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passive-infrared motion detector

См. также в других словарях:

  • Passive infrared sensor — A Passive InfraRed sensor (PIR sensor) is an electronic device that measures infrared (IR) light radiating from objects in its field of view. PIR sensors are often used in the construction of PIR based motion detectors (see below). Apparent… …   Wikipedia

  • Motion detector — A motion detector attached to a garage A motion detector is a device for motion detection. That is, it is a device that contains a physical mechanism or electronic sensor that quantifies motion that can be either integrated with or connected to… …   Wikipedia

  • LIDAR detector — A LIDAR detector is a passive device designed to detect the infrared emissions of law enforcement agencies LIDAR speed detection devices and warn motorists that their speed is being measured.A limitation of LIDAR is that it cannot be used while a …   Wikipedia

  • Burglar alarm — Silent alarm redirects here. For the album, see Silent Alarm (album). Burglar (or intrusion), fire and safety alarms are all electronic today. Sensors are connected to a control unit via a low voltage hardwire or narrowband RF signal which is… …   Wikipedia

  • Geophysical MASINT — is a branch of Measurement and Signature Intelligence (MASINT) that involves phenomena transmitted through the earth (ground, water, atmosphere) and manmade structures including emitted or reflected sounds, pressure waves, vibrations, and… …   Wikipedia

  • List of sensors — * Accelerometer * Touch sensor * Active pixel sensor * Air flow meter * Alarm sensor * Bedwetting alarm * Bhangmeter * Biochip * Biosensor * Breathalyzer * Capacitance probe * Carbon paste electrode * Carbon monoxide detector * Catadioptric… …   Wikipedia

  • PID — stands for a number of things, including those mentioned below.Medicine*Prolapsed intervertebral disc, commonly called a herniated disc *Primary immune deficiency *Pelvic Inflammatory Disease (or Pelvic Inflammatory Disorder), an infection and… …   Wikipedia

  • Léon Theremin — Infobox person name=Léon Theremin caption=A young Léon Theremin playing a theremin birth date=birth date|1896|08|15 death date=dda|1993|11|03|1896|08|15 known for=Theremin occupation=InventorLéon Theremin (born Lev Sergeyevich Termen, ru. Лев… …   Wikipedia

  • Lithium tantalate — Chembox new Name = Lithium tantalate ImageFile = ImageName = IUPACName = Lithium tantalate OtherNames = Lithium Metatantalate Section1 = Chembox Identifiers CASNo = 12031 66 2 RTECS = Section2 = Chembox Properties Formula = LiTaO3 MolarMass = ?… …   Wikipedia

  • Tamperproofing — is a term sometimes used for a methodology used to hinder, deter or detect unauthorised access to a device or circumvention of a security system. Since any device or system can be foiled by a person with sufficient knowledge, equipment, time, etc …   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

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