Projects
![The GBSAA system displace shows a terrain map with navigational aid overlaid.](/sites/default/files/styles/list/public/project/image/2022-10/GBSAA.png?itok=PNkVVxj6)
Ground-Based Sense-And-Avoid System
A radar and guidance system enables uncrewed aircraft systems (UAS) to avoid collisions with other aircraft, allowing the Department of Defense to operate UAS in the National Airspace System.
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![The antennas on the Small Airport Surveillance Sensor receive signals from aircraft transponders containing information about the aircraft's identification, speed, and altitude.](/sites/default/files/styles/list/public/project/image/2018-03/510426-003D.jpg?h=cacc0911&itok=3ztYk8dj)
Small Airport Surveillance Sensor
An affordable radar surveillance system will help tower controllers at small airports monitor traffic even under poor visibility conditions.
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![ACAS-X alerts pilots to nearby traffic and issues actions to avoid collisions with other aircraft.](/sites/default/files/styles/list/public/project/image/2018-03/AR14_ACAS.jpg?h=c3635fa2&itok=Axa4i17A)
Airborne Collision Avoidance System X
A next-generation collision avoidance system will help pilots and unmanned aircraft safely navigate the airspace.
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