Sistema de Aviso a Coches de Proximidad de Tren en Paso a Nivel

http://www.abc.net.au/news/2012-05-21/train-level-crossing-trial-to-send-warnings-to-cars/4023594?section=vic
http://www.heraldsun.com.au/news/more-news/talking-car-sends-train-danger-warning-loud-and-clear/story-fn7x8me2-1226361612853
Sistema de Aviso a Coches de Proximidad de Tren en Paso a Nivel se está probando en Australia.
New technology that allows approaching trains to send signals to cars at level crossings will be trialled in Melbourne over the next month.
The technology operates wirelessly to send messages to cars approaching level crossings, warning them of oncoming trains to prevent accidents.