KR20150061109A - Apparatus and method for editing document - Google Patents

Abstract

Disclosed is a document editing skill, which is great in lightweightness and security, and capable of cutting out and storing important parts of a portable document format (PDF) file in the present invention. According to the present invention, an apparatus for editing a document comprises: a document storage portion for storing at least one document file; a cutout portion where a region of interest is selected by a user for the document file displayed through a display portion of a first terminal, and cutting out the region of interest; and an interest area region storage portion for storing the region of interest.

Description

[0001] APPARATUS AND METHOD FOR EDITING DOCUMENT [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a document editing apparatus and method, and more particularly, to a document editing apparatus and method capable of cutting out important portions of a PDF (Portable Document Format) will be.

A PDF (Portable Document Format) is a kind of document format that is formed by including general documents, characters, figures, pictures, and fonts, and is used as an important document format for conveying information between users. Holding.

The main advantage of these PDF files is compatibility. In other words, PDF files can be read or printed from most PCs regardless of operating system. The distributed PDF file is the same as the original document, and the source file information such as text, drawing, image, graphic, and the like is maintained as it is regardless of which program the PDF is created. You can also combine different formats into one PDF Portfolio.

And, the PDF file is easy to manage. More specifically, PDF files are relatively small compared to other files. This is because images, text, and so on can all be contained in one file. For a picture file format such as JPEG, a book of 100 pages is converted, and a total of 100 files are created. There are a lot of files, so it's hard to find what you want. With PDF, however, a book is created as a single file, and bookmarks and links make it easier to find what you're looking for.

In addition, PDF files are highly secure. Rather than simply using the security feature to open the file, you can restrict each of the areas of printing, copying, and editing. Because of this, PDF files are widely used when distributing reports to a large number of public institutions and laboratories around the world.

In connection with the recent rapid increase in the use of mobile terminals, browsing of PDF files with mobile terminals is increasing rapidly. In addition, as the content of the mobile terminal, especially the PDF file, increases, the user of the mobile terminal needs to extract or edit only necessary information on a relatively small display.

In connection with this, Korean Patent Publication No. 2011-0027210 discloses a "PDF conversion system ".

An object of the present invention is to implement a technique for scrapping only necessary information in a document file. Particularly, the present invention aims to cut out important portions of a PDF file so as to be suitable for viewing on a limited display screen of a mobile terminal.

It is another object of the present invention to provide a technique for editing a document between a plurality of terminals excellent in light weight and security.

According to an aspect of the present invention, there is provided a document editing apparatus including: a document storage unit storing at least one document file; A cutout unit for selecting a region of interest from a user with respect to a document file displayed through a display unit of the first terminal and cutting out the region of interest; And an area of interest storage for storing the area of interest.

In this case, the document file is a PDF (Portable Document Format) file.

In this case, the document file is formed to include a predetermined security zone and a non-security zone, and when the secure zone and the non-security zone are included in the ROI selected by the user, the cut- The cut-out is performed only for the non-secured area without performing cut-out.

At this time, the document file includes an object formed of one of a text, an image, a video, an audio, a text box, and a comment, and can be selected and copied by the user's selection do.

At this time, the cut-out unit may maintain the attribute of the object in the document file and cut out the region of interest so that an object included in the cut-out region of interest can be selected and copied.

At this time, the cut-out unit may cut out the ROI in units of the entity.

In this case, the cut-out unit may be arranged such that the boundary of the ROI selected by the user crosses a predetermined position inside a predetermined object included in the document file, When cut out of the region of interest, cuts out the predetermined entity so that the inner entity portion is visible to the user, while cutting the outer entity portion.

The streaming execution unit may further include a streaming execution unit for connecting to a second terminal of another user using another document editing apparatus and visualizing the document file stored in the second terminal on the display unit of the first terminal by streaming.

At this time, the cut-out unit selects another document interest area from the user of the first terminal with respect to the document file of the second terminal visualized on the first terminal through the streaming execution unit, Area, and the storage unit may store the other document area of interest.

In this case, if the sub-nets of Wi-Fi are the same, the first terminal and the second terminal may be mutually connected by sharing the PINs.

According to another aspect of the present invention, there is provided a document editing method comprising: connecting a first terminal of a first user to a second terminal of a second user; Visualizing a document file of a predetermined shared folder of the second terminal selected by the first user by streaming from a display unit of the first terminal; Receiving an area of interest for a document file to be streamed from the first user on a display unit of the first terminal; Cutting out the region of interest; And storing the region of interest in a storage unit of the first terminal.

At this time, the document file may be a PDF (Portable Document Format) file.

In this case, the document file is formed to include a predetermined security area and a non-security area. In the cut-out step, if the secure area and the non-security area are included in the RO area selected by the first user, It is possible to cut out only the non-security area without cutting out the security area.

At this time, the document file includes an object formed of one of a text, an image, a video, an audio, a text box, and a comment, and can be selected and copied according to a user's selection .

At this time, in the cut-out step, the attribute of the entity may be maintained in the document file so that an object included in the cut-out area of interest may be selected and copied, and the interest area may be cut-out.

