搜索资源列表
Two
- 离散信号处理 1、信号的生成方法 2、频域信号的分析 3、求正弦信号的频率 4、求正弦信号的加入时间 5、滤波器的设计
chengxu3
- 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
Sine-signal-superposition
- 分别画两个频率不同的正弦信号及他们叠加的信号,y1、y2及他们的叠加信号进行采样,进行傅里叶变换,幅频图,频谱图-Videos two sinusoidal signals of different frequencies, and their superimposed signal, Y1, Y2 and their superimposed signal to be sampled, the Fourier transform, amplitude and frequency diagram
The-Fourier-transform
- 将时域信号分解为不同频率的正弦信号或余弦函数叠加之和。连续情况下要求原始信号在一个周期内满足绝对可积条件。-The time-domain signal into different frequency sine or cosine function signal superimposed sum. Required to meet the continuous case the original signal is absolutely integrable conditions in a s
wavelet_frequencydetection
- 利用小波分析将一个给定信号的各频率成分区分开(信号由三个不同频率的正弦波组成)-Using wavelet analysis to distinguish a given signal of different frequency components (signal is composed of three different frequency sine wave)