beam array

См. также в других словарях:

• Beam-powered propulsion — is a class of spacecraft propulsion mechanisms that use energy beamed to the spacecraft from a remote power plant. Most designs are rocket engines where the energy is provided by the beam, and is used to superheat propellant that then provides… …   Wikipedia

• Beam steering — (also spelled beamsteering or beam steering) is about changing the direction of the main lobe of a radiation pattern. In radio systems, beam steering may be accomplished by switching antenna elements or by changing the relative phases of the RF… …   Wikipedia

• Beam lead Technology — is the name given to the structure and method of micro fabricating a semiconductor device structure. Its original application was to high frequency silicon switching transistors and ultra high speed integrated circuits. HistoryIn the early 1960 s …   Wikipedia

• Beam Approach Beacon System — (or BABS) is an automatic RADAR landing system developed in the early 1940 s.It is a responder (or transponder) mounted in a Hillman van and placed at the end of the runway. In some cases fixed sites were installed and by the mid 1950 s Standard… …   Wikipedia

• Beam parameter product — In laser science, the beam parameter product (BPP) is the product of a laser beam s divergence angle (half angle) and the radius of the beam at its narrowest point (the beam waist).cite web|url=http://www.rp photonics.com/beam parameter… …   Wikipedia

• Beam Forming Network — Beamforming ist eine Methode zur Ortung (als Positionsbestimmung) von Quellen in Wellenfeldern (z. B. Schallfeldern). Entsprechende Vorrichtungen werden auch akustische Kamera oder Mikrofonarray genannt. In der Akustik wird Beamforming meistens… …   Deutsch Wikipedia

• beam antenna — noun : antenna array * * * Radio. an antenna that transmits its radiation in a particular direction. [1930 35] …   Useful english dictionary

• Diffractive beam splitter — 7x7 matrix using green laser and diff. beam splitter (Courtesy of Holo Or) The diffractive beam splitter [1] [2] (also known as multispot beam generator …   Wikipedia

• Allen Telescope Array — For other uses, see ATA. Allen Telescope Array ATA The Allen Telescope Array (ATA 42), October 11, 2007 …   Wikipedia

• Thinned array curse — The thinned array curse (sometimes, sparse array curse ) is a theorem in electromagnetic theory of transmitters. It states that a transmitting aperture which is synthesized by a coherent phased array of smaller apertures that are spaced apart… …   Wikipedia

• Electronically scanned array — An electronically scanned array (ESA), or a phased array, offers many advantages over mechanically scanned antennas such as instantaneous beam scanning, the availability of multiple concurrent agile beams and concurrently operating radar modes.… …   Wikipedia