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% Angular distribution for a circle of scatterers sigth=pi/6; th=-pi/2:pi/400:pi/2; f=pi*exp(-abs(th*sqrt(2)/sigth))/(sqrt(2)*sigth); figure; plot(th*180/pi,f,'k') xlabel('Arrival Angle') Yla

% Smart Antennas figure 3.6 plotting array factor in rectangular and polar coordinates. set(0,'defaultfigurecolor','w') N=12; d=.25; th=-pi/2:.01:pi/2; an=th*180/pi; AF2=abs(sin(N*pi*d*sin(th)

% Smart antennas 3-D pattern for loop antennas with radius a % use 100 data points in theta and 100 data points in phi set(0,'defaultfigurecolor','w') tend=pi; %a is inserted below before the pi

%Godara Method % Example 8.1 d=.5; N=3; theta=-pi/2:.01:pi/2; ang=theta*180/pi; th0=0; % receive angle th1=-45*pi/180; % first interferer angle th2=60*pi/180; % secon

%kaiser weighted planar square array. N elements in the x and in the y directions % spacing dx=dy=d. Kaiser bessel weights with alpha=3. % Beamsteered to theta0=45, phi0=45. d=.5; N=16;

% This is a simulation to model the Elam SDMA technique % Developed by Frank B. Gross, November 11, 2004 % define the sample baseband modulation initially as a 1kHz phase modulation tone % WAL

%Smart Antennas Figure 4.27 kaiser weighted planar square array. % N elements in the x and in the y directions % spacing dx=dy=d. Kaiser bessel weights with alpha=3. % Beamsteered to the

%Maximum Likelihood Array Weights % example 8.4 d=.5; N= 5; sig2=.001; % noise variance theta=-pi/2:.01:pi/2; ang=theta*180/pi; th0=30*pi/180; % receive angle s=1;

%%%%%%%%%%%%%%%%%%% %% LSCMA Algorithm example 8.11%% %%%%%%%%%%%%%%%%%%% n=3; % total number of iterations d = .5; % element spacing in terms of wavelength d = lambda/2 N=8; Nchips = 32;

%%%%%%%%%%%%%%%%%%% %% LSCMA Algorithm example 8.12 %% %%%%%%%%%%%%%%%%%%% n=6; % total number of iterations K=22; % block length d = .5; % element spacing in terms of wavelength d = lamb