A light source and photosensor combine for effective, reliable, non-contact proximity detection of nearby objects. Non-contact proximity sensors detect the presence or absence of nearby objects ...

Smartphone Features: Smartphones have become an essential part of everyday life. From making video calls and playing games to ...

This article details six essential sensors, along with four necessary questions a design engineer should ask before choosing which ones to use in their next design. In the R&D and electronics design ...

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NORTH ANDOVER, Mass. – L-com, an Infinite Electronics brand in North Andover, Mass. is introducing diffuse reflection photoelectric proximity sensors for applications such as industrial automation, ...

The many uses of optical proximity sensors. How a tiny optical sensor eases many application challenges. Why a digital sensor output simplifies design-in. Proximity sensors are literally and ...

Understanding acoustic feedback in hearing aids. Power consumption challenges in hearing aids. Functionality integration and its impact on energy consumption. The benefits of using photoreflectors for ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

The unassuming proximity sensor, a tiny component nestled within your smartphone, plays a crucial role in ensuring a seamless calling experience. It detects the proximity of your face during calls, ...

A light source and photosensor combine for effective, reliable, non-contact proximity detection of nearby objects. Part 1 of this article looked at the principles and three basic approaches to optical ...