continuous_ideal_pll

％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)

深入浅出的介绍matlab一些应用实例，帮助你快速掌握该软件的使用(Some application examples explain profound theories in simple language to introduce MATLAB, used to help you quickly master the software)

系统辨识 自适应控制 经典递推算法 最小二乘递推算法(system identification least square algorithm)

雷达成像方面的资深研究专家的博士论文《基于实测数据的雷达成像方法研究》(It is the gradual paper of a professor on SAR/ISAR, which is named SAR_ISAR methods based on pratical datas.)

基于峭度的盲源分离，采用FastICA技术，适合初学者(BSS based on kurtosis by FastICA)

用matlab实现了16-QAM的调制解调过程，效果良好。(Achieved using 16-QAM matlab modulation and demodulation process to good effect.)

美国76‘标准大气层模型，包括压力，音速、大气密度等特征(United States 76 standard atmospheric model, including the pressure, the speed of sound, density and other characteristics of the atmosphere)

fft变换举例，实例分析MATLAB 中的FFT变换的使用方法，清晰明了。(fft transform example)

各种Matlab的输出函数，对应各种算法的输出函数(to print different figures using different algorithms.)

判断一个函数的零点位置与各点正负，可输出效果图(A function to determine the position of each point of plus or minus zero, output renderings)