JP4793383B2 - Document management apparatus and program - Google Patents

Description

  The present invention relates to a document management apparatus and a program.

  In recent years, a technology for adding a copy check pattern (hereinafter referred to as a copy-forgery-inhibited pattern image) to a printing result formed by an image forming apparatus such as a printer has been developed due to an increase in awareness of document security.

  For example, there is a document management system that authenticates a user and prints a document when the user designates printing of the document, as well as generating a print watermark and managing a print log (for example, patents). Reference 1).

For example, there are a printing system, a printing apparatus, a program, and a recording medium that can reliably specify a user who outputs an original by allowing only an authenticated user to perform copy-forgery-inhibited pattern printing (see, for example, Patent Document 2).
JP 2004-280227 A JP 2006-331203 A

  SUMMARY OF THE INVENTION An object of the present invention is to provide a document management apparatus and program that can always add tint block information to a document to be processed.

To achieve the above object, the invention of claim 1, storage means for storing a document, a request receiving means through the communication means receives the processing request to the acquisition process and the printing process and the registration process of the document, the When the processing request received by the request receiving means is a registration process, the document registration means for storing the document transmitted from the request source of the processing request in the storage means, and the processing request received by the request receiving means is an acquisition request In this case, when the processing request received by the request receiving means is a print request, the document providing means for transmitting the document stored in the storage means to the request source of the processing request, and according to the processing request any field of a document printing means for transmitting the documents stored in the storage means in the image forming apparatus that performs print processing, said request receiving means processing request accepted and the registration process and the acquisition process In addition, the attribute of the request source is acquired from the request source of the processing request, and when the processing request received by the request receiving unit is the printing processing, the image forming apparatus that performs the printing processing according to the processing request An attribute acquisition unit that acquires an attribute of the image forming apparatus, a background pattern information generation unit that generates a background pattern information that is a source of a background pattern image from the attribute acquired by the attribute acquisition unit, and a processing request that is received by the request reception unit are registered. In the case of processing, when the document registration unit adds the background pattern information created by the background pattern information creation unit to the document stored in the storage unit, and the processing request received by the request reception unit is an acquisition request, the document The provision unit adds the copy-forgery-inhibited pattern information created by the copy-forgery-inhibited pattern information creation unit to the document stored in the storage unit and transmits the document. In the case of a; and a background pattern information adding means for printing the document by adding the background pattern information created by the background pattern information generating means to the document stored in said storage means to said document printing means To do.

  According to a second aspect of the present invention, in the first aspect of the present invention, the image processing apparatus further includes a setting storage unit that stores setting of an attribute used to create the tint block information by the tint block information creating unit.

According to a third aspect of the present invention, there is provided a request receiving unit for receiving processing requests for document registration processing, acquisition processing, and printing processing via a communication unit, and a processing request received by the request receiving unit is registration processing. A document registration unit that stores the document transmitted from the request source of the processing request in a storage unit; and the storage unit that stores the processing request received by the request reception unit when the processing request received by the request reception unit is an acquisition request. When the processing request received by the request receiving means is a print request, the document providing means for transmitting the document stored in the image storage device is stored in the storage means in an image forming apparatus that performs print processing in response to the processing request. The attribute of the request source is acquired from the request source of the processing request if the processing request received by the request receiving unit is either the registration process or the acquisition process. An attribute acquisition unit that acquires an attribute of the image forming apparatus from an image forming apparatus that performs a print process in response to the processing request when the processing request received by the request reception unit is the print process; and the attribute acquisition unit A copy-forgery-inhibited pattern information creating unit that creates a copy-forgery-inhibited pattern information that is a source of a copy-forgery-inhibited pattern image, and a document that the document registration unit stores in the storage unit when the processing request received by the request reception unit is a registration process The copy-forgery-inhibited pattern information created by the copy-forgery-inhibited pattern information creating unit is added, and when the processing request received by the request receiving unit is an acquisition request, the document providing unit creates the copy-forgery-inhibited pattern information in the document stored in the storage unit When the processing request accepted by the request accepting means is a print request, the storage means is stored in the storage means. By adding tint block information created in the tint block information creating means憶document, characterized in that to achieve a tint block information adding means for printing the document to the computer.

  According to the first and third aspects of the present invention, the tint block information can always be added to the document to be processed.

  In addition, according to the second aspect of the present invention, it is possible to prevent outflow of excess information by adding only the parameters necessary for tracking the outflow route as the tint block information.

  Embodiments of a document management apparatus and a program according to the present invention will be described below in detail with reference to the accompanying drawings.

