The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 10, 2004
Filed:
Jan. 08, 2003
Didier Serra, Septeme les Vallons, FR;
Inside Technologies, Saint Clement les Places, FR;
Abstract
The present invention relates to a device ( ) comprising a combination of at least two contactless integrated circuits ( ), each integrated circuit being connected to an individual antenna coil ( ) to send and/or receive data by inductive coupling. According to the present invention, the device comprises a collective antenna coil ( ) that is larger in size than the individual antenna coils of the integrated circuits, and means ( ) for arranging the individual antenna coil of an integrated circuit proximate to the collective antenna coil, at least when data are to be read and/or written in the integrated circuit, so that the individual antenna coil of the integrated circuit is inductively coupled to the collective antenna coil. Application to smart cards, electronic badges or electronic labels.