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Radar beacon. Racon signal as seen on a radar screen. This beacon receives using sidelobe suppression and transmits the letter "Q" in Morse code near Boston Harbor (Nahant) 17 January 1985. Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1 ...
Look-down/shoot-down. A radar system has look-down/shoot-down capability if it can detect, track and guide a weapon to an air target that (as seen by the radar) is silhouetted against the ground.
SELCAL uses a ground-based encoder and radio transmitter to broadcast an audio signal that is picked up by a decoder and radio receiver on an aircraft. The use of SELCAL allows an aircraft crew to be notified of incoming communications even when the aircraft's radio has been muted.
The Domain Awareness System is the largest digital surveillance system in the world as part of the Lower Manhattan Security Initiative in partnership between the New York Police Department and Microsoft to monitor New York City.
The second treats an accurate pyramidal beam through the pixel and along a complex path, but it only works for polyhedrical shapes. Cone tracing solves certain problems related to sampling and aliasing, which can plague conventional ray tracing. However, cone tracing creates a host of problems of its own. For example, just intersecting a cone ...
The Admiralty System or NATO System is a method for evaluating collected items of intelligence. The system comprises a two-character notation assessing the reliability of the source and the assessed level of confidence on the information.
The core of the JETDS system is the combination of a Type Designation with an Item Name to specify a particular item. For example: With the AN/PEQ-2A Infrared Illuminator, the "AN/PEQ-2A" is the Type Designation while the Item Name Code (INC) 26086 "Illuminator, Infrared" is the Item Name.
The Universal Product Code (UPC or UPC code) is a barcode symbology that is used worldwide for tracking trade items in stores.
GDS and airline hosting system (CRS/PSS) 1B n/a Sabre travel network Asia-Pacific (ex-Abacus) n/a APAC Regional distribution 1E n/a Travelsky n/a China Local distribution system and hosting system (CRS/PSS) 1F n/a Infini travel information, Inc. n/a Japan Local distribution system (CRS) 1G n/a Travelport (Galileo core) n/a Global GDS (CRS) 1H n/a
The Information Coding Classification ( ICC) is a classification system covering almost all extant 6500 knowledge fields ( knowledge domains ). Its conceptualization goes beyond the scope of the well known library classification systems, such as Dewey Decimal Classification (DDC), Universal Decimal Classification (UDC), and Library of Congress ...