The Burglar Alarm System is an embedded security solution developed using the LPC1768 microcontroller, HC-SR04 ultrasonic sensor, and IR sensors. It provides intelligent intrusion detection with ...

The ultrasonic sensor detects the distance to an object and sends the result to the LCD. Based on how close the object is, the buzzer will activate with different beep speeds or stay silent if the ...

The below circuit diagram shows the complete hardware wiring setup of the Arduino-based Smart Walking Stick for the Blind ...

Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (March 2025) that make the cut: ...

The latest fingerprint-scanning technology to enter the smartphone space is the ultrasonic sensor. It was first announced inside 2016’s Le Max Pro smartphone but it has now become a staple ...

Sunday afternoon saw Alabama finish what they started, shutting the Maroon and White out 2-0. And now, in the short span of a month, the Aggies have gone from No. 1 in the rankings to not even ...

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 ...

If you want to learn more about parking sensors, use the table of contents to navigate. Simple, affordable and easy to install, the EKYLIN reverse backup radar system is ideal for shoppers after ...

Installing a smart water sensor can save you a lot of money and hassle. The best models we've tested immediately alert you to leaks and even shut off your home's water supply. I’ve been working ...

Biosensors are devices used to detect the presence or concentration of a biological analyte, such as a biomolecule, a biological structure or a microorganism. Biosensors consist of three parts: a ...

Abstract: In order to simplify the complexity of ultrasonic and electromagnetic wave signal detection and improve the accuracy of partial discharge detection of power equipment, a sensor design idea ...