The Oxford Companion to American Military History

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AEGIS

AEGIS.
The AEGIS Combat System is a sophisticated shipborne target detection and tracking system developed by the U.S. Navy and currently installed in twenty‐eight Ticonderoga‐class guided missile cruisers and eighteen Arleigh Burke –class fleet escorts.

The U.S. Navy developed AEGIS in the 1970s in response to the Soviet threat of saturation missile attacks against American carrier forces. Conventional rotating radars cannot rapidly track and process multiple targets, but AEGIS planar arrays are able to track an unlimited number of targets and relay the data instantaneously to a main computer in the ship's combat information center. The system then rapidly prioritizes the target data received from its SPY‐1 phased array radars and assigns targets to the ship's weapons systems. Superior to more conventional radar systems and highly resistant to electronic countermeasures, AEGIS...

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