Apparatus and method for operating a read/writer

Details Apparatus and method for operating a read/writer Apparatus and method for operating a read/writer

G - Physics

06

K

G06K 7/00 (2006.01) G07C 9/00 (2006.01)

Patent

CA 2665136

The invention relates to a device for operating a read/write device (1), comprising an antenna (2) and a read/write unit (17) for communication with an identification medium (5) via a communications connection (4). The invention is characterized in that a disconnectible connection (18) is arranged between the read/write device supply (3) and the read/write device (1). The connection (18) between the read/write device supply (3) and the read/write device (1) is open in the event of a contactless active connection (7) between an external supply (6) and the read/write device (1) and the read/write device (1) can be operated with the identification medium (5).

La présente invention concerne un dispositif pour faire fonctionner un appareil d'écriture/de lecture (1), comprenant une antenne (2) et une unité d'écriture/de lecture (17), pour assurer la communication avec un support d'identification (5) par l'intermédiaire d'une liaison de communication (4), une liaison (18) qui peut être interrompue étant présente entre une alimentation d'appareil d'écriture/de lecture (3) et l'appareil d'écriture/de lecture (1). Lorsqu'une liaison active (7) sans contact est présente entre une alimentation externe (6) et l'appareil d'écriture/de lecture (1), la liaison (18) entre l'alimentation d'appareil d'écriture/de lecture (3) et l'appareil d'écriture/de lecture (1) est ouverte et on peut faire fonctionner ce dernier avec le support d'identification (5).

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