antenna polar diagram

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• radiation diagram — noun graphical representation (in polar or Cartesian coordinates) of the spatial distribution of radiation from an antenna as a function of angle • Syn: ↑radiation pattern, ↑pattern • Hypernyms: ↑graph, ↑graphical record • Part Meronyms: ↑lobe …   Useful english dictionary

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• Radiation pattern — Three dimensional antenna radiation patterns. The radial distance from the origin in any direction represents the strength of radiation emitted in that direction. The top shows the directive pattern of a horn antenna, the bottom shows the… …   Wikipedia

• Main lobe — A polar antenna radiation diagram. The radial distance from the center represents signal strength. The main lobe, or main beam, of an antenna radiation pattern is the lobe containing the maximum power. This is the lobe that exhibits the greatest… …   Wikipedia

• Directivity — Diagram showing directivity In electromagnetics, directivity is a figure of merit for an antenna. It measures the power density the antenna radiates in the direction of its strongest emission, versus the power density radiated by an ideal… …   Wikipedia

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