Chip carrier access securing method for use in contactless data transmission system, involves eliminating reading of data as access protection by operating condition and establishing another condition by permanent magnet and foil

The method involves reading data of a data carrier by a reading device (7) in an operating condition of the communication over a transmission frequency. The reading of the data is eliminated as an access protection by another operating condition of non-communication. The former operating condition i...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JATSCHKA, THOMAS, TSCHOFEN, ROBERT, POHL, ALFRED, ZIMMERMANN, GERNOT
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING HANDLING RECORD CARRIERS PHYSICS PRESENTATION OF DATA RECOGNITION OF DATA RECORD CARRIERS
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