This project demonstrates how to interface an HC-SR04 ultrasonic distance sensor with an SSD1306 OLED display using the STM32 Blue Pill microcontroller. The system measures distances and displays them ...

Abstract: To provide an efficient solution to the difficulty in navigation faced by the visually impaired, this paper presents a device built on the principle of object detection. This model utilizes ...

Abstract: This work investigates the potential of using simple inline no-core fiber (NCF)-based multipoint acoustic sensors providing high frequency bandwidth and dynamic range for ultrasonic guided ...