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فهرست محتوای دیجیتالی
فهرست مطالب
فهرست نقدها
26488 مرتبه مشاهده شده
Radio system design for telecommunications
Freeman, Roger L.
- ISBN:9780471757139
- Call Number : TK 6553 .F7254 2007
- Main Entry: Freeman, Roger L.
- Title:Radio system design for telecommunications [electronic resource] / Roger L. Freeman.
- Edition:3rd ed.
- Publisher:New York : IEEE, 2007.
- Physical Description:xxv, 880 p. : ill.; 25 cm.
- Series:Wiley series in telecommunications and signal processing
- Notes:Includes bibliographical references and index
- Subject:Radio relay systems -- Design and construction.
محتواي كتاب
- Radio System Design for Telecommunications
- CONTENTS
- Preface
- Chapter 1 Radio Propagation
- 1.1 Introduction
- 1.2 Loss in Free Space
- 1.3 Atmospheric Effects on Propagation
- 1.4 Diffraction Effects—The Fresnel Zone Problem
- 1.5 Ground Reflection
- 1.6 Fading
- 1.7 From Another Perspective—A Discussion of Fading
- 1.8 Fade Depth and Fade Duration
- 1.9 Penalty for Not Meeting Obstacle Clearance Criteria
- 1.10 Attenuation Through Vegetation
- Chapter 2 Line-of-Sight Microwave Radiolinks
- 2.1 Objective and Scope
- 2.2 Initial Planning and Site Selection
- 2.3 Path Profiles
- 2.4 Reflection Point
- 2.5 Site Survey
- 2.6 Path Analysis
- 2.7 Fading, Estimation of Fade Margin, and Mitigation of Fading Effects
- 2.8 Analysis of Noise on a FM Radiolink
- 2.9 Path Analysis Worksheet and Example
- 2.10 Frequency Assignment, Compatibility, and Frequency Plan
- Chapter 3 Digital Line-of-Sight Microwave Radiolinks
- 3.1 Introduction
- 3.2 Regulatory Issues
- 3.3 Modulation Techniques, Spectral Efficiency, and Bandwidth
- 3.4 Comparison of Several Types of Modulation
- 3.5 Some System Impairments Peculiar to Digital Operation
- 3.6 Performance Requirements and Objectives for Digital Radiolinks
- 3.6.1 Introduction
- 3.6.2 Five Definitions
- 3.6.3 Hypothetical Reference Digital Path (HRDP) for Radio-Relay Systems with a Capacity Above the Second Hierarchical Level
- 3.6.4 Error Performance Objectives for Real Digital Radiolinks Forming Part of a High-Grade Circuit in an ISDN Network
- 3.6.5 Error Performance Objectives of a 27,500-km Hypothetical Reference Path
- 3.6.6 Jitter and Wander
- 3.6.7 Error Performance from a Telecordia Perspective
- 3.7 Application of High-Level M-QAM to High-Capacity SDH/SONET Formats
- 3.8 Considerations of Fading on LOS Digital Microwave Systems
- 3.9 Path Analyses or Link Budgets on Digital LOS Microwave Paths
- Chapter 4 Forward Error Correction and Advanced Digital Waveforms
- Chapter 5 Over-the-Horizon Radiolinks
- 5.1 Objectives and Scope
- 5.2 Application
- 5.3 Introduction to Tropospheric Scatter Propagation
- 5.4 Tropospheric Scatter Link Design
- 5.5 Path Calculation/Link Analysis
- 5.6 Threshold Extension
- 5.7 Digital Transhorizon Radiolinks
- 5.8 Troposcatter Frequency Bands and the Sharing with Space Radio-Communication Systems
- Chapter 6 Basic Principles of Satellite Communications
