CN105654627A - Printer supporting prepayment function and operation method thereof - Google Patents
Printer supporting prepayment function and operation method thereof Download PDFInfo
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- CN105654627A CN105654627A CN201410647954.1A CN201410647954A CN105654627A CN 105654627 A CN105654627 A CN 105654627A CN 201410647954 A CN201410647954 A CN 201410647954A CN 105654627 A CN105654627 A CN 105654627A
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Abstract
The invention provides a printer supporting a prepayment function and an operation method thereof. The printer includes an external interface device, a recharge device, a management device, a printing control device and a printing executing device. The external interface device receives an encrypted recharge file; the recharge device decodes the received encrypted recharge file to obtain recharge information containing the recharge amount; the management device performs recharge calculation according to the recharge amount and sends a calculation result to the recharge device to output the calculation result as a recharge result. According to the printer and the operation method thereof, a lease part does not need arranging a man to perform meter reading for settlement, and then the labor cost of the lease part can be reduced.
Description
Technical field
The present invention relates to printer, particularly relate to the printer of support prepaid function and the working method of this printer.
Background technology
Constantly increase along with vast enterprise printing amount and to print low cost pursuit, printer lease also has become to popularize very much. Owing to printer lease has, early investment is few, black and white printing cost is low, without the need to buying the advantage such as consumptive material and free maintenance service voluntarily, obtain the favor of a lot of user, and many major companies select this kind of mode to solve business office demand.
At present on the market for printer lease payment methods mainly monthly (season or year) pay or pay these two kinds of modes by printing amount.
For this kind of mode pressing printing amount paying, printer lessor needs arrangement personnel monthly to carry out " checking meter " clearing, and limits lease user and pay the bill in specific time, otherwise gives corresponding punishment.
There is following problem in above way of paying:
1. monthly all needing arrangement personnel to carry out clearing of checking meter, the recruitment cost of lessor can uninterrupted occur;
2., when lessor collects the charges, lack more effective mode and allow lease user voluntarily and pay the bill timely.
Summary of the invention
In view of the above problems, it is an object of the invention to provide printer and the working method thereof of a kind of support prepaid function. The printer of the support prepaid function of the present invention makes lessor not need arrangement personnel to carry out clearing of checking meter, and reduces the recruitment cost of lessor, and can effectively make lease user voluntarily and pay the bill timely.
According to an aspect of the present invention, it provides the printer of a kind of support prepaid function, described printer comprises: external interface device, supplement device with money, management devices, print control device and print execution device; Wherein,
What the reception of described external interface device was encrypted supplements file and print command with money;
Described device of supplementing with money comprises deciphering device, the file of supplementing with money of the described encryption received is decrypted by described deciphering device, to obtain the information of supplementing with money, described in supplement packet with money containing the amount of supplementing with money, described in supplement device with money the amount of supplementing with money described in getting be sent to described management devices;
Described management devices comprises storing device and calculating device, when described in described management devices receives during the amount of supplementing with money, described calculating device in described management devices read be stored in described storing device current supplement with money remaining sum, to supplement with money described in reading remaining sum add described in the amount of supplementing with money additive operation, be stored in described storing device by the calculation result of described additive operation to upgrade current to supplement remaining sum with money and supplement device with money described in the calculation result of described additive operation being sent to so that described in supplement device with money and it can be used as recharging result to export;
When described print control device receives described print command by described external interface device, described print control device reads be stored in described storing device current and supplements remaining sum with money, and judge read described in supplement whether remaining sum has been enough to described print command with money, if supplementing remaining sum described in reading with money to be enough to described print command, then described print control device controls described print execution device according to described print command execution printing, if supplementing remaining sum described in reading with money to be not enough to described print command, then described print control device controls described print execution device and does not perform printing,
When described print execution device performs printing according to described print command, described calculating device reads be stored in described storing device current and supplements remaining sum with money, subtracts the subtraction computing of the quantity corresponding with described print command and be stored in described storing device by the calculation result of described subtraction computing and current supplement remaining sum with money to supplementing remaining sum described in reading with money to upgrade.
