Polarized light boosts accuracy of wearable health sensors for all skin tones

Photoplethysmography (PPG) is an optical sensing technique that measures blood volume changes and underpins devices ranging ...
IEEE

Position Signal and Nonconduction Phase Current Based Fault Diagnosis Method of Position Sensor for Doubly Salient Electromagnetic Motor

Abstract: Reliable rotor position information is essential for accurate commutation control of motor drive system. Traditionally, hall sensors have been widely used to obtain rotor position ...

Implantable sensor uses engineered bacteria for wireless molecular tracking

Scientists from Turkey have designed a next-generation implantable biosensor using genetically engineered E. coli for ...
IEEE

Development of a Waterproof EMG Sensor for Improved Signal Quality by Using Load Balancing

Abstract: Our purpose is the development of an electromyogram (EMG) sensor that can be used underwater. EMG signals are incorrectly measured when water flows between the electrodes and the skin, ...