US Patent 11996002 System and method for physical activity performance analysis

A method for providing feedback to a skier includes: receiving, by a feedback computer, sensor data from a plurality of sensors located in a ski boot of the skier, the sensor data representing a movement of the skier during a ski run; receiving, by the feedback computer, video data representing a video recording of the skier during the ski run; after the ski run, synchronizing, by the feedback computer, the sensor data and the video data; and simultaneously displaying, on a display screen in electrical communication with the feedback computer, the video recording and the sensor data.