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harmonic components

См. также в других словарях:

  • harmonic analysis — noun analysis of a periodic function into a sum of simple sinusoidal components • Syn: ↑Fourier analysis • Hypernyms: ↑analysis * * * noun : the approximate expression of a periodic function known only for some values of the independent variable… …   Useful english dictionary

  • Harmonic series (music) — Harmonic series of a string. Pitched musical instruments are often based on an approximate harmonic oscillator such as a string or a column of air, which oscillates at numerous frequencies simultaneously. At these resonant frequencies, waves… …   Wikipedia

  • Harmonic analysis — is the branch of mathematics that studies the representation of functions or signals as the superposition of basic waves. It investigates and generalizes the notions of Fourier series and Fourier transforms. The basic waves are called harmonics… …   Wikipedia

  • Harmonic (disambiguation) — Harmonic usually refers to components of sound. For applications of the concept to the Electrical power industry and power systems, see Harmonics (electrical power).Harmonic can also refer to: * harmonic (mathematics), a number of concepts in… …   Wikipedia

  • harmonic analysis — n. 1. the study of Fourier series 2. the act of breaking a periodic function into components, each expressed as a sine or cosine function …   English World dictionary

  • harmonic analysis — Math. 1. the calculation of Fourier series and their generalization. 2. the study of Fourier series and their generalization. Also called Fourier analysis. [1865 70] * * * ▪ mathematics       mathematical procedure for describing and analyzing… …   Universalium

  • Harmonic — This article is about the components of periodic signals. For other uses, see Harmonic (disambiguation). The nodes of a vibrating string are harmonics. A harmonic of a wave is a component frequency of the signal that is an integer multiple of the …   Wikipedia

  • Harmonic drive — A harmonic drive is an input/output gearing mechanism. It is typically used for gearing reduction, but may also be used to increase rotational speed or for differential gearing. Very high gear reduction ratios are possible in a small volume… …   Wikipedia

  • harmonic — [hα: mɒnɪk] adjective 1》 relating to or characterized by harmony: a four chord harmonic sequence. 2》 Music relating to or denoting a harmonic or harmonics. 3》 Mathematics relating to a harmonic progression.     ↘Physics of or denoting components… …   English new terms dictionary

  • harmonic analyzer — noun An instrument used to measure the amplitudes, frequencies and phases of the components of a nonsinusoidal waveform; especially one used for analyzing audio frequencies …   Wiktionary

  • Total harmonic distortion — The total harmonic distortion, or THD, of a signal is a measurement of the harmonic distortion present and is defined as the ratio of the sum of the powers of all harmonic components to the power of the Fundamental frequency.Lesser THD, for… …   Wikipedia

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