Aqara’s cord-free presence sensor runs for up to three years on battery power

The $50 sensor runs on two coin cell batteries so you don’t need a nearby power source for installation.
RF Globalnet

Inside DARPA's Use Of Rydberg Atoms To Create New RF Sensors

DARPA leverages Rydberg atoms' extreme electromagnetic sensitivity to create compact quantum RF sensors, replacing large antenna arrays for defense applications. Back in 1885, Swiss mathematician ...
IEEE

Phase Current Reconstruction for DTP-PMSM With Single Current Sensor Using Synchronous Filtering Reconstruction Method

Abstract: In dual three-phase permanent magnet synchronous motor (DTP-PMSM) drive, six-phase current information is critical to motor control. However, the adoption of multiple current sensors ...
ZDNet

I use this hidden Android security feature to turn off sensors with one tap - here's why

Accelerate your tech game Paid Content How the New Space Race Will Drive Innovation How the metaverse will change the future of work and society Managing the Multicloud The Future of the Internet The ...
IEEE

Design and Development of a Flexible Inductive Bend Sensor Using Planar Meander Coil Topology

Abstract: This work presents the innovative design and validation of a flexible inductive bend sensor based on mutual inductance modulation. The sensor consists of two flexible printed circuit boards ...