In addition, in the printer of the present invention, described information of supplementing with money comprises order number and machine ID number further, described in supplement device with money and comprise checking device further, and described storing device stores the machine ID number of described printer and all previous order list supplemented with money further;
Described checking device is according to the machine ID number of the described printer stored in described storing device and the described all previous order list supplemented with money, described order number and described machine ID number to getting are verified, when the described checking device described order number that gets of checking and described machine ID number are qualified, described in supplement device with money the amount of supplementing with money described in getting be sent to described management devices.
In addition, in the printer of the present invention, the described order number got is mated by described checking device with the order number in the described all previous order list supplemented with money stored in described storing device, and the machine ID number of the described machine ID number got with the described printer stored in described storing device is mated, when the described order number got does not mate with the order number in the described all previous order list supplemented with money stored in described storing device, and when the described machine ID number got is mated with the machine ID number of the described printer stored in described storing device, the described order number that the checking of described checking device gets and described machine ID number are qualified, and the described order number got is stored in the described all previous order list supplemented with money in described storing device.
In addition, in the printer of the present invention, described external interface device is connected with private server by network interface, described private server is after user completes delivery operation, what the charging request according to described user generated described encryption supplements file with money, and by described network interface, the file of supplementing with money of described encryption is sent to described external interface device.
In addition, in the printer of the present invention, described external interface device is connected with peripheral equipment by network interface, USB interface or blue tooth interface, described peripheral equipment supplements file with money from what private server downloaded described encryption, and by described network interface, described USB interface or described blue tooth interface, the file of supplementing with money of described encryption is sent to described external interface device, described private server, after user completes delivery operation, supplements file with money according to what the charging request of described user generated described encryption.
According to another aspect of the present invention, provide the working method of the printer of a kind of support prepaid function, described printer comprises external interface device, supplements device with money, management devices, print control device and print execution device, and described working method comprises the following steps:
File and print command is supplemented with money by what the reception of described external interface device was encrypted;
By described device of supplementing with money, the file of supplementing with money of the described encryption received is decrypted, with obtain comprise the amount of supplementing with money supplement information with money, and the amount of supplementing with money described in getting is sent to described management devices and supplements calculating with money to carry out, and the described result supplementing calculating with money is exported as recharging result;
When described in described management devices receives during the amount of supplementing with money, read be stored in the storing device of described management devices current supplement with money remaining sum, to supplement with money described in reading remaining sum add described in the amount of supplementing with money additive operation, the calculation result of described additive operation is stored in described storing device so that current remaining sum of supplementing with money is upgraded and supplements device with money described in the calculation result of described additive operation being sent to so that described in supplement device with money and it can be used as recharging result to export;
When described print control device receives described print command by described external interface device, read be stored in described storing device current and supplement remaining sum with money, and judge read described in supplement whether remaining sum has been enough to described print command with money, if supplementing remaining sum described in reading with money to be enough to described print command, then control described print execution device and perform printing according to described print command, if supplementing remaining sum described in reading with money to be not enough to described print command, then control described print execution device and do not perform printing;
When described print execution device performs printing according to described print command, read be stored in described storing device current and supplement remaining sum with money, subtract the subtraction computing of the quantity corresponding with described print command to supplementing remaining sum with money described in reading and the calculation result of described subtraction computing is stored in described storing device current remaining sum of supplementing with money to be upgraded.
In addition, in the working method of the present invention, described in supplement information with money and comprise order number and machine ID number further, and described working method comprises further:
According to the machine ID number of described printer stored in described storing device and all previous order list supplemented with money, described order number and described machine ID number to getting are verified, when verifying that the described order number that gets and described machine ID number are qualified, the amount of supplementing with money described in getting is sent to described management devices.
