Features

RFM Catchall: RF & Microwave Electronics

Jamming-Resistant Adaptive Radio System

Developing smart antennas for jam-resistant cognitive or software-defined radio systems entails a number of challenging issues. Researchers at the University of Texas are investigating methods to...

Articles: Aerospace

Modern Military Energy Storage Technology

The risk of human casualties associated with fuel convoys, combined with the long-term cost issues of unreliable technologies, has the military exploring greener, more sustainable options with the...

Articles: Electronics & Computers

Choosing a Capacitor for Use as a Switch-Mode Power Supply Filter

Input filter caps need to be able to supply a quick burst of energy and to suppress noise generated in the switch circuit. Important considerations for the input filter cap...

Articles: Aerospace

Inside the Navy’s Quiet Water Tunnel Facility

When water flows over an acoustic sensor, non-acoustic pressure fluctuations caused by turbulence can decrease the signal-to-noise ratio and make it difficult to sense incoming acoustic waves....

Articles: Electronics & Computers

Event-Driven Processor Programming

Almost since computers were invented, interrupts have been a common programming method to deal with real-time tasks. An interrupt causes a processor to stop the running task, and to execute an interrupt...

Articles: Electronics & Computers

Extensible Processing Platforms: Giving Designers the Best of Both Worlds

Creating a new field programmable gate array is no small feat. FPGA vendors spend tens-of-thousands of man-hours simply researching markets to determine the feature...