1. Field of the Invention
This invention relates generally to method and system for printing job management and in particular, it relates to method and system for managing print on-demand (POD) printing jobs by maintaining customer order records with content identification of printed articles.
2. Description of Related Art
Many POD jobs nowadays are submitted to and handled by network or web-based ordering and/or purchasing systems. For example, a customer may place a POD job order online to a web-store server to print a booklet that is a compilation of several articles. Some or all of the articles may be submitted or supplied by the customer. Alternatively, the web-store server may gather some or all of the articles from its own database and/or from one or more third parties' content sources. These articles gathered, either from the customer's submission or from the web-store's or third parties' database or content sources, are combined together and processed by the web-store server to create a single document. The format may be PDF, HTML, TXT, XPS, ePub, etc. A job definition format (JDF) file containing detailed requirements of the customer's order is also created by the web-store server. Then the unified document and JDF files are sent by the web-store server to a remote print server via a network such as the Internet for printing the booklet for the customer.
Under certain circumstances a customer may need to order, at a later time, another booklet that may contain some articles that were included in a booklet previously ordered by the customer. For example, a customer C1l has previously ordered a booklet B that contains articles A1, A2 and A3. Later the customer C1 wants to order a booklet B1 that contains articles A3, A4 and A5. However, since customers C1 already has the booklet B that contains article A3, customer C1 will want to remove article A3 from booklet B1, and order a modified booklet B1′ that contains only articles A4 and A5.
A similar situation may occur when an author, editor or compiler has created a booklet that contains in its most complete and standard version all articles to be included in the booklet, but when a customer orders the booklet, the customer wants to modify the booklet to remove one or more of the articles because the customer already has these articles. For example, an author A has created a booklet B that in its standard or complete version contains articles A1, A2 and A3. However a customer C2 already has article A1 and only wants to order a booklet that contains articles A2 and A3. So the customer C2 will remove article A1 from booklet B, and order a modified booklet B2 that contains only articles A2 and A3.
The advanced POD technology has made it possible for such customized printing. For example, when a web-store server receives an order from customer C to print booklet B, the web-server can process articles A1, A2 and A3 and create a unified file P that contains all of these articles A1, A2 and A3, and sends the unified file P1 with a corresponding JDF file J to a print server to print booklet B for customer C. However, if the web-store server receives an order from customer C1 to print booklet B1′, the web-server will process articles A4 and A5 and create a unified file P1 that contains articles A4 and A5, and sends the unified file P1 with a corresponding JDF file J1 to the print server to print booklet B1′ for customer C1.
Likewise, if the web-store server receives an order from customer C2 to print booklet B2, the web-server will process articles A2 and A3 and create a PDF file P2 that contains articles A2 and A3, and sends the unified file P2 with a corresponding JDF file J2 to a print server to print booklet B2 for customer C2.
However, often time the articles have gone under revisions or different editions so that they are not exactly the same, but a customer may not realize this because, for example, the name of the article remains unchanged. For example, an article A3 may have been revised or edited between the creation or compilation of booklets B and B1, so the new version A3n is not identical to the old version A3, yet the most “obvious identifiers” of the article, such as its title and author, remain the same. When customer C1 who already has booklet B that contains articles A1, A2 and A3 reviews booklet B1n that contains articles A3n, A4 and A5, customer C1 may be let to believe that article A3n is the same as article A3 because they have the same obvious identifiers such as the title and author, and decide to remove article A3n and order the modified booklet B1′ that contains only articles A4 and A5, without realizing that articles A3n contained in booklet B1n is different from the article A3 which customer C1 already has in booklet B.
If customer C1 knows that article A3n is in fact different from article A3, then customer C1 will order booklet B1. On the other hand, if customer C2 can be sure that article A1 contained in booklet B is the same as the article A1 that customer C2 already has, then customer C2 may order with confidence the modified booklet B2 that contains only articles A2 and A3. Without this certainty and with the fear that an article in a later booklet may not be the same as the article in an earlier booklet, a customer may want to be error on the cautious side and order the entire new booklet without modification.
However, if a customer is certain that an article in a later booklet is exactly the same as the article in an earlier booklet, then the customer may want to order a modified booklet without the duplicative article. This will reduce the number of articles to be processed for creating the unified file for the POD job, making the processing of the articles by the web-store server much faster. This will also reduce the burden on the network since the size of the unified file is smaller, which can be transmitted over the network much faster.
