Device and method for capacitive reading of a code

In one embodiment of the present invention, a reading device and a method for determining an identity code is disclosed arranged at a package for a product. At least one embodiment of the present invention is based on capacitive measurements performed in capacitors formed between antennas of the rea...

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Bibliographic Details
Main Authors NORBERG PETRONELLA, HAGLUND JOAKIM, NORDLINDER STAFFAN
Format Patent
LanguageEnglish
Published 04.10.2011
Subjects
CALCULATING
COMPUTING
COUNTING
HANDLING RECORD CARRIERS
PHYSICS
PRESENTATION OF DATA
RECOGNITION OF DATA
RECORD CARRIERS
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Summary:In one embodiment of the present invention, a reading device and a method for determining an identity code is disclosed arranged at a package for a product. At least one embodiment of the present invention is based on capacitive measurements performed in capacitors formed between antennas of the reading device and communication areas of the identity code. The reading device is provided with an antenna or activation element for decoupling or minimizing perturbation signals generated in an electrically conductive foil of the package.
Bibliography:Application Number: US20080155521