Chip card and method for communication between an external...

Details Chip card and method for communication between an external... Chip card and method for communication between an external...

G - Physics

06

K

G06K 19/07 (2006.01) G06Q 20/00 (2006.01) G07F 7/08 (2006.01) G07F 7/10 (2006.01) H04M 1/725 (2006.01) H04Q 7/32 (2006.01)

Patent

CA 2294721

The invention relates to an SIM (Subscriber Identity Module) chip card fur GSM cellular telephones containing a data processing system (20) with memory elements (200). These memory elements enable the storage of data containing at least subscriber identification data in a telephone network. Electric contacts (24) on the surface of the chip card make it possible to exchange data between the said processing system (20) and a mobile communication station (1) into which the card can be removably inserted. The chip card furthermore contains at least one coil for establishing communication via radio waves between the said processing system and an external device (3) outside the said mobile communication station.

Cette carte à puce, qui fait partie d'un module d'identification d'abonné pour téléphones cellulaires de type GSM, contient des moyens de traitement de données (20), y compris des moyens de mémorisation (200) qui permettent de mémoriser des données contenant au moins les données d'identification d'un abonné à un réseau de télécommunications. Des contacts électriques (24) sur la surface de la carte à puce permettent d'échanger des données entre lesdits moyens de traitement de données (20) et une station mobile de communication (1) dans laquelle la carte peut être insérée de manière amovible. La carte à puce contient en outre au moins une bobine qui permet d'établir une communication par radio entre lesdits moyens de traitement de données et un dispositif externe (3) situé à l'extérieur de ladite station mobile de communication.

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