Value information management system, recording medium, printer device, account device, electronic data printing method, and computer program

Abstract

The present invention provides a value information management system capable of printing electronic data (e.g. electronic receipt) representing value information while restricting the electronic receipt to one of printed form and unprinted form so as to prevent fraudulent billing. A secure memory card 13 securely stores therein a payment-related electronic receipt, a printer 14 prints the electronic receipt, and deletes the electronic receipt from the secure memory card 13 after completion of the printing, and transmits a receipt ID identifying the electronic receipt to a receipt management server 17, so that the receipt management server 17 can manage the electronic receipt identified by the receipt ID as being printed out.

Description

technical field [0001] The present invention is a value information management system for printing and using electronic data representing value information such as electronic receipts, and particularly relates to prevention of unauthorized use of printed electronic data. Background technique [0002] In the past and now, the download sales of software or music content etc. carried out through the network are prevalent. Consumers use terminal devices such as personal computers and PDAs (Personal Digital Assistants) to connect to the content sales server via the network. According to the above-mentioned Instructions on the purchase screen displayed on the display unit of the terminal device, after inputting necessary matters related to payment such as the card number of the credit card owned by the consumer, the content is downloaded. [0003] After the download is completed, an electronic receipt that digitizes the content that should be written on the paper receipt is sent f...

AI Technical Summary

Problems solved by technology

[0011] However, in the above-mentioned system, a plurality of paper receipts can be printed for one electronic receipt, and, regarding the same purchase, paper receipts and electronic receipts are stored concurrently, even when multiple receipts are separated for the purpose of accumulating necessary expenses, settlement of expenses, etc. In the case of making illegal use, etc., to a different filing destination, the unfair use cannot be found at the above filing destination

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