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Title

Kontaktlose Chipkarte

Date Issued
2003
Author(s)
Azdasht, G.
Lange, M.
Patent No
1996-19642378
Abstract
The chip card (10) has an insulating substrate (12) in which a semiconductor chip (14) is incorporated, together with a coil structure (18) coupled to the semiconductor chip. The connections between the semiconductor chip and the coil structure are formed integral with the latter, with the semiconductor chip recessed into the substrate surface, so that the main surface of the chip lies flush with the substrate surface. USE - For key card used for door or automobile lock. ADVANTAGE - Eliminates need for bonded connections.
Language
de
Institute
Fraunhofer-Institut für Zuverlässigkeit und Mikrointegration IZM
Link
http://worldwide.espacenet.com/publicationDetails/biblio?DB=worldwide.espacenet.com&locale=en_EP&FT=D&CC=DE&NR=19642378A
Patenprio
DE 1996-19642378 A: 19961014
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