Rajesh Uppal

Rajesh Uppal

  • Joined: January 29, 2016
  • Articles: 3663

Machine learning for radio frequency systems from wireless and Cognitive Radio to Militrary Radars

Machine learning for radio frequency systems

US  considers the Electromagnetic domain that is the electromagnetic spectrum portion of the information environment as a domain of Warfare. Assured access to the RF portion of the electromagnetic spectrum is critical to communications, radar sensing, command and control, time…...

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US Army’s LRPF developing long range Artillery systems to penetrate anti-access/area denial networks

long range precision fires LRPF

While the Army has a variety of means to deliver long-range fires, such as organic attack helicopters and unmanned aerial vehicles (UAVs) and air support from Navy and Air Force aircraft, these assets are frequently unavailable due to adverse weather…...

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DARPA FFT challenge to develop alogorithms to accurately predict location of Floating sensors or floats in Oceans 10 days in Advance

FFT Challenge

“Oceans cover more than 70 percent of the earth’s surface, but we know very little about them,” said Ersin Uzun, vice president and general manager of the Internet of Things team at Xerox.   Floating sensors, known as floats, can…...

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DARPA call for innovative mission system concepts and Breakthrough Technologies for peer adversaries

The Defense Advanced Research Projects Agency’s (DARPA) Strategic Technology Office (STO) DARPA has released a broad agency announcement (BAA) in Nov 2021 on a funding opportunity for research and development of mission system concepts to help the U.S. military address…...

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Molecular spintronics is emerging field of nanoscale electronics that uses molecules to build ultrafast, low power electronics devices

molecularspintronics

The age of electrically-based devices has been with us for more than six decades.  With more and more electrical devices being packed into smaller and smaller spaces, the limits of physical space will prevent further expansion in the direction the…...

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Co-operative Perception (CP) for Intelligent Transportation Systems (ITS)

Autonomous vehicles (AVs) have received extensive attention in recent years as a rapidly emerging and disruptive technology to improve safety and efficiency of current road transportation systems. Most of the existing and under development AVs rely on local sensors, such…...

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Urban Warfare and urban terrorism are the greatest future security threat, require new tactics and technologies being developed and tested

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Cities have become the new battleground and Hybrid or Urban Warfare the greatest threat being waged by ISIS to Boko Haram to Hamas to Ukraine rebels.  Boko Haram is carrying out its urban terror campaign against the Nigerian Army and its…...

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Software modem

Conventional modem designs can be termed as ‘fixed-function’ modems ‘ because almost all modem functionality in these modems are implemented in silicon resulting in large die sizes and limited flexibility. As the number and complexity of air interfaces increase, so…...

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Metamaterial based Antennas for wireless and space communications, GPS, satellites, airplanes and missile seekers

metamaterial 9 638

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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DARPA EXTREME devloped engineered optical materials or metamaterials now transitioning from NGA to AFRL UAS and Unmanned combat aerial vehicles (UCAV)

EXTREME

Optics & Electro-Optics areas through areas like Day vision, Night Vision, Thermal Imaging are playing vital role in warfare due to their high resolution and covert passive operation. The Infrared Search and Track system uses the heat or infrared radiation…...

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