Electromagnetic Waves

Electromagnetic Waves

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This chapter covers the following topics: characteristics of electromagnetic waves; radiowave optical principles; radiation and reception; and environmental wave-propagation effects.

Chapter Contents:

  • 1.1 Characteristics of Electromagnetic Waves
  • 1.1.1 Wave Velocity
  • 1.1.2 Frequency and Wavelength
  • 1.1.3 Space-Time Relationships
  • 1.1.4 Polarization
  • 1.1.5 Rays and Wavefronts
  • 1.1.6 Spherical Waves and the Inverse-Square Law
  • 1.1.7 Field Intensity and Power Density
  • 1.1.8 Decibel (Logarithmic) Expression of Attenuation
  • 1.1.9 Absorption
  • 1.2 Radio-Wave Optical Principles
  • 1.2.1 Refraction
  • 1.2.2 Reflection
  • 1.2.3 Principle of Images
  • 1.2.4 Interference
  • 1.2.5 Huygens' Principle: Diffraction
  • 1.3 Radiation and Reception
  • 1.3.1 Requirements for Radiation
  • 1.3.2 Reception and Reciprocity
  • 1.4 Environmental Wave-Propagation Effects
  • 1.4.1 The Earth Environment
  • 1.4.2 Beyond-the-Horizon Propagation
  • 1.4.3 Reflection from the Earth's Surface
  • 1.4.4 Variations in Earth's Reflection Coefficient
  • 1.4.5 Wave Nomenclature
  • 1.4.6 Transionospheric Propagation
  • 1.4.7 The Radio-Transmission Equation
  • References
  • Problems and Exercises

Inspec keywords: ionospheric electromagnetic wave propagation; radiowave propagation; electromagnetic wave propagation

Other keywords: electromagnetic waves reception; electromagnetic waves radiation; environmental wave propagation; radiowave optical principle

Subjects: Ionospheric electromagnetic wave propagation; Electromagnetic wave propagation; Electromagnetic waves: theory

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