As haptics have become an ingrained part of our wearable experience, particularly through phones, smartwatches and fitness trackers, significant research effort has been conducted to find new ways of using wearable haptics to convey information, …
Active force sensors are based on the principle of force balancing using a feedback control. They allow, unlike passive sensors, the measurement of forces in a wide range with nanoNewton resolutions. This capability is fundamental when dealing with …