Instrument Landing System

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Instrument Landing System Mohamad Kalash Informatics Engineering AWR Section:1 Tutor: Mr.Majed Issa Term: Spring 2015 Abstract The instrument landing system (ILS) is an internationally normalized system for navigation of aircrafts upon the final approach for landing. It w/as accepted as a standard system by the ICAO. Instrument landing system is helping the pilot to land the aircraft in any condition whether in natural weather conditions or in bad weather conditions, they provide for pilot to get information not only on directional aircraft guidance, but also on its vertical position. The pilot is thus continuously informed on the aircraft’s position relative to the desired approach trajectory and therefore can perform instant adjustments. This paper present an overview of ils history and briefly discuss what is ILS and its requirement . It is also talk about the factors affecting ILS and type of modulation used in instrument landing system. Finally, scientists are trying to use the landing system with Global Positioning System, which will increase the reliability and safety of landing. Instrument Landing System The instrument landing system for precision guidance system for aircraft landing is one that is most widely known among all navigation systems. The first scheduled passenger airliner to land using ils was in 1938.The ils was developed in 1949. And to this day it is used at most of the airports around the world practically without modifications. The main reason for the expansion of ILS is its exceptional operational reliability and low demand on aircraft devices, which in addition can also be used by other navigation systems. ILS is highly durable against atmospheric disturbances as has been shown (Bernard,1964).Instrument landing system is very important to keep the plane during the process of landing at the airport.The purpose of this research paper

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