The best smart rings on the market bring a wide range of health tracking and monitoring features in a discreet package that's less intrusive and more stylish than your average smartwatch.

However, achieving a wide detection range while maintaining high sensitivity and linearity remains a challenge. Here, a flexible capacitive pressure sensor was designed and fabricated utilizing ...

The proposed sensor is designed using a thin-substrate microstrip line loaded with tapered sectorial Complementary Split Ring Resonator (CSRR ... one is at least (25)% more sensitive with a wide ...