Honor 500 Series Launching on November 24: Rear Design and Key Specifications Revealed

Honor is gearing up for the launch of its next-gen 500 series phones, which will likely include Honor 500 and Honor 500 Pro.
Hackaday

The Simplest Ultrasound Sensor Module, Minus The Module

Just about every “getting started with microcontrollers” kit, Arduino or otherwise, includes an ultrasonic distance sensor ...
IEEE

Air-Coupled Fiber-Optic Ultrasonic Sensor Based on an Open-Cavity and Optically Tuned Polymer Microbubble

Abstract: An exceptionally sensitive and photothermally tunable polymer microbubble is fabricated at the fiber tip for enhanced ultrasonic detection. A modified acrylate adhesive (MAA) is applied to ...
IEEE

Estimating Passenger Queue for Bus Resource Optimization Using LoRaWAN-Enabled Ultrasonic Sensors

Abstract: Anecdotal evidence has shown that bus stops around our University campus, specifically those serving express buses to city center, can get very crowded during certain times. This not only ...
Digital Photography Review

Cracking the Canon code: what letters like VCM, RF-S and DO tell you about your lens

As with other brands, Canon's lenses feature many letters and acronyms in the lens names. Seeing something like Canon RF 24-105mm F4L IS USM can leave you scratching your head if you don't know what ...