1 files changed, 106 insertions, 0 deletions
diff --git a/Wireless_Communications_and_Networking_by_V._Garg/ch19.ipynb b/Wireless_Communications_and_Networking_by_V._Garg/ch19.ipynb
new file mode 100755
index 00000000..fee9ff09
--- /dev/null
+++ b/Wireless_Communications_and_Networking_by_V._Garg/ch19.ipynb
@@ -0,0 +1,106 @@
+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:dd18f098648291d58cdb32b1739d692bc9e7a8620a737fa84a463a3efca95463"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Chapter 19: Wireless Personal Area Network - Bluetooth"
+     ]
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 19.1, Page 666"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Variable declaration\n",
+      "SS=80.; #Frame length of HV3 voice packet\n",
+      "R=64*10**3; #Data rate in bps\n",
+      "TS=240; #No of bits carried in a slot\n",
+      "\n",
+      "#Calculations\n",
+      "#From table 19.3:Bluetooth air interface details, we get Frequency hopping rate as 1600hopes/second\n",
+      "\n",
+      "#From table 19.5, we can note that for HV3, No of slots are 1 and carry in all(80(user voice sample)+160(parity bits))=240 bits in one slot packet\n",
+      "HR=1600; #hopes/second\n",
+      "Eff=SS/TS;\n",
+      "x=R/SS;  #x is number of times a packet is sent\n",
+      "\n",
+      "#Results\n",
+      "print 'Hopping rate is %d hopes/sec'%HR;\n",
+      "print 'No of bits transmitted in one slot are %d'%TS;\n",
+      "print 'Efficiency of packet transmission is %.4f'%Eff;\n",
+      "print 'Number of times a packet is sent is equal to %d'%x;"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Hopping rate is 1600 hopes/sec\n",
+        "No of bits transmitted in one slot are 240\n",
+        "Efficiency of packet transmission is 0.3333\n",
+        "Number of times a packet is sent is equal to 800\n"
+       ]
+      }
+     ],
+     "prompt_number": 1
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 19.2, Page 666"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Variable declaration\n",
+      "R=136.; # bits per slot\n",
+      "SR=800; # no of slots per second\n",
+      "\n",
+      "#Calculations\n",
+      "# A symmetric 1-slot DM1 link is setup  between a master and a slave\n",
+      "AR=R*SR; #Data rate in bps\n",
+      "\n",
+      "#Result\n",
+      "print 'Associated data rate is %0.1f kbps'%(AR/1000);"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Associated data rate is 108.8 kbps\n"
+       ]
+      }
+     ],
+     "prompt_number": 2
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}
+\ No newline at end of file