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weifen
微分方程模型代码,很多时候差分格式的重写(the function as is code)
- 2011-12-23 22:38:44下载
- 积分:1
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bch_erasures
任意长度的rs码编译码,编译通过,易于扩展学习(s codes and decoding of any length, compile, easy to extend learning)
- 2015-03-17 17:17:31下载
- 积分:1
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kaermanlvbo
离散的kalman滤波,计算信号的滤波值、预测值,估计误差及预测误差(kalman filter)
- 2011-11-23 20:19:08下载
- 积分:1
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example1
鱼群算法在多目标寻优问题上的应用,注释详细,代码初学者必备。(Fish swarm algorithm in multi-objective optimization problem, the application of detailed notes, code beginners.)
- 2017-11-27 10:54:41下载
- 积分:1
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music-algorithm
这是一个Matlab开发的数字波束形成源代码,基于music算法的,仿真正确。(This is a Matlab development of digital beamforming source code, based on the music algorithm, the simulation is correct.)
- 2012-08-23 23:52:00下载
- 积分:1
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123
2元BPSK调制加高斯信道硬判决统计误码率(2 yuan plus Gaussian channel BPSK modulation hard decision error rate statistics)
- 2013-12-12 14:58:58下载
- 积分:1
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zjj
使用matlab的仿真平台simulink来实现直接序列扩频码变换为双极性码的转换
(Matlab simulation using simulink platform to achieve the direct sequence spread spectrum code transformation for bipolar code conversion)
- 2008-06-11 10:47:55下载
- 积分:1
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DF_Remover___X_N2O_Productions
Integer Square Root with Remainder
- 2014-11-29 16:32:26下载
- 积分:1
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mcr
多元分辨 MCR,Multiple resolution,matlab程序(MCR,Multiple resolution)
- 2015-08-29 23:10:36下载
- 积分:1
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example4_3
例3:分析占空比为ta的矩形脉冲频谱
T=1 时间窗大小
ta=0.5 占空比
N=256
t=linspace(-T,T,N)
ts=2*T/N
fs=1/ts
(x=zeros(1,N)
x(N/2-round(N/2*ta):N/2+round(N/2*ta))=ones(1,2*round(N/2*ta)+1)
y=fft(x,N)
figure
plot(t,x)
title([ 时域信号图 占空比为 ,num2str(ta)])
axis([-T T-0.2 1.2])
xlabel( t /s )
figure
subplot(211)
f=linspace(-fs/2,fs/2,N)
plot(f,abs(fftshift(y))/N)
title([ 矩形脉冲双边谱 脉冲时间t=[- ,num2str(ta*T), , ,num2str(ta*T), ] ])
xlabel( f /Hz )
)
- 2010-05-25 20:59:59下载
- 积分:1