Cover of: Signal processing for antisubmarine warfare | William Oris Davis

Signal processing for antisubmarine warfare

  • 3.56 MB
  • English
Naval Postgraduate School , Monterey, California
Operations systems techn
Statementby Wililam Oris Davis and Paul Howard Donaldson
ContributionsDonaldson, Paul Howard
ID Numbers
Open LibraryOL25390383M

Approved for public release; distribution is unlimitedSignal Processing for Antisubmarine Warfare is a short course in electrical signal processing fundamentals and their applications in the field of antisubmarine : William Oris Davis and Paul Howard Donaldson. This is a Navy-unique requirement not only for undersea warfare functions such as submarine warfare, antisubmarine warfare, and mine or countermine warfare, but also for amphibious warfare (surf zone, charting, and other near features).

Indeed, all naval warfare areas require inputs on weather, ocean condition, aerosols, refraction, and the like. Signal processing for antisubmarine warfare book Advanced Magnetic Signal Processing for Littoral Antisubmarine Warfare (ASW) Using an Inboard Magnetometer System.

Printer-friendly version. Award Information. Agency: Department of Defense. Branch: Navy. Contract: NC Agency Tracking.

Surveillance in antisubmarine warfare (ASW) has traditionally been carried out by means of submarines or frigates with towed arrays.

These techniques are manpower intensive. This invention relates to an antisubmarine warfare system, particularly to a sonobuoy system for detecting the presence of a discrete source of acoustic vibrations and for determining the direction of said source.

FIG. 2 is a simplified block diagram of signal processing equipment; FIGS. 3, 4 and 5 are plan views of three different Cited by: Lockheed Martin Mission Systems and Training, Liverpool, N.Y., was awarded a potential $, fixed-price-incentive, firm-fixed-price, and cost-plus-fixed-fee contract on Sept.

26,for the production and support of TB/U Multi Function Towed Arrays (MFTA) for the AN/SQQA(V)15 Antisubmarine Warfare Combat TB/U MFTA is the next generation passive and. "Anti-Submarine Warfare is a core enduring naval competency that will be a vital mission in the 21st Century." Admiral J.L.

Johnson, Chief of Naval Operations. Anti-Submarine Warfare. A PHOENIX FOR THE FUTURE. by John Morgan, Captain U.S. Navy. Anti-Submarine Warfare (ASW) remains the linchpin of sea control.

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The system includes a full set of signal processing and analysis tools as well as embedded training and mission restitution functions. The Flash system is the world leader in acoustic dipping sonar ALFS (Flash based) system ordered by the US Navy to equip MHR multi-mission helicopters.

The United States Navy's expenditure for antisubmarine warfare will rise from the current figure of $‐billion to about $‐billion a year by according to. Anti-submarine warfare (ASW, or in older form A/S) is a branch of underwater warfare that uses surface warships, aircraft, or other submarines to find, track, and deter, damage, or destroy enemy submarines.

Successful anti-submarine warfare depends on a mix of sensor and weapon technology, training, and experience.

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Sophisticated sonar equipment for first detecting, then classifying, locating Missing: Signal processing. Abstract: Recent advances in transducer and computing technology have Signal processing for antisubmarine warfare book the concept of continuous active sonar (CAS) or high duty cycle sonar as an area of interest for application to antisubmarine warfare.

Unlike conventional pulsed active sonars, CAS processing aims at detecting echoes while transmitting with a nearly % duty cycle.

The Science Applications International Corp., Arlington Va., is being awarded a $9, cost-plus-fixed-fee contract for research and development of configurable technology to provide anti-submarine warfare surveillance over large, operationally relevant, deep ocean effort will include system architecture and design, sensors and processing, communications mobility, and energy.

Research Concentration Areas. The Undersea Signal Processing program aims to improve the Navy’s ability to conduct anti-submarine warfare by exploiting active and passive acoustics.

Signal. Abstract: We discuss a technique for estimating the impulse response for an underwater acoustic signal from active sonar returns for antisubmarine warfare. This is used to study the effects of substituting one waveform for another while reducing the need for extensive at-sea data collection.

Acoustic Signal Processing for Ocean Explortion has two major goals: (i) to present signal processing algorithms that take into account the models of acoustic propagation in the ocean and; (ii) to give a perspective of the broad set of techniques, problems, and applications arising in ocean exploration.

The book discusses related issues and problems focused in model based acoustic signal Missing: antisubmarine warfare. The homing head is capable of active, passive or mixed modes for closing onto its target.

