On-Body Smartphone Position Detection with Position Transition Correction Based on the Hand State.

Smartphone users tend to store their devices at manifold on-body positions: in their trouser pocket, in their backpack, on the table, or simply in their hands. Depending on the position, it might be required to adapt the ringtone and notification type to enhance their perception. To do so, the smartphone needs to be able to automatically detect the device’s position.