A three-way lock system using face detection, an Radio Frequency Identification (RFID) reader, and a digital lock is presented in this article. A safe and solid locking framework can be used in homes, ...

A Raspberry Pi-based electronic door lock system using facial recognition, wake word detection, and ultrasonic presence sensing for enhanced security and convenience.

This project implements a password-protected door lock system using an Arduino microcontroller. The system utilizes a 4x4 matrix keypad for password input and an electronic lock mechanism controlled ...

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 ...