Patent ID: 8740751

Claim:
An athletic performance monitoring system, comprising: a sensing device configured to sense physical or physiological data associated with an athletic performance; a data transfer system in communication with the sensing device configured to transmit athletic performance data, wherein the athletic performance data includes a metric associated with an athlete's performance based on at least some portion of the physical or physiological data or data derived, at least in part, from at least some portion of the physical or physiological data; and an electronic interface device as a separate physical component from the sensing device and from the data transfer system, wherein the electronic interface device physically plugs into the portable electronic device and is carried along with the portable electronic device during the athletic performance, the electronic interface device having a first housing, the first housing including: an input in wireless communication with the data transfer system configured to receive the performance data; and an output having at least one connection element configured to releasably directly plug into and physically contact an input port of the portable electronic device during the athletic performance, wherein the output system is adapted to provide display data including at least a portion of the athletic performance data to the portable electronic device via the at least one connection element, wherein the display data includes real time athletic performance data, and wherein the portable electronic device is configured to attach to a user's article of clothing, article of footwear, or body during the athletic performance.