Results 21 to 30 of about 18,020 (260)

Three Dimensional Volume Coverage in Multistatic Sonar Sensor Networks

open access: yesIEEE Access, 2022
Recent changes in the design of enemy threats such as submarines and the technological achievements in sensor development have paved the way for multistatic sonar applications, which increase security and situational awareness in underwater tactical ...
Alper Avcioglu   +2 more
doaj   +1 more source

Research on a matching detection method for magnetic anomaly of underwater targets

open access: yesAIP Advances, 2023
In the field of aviation anti-submarine warfare, magnetic detection systems often result in a large number of false alarms due to the inability to effectively distinguish between a local geomagnetic anomaly in the background field and a target magnetic ...
Yifei Liu   +3 more
doaj   +1 more source

Research on the performance of multi-base buoy arrays under the condition of on-called anti-submarine and warship-helicopter cooperation

open access: yesMATEC Web of Conferences, 2018
In order to improve the performance of traditional on-called Anti-submarine, the method of combining the towed sonar and helicopter deployment with traditional buoy arrays for multi-base searching is proposed.
Zhang Yuhang, Ju Jianbo, Wang Siqing
doaj   +1 more source

Performance analyses of naval ships based on engineering level of simulation at the initial design stage

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2017
Naval ships are assigned many and varied missions. Their performance is critical for mission success, and depends on the specifications of the components. This is why performance analyses of naval ships are required at the initial design stage. Since the
Dong-Hoon Jeong   +3 more
doaj   +1 more source

Sweep-synchronized positionable trigger and supplementary components [PDF]

open access: yes, 1964
This report describes the Sweep-Synchronized Positionable Trigger, together with its functions and supplementary components, as designed and built for use with the Precision Graphic Recorder (PGR) at the Woods Hole Oceanographic Institution.
Witzell, Warren E.
core   +1 more source

Above Water Electric Potential Signatures of Submerged Naval Vessels

open access: yesJournal of Marine Science and Engineering, 2019
In this paper, we investigate the fundamental linkage between underwater electric potential (UEP) signatures and their related electric fields above the waterline, which are introduced as above water electric potential (AEP) signatures.
David Schaefer   +4 more
doaj   +1 more source

The impact of Singapore’s military development on Malaysia’s security [PDF]

open access: yes, 2009
In this intense era of military and defense development in South East Asia, Singapore has emergence as the fastest country in the development of military capabilities.The rapid military development that started in 1965 has made Singapore become the ...
Ajis, Mohd Na'eim   +2 more
core   +1 more source

Simulation of Anti-Submarine Warfare Model of Unmanned Undersea Vehicles

open access: yes水下无人系统学报
In view of the requirement of establishing an underwater weapon simulation system in an anti-submarine warfare scenario, this paper analyzed the tactical characteristics of unmanned undersea vehicle(UUV), clarified the whole flow of the sub-modules of ...
Chi CAO   +3 more
doaj   +1 more source

Oceanographic and underwater acoustics research : conducted during the period 1 November 1960 - 30 April 1961 [PDF]

open access: yes, 1961
Digital computing techniques have been used in special computing applications in underwater acoustics at WHOI for many years, but recently we have commenced intensive application of digital data handling and computing facilities to a variety of computing,
Woods Hole Oceanographic Institution, /
core   +1 more source

Digital Signal Processing Applied to the Modernization Of Polish Navy Sonars

open access: yesPolish Maritime Research, 2014
The article presents the equipment and digital signal processing methods used for modernizing the Polish Navy’s sonars. With the rapid advancement of electronic technologies and digital signal processing methods, electronic systems, including sonars ...
Marszal Jacek
doaj   +1 more source

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