- 6.1 Introduction, Scope, and Applications
- 6.2 Satellite Systems—An Introduction
- 6.3 Introduction to Link Analysis or Link Budget
- 6.3.1 Rationale
- 6.3.2 Frequency Bands Available for Satellite Communications
- 6.3.3 Free-Space Loss or Spreading Loss
- 6.3.4 Isotropic Receive Level—Simplified Model
- 6.3.5 Limitation of Flux Density on Earth’s Surface
- 6.3.6 Thermal Noise Aspects of Low-Noise Systems
- 6.3.7 Calculation of C/N(0)
- 6.3.8 Gain-to-Noise Temperature Ratio, G/T
- 6.3.9 Calculation of C/N(0) Using the Link Budget
- 6.3.10 Calculation S/N
- 6.4 Access Techniques
- 6.5 INTELSAT Systems
- 6.5.1 Introduction
- 6.5.2 INTELSAT Type A Standard Earth Stations
- 6.5.3 INTELSAT Standard B Earth Stations
- 6.5.4 INTELSAT Standard C Earth Stations
- 6.5.5 INTELSAT Standard D Earth Stations
- 6.5.6 INTELSAT Standard E Earth Stations
- 6.5.7 INTELSAT Standard F Earth Stations
- 6.5.8 Basic INTELSAT Space Segment Data Common to All Families of Standard Earth Stations
- 6.5.9 Television Operation Over INTELSAT
- 6.6 Domestic and Regional Satellite Systems
- Chapter 7 Digital Communications by Satellite
- 7.1 Introduction
- 7.2 Digital Operations of a Bent-Pipe Satellite System
- 7.3 Digital Speech Interpolation
- 7.4 INTELSAT TDMA/DSI System
- 7.5 Processing Satellites
- 7.6 Performance Considerations for Digital Satellite Communications
- 7.6.1 Hypothetical Reference Digital Path for Systems Using Digital Transmissio5 in the Fixed-Satellite Service
- 7.6.2 BERs at the Output of a HRDP for Systems Using PCM Telephony
- 7.6.3 Allowable Error Performance for a HRDP in the Fixed-Satellite Service Operating Below 15 GHz When Forming Part of an International Connection in an ISDN
- 7.6.4 Allowable Error Performance for a HRDP Operating at or Above the Primary Rate (The Impact of ITU-T Rec. 5.826)
- 7.7 Link Budgets for Digital Satellites
- Chapter 8 Very Small Aperture Terminals
- Chapter 9 Radio System Design Above 10 GHz
- 9.1 The Problem—An Introduction
- 9.2 The General Propagation Problem Above 10 GHz
- 9.3 Excess Attenuation Due to Rainfall
- 9.4 Calculation of Excess Attenuation Due to Rainfall for Satellite Paths
- 9.5 Excess Attenuation Due to Atmospheric Gases on Satellite Links
- 9.6 Attenuation Due to Clouds and Fog
- 9.7 Calculation of Sky Noise Temperature as a Function of Attenuation
- 9.8 The Sun as a Noise Generator
- 9.9 Propagation Effects with a Low Elevation Angle
- 9.10 Depolarization on Satellite Links
- 9.11 Scintillation Fading on Satellite Links
- 9.12 Trade-off Between Free-Space Loss and Antenna Gain
- Chapter 10 Mobile Communications: Cellular Radio and Personal Communication Services
- 10.1 Introduction
- 10.2 Some Basic Concepts of Cellular Radio
- 10.3 Radio Propagation in the Mobile Environment
- 10.4 Impairments—Fading in the Mobile Environment
- 10.5 The Cellular Radio Bandwidth Dilemma
- 10.6 Network Access Techniques
- 10.7 Frequency Reuse
- 10.8 Paging Systems
- 10.8.1 What Are Paging Systems?
