-
radon_ambiguity
%radon transform
clear all
%
N=800
n=1:N
fs=200
t=n/fs
x1=exp(j*2*pi*(5*t+0.5*5*t.^2))
x2=exp(j*2*pi*(5*t+0.5*15*t.^2))
x=x1+x2
%N=length(x)
% ambifunb(x )
%*****************************************RAT
naf=ambifunb(x)
htl(abs(naf))
% [wh,rho,theta]=htl(abs(naf))
colormap([0,0,0])
% xlabel( 极半径 )
% ylabel( 角度 )
%**************************************%找出峰值点的坐标,计算初始频率和调频斜率(正确)
%找出峰值点的坐标
b=max(max(wh))
[u,a]=find(wh>=0.8*b)
( Radon transformclear all N = 800 n = 1: N fs = 200 t = n/fs x1 = exp (j* 2* pi* (5* t+ 0.5* 5* t. ^ 2)) x2 = exp ( j* 2* pi* (5* t+ 0.5* 15* t. ^ 2)) x = x1+ x2 N = length (x) ambifunb (x)***************************************** RATnaf = ambifunb (x) htl (abs (naf)) [wh, rho, theta ] = htl (abs (naf)) colormap ([0,0,0]) xlabel (polar radius) ylabel (angle)************************************** to find the coordinates of the peak point, calculating the initial slope of the frequency and FM (right) find the peak point of the coordinates b = max (max ( wh)) [u, a] = find (wh)
- 2008-05-06 21:56:10下载
- 积分:1
-
Chapter8
用Matlab语言实现通信系统的后处理功能(Language communication system using Matlab post-processing functions)
- 2010-06-08 11:48:26下载
- 积分:1
-
FDTD1d
FDTD一维场的叠加显示,对初学者有很大的帮助。(Superposition of one-dimensional FDTD field shows a great help for beginners.)
- 2011-06-07 17:02:21下载
- 积分:1
-
weightleaderrank_code
计算有向网络中节点的加权leaderrank值(There are values to calculate the weighted leaderrank nodes in the network)
- 2014-05-09 10:03:32下载
- 积分:1
-
ofdm_system
在simulink基础上搭建的OFDM系统的仿真框图,可以设置具体参数(Based on the built in simulink OFDM system simulation block diagram, you can set specific parameters)
- 2011-05-06 09:27:43下载
- 积分:1
-
disjkstra
dijkstra.m
a tree examples of application of dijkstra algorithme with properties of the original algorithm
- 2012-06-27 23:22:23下载
- 积分:1
-
hm9
2D particle movement in a circle domain
- 2013-11-16 12:35:05下载
- 积分:1
-
MATLAByuyanjichu03
matlab 入门基础知识,数字图像处理系列入门教材系列之一(Basic knowledge of introduction to matlab, digital image processing one of series of introductory textbook series)
- 2013-11-13 00:04:11下载
- 积分:1
-
UWB17
UWB,超宽带信号分析必用的子函数,第17部分!(UWB, ultra-wideband signal analysis will be used for Functions, Part 17!)
- 2010-07-05 13:36:50下载
- 积分:1
-
aided_ins_15_state
GPS/INS组合导航Matlab仿真程序(GPS/INS integrated navigation Matlab simulation program)
- 2008-08-07 21:41:32下载
- 积分:1