From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 3542/CH3/EX3.1/3_1.jpg | Bin 0 -> 93075 bytes 3542/CH3/EX3.1/Ex3_1.sce | 40 ++++++++++++++++++++++++++++++++++++++++ 2 files changed, 40 insertions(+) create mode 100644 3542/CH3/EX3.1/3_1.jpg create mode 100644 3542/CH3/EX3.1/Ex3_1.sce (limited to '3542/CH3/EX3.1') diff --git a/3542/CH3/EX3.1/3_1.jpg b/3542/CH3/EX3.1/3_1.jpg new file mode 100644 index 000000000..1a9431709 Binary files /dev/null and b/3542/CH3/EX3.1/3_1.jpg differ diff --git a/3542/CH3/EX3.1/Ex3_1.sce b/3542/CH3/EX3.1/Ex3_1.sce new file mode 100644 index 000000000..8c7484e21 --- /dev/null +++ b/3542/CH3/EX3.1/Ex3_1.sce @@ -0,0 +1,40 @@ +// Example 3.1 +// To compute the number of channels available per cell for a)four-cell reuse system a)seven-cell reuse system a)12-cell reuse system +// Page No.61 + +clc; +clear; + +// Given data +B=33*10^6; // Total bandwidth allocated to particular FDD system in Hz +Bc=25*10^3; // Bandwidth per channel in Hz +Nc=2; // Number of simplex channels +Bc=Bc*Nc; // Channel bandwidth in Hz + +Ntotal=B/Bc; // Total number of channels + +//a) To compute the number of channels available per cell for four-cell reuse system +N=4; // frequency reuse factor +chpercell=Ntotal/N; // number of channels available per cell for four-cell reuse system + +// Displaying the result in command window +printf('\n The number of channels available per cell for 4-cell reuse system = %0.0f channels',chpercell); +printf('\n One control channel and 160 voice channels would be assigned to each cell.'); + +// b) To compute the number of channels available per cell for seven-cell reuse system +N=7; // frequency reuse factor +chpercell=ceil(Ntotal/N); // number of channels available per cell for seven-cell reuse system + +// Answer is varrying due to round-off error + +// Displaying the result in command window +printf('\n \n The number of channels available per cell for 7-cell reuse system = %0.0f channels',chpercell); +printf('\n Each cell would have one control channel, four cells would have 90 voice channels and three cells would have 91 voice channels.'); + +// c) To compute the number of channels available per cell for 12-cell reuse system +N=12; // frequency reuse factor +chpercell=Ntotal/N; // number of channels available per cell for seven-cell reuse system + +// Displaying the result in command window +printf('\n \n The number of channels available per cell for 12-cell reuse system = %0.0f channels',chpercell); +printf('\n Each cell would have one control channel, eight cells would have 53 voice channels and four cells would have 54 voice channels.'); -- cgit