Radio Propagation in the Urban Scenario
Franceshetti, Giorgio.
Radio Propagation in the Urban Scenario [electronic resource]. - Norwood : Artech House, 2023. - 1 online resource (311 p.)
Description based upon print version of record. 4.3 Atmospheric Effect: Ray Curvature and Effective Earth Radius
Radio Propagation in the Urban Scenario -- Contents -- Preface -- 1 Introduction -- 1.1 Historical Notes -- 1.2 Electromagnetic Spectrum -- 1.3 Radio, Television, Mobile Telephony, and Wireless Networks -- 1.4 Challenges in the (Electromagnetic) Design of Modern Wireless Networks -- References -- 2 Fundamentals of Electromagnetic Propagation and Radiation -- 2.1 Maxwell's Equations -- 2.1.1 Maxwell's Equations in the Frequency Domain -- 2.1.2 Sinusoidal Vector Fields, Phasor Vectors, and Polarization -- 2.2 Electromagnetic Properties of Materials 2.2.1 Power Losses in Materials, Power Flux, and Energy Conservation -- 2.2.2 Dielectric Materials -- 2.2.3 Conductors -- 2.2.4 Perfect Electric Conductors (PECs) -- 2.2.5 Plasma -- 2.2.6 Boundary Between Two Media and Boundary Condition on PEC's Surface -- 2.3 Plane-Wave Propagation, Reflection, and Transmission -- 2.3.1 Homogeneous Plane Waves -- 2.3.2 Nonhomogeneous Plane Waves -- 2.3.3 Plane Waves for Arbitrarily Time-Varying Fields -- 2.3.4 Narrowband Signals and Group Velocity -- 2.3.5 Plane Wave Reflection and Transmission at a Plane Boundary 2.3.6 Plane Wave Propagation in Layered Media -- 2.3.7 Plane Wave Propagation in Anisotropic Media -- 2.4 Radiation -- 2.4.1 Elementary Source -- 2.4.2 Radiation from an Arbitrary Current Distribution -- 2.4.3 Far Field -- 2.4.4 Equivalent Problems and Magnetic Sources -- 2.5 Transmitting and Receiving Antennas -- 2.5.1 Parameters of a Transmitting Antenna -- 2.5.2 Parameters of a Receiving Antenna -- 2.5.3 Some Commonly Used Antennas -- 2.5.4 Arrays of Antennas, Phased Arrays, and Beamforming -- 2.6 Friis Formula for Free-Space Radio Links 2.6.1 Antenna Noise Temperature and Receiver Noise Figure -- 2.6.2 Example: Downlink in a Satellite Communication System -- References -- 3 Asymptotic Techniques -- 3.1 Geometrical Optics -- 3.1.1 Fermat's Principle -- 3.1.2 GO in Homogeneous Media -- 3.1.3 Interface Between Homogeneous Media: Reflected and Transmitted Ray Congruences -- 3.1.4 Example of Inhomogeneous Media: Stratified Medium -- 3.2 Fresnel Ellipsoids -- 3.3 Stationary Phase Method -- 3.3.1 Finite Integration Interval -- 3.3.2 Transition Function -- 3.4 Diffraction -- 3.4.1 Stationary Phase Point Contribution: The GO Field 3.4.2 End-Point Contribution: The Edge Diffracted Field -- 3.5 Geometrical Theory of Diffraction and Its Uniform Extension -- 3.5.1 Diffraction from a Perfectly Conducting Wedge: GTD and UTD Solutions -- 3.5.2 Lossy Dielectric Wedge -- 3.6 Rough-Surface Scattering -- 3.6.1 Mean Value of the Scattered Field -- 3.6.2 Variance of the Scattered Field -- References -- 4 Propagation Over a Flat or Spherical Earth -- 4.1 Ground-Wave Propagation and Two-Ray Model -- 4.1.1 Example: Link Between Two Walkie-Talkies -- 4.1.2 Effect of Surface Roughness -- 4.2 Effect of the Earth's Curvature
1630818577 9781630818579
Wireless communication systems.
