Category Navy & Maritime

Phased array antennas for phased array radars to satellite constellations to SATCOM On-The-Move (SOTM) on warships

USNavyCOMMS01 Feb17

Wireless electronic systems have been relying on dish antennas to send and receive signals. These systems have been widely used where directivity is important and many of those systems work well at a relatively low cost after years of optimization.…...

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Rising employment of Unmanned and Autonomous underwater vehicle (UUV & AUV) in Naval ASW & MCM missions

AUVUUV

UUVs—submersible unmanned vehicles—are divided into two categories: remotely operated underwater vehicles (ROVs) and autonomous underwater vehicles (AUVs). ROVs are controlled and powered by a person or crew on either land or neighboring craft via an umbilical or using remote control. The…...

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Li-Fi Technology promise to bring the Internet ot IoT Under the Sea and improve Navy’s Ship and submarine communications

Optical Underwater Communications system

It is predicted that LEDs will be the ultimate light source in the near future powering indoor illumination, outdoor lamps, traffic signs, advertising displays, car headlights/taillights, etc. Now another technique  promises to double the utility of light-emitting diodes (LEDs) by…...

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New technologies to aid Ocean search and rescue operations

SARoceans

Search and rescue (SAR) is the search for and provision of aid to people who are in distress or imminent danger. The general field of search and rescue includes many specialty sub-fields, typically determined by the type of terrain the…...

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Russia launches World’s first floating Nuclear Reactor, to power military forward operating bases, disputed islands and Arctic

russiafloating

Small modular reactors (SMRs) defined as nuclear reactors generally 300MWe equivalent or less. SMRs have generated global interest, and potential future applications are a subject of international research directives.  Their are around 50 different SMR designs worldwide according to the…...

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China’s two aircraft carriers, the Liaoning and the Shandong, recently completed military drills in the South China Sea, plans to launch its third aircraft carrier by end of 2020 or early 2021

chinacarrier

In 2015, the People’s Republic of China’s (PRC, China) Ministry of National Defense published its military strategy which highlighted the increasing importance of maritime dominance stating that “the traditional mentality that land outweighs sea must be abandoned, and great importance…...

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Synthetic Aperture Sonar on Unmanned underwater vehicle (UUVs) and AUVs is transforming Mine Countermeasures and Undersea Warfare

SAS

SOund Navigation And Ranging or SONAR is a technique of distance measuring between detector and an object base on sound reflection. The distance can be calculated from propagation time and speed of sound in specific mediums. For military, Sonars are…...

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China militarizing deep-ocean as another domain of warfare by building deep sea Naval base in South China Sea and deep sea “space station.”

seabed ISA 25 May 2012

Like the British Royal Navy more than a century before it, the U.S. Navy has a command of the sea that affords the United States unrivaled international influence.  By its use of the sea, which covers nearly three-quarters of the…...

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Countries led by Russia, US and China employing Supercavitation technologies to develop supersonic Submarines, Vessels, and Torpedoes

supercavitatingtorpedo

One of the biggest problems with trying to get torpedos to travel faster is the fact that water is a thousand more times dense than air, so in order to overcome that resistance researchers have had to try a variety…...

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Raytheon’s Excalibur is all weather smart artillery that triples the range and can strike moving targets with high precision

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The Excalibur smart artillery shell has a ruggedized Global Positioning System (GPS) satellite navigation receiver and uses satellite signals to help guide itself to its intended targets. It first was fielded in Iraq in 2007 for urban or complex-terrain engagements…...

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