A system for providing an optical event alert signal to portable devices carried by pedestrians or vehicles, comprises: a video unit located along a thoroughfare, configured to capture sound, and video images of traffic conditions and events, analyze and recognize types of events, and transmit one or more identified event data packets over a communication link to lighting device nodes located around or along the thoroughfare; and one or more lighting device nodes located along a thoroughfare, configured to repeat and cascade event information using propagation control and decode the identified event data packets and modulate an LED array to transmit an optical event signal to portable devices carried by pedestrians and vehicles.
COORDINATED ALERT AND EVENT GUIDANCE SYSTEM
27.06.2019
Patent
Elektronische Ressource
Englisch
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