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System and process for charting and displaying the time and position of contestants in a race

  • US 8,145,448 B2
  • Filed: 12/21/2006
  • Issued: 03/27/2012
  • Est. Priority Date: 12/03/2001
  • Status: Expired due to Fees
First Claim
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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.

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