In addition, in the working method of the present invention, the described order number got is mated with the order number in the described all previous order list supplemented with money stored in described storing device, and the machine ID number of the described machine ID number got with the described printer stored in described storing device is mated, when the described order number got does not mate with the order number in the described all previous order list supplemented with money stored in described storing device, and when the described machine ID number got is mated with the machine ID number of the described printer stored in described storing device, the described order number that checking gets and described machine ID number are qualified, and the described order number got is stored in the described all previous order list supplemented with money in described storing device.
In addition, in the working method of the present invention, described external interface device is connected with private server by network interface, described private server is after user completes delivery operation, what the charging request according to described user generated described encryption supplements file with money, and by described network interface, the file of supplementing with money of described encryption is sent to described external interface device.
In addition, in the working method of the present invention, described external interface device is connected with peripheral equipment by network interface, USB interface or blue tooth interface, described peripheral equipment supplements file with money from what private server downloaded described encryption, and by described network interface, described USB interface or described blue tooth interface, the file of supplementing with money of described encryption is sent to described external interface device, described private server, after user completes delivery operation, supplements file with money according to what the charging request of described user generated described encryption.
By adopting printer and the working method thereof of the support prepaid function of the present invention, it is possible to make lessor not need arrangement personnel to carry out clearing of checking meter, reduce the recruitment cost of lessor, and lease user can be effectively made voluntarily and to pay the bill timely.
Accompanying drawing explanation
Fig. 1 shows the system chart supplemented with money online of printer according to an embodiment of the invention;
Fig. 2 shows the system chart of the off-line charging of printer according to an embodiment of the invention;
Fig. 3 display is according to the structure block diagram of the printer of the first embodiment of the present invention;
Fig. 4 display is according to the schema supplementing operation with money of the printer of the first embodiment of the present invention;
Fig. 5 display is according to the schema of the printing of the printer of the first embodiment of the present invention;
The structure block diagram of Fig. 6 display printer according to the second embodiment of the present invention;
The schema supplementing operation with money of Fig. 7 display printer according to the second embodiment of the present invention.
Embodiment
Describe below with reference to the accompanying drawings according to various embodiments of the present invention.
Fig. 1 shows the system chart supplemented with money online of printer 100 according to an embodiment of the invention.
As shown in Figure 1, in the system supplemented with money online of printer 100, printer 100 is connected with the private server 200 of lessor by network. When user needs to be supplemented with money by printer 100, user can be connected to private server 200 by peripheral equipment 300 via network, all Personal Computers in this way of peripheral equipment 300, PDA, panel computer, smart mobile phone etc. Private server 200, after user completes online payment operation by peripheral equipment 300, supplements file with money according to what the charging request generation of user's input was encrypted. Quantity (that is, the amount of supplementing with money) that charging request comprises the machine ID number of the printer that needs are supplemented with money, needs are supplemented with money of user's input etc. The amount of supplementing with money can be the number of pages of paper.
Private server 200 generate encryption supplement file with money after, the machine ID number of the printer that private server 200 can be supplemented with money according to the needs of user's input, it is searched through the printer 100 with this machine ID number that network is connected with private server 200, and when private server 200 searches this printer 100, the file of supplementing with money of the encryption of generation is sent to printer 100 by private server 200, so that printer 100 carries out supplementing operation with money.
In addition, private server 200 generate encryption supplement file with money after, user can also supplement button by starting to be arranged on money on printer 100, sends to private server 200 and supplements signal with money. Private server 200 receive that printer 100 sends supplement signal with money after, the file of supplementing with money of the encryption of generation is sent to printer 100 by private server 200, so that printer 100 carries out supplementing operation with money.
Fig. 2 shows the system chart of the off-line charging of printer 100 according to an embodiment of the invention.
As shown in Figure 2, in the system of the off-line charging of printer 100, printer 100 is not connected with the private server 200 of lessor by network. When user needs to be supplemented with money by printer 100, user can be connected to private server 200 by peripheral equipment 300 via network, all Personal Computers in this way of peripheral equipment 300, PDA, panel computer, smart mobile phone etc. Private server 200, after user completes online payment operation by peripheral equipment 300, supplements file with money according to what the charging request generation of user's input was encrypted.Quantity (that is, the amount of supplementing with money) that charging request comprises the machine ID number of the printer that needs are supplemented with money, needs are supplemented with money of user's input etc. The amount of supplementing with money can be the number of pages of paper.
