-
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
-
TBR6
ETSI STANDDARD TEST DOCUMENT FOR TBR6
- 2009-12-18 15:46:00下载
- 积分:1
-
CellularAutomatacode
基于MATLAB环境的元胞自动机示例程序(MATLAB-based environment, cellular automata sample programs)
- 2010-01-01 23:00:22下载
- 积分:1
-
cocahome_20100411153735
主要是用来实现车牌提取功能,车牌显示,灰度变换等的功能(License plate extraction is mainly used to implement functions, license plate revealed that the functions of gray transform)
- 2010-05-13 20:02:52下载
- 积分:1
-
Arnold-funtion
数字图像处理中的Arnold变换和反变换的MATLAB实现程序,附Lenna图片一张。(Matlab program for Arnold transfer and invers Arnold transfer in digital image processing with a picture of Lenna. )
- 2013-12-23 19:08:06下载
- 积分:1
-
FB_FFT
该MATLAB程序对在光纤中孤子的传输过程进行了仿真(The MATLAB program soliton in optical fiber transmission process of the simulation)
- 2010-01-15 15:52:39下载
- 积分:1
-
Decoupling-Control-System
过程控制理论研究,应用于解耦控制,工程应用广泛。(Process control theory applied to the decoupling control, wide range of engineering applications.)
- 2012-03-13 16:07:14下载
- 积分:1
-
MatlabEngClass
在VC++ 6.0环境下调用Matlab引擎进行混合编程,该程序源码展示了Matlab引擎接口的实现。(In VC++ 6.0 environment, call Matlab engine hybrid programming, the program source code shows the Matlab engine interface.)
- 2010-09-01 10:14:42下载
- 积分:1
-
MATLAB.docx
我的资料主要是对MATLAB编程中常遇到的一些错误进行了归类分析,绝对实用(My information is mainly classified MATLAB programming often encountered some errors, absolutely practical
)
- 2012-04-22 17:11:37下载
- 积分:1
-
MPSK(2)
mpak simulation modulation and demodulation
- 2010-12-26 14:57:16下载
- 积分:1