Bonezegei_HCSR04 is a simple and easy-to-use Arduino library for interfacing HCSR04 ultrasonic sensor module. The library provides functions for measuring distance, setting trigger and echo pins. The ...

Xiaomi has released the Redmi K90 Ultra in China. It is a new smartphone that stands out primarily for including a built-in ...

Beyond individual mobile phones, the technology has substantial implications for enterprise access and shared hardware environments.

MetaOptics has begun putting a smartphone in the hands of prospective customers that can read a user’s fingerprint in three dimensions straight through its display, without the finger ever touching ...

Redmi confirms the K90 Ultra for June 30 with Snapdragon 8 Elite, active cooling fan, and a sub-$440 price. Here are the confirmed specs and what they mean for gaming phones in 2026.

Redmi officially confirms the K90 Ultra for June 30 in China — Snapdragon 8 Elite, 8,500mAh battery with 100W charging, and a built-in cooling fan under ¥3,000.

NASA has selected the Artemis III crew for a high-stakes 2027 mission designed to test the future of lunar exploration. Astronauts will launch aboard Orion and perform unprecedented docking operations ...

Abstract: In this paper we design and implement a home surveillance system based on an embedded system with multiple ultrasonic sensor modules to enhance the system's reliability. Each ultrasonic ...

The Samsung Galaxy A57 is a midrange phone that combines good looks with a durable build, a bright screen, and a long-lasting ...

A research team has developed a solvent-free method using ultrasonic cavitation to delaminate end-of-life crystalline-silicon PV modules, fully separating the glass and front EVA layer while partially ...

Abstract: Electromagnetic ultrasonic thickness measurement requires high gain amplification of the echo signal due to the low efficiency of the transducer. The variation of lift-off distance in ...