Private server 200 generate encryption supplement file with money after, user can supplement file by peripheral equipment 300 with money from what private server 200 downloaded this encryption. Then, user can pass through peripheral equipment 300, via network interface, USB interface or blue tooth interface, the file of supplementing with money of encryption is sent to printer 100, so that printer 100 carries out supplementing operation with money.
First embodiment
The concrete structure of the printer 100 according to the first embodiment of the present invention and the operating process of this printer 100 are described in detail below in conjunction with Fig. 3 to Fig. 5.
Fig. 3 display is according to the structure block diagram of the printer 100 of the first embodiment of the present invention.
As shown in Figure 3, printer 100 comprise external interface device 110, supplement device 120 with money, management devices 130, print control device 140 and print execution device 150.
External interface device 110 is connected with the private server 200 of lessor by network interface, or is connected with peripheral equipment 300 by network interface, USB interface or blue tooth interface, supplements file with money in order to what reception was encrypted. In addition, external interface device 110 is also connected with peripheral equipment 300 by network interface, USB interface or blue tooth interface, in order to receive the print command sent by peripheral equipment 300.
Supplement device 120 with money to carry out supplementing operation with money for the file of supplementing with money of the encryption received according to external interface device 110, and export recharging result. Supplement device 120 with money and comprise deciphering device 121 further. Decipher device 121 for being decrypted by the file of supplementing with money of the encryption received, to obtain the information of supplementing with money. Supplement packet with money containing the amount of supplementing with money. The amount of supplementing with money can be the number of pages of paper.
After deciphering device 121 deciphering gets the amount of supplementing with money, supplement device 120 with money and this amount of supplementing with money is sent to management devices 130.
Management devices 130 is current for managing supplements remaining sum with money. Management devices 130 comprises further and stores the current storing device 131 supplementing remaining sum with money and calculating device 132. When receiving the amount of supplementing with money supplementing device 120 transmission with money when management devices 130, calculating device 132 in management devices 130 reads be stored in storing device 131 current and supplements remaining sum with money, the remaining sum of supplementing with money read added the additive operation of the amount of supplementing with money, is stored in storing device 131 by the calculation result of additive operation to upgrade current to supplement remaining sum with money and the calculation result of this additive operation be sent to and supplement device 120 with money, it can be used as recharging result to export to supplement device 120 with money;
For controlling, print execution device 150 performs printing to print control device 140. when print control device 150 receives, by external interface device 110, the print command that peripheral equipment 300 sends, print control device 140 reads be stored in storing device 131 current and supplements remaining sum with money, and judge read supplement whether remaining sum has been enough to this print command with money, if the remaining sum of supplementing with money read has been enough to print command, then print control device 140 controls print execution device 150 according to print command execution printing, if the remaining sum of supplementing with money read has been not enough to print command, then print control device 140 controls print execution device 150 and does not perform printing.
When print execution device 140 performs printing according to print command, calculating device 132 in management devices 130 reads be stored in storing device 131 current and supplements remaining sum with money, the remaining sum of supplementing with money read subtracted the subtraction computing of the quantity corresponding with print command and be stored in storing device 131 by the calculation result of this subtraction computing and current supplement remaining sum with money to upgrade.
Fig. 4 display is according to the schema supplementing operation with money of the printer 100 of the first embodiment of the present invention.
As shown in Figure 4, first, in step S401, external interface device 110 supplements file with money from what private server 200 or peripheral equipment 300 received encryption, and is sent to and supplements device 120 with money by the file of supplementing with money of the encryption received.
