| 摘要 |
A payment system for cashless payment transactions in trade, in which the customer uses his mobile phone or pager to prompt payment of the purchase sum from the creditor to the vendor, where the creditor transmits to the customer's mobile phone a TAN which can be transmitted by a mobile phone interface to a payment console belonging to the vendor, from where the TAN is transmitted, preferably via a fixed line, to the creditor, who, possibly following a check, immediately posts the payment sum for the vendor and informs the parties involved as appropriate.
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