DATA CARRIER FOR STORING UNITS OF VALUE, CREDIT STATION AND DEBIT STATION FOR UNITS OF VALUE AND CORRESPONDING METHODS FOR CREDITING AND DEBITING

Title:

DATA CARRIER FOR STORING UNITS OF VALUE, CREDIT STATION AND DEBIT STATION FOR UNITS OF VALUE AND CORRESPONDING METHODS FOR CREDITING AND DEBITING

Document Type and Number:

WIPO Patent Application WO1999008240

Kind Code:

A3

Abstract:

The invention relates to a data carrier (CC) for storing units of value (VALUE) credited by a credit station (T1) and debited in at least one debit station (T2). Upon completion of the crediting procedure, the data carrier contains an identification number (T1ID) of the crediting station (T1) which is transmitted to the debiting station (T2) when the unit of value (VALUE) is debited. The debiting station (T2) uses the identification number (T1ID) to check if the units of value (VALUE) have been credited by an authorized crediting station (T1).

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Inventors:

POCKRANDT WOLFGANG (DE)

Application Number:

PCT/DE1998/001849

Publication Date:

April 29, 1999

Filing Date:

July 03, 1998

Export Citation:

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Assignee:

SIEMENS AG (DE)
POCKRANDT WOLFGANG (DE)

International Classes:

G07F7/08; G07F7/12; G07F19/00; (IPC1-7): G07F7/12; G07F19/00

Foreign References:

DE4119924A1	1992-12-24
EP0380377A1	1990-08-01
EP0621570A1	1994-10-26

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