Apparatus for deactivation of electronic article...

Details Apparatus for deactivation of electronic article... Apparatus for deactivation of electronic article...

G - Physics

08

B

G08B 13/24 (2006.01)

Patent

CA 2149611

A deactivator for deactivating electronic article surveillance tags includes a deactivating coil, drive circuitry controllable for supplying driving signals to the deactivating coil, a reference signal generator for generating a reference signal having preselected characteristics varying with time, a comparator for comparing characteristics of the driving signals with the reference signal characteristics, and a control unit for controlling the drive circuitry in accordance with signal comparisons effected by the comparator.

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