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sin102
- 用MATLAB编写的一个多频正弦信号的AR模型功率谱估计程序 用的是LEVISION算法 阶数判定使用的是最优算法 并与库函数进行对比-MATLAB prepared a multi-frequency sinusoidal signals in the AR model power spectrum estimation procedures using the electron ISION algorithm order determined using the optimal algori
DSP_BUILDER_DESIGN
- DSP Builder设计初步,介绍Matlab/DSP Builder及其设计流程,正弦信号发生器完整的设计过程,以及使用Matlab、quartusII\\modelsim详细的仿真过程。
使用matlab对正弦信号采样
- 使用matlab对正弦信号采样 以及对其进行DFT变换,Matlab sinusoidal signal on the use of sampling, as well as its DFT transform
esprit.rar
- 用esprit算法估计复正弦加白噪声的信号频率,f给出正弦信号的频率估计值,Esprit algorithm with an estimated increase in complex white noise sinusoidal signal frequency, f the frequency of sinusoidal signal given the estimated value of
Matlab-FinishedOne
- 针对夹杂有白噪声的正弦信号的功率谱估计仿真-Mixed with white noise for sinusoidal signal simulation of the power spectrum estimation
zishiyin
- 1.设计自适应信号分离器,用以从白噪声中提取周期信号。其中选取正弦信号s=sin(2*pi*t/10)为周期信号,宽带噪声信号为高斯白噪声,设置参考通道延迟为50。 2.宽带信号中的窄带干扰抑制实际上是自适应信号分离的一种应用,借助自适应信号分离器可以方便的实现窄带干扰的对消。-1. Design of adaptive signal separator, used to extract from the white noise periodic signal. The extraction
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)
dqtransform
- 对频率、幅值可变的正弦信号进行dq变换的Matlab仿真-Variable-amplitude variable- frequency sinusoidal signals dq transformation
De-impulsenoise
- 在一段音频信号中加入了随机噪声,用matlab编程实现去噪!-This File shows an example for denoising via hard thresholding of Fourier coefficients.
Canon
- matlab模仿的卡农音频信号,通过正弦信号和余弦信号来处理,可以看到matlab处理音频信号的强大功能-Matlab imitation XLR audio signal by the sine signal and cosine signal processing, you can see a strong function of matlab to process audio signals
aa
- 用matlab对正弦信号进行不同采样频率的采样分析,并画出图形;matlab卷积源程序-The sampling and analysis of the sinusoidal signals of different sampling frequencies
U_PCM_matlab
- 产生一个正弦信号,用均匀PCM方法分别用8电平和16电平做量化,在同一坐标轴画出原信号和已量化信号,比较两种情况下的SQNR-the matlab source code of U_pcm
test2
- 使用FPGA产生正弦波形,需先通过matlab产生一组正弦信号:a=1:1:1023 b=127*cos((1/512)*pi*a)+128 b=round(b’) 将生成的1024个在1~255之间的数存入ROM之中。-Using the FPGA to generate the sine waveform, the need to produce a set of sinusoidal signals through matlab: a = 1:1:1023 b = 12
BasicWave
- Matlab常用信号产生函数演示实例:编写一个M文件,依次产生均匀分布的随机序列、高斯白噪声随机序列、方波信号序列、三角波信号序列、正弦波信号序列,以及信噪比SNR为10dB的加性高斯白噪声正弦信号。-Matlab commonly used signal generating function demo examples: write a M file, in turn generating uniformly distributed random sequences, Gauss white
fft_sin
- 适合matlab及信号处理初学者的程序,主要功能产生正弦信号,并做fft处理等-Suitable for beginners matlab and signal processing procedures, the main function generates a sinusoidal signal, and do fft processing, etc.
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
sr-matlab
- 正弦周期信号的随机共振,不同于以往微弱信号检测中的抑制噪声,随机共振能通过噪声加强信号传输能力- We present the numerical method to solve the bistable SR model based on Runge-Kutta algorithm, and propose a new kind of approach for detecting weak signal, which can effectively detect both period a
提取周期信号
- 用于信号的周期成分提取,使用的最小二乘方法,拟合出一个单频的正弦信号。(For the extraction of periodic components of signals, the least square method is used to fit a sinusoidal signal of a single frequency.)
3
- matlab自编 DA转换程序 正弦信号仿真(Sine signal simulation of DA conversion program compiled by MATLAB)
模极大值
- 用于实现小波变换模极大值去噪,信号为正弦信号添加高斯白噪声(It is used to denoise the modulus maximum of wavelet transform, and the signal is sinusoidal signal, adding Gauss white noise.)