Then, in step S402 and step S403, supplement the deciphering device 121 in device 120 with money and the file of supplementing with money of the encryption received is decrypted. If deciphering device 121 to the encryption received supplement with money file decryption failure, then in step S405, supplement with money device 120 export instruction cause the information supplementing failure with money as recharging result because deciphering failure. If deciphering device 121 to the encryption received supplement with money file decryption success, then in step S404, obtain supplement with money file comprises supplement information with money, this supplements packet with money containing the amount of supplementing with money. The amount of supplementing with money can be the number of pages of paper, it is assumed that the amount of supplementing with money is 1000 pages. Then, supplement device 120 with money and the amount of supplementing with money got is sent to management devices 130.
Then, in step S406, when management devices 130 receive supplement the amount of supplementing with money that device 120 sends with money time, calculating device 132 in management devices 130 reads be stored in storing device 131 current and supplements remaining sum with money, it is assumed that current remaining sum of supplementing with money is 10 pages. Then, in step 407, the remaining sum of supplementing with money read is added the additive operation of the amount of supplementing with money, is stored in storing device 131 by the calculation result (1010 pages) of additive operation to upgrade current to supplement remaining sum with money by calculating device 132, and the calculation result of this additive operation is sent to and supplements device 120 with money. Then step 408, supplements device 120 with money by the calculation result of this additive operation, and current after namely upgrading supplements remaining sum with money, and the information of instruction successful recharging exports as recharging result.
Recharging result can be shown by the indicating meter (not shown) being arranged in printer 100 and export. In addition, when printer 100 is connected to supplement with money online with the private server 200 of lessor by network, recharging result can also be output via network by external interface device 110 and return private server 200, so that the recharging result received is sent to peripheral equipment 300 by private server 200, thus it is shown by the indicating meter of peripheral equipment 300 and exports. In addition, when printer 100 carries out off-line charging, recharging result can also be sent to the peripheral equipment 300 being connected with printer 100 by external interface device 110, thus be shown by the indicating meter of peripheral equipment 300 and export.
Fig. 5 display is according to the schema of the printing of the printer 100 of the first embodiment of the present invention.
As shown in Figure 5, in step S501, external interface device 110 receives the print command of the outer part device from such as peripheral equipment 300 via network interface, USB interface or blue tooth interface, and the print command received is sent to print control device 140, it is assumed that this print command is for printing 20 pages.
Then, in step S502, when print control device 150 receives print command, print control device 140 reads be stored in the storing device 131 of management devices 130 current and supplements remaining sum with money. Then, in step S503, print control device 140 according to the print command received and read current supplement remaining sum with money, what judge to read supplements whether remaining sum has been enough to this print command with money. If the remaining sum (assuming that the current remaining sum of supplementing with money read is 1010 pages) of supplementing with money read has been enough to print command, then in step S504, print control device 140 controls print execution device 150 and performs printing according to print command.If the remaining sum (assuming that the current remaining sum of supplementing with money read is 10 pages) of supplementing with money read has been not enough to print command, then in step S505, print control device 140 controls print execution device 150 and does not perform printing.
Then, in step S506, when print control device 150 judges that the remaining sum (assuming that the current remaining sum of supplementing with money read is 1010 pages) of supplementing with money read has been enough to print command, and when controlling print execution device 140 according to print command execution printing, calculating device 132 in management devices 130 reads be stored in storing device 131 current and supplements remaining sum with money, the subtraction computing that remaining sum subtracts the quantity corresponding with print command is supplemented with money to what read, and by the calculation result of this subtraction computing (namely, 990 pages) it is stored in storing device 131 to upgrade current to supplement remaining sum with money.
2nd embodiment
The concrete structure of printer 100 ' according to the second embodiment of the present invention and the operating process of this printer 100 ' are described in detail below in conjunction with Fig. 6 and Fig. 7.
The structure block diagram of Fig. 6 display printer 100 ' according to the second embodiment of the present invention.
