Object sensing apparatus

Details Object sensing apparatus Object sensing apparatus

E - Fixed Constructions

05

F

342/17.3, 340/12

E05F 15/20 (2006.01) G01P 13/00 (2006.01) G01S 17/02 (2006.01) G01S 17/87 (2006.01) G01V 8/20 (2006.01)

Patent

CA 1167949

24241 ABSTRACT OF THE DISCLOSURE An object sensing apparatus includes a plurality of light emitting diodes for illuminating a region of space and a plurality of closely arranged light detectors for receiving light reflected from an object. The apparatus is particularly useful in connection with automatically operated doors.

353057

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