Rajesh Uppal

Rajesh Uppal

  • Joined: January 29, 2016
  • Articles: 3669

Rectenna or rectifying antenna critical technology for wireless power systems, powering military drones, and receiving solar power from satellites

rectenna

Over the past two decades, many wireless systems have been developed and widely used around the world. The most important examples are cellular mobile radio and Wi-Fi systems. Just like radio and television broadcasting systems, they radiate electromagnetic waves/energy into…...

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Silicones enhance the reliability of the Electronics, Aerospace and Military systems

SILICONESAPPLICATIONS

Since the 1980’s, the electronics industry has undergone explosive growth, as higher transistor densities have fueled substantial performance advances while paving the way for miniaturization.  In order for these systems to function properly, the electronic circuits within them must be…...

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Reaper and Global Hawks being modernized to defeat A2 / AD environment through long range high-resolution sensors and cybersecurity

globalhawk

Current unmanned aircraft – including the MQ-1 Predator, MQ-9 Reaper and RQ-4 Global Hawk have excelled against terrorists, both for near-persistent intelligence, surveillance and reconnaissance and strike capability for Reapers and Predators. This was partly due to the permissive environments…...

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Ultrasound sensors becoming cheap, miniaturized and ultrasensitive leading to wide employment in automotive, healthcare, industrial, and electronics.

ultrasound

As the name indicates, ultrasonic sensors measure distance by using ultrasonic waves. The basic working principle of these sensors is based on echolocation, which involves transmission of ultrasonic waves to the target object, which reflects it back to the source after…...

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DARPA Angler project seeking autonomous deep-diving unmanned underwater vehicle (UUV) for surveying and combat missions

U.S. Bluefin Completes Knifefish UUV 130712

Deep sea reach is important to Navies which can collect the information about enemy submarines as well as carry out their own operations undetected. China continues to make progress in deep sea exploration following the three-month mission of a new…...

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Reemergence of Underground Warfare, hard and deeply buried targets (HDBTs) Vs Earth-Penetrating weapons (EPW)

RNEP

Military studies have shown that adversaries have shifted to the use of underground bunkers to protect against the U.S. military’s precision strike capabilities that combine satellite navigation with guided missiles and bombs. To counter American precision strikes, China, Russia, North…...

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Rising cyber-attacks to Small and Medium Businesses( SMB or SME) and cyber security requirements

cybersecurity for small businesses

SMEs contribute to more than one third of GDP in emerging and developing economies and account for 34% and 52% of formal employment respectively. SMEs and young firms that experience rapid growth can have a considerable impact on employment creation…...

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Next Robot revolution is achieving Human-Like dexterous manipulation for home, Industry and Security

desterousrobot

Robots have already become an indispensable part of our lives. However currently, most robots are relatively rigid machines which make unnatural movements. In contrast, humans seem to be able to manipulate objects with our fingers with incredible ease like sifting…...

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Active and Passive Millimeter Wave imaging systems employed for security screening at the airports and finding landmines

millimeter waves collage

Electromagnetic waves in the millimeter-wave band  (with frequencies between 30 and 300 GHz, or wavelengths between 10 and 1.0 mm) have attractive characteristics. One of their features is the wider usable frequency band compared with waves in the microwave band or lower bands.…...

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Laser beam combining technologies are enabling High power Laser directed energy weapons on Trucks, Warships and Airplanes

beamcombining

Among the uses of Laser directed energy weapons (DEW) systems are providing very short-range air defense capability, close-in protection for naval vessels, counter-unmanned aerial vehicle (UAV), and protecting friendly forces from mortar and artillery attack. Laser require a power of the…...

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