Abstract: This paper presents a combined observer-controller for nonholonomic mobile robots with the immeasurable direction angle. To conquer the local stability caused by the dynamic feedback ...

Abstract: Most existing back-electromotive-force (EMF) observer necessitates a phase-locked loop (PLL) for real-time observer parameter updating, i.e., the rotor’s angular speed. However, the observer ...

The Border Patrol shooting death of a man who appeared to be filming federal agents in the moments before has sparked a surge of interest in citizen documentation. For months, Minnesota organizations ...