IKEA’s Low-Cost Smart Home Range Reviewed : Matter, HomeKit Support, IP67 Sensors, Easy Setup

IKEA's 21 new smart IoT devices support Matter, HomeKit, Google, and Alexa, so you can build a low-cost setup with quick ...
EDN

Sensing and power-generation circuits for a batteryless mobile PM2.5 monitoring system

Tommy Liu builds a vehicle-mounted particulate matter monitoring system powered from harvested wind energy and an integrated ...
Hackaday

Robot Sees Light With No CPU

If you ever built a line following robot, you’ll be nostalgic about [Jeremy’s] light-seeking robot. It is a very simple build ...
IEEE

Motion-Based Calibration of Multimodal Sensor Extrinsics and Timing Offset Estimation

Abstract: This paper presents a system for calibrating the extrinsic parameters and timing offsets of an array of cameras, 3-D lidars, and global positioning system/inertial navigation system sensors, ...
GitHub

Grove - Digital Light Sensor

This module is based on the I2C light-to-digital converter TSL2561 to transform light intensity to a digital signal. Different from traditional analog light sensor, as Grove - Light Sensor, this ...
IEEE

Conductive adhesion antifreeze hydrogel sensor for monitoring human motion

Abstract: Hydrogel sensors have been a hot topic of research in recent years. The development of versatile hydrogel sensors has been an urgent problem. In this paper, an electrically conductive, ...