ZyXEL Communications PLA-470 V2 - V3.0.5 Przewodnik Instalacji Pobierz pdf (Strona 8)

Contents

Preface xiii

Organization of the Book xiii

Acknowledgments

xvii

CHAPTER 1

Introduction

1

PLC Technologies 1

Standard Organizations 2

What Kinds of Standards Are There? 4

Consortiums and Associations 8

Toward a Standardization of PLC Technology 10

Future IEEE Standard 10

Future Interoperability Standard 10

Advantages and Disadvantages of PLC 10

PART I

PLC Theory

13

CHAPTER 2

Architecture

15

Architecture of Electrical Networks 15

Characteristics of Electrical Wiring 17

Modeling Electrical Networks 22

Architecture with a Shared Medium 24

Public Networks 24

Private Networks 24

Analogy with a Network Hub 25

The Concept of PLC Repeaters 25

Layered Architecture 27

The Physical Layer 27

Frequency Bands 27

CHAPTER 3

Functionality

31

Network Mode Functionality 31

Master-Slave Mode 32

vii

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 348 349

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