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 ...

Smart home systems are a new design development that has been started to be developed recently and is expected to spread widely in the future. In addition, smart home systems can not only turn devices ...

Abstract: Human collaborative robots (HCRs) are a useful future workforce because they can operate alongside people. Proximity and tactile sensing are important for HCRs to ensure safety. In this ...

Abstract: Compared to the acceleration sensor based vibration measurement, the shock pulse sensor based SPM has been proved to be simpler and more effective for evaluating rolling bearings’ condition, ...