Ubiquitous Computing (UbiComp) is a computational paradigm that enhances the use of
computing devices by making them available to the user anywhere and anytime. From the …

A foot-mounted pedestrian navigation system (PNS) that uses MEMS inertial measurement
units (IMUs) can track the position of a person when walking normally on two-dimensional …

Pedestrian dead reckoning (PDR), relying on an inertial measurement unit (IMU), plays a
crucial role in the pedestrian positioning system. However, existing step model-based …

With the rise of interest in watch-type and wristband-type devices, wrist-worn devices have
become a growing market in the field of wearable activity tracking devices. However, activity …

Wearable devices are evolving at a rapid pace. Many researchers are studying wireless
power transfer technologies. Functions beyond current smartphone capabilities must be …

This paper proposes a smartphone-based pedestrian dead reckoning to track stair ascent
and descent. By using accelerometer and barometer information, pedestrians' gait patterns …