aperture distribution

aperture distribution
апертурне розподілення поля у розхилі (антени)

Англійсько-український словник авіаційних термінів / Уклад.: Р.О. Гільченко. - К.: НАУ. 2009.

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  • Aperture synthesis — or synthesis imaging is a type of interferometry that mixes signals from a collection of telescopes to produce images having the same angular resolution as an instrument the size of the entire collection. At each separation and orientation, the… …   Wikipedia

  • Aperture card — An aperture card is a type of punched card with a cut out window into which a chip of microfilm is mounted. Such a card is used for archiving or for making multiple inexpensive copies of a document for ease of distribution. The card is typically… …   Wikipedia

  • aperture field distribution — apertūros lauko pasiskirstymas statusas T sritis radioelektronika atitikmenys: angl. aperture field distribution vok. Aperturfeldverteilung, f rus. распределение поля в раскрыве, n pranc. distribution du champ d ouverture, f …   Radioelektronikos terminų žodynas

  • distribution du champ d'ouverture — apertūros lauko pasiskirstymas statusas T sritis radioelektronika atitikmenys: angl. aperture field distribution vok. Aperturfeldverteilung, f rus. распределение поля в раскрыве, n pranc. distribution du champ d ouverture, f …   Radioelektronikos terminų žodynas

  • Numerical aperture — The numerical aperture with respect to a point P depends on the half angle θ of the maximum cone of light that can enter or exit the lens. In optics, the numerical aperture (NA) of an optical system is a dimensionless number that characterizes… …   Wikipedia

  • Interferometric synthetic aperture radar — Interferometric synthetic aperture radar, also abbreviated InSAR or IfSAR, is a radar technique used in geodesy and remote sensing. This geodetic method uses two or more synthetic aperture radar (SAR) images to generate maps of surface… …   Wikipedia

  • Launch numerical aperture — In telecommunications, launch numerical aperture (LNA) is the numerical aperture of an optical system used to couple (launch) power into an optical fiber. LNA may differ from the stated NA of a final focusing element if, for example, that element …   Wikipedia

  • Diffraction — Computer generated intensity pattern formed on a screen by diffraction from a square aperture …   Wikipedia

  • Side lobe — In antenna engineering, side lobes are the lobes of the far field radiation pattern that are not the main beam, where the terms beam and lobe are synonyms. An antenna radiation pattern is more commonly called a beam pattern. The power density in… …   Wikipedia

  • Chondrina clienta — Conservation status NE[1] Scientific classification Kingdom: Animalia …   Wikipedia

  • Anisus leucostoma — Taxobox name = Anisus leucostoma status = NE regnum = Animalia phylum = Mollusca classis = Gastropoda subclassis = Orthogastropoda superordo = Heterobranchia ordo = Pulmonata familia = Planorbidae genus = Anisus species = A. leucostoma binomial …   Wikipedia

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