infrared sensor

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

• Nondispersive infrared sensor — A nondispersive infrared sensor (or NDIR) sensor is a simple spectroscopic device often used as gas detector. NDIR Analyzer with one double tube for CO and another double tube for hydrocarbons Contents 1 Pr …   Wikipedia

• Infrared homing — refers to a passive missile guidance system which uses the emission from a target of electromagnetic radiation in the infrared part of the spectrum to track it. Missiles which use infrared seeking are often referred to as heat seekers , since… …   Wikipedia

• Infrared signature — The term infrared signature is used by defense scientists and the military to describe the appearance of objects to infrared sensors. An infrared signature depends on many factors, including the shape and size of the object, temperature and… …   Wikipedia

• Infrared point sensor — A infrared point sensor is a point gas detector based on the nondispersive infrared sensor technology. PrincipleDual source and dual receivers are used for self compensation of changes in alignment, light source intensity and component efficiency …   Wikipedia

• infrared guidance — A method of guidance in which an IR (infrared) seeker cell and a combined optics and flight control system act to home the vehicle onto the heat source. The illustration indicates the operation of an infrared guidance system. If the missile is… …   Aviation dictionary

• Infrared thermometer — Infrared thermometers infer temperature using a portion of the thermal radiation sometimes called blackbody radiation emitted by the object of measurement. They are sometimes called laser thermometers if a laser is used to help aim the… …   Wikipedia

• Infrared photography — Top: tree photographed in the near infrared range. Bottom: same tree in the visible part of the spectrum …   Wikipedia

• Infrared — For other uses, see Infrared (disambiguation). An image of two people in mid infrared ( thermal ) light (false color) …   Wikipedia

• Sensor node — The typical architecture of the sensor node. A sensor node, also known as a mote (chiefly in North America), is a node in a wireless sensor network that is capable of performing some processing, gathering sensory information and communicating… …   Wikipedia

• Infrared Space Observatory — Infobox Space Telescope name = Infrared Space Observatory background = caption = organization = European Space Agency (ESA) major contractors = Aerospatiale (currently Thales) alt names = nssdc id = 1995 062A location = In decaying orbit orbit… …   Wikipedia