Abstract: This letter presents a real-time bed-exit alarm system using ultrasonic sensors, infrared (IR) sensors, and an accelerometer. The ultrasonic sensors detect the elderly in bed; the IR sensors ...

Abstract: Blindness is a condition in which a person's vision is impaired; this can affect people to the extent that they still have some vision (referred to as low vision) or those who are no longer ...

Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (October 2025) that make the cut: ...

OSLO, Norway, Sept. 17, 2025 – As autonomous robots enter warehouses, hospitals and public spaces, the need for safe human-machine collaboration is growing fast. That’s exactly what Sonair’s ADAR ...