登录
首页 » Visual C++ » example4_6

example4_6

于 2010-05-25 发布 文件大小:1KB
0 221
下载积分: 1 下载次数: 4

代码说明:

  :滤波 fs=400 采样频率,必须大于两倍基带信号最高频率 ts=1/fs 采样时间间隔 T=5 时间窗大小 t=0:ts:T (hf1=zeros(1,N) hf1(f=-B1)=1 y1=hf1.*fftshift(y) figure subplot(211) plot(f,abs(fftshift(y))/N,f,hf1, r-- ) axis([-fs/2,fs/2,0,1.2]) title( 原信号频谱 ) xlabel( f /Hz ) subplot(212) plot(f,abs(y1)/N) title( 低通滤波,截止频率90Hz ) xlabel( f /Hz ))

下载说明:请别用迅雷下载,失败请重下,重下不扣分!

发表评论

0 个回复

  • OFDM
    清华大学OFDM原理性讲座,比较基础。对初学者也许有点用处(Tsinghua University, OFDM principle of lectures basis of comparison. May be of some use for beginners)
    2010-09-02 10:34:12下载
    积分:1
  • neural
    MATLAB发多少个地方上工地地方给定复旦给对方个地方个 地方 个(MATLAB hair on the site where the number of places given to the other places Fudan places a)
    2014-12-02 10:48:10下载
    积分:1
  • m
    说明:  基于MATLAB图像处理的应用及参考代码(MATLAB-based image processing applications and reference code)
    2009-03-22 11:44:26下载
    积分:1
  • GAkod
    This is visual basic codes of genetic algorithm
    2011-12-26 21:03:04下载
    积分:1
  • matlab2
    说明:  matlab求解常微分方程在机械设计中的应用(matlab solving ordinary differential equations in mechanical design)
    2008-11-23 14:23:45下载
    积分:1
  • ROBOT
    机器人语音控制系统,本系统在Windows XP系统下编译通过。更详细的配置请参照书中的说明。(Robot voice control system, the system in the Windows XP system, through the compiler. A more detailed configuration, please refer to the book description.)
    2007-11-10 17:49:31下载
    积分:1
  • polynomial_lab
    Polynomial code in c++, contain differnet functions
    2013-01-19 20:00:10下载
    积分:1
  • Matlabebook
    Matlab详细手册 Matlab详细手册 Matlab详细手册()
    2007-09-06 15:28:41下载
    积分:1
  • matlab-serialization-master
    Matlab object serialization functions built with undocumented mex functions `mxSerialize` and `mxDeserialize`. The function can convert any ordinary matlab variable into uint8 array. These functions are unsupported and may change at any time without notice in the future Matlab release.
    2013-09-28 06:41:22下载
    积分:1
  • yuce1800
    MATLAB 从实际风电场对一个季度的风速进行采样,建立LSSVM模型,对之后几天的风速进行预测(MATLAB actual wind farm on a quarterly sample the wind speed, the establishment LSSVM model to predict the wind speed after a few days)
    2020-09-08 20:28:02下载
    积分:1
  • 696518资源总数
  • 106222会员总数
  • 14今日下载