Rajesh Uppal

Rajesh Uppal

  • Joined: January 29, 2016
  • Articles: 3630

Tunable and multifunctional conformal antennas for stealth Aircrafts, Spacecrafts and other vehicular bodies

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The protection of the environment and reduction of the environmental footprint of air transport is very demanding Among others, growing air traffic also significantly contributes to the emissions contributing to climate change and local air quality issues around airports. Very…...

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DARPA’s AMEBA developing transmitters that could communicate through walls, undersea and underground environment

ameba full

Modern day radio transmitters and receivers, the devices that uses electromagnetic wave signals to communicate through cellphones, radios and television, seem to be present everywhere.  The propagation of these electromagnetic waves has some limitation too,   Key among these is that…...

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Australia releases Defence Science and Technology plan for implementing its Air Force Strategy to transform to fifth-generation Air Force

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Australian Airforce is making investments into range of state-of-the-art surveillance, command-and-control and combat platforms. This includes introduction of advanced capabilities such as the F-35A Lightning II, EA-18G Growler, P-8A Poseidon, the MQ-4C Triton, and space systems including a space situational…...

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India develops Indigenous Light Combat Helicopter and buying Russian Kamov-226T that can operate at extremely high altitudes

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During the 1999 Kargil War, operations of Indian Air Force to evict the intruding Pakistani soldiers from the Indian side of the border,  were hampered as the only combat helicopter, the Mi-35, couldn’t operate at extremely high altitudes. IAF had…...

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USAF developing Long range, Low-Cost Stealthy Drone to conduct ISR and strike missions in anti-access/area denial (A2/AD) environments

Kratos Valkyrie drone

Air Force has released a rendering of what appears to be its vision for concept under the Low Cost Attritable Aicraft Technology (LCAAT) banner. The Low Cost Attritable Aircraft Technology (LCAAT) Initiative is aimed at developing a low cost attritable…...

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Real-time behavioral analytics, new tool for detecting advanced external and internal Cyber threats and mental health, employed by Intelligence agencies to DOD

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An insider threat is a malicious threat to an organization that comes from people within the organization, such as employees, former employees, contractors or business associates, who have inside information concerning the organization’s security practices, data and computer systems. The…...

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New technologies being developed to detect and predict cognitive stress that can result in failure of military Missions

cognitiveoverload

Soldiers often have to perform complex tasks in extreme conditions, sometimes approaching or exceeding the limits of their capabilities. Some of the missions the soldiers perform can take weeks, away from in difficult terrain like deserts and mountains which requires…...

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DARPA’s QuBE aimed to employ Quantum Biology effects to design next generation navigation, chemical and Magnetic field sensors

quantumbiology

The first quantum revolution enabled inventions such as the laser and transistor, the basic building block of computers, when scientists knew the rules of quantum mechanics and built devices that followed those rules. The second quantum revolution is all about…...

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Insitu ScanEagle flying ViDAR Payload enhances Maritime security by spotting and positively identifying objects under clear sun to wind, rain, haze and fog.

vidar

ViDAR, or visual radar, is the term coined by Australian computer vision specialist Sentient for a newly developed sensor that combines a high-definition electro-optic (EO) camera with automatic target detection algorithms to detect small maritime targets.   The ScanEagle drone…...

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Solid state cooling based on magnetocaloric, electrocaloric, and mechanocaloric materials advancing to replace present environmentally damaging refrigeration technologies

elctrocloric

Current cooling technology, such as that found in fridges and air conditioning systems, exploits the changes in temperature when gases are compressed and expanded. This technology often uses environmentally damaging greenhouse gases. The search for materials with large caloric effects…...

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