Shoplifting detection label deactivator with combined excitation

Details Shoplifting detection label deactivator with combined excitation Shoplifting detection label deactivator with combined excitation

1996-12-02

1998-08-18

Hofsass, Jeffery

Communications: electrical

Condition responsive indicating system

Specific condition

340551, G08B 1314

Patent

active

057963398

ABSTRACT:
A deactivation device for use in an EAS system and comprising a detection transmit means operable to transmit a detection field into a detection/deactivation area, a detecting means operable to sense a signal from an EAS tag responsive to the detection field, and a deactivating means for transmitting a deactivating field into the detection/deactivation area operable to deactivate said active EAS tag, and wherein said detection transmit means and said deactivating means use a common coil to transmit the respective fields.

REFERENCES:
patent: 3624631 (1971-11-01), Chomet et al.
patent: 4779076 (1988-10-01), Weaver
patent: 5341125 (1994-08-01), Plonsky et al.
patent: 5495229 (1996-02-01), Balch et al.

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