  FIG. 1 is a diagram illustrating an example of the overall configuration of the document management system 1.

  As shown in FIG. 1, the document processing system 1 manages one or a plurality of personal computers (hereinafter referred to as PCs) 2 handled by a user and files (hereinafter referred to as documents) such as text files and binary files. The document management apparatus 3 is configured to include a document management apparatus 3 and one or a plurality of printers 4 that perform document printing. Each apparatus is connected via a network 5 such as a LAN (Local Area Network).

  In the document management system 1, the document management apparatus 3 stores a document transmitted from the PC 2 (document registration), the PC 2 acquires a document registered in the document management apparatus 3 (document acquisition), and document management. Processing (document printing) in which the printer 4 prints a document registered in the apparatus 3 is performed.

  FIG. 2 is a diagram illustrating an example of a functional configuration of the document management apparatus 3.

  As shown in FIG. 2, the document management apparatus includes a document reception unit 6, a document request reception unit 7, a print request reception unit 8, an access information acquisition unit 9, a tint block information creation unit 10, a setting storage unit 11, and a document storage unit 12. The document acquisition unit 13, the copy-forgery-inhibited pattern information addition unit 14, the document transmission unit 15, the print image creation unit 16, and the print image transmission unit 17.

  The document receiving unit 6 performs a process of receiving a document (document to be registered) transmitted from the PC 2.

  The document request receiving unit 7 performs processing for receiving a document acquisition request from the PC 2.

  The print request receiving unit 8 performs processing for receiving a document print request from the PC 2 or the printer 4.

  The access information acquisition unit 9 acquires the attribute of the PC 2 (hereinafter referred to as access information) from the PC 2 when the document reception unit 6 receives the document transmitted from the PC 2, and the document request reception unit 7 receives the document from the PC 2. Processing for acquiring access information from the PC 2 when a document acquisition request is received, or access information is acquired from the printer 4 that performs document printing when the print request receiving unit 8 receives a document print request from the PC 2. Process. For example, there are user information, computer name, IP address, MAC address, access date and time as parameters of PC2 access information, and user name, printer name, IP address, MAC address, access date and time as parameters of printer access information. is there.

  The copy-forgery-inhibited pattern information creation unit 10 performs processing for creating information (hereinafter referred to as copy-forgery-inhibited pattern information) that is the basis of a copy-forgery-inhibited pattern image from the access information acquired by the access information acquisition unit 9. The tint block information creating unit 10 creates tint block information from the access information according to the tint block setting.

  The setting storage unit 11 is a storage area for storing a tint block setting that is followed when the tint block information creating unit 10 creates tint block information. The tint block setting is to set a parameter of access information used as tint block information. This setting may exist singly in the document management apparatus 3 or may exist for each folder in the document management apparatus 3. Further, when there is no setting in the folder, the setting existing in the document management apparatus 3 may be followed, or the setting existing in the parent folder may be inherited.

  The document storage unit 12 is a storage area for storing documents.

  The document acquisition unit 13 is a process for acquiring a request target document from the document storage unit 12 when the document request reception unit 7 receives a document acquisition request from the PC 2, or the print request reception unit 8 prints a document from the PC 2. When the request is received, processing for acquiring a document to be printed from the document storage unit 12 is performed.

  The background pattern information adding unit 14 performs processing for adding the background pattern information created by the background pattern information creating unit 10 to the document received by the document receiving unit 6 or the document acquired by the document acquisition unit 13.

  The document transmission unit 15 performs processing for transmitting the document with the copy-forgery-inhibited pattern information added by the copy-forgery-inhibited pattern information adding unit 14 to the PC 2 that is the document acquisition request source.

  The print image creation unit 16 creates data such as PDL that can be interpreted by the printer 4 from the document acquired by the document acquisition unit 13 (hereinafter referred to as a print image), and also generated from the copy-forgery-inhibited pattern information added to the document. A copy-forgery-inhibited pattern image is created, and processing for combining the copy-forgery-inhibited pattern image with the print image is performed.

  The image transmission unit 17 performs processing for transmitting a print image obtained by combining the copy-forgery-inhibited pattern image created by the print image creation unit 16 to the printer 4 that performs document printing.

