Last year, I took a look at some mostly low-cost passive infrared (PIR) motion sensor modules. Then recently, I became more aware of cheap microwave radar motion sensor modules. The popular version of ...

This article explains an upgraded smart solid-state AC switch system that uses microwave Doppler radar instead of traditional ...

Imec has made a millimetre-wave motion detection radar at 60GHz, integrated in standard 28nm CMOS. Achieving 2-cm range resolution, the ultra-sensitive radar is optimized for vital sign monitoring and ...

Nothing will ruin a good cruise like seeing those flashing red and blue lights in your rearview mirror. It's a position many of us have been in, and it's not fun. However, there are ways to limit ...

This article was updated with new information in December 2025. Nothing ruins a spirited drive like the sudden strobe of red and blue in the rearview mirror. We've all been there, and it never feels ...

This application note presents the use of ZMOTION detection module and Clare’s solid-state relays to control power. It briefly describes the features of the ZMOTION and SSRs, as well as the hardware ...