Basic Terms and Definitions

Basic Terms and Definitions

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A number of specialized terms are applicable to the characterization, specification, and/or measurement of electromagnetic interference (EMI). It is particularly important that individuals responsible for ensuring that equipments and/or systems operate in an electromagnetically compatible manner be familiar with the basic terms and definitions that are widely used throughout the electromagnetic compatibility (EMC) community. This chapter presents a discussion of the basic terms and definitions that are important to the EMC engineer or technician.

Chapter Contents:

  • 2.1 Decibels
  • 2.2 EMI Conducted Terminology
  • 2.3 EMI Radiated Terminology
  • 2.4 Representation of Signals in the Time and Frequency Domains
  • 2.4.1 Fourier Series
  • 2.4.2 Fourier Transform
  • 2.4.3 Spectral Representation
  • 2.5 Transients
  • 2.5.1 Transient Sources
  • 2.6 Narrowband Emissions
  • 2.7 Broadband Emissions
  • 2.7.1 Incoherent Broadband Emission
  • 2.8 Frequency and Wavelength
  • 2.9 Units of Measure for EMI Signals
  • Suggested Readings: Basic Terms and Definitions

Inspec keywords: electromagnetic interference; electromagnetic compatibility

Other keywords: EMC; EMI; electronic system design; electromagnetic interference measurement; electromagnetic compatibility community

Subjects: Electromagnetic compatibility and interference

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