-
DFT
信号与系统试验报告
离散傅立叶变换(DFT)和频谱分析
一、实验内容
1、实验题目
(1)编写DFT、IDFT程序,并验证其正确性(提示:可利用冲激函数进行验证)。
(2)计算信号f(t)=e-at2sin(2∏ft)的离散傅立叶变换(DFT),求其振幅谱,相位谱、振幅最大值对应的频谱(检测主频)以及对发f(t)进行DFT变换的结果实现IDFT变换,并画出图形。
参数选择如下:频率f =30HZ,a=f 2㏑(M),M=2.5
2、通过实验理解信号振幅谱、相位谱的物理意义,掌握DFT、IDFT算法的实现方法。()
- 2008-05-07 10:38:59下载
- 积分:1
-
pso-matlab
说明: 标准粒子群算法的matlab编程 有需要请下载(Standard particle swarm optimization matlab programming)
- 2010-04-13 16:17:46下载
- 积分:1
-
DIP-matlab
说明: 背景差分法对运动汽车的检测,对检测得到的汽车图像进行预处理和边缘提取(Background difference method for the detection of movement of motor vehicles, the vehicle has been detected image pre-processing and edge extraction)
- 2008-12-04 21:25:10下载
- 积分:1
-
math_exp11
这是运用MATLAB进行编程的一些应用,可供大家学习一下(This the use of MATLAB programming some applications are available for learning about )
- 2007-06-24 20:08:37下载
- 积分:1
-
directcontrol
Mid-point voltage regulation of a transmission line
- 2015-08-18 21:00:47下载
- 积分:1
-
AP
说明: 通过matlab编程实现AP聚类算法,聚类结果输出(The AP clustering algorithm is realized by MATLAB programming, and the clustering results are output)
- 2020-12-06 19:59:22下载
- 积分:1
-
Radon
根据RADON变化思想,对三种倾斜方式提出了相应的校正方法(RADON change according to ideology, the three inclined manner corresponding correction)
- 2010-08-05 15:38:30下载
- 积分:1
-
matlab--AGC
实现MATLAB下的音频AGC,关键是要有高效的算法。效果不错。(MATLAB realize the audio AGC, the key is to have efficient algorithms. Good results.)
- 2008-05-14 22:03:39下载
- 积分:1
-
DSP_implented_by_matlab
说明: 数字信号处理及其Matlab实现.pdf(Digital signal processing using matlab)
- 2009-08-07 21:07:23下载
- 积分:1
-
SAR
合成孔径雷达系统MATLALB模拟实现源码。(Synthetic aperture radar systems MATLALB simulation source.)
- 2012-08-02 10:45:21下载
- 积分:1