FIELD: engineering and production of electronic labels, in particular, ones meant for attachment to metallic objects.
SUBSTANCE: one of characteristics of electronic labels is that reading and recording during their utilization can be performed without mechanical contact with communication frame (antenna). In this case reading head is set at some distance from label and interacts with is by means of magnetic waves. When such labels are positioned on metallic objects, reading becomes obstructed or even impossible due to dispersion of waves in the object. Invention makes it possible to prevent such a drawback because antenna is equipped with electromagnetic component meant for isolation of antenna and thus for improving receipt quality.
EFFECT: improved quality of receipt.
2 cl, 2 dwg
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Authors
Dates
2006-02-20—Published
2001-04-11—Filed