- Doppler return
- отраженный сигнал с доплеровским сдвигом частоты
Большой англо-русский и русско-английский словарь. 2001.
Doppler return
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Doppler cooling — is a mechanism that can be used to trap and cool atoms. The term is sometimes used synonymously with laser cooling, though laser cooling includes other techniques. Contents 1 History 2 Brief Explanation 3 Detailed Explanation … Wikipedia
return — Synonyms and related words: CRT spot, DM display, Doppler signal, IF signal, IM display, RF echoes, about face, acknowledge, acknowledgment, action and reaction, advent, advert, afford, alternate, alternation, amends, answer, answer back,… … Moby Thesaurus
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Medical ultrasonography — This article is about using ultrasound to image the human body. For imaging of animals in research, see Preclinical imaging. Sonography redirects here. For the tactile alphabet called sonography , see Night writing. Medical ultrasonography… … Wikipedia
History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… … Wikipedia
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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
Radar signal characteristics — A Radar System uses a Radio Frequency electromagnetic signal reflected from a target to determine information about that target. In any radar system, the signal transmitted and received will exhibit many of the characteristics described below.The … Wikipedia
