ITD and its predecessor organizations have a long history of accomplishments, including groundbreaking work in: Radar, Radio Propagation, Radio Communication across the spectrum, Radio Navigation, Secure Communication, SATCOM, and Radio Frequency Determination, Generation, and Control. Since becoming the Information Technology Division, ITD has continued its history of scientific advancement and technology development in an expanded domain that includes Communications, Transmission Technology, Artificial Intelligence, Computer Networks, Modeling & Simulation, Virtual & Augmented Reality, Information Assurance, and High Performance Computing. ITD has played key roles in producing a variety of successful products and technologies, including: