- aperture synthesis
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(in radio astronomy) a technique that combines the inputs of a set of radio telescopes to obtain a greater resolution of images than is possible with a single member of the set.[1960-65]
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Universalium. 2010.
aperture synthesis
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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 synthesis — /ˌæpətʃə ˈsɪnθəsəs/ (say .apuhchuh sinthuhsuhs) noun the use of two or more aerials in a radio telescope to synthesise a large aperture …
aperture synthesis — noun : a technique in radio astronomy in which two or more radio telescopes are varied in position and spacing to simulate a large telescope having a collecting area with a diameter approximately equal to the largest spacing between the smaller… … Useful english dictionary
Cambridge Optical Aperture Synthesis Telescope — 52.1639660.040544000000011 … Deutsch Wikipedia
Cambridge Optical Aperture Synthesis Telescope — COAST, the Cambridge Optical Aperture Synthesis Telescope, is a multi element optical astronomical interferometer with baselines of up to 100 metres, which uses aperture synthesis to observe stars with angular resolution as high as one thousandth … Wikipedia
Microwave Imaging Radiometer with Aperture Synthesis — (MIRAS) is the major instrument on the Soil Moisture and Ocean Salinity satellite (SMOS). MIRAS is a planar antenna composed of a central body (the so called hub) and three telescoping, deployable arms, in total 69 receivers on the Unit. Each… … Wikipedia
Aperture masking interferometry — is a form of speckle interferometry, allowing diffraction limited imaging from ground based telescopes. This technique allows ground based telescopes to reach the maximum possible resolution, allowing ground based telescopes with large diameters… … Wikipedia
Molonglo Observatory Synthesis Telescope — The Molonglo Observatory Synthesis Telescope (MOST) is a radio telescope operating at 843 MHz. It is operated by the School of Physics of the University of Sydney. The telescope is located near the Molonglo River near Canberra, Australian Capital … Wikipedia
Synthetic aperture radar — (SAR) is a form of radar in which the highly directional (and thus very large) rotating antenna used by conventional radar is replaced with many low directivity small stationary antenna positions scattered over some area near or around the target … Wikipedia
Inverse synthetic aperture radar — (ISAR) is a technique to generate a two dimensional high resolution image of a target.In situations where other radars display only a single unidentifiable bright moving pixel, the ISAR image is often adequate to discriminate between various… … Wikipedia