There is a need to accurately identify an article so that a customer can tell whether the contents of a later version of the article is exactly the same as, or different from, the contents of an earlier version of the article, so that the customer can correctly decide whether to modify a new booklet to remove the same article.
The present invention is directed to a method and system for managing POD print jobs by maintaining customer record with content identification of printed articles.
An object of the present invention is to provide a detailed order record, or purchase history, of a customer that contains content identification of all articles that have been ordered or purchased by the customer, so that when the customer orders a new booklet, the customer can determine whether the content of an article in the new booklet is the same as the content of the same article that the customer has already ordered or purchased previously.
To achieve these and/or other objects, as embodied and broadly described, the present invention provides a method and system for managing print job through a process that includes the steps of receiving a print job order for printing a multiplicity of articles, processing the multiplicity of articles to create an identification (ID) for each article, and determining whether an article ID stored in a database matches any of the new IDs of the multiplicity articles. If a matching article ID does not exist, then keeping the article and storing the ID of the kept article in the database. If a matching article ID exists, then removing the article from the print job, and repeating the above steps until all of the multiplicity of articles are processed accordingly. When printing the job, only the remaining articles are printed.
Additional features and advantages of the invention will be set forth in the descriptions that follow and in part will be apparent from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are intended to provide further explanation of the invention as claimed.
Embodiments of the present invention provide a method and system for promoting and marketing environmental friendly print shops. The present invention method may be implemented by a computer software program that has program codes and instructions for implementing the steps of the present invention.
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In this application the term “web-store” generally refers to an online platform where customers (including for example, authors, editors, compilers, purchasers, etc.) may access via the Internet 8. The online platform typically provides web-pages upon which customers may utilize to place or make online orders. The web-pages are generated typically by computer software programs installed on and executed by one or more web-store servers 20. The computer programs installed and executed on the web-store server 20 also cause the print server 30 to process the online orders submitted by the customers.
In this application the term “print shop” generally refers to an environment of professional print shops, publishing workshops, print/copy departments of large organizations or business entities, and press unit of educational institutions such as colleges and universities, where a variety of POD orders can be processed by one or more print servers and printed by utilizing one or more printers.
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In the exemplary print shop printing system set up or arrangement 4, a multiplicity of color and/or black and white printers are connected to and controlled by the printer shop server 30 through a data communication channel or equipment 50 which may be a wired or wireless network, a serial bus or a dedicated cable. One or more of the printers, such as printer 40, may also be directly connected to and controlled by a local computer 60. Other devices (not shown) may also be connected to the server 30, the local computer 60 or network channel 50, such as scanners, finishing devices, etc., as part of the printing system set up or arrangement 4. The print shop system 4 may also include a number of “off-line” (or “off-network”) devices (not shown) that are not connected to the network channel 50, which devices may be any type of devices used in the print shop, such as finishing devices, prepress devices, etc.
In this application the term “printer” may refer to small desk-top printers typically seen in an office environment, or large digital printing systems used in print/copy departments at large organizations or professional print shops. The term may also cover other similar image and document processing devices such as copiers or multifunction (“all-in-one”) printers that also have copier, scanner and/or facsimile functions. The printer may be directly attached to a computer or server locally, or connected to a computer or server through a network remotely, where the computer or server are used to manage a print job to be processed by the printer. The printer may have multiple paper trays to store paper of various sizes, color, and types. Further, the printer may be equipped with a sophisticated output sorting mechanism with multiple output trays to perform collate printing or other print finishing functions.
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The computer software program that implements the present invention method and process may be installed on the web-store server 20, and its application modules or client-end component parts may be installed on the customer computers 10 and/or printer shop servers 30 (or on the printer 40 or local computer 60). When a web-store operator executes the exemplary software program of the present invention, the web-store server 20 carries out various respective functions of the software to perform the web-store server part of the exemplary process of the present invention. In addition, when a customer executes an application module of the exemplified software program of the present invention from the customer's end, the customer computer 10 carries out various respective functions of the software to perform the customer part of the exemplary process of the present invention. Furthermore, when a print shop operator executes an application module of the exemplified software program of the present invention from the print shop's end, the printer shop server 30 carries out various respective functions of the software to perform the print shop part of the exemplary process of the present invention. Together the execution of the various application modules of the exemplary software program of the present invention by the web-store server 20, customer computers 10 and/or printer shop servers 30 cause the performance and completion of the exemplary method and process of the present invention described below.
