Portable scanning system including a surveillance tag...

Details Portable scanning system including a surveillance tag... Portable scanning system including a surveillance tag...

G - Physics

06

K

352/53.74

G06K 9/18 (2006.01) G06K 7/10 (2006.01) G07G 1/00 (2006.01) G07G 3/00 (2006.01) G08B 13/24 (2006.01)

Patent

CA 1331056

ABSTRACT OF THE DISCLOSURE A method and apparatus for reading bar code symbols and for electronically monitoring articles including a surveillance tag having an activated and deactivated state including a scanner, a sensor having a field of view and operative for detecting at least a portion of light of variable intensity reflected off the symbol and for generating an electrical signal indicative of the detected light intensity. The apparatus further includes a processor to determine whether the reflected light of variable intensity is indicative of the presence of a predetermined indicia pattern such as a bar code symbol; and a deactivating module for transmitting a deactivating signal to said tag so as to change the state of the tag from an activated to a deactivated state.

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