Ultrasonic fingerprint sensors are taking smartphone security to the next level, offering reliable and fast unlocking even in less-than-ideal conditions. If you’re interested in experiencing ...

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An Arduino compatible board (e.g. Arduino UNO): Arduino UNO / Arduino Mega A HC-SR04 ultrasonic sensor / A Ping))) ultrasonic sensor: HC-SR04 (Optional - For aqqurate distance values) A DHT ...

Arduino Library for the SparkFun SparkFun Ultrasonic Distance Sensor The SparkFun Ultrasonic Distance Sensor - TCT40 (sen-24805) a user-friendly upgrade to the popular HC-SR04 sensor, offers ...

Arduino Uno – Powered Parking Guidance System with Ultrasonic Sensors" is a smart and innovative solution for simplifying the parking process in crowded urban environments. This paper leverages the ...

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 sensor, LEDs ...