  The document receiving unit 6, the document request receiving unit 7, the print request receiving unit 8, the access information acquiring unit 9, the background pattern information creating unit 10, the document acquiring unit 13, the background pattern information adding unit 14, the document transmitting unit 15, and the printing described above. It is also possible to apply a configuration in which a document management program having the image creation unit 16 and the print image transmission unit 17 as functions is incorporated in a general-purpose computer or server. In this case, the document management program is stored in the storage unit of the computer or server, and the CPU of the computer or server executes the document management program stored in the storage unit. Further, the document management program can be provided by being stored in a storage medium such as various memories or an optical disk, and can be distributed via a communication line such as a network, for example.

  Next, a functional operation of the document management apparatus 3 when performing document registration will be described with reference to FIG.

  The PC 2 transmits a document for document registration to the document management apparatus 3.

  When the document receiving unit 6 receives a document from the PC 2, the access information acquisition unit 9 requests access information from the PC 2.

  The PC 2 transmits its access information to the document management apparatus 3.

  The access information acquisition unit 9 receives access information from the PC 2 and passes the access information to the copy-forgery-inhibited pattern information creation unit 10. When the copy-forgery-inhibited pattern information generation unit 10 receives the access information, it creates copy-forgery-inhibited pattern information from the access information according to the copy-forgery-inhibited pattern setting stored in the setting storage unit 11 and passes the copy-forgery-inhibited pattern information to the copy-forgery-inhibited pattern information adding unit 14. For example, when the copy-forgery-inhibited pattern information is created from the access information shown in FIG. 4 according to the copy-forgery-inhibited pattern setting shown in FIG. 5, the parameters of the access information used as the copy-forgery-inhibited pattern information are the user name, IP address, access date and time, and document ID. As shown in FIG. 6, “Tanaka”, “192.168.0.1”, “2007/12/10 14:30”, and “D0C0012345” are used as the tint block information.

  The document receiving unit 6 passes the document to the background pattern information adding unit 14.

  Upon receiving the document and the background pattern information, the background pattern information adding unit 14 adds the background pattern information to the document, and the document to which the background pattern information is added is stored in the document storage unit 12.

  Next, an example of the flow of processing performed in the document management apparatus 3 when performing document registration will be described with reference to the flowchart shown in FIG.

  When the document receiving unit receives a document from the PC (S701), the received document confirms whether the copy-forgery-inhibited pattern information can be added (S702), and if the copy-forgery-inhibited pattern information can be added (YES in S702). ), The process proceeds to S703, and if the copy-forgery-inhibited pattern information cannot be added (NO in S702), the processing procedure ends. Even if the document cannot be added with the tint block information, the tint block information may be added after the document is converted into a format that can be added.

  When the copy-forgery-inhibited pattern information can be added to the document (YES in S702), the access information acquisition unit acquires the access information from the PC (S703), and whether or not the document registration process can be continued from the acquired access information. If the document registration process can be continued (YES in S704), the process proceeds to S705, and the document registration process cannot be continued because the IP address of the PC is outside the network. (NO in S704), the processing procedure ends.

  If the document registration process can be continued (YES in S704), the copy-forgery-inhibited pattern information creating unit creates copy-forgery-inhibited pattern information from the access information according to the copy-forgery-inhibited pattern setting (S705), and the copy-forgery-inhibited pattern information adding unit adds the copy-forgery-inhibited pattern information to the document ( In step S706, the document with the copy-forgery-inhibited pattern information added is stored in the document storage unit (S707), and the processing procedure ends.

  Next, a functional operation of the document management apparatus 3 when performing document acquisition will be described with reference to FIG.

  The PC 2 requests the document management apparatus 3 to acquire a document.

  When the document request reception unit 3 receives a document acquisition request from the PC 2, the access information acquisition unit 9 requests access information from the PC 2.

  The PC 2 transmits its access information to the document management apparatus 3.

  The access information acquisition unit 9 receives access information from the PC 2 and passes the access information to the copy-forgery-inhibited pattern information creation unit 10. When the copy-forgery-inhibited pattern information generation unit 10 receives the access information, it creates copy-forgery-inhibited pattern information from the access information according to the copy-forgery-inhibited pattern setting stored in the setting storage unit 11 and passes the copy-forgery-inhibited pattern information to the copy-forgery-inhibited pattern information adding unit 14.

  The document acquisition unit 13 acquires the requested document from the document storage unit 12 and passes the document to the copy-forgery-inhibited pattern information addition unit 14.

  Upon receiving the document and the background pattern information, the background pattern information adding unit 14 adds the background pattern information to the document, and passes the document to which the background pattern information is added to the document transmission unit 15. When the document transmission unit 15 receives the document, the document transmission unit 15 transmits the document to the PC 2.

