This post is a review of the popular waterproof ultrasonic sensor JSN-SR04T. I hope this will serve as a backdrop for some interesting ultrasonic distance sensor experiments and projects. A number of ...

Recently, I exhausted my stock of common passive infrared (PIR) motion sensor modules and was looking for a new one to play with. I searched the web for a small type with self-contained electronics.

Ultrasonics refers to signals that are above the human hearing span (>20 kHz), and usually in the 40- to 70-kHz range. These signals are used like radar—they’re radiated toward a target and reflected ...

Touch panel maker General Interface Solution (GIS) is expected to lock in the first batch of in-display ultrasonic fingerprint sensor module orders from Samsung Electronics for usage in Korea-based ...

We already know what makes the Galaxy S10+ tick—a Qualcomm Snapdragon 855 or Samsung's own Exynos 9820 processor (depending on the region), 8GB or 12GB of RAM (depending on the model), and up to 512GB ...