RFID shoe tag has been widely applied to sports events nowdays, with the purpose of solving problems in this field and improving timing system. The application of shoe tag in marathon for precise timing is a technology that athletes carry on RFID tags and RFID writer & reader are placed at starting, ending and check points on the route. When the athletes pass the writer & reader, ID in the RFID tag is recorded as well as the time. Then the software will process and display the information. In this way, the system could accurately and reliably record the starting and end time, also the mid-time and various circumstances during competition. Thus, it saves human resources and secures the fairness and accuracy of the competition.
