Radio propagation and adaptive antennas for wireless communication networks : terrestrial, atmospheric, and ionospheric /

• Κύριος συγγραφέας: Blaunstein, Nathan
• Άλλοι συγγραφείς: Christodoulou, Christos G., 1955-
• Μορφή: Ηλ. βιβλίο
• Γλώσσα: English
• Έκδοση: Second edition.
• Σειρά: Wiley series in microwave and optical engineering.
• Θέματα: Adaptive antennas.; Radio wave propagation.; Wireless communication systems > Equipment and supplies.; Cell phone systems > Equipment and supplies.; Electronic books.

Explores novel wireless networks beyond 3G, and advanced 4G technologies, such as MIMO, via propagation phenomena and the fundamentals of adapted antenna usage. Explains how adaptive antennas can improve GoS and QoS for any wireless channel, with specific examples and applications in land, aircraft...

Πίνακας περιεχομένων:

• Cover; Wiley Series in Microwave and Optical Engineering; Title page; Copyright page; Contents; Preface; PART I: Fundamentals of Wireless Links and Networks; CHAPTER ONE: Wireless Communication Links with Fading; 1.1. Radio Communication Link; 1.2. Frequency Band for Radio Communications; 1.3. Noise in Radio Communication Links; 1.4. Main Propagation Characteristics; 1.4.1. Path Loss; 1.4.2. Characteristics of Multipath Propagation; 1.4.3. Signal Presentation in Wireless Communication Channels; 1.4.4. Parameters of the Multipath Communication Channel.
• 1.4.5. Types of Fading in Multipath Communication Channels; 1.4.6. Characterization of Multipath Communication Channels with Fading; 1.5. High-Level Fading Statistical Parameters; 1.5.1. Level Crossing Rate: A Mathematical Description; 1.5.2. Average Fade Duration: A Mathematical Description; 1.6. Adaptive Antennas Application; References; CHAPTER TWO: Antenna Fundamentals; 2.1. Radiation Pattern; 2.2. Field Regions of an Antenna; 2.3. Radiation Intensity; 2.4. Directivity and Gain; 2.5. Polarization; 2.5.1. Wave and Antenna Polarization; 2.5.2. Linear, Circular, and Elliptical Polarization.
• 2.5.3. Three-Dimensional Characteristics and Vectors of the Polarized Ellipse; 2.6. Terminal Antennas in Free Space; 2.7. Antenna Types; References; CHAPTER THREE: Fundamentals of Wireless Networks; 3.1. Cellular Networks Concept; 3.2. Spread Spectrum Modulation; 3.2.1. Main Properties of Spread Spectrum Modulation; 3.2.2. Main Definitions and Characteristics of Spread Spectrum Modulation; 3.2.3. Direct Sequence Spread Spectrum Modulation Technique; 3.2.4. The Frequency Hopping Technique; 3.2.5. Time Hopping Technique; 3.3. Multiple Access Technologies and Networks.
• 3.3.1. Introduction to Multiple Access Technologies; 3.3.2. Frequency Division Multiple Access; 3.3.3. Time Division Multiple Access; 3.3.4. Code Division Multiple Access; 3.3.5. Space Division Multiple Access; 3.4. Capacity of Information Data in Multiple Access Networks; Exercises; References; PART II: Fundamentals of Radio Propagation; CHAPTER FOUR: Electromagnetic Aspects of Wave Propagation over Terrain; 4.1. Wave Propagation in Free Space; 4.1.1. A Plane, Cylindrical, and Spherical Wave Presentation; 4.1.2. Green's Function Presentation; 4.1.3. Huygens's Principle.
• 4.1.4. The Concept of Fresnel Zones for Free Space; 4.1.5. Polarization of Radio Waves; 4.2. Path Loss in Free Space; 4.3. Radio Propagation above Flat Terrain; 4.3.1. Boundary Conditions at the Perfectly Conductive Surface; 4.3.2. Reflection Coefficients; 4.4. Propagation above Rough Terrain in LOS Conditions; 4.4.1. Scattering from a Rough Ground Surface; 4.4.2. The Perturbation Solution; 4.4.3. The Kirchhoff Approximation; 4.4.4. The Rayleigh Approximation; 4.5. Propagation above a Smooth Curved Terrain; 4.5.1. Fock's Model; 4.6. Effect of a Single Obstacle Placed on a Flat Terrain.
• Exercises.