Page 5 - eBOOK FUNDAMENTAL OF TELECOMMUNICATION NETWORK

F U N D A M E N T A L O F
T E L E C O M M U N I C A T I O N
N E T W O R K

S INTRODUCTION 1

T PREFACE 2

N 1. TRADITIONAL TELECOM

E WORLD 3

History of Telephony Technology
T

N 2. PULSE CODE MODULATION

What is PCM?
13
O 3 Steps in PCM 15

Sampling
C Quantizing 16
19

Encoding 22
F Data Rate for Basic Voice Signal 24
25
Self-Assessment Activities
O

3. PUBLIC SWITCHED
TELEPHONE NETWORK
E What is PSTN? 27

L Basic PSTN Network Diagram 29

B Self-Assessment Activities 30

A

T

F U N D A M E N T A L O F T E L E C O M M U N I C A T I O N N E T W O R K