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RF & Microwave Electronics - May 2024
RF and microwave technologies are critical in a range of mil/aero applications including electronic warfare, space communications, and counter‐UAS measures. Read about the latest innovations in this compendium of articles from the editors of Aerospace & Defense Technology and Tech Briefs magazines.
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Overview
The May 2024 Special Report on RF & Microwave Electronics highlights significant advancements and applications in the field, particularly focusing on military and defense technologies. The report features a range of innovative developments, including the use of atomic sensors and advanced signal transmission systems, which are crucial for modern armed forces.
One of the key highlights is the demonstration of an atomic receiver by Rydberg Technologies during the Network Modernization Experimentation 23 (NetModX23) event, hosted by the U.S. Army Combat Capabilities Development Command (DEVCOM) C5ISR Center. This event showcased 62 different technologies across various focus areas, including Future Vertical Lift, Long-Range Precision Fires, and Soldier Lethality. The atomic receiver represents a new modality distinct from traditional antenna technology, offering potential improvements in sensitivity and selectivity for long-range RF applications. The ongoing development aims to miniaturize and ruggedize these systems for deployment in harsh environments, emphasizing the importance of user feedback in guiding future enhancements.
The report also discusses the critical role of high-speed data transmission systems in military operations. Modern aircraft and warships rely on robust signal transmission capabilities to ensure mission success. The report outlines the necessity for high-speed cables that can perform reliably under various conditions, which is essential for systems such as signals intelligence (SIGINT), electronic warfare (EW), and Command, Control, Communication, Computers, Cyber, Intelligence, Surveillance, and Reconnaissance (C5ISR). The increasing complexity of these systems necessitates innovative testing solutions to maintain performance and ensure troop safety.
Additionally, the report addresses the challenges posed by system interference, which can arise from both intentional and unintentional sources. Advancements in electronic warfare technologies have led to a rise in adversarial actions, highlighting the need for effective countermeasures and robust defense systems.
Another significant aspect covered in the report is the development of high-speed converters, particularly asynchronous time-interleaved (TI) SAR ADCs, which have achieved impressive rates of up to 256 GS/s with resolutions ranging from 6 to 10 bits. These converters are essential for processing the vast amounts of data generated in advanced applications, such as fiber optic modems in the optical transport market. The report notes a substantial improvement in efficiency for these data converters over the past 13 years, showcasing the rapid technological advancements in this area.
Lastly, the report emphasizes the importance of collaboration between technology developers and the aerospace and defense industry. Engaging with industry partners is crucial for refining technologies and ensuring they meet the specific needs of military applications.
In summary, the May 2024 Special Report on RF & Microwave Electronics provides a comprehensive overview of the latest innovations in the field, particularly in military applications. It highlights the importance of advanced technologies in enhancing operational capabilities, ensuring mission success, and maintaining the safety of armed forces in increasingly complex environments.