It can also discriminate between decoys and real targets in the presence of heavy reverberations by specially emitted pulses and signal processing.

The latest version is the AS mod.3 torpedo. This book provides a comprehensive introduction to modern electronic warfare (EW) in an era of information warfare (IW).

It explores the capabilities of coherent radar and digital signal processing to rapidly and accurately classify targets. Both. Autonomous networked anti-submarine warfare research and development at CMRE.

Abstract. CMRE has been evaluating the potential of autonomous networked ASW using underwater vehicles through a program of sonar signal processing, underwater communications, navigation and robotic behavior developments and at-sea decision support tested through an.

Pursuant to a congressional request, GAO reviewed the Navy's procurement of the antisubmarine warfare Directional Low Frequency Analysis and Recording System (DIFAR).GAO noted that: (1) the Navy awarded contracts in April for the production of DIFAR for deployment before satisfactory testing of the system was conducted to determine its suitability for use in an operational environment.

Relearning Anti-Submarine Warfare The U.S. Navy’s post-Cold War holiday from history is drawing to a close—if it hasn’t expired already. By James R. Holmes for The Diplomat. In when the US Navy approached the Committee for Undersea Warfare, an academic advisory group formed in under the National Academy of Science, to research antisubmarine warfare.

As a result, the Navy formed a study group designated Project Hartwell under Massachusetts Institute of Technology (MIT) leadership. The Hartwell panel recommended that spending of US$10 million.

The curriculum for the Anti-Submarine Warfare (ASW) Certificate Program supports the needs of the Navy in ASW, and complements existing warfare ASW training and qualification. The ASW Certificate Program provides a science and engineering foundation which covers fundamental concepts in four areas: Physical Oceanography, Signal Processing.

Over the last two decades, U.S. warfighting capabilities have undergone a revolution enabled by a number of essential technologies. For example, advances in microelectronics have been applied to communications, signal processing, and computational power.

Electro-optics technology has found. In addition to improved signal and tactical data processing, progress is being made in connectivity between submarines and weapons, intelligent controllers, and ultra-broadband arrays. Acoustic and fiber-optic communications will provide the connectivity to allow fusion of torpedo sensor data with platform information to yield an improved.

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A.B. Baggeroer, in Encyclopedia of Ocean Sciences (Second Edition), Passive Sonars. Passive sonars that only listen and do not transmit are used in a variety of applications including the military for antisubmarine warfare (ASW), tracking and classification of marine mammals, earthquake detection, and nuclear test ban monitoring.

NASC conducts advanced research in critical technologies and provides an unmatched depth of experience in all aspects of Anti-Submarine Warfare (ASW) System Development. This includes the areas of acoustic performance modeling, transducer calibration, hydromechanical design, and RF electronics and signal processing.

Our scientists have literally written the book on Airborne Anti-Submarine Warfare. • Signal processing and systems control • Support containers Torpedo Defense Module (MCM) MP, Surface Warfare (SUW) MP or Anti-Submarine Warfare (ASW) MP. Therefore, each MP can be quickly.

"The past year (7//61) has seen the introduction and the commencement of the evaluation of Tullibee (SSN) as a vehicle constructed specifically for anti-submarine warfare. Installed equipment and characteristics of this ship represent the most impressive advance in submarine ASW capability to date.

According to the Navy, the SQQ sonobuoy signal processor compo- nent of the SQQ system is the only shipboard alternative to the SQRA sonobuoy signal processor. Further, no other shipboard acoustic processor capable of processing data from modern.

ISBN: OCLC Number: Description: pages ; 25 cm. Contents: Preface / Frank Barnaby --Introduction --Underwater acoustics --Submarine acoustic detection systems and their platforms --Tactical antisubmarine warfare --ASW and strategic stability systems and forces.

Sources and methods --Appendix equipment and weapons, by counry of Missing: Signal processing. These systems include electronic warfare, electronic counter measures, target acquisition and guidance, anti-submarine warfare, surveillance, identification, and weapons control. Weapons of War contains incredible footage-much of it is recently declassified and available to .Sensor data Processing Features Machine Learning Classifier Classification ng Test 1) Hjelmervik & Berg: Automatic target classification for low and mid-frequency anti-submarine warfare sonars, OCEANS, Bergen, Norge, 2) Hjelmervik et al: A hybrid recorded-synthetic sonar data set for validation of ASW classification algorithms.Applied Research Laboratories at The University of Texas is comprised of four research labs and two research centers which conduct work in advanced technology, environmental sciences, signal and information sciences, space and geophysics, quantum computing, and content understanding.