Train position indicator

Details Train position indicator Train position indicator

B - Operations, Transporting

61

L

343/12

B61L 25/00 (2006.01) B61L 25/02 (2006.01) G01S 13/75 (2006.01)

Patent

CA 1089059

TRAIN POSITION INDICATOR Abstract of the Disclosure A low power radar mounted on the train interrogates passive trans- ponders located along the track. Inductive coupling arrangements associated with the radar and each of the transponders inhibits responses from transponders other than the one immediately underneath the radar, and also for indicating failure of transponders. - 1 -

249775

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