above in matlab)

对采集到的信号进行快速傅里叶变换，可以实现对信号频谱分析(The collected signals fast Fourier transform, spectral analysis of the signal can be achieved.)

this matlab code denoise the pink noise from pcg signal and generate the specogram