Switchbot’s $30 presence sensor runs for two years on a pair of AAAs.

Following Aqara and Meross, SwitchBot has announced a new presence sensor with light, PIR, and 60 GHz mmWave radar sensors to ...

Aqara’s cord-free presence sensor runs for up to three years on battery power

The $50 sensor runs on two coin cell batteries so you don’t need a nearby power source for installation.
Electronic Design

IC Trio Makes Non-Magnet Inductive Sensing Easier and More Accurate

These non-magnetic inductive-sensor interface ICs offer high performance, features, and ease of use via coil-development ...
IEEE

SLEEPIR: Synchronized Low-Energy Electronically Chopped PIR Sensor for True Presence Detection

Abstract: Passive infrared (PIR) sensors are widely used in motion sensing and lighting control. However, stationary occupants always trigger false-negative detects of PIR sensors and result in ...
GitHub

Add missing circuit/schematic diagrams

On our documentation website, the documentation for some of our hardware components does not include both a circuit and a schematic diagram. Each of the documentation files for one component should ...
GitHub

pir-sensor

Real-time LoRaWAN sensor monitoring with terminal UI. Features live data visualization, PIR motion tracking, time-window filtering, and persistent data storage via Loriot WebSocket API.