multiple satellite system
71Future Air Navigation System — The world s Air Traffic Control system still uses components defined in the 1940s s following the 1944 meeting in Chicago which launched the creation of the International Civil Aviation Organisation (ICAO). This traditional ATC system uses analog …
72Frequency-division multiple access — or FDMA is an channel access method that is used by radio systems to share a certain radio spectrum between multiple users. The users are individually allocated one or several frequency bands, allowing them to access the radio system without… …
73Joint precision airdrop system — The Joint Precision Airdrop System (JPADS) is a military airdrop system which uses the GPS, steerable parachutes, and an onboard computer to steer loads to the point of impact (PI) on a drop zone (DZ). It s a combination of the US Army s… …
74Ballistic Missile Defense System — Start eines Prototypen des Ground Based Interceptors auf einer PLV Rakete …
75Universal Mobile Telecommunications System — (UMTS) is one of the third generation (3G) cell phone technologies, which is also being developed into a 4G technology. Currently, the most common form of UMTS uses W CDMA as the underlying air interface. It is standardized by the 3GPP, and is… …
76Automatic Identification System — Der Begriff Automatic Identification System (AIS; zu Deutsch: Automatisches Identifikationssystem) oder Universal Automatic Identification System (UAIS) bezeichnet ein Funksystem, das durch den Austausch von Navigations und anderen Daten die… …
77Fictional planets of the Solar System — The fictional portrayal of our Solar System has often included planets, moons, and other celestial objects which do not actually exist in reality. Some of these objects were, at one time, seriously considered as hypothetical planets which were… …
78Operational display system — Operational Display Systems refers to systems used for tracking the status of multiple objects in avionics. Operational Displays Systems are usually being developed by large countries civil aviation authorities (such as the Federal Aviation… …
79Lone Star College System — Established 1973 Type Community College system Chancellor Richard Carpenter, Ed …
80Binary system (astronomy) — A binary system is an astronomical term referring to two objects in space (usually stars, but also planets, galaxies or asteroids) which are so close that their gravitational interaction causes them to orbit about a common center of mass. Some… …
