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precision approach and landing system

См. также в других словарях:

  • Joint Precision Approach and Landing System — The Joint Precision Approach and Landing System (JPALS) is a military, all weather landing system based on real time differential correction of the GPS signal, augmented with a local area correction message, and transmitted to the user via secure …   Wikipedia

  • Precision approach radar — (PAR) is a type of radar guidance system designed to provide lateral and vertical guidance to an aircraft pilot for landing, until the missed approach point is reached. Controllers monitoring the PAR displays observe each aircraft s position and… …   Wikipedia

  • Precision Approach Path Indicator — The Precision Approach Path Indicator (PAPI) is a light system positioned beside the runway that consists of two, three, or four boxes of lights that provide a visual indication of an aircraft s (fixed wing or rotor wing) position on the… …   Wikipedia

  • precision approach procedure — A standard instrument approach procedure utilizing azimuth and glide path information provided by an ILS (instrument landing system), an MLS (microwave landing system), or a PAR (precision approach radar) …   Aviation dictionary

  • precision approach — An approach in which range, azimuth, and glide slope information are provided to the pilot. This information may be provided by a pilot interpreted aid, such as ILS (instrument landing system), or given by a ground controller, as in a GCA (ground …   Aviation dictionary

  • Instrument landing system — The Instrument Landing System (ILS) is a ground based instrument approach system that provides precision guidance to an aircraft approaching a runway, using a combination of radio signals and, in many cases, high intensity lighting arrays to… …   Wikipedia

  • Instrument approach — Terminal procedures for an ILS approach in the United States. (The disclaimers shown in red in the illustration do not appear on the original approach plate.) For aircraft operating under instrument flight rules (IFR), an instrument approach or… …   Wikipedia

  • Microwave landing system — The NASA 737 research aircraft on the Wallops runway in 1987 with the Microwave Landing System equipment in the foreground. A microwave landing system (MLS) is an all weather, precision landing system originally intended to replace or supplement… …   Wikipedia

  • Local Area Augmentation System — The Local Area Augmentation System (LAAS) is an all weather aircraft landing system based on real time differential correction of the GPS signal. Local reference receivers send data to a central location at the airport. This data is used to… …   Wikipedia

  • Wide Area Augmentation System — BenefitsWAAS addresses all of the navigation problem , providing highly accurate positioning that is extremely easy to use, for the cost of a single receiver installed on the aircraft. Ground and space based infrastructure is relatively limited,… …   Wikipedia

  • Transponder Landing System — The Transponder Landing System (TLS) is an all weather, precision landing system that uses existing airborne transponder and ILS equipment to create a precision approach at a location where an ILS would normally not be… …   Wikipedia

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