  Next, an example of the flow of processing performed by the document management apparatus 3 when performing document acquisition will be described with reference to the flowchart shown in FIG.

  When the document request reception unit receives a document acquisition request from the PC (S901), the access information acquisition unit acquires access information from the PC (S902), and the document acquisition process can be continued from the acquired access information. Whether or not the document acquisition process can be continued (YES in S903), the process proceeds to S904, and the document acquisition process is continued because the IP address of the PC is outside the network. If not possible (NO in S903), the processing procedure is terminated.

  If the document acquisition process can be continued (YES in S903), the copy-forgery-inhibited pattern information creation unit creates copy-forgery-inhibited pattern information from the access information in accordance with the copy-forgery-inhibited pattern setting (S904), and the document acquisition unit retrieves the requested document from the document storage unit. The copy-forgery-inhibited pattern information adding unit adds the copy-forgery-inhibited pattern information to the document (S906), and the document transmitting unit transmits the document with the copy-forgery-inhibited pattern information added to the PC (S907), and the processing procedure is terminated.

  Next, the functional operation of the document management apparatus 3 when printing a document will be described with reference to FIG.

  The PC 2 requests the document management apparatus 3 to print a document. The printer 4 may request the document management apparatus 3 to print a document.

  When the print request receiving unit 8 receives a document printing request from the PC 2, the access information acquiring unit 9 requests access information from the printer 4 that performs printing.

  The printer 4 transmits its access information to the document management apparatus 3.

  The access information acquisition unit 9 receives access information from the printer 4 and passes the access information to the tint block information creation unit 10. When the copy-forgery-inhibited pattern information generation unit 10 receives the access information, it creates copy-forgery-inhibited pattern information from the access information according to the copy-forgery-inhibited pattern setting stored in the setting storage unit 11 and passes the copy-forgery-inhibited pattern information to the copy-forgery-inhibited pattern information adding unit 14.

  The document acquisition unit 13 acquires a document to be printed from the document storage unit 12 and passes the document to the copy-forgery-inhibited pattern information addition unit 14.

  Upon receiving the document and the background pattern information, the background pattern information adding unit 14 adds the background pattern information to the document, and passes the document to which the background pattern information has been added to the print image creating unit 16. When the print image creation unit 16 receives the document with the copy-forgery-inhibited pattern information added, it creates a print image from the document, creates a copy-forgery-inhibited pattern image from the copy-forgery-inhibited pattern information added to the document, and combines the copy-forgery-inhibited pattern image with the print image. Is sent to the print image transmission unit 17. When receiving the print image, the print image transmission unit 17 transmits the print image to the printer 4.

  The copy-forgery-inhibited pattern image may be printed on the entire background of the printed image or may be printed on only a part of the background. The type of copy-forgery-inhibited pattern image may be a format in which a character string appears by copying, a format in which a character string is printed in the background in the form of a machine-readable code, or a copy-forgery-inhibited pattern information is attached to an electronic tag such as an RFID tag. It may be stored in a format.

  Next, an example of the flow of processing performed by the document management apparatus 3 when performing document printing will be described with reference to the flowchart shown in FIG.

  When the print request reception unit receives a document print request from the PC (S1101), the access information acquisition unit acquires access information from the printer that performs printing (S1102), and the document printing process is continued from the acquired access information. If it is possible to continue the document printing process (YES in S1103), the process proceeds to S1104, and the printer is not a model that supports printing of a tint block image. If the document printing process cannot be continued because the necessary memory is not installed or the like (NO in S1103), the processing procedure ends.

  If the document printing process can be continued (YES in S1103), the copy-forgery-inhibited pattern information creation unit creates copy-forgery-inhibited pattern information from the access information according to the copy-forgery-inhibited pattern setting (S1104), and the document acquisition unit retrieves the document to be printed from the document storage unit. The copy-forgery-inhibited pattern information adding unit adds the copy-forgery-inhibited pattern information to the document (S1106), the print image creating unit creates a print image from the document, creates a copy-forgery-inhibited pattern information from the copy-forgery-inhibited pattern information, The image is combined with the print image (S1107), and the print image transmission unit transmits the print image with the copy-forgery-inhibited pattern image added to the printer (S1108), and the processing procedure ends.