As shown in Figure 6, printer 100 ' according to the second embodiment of the present invention is with the difference of the printer 100 according to the first embodiment of the present invention shown in Fig. 3, the device 120 of supplementing with money of printer 100 ' according to the second embodiment of the present invention comprises checking device 122 further, checking device 122 comprises the machine ID authentication unit 1221 for verifying machine ID number and the order authentication unit 1222 for verifying order number further, and the storing device 131 in management devices 130 comprises the machine ID storage unit 1311 of the machine ID number for storing printer 100 ' further, for storing the order storage unit 1312 of all previous order list supplemented with money, and for storing the current remaining sum storage unit 1313 supplementing remaining sum with money.
The schema supplementing operation with money of Fig. 7 display printer 100 ' according to the second embodiment of the present invention.
As shown in Figure 7, first, in step S701, external interface device 110 supplements file with money from what private server 200 or peripheral equipment 300 received encryption, and is sent to and supplements device 120 with money by the file of supplementing with money of the encryption received.
Then, in step S702 and step S703, supplement the deciphering device 121 in device 120 with money and the file of supplementing with money of the encryption received is decrypted. If deciphering device 121 to the encryption received supplement with money file decryption failure, then in step S405, supplement with money device 120 export instruction cause the information supplementing failure with money as recharging result because deciphering failure. If deciphering device 121 to the encryption received supplement with money file decryption success, then in step S704, obtain supplement with money file comprises supplement information with money, this supplements packet with money containing the amount of supplementing with money, order number and machine ID number, and the order number got and machine ID number are sent to checking device 1221.
In step S706, verify that the machine ID authentication unit 1221 in device 1221 and order authentication unit 1222 are according to all previous order list supplemented with money stored in the machine ID number of the printer 100 ' stored in the machine ID storage unit 1311 of storing device 131 and order storage unit 1312, whether order number and machine ID number to getting are verified, qualified to verify the order number got and machine ID number.
Specifically, the machine ID number that machine ID authentication unit 1221 just gets is mated with the machine ID number of the printer 100 ' stored in machine ID storage unit 1311, when the machine ID of the machine ID number got with the printer 100 ' stored in machine ID storage unit 1311 is mated, the machine ID number that machine ID authentication unit 1221 checking gets is qualified, otherwise, the machine ID number that machine ID authentication unit 1221 checking gets is defective.The order number got is mated by order authentication unit 1222 with the order number in all previous order list supplemented with money stored in order storage unit 1312, when the order number got does not mate with the order number in all previous order list supplemented with money stored in order storage unit 1312, the order number that order authentication unit 1222 checking gets is qualified, otherwise, the order number that order authentication unit 1222 checking gets is defective.
In step S708, when verifying that when the machine ID authentication unit 1221 verified in device 1221 machine ID number got is defective and/or order authentication unit 1222 verifies that the order number got is defective, supplement device 120 output instruction with money and cause the information supplementing failure with money as recharging result because machine ID number checking and/or order number verify defective.
In step S707, when the order number that the machine ID authentication unit 1221 verified in device 1221 and order authentication unit 1222 checking get and machine ID number are all qualified, supplement device 120 with money and the amount of supplementing with money got is sent to management devices 130, and the order number got is stored in all previous order list supplemented with money in the order storage unit 1312 of storing device 131. When management devices 130 receive supplement the amount of supplementing with money that device 120 sends with money time, calculating device 132 in management devices 130 reads be stored in the remaining sum storage unit 1313 of storing device 131 current and supplements remaining sum with money.
Then, in step S709, the remaining sum of supplementing with money read is added the additive operation of the amount of supplementing with money, is stored in the remaining sum storage unit 1313 of storing device 131 by the calculation result of additive operation to upgrade current to supplement remaining sum with money by calculating device 132, and the calculation result of this additive operation is sent to and supplements device 120 with money.
Then, in step S710, supplementing device 120 with money by the calculation result of this additive operation, current after namely upgrading supplements remaining sum with money, and the information of instruction successful recharging exports as recharging result.
