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(11) | EP 1 538 456 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Coherent offside determination system in football |
(57) System by the determination of the offside in football by activating an emitter at
the moment of playing the ball, which sends one radio signal to a receiver, which
is activated when a player is in the offside position and which has than the possibility
to process the two separately radio signals coming from two different emitters of
the two teams to two specific signals.
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