TK5103.2
621.384
Radio Propagation in the Urban Scenario [electronic resource]. - Norwood : Artech House, 2023. - 1 online resource (311 p.)
Description based upon print version of record. 4.3 Atmospheric Effect: Ray Curvature and Effective Earth Radius
Radio Propagation in the Urban Scenario -- Contents -- Preface -- 1 Introduction -- 1.1 Historical Notes -- 1.2 Electromagnetic Spectrum -- 1.3 Radio, Television, Mobile Telephony, and Wireless Networks -- 1.4 Challenges in the (Electromagnetic) Design of Modern Wireless Networks -- References -- 2 Fundamentals of Electromagnetic Propagation and Radiation -- 2.1 Maxwell's Equations -- 2.1.1 Maxwell's Equations in the Frequency Domain -- 2.1.2 Sinusoidal Vector Fields, Phasor Vectors, and Polarization -- 2.2 Electromagnetic Properties of Materials 2.2.1 Power Losses in Materials, Power Flux, and Energy Conservation -- 2.2.2 Dielectric Materials -- 2.2.3 Conductors -- 2.2.4 Perfect Electric Conductors (PECs) -- 2.2.5 Plasma -- 2.2.6 Boundary Between Two Media and Boundary Condition on PEC's Surface -- 2.3 Plane-Wave Propagation, Reflection, and Transmission -- 2.3.1 Homogeneous Plane Waves -- 2.3.2 Nonhomogeneous Plane Waves -- 2.3.3 Plane Waves for Arbitrarily Time-Varying Fields -- 2.3.4 Narrowband Signals and Group Velocity -- 2.3.5 Plane Wave Reflection and Transmission at a Plane Boundary 2.3.6 Plane Wave Propagation in Layered Media -- 2.3.7 Plane Wave Propagation in Anisotropic Media -- 2.4 Radiation -- 2.4.1 Elementary Source -- 2.4.2 Radiation from an Arbitrary Current Distribution -- 2.4.3 Far Field -- 2.4.4 Equivalent Problems and Magnetic Sources -- 2.5 Transmitting and Receiving Antennas -- 2.5.1 Parameters of a Transmitting Antenna -- 2.5.2 Parameters of a Receiving Antenna -- 2.5.3 Some Commonly Used Antennas -- 2.5.4 Arrays of Antennas, Phased Arrays, and Beamforming -- 2.6 Friis Formula for Free-Space Radio Links 2.6.1 Antenna Noise Temperature and Receiver Noise Figure -- 2.6.2 Example: Downlink in a Satellite Communication System -- References -- 3 Asymptotic Techniques -- 3.1 Geometrical Optics -- 3.1.1 Fermat's Principle -- 3.1.2 GO in Homogeneous Media -- 3.1.3 Interface Between Homogeneous Media: Reflected and Transmitted Ray Congruences -- 3.1.4 Example of Inhomogeneous Media: Stratified Medium -- 3.2 Fresnel Ellipsoids -- 3.3 Stationary Phase Method -- 3.3.1 Finite Integration Interval -- 3.3.2 Transition Function -- 3.4 Diffraction -- 3.4.1 Stationary Phase Point Contribution: The GO Field 3.4.2 End-Point Contribution: The Edge Diffracted Field -- 3.5 Geometrical Theory of Diffraction and Its Uniform Extension -- 3.5.1 Diffraction from a Perfectly Conducting Wedge: GTD and UTD Solutions -- 3.5.2 Lossy Dielectric Wedge -- 3.6 Rough-Surface Scattering -- 3.6.1 Mean Value of the Scattered Field -- 3.6.2 Variance of the Scattered Field -- References -- 4 Propagation Over a Flat or Spherical Earth -- 4.1 Ground-Wave Propagation and Two-Ray Model -- 4.1.1 Example: Link Between Two Walkie-Talkies -- 4.1.2 Effect of Surface Roughness -- 4.2 Effect of the Earth's Curvature
1630818577 9781630818579
Wireless communication systems.
TK5103.2
621.384