Rajesh Uppal

Rajesh Uppal

  • Joined: January 29, 2016
  • Articles: 3517

DARPA ELGAR developing sub terahertz G-Band Electronics including MMICs for emerging 6G Era

gband

Due to the growing, insatiable thirst for information, both commercial and defense communications are driving towards increasingly higher data rates and wider bandwidths of operation. This in turn is driving systems toward higher operating frequencies, which more easily supports larger…...

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DARPA OpTIm developing room-temperature Quantum-Level Infrared Detectors

Electromagnetic energy, produced by the vibration of charged particles, travels in the form of waves through the atmosphere and the vacuum of space. These waves have different wavelengths (the distance from wave crest to wave crest) and frequencies, These two…...

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High-Baud-Rate Coherent Optical Communication Systems

High Baud Rate Coherent Optical Communication Systems

The explosive growth of optical communication technology in the past decades has revolutionized the telecom industry and created a global communication infrastructure with optical networks. Optical communication links and networks are essential for the Internet backbone as well as for interconnects…...

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Spatial Light Modulator (SLM) for beam steering, optical communications, advanced microscopy and biomedical imaging

SLM

A spatial light modulator (SLM) is a special device that can manipulate light by modulating the amplitude, phase or polarization of the light waves in the two dimensions of space and time. This means that light is manipulated in order…...

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Distributed Coherent RF Arrays of radar, communications and Electronic warfare enable Network-Centric (NCW)

distributedEW

Researchers are exploring the possibilities of combining the operations of distributed mobile systems with coherence at the radio frequency (RF) level, called coherent RF arrays, and the microwave and millimeter-wave technologies necessary to get there. The term “distributed” makes explicit…...

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Military Photonics

Photonics is the science of controlling the flow of light. The characteristics of the waves of light or individual photons that make up light can be used to explore the universe, cure diseases, and even solve crimes. It is a…...

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Power Electronics Industry enters large Growth driven by more electrification and power generation

PEIC NextEnergy Technology Roadmap FINAL REPORT

Power electronics is the branch of electrical engineering that deals with the processing of high voltages and currents to deliver power that supports a variety of needs. From household electronics to equipment in space applications, these areas all need stable and reliable…...

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Optical storage disc as Data storage technology is making combeback

There were 79 zettabytes of data generated worldwide in 2021. By 2025, more than 150 zettabytes of big data will need analysis. Dramatic increases in data storage capacities are urgently needed as they are being outpaced by exponential growth in…...

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Aircrafts employing Directed InfraRed CounterMeasure (DIRCM) to counter threat of Manpads, the shoulder-fired anti-aircraft missiles

countemanpads

The West in its continuous support to Ukraine has been supplying the besieged country with military aid in the form of arms as well as anti-aircraft and anti-tank defence systems. Joe Biden said the US will be sending an additional…...

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Terahertz Antennas

Terahertz (THz) represents the portion of the electromagnetic radiation between the microwave and the infrared region. It is within the frequency range of 0.1–10 THz, corresponding to wavelengths of radiation from 3000 to 30 µm. The advantages of the terahertz…...

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