As discussed earlier, often times a customer may have previously ordered a booklet that contains certain articles. At a later time, the customer may need to order another booklet that may contain some articles that were included in the earlier booklet. Alternatively, an author or editor may have created a booklet that contains certain articles. The customer may want to order the booklet but the customer may already have some of the articles in the booklet. In these situations, the customer may modify the booklet to remove the articles that the customer already have or does not need. However, before the customer removes the articles from the booklet, the customer needs to make sure that the content of an article to be removed is exactly the same as the content of the article that the customer already has. Otherwise the customer may not want to remove the article from the booklet. For this purpose, in most of the time the normal identifiers of an article, such as its title and author, may not be adequate as they often remain the same from an earlier version to a later version.
The present invention provides a method and system for accurately identifying an article so that a customer can tell whether the contents of a later version of the article is exactly the same as the contents of an earlier version of the article, so that the customer can decide correctly whether to modify a new booklet to remove the duplicative articles.
According to the exemplary embodiments of the present invention, a detailed order record of a customer's purchase history is created and maintained, which contains content identification of all articles that have been ordered or purchased by the customer, so that when the customer orders a new booklet, the customer can determine with certainty whether the content of an article in the new booklet is the same as the content of the same article that the customer may have already ordered or purchased previously.
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When a customer's new POD order for printing a booklet is received by the web-store server 20 at step S120, the articles in the booklet are reviewed at step S122. This booklet may be created by another customer or author or editor containing all articles authored or compiled by the author or editor, or a collection of articles that the customer wants to print in a booklet. In either scenario the booklet will start out with one or more articles that may be kept or removed depending on whether the customer has previously purchased any of the articles.
As step S124, each article in the booklet is processed. This process includes a step S126 wherein the entire content of each article is hashed by, for example, the MD5 hash function, to create an ID for the article. This article ID is compared with the article IDs stored in the database saved on, for example, the data storage unit 25 of the web-store server 20. If the article ID exists, it means that the customer has previously purchase the same article. It is noted since the entire content of an article is hashed, any revision of an existing version of an article will result in an ID that is different from the ID of the article having an earlier version. Unlike a mere comparison of obvious identifiers, for example, the file name or author name of the article, the present invention process compares the article IDs which are generated by hashing the entire content of the article. If an article is revised, then the ID of the newer version will be different from the ID of an earlier version. On the other hand, if a matching article ID does not exist, then it means the article is a new one or at least a newer version.
So at step S130 the ID of an article contained in the booklet is compared with the article IDs stored in the database. If an article ID does not exist, then it means that the customer has never purchased the article in the past, and the article will be kept at step S132, and the new article ID will be stored in the database at step S134. However, if an article ID does exist, then it means that the customer has previously purchased an identical article (e.g., same version of a same article), and the article will be removed from the sequence of the booklet at step S136. At step S138, if the article compared is not the last article in the booklet, then the steps of S124 through S138 will be repeated until the last article in the booklet is processed.
After all articles are compared, the sequence of the remaining articles in the modified booklet will be confirmed at step S140 by, for example, the customer. Once confirmed, at step S142 the web-store server 20 will proceed to create a single unified file containing all of the remaining articles, and at step S144 a JDF file is also created containing all specific printing requirements by the customer. At step S146 the unified file and JDF are forwarded by the web-store server 20 to a remote (or local) print server 30, which will send the unified file and JDF files to a printer 40 to print the POD order at the last step S150.
It is noted that other document or print job description formats may also be used, for example the open XML Paper Specification (XPS or OpenXPS) format, for processing and transmitting the articles to be printed.
The above described exemplary method and process according to the present invention has many advantages. It provides an accurate way to identify an article, so that a customer can confidently decide not to order an article from a booklet order for which the customer already has a copy, without worrying that the content of the removed article may not be identical to the copy of the article that the customer already possesses. It also offers potential savings in computer processing overhead. If the customers are able to verify that they have already purchased certain articles, the articles in question may be removed and will not need to be processed by the web-store server and transmitted over the network. It further offers potential savings in printing costs and materials, since not all articles in a particular booklet must be printed. Therefore overall printing costs will be reduced.
It will be apparent to those skilled in the art that various modification and variations can be made to the methods of the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention cover modifications and variations that come within the scope of the appended claims and their equivalents.