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There are many motivations for labeling items to link the real and the virtual world, including supply chain management; fabrication control process efficiency improvement; complete product traceability; product liability; quality guarantees; and recycling products correctly. The article discusses some of the automatic identification (auto-id) technologies that includes printed ID codes, 1D/2D bar codes, RFID, magnetic stripe and smart card(chip) to label various products. Labeling technologies for industrial applications must meet several demands, requiring highly efficient mass production processes for tagging technologies and readers.
Date of Publication: April-June 2010