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Essential Guide to Microwave and Wireless

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Carl J. Weisman

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Prentice Hall

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RF/Microwave °³·Ð

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Summary

For courses in Telecommunications Programs.

RF Wireless Communication for Business Majors provides a complete, introductory overview of radio frequency (RF) technology and wireless communications. A valuable text/reference, it covers every level of the subject—from fundamental concepts, basic terminology, and components, to system building blocks and complete systems.


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Features

Accessible.
Requires no technical background or prior knowledge of the subject.
Complete coverage—Covers every level of the subject from fundamental concepts to complete systems.
An abundance of figures, photographs, and visual analogies.
Describes complex RF phenomena in several ways to ensure understanding by students with a variety of learning styles.
Use of humor and witticisms.
Motivates students by keeping the subject matter fun.
Text now, reference later.
Because each chapter is self-contained, yet builds systematically on the one before it, students can study the text for a deep understanding of the entire subject, can refer to any single chapter for a quick grasp of a single subject, and can use the books many tables, glossary, and various appendices as a convenient reference.

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Table Of Contents

I. FUNDAMENTALS.



1. Basic Concepts.

Introduction. Vocabulary. Prefixes. Basic Electronics Terminology. RF Basics. Transmitters and Receivers. Signals. Analog Signals. Frequency. Digital Signals.


2. RF Behavior.

Loss and Gain. Devices. Attenuation. Insertion Loss. Decibels. Definition. Decibel Math. Bandwidth. Definition. Octaves and Decades. Wideband and Narrowband. RF in the Environment. Signal Behavior. Skin Effect. Absorption. Reflection. Match. What is Match? The Meaning of 50 Ohms. VSWR. Return Loss. Consequences of an Imperfect Match. Impedance matching.



II. RF HARDWARE.



3. Basic System Components.

Block Diagrams. Receiver. Transmitter. Antennas. Block Diagram. Antenna Characteristics. Active and Passive. Sizes and Shapes. Signal Strength and Direction. How Antennas Work. Wavelength. Antenna Performance. Antenna Patterns. Polarization. Antenna Dimensions. One-Dimensional Antennas. Two-Dimensional Antennas. Amplifiers. Block Diagram. Fundamental Properties of Amplifiers. Gain. Noise Figure. Output Power. Linearity. How Amplifiers Work. Special Amplifiers. Limiting Amplifiers. Balanced Amplifiers. Variable Gain Amplifiers. Filters. Block Diagram. The Filters Function. The Role of the FCC. Filter Types. Filter Performance. Frequency Response. Special Filters. Duplexers. SAW Filters. Mixers. Block Diagram. The Mixers Function. The Mathematics. Changing Frequencies. Other Names for Mixers. How Mixers Work. Three Ports. Conversion Loss. Mixer Configurations. Two-Stage Mixers. Mixer Types. Frequency Doublers. Sources. Block Diagram. How Oscillators Work. Different Kinds of Oscillators. The Reason for the Different Oscillators. What Distinguishes Them. How the Frequency is Determined. A Special Oscillator—The VCO. How They Work. Synthesizers. The Use of Feedback. Phase-Locked Loops. A Quick Review. Transmitter Block Diagram. Receiver Block Diagram. Review. Transmitter. Antenna. Receiver.


4. Other Components.

Switches. Block Diagram. Switch Function and Performance. Function. Performance. Types of Switches. Electromechanical Switches. Solid State Switches. Poles and Throws. System Use. Attenuators. Block Diagram. The Attenuators Function. Types of Attenuators. Fixed Attenuators. Voltage Variable Attenuators. Digital attenuators. Dividers and Combiners. Block Diagram. The Dividers and Combiners Function. System Use. Couplers. Block Diagram. How Couplers Work. Types of Couplers. Directional and Bidirectional Couplers. Quadrature Couplers. Circulators and Isolators. Block Diagram. How Circulators Work. System Use. Isolators. Transformers. Block Diagram. The Transformers Function. Impedance Ratio. Detectors. Block Diagram. The Detectors Function.


5. Circuits and Signals.

Semiconductors. Materials and Devices. Solid State Technology. Silicon and Gallium Arsenide. Diodes and Transistors. Diodes. Transistors. HEMT Transistors. Integrated Circuits (MMIC). MMIC Performance. Circuit Technologies. Lumped and Distributed Circuits. Lumped Circuits. Distributed Circuits. Discrete, Hybrid, and MMIC Circuit Choices. Subassemblies. Cavities. Modulation. What is Modulation? Types of Modulation. Amplitude Modulation. Binary Amplitude Shift Keying. Frequency Modulation. Phase Modulation. Quadrature Amplitude Modulation. Modulators and Demodulators. Getting Around. Cables. Cable Construction. Cable Types and Designations. Connectors. Connectors in Cable Assemblies. Connector Families. Adapters. Waveguides. Circuit Traces. Hybrids and Printed Circuit Boards. Stripline, Microstrip and Coplanar Waveguide.



III. RF SYSTEMS.



6. Older Technology.

Broadcasting. What is Broadcasting? Characteristics. Constraints. The Role of Frequency. Allocation. Propagation. Tuning In. The Tuner. Television Delivery. Three ways. Breaking News. Radar. What is Radar? Definition. The Role of Frequency. How Radar Works. The Role of Reflection. How Radar Determines Distance. How Radar Determines Direction. How Radar Determines Velocity. Different Radar Systems. Pulsed Radar Systems. Doppler Radar Systems. Satellite Communications. Why Satellites? How Satellites Work. Geosynchronous Orbit. Uplink/Downlink. Satellite Dishes. Footprints. RF Electronics. About the Spacecraft. Satellite Systems. Three Topologies. The Role of Frequency. A Special Satellite System—GPS. What is GPS? Theory of Operation. The Next Generation Satellites—LEO. Why LEOs? How LEOs Work.


7. The New World of Wireless.

Fixed Wireless Applications. Point-to-Point Microwave. What is Point-to-Point Microwave? Uses for Point-to-Point Microwave. Point-to-Point Operations. Wireless Local Loop. What is the Local Loop? Why Wireless Local Loop? Wireless Local Loop Technology. The Perfect WLL Solution—LMDS. A New Technology—Spread Spectrum. ISM—Unlicensed Spread Spectrum. Spread Spectrum—Theory of Operation. ISM Spread Spectrum Applications. Other Applications. FCC Allocations. Mobile Telephony. Mobile Telephony Choices. Different Technologies. A World of Choices. The Next Generation. The Cellular Concept. Topology. Infrastructure. Mobility. Frequency Reuse and Air Interface. Frequency Reuse. Air Interface. Adding Capacity. Within a Cell. Uncovered Areas. Glossary.


Appendix A: Acronyms.
Appendix B: Specifications.
Bibliography.
About the Author.
Index

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