- 10.8.2 Radio-Frequency Bands for Pagers
- 10.8.3 Radio Propagation into Buildings
- 10.8.4 Techniques Available for Multiple Transmitter Zones
- 10.8.5 Paging Receivers
- 10.8.6 System Capacity
- 10.8.7 Codes and Formats for Paging Systems
- 10.8.8 Considerations for Selecting Codes and Formats
- 10.9 Personal Communication Systems
- 10.10 Cordless Telephone Technology
- 10.11 Future Public Land Mobile Telecommunication System (FPLMTS)
- 10.12 Mobile Satellite Communications
- Chapter 11 Wireless LANs
- Chapter 12 High-Frequency (HF) Transmission Links
- 12.1 General
- 12.2 Applications of HF Radio Communication
- 12.3 Typical HF Link Operation, Conceptual Introduction
- 12.4 Basic HF Propagation
- 12.5 Choice of Optimum Operating Frequency
- 12.6 Propagation Modes
- 12.7 HF Communication Impairments
- 12.8 Mitigation of Propagation-Related Impairments
- 12.9 HF Impairments—Noise in the Receiving System
- 12.10 Notes on HF Link Transmission Loss Calculations
- 12.11 Link Analysis for Equipment Dimensioning
- 12.12 Some Advanced Modulation and Coding Schemes
- 12.13 Improved Lincompex for HF Radio Telephone Circuits
- Chapter 13 Meteor Burst Communication
- 13.1 Introduction
- 13.2 Meteor Trails
- 13.3 Typical Meteor Burst Terminals and Their Operation
- 13.4 System Design Parameters
- 13.5 Prediction of MBC Link Performance
- 13.5.1 Introduction
- 13.5.2 Receiver Threshold
- 13.5.3 Positions of Regions of Optimum Scatter
- 13.5.4 Effective Length, Average Height, and Radius of Meteor Trails
- 13.5.5 Ambipolar Diffusion Constant
- 13.5.6 Received Power
- 13.5.7 Meteor Rate
- 13.5.8 Burst Time Duration
- 13.5.9 Burst Rate Correction Factor
- 13.5.10 Waiting Time Probability
- 13.6 Design/Performance Prediction Procedure
- 13.7 Notes on MBC Transmission Loss
- 13.8 MBC Circuit Optimization
- 13.9 Meteor Burst Networks
- 13.10 Privacy and the Meteor Burst Footprint
- Chapter 14 Interference Issues in Radio Communications
- 14.1 Rationale
- 14.2 Spurious Response Interference Windows at a Receiver
- 14.3 Typical Interference Control for Line-of-Sight Microwave and Satellite Communication Facilities
- 14.4 Victim Digital Systems
- 14.5 Definition of C/I Ratio
- 14.6 Obstructed Interfering Paths
- 14.7 ITU-R Approach to Digital Link Performance Under Interference Conditions
- Chapter 15 Radio Terminal Design Considerations
- 15.1 Objective
- 15.2 Analog Line-of-Sight Radiolink Terminals and Repeaters
- 15.3 Digital LOS Microwave Terminals
- 15.3.1 Gray or Reflected Binary Codes
- 15.3.2 The Antenna Subsystem for LOS Microwave Installations
- 15.3.3 Analog Radiolink Repeaters
- 15.3.4 Diversity Combiners
- 15.3.5 Hot-Standby Operation
- 15.3.6 Pilot Tones
- 15.3.7 Service Channels
- 15.3.8 Alarm and Supervisory Subsystems
- 15.3.9 Antenna Towers—General
- 15.3.10 Waveguide Pressurization
- 15.4 Tropospheric Scatter and Diffraction Installations: Analog and Digital
- 15.5 Satellite Communications, Terminal Segment
- 15.6 Cellular and PCS Installations: Analog and Digital
- 15.7 HF Terminals and Antennas
- 15.8 Meteor Burst Installations
- Appendix 1 Availability of a Line-of-Sight Microwave Link
- Appendix 2 Reference Fields and Theoretical References; Converting RF Field Strength to Power
- Appendix 3 Glossary of Acronyms and Abbreviations
- Index