Mobile communication equipment

Brief introduction

"Mobile Communication Equipment" is a nationally planned textbook for the major professional courses of electronic information, communication technology and electronic technology application in secondary vocational schools. "Mobile Communication Equipment" is divided into 9 chapters. Chapter 1 is an introduction to mobile communication, which mainly gives a general introduction to the development, characteristics, classification, and commonly used mobile communication systems of mobile communication; Chapter 2 is about mobile communication Networking technology; Chapter 3 is the wireless paging system, which introduces the working process of the wireless paging system; Chapter 4 is the wireless paging receiver, which introduces the working process of the wireless paging receiver and the typical paging receiver Circuit analysis and wireless paging receiver debugging and maintenance methods; Chapter 5 is the digital cellular mobile phone system, discussing the composition of the digital mobile communication system; Chapter 6 is the digital mobile phone; Chapter 7 is other mobile communications System; Chapter 8 is the channel transmission characteristics of mobile communication; Chapter 9 is the practice and training of mobile communication receivers. It introduces the practice and training preparation of mobile communication receivers, disassembly and testing of pagers, pager frequency modification technology, and digital The disassembly and assembly of mobile phones, the use of digital mobile phone repairers and maintenance cards, etc.

This course aims to train students into high-quality workers who can work in the production and management of communication equipment, technical services and other positions. At the same time, it also lays the foundation for further learning of the maintenance courses of mobile communication equipment.

Book Catalog

Chapter 1 Introduction to Mobile Communications

1.1 Overview of the Development of Mobile Communications

1.1.1 Development of Mobile Communications< /p>

1.1.2 The development of mobile communication in China

1.1.3 The development trend of mobile communication

1.2 Commonly used mobile communication systems

1.2. 1 Wireless paging (BB machine) system

1.2.2 Cellular mobile phone system

1.2.3 Cordless phone system

1.2.4 Cluster mobile communication system

1.2.5 Centerless multi-channel addressing mobile communication system

1.3 Characteristics and classification of mobile communication

1.3.1 Characteristics of mobile communication

1.3.2 Classification of mobile communication

1.4 Working mode of mobile communication

1.4.1 Simplex system

1.4.2 Half duplex System

1.4.3 Duplex system

1.5 Frequency band usage of mobile communication system

Exercise 1

Chapter 2 Mobile communication Networking technology

2.1 Service area of ​​mobile communication network

2.1.1 Large area system and cell system mobile communication system

2.1.2 Handover and Roaming

2.2 Division method of service area

2.2.1 Strip service area and its frequency configuration method

2.2.2 Plane service area

2.2.3 Incentive methods and cell splitting

2.2.4 Cell model

2.3 Types of mobile communication network

2.3.1 Network structure< /p>

2.3.2 Channel structure

2.4 How the mobile communication network enters the local telephone network

2.4.1 Subscriber line access method

2.4 .2 Local telephone trunk line access method

2.4.3 Mobile phone tandem center method

2.5 Routing and connection

2.5.1 Mobile users calling fixed users< /p>

2.5.2 Fixed users calling mobile users

2.5.3 Mobile users calling mobile users

2.6 Multi-channel sharing technology

2.6. 1 Multi-channel sharing

2.6.2 Automatic channel selection method

Exercises 2

Chapter 3 Wireless Paging System

3.1 Overview

3.1.1 Basic working process of wireless paging system

3.1.2 Types of wireless paging service

3.1.3 The basic working process of wireless paging system Development Trend

3.2 Introduction to paging station equipment

3.2.1 Composition of paging system

3.2.2 Working process of each component

3.3 Wireless paging network Structure

3.3.1 Structure of local wireless paging network

3.3.2 Structure of regional wireless paging network

3.3.3 National networked wireless Paging network

3.4 Paging signal and coding process

3.4.1 Wireless paging 1 number

3.4.2 FLEX coding system

< p>Exercise 3

Chapter 4 Wireless Paging Receiver

4.1 The composition and working process of the paging receiver

4.1.1 Signal receiving part< /p>

4.1.2 Receiving antenna

4.1.3 Signal processing circuit

4.1.4 Power section

4.2 Typical pager structure and circuit analysis

4.2.1 Motorola BRAVO EXPRESS/Pocket Digital Pager

4.2.2 Motorola ADVISOR/Consultant Chinese Pager

4.3 Pager Programming and Decryption


4.3.1 Programming hardware configuration

4.3.2 Basic status of the code writer

4.3.3 Introduction to the pager code writing software

4.3 .4 Decryption of pager

4.4 Debugging and maintenance of pager receiver

4.4.1 Basic knowledge of pager debugging and maintenance

4.4.2 Pager Failure analysis

Exercise 4

Chapter 5 Digital Cellular Mobile Phone System

5.1 Composition of Digital Mobile Communication System

5.2 Digital Cellular System

5.2.1 Overview of Digital Mobile Communication System


Chapter 6 Digital Mobile Phone

Chapter 7 Others Mobile Communication System

Chapter 8 Channel Transmission Characteristics of Mobile Communication

Chapter 9 Mobile Communication Receiver Practice and Training

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