B - Operations – Transporting – 41 – M
Patent
B - Operations, Transporting
41
M
B41M 5/26 (2006.01) B42D 15/00 (2006.01) B42D 15/10 (2006.01) G06K 1/12 (2006.01)
Patent
CA 2645578
The invention relates to a method for manufacturing a data storage medium (10) having labelling (12) which can be detected visually and/or by machine, in the form of patterns, letters, numbers or images. In the method, a data storage medium (10) having a data storage medium substrate (14) is provided and a marking layer (16) is applied to the data storage medium substrate. According to the invention, the labellings (12) are made in the marking layer (16) by means of short laser impulses.
L'invention concerne un procédé de fabrication d'un support de données (10) avec un marquage (12) pouvant être reconnu visuellement et/ou automatiquement sous forme de motifs, de caractères, de chiffres, ou d'images. Dans le procédé, un support de données (10) avec un substrat de support de données (14) est préparé et une couche de marquage (16) est disposée sur le substrat de support de données. Les marquages (12) sont appliqués selon l'invention au moyen d'impulsions laser courtes dans la couche de marquage (16).
Depta Georg
Doerfler Walter
Huynh Thanh-Hao
Karcher Lars
Mayer Karlheinz
Giesecke & Devrient Gmbh
R. William Wray & Associates
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