Value holding system, value holding method, value holding program, and transaction system
First Claim
Patent Images
1. A value holding system, comprising:
- a receiving unit operable to receive an instruction to add or remove a value relating to a payment;
a judging unit operable to judge whether the instruction is identical with an instruction that has been previously received; and
a rejecting unit operable to reject the instruction when judged that the instruction is identical with the previous instruction.
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Accused Products
Abstract
With a value holding system comprising a receiving unit that receives an instruction to add or remove a value relating to a payment, a judging unit that judges the instruction is identical with a previously received instruction, and a rejecting unit that rejects the instruction when judged that the instruction is identical with the previous instruction, it is possible to reject an invalid payment request in order to prevent an incorrect collection of payment.
35 Citations
19 Claims
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1. A value holding system, comprising:
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a receiving unit operable to receive an instruction to add or remove a value relating to a payment;
a judging unit operable to judge whether the instruction is identical with an instruction that has been previously received; and
a rejecting unit operable to reject the instruction when judged that the instruction is identical with the previous instruction. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 19)
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13. A method realized by a value holding system including a receiving unit, a judging unit, and a rejecting unit, the method comprising:
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a receiving step in which the receiving unit receives an instruction to add or remove a value relating to a payment;
a judging step in which the judging unit judges whether the instruction has been previously received; and
a rejecting step in which the rejecting unit rejects the instruction when judged that the instruction has been previously received.
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14. A program applied to a value holding system including a receiving unit, a judging unit, and a rejecting unit, the program comprising:
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a receiving step in which the receiving unit receives an instruction to add or remove a value relating to a payment;
a judging step in which the judging unit judges whether the instruction has been previously received; and
a rejecting step in which the rejecting unit rejects the instruction when judged that the instruction has been previously received.
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15. A transaction system structured by an instruction apparatus and a value holding system, the value holding system comprising:
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a receiving unit operable to receive an instruction to add or remove a value relating to a payment;
a judging unit operable to judge whether the instruction is identical with an instruction that has been previously received; and
a rejecting unit operable to reject the instruction when judged that the instruction is identical with the previous instruction. - View Dependent Claims (16, 17, 18)
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Specification