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Electronics & EW

DARPA advances Microwave Photonics for RF signal processing and radars

The military/defense industry continues to encourage the advancement of multifunctional receivers. Yet the demands for higher-frequency operation, increased bandwidth, increased dynamic range, and enhanced sensitivity creates unique design challenges for present technology. Size, weight, power, and cost (SWAP-C) dynamics heavily influence the military/defense industry’s value for a particular technology.   …

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Aircraft fly-by-wire system

Fly-by-wire (FBW) systems are semi-automatic, computer-regulated aircraft flight control systems that replace mechanical flight controls with an electronic interface. When the pilot moves flight controls, those movements are converted into electronic signals, which are then interpreted by the aircraft’s flight control computers (FCC) to adjust actuators that move flight control …

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Backscatter Radio technology enables HD Video streaming to transmitting Internet of Things Sensors Several Kilometers

Backscattering is a form of wireless transmission based on modulated reflection of external RF signals. Whereas conventional radios generate their own signals, backscatter radios transmit data by making tiny changes to reflected signals. This approach requires a minimal number of active components, promising simple low-cost battery-free operations.   Since the source …

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Emerging Network Centric Electronic Warfare enabled by UAVs and UAV swarm technologies

The current platform-centric EW systems are limited in their ability to generate essential EW effects required to counter emerging threat system developments and employ advanced EW concepts. The adversaries are fielding increasingly sophisticated networked and agile systems, RF sensing and communications systems, including short-range tactical communications, long-range command and control (C2) …

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DARPA PIPES developing integrated optical transceiver capabilities into multi-chip modules for high throughput parallel processing

Parallelism – or the act of several processors simultaneously executing on an application or computation – has been increasingly embraced by the microelectronics industry as a way of sustaining demand for increased system performance. Today, parallel computing architectures have become pervasive across all application domains and system scales – from …

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Microwave & RF Absorbers and materials

Radiation in a high-frequency circuit or system can be difficult to control. For that reason, RF/microwave absorber materials are often added to circuits to suppress or eliminate unwanted radiation either from the circuit to the outside or to minimize the effects of radiated signals outside a circuit (such as broadcast …

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Gallium Nitride technology enabling IoT revolution, Cellular 5G , Optoelectronics and sensors

Integrated circuits and power devices utilized by the semiconductor industry for the production of advanced computers, consumer electronics, communication networks, and industrial and military systems have been almost exclusively based on silicon technology. The requirements of future electronics place a great emphasis on achieving new devices with greater power density …

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polaritonics

Between electronics and photonics there exists a frequency gap of approximately two octaves, i.e., the frequency range between 100 GHz and 10 THz, across which there are limited capabilities for signal generation, control, guidance, and processing. Researchers have demonstrated e that phonon-polaritons in ionic crystals like LiNbO3 or LiTaO3 may …

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RFSoC for Military 5G, Radar and Electronic Warfare

We live in an increasingly interconnected world, one in which mobile communications provide a significant element of this interconnectivity. This increasing demand for high speed, low latency networks supporting mobile connectivity is leading the definition of 5th generation mobile networks. These next generation networks are driven not only by changing …

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Growing requirements for Man portable Radars for counterterrorism, counter UAV, maritime surveillance and battlefield applications

Radar, is an electromagnetic sensor used for detecting, locating, tracking, and recognizing objects of various kinds at considerable distances. It operates by transmitting electromagnetic energy toward objects, commonly referred to as targets, and observing the echoes returned from them.  Energy is emitted in various frequencies and wavelengths from large wavelength radio …

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