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pulse ambiguity

См. также в других словарях:

  • Pulse-Doppler radar — Pulse Doppler is a radar system capable of not only detecting target location (bearing, range, and altitude), but also measuring its radial velocity (range rate). It uses the Doppler effect to determine the relative velocity of objects; pulses of …   Wikipedia

  • Pulse repetition frequency — (PRF) is the number of pulses transmitted per second by a radar. The reciprocal of this is called the Pulse Repetition Time (PRT), Pulse Repetition Interval (PRI), or Inter Pulse Period (IPP), which is the elapsed time from the beginning of one… …   Wikipedia

  • Ambiguity function — In pulsed radar and sonar signal processing, an ambiguity function isa two dimensional function of time delay and Doppler frequencychi( au,f) showing the distortion of an uncompensated matched filter (sometimes called pulse compression) due to… …   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

  • Nobel Prizes — ▪ 2009 Introduction Prize for Peace       The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …   Universalium

  • Radar — For other uses, see Radar (disambiguation). A long range radar antenna, known as ALTAIR, used to detect and track space objects in conjunction with ABM testing at the Ronald Reagan Test Site on Kwajalein Atoll …   Wikipedia

  • Global Positioning System — GPS redirects here. For other uses, see GPS (disambiguation). Geodesy Fundamentals …   Wikipedia

  • AN/FPS-16 — manned space program and the U.S. Air Force. The accuracy of Radar Set AN/FPS 16 is such that the position data obtained from point source targets has azimuth and elevation angular errors of less than 0.1 milliradian (approximately 0.006 degree)… …   Wikipedia

  • Passive radar — systems (also referred to as passive coherent location and passive covert radar) encompass a class of radar systems that detect and track objects by processing reflections from non cooperative sources of illumination in the environment, such as… …   Wikipedia

  • Nuclear weapons and Israel — Israel Nuclear program start date mid to late 1950s[1] First nuclear weapon test Unknown; possible join …   Wikipedia

  • radar — /ray dahr/, n. 1. Electronics. a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. 2. a means or sense of awareness or… …   Universalium

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