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IIRditonglvboqi
- 正弦信号叠加高斯白噪声，通过IIR低通滤波器，并画出时域和频域上的波形频谱图-Sinusoidal signal superimposed Gaussian white noise through the IIR low-pass filter, and draw on the time domain and frequency domain waveform spectrum
SINEFFTTr.rar
- 用c++Builder编写的一个显示正弦波信号和傅立叶变换后的频谱波形工程,c++Builder FFT SIN
design
- 产生不同频率、不同幅度的两种正弦波信号 对两个信号进行叠加并做频谱分析 还原原来两个信号（LPF)-Produce different frequency, the two sine wave signals of different magnitudes of the two signals are superimposed and do spectral analysis to restore the original two signals (LPF)
ex5
- FIR 及 IIR低通滤波器的设计以及 正弦信号滤波前后的频谱分析 （不同窗函数截断）-FIR and IIR filter design and low-pass filter before and after sinusoidal signal spectrum analysis (different window function truncated)
zhengxianbolvbo
- 将一个正弦信号加入到高通滤波器中进行滤波，并观察滤波前后的波形和频谱分析-FIR digital filter
systems_and_siganls
- 几个正弦信号叠加，在做频谱分析，设计滤波器得到某一个频率的正弦信号-Superposition of several sinusoidal signals, spectral analysis in the design of a filter to a frequency of sinusoidal signal
FFT
- 求取正弦信号的幅频谱图、均方根谱、功率谱、对数谱等-To strike the amplitude of the sinusoidal signal frequency spectrum, the rms spectrum, power spectrum, the number of spectral
shuzishiyan
- 研究生课程， 数字信号处理实验，噪声中正弦信号的现代法频谱分析-Graduate courses, digital signal processing experiments, sinusoidal signal in noise spectrum analysis of the modern law
shiyan04
- 4. 产生一个淹没在噪声中的信号，分析确定采样频率及数据分析长度，计算并绘出信号的频谱，指出50Hz和120Hz的正弦分量以及噪声分量-(4) generating a signal buried in noise, analysis to determine the sampling frequency and the length of the data analysis, calculate and plot the signal spectrum, noting that the sin
distortiontest
- 正弦信号加载2 的白噪声后的功率频谱图以及加载后的失真度计算-Sinusoidal signal loading of 2 white noise power spectrum and the calculated distortion after loading
FFT
- 1．用Matlab产生正弦波,矩形波,以及白噪声信号，并显示各自时域波形图 2．进行FFT变换，显示各自频谱图，其中采样率，频率、数据长度自选 3．做出上述三种信号的均方根图谱,功率图谱,以及对数均方根图谱 4．用IFFT傅立叶反变换恢复信号，并显示恢复的正弦信号时域波形图-1. Produce sine wave, square wave, and the white noise signal with Matlab, and their time-domain waveform
mat-sin
- 产生一个频率为10hz，功率为1的正弦信号，应用matlab编程绘制信号频谱-Generating a frequency of 10hz, power of a sinusoidal signal, the signal spectrum drawing application programming matlab
FFT-demo
- 1．用Matlab产生正弦波,矩形波,以及白噪声信号，并显示各自时域波形图 2．进行FFT变换，显示各自频谱图，其中采样率，频率、数据长度自选 3．做出上述三种信号的均方根图谱,功率图谱,以及对数均方根图谱 4．用IFFT傅立叶反变换恢复信号，并显示恢复的正弦信号时域波形图- 1. Using Matlab to generate sine wave, square wave, and the white noise signal and displays each tim
Modern-methods-of-spectrum-analysis
- 噪声中正弦信号的现代法频谱分析，自己写的matlab程序一份，包括现代法谱估计中AR模型的自相关法，Burg法，协方差法，改进的协方差法四种估计算法-Modern methods of spectrum analysis
Analysis--the-problem-of-resolution
- 分析了正弦信号分辨率问题，当采样频率相同时，点数越多，分辨率越高，频谱特性误差越小- Analysis the problem of resolution in a sinusoidal signal.When the sampling frequency is the same, the more points,the higher the resolution,and the error spectral characteristic is smaller.
Frequency-and-dynamic-domain
- 对常见的信号类型，如正弦、ASK、FSK等信号的频谱进行仿真验证，适合数字信号处理专业学生练习理解-For common signal types, such as sine, ASK, FSK and other signal spectrum simulation and verification, suitable for digital signal processing professional students to practice understanding
Nouveau-dossier
- 随机信号处理，滤波及其频谱，高斯信号，正弦信号，带噪声-Random signal processing, filtering and spectrum, Gaussian signal, sine signal with noise
。
- 微弱正弦信号加入强度为1的高斯白噪声并画出频谱图(The weak sinusoidal signal is added to the gaussian white noise and the spectrum is drawn)
虚拟频谱分析仪设计
- 设计的虚拟频谱分析仪由周期性信号发生器、信号幅频/相频特性、频谱分析结果三个子模块组成。信号发生器子模块生成两路模拟输入信号，一路是可调频率、相位和振幅的正弦信号、方波、三角波、锯齿波、白噪声，另一路是指可调频率、相位和振幅的正弦波、方波、三角波、锯齿波、白噪声，最后利用信号合成器把两路信号混合起来作为生成的2路模拟信号(The designed virtual spectrum analyzer consists of three sub modules, which are periodic