Image forming apparatus, image forming system, and control program thereof to manage printing sheet communications

• US 7,957,020 B2
• Filed: 03/10/2006
• Issued: 06/07/2011
• Est. Priority Date: 03/15/2005
• Status: Expired due to Fees

• Current Assignee: Canon Kabushiki Kaisha (Canon Inc.)
• Original Assignee: Canon Kabushiki Kaisha (Canon Inc.)
• Inventors: Yamada, Naoto, Mine, Ryuta, Yamauchi, Manabu, Ikegami, Hideyuki
• Primary Examiner(s): Park; Chan S
• Assistant Examiner(s): HON, MING Y
• Application Number:
  US11/373,436
• Publication Number:
  US 20060210284A1
• Time in Patent Office: 1,915 Days
• Field of Search: 358/1.9, 358/1.13, 358/1.15
• US Class Current: 358/1.15
• CPC Class Codes: B41J 11/009 Detecting type of paper, e.g. by automatic reading of a code that is printed on a paper package or on a paper roll or by sensing the grade of translucency of the paper
• CPC Class Codes: G03G 15/5075 Remote control machines, e.g. by a host

Abstract

An image forming apparatus is provided, in carrying out an image forming operation using a paper sheet, that uses a sheet containing a wireless tag that stores an address storing control information for performing an optimum image forming. The image forming apparatus obtains the address from the wireless tag using a receiving device, and obtains control information from a server via a network based on the obtained address. The image forming apparatus controls an image forming condition based on the control information, and carries out the image forming under image forming conditions optimum for the sheet.

Claims

1. An image forming apparatus configured to communicate with a server that manages control information of the image forming apparatus corresponding to each type of sheet via a network, the image forming apparatus comprising:

a sheet storing device adapted to store a plurality of sheets, wherein at least one of the plurality of sheets includes a wireless tag;

a receiving device configured to receive an IP address sent from the wireless tag, wherein the IP address indicates a location of the server that stores the control information of the image forming apparatus corresponding to the type of sheet stored in the sheet storing device;

a communication device configured to obtain the control information from the server via the network based on the IP address received by the receiving device;

a controller configured to control an image forming condition based on the control information obtained by the communication device;

and a memory configured to store information,

wherein the memory is configured to store both the IP address obtained from the wireless tag and the control information obtained from the server while relating the IP address obtained from the wireless tag with the control information obtained from the server, and

wherein the controller is configured to compare the IP address obtained from the wireless tag with an IP address previously stored in the memory, and, when it is determined that the IP address previously stored in the memory is equivalent to the IP address obtained from the wireless tag, the controller does not obtain the control information from the server and the controller controls an image forming condition in accordance with the control information that is stored in the server having a location indicated by the IP address previously stored in the memory.

2. The image forming apparatus according to claim 1, wherein the wireless tag is one of an IC tip, an IC tag, an RFID tag, and an RF-tag.

3. The image forming apparatus according to claim 1, wherein the control information includes at least one of fixing temperature control information, process speed information, and transfer high voltage output information.

4. The image forming apparatus according to claim 1, wherein the memory is configured to store the IP address obtained from the wireless tag.

5. The image forming apparatus according to claim 1, wherein the memory is configured to store the control information obtained from the server.

6. The image forming apparatus according to claim 1, further comprising:

a plurality of sheet storing devices.

7. The image forming apparatus according to claim 6, further comprising:

a plurality of receiving devices each of which corresponds to each of the plurality of sheet storing devices.

8. The image forming apparatus according to claim 6, wherein the receiving device is positioned at a downstream side of a confluence of sheet conveyance paths from the plurality of sheet storing devices in a direction of sheet conveyance.

9. The image forming apparatus according to claim 1,

wherein the receiving device receives the IP address sent from the wireless tag when the image forming apparatus is turned on,

wherein the communication device obtains the control information from the server via the network based on the IP address received by the receiving device, and

wherein the controller controls an image forming condition in accordance with the control information obtained by the communication device.

