Patent ID: 7173533
Filing Date: 2007-02-06
Classification: G08B

Abstract:
1. An alerting system, comprising: a whistle coupled to a referee and operable to emit a first signal; a transceiver coupled to the referee and operable to detect the first signal and emit a second signal in response thereto; a remote control device coupled to a coach and operable to emit a third signal; a receiver coupled to a sports participant and operable to receive the second signal and the third signal; a light coupled to the receiver comprising a first light bulb and a second light bulb, the first light bulb operable to illuminate in response to the receipt of the second signal, the second light bulb operable to illuminate in response to the receipt of the third signal; a vibrating device coupled to the receiver and operable to vibrate in response to receipt of the second signal or the third signal.