Patent ID: 8145448
Filing Date: 2012-03-27
Classification: A63K,G01S,G07C

Abstract:
1. A system for determining-a particular position of an individual contestant in a race and a position on a track of that contestant wherein the system comprises: at least one stationary transmitting directional antenna positioned at a position on one side of the track and for creating and broadcasting an encoded radio signal across the track; at least one competitor communication device which can be coupled to each contestant and which can be used to read the encoded radio signal; at least one remote receiving station for receiving at least one transmission from said competitor communication device; wherein said at least one competitor communication device has at least one processor, and at least one antenna, which is configured to measure a position of a competitor relative to an inside rail of a track, and is configured to determine a position, speed and time of a contestant as that contestant is passing said at least one stationary transmitting directional antenna, by measuring an amplitude, and recording a time of crossing a peak position of the signal, and transmitting a set of captured information comprising said position, speed and time of a contestant, including a position of at least one contestant relative to an inside rail of a track to said remote receiving station.