We use WhatsApp almost every day so much that it has become an unavoidable part of our routine. From a simple “good morning” ...

Dr. Park Chan Wook (Postdoctoral Researcher, Non-Destructive Metrology Group, KRISS); The Korea Research Institute of Standards and Science (KRISS, President Lee Ho-seong) has developed an ultrasonic ...

Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (April 2026) that make the cut: ...

In this video I'm walking you through the steps I took to make a standalone version of my pellet level monitoring sensor that ...

In this video, I created a blood oximeter by using the MAX30105 particle sensor to figure out the changes in color of passing ...

Gesture control robotics replaces traditional buttons and joysticks with natural hand movements. This approach improves user ...

In many applications, harsh ambient conditions present a significant challenge for sensor technology. In such cases, ultrasonic sensors that are largely unaffected by physical influences become ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Abstract: This paper provides details about the design and operation of a Collision Avoidance System in smart cars, with the Arduino board as the central control unit, interfaced with an ultrasonic ...

int max_ultrasonic_distance_cm = 400; // set the maximum measureable distance for the ultrasonic sensor to 400cm NewPing sonar(ULTRASONIC_TRIGGER, ULTRASONIC_ECHO ...

Abstract: The task of helping visually impaired people with the help of technical means has been relevant for more than half a century. A large number of works have been written on this topic, and a ...