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PSWF_numerical
- 用特征值分解法获得长椭球波脉冲，并得到时域脉冲和功率谱。-using eigenvalue decomposition ellipsoid with long-wave pulse, and with time domain pulse and the power spectrum.
ARPUFENXIYUZISHIYINGZHENGQIANGQI
- 构造一组输入为白噪声加三个频率非常接近的正弦波，其信噪比为10dB，观测长度为256。试分别用普通AR谱估计和采用功率噪声抵消算法的AR谱估计估计这组信号的频率，并比较结果。-constructed a group of white noise input plus three very close to the frequency sine wave, the signal-to-noise ratio of 10dB. Observing length of 256. Were used t
FFT
- 对文本文档内的数据进行傅里叶变换，得到波形 -频谱图，相位图的对话框界面-For text document data within the Fourier Transform, the wave- frequency spectrum, phase diagram of the dialog box interface
wave-test
- 通过串口读取数据波特率115200，数据长度32K.显示数据波形与频谱-Via a serial port to read data, display data waveform and spectrum
phase-analysis
- 这是个频谱分析仪，可以实现正弦波，方波，三角波的频谱分析，界面简单易懂，适合初学者学习。-This is a spectrum analyzer, you can achieve sine wave, square wave spectrum, triangle wave analysis, easy to understand interface, suitable for beginners to learn.