05107nam 2200613 450 991079228670332120230125212644.01-60807-138-3(CKB)2560000000152363(EBL)1645674(SSID)ssj0001132834(PQKBManifestationID)12510690(PQKBTitleCode)TC0001132834(PQKBWorkID)11155436(PQKB)10452648(Au-PeEL)EBL1645674(CaPaEBR)ebr11069358(OCoLC)873139796(CaBNVSL)mat09100094(IEEE)9100094(MiAaPQ)EBC1645674(EXLCZ)99256000000015236320200730d2011 uy engurcnu||||||||txtccrRadio wave propagation fundamentals /Artem SaakianNorwood, Massachusetts :Artech House,©2011.[Piscataqay, New Jersey] :IEEE Xplore,[2011]1 online resource (376 p.)Artech House radar libraryDescription based upon print version of record.1-60807-137-5 Includes bibliographical references and index.Radio Wave Propagation Fundamentals; Contents; Preface; Chapter 1 Introduction; 1.1 Historical Overview; 1.2 Classification of Radio Waves by Frequency Bands; 1.3 The Earth's Atmosphere and Its Structure; 1.4 Classification of Radio Waves by Its Propagation Mechanisms; 1.5 Interferences in RF Transmission Links; Problems; References; Chapter 2 Basics of Electromagnetic Waves Theory; 2.1 Electromagnetic Process; 2.1.1 Maxwell's Equations of Electrodynamics; 2.1.2 Boundary Conditions of Electrodynamics; 2.1.3 Time-Harmonic Electromagnetic Process-Classification of Medi aby Conductivity.2.2 Free Propagation of Uniform Plane Radio Waves2.2.1 Uniform Plane Wave in Lossless Medium; 2.2.2 Uniform Plane Wave in Lossy Medium; 2.3 Polarization of the Radio Waves; 2.4 Reflection and Refraction of Plane Radio Wave from the Boundary of Two Media; 2.4.1 Normal Incidence on a Plane Boundary; 2.4.2 Oblique Incidence of Vertically Polarized Radio Wave; 2.4.3 Oblique Incidence of Horizontally Polarized Radio Wave; 2.4.4 Reflection of the Radio Wave with Arbitrary Polarization; 2.4.5 Power Reflection and Transmission.2.4.6 Reflection of the Radio Wave from the Boundary of Nonideal Dielectric Medium2.5 Radiation from Infinitesimal Electric Current Source:Spherical Waves; 2.6 Spatial Area Significant for Radio Waves Propagation; 2.6.1 Principle of Huygens-Kirchhoff; 2.6.2 Fresnel Zones; 2.6.3 Knife-Edge Diffraction; 2.6.4 Practical Applications of the Fresnel Zones Concept; Problems; References; Appendix 2A Useful Mathematical Relations; 2A.1 Trigonometric Equalities; 2A.2 Vector Analysis; Appendix 2B Polarization of Radio Waves; 2B.1 General Approach.Appendix 2C Basic Relations in Infinitesimal Electric Current Source Radiation Analysis2C.1 Helmholtz Equation for Vector Potential; 2C.2 Radiation from the Electric Current Point Source; Appendix 2D Fresnel's Integrals; Chapter 3 Basics of Antennas for RF Radio Links; 3.1 Basic Parameters of Antennas; 3.1.1 Radiation Pattern and Directivity; 3.1.2 Radiation Resistance and Loss Resistance; 3.1.3 Antenna Effective Length and Effective Area of the Aperture; 3.2 General Relations in Radio Wave Propagation Theory; Problems; References.Chapter 4 Impact of the Earth Surface on Propagation of Ground Waves4.1 Propagation Between Antennas Elevated Above the Earth's Surface: Ray-Trace Approach; 4.1.1 Flat Earth Approximation Case Study; 4.1.2 Propagation over the Spherical Earth Surface; 4.1.3 Specifics of Propagation over a Rough and Hilly Terrain; 4.1.4 Optimal Path Clearance and Choice of the Antenna Elevations; 4.1.5 Propagation Prediction Models in Urban, Suburban, and Rural Areas; 4.2 Propagation Between Ground-Based Antennas over the Flat Earth; 4.2.1 Antennas over the Infinite, Perfect Ground Plane.Written for professional engineers and students who specialize in antenna, communication and radar systems, this authoritative book provides a thorough introduction to the basic principles of electromagnetic wave propagation of radio frequencies in real-world conditions. It serves as an invaluable daily reference for practitioners in the field and also as a complete, organized text on the subject. This comprehensive resource covers a wide range of essential topics, from the classification of radio waves, electromagnetic wave theory, and antennas for RF radio links ... to the impact of the earth.Artech House radar library.Radio wave propagationRadio wave propagation.621.384/11Saakian Artem S.1575108CaBNVSLCaBNVSLCaBNVSLBOOK9910792286703321Radio wave propagation fundamentals3851814UNINA