It is a figure which shows an example of the whole structure of a document management system. It is a figure which shows an example of a functional structure of a document management apparatus. It is a figure explaining the functional operation | movement of the document management apparatus at the time of performing document registration. It is a figure which shows an example of access information. It is a figure which shows an example of a tint block setting. It is a figure which shows an example of background pattern information. 6 is a flowchart illustrating an example of a flow of processing performed in a document management apparatus when performing document registration. It is a figure explaining functional operation | movement of the document management apparatus at the time of document acquisition. 6 is a flowchart illustrating an example of a flow of processing performed by a document management apparatus when document acquisition is performed. It is a figure explaining the functional operation | movement of the document management apparatus at the time of document printing. 6 is a flowchart illustrating an example of a flow of processing performed in a document management apparatus when document printing is performed.

Explanation of symbols

1 Document management system 2 PC
DESCRIPTION OF SYMBOLS 3 Document management apparatus 4 Printer 5 Network 6 Document receiving part 7 Document request reception part 8 Print request reception part 9 Access information acquisition part 10 Background pattern information creation part 11 Setting storage part 12 Document storage part 13 Document acquisition part 14 Background pattern information addition part 15 Document transmission unit 16 Print image creation unit 17 Print image transmission unit

Claims (3)

Storage means for storing documents;
Request accepting means for accepting processing requests for document registration processing, acquisition processing, and print processing via communication means;
A document registration unit for storing, in the storage unit, a document transmitted from a request source of the processing request when the processing request received by the request receiving unit is a registration process ;
A document providing unit that transmits a document stored in the storage unit to a request source of the processing request when the processing request received by the request receiving unit is an acquisition request ;
A document printing unit that transmits a document stored in the storage unit to an image forming apparatus that performs a printing process in response to the processing request when the processing request received by the request receiving unit is a printing request ;
When the processing request received by the request receiving means is either the registration process or the acquisition process, the request of the processing request is acquired from the request source of the processing request, and the processing request received by the request receiving means Is an attribute acquisition unit that acquires an attribute of the image forming apparatus from an image forming apparatus that performs the printing process in response to the processing request ,
A copy-forgery-inhibited pattern information generating unit that generates copy-forgery-inhibited pattern information that is a source of a copy-forgery-inhibited pattern image from the attribute acquired by the attribute acquiring unit;
When the processing request received by the request accepting unit is a registration process, the document registering unit adds the tint block information created by the tint block information creating unit to the document stored in the storage unit, and the request accepting unit accepts When the processing request is an acquisition request, the document providing unit adds the copy-forgery-inhibited pattern information created by the copy-forgery-inhibited pattern information creating unit to the document stored in the storage unit and transmits the document, and the request receiving unit accepts the document A copy-forgery-inhibited pattern information adding unit for adding the copy-forgery-inhibited pattern information created by the copy-forgery-inhibited pattern information creating unit to the document stored in the storage unit and printing the document when the processing request is a print request ; A document management apparatus comprising: The document management apparatus according to claim 1, further comprising a setting storage unit that stores setting of an attribute used for creating the tint block information by the tint block information creating unit. Request accepting means for accepting processing requests for document registration processing, acquisition processing, and print processing via communication means;
A document registration unit for storing, in a storage unit, a document transmitted from a request source of the processing request when the processing request received by the request receiving unit is a registration process;
A document providing unit that transmits a document stored in the storage unit to a request source of the processing request when the processing request received by the request receiving unit is an acquisition request;
A document printing unit that transmits a document stored in the storage unit to an image forming apparatus that performs a printing process in response to the processing request when the processing request received by the request receiving unit is a printing request;
When the processing request received by the request receiving means is either the registration process or the acquisition process, the request of the processing request is acquired from the request source of the processing request, and the processing request received by the request receiving means Is an attribute acquisition unit that acquires an attribute of the image forming apparatus from an image forming apparatus that performs the printing process in response to the processing request,
A copy-forgery-inhibited pattern information generating unit that generates copy-forgery-inhibited pattern information that is a source of a copy-forgery-inhibited pattern image from the attribute acquired by the attribute acquiring unit;
When the processing request received by the request accepting unit is a registration process, the document registering unit adds the tint block information created by the tint block information creating unit to the document stored in the storage unit, and the request accepting unit accepts When the processing request is an acquisition request, the document providing unit adds the copy-forgery-inhibited pattern information created by the copy-forgery-inhibited pattern information creating unit to the document stored in the storage unit and transmits the document, and the request receiving unit accepts the document A copy-forgery-inhibited pattern information adding unit for adding the copy-forgery-inhibited pattern information created by the copy-forgery-inhibited pattern information creating unit to the document stored in the storage unit and printing the document when the processing request is a print request;
A document management program characterized by causing a computer to realize the above .

Images