From 476705d693c7122d34f9b049fa79b935405c9b49 Mon Sep 17 00:00:00 2001
From: prashantsinalkar
Date: Tue, 14 Apr 2020 10:19:27 +0530
Subject: Initial commit

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 .../4-Optical_Detectors.ipynb                      | 129 +++++++++++++++++++++
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diff --git a/Fiber_Optics_Communication_by_H_Kolimbiris/4-Optical_Detectors.ipynb b/Fiber_Optics_Communication_by_H_Kolimbiris/4-Optical_Detectors.ipynb
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+{
+"cells": [
+ {
+		   "cell_type": "markdown",
+	   "metadata": {},
+	   "source": [
+       "# Chapter 4: Optical Detectors"
+	   ]
+	},
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 4.1: Response_time_of_PIN_photodetector.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"//Chapter 4\n",
+"//page no 99\n",
+"//given\n",
+"clc;\n",
+"Tn=5;               //in micrometer\n",
+"Vs=10^7;          //in m/s\n",
+"tr=Tn*10^-6/Vs;\n",
+"disp('ps',tr/10^-12,'Response time');"
+   ]
+   }
+,
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 4.2: MTBF_of_photodetector.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"//Chapter 4\n",
+"//page no 106\n",
+"//given\n",
+"clc;\n",
+"//calculate Tf\n",
+"Pd=1.15;            //in mW\n",
+"//calculate Tj\n",
+"TA=25;              //in deg C\n",
+"theta_JA=200;          //in C/W for hermetric led\n",
+"TJ=TA+theta_JA*Pd/10^3;\n",
+"TF=8.01*10^12 *%e^-(8111/(TJ+273));\n",
+"printf('\n Value of TJ is %0.2f deg C\n',TJ);\n",
+"printf('\n Value of TF is %0.2f deg C\n',TF);\n",
+"//calculate RF\n",
+"BF=1.1*10^-3;               //from table\n",
+"QF=0.5;                     //from table\n",
+"EF=1;                       //from table\n",
+"RF=BF*TF*EF*QF*1/10^6;\n",
+"disp(RF,'Value of RF');\n",
+"printf('\n Value of MTBF is %0.0f*10^6 hours \n',1/RF/10^6);"
+   ]
+   }
+,
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 4.3: Photon_Lifetime.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"//Chapter 4\n",
+"//page no 114\n",
+"//given\n",
+"clc;\n",
+"R1=0.7;\n",
+"R2=0.99;\n",
+"ad=0.1;\n",
+"//compute Ld\n",
+"Ld=1-R1*R2*%e^-(2*ad);\n",
+"printf('\n Decay Loss %0.4f \n',Ld);\n",
+"trt=40;//fs\n",
+"tph=trt/Ld;\n",
+"printf('\n Photon lifetime %0.2f fs\n',tph);\n",
+"BW=1/tph;\n",
+"printf('\n Bandwidth %0.1f Thz\n',BW*1000);//Answer in Thz  \n",
+""
+   ]
+   }
+],
+"metadata": {
+		  "kernelspec": {
+		   "display_name": "Scilab",
+		   "language": "scilab",
+		   "name": "scilab"
+		  },
+		  "language_info": {
+		   "file_extension": ".sce",
+		   "help_links": [
+			{
+			 "text": "MetaKernel Magics",
+			 "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md"
+			}
+		   ],
+		   "mimetype": "text/x-octave",
+		   "name": "scilab",
+		   "version": "0.7.1"
+		  }
+		 },
+		 "nbformat": 4,
+		 "nbformat_minor": 0
+}
-- 
cgit