Method for secure data transmission in selling products

A method is proposed for transmitting product-specific data in a manner protected against imitation by means of one or more information carriers for the process of purchasing products, whereby in the process the selection of the products and the delivery thereof is realized in spatially separated zo...

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Bibliographische Detailangaben
Hauptverfasser:	TENHAGEN DETLEF, BLUM HERBERT
Format:	Patent
Sprache:	eng
Schlagworte:	CALCULATING CHECKING-DEVICES COIN-FREED OR LIKE APPARATUS COMPUTING COUNTING DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES PHYSICS REGISTERING THE RECEIPT OF CASH, VALUABLES, OR TOKENS SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR
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Beschreibung
Zusammenfassung:	A method is proposed for transmitting product-specific data in a manner protected against imitation by means of one or more information carriers for the process of purchasing products, whereby in the process the selection of the products and the delivery thereof is realized in spatially separated zones. The information carriers are provided as a (paper) document, a transponder, a chip or a chip card (smart card), wherein self-checking encryption codes which are independent from each other and which are provided on each of said information carriers ensure a correct product delivery.