10. The image forming apparatus according to claim 1,

wherein the receiving device receives the IP address sent from the wireless tag in response to closure of the sheet storing device,

wherein the communication device obtains the control information from the server via the network based on the IP address received by the receiving device, and

wherein the controller controls an image forming condition in accordance with the control information obtained by the communication device.

11. The image forming apparatus according to claim 1, wherein the receiving device receives the IP address sent from the wireless tag mounted on a sheet fed from the sheet storing device during image formation.

12. The image forming apparatus according to claim 11, wherein the communication device obtains the control information from the server via the network if the IP address sent from the wireless tag that is received by the receiving device is different from an IP address sent from a wireless tag and is received by the receiving device in relation to a last sheet.

13. The image forming apparatus according to claim 1, wherein each sheet of the plurality of sheets includes a wireless tag, and a mount position of each wireless tag is different with respect to the plurality of sheets.

14. The image forming apparatus according to claim 13, wherein with respect to the plurality of sheets each having a wireless tag, a mount position of each wireless tag is different within each unit of a prescribed number of sheets.

15. The image forming apparatus according to claim 13, wherein with respect to the plurality of sheets each having a wireless tag, the wireless tags are alternately disposed at positions located at mutually diagonal positions.

16. The image forming apparatus according to claim 13, wherein a thickness of a portion of a first sheet in which a wireless tag is mounted is greater than a thickness of a portion of the first sheet in which the wireless tag is not mounted.

17. The image forming apparatus according to claim 13, wherein with respect to the plurality of sheets each having a wireless tag, each wireless tag is mounted only in a marginal area of the sheet having that wireless tag.

18. The image forming apparatus according to claim 13, wherein with respect to the plurality of sheets each having a wireless tag, a plurality of wireless tags are disposed in at least two positions of one sheet, and wherein a mount position of each wireless tag is different with respect to each of the sheets.

19. The image forming apparatus according to claim 18, wherein the plurality wireless tags that are disposed in at least two positions of one sheet stores the same information.

20. An image forming system including an image forming apparatus adapted to be connected to a network and a server that manages control information of the image forming apparatus corresponding to each type of sheet, the image forming system comprising:

a sheet storing device provided in the image forming apparatus, wherein the sheet storing device is configured to store a plurality of sheets, wherein at least one of the plurality of sheets includes a wireless tag;

a receiving device provided in the image forming apparatus, wherein the receiving device is configured to receive an IP address sent from the wireless tag, wherein the IP address indicates a location of the server that stores the control information of the image forming apparatus corresponding to the type of sheet stored in the sheet storing device;

a device type information sending device provided in the image forming apparatus, wherein the device type information sending device is configured to transmit device type information of the image forming apparatus to the server via the network based on the IP address received by the receiving device;

a control information sending device provided in the server, wherein the control information sending device is configured to transmit control information to the image forming apparatus in accordance with the device type information sent from the device type information sending device;

a controller provided in the image forming apparatus, wherein the controller is configured to control an image forming condition based on the control information transmitted from the control information sending device;

and a memory provided in the image forming apparatus and configured to store information,

wherein the memory is configured to store both the IP address obtained from the wireless tag and the control information obtained from the server while relating the IP address obtained from the wireless tag with the control information obtained from the server, and

wherein the controller is configured to compare the IP address obtained from the wireless tag with an IP address previously stored in the memory, and, when it is determined that the IP address previously stored in the memory is equivalent to the IP address obtained from the wireless tag, the controller does not obtain the control information from the server and the controller controls an image forming condition in accordance with the control information that is stored in the server having a location indicated by the IP address previously stored in the memory.

