Computer hardware; computer software used to determine whether a ball has landed within a bounded area; sports tracking device, namely, a device comprised of a computer, amplifier, circuit board, converter and sensors for determining whether a ball is within or outside of a bounded area; sensor system components for determining whether a ball is within or outside of a bounded area, comprised of patented sensors for determining whether a ball is within or outside of a bounded area, which through tribo-electric energy demarcate boundary lines, hardware for assessing the energy and indicating that an event has occurred, software for analyzing events and determining the impact on a game situation, and displays for indicating the results

installation services, maintenance services, and repair services for sensor materials being placed under a surface, the covering of the surface for the area affected by the sensors, and related computer hardware; maintenance services in the nature of re-coloring of the surface to minimize visual impact of the system; operations services, namely, supporting tournaments and/or demonstration events through on-site tuning or repair of systems installed to determine whether a ball is within or outside of a bounded area

installation, maintenance and repair of computer software pertaining to a sensor system