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Description: matlab信道模型，对OFDM信道建模，包括普通IDFT算法和IFFT快速算法。-Matlab channel model, the right OFDM Channel modeling, including general IFFT SINGLE algorithm and fast algorithm.
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Size: 1155 |
Author: 客户 |
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Description: 提出了欧氏算法和IDFT相结合的RS码流式解码方案,并在FPGA芯片上予以实现。计算机仿真和实测表明,该方案在GF(28)的符号速率可达50MHz以上,最大延时为640ns,满足了高速宽带无线接入网中抗干扰编译码的需求。
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Size: 55748 |
Author: 樊恩 |
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Description: 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。
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Size: 56958 |
Author: 凤凰 |
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Description: 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。
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Size: 56320 |
Author: 凤凰 |
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Description: 计算循环卷积，DFT，IDFT,FFT... ..
-Computing cyclic convolution, DFT, IDFT, FFT ... ..
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Size: 2048 |
Author: 徐建国 |
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Description: 计DFT，IDFT,FFT,循环卷积，循环移位以及重叠保留法-Of DFT, IDFT, FFT, cyclic convolution, cyclic shift and overlap to retain the Law
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Size: 3072 |
Author: 徐建国 |
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Description: 现在我终于找到了一份,它以FUNCTION的形式,再现了OFDM映射,IDFT/DFT,同步(时间/频率同步)和信道估计,以及频率偏移的估计等一系列代码.希望大家能从中得到你需要的东西.
-Now I finally found a copy of it to the form of FUNCTION, reproduces OFDM mapping, IDFT/DFT, synchronized (time/frequency synchronization), and channel estimation, as well as the frequency deviation of the estimated range of the code. I hope that everyone will be you need.
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Size: 35840 |
Author: 周致远 |
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Description: 题目：离散富立叶变换（DFT）和频谱分析.matlab实现 1信号函数h(t)= e-a*t*tsin(2πft)2编程计算的离散富立叶变换（DFT）和IDFT图像。3计算振幅谱，相位谱以及检测信号主频-Title: Discrete Fourier Transform (DFT) and spectral analysis. Matlab function to achieve a signal h (t) = ea* t* tsin (2πft) 2 programming computing discrete Fourier transform (DFT) and IDFT image. 3 Calculation of the amplitude spectrum, phase spectrum, as well as detection of signal frequency
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Size: 100352 |
Author: chissie |
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Description: A Matlab DFT and IDFT implementation using matlab itself
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Size: 1024 |
Author: abdullahkhateeb |
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Description: MATLAB软件实现计算有限长序列的DFT和IDFT函数的程序，另有一个实例-MATLAB software calculation of finite-length sequence of DFT and IDFT function procedures, while an example of
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Size: 1024 |
Author: qiwenchao |
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Description: 实现了DIP得一些基本功能,如直方图，锐化，增强，DFT,IDFT等。-it contains some basic methods of DIP
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Size: 2796544 |
Author: zhangxin |
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Description: DSP算法，包括线性卷积、复多项式矩阵积分，离散傅立叶变换、反离散傅立叶变换等-Linear convolution, matrix integral, DFT and IDFT...
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Size: 4096 |
Author: 张博 |
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Description: 图像处理的一些基本操作,滤波,傅立叶变换,傅立叶反变换等等,附带有CT照片,可以测试效果.-Some of the basic operation of image processing, filtering, Fourier transform, Fourier inverse transform, etc., with a CT picture, you can test results.
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Size: 2806784 |
Author: zhang yao |
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Description: 利用DFT和IDFT计算x(n)和y(n) 的10点、15点、20点圆周卷积，然后与线形卷积结果画图比较-Calculated using DFT and IDFT x (n), and y (n) 10 points, 15 points, 20 points cyclic convolution, and then drawing comparison with the linear convolution result
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Size: 1024 |
Author: 田友凡 |
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Description: Inverse of DFT in cpp language-Inverse of DFT in cpp language....
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Size: 1024 |
Author: SSB |
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Description: A simple program to find the discrete fourier transform(DFT) and inverse discrete fourier transform(IDFT) of a signal.
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Size: 3072 |
Author: Renu |
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Description: dft idft fft ifft的c++源码实现
离散时间傅里叶变换 极其逆变换实现 快速傅里叶变换极其逆变换实现-dft idft fft ifft the c++ source to achieve extremely inverse discrete-time Fourier transform fast Fourier transform extremely inverse transform
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Size: 443392 |
Author: 李飞霞 |
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Description: IDFT就是Inverse Discrete Fourier Transform 离散傅里叶逆变换。-IDFT is the Inverse Discrete Fourier Transform The inverse discrete Fourier transform.
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Size: 6144 |
Author: 王金超 |
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Description: 图像的dft和idft变换，不使用matlab自带的函数(DFT&IDFT transform of a image)
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Size: 1024 |
Author: ddlucy
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Description: 最基础的数字信号处理关于DFT,IDFT,FFT可以直接matlab运行(dft.m idft.mThis is a very good button source code complete and can be used directly)
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Size: 46080 |
Author: 晴晴晴晴晴 |
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