Owing to the printing of printer 100 ' according to the second embodiment of the present invention is identical with the printing of the printer 100 according to the first embodiment of the present invention shown in Fig. 3, therefore there is omitted herein the explanation that it is relevant.
In printer 100 ' according to the second embodiment of the present invention, because using machine ID number and order number to verify, supplement with money it is possible to realize safety so that one supplement with money file can only recharged one time and only printer to designated is effective. And, owing to being encrypted supplementing file with money, it is tampered therefore, it is possible to prevent supplementing file with money or it is forged, thus improve security.
The all numerical value provided in this manual are only explanation property, instead of for limiting the scope of the present invention.
Although through the present invention is described in conjunction with specific embodiments, for the ordinary artisan of this area, will be apparent according to the many replacements made after describing above, amendment with changing. Therefore, when such replacement, modifications and variations fall within the spirit and scope of attached claim, it should be included in the present invention.
Claims (10)
1. the printer of a support prepaid function, it is characterised in that, described printer comprises: external interface device, supplement device with money, management devices, print control device and print execution device; Wherein,
What the reception of described external interface device was encrypted supplements file and print command with money;
Described device of supplementing with money comprises deciphering device, the file of supplementing with money of the described encryption received is decrypted by described deciphering device, to obtain the information of supplementing with money, described in supplement packet with money containing the amount of supplementing with money, described in supplement device with money the amount of supplementing with money described in getting be sent to described management devices;
Described management devices comprises storing device and calculating device, when described in described management devices receives during the amount of supplementing with money, described calculating device in described management devices read be stored in described storing device current supplement with money remaining sum, to supplement with money described in reading remaining sum add described in the amount of supplementing with money additive operation, be stored in described storing device by the calculation result of described additive operation to upgrade current to supplement remaining sum with money and supplement device with money described in the calculation result of described additive operation being sent to so that described in supplement device with money and it can be used as recharging result to export;
When described print control device receives described print command by described external interface device, described print control device reads be stored in described storing device current and supplements remaining sum with money, and judge read described in supplement whether remaining sum has been enough to described print command with money, if supplementing remaining sum described in reading with money to be enough to described print command, then described print control device controls described print execution device according to described print command execution printing, if supplementing remaining sum described in reading with money to be not enough to described print command, then described print control device controls described print execution device and does not perform printing,
When described print execution device performs printing according to described print command, described calculating device reads be stored in described storing device current and supplements remaining sum with money, subtracts the subtraction computing of the quantity corresponding with described print command and be stored in described storing device by the calculation result of described subtraction computing and current supplement remaining sum with money to supplementing remaining sum described in reading with money to upgrade.
2. printer as claimed in claim 1, it is characterized in that, described information of supplementing with money comprises order number and machine ID number further, described in supplement device with money and comprise checking device further, and described storing device stores the machine ID number of described printer and all previous order list supplemented with money further;
Described checking device is according to the machine ID number of the described printer stored in described storing device and the described all previous order list supplemented with money, described order number and described machine ID number to getting are verified, when the described checking device described order number that gets of checking and described machine ID number are qualified, described in supplement device with money the amount of supplementing with money described in getting be sent to described management devices.
3. printer as claimed in claim 2, it is characterized in that, the described order number got is mated by described checking device with the order number in the described all previous order list supplemented with money stored in described storing device, and the machine ID number of the described machine ID number got with the described printer stored in described storing device is mated, when the described order number got does not mate with the order number in the described all previous order list supplemented with money stored in described storing device, and when the described machine ID number got is mated with the machine ID number of the described printer stored in described storing device, the described order number that the checking of described checking device gets and described machine ID number are qualified, and the described order number got is stored in the described all previous order list supplemented with money in described storing device.
4. printer as claimed any one in claims 1 to 3, it is characterized in that, described external interface device is connected with private server by network interface, described private server is after user completes delivery operation, what the charging request according to described user generated described encryption supplements file with money, and by described network interface, the file of supplementing with money of described encryption is sent to described external interface device.
