A Hall 'rectenna' can detect signals over a 100 GHz frequency range

Many current wireless communication, imaging and sensing technologies rely on components that convert oscillating electric ...
Tech Xplore

Why low-frequency spectrum is emerging as a quiet contender for future networks

While the world sprints toward ever faster mobile speeds, another connectivity story is quietly unfolding at the opposite end ...
Nature

Audio Forensics and Electrical Network Frequency Analysis

Audio forensics is an increasingly critical field in modern investigative science, exploiting the unique characteristics of electrical network frequency (ENF) signatures embedded in digital recordings ...
Business Wire

KYOCERA Develops Transmissive Metasurface Technology That Redirects Wireless Signals for Improved 5G and 6G Performance

KYOTO, Japan--(BUSINESS WIRE)--Kyocera Corporation (President: Hideo Tanimoto) (TOKYO:6971) has developed a Transmissive Metasurface technology that can redirect wireless network signals in a specific ...
Phys.org

New quantum receiver the first to detect entire radio frequency spectrum

A new quantum sensor can analyze the full spectrum of radio frequency and real-world signals, unleashing new potentials for soldier communications, spectrum awareness and electronic warfare. Army ...
FOX8 Cleveland

Listening for the right radio signals could be an effective way to track small drones

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Some of this recent increase in activity may ...
Electronic Design

The ABCs of Analog Signal-Path Design—and Coping with Today’s Challenges

How analog signal engineering is performed, in broad strokes. What are the component-selection considerations for new designs? What are VFAs and how are they used? Analog signal engineers specialize ...
EDN

A design guide for implementing audio signal detection

Sound can be represented with both analog or digital audio signals. Analog audio signals use electrical voltage levels. Different types of transducers convert sound to electrical signals and ...