搜索资源列表
FFT_Twiddles_Find_DSPrelated
- 下面是找到了基2 FFT蝴蝶旋转因子的Matlab代码。代码计算的 A 相角,在图1(c)和图2(c)所示,旋转因子的因素。我建议你开始8点DIT的FFT图1(a)通过运行代码然后运行图2中的代码为16点DIF FFT(一)。-Below is the Matlab code to find radix-2 FFT butterfly twiddle factors. The code computes the A phase angle factors that are used in t
Spectrum-display
- FFT频谱显示通过4个按键可选择64分频和16分频4种显示模式-FFT spectrum display through four key selectable divide by 64 and divided by 16 four display modes
lab3
- 编写16点基4-FFT算法的MATLAB程序(studentname.m文件)。 产生16点输入序列x,算出16点频谱序列X,用stem(X)显示频谱图形。-4-FFT algorithm
j4fft16
- 16点 基4-fft算法matlab实现-16:00 base 4-fft algorithm matlab
FFT_16pt
- perfect 16-FFT matlab / C reference-16-FFT matlab/C reference
__FFT
- FFT快速傅里叶变换,实现2的16次方,图像显示-FFT fast Fourier transform, the 2 ^ 16, the image display
musicFFT
- 单片机音乐频谱,用STC12C5A60S2自带AD采样,并用FFT算法进行运算,并在16*16点阵屏上显示-SCM music spectrum, with STC12C5A60S2 own AD sampling, and use FFT algorithm for computing, and in the 16* 16 dot matrix screen display
homework2
- 通信系统与仿真作业: 1)设计π/4-DPSK或16-QAM调制器仿真程序, 画出时域波形、 正交分量、同相分量波形,眼图,散点图等。 2)利用MATLAB进行DPSK在高斯信道下的BER性能仿真,并将结果与PSK性能进行比较。 3)已知 OFDM的数据传输速率为19.2Kbps, OFDM 符号长度为320,保护间隔为32点,子载波数为128,IFFT/FFT点数为256,载波频率320KHz,调制方案采用QPSK,仿真其在高斯信道下的BER性能。 -Communication
OFDM simulation matlab
- This file simulates OFDM using various modulations schemes The user chooses whether to use BPSK or QPSK ar 16-QAM. Then the code proceeds by inserting Cyclic Prefix and Pilot Signals This is followed by FFT (Fast Fourier Transform) A channel is simul
ee
- 快速傅里叶变换 (FFT) 实现,给定信号x(t)=sin(2πf0t),f0=50Hz,对x(t)以fs=200Hz进行抽样,抽样点数为N=16。编写程序实现对x(n)的快速傅里叶变换,求得相应的X(K)。-Fast Fourier Transform (FFT) to achieve a given signal x (t) = sin (2πf0t), f0 = 50Hz, for x (t) with fs = 200Hz sampling, the sampling points is
FFT_IFFT_16
- Implement FFT and IFFT 16 point using Matlab Simulink.
lab3_4
- comparing 16 point fft using 2 8-point dfts and 8 2-point dfts
radix_4_fft
- ISE 实现基4的16点fft~整个工程和源码-fft based-radix_4 realized
562649791FFT_VHDL_code
- FFT of the VHDL using 16 point fft method
MyFFT
- 基于C语言的任意n点FFT算法实现。可自动实现16位以内的位倒序。输入实数数列,输出复数数列。-The realization of arbitrary point n C language based on FFT algorithm. Bit reverse more than 16 can automatically realize. In real sequence, the output of complex numbers.
qammod
- 16QAM调制解调源码,包含FFT、IFFT、MER计算等-16-QAM modulation
Timedomain-frequencydomainsamples
- 程序1实现采样频率是1000Hz,300Hz,200Hz的时域采样图形对比; 程序2实现频域采样,并对比采样点是32和16时,用fft恢复时域的图形差别。-Program to achieve a sampling frequency is 1000Hz, 300Hz, 200Hz time-domain samples graphical comparison 2 sampling program to achieve the frequency domain and compare
1
- 2.利用FFT对信号进行谱分析 对于连续信号xa(t)=cos(2πf1t) +5cos(2πf2t) +cos(2πf3t) ,其中f1=6.5kHz, f2=7kHz, f3=9kHz, 以采样频率fs=32 kHz对其进行采样, (1)对xa(t) 信号采集16点样本,分别作16点和补零到256点的FFT,并分别绘出对应的幅频特性曲线。 (2)对xa(t)信号采集256点样本,分别作256点和512点的FFT,并分别绘出对应的幅频特性曲线。 (3)比较(1)和(2)
fwdfwfft
- 4位的16点fft,ccmul为复数乘法器,bfproc为蝶形运算器,输出的结果为四位,每一级都要进行round操作。-4 16-point fft, ccmul for complex multiplier, bfproc for the butterfly operation, a result output is four, each stage should be carried out round operation.
FFT16
- FFT变换的代码,适合初学者学习。16点FFT-FFT transform code, suitable for beginners to learn. 16 FFT