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SwitchBot Hub 3 review: A sequel that's too ambitious

The SwitchBot Hub 3 is available from SwitchBot for $120, though it regularly goes on sale for less. I'd recommend waiting ...

Aqara Launches Matter-Supported FP300 Presence Sensor

Aqara today launched its latest sensor, debuting the Presence Multi-Sensor FP300. Aqara’s sensor is able to determine when someone is in the room, providing a useful way to control HomeKit-connected ...
PC-Tablet

Aqara FP300 Presence Sensor Achieves Three-Year Cord-Free Battery Life

Aqara introduces the FP300 Presence Multi-Sensor with dual PIR and mmWave technology, offering up to a three-year battery ...
IEEE

The Error Lower Bound of Target State Estimation in Passive Localization by Bearing-Only Sensors

Abstract: Error analysis of passive positioning based on bearing-only sensor network is crucial to improve the accuracy and reliability of state estimation in various ...
IEEE

A Wireless Passive Sensor Based on U-Shaped Resonators for Bidirectional Deformation Sensing

Abstract: Conventional deformation sensors are inconvenient to deploy in large areas due to the employment of cables and power supplies. This article proposes a wireless passive sensor based on ...
The Sun

Ring doorbells receive major upgrade that catches intruders even faster – but you’ll need to switch it on first

RING has revealed an upgrade that will make it even easier to spot intruders lurking around your property. The world’s most popular smart video security maker has rolled out the big change to Ring ...