At this time, in the cut-out step, the boundary of the ROI selected by the first user crosses a predetermined position inside the predetermined object included in the document file, And cuts out the predetermined object so that the inner entity portion is visible to the first user when cutting out the region of interest, when the region of interest is divided into an inner entity portion within the ROI have.

At this time, in the connecting step, if the sub-nets of the Wi-Fi are the same, the first terminal and the second terminal can be mutually connected by mutually sharing the PIN.

According to the embodiment of the present invention, the user can scrap only necessary information in the document file. In particular, the present invention can cut out and store important portions of a PDF file to be suitable for viewing on a limited display screen of a mobile terminal.

In the present invention, only the non-security area can be cut-out in the document file, and the predetermined area as the security area is not cut-out, so that the security is high.

In addition, the present invention can share document files directly between users and perform mutual scrapping, thereby eliminating the need for a separate central management server. In addition, when sharing document files among users, streaming and mutual document files are executed without storing separate document files, so that lightness and security are excellent.

1 is a conceptual diagram showing an environment to which a document editing apparatus and method according to an embodiment of the present invention is applied.
2 is a block diagram showing a configuration of a document editing apparatus according to an embodiment of the present invention.
FIGS. 3 to 27 are views for explaining an example of executing, scrapping, storing and editing a document by using the document editing apparatus and method according to the embodiment of the present invention.
28 is a flowchart for explaining a document editing method according to an embodiment of the present invention.
29 is a flowchart illustrating a technique for performing a document editing method according to an embodiment of the present invention among a plurality of users.

The present invention will now be described in detail with reference to the accompanying drawings. Hereinafter, a repeated description, a known function that may obscure the gist of the present invention, and a detailed description of the configuration will be omitted. Embodiments of the present invention are provided to more fully describe the present invention to those skilled in the art. Accordingly, the shapes and sizes of the elements in the drawings and the like can be exaggerated for clarity.

Hereinafter, a system environment to which a document editing apparatus and method according to an embodiment of the present invention is applied will be described.

1 is a conceptual diagram showing an environment to which a document editing apparatus and method according to an embodiment of the present invention is applied.

Referring to FIG. 1, a document editing technique according to an embodiment of the present invention includes a first user P1 using a first terminal 10, a second user P2 using a second terminal 20 Respectively. That is, the document editing technology according to the embodiment of the present invention can be used by a user of the terminal as an application in the terminal. In addition, the document editing technology according to the embodiment of the present invention allows the first user P1 to access the second terminal 20 of the second user P2 via the first terminal 10, ) Can be edited. In FIG. 1, only the communication between the first user P1 and the second user P2 is shown. However, the present invention is not limited to this, and document editing through communication between a plurality of users is also possible.

At this time, the first terminal 10 and the second terminal 20 may be a notebook computer, a mobile phone, a tablet PC, a navigation, a smart phone, a PDA (personal digital assistant), a PMP (Portable Multimedia Player) or DVB (Digital Video Broadcasting).

Hereinafter, the structure and operation of a document editing apparatus according to an embodiment of the present invention will be described.

2 is a block diagram showing a configuration of a document editing apparatus according to an embodiment of the present invention.

Referring to FIG. 2, the document editing apparatus 100 includes a document storage unit 140, a cut-out unit 150, and a region of interest storage unit 160. Also. The document editing apparatus 100 according to the embodiment of the present invention may further include a display unit 110, an interface unit 120, a control unit 130, a communication unit 170, and a streaming execution unit 180 .

The display unit 110 may be a display screen of the terminal. The display unit 110 displays relevant output contents in response to various commands selected by the user through the interface unit 120, which will be described later.

The interface unit 120 may be an input unit of a terminal receiving input from a user. The display unit 110 and the interface unit 120 may be integrated. That is, the display unit 110 and the interface unit 120 may be formed as touch displays.

The control unit 130 may be a processor of a terminal that controls the execution, editing, and storage of a document, which is performed according to an embodiment of the present invention.

The document storage unit 140 stores at least one document file. At this time, the document file is a PDF (Portable Document Format) file. The document file may be formed including a security area and a non-security area preset by a document maker or the like. The document file is formed to include text or an object formed of an image, and can be selected and copied by the user's selection.

The cut-out unit 150 cuts out a region of interest of the document file by the user's selection. That is, the cut-out unit 150 selects a region of interest from the user through the interface unit 120 for a document file displayed through the display unit 110 of the terminal, and cuts out the region of interest. At this time, the cutout unit 150 can cut out the region of interest selected by the user at the user's choice. In addition, the cut-out unit 150 may cut out the region of interest in the shape of a polygon corresponding to the region selected by the user, according to the user's selection.

The cut-out unit 150 can cut out only the non-security area without cutting out the security area when the security area and the non-security area are included in the area of interest selected by the user.

Then, the cut-out unit 150 can cut out the region of interest in units of individuals. That is, the cut-out unit 150 may maintain the attribute of the object in the document file and cut out the region of interest so that the objects included in the cut-out region of interest can be selected and copied. More specifically, the cut-out unit 150 crosses a predetermined position inside the predetermined object included in the document file, such