搜索资源列表
pinpu2
- 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，FFT实践及频谱分析-Matlab generated by sine wave, square wave, and the white noise signal, and display their time-domain waveform, FFT spectrum analysis of practice and
wave
- 这是一个对用户音频信号进行FFT频谱分析的程序 他可以显示多种形式的信号EQ PEAK SPECTRUM-This is a user audio signal spectrum analysis program can display multiple forms of the signal EQ The PEAK of SPECTRUM
spektrum
- rect3.pro是idl拟真的3种不同长度的矩形波以及对应的频谱用以检测时长乘以带宽等于固定值，spect_test.pro是拟真不同的窗口函数以及对应的频谱-idl immersive rect3.pro is the three kinds of different lengths, as well as the rectangular-wave spectrum for the detection of the corresponding length of time equal to
wavemodel
- ittc标准海浪谱的matlab实现，对工程人员作干扰仿真特别有用。-wave spectrum of ittc s standard matlab realization.it is particularly useful for the project staff.
ReadWaveFile_20090612
- wave波形文件读取，并通过FFT运算后图形显示频谱。-read .wav file and dispaly spectrum.
www
- 使用维纳分布进行瞬时频率估计用来校正电离层非线性相位污染带来的频带展宽-High-frequency (HF) sky-wave radar signals propagate to and from the target by means of the ionosphere. The difficulty in obtaining very narrow beamwidths at HF, and the long ranges involved, mean that the
fourier_series_plot
- Descr iption: This M-file plots the truncated Fourier Series representation of a square wave as well as its amplitude and phase spectrum.- Descr iption: This M-file plots the truncated Fourier Series representation of a squa
97288411wav
- Wave声音波形的绘制和播放，有频谱分析，-Wave audio waveform drawing and play, there are spectrum analysis,
SignalSpectrumAnalysis
- 信号频谱分析 1. 观测已知方波信号、正弦波信号的频谱 分析频率为4KHz、8KHz的占空比为50 的方波信号、正弦波信号的频谱。记录所得频谱图。 2. 观测实时模拟信号（语音）的频谱 用音频设备采集一段语音，将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的，应把它分段分析，而且实际运用中的数字信号处理的FFT的点数是有限的，一般只能达到千点。用傅里叶反变换IFFT，从频域恢复信号。画出频谱图和语音波形图-Signal spectrum analysis
FrequencyDomainAnalysisOfTheSystem
- 信号频谱分析 1. 观测已知方波信号、正弦波信号的频谱 分析频率为4KHz、8KHz的占空比为50 的方波信号、正弦波信号的频谱。记录所得频谱图。 观测实时模拟信号（语音）的频谱 用音频设备采集一段语音，将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的，应把它分段分析，而且实际运用中的数字信号处理的FFT的点数是有限的，一般只能达到千点。用傅里叶反变换IFFT，从频域恢复信号。画出频谱图和语音波形图-Signal spectrum analysis 1.
wave
- 基于cvi的波形和频谱发生虚拟仪器，使用C语言即可。-Cvi-based waveform and spectrum to have virtual machines, you can use the C language.
Lab0503-FFT
- DSP下FFT算法的实现，即时分析所给波形的频谱。很好用！-Under the DSP FFT algorithm, real-time analysis to the wave spectrum. Good use!
GPS
- 利用Matlab生成GPS C/A 码的基带信号。 （1）产生卫星PRN 号码为“5”的一组C/A 码； （2）循环生成25 页的导航数据，GPS 时间可填入一固定的已知数值； （3）生成C/A 码扩频信号，每个C/A 码码片给出4 个采样数据； （4）基带信号采用方波信号，电平为0 和1，占空比为50 ％，不加入噪声，进一步生成某个特定的中频信号。-Matlab generated using GPS C/A code base band signal. (1)
15
- 波浪谱的计算，主要是波浪力的一种计算方法，通过谱的计算可以间接计算波浪力-The calculation of the wave spectrum, wave force is a major method of calculating spectrum can be calculated by an indirect calculation of wave forces. . . . . . . . . .
search_k_peak
- 峰值搜索的算法,可对法来波方向进行估计中的谱峰提取的一种方法-Peak search algorithm, the direction of the method to estimate the wave spectrum peak extraction method
2D-Wave-equation-Model-forwarding--by-the-method-
- 2D Wave equation Model forwarding by the method of pesudo-spectrum.-2D Wave equation Model forwarding by the method of pesudo-spectrum.
Scrosspectrum
- Subroutine for continuous cross spectrum analysis of two one-dimensional series x(i) and y(i) (i=1,...,n). Input parameters and arrays: n,m, x(n), y(n), n: number of data m: biggest lag time length. Generally, m is between n/3 and n/10.
ECG
- 心电信号分析 （1）设计滤波器，实现对心电信号的噪声抑制和基线纠漂。 （2）时域分析：R波检测算法与实现. （3）功率谱分析：对消噪后的信号进行功率谱分析。要求计算信号的功率谱，功率谱峰值，峰值频率。 -ECG Analysis (1) design filters to achieve noise suppression of ECG and baseline drift correction. (2) time-domain analysis: R-wave detectio
spectrum
- 无界域上半线性强阻尼波动方程的全离散有理谱逼近-Unbounded domains semilinear strongly damped wave equations fully discrete approximation of rational spectrum
wave
- 经过小波变换的图像具有频谱划、方向选择、多分辨率分析和天然塔式数据结构特点。基于小波变换这些特性，讨论了MATLAB语言环境下图像压缩，图像去噪，图像融合，图像分解，图像增强的基本方法。-After wavelet transform spectrum delimits, image has direction choosing, multi-resolution analysis and natural tower structure characteristics data. Based o