| 摘要 |
PROBLEM TO BE SOLVED: To provide a printing system to surely/efficiently transfer a charge by electronic money and to enable exact control of printing according to the electronic money to be provided by a client. SOLUTION: An electronic commerce server 5 fetches electronic money information of a client terminal 6a, a printer control circuit 3 calculates the printable number of sheets by the electronic money, when the number of printed sheets is judged to exceed the printable number of sheets in a printing process of print data from the client terminal 6a, addition of the electronic money is requested from a print server 1 to the client terminal 6a, the printer control circuit 3 performs printing control corresponding to the provided electronic money, the electronic commerce server 5 performs sure/efficient electronic commerce between the client terminal 6a and the print server 1 via a network, the printing is exactly and continuously controlled according to the electronic money to be supplied from the client terminal 6a and sure/efficient execution of the printing corresponding to the electronic money to be supplied from the client terminal 6a is enabled. |
