Sentences with phrase «magnetic induction loops»
To investigate traffic transitions, Boris Kerner of Daimler - Benz in Stuttgart and Hubert Rehborn of Heusch / Boesefeldt, an intelligent transport systems firm in Aachen, used magnetic induction loops in a three - lane stretch of southbound highway near Frankfurt to monitor the number and speed of cars traveling in each lane.
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The car threads through a blind ess - bend as if it were guided by an invisible magnetic induction loop.