optional HOGS fine tracking simulation

requires restructure of ExampleHOGS.m and HOGS.m, as well as addition of new camera constructor OWL320HS.m

Author: Cameron Simmons

Examples/Hub components/ExampleHOGS.m

@@ -10,7 +10,7 @@
 
 
 %% model HOGS
-OGS=HOGS(Wavelength);%current HOGS model
+OGS=HOGS(Wavelength,'BeaconCamera','Fine');%current HOGS model
 
 %% model hub satellite
 %can run using default times
@@ -50,5 +50,5 @@
 
 %% plot a pass
 plotResult(PassResult,OGS,Sat,'x_axis','Time');
-plot(DownlinkBeaconResults,"mask","Line of sight");
+plot(DownlinkBeaconResults,"mask","Line of sight",'x_axis','Elevation');
 plot(UplinkBeaconResults,"mask","Line of sight");

Examples/Hub components/HOGS.m

@@ -1,10 +1,12 @@
-function HOGS = HOGS(Wavelength)
+function HOGS = HOGS(Wavelength,options)
 %HOGS Construct HOGS
 % need to detail the correct OGS parameters and components
 % need to implement the Errol_OGS class to give the correct position
 
-%% ChannelFlag describes which channel is to be modelled. Options are 780, 808 and 1550
-assert(ismember(Wavelength,[785,808,1550]),'Wavelength must be one of the intended channels, 780, 808 or 1550 (nm)');
+arguments
+    Wavelength {mustBeMember(Wavelength,[785,808,1550])}
+    options.BeaconCamera {mustBeMember(options.BeaconCamera,{'Coarse','Fine'})} = 'Coarse'
+end
 
 %% parameters and components
 %Telescope
@@ -47,6 +49,8 @@
 end
 
 %beacon camera
+switch options.BeaconCamera
+    case 'Coarse'
 Camera_Scope_Diameter = 0.4;
 Camera_Scope_Focal_Length = 2.72;
 Camera_Scope_Optical_Efficiency = 1-0.39^2;
@@ -59,6 +63,20 @@
 Exposure_Time = 0.01;
 Spectral_Filter_Width = 10;
 HOGS_Camera = AC4040(Camera_Telescope,Exposure_Time,Spectral_Filter_Width);%this is a constructor for the ATIK camera we use
+    case 'Fine'
+Camera_Scope_Diameter = Telescope_Diameter;
+Camera_Scope_Focal_Length = Telescope_Focal_Length;
+Camera_Scope_Optical_Efficiency = 1-0.3^2;
+Camera_Pointing_Precision = 1E-3;
+Camera_Telescope = components.Telescope(Camera_Scope_Diameter,...
+                            'Wavelength',685,...
+                            'Optical_Efficiency',Camera_Scope_Optical_Efficiency,...
+                            'Focal_Length',Camera_Scope_Focal_Length,...
+                            'Pointing_Jitter',Camera_Pointing_Precision);
+Exposure_Time = 0.001;
+Spectral_Filter_Width = 10;
+HOGS_Camera = OWL320HS(Camera_Telescope,Exposure_Time,Spectral_Filter_Width);%this is a constructor for the ATIK camera we use
+end
 
 %uplink beacon
 Beacon_Power = 40E-3;                                                           %power of uplink beacon in W

Examples/OWL320HS.m

@@ -0,0 +1,20 @@
+function OWL320HS = OWL320HS(Telescope,Exposure_Time,Spectral_Filter_Width)
+%Raptor photonics OWL320HS camera object constructor
+
+%exposure time in s
+%spectral filter width in nm
+
+
+
+OWL320HS = beacon.Camera(Telescope,...
+            'Quantum_Efficiency',0.45,...
+            'Exposure_Time', Exposure_Time,...
+            'Spectral_Filter_Width',Spectral_Filter_Width,...
+            'Detector_Diameter',0.00768,...
+            'Focal_Length', 0.0125,...
+            'Readout_Noise', 202,...
+            'Dark_Current', 0,...
+            'Full_Well_Capacity', 170E3,...
+            'Pixels',[320,256]);
+end
+