Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 12 of 12 for “"Anti-Submarine Warfare"”.
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Software architecture for anti-submarine warfare unmanned surface vehicles
… U.S. Navy seeks to reduce costs associated with anti-submarine warfare (ASW) operations by exploring the use of unmanned surface vehicles (USVs). Currently, the process of finding submarines tends to be tedious and manpower intensive due to the high volume of acoustic data with limited means to …
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Assessing Quantum Magnetometry as an EmergingDetection Modality for Strategic Anti-Submarine Warfare
… to obtain more precise measurements. Nuclear submarines can be detected by the magnetic distortions they cause in the background Earth magnetic field. Quantum magnetometers could enable more precise measurements of such distortions. However, the lack of certainty around the potential for this …
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Localization of acoustic transients in shallow water environments
… is of considerable use for the Navy, both for Anti-submarine warfare (ASW) and underwater surveillance. This thesis proposes and develops localization algorithms capable of passively determining the location of a transient source given some broad constraints. In particular, this thesis …
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Autonomous adaptation and collaboration of unmanned vehicles for tracking submerged contacts
… and autonomous surface vehicles (ASVs), are anticipated to play a key role for critical tasks such as mine countermeasures (MCM) and anti-submarine warfare (ASW). Addressing these issues with autonomous systems poses a host of difficult research challenges, including sensing, power, acoustic …
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DATA FUSION ARCHITECTURES FOR UNDERSEA WARFARE WITH AUTONOMOUS UNDERWATER VEHICLES
… concepts and technologies for applications to anti-submarine warfare (ASW) and mine warfare. This study uses the unique approach of inverse systems engineering to design an architecture based on the ASW kill chain, and the probability of success in detecting, classifying and tracking underwater …
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INCREASED SPEED AND ENDURANCE OF ADVANCED MULTI-COPTERS THROUGH THE USE OF SIDE THRUSTERS
… an acoustic sensor at depth, in support of anti-submarine warfare operations, filling the same role as a sonobuoy but with added air mobility. It uses a solar array for power production to gain energy independence, but the array degrades cruise flight performance. The addition of horizontal …
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The Trident Program and Strategic Policy
… from bombers to ICBMS and finally to strategic submarines (SSBNs). The recent collapse of the Soviet Union and the signing of the START treaties produced a sudden and dramatic shift in policy that further increased America's reliance on SSBNs for strategic deterrence as the Bush Administration …
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Scotland the brave? US strategic policy in Scotland 1953-1974
… Three deals with the creation of the US Polaris submarine base at Holy Loch, the most high profile base in the UK. Chapter Four, anti-submarine warfare (ASW) strategy addresses the strategic importance of the Scottish base at Thurso for this purpose. Chapter Five concentrates on the …
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Environmental and Statistical Performance Mapping Model for Underwater Acoustic Detection Systems
… Office (NAVOCEANO) and the Naval Oceanographic Anti-Submarine Warfare (ASW) Center (NOAC) in support of recent naval exercises. The model also has recently been a major representation for the "performance" layer of the Naval Meteorological and Oceanographic Command (NAVMETOCCOM) in its …
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A tool for evaluating the early-stage design of corvettes
… are based on littoral combat such as Anti-Submarine Warfare, Mine Warfare, and Anti-Surface Warfare. Numerous studies have focused on frigates and patrol boats in the history of naval architecture. However, few studies applied to corvettes. There is a trend in the ship building …
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Integrated perception, modeling, and control paradigm for bistatic sonar tracking by autonomous underwater vehicles
… a fully autonomous and persistent bistatic anti-submarine warfare (ASW) surveillance solution is developed using the autonomous underwater vehicles (AUVs). The passive receivers are carried by these AUVs, and are physically separated from the cooperative active sources. These sources are …