The present invention relates to a system for a shoe sole with at least one piezoelectric element for generating electrical energy. In one embodiment, a system for a shoe sole comprises (a.) at least one piezo element adapted to produce an electrical signa...

Methods for determining performance information for an object located within an area include obtaining magnetic field information for the area, measuring first magnetic field data when the object is located at a first position within the area, and determin...

Program products, methods, and systems for providing location-aware fitness monitoring services are disclosed. Tn an embodiment of the present invention, a method of displaying a route traversed by an athlete equipped with a location-aware portable fitness...