Add files via upload

2026-03-15 22:03:54 +00:00
parent 70e8366dc4
commit e0ff3b1bc5
6 changed files with 310 additions and 0 deletions
@@ -0,0 +1,92 @@
+% Open file to write
+csvFileName = 'pattern_data.csv';
+fileID = fopen(csvFileName, 'w');
+fprintf(fileID, 'Theta,Phi,Pattern\n'); % CSV headers
+
+% Define angles (break into smaller chunks)
+theta = -90:1:90;
+phi = -180:1:180;
+chunk_size = 50;
+
+%Size of PCB
+pcbThickness = 0.508e-3;  
+pcbLength = 100e-3;   
+pcbWidth = 100e-3; 
+
+n_array = 3;
+m_array = 2;
+
+f = 10.5e+9;
+c = 3e+8;
+lambda = c/f;
+ 
+Length_patch = 8.76e-3;
+Width_patch = 9.545e-3;
+dist_patch = lambda/2;
+feeder_width = 0.94e-3;
+delta_phy = 15; %in degrees
+  
+%Specifying Material of PCB
+pcbMaterial = 'RO4350B';
+pcbEpsilonR = 3.48;
+%Creating dielectic Material
+d = dielectric(pcbMaterial); 
+d.EpsilonR = pcbEpsilonR;
+d.Thickness = pcbThickness;
+GndPlane = antenna.Rectangle('Length',pcbLength,'Width',pcbWidth); %Creating Ground Plane of Antenna
+%Creating Different Shapes of antenna 
+%Rec1 = antenna.Rectangle('Length',feeder_width,'Width',dist_patch-Length_patch,'Center',[0,(dist_patch-Length_patch)/2]); %feeder
+%Rec2 = antenna.Rectangle('Length',Length_patch,'Width',Width_patch,'Center',[0,(dist_patch-Length_patch)+(Length_patch)/2]); %patch
+
+for i=1:1:n_array
+	for j=1:1:m_array
+		Rec1 = Rec1 + antenna.Rectangle('Length',feeder_width,'Width',dist_patch-Length_patch,'Center',[(i-1)*(dist_patch),(j-1)*(dist_patch)+(dist_patch-Length_patch)/2]);
+		Rec2 = Rec2 + antenna.Rectangle('Length',Length_patch,'Width',Width_patch,'Center',[(i-1)*(dist_patch),(j-1)*(dist_patch)+(dist_patch-Length_patch)+(Length_patch)/2]);
+	end
+end
+
+
+%Adding all different shapes of antenna
+AntennaPlane =  Rec1 + Rec2;
+
+%%Creating PCB Stack
+p = pcbStack;
+p.Name = 'patch slot';
+p.BoardShape = GndPlane;
+p.BoardThickness = pcbThickness;
+p.Layers = {AntennaPlane,d,GndPlane}; 
+%[x Cordinate,y Cordinate,startLayer stopLayer]
+% p.FeedLocations = [0,0,1,3;dist_patch,0,1,3;dist_patch*2,0,1,3;dist_patch*3,0,1,3;dist_patch*4,0,1,3;dist_patch*5,0,1,3;dist_patch*6,0,1,3;dist_patch*7,0,1,3;dist_patch*8,0,1,3;dist_patch*9,0,1,3;dist_patch*10,0,1,3;dist_patch*11,0,1,3;dist_patch*12,0,1,3;dist_patch*13,0,1,3;dist_patch*14,0,1,3;dist_patch*15,0,1,3];
+% p.FeedPhase = [0,delta_phy, delta_phy*2, delta_phy*3, delta_phy*4, delta_phy*5, delta_phy*6, delta_phy*7, delta_phy*8, delta_phy*9, delta_phy*10, delta_phy*11, delta_phy*12, delta_phy*13, delta_phy*14, delta_phy*15];
+
+p.FeedLocations = [0,0.001,1,3;dist_patch,0.001,1,3;dist_patch*2,0.001,1,3];
+
+
+%Plotting Different patterns and graphs
+figure(1);
+show(p); %Display Antenna 
+%pattern(p,10.5e9); %Display Radiation Pattern at 10.5GHz
+% Process and save in chunks
+for i = 1:chunk_size:length(theta)
+    for j = 1:chunk_size:length(phi)
+        % Simulated computation (replace with actual pattern function)
+        p_val = rand(); % Example placeholder
+
+        % Write to file
+        fprintf(fileID, '%.2f,%.2f,%.6f\n', theta(i), phi(j), p_val);
+    end
+end
+
+% Close the file
+fclose(fileID);
+
+% Display confirmation message
+figure(2);
+disp('Pattern data saved to CSV.');
+
+% figure(3);
+% impedance(p,0.8*f:0.05*f:1.2*f); %Display Impedance Graph from 1.6GHz to 2.2GHz
+% freq = linspace(0.8*f, 1.2*f, 50);  % Creating Frequency Vector
+% s = sparameters(p,freq,50);     % Calalculate S11 for all frequencys
+% figure(4);
+% rfplot(s);%Diplay S11 Plot