position measurement

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• Data Position Measurement — (DPM) is a copy protection mechanism that operates by measuring the physical location of data on an optical disc. Stamped CDs are perfect clones and always have the data at the expected location, while a burned copy would exhibit physical… …   Wikipedia

• Data Position Measurement — (DPM) ist ein Kopierschutzmechanismus, bei dem die genaue Positionen der Daten auf einer CD/DVD geprüft werden. Gepresste CDs sind perfekte Klone, bei denen sich die Daten immer an der gleichen Stelle befinden, gebrannte CDs sind jedoch immer… …   Deutsch Wikipedia

• Position sensor — A position sensor is any device that enables position measurement. It can either be an absolute position sensor or a relative one (displacement sensor). Position sensors can be either linear or angular.Some position sensors available today: *… …   Wikipedia

• Measurement and Signature Intelligence — Measurement and Signature Intelligence, or MASINT, refers to intelligence gathering activities that bring together disparate elements that do not fit within the definitions of the major disciplines mentioned above. As a means of collecting… …   Wikipedia

• Measurement and signature intelligence — (MASINT) is a branch of intelligence gathering activities. MASINT, may have aspects of intelligence analysis management, since certain aspects of MASINT, such as the analysis of electromagnetic radiation received by signals intelligence are more… …   Wikipedia

• Position error — is one of the errors affecting the systems in an aircraft for measuring airspeed and altitude. [Kermode, A.C., Mechanics of Flight , 10th Edition – page 65] [”Of these errors the error in detection of static pressure is generally the most serious …   Wikipedia

• Position fixing — is the branch of navigation concerned with the use of a variety of visual and electronic methods to determine the position of a ship, aircraft or person on the surface of the Earth.These techniques include:* Position lines and position circles *… …   Wikipedia

• Position angle — Position angle, usually abbreviated PA, is a measurement derived from observing visual binary stars. It is defined as the angular offset in degrees of the secondary star to the primary, relative to the north celestial pole. As the example… …   Wikipedia

• Measurement in quantum mechanics — Quantum mechanics Uncertainty principle …   Wikipedia

• Position operator — In quantum mechanics, the position operator corresponds to the position observable of a particle. Consider, for example, the case of a spinless particle moving on a line. The state space for such a particle is L 2(R), the Hilbert space of complex …   Wikipedia

• Measurement problem — The measurement problem in quantum mechanics is the unresolved problem of how (or if) wavefunction collapse occurs. The inability to observe this process directly has given rise to different interpretations of quantum mechanics, and poses a key… …   Wikipedia