21. A method performed by an image forming apparatus adapted to be connected to a server that manages control information of the image forming apparatus corresponding to each type of sheet via a network, the method comprising:

a receiving step of receiving an IP address sent from a wireless tag contained in a sheet stored in a sheet storing device of the image forming apparatus, wherein the IP address indicates a location of the server that stores the control information of the image forming apparatus corresponding to the type of sheet stored in the sheet storing device;

a communication step of obtaining the control information from the server via the network based on the IP address received in the receiving step; and

a control step of controlling an image forming condition based on the control information obtained in the communication step; and

a memory step of storing information, wherein storing includes storing both the IP address obtained from the wireless tag and the control information obtained from the server while relating the IP address obtained from the wireless tag with the control information obtained from the server, and

wherein controlling in the control step includes comparing the IP address obtained from the wireless tag with an IP address previously stored, and, when it is determined that the IP address previously stored is equivalent to the IP address obtained from the wireless tag, the control step does not obtain the control information from the server and the control step controls an image forming condition in accordance with the control information that is stored in the server having a location indicated by the IP address previously stored in the memory step.

22. A non-transitory computer-readable medium having stored thereon, a program that causes an image forming apparatus to perform a method according to claim 21.

23. An image forming apparatus configured to communicate with a server that manages control information of the image forming apparatus corresponding to each type of sheet via a network, the image forming apparatus comprising:

a sheet storing device adapted to store a plurality of sheets, wherein at least one of the plurality of sheets includes a wireless tag;

a receiving device configured to receive an IP address sent from the wireless tag, wherein the IP address indicates a location of the server that stores the control information of the image forming apparatus corresponding to the type of sheet stored in the sheet storing device;

a communication device configured to obtain the control information from the server via the network based on the IP address received by the receiving device; and

a controller configured to control an image forming condition based on the control information obtained by the communication device,

wherein the receiving device receives the IP address sent from the wireless tag mounted on a sheet fed from the sheet storing device during image formation, and

wherein the communication device obtains the control information from the server via the network if the IP address sent from the wireless tag that is received by the receiving device is different from an IP address sent from a wireless tag and is received by the receiving device in relation to a last sheet.

24. An image forming system including an image forming apparatus adapted to be connected to a network and a server that manages control information of the image forming apparatus corresponding to each type of sheet, the image forming system comprising:

a sheet storing device provided in the image forming apparatus, wherein the sheet storing device is configured to store a plurality of sheets, wherein at least one of the plurality of sheets includes a wireless tag;

a receiving device provided in the image forming apparatus, wherein the receiving device is configured to receive an IP address sent from the wireless tag, wherein the IP address indicates a location of the server that stores the control information of the image forming apparatus corresponding to the type of sheet stored in the sheet storing device;

a device type information sending device provided in the image forming apparatus, wherein the device type information sending device is configured to transmit device type information of the image forming apparatus to the server via the network based on the IP address received by the receiving device;

a control information sending device provided in the server, wherein the control information sending device is configured to transmit control information to the image forming apparatus in accordance with the device type information sent from the device type information sending device; and

a controller provided in the image forming apparatus, wherein the controller is configured to control an image forming condition based on the control information transmitted from the control information sending device,

wherein the receiving device receives the IP address sent from the wireless tag mounted on a sheet fed from the sheet storing device during image formation, and

wherein the device type information sending device obtains the control information from the server via the network if the IP address sent from the wireless tag that is received by the receiving device is different from an IP address sent from a wireless tag and is received by the receiving device in relation to a last sheet.

25. A method performed by an image forming apparatus adapted to be connected to a server that manages control information of the image forming apparatus corresponding to each type of sheet via a network, the method comprising:

a receiving step of receiving an IP address sent from a wireless tag contained in a sheet stored in a sheet storing device of the image forming apparatus, wherein the IP address indicates a location of the server that stores the control information of the image forming apparatus corresponding to the type of sheet stored in the sheet storing device;

a communication step of obtaining the control information from the server via the network based on the IP address received in the receiving step; and

a control step of controlling an image forming condition based on the control information obtained in the communication step,

wherein the receiving step receives the IP address sent from the wireless tag mounted on a sheet fed from the sheet storing step during image formation, and

wherein the communication step obtains the control information from the server via the network if the IP address sent from the wireless tag that is received by the receiving step is different from an IP address sent from a wireless tag and is received by the receiving step in relation to a last sheet.