5. printer as claimed any one in claims 1 to 3, it is characterized in that, described external interface device is connected with peripheral equipment by network interface, USB interface or blue tooth interface, described peripheral equipment supplements file with money from what private server downloaded described encryption, and by described network interface, described USB interface or described blue tooth interface, the file of supplementing with money of described encryption is sent to described external interface device, described private server, after user completes delivery operation, supplements file with money according to what the charging request of described user generated described encryption.
6. a working method for the printer of support prepaid function, described printer comprises external interface device, supplements device with money, management devices, print control device and print execution device, it is characterised in that, described working method comprises the following steps:
File and print command is supplemented with money by what the reception of described external interface device was encrypted;
By described device of supplementing with money, the file of supplementing with money of the described encryption received is decrypted, with obtain comprise the amount of supplementing with money supplement information with money, and the amount of supplementing with money described in getting is sent to described management devices and supplements calculating with money to carry out, and the described result supplementing calculating with money is exported as recharging result;
When described in described management devices receives during the amount of supplementing with money, read be stored in the storing device of described management devices current supplement with money remaining sum, to supplement with money described in reading remaining sum add described in the amount of supplementing with money additive operation, the calculation result of described additive operation is stored in described storing device so that current remaining sum of supplementing with money is upgraded and supplements device with money described in the calculation result of described additive operation being sent to so that described in supplement device with money and it can be used as recharging result to export;
When described print control device receives print command by described external interface device, read be stored in described storing device current and supplement remaining sum with money, and judge read described in supplement whether remaining sum has been enough to described print command with money, if supplementing remaining sum described in reading with money to be enough to described print command, then control described print execution device and perform printing according to described print command, if supplementing remaining sum described in reading with money to be not enough to described print command, then control described print execution device and do not perform printing;
When described print execution device performs printing according to described print command, read be stored in described storing device current and supplement remaining sum with money, subtract the subtraction computing of the quantity corresponding with described print command to supplementing remaining sum with money described in reading and the calculation result of described subtraction computing is stored in described storing device current remaining sum of supplementing with money to be upgraded.
7. working method as claimed in claim 6, it is characterised in that, described in supplement information with money and comprise order number and machine ID number further, and described working method comprises further:
According to the machine ID number of described printer stored in described storing device and all previous order list supplemented with money, described order number and described machine ID number to getting are verified, when verifying that the described order number that gets and described machine ID number are qualified, the amount of supplementing with money described in getting is sent to described management devices.
8. working method as claimed in claim 7, it is characterized in that, the described order number got is mated with the order number in the described all previous order list supplemented with money stored in described storing device, and the machine ID number of the described machine ID number got with the described printer stored in described storing device is mated, when the described order number got does not mate with the order number in the described all previous order list supplemented with money stored in described storing device, and when the described machine ID number got is mated with the machine ID number of the described printer stored in described storing device, the described order number that checking gets and described machine ID number are qualified, and the described order number got is stored in the described all previous order list supplemented with money in described storing device.
9. working method as according to any one of claim 6 to 8, it is characterized in that, described external interface device is connected with private server by network interface, described private server is after user completes delivery operation, what the charging request according to described user generated described encryption supplements file with money, and by described network interface, the file of supplementing with money of described encryption is sent to described external interface device.
10. working method as according to any one of claim 6 to 8, it is characterized in that, described external interface device is connected with peripheral equipment by network interface, USB interface or blue tooth interface, described peripheral equipment supplements file with money from what private server downloaded described encryption, and by described network interface, described USB interface or described blue tooth interface, the file of supplementing with money of described encryption is sent to described external interface device, described private server, after user completes delivery operation, supplements file with money according to what the charging request of described user generated described encryption.
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| CN201410647954.1A CN105654627A (en) | 2014-11-14 | 2014-11-14 | Printer supporting prepayment function and operation method thereof |
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| CN201410647954.1A CN105654627A (en) | 2014-11-14 | 2014-11-14 | Printer supporting prepayment function and operation method thereof |
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Application publication date: 20160608 |