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用matlab中的FFT函数实现了正弦信号
- 用matlab中的FFT函数实现了正弦信号,矩形信号,和白噪声的频谱分析,FFT with matlab function in a sinusoidal signal, the rectangular signal, and white noise spectrum analysis
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
MATLABprograminfft.用Matlab产生正弦波,矩形波
- 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 generated sine wave, rectangular wave, as well as the white noise signal, and display their
VHDL.rar
- 正弦信号发生器具有频率调节功能。采用VHDL编程实现。,Sinusoidal signal generator with a frequency adjustment function. Using VHDL programming.
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
shejibaogao
- 正弦信号发生器电子设计报告,包括部分重要源代码!-Electronic design, including some important source code!
FFT
- 利用FFT估计正弦信号的频率,要估计一个叠加了高斯白噪声的正弦信号 的频率 ,可以通过对x(n)做傅里叶变换,得到频谱图,找出幅度的最大值对应的频率值 ,进行多次变换,求出均方误差 。改变信噪比SNR,通过仿真可以得出随着信噪比增加,均方误差减小。-Sinusoidal signal using FFT frequency estimation, to estimate a Gaussian white noise superimposed on the frequency of sinusoi
levinsonf
- 信号为两个正弦信号加高斯白噪声,用levinson递推法进行功率谱估计。-Signal for two sinusoidal signal plus Gaussian white noise, with levinson recursive power spectrum estimation method.
AD9850_test
- f2812控制ad9850产生正弦信号的主要程序-AD9850 control f2812 generated sinusoidal signal the main program
sine
- 可以应用在C5402上,基于查表的DSP正弦信号发生程序,用c编写,经测试可直接在ccs上运行。-Can be applied to the C5402, the DSP-based sinusoidal signal look-up table programmed with c prepared by the test can be run directly in the ccs.
1-1st-Chapter3
- 正弦信号发生器,正弦波输出范围:1k~10M。频率步进100Hz,用示波器观察无明显失真。-Sinusoidal signal generator, sine wave output range: 1k ~ 10M. Stepped-Frequency 100Hz, with no significant distortion oscilloscope observation.
MySin
- 通过simulink建模实现不同正弦信号的产生,此模型可作为正弦信号发生器。-Simulink modeling through the implementation of different sinusoidal signal generation, this model could serve as a sinusoidal signal generator.
save
- MySave产生一个指定幅值和频率的正弦信号,并将产生正弦信号的数据写入数据文件MySin.txt.-save data to a direct path
burgf
- 信号为两个正弦信号加高斯白噪声,用burg递推法对其进行功率谱估计,效果不错。-Signal for two sinusoidal signal plus Gaussian white noise, the recursive method burg its power spectrum estimation, good results.
zhengxuanxinhao
- 这是一个正弦信号发生器得总程序,是用51单片机实现的,控制ad9852,-This is a sinusoidal signal generator was the total program, is 51 single-chip microcomputer, the control of ad9852,
Sinusoidalsignalisgenerated
- 生成正弦信号生成三角波信号一维小波分解重构第1-7层逼近系数-Sinusoidal signal is generated triangular wave signal is generated one-dimensional wavelet reconstruction of the first level approximation coefficient of 1-7
X28xx_sourcecode
- word文档内有九个例子源程序: 例1、初始化锁相环及外设时钟函数 例2、.cmd格式文件举例 例3、定时器中断应用举例 例4、利用事件管理器输出多种频率的正弦信号输出例程 例5、SPI和DAC TLV 5617接口例程 例6、CAN总线消息发送例程 例7、使用FIFO缓冲发送数据 例8、使用FIFO缓冲接收数据 例9、ADC应用举例 -this word document includes nine examples of source
ex2sin
- DSP系统学习资料 DSP技术及应用(陈金鹰)书中正弦信号源码-DSP systems DSP technology, learning materials and applications (Chen Golden Eagle) sinusoidal signal source book
DDS
- 这是一个任意频率的正弦信号发生器,具有可改变输出信号频率,输出信号相位,任意转换输出信号类型(正弦、余弦、锯齿波、方波),屏幕可分别显示用户设定的信号频率与输出信号检测频率。-This is an arbitrary frequency sinusoidal signal generator, with can change the output signal frequency, the output signal phase, arbitrary conversion output sign
产生正弦信号
- 产生正弦信号并使用LCD显示。。。。。。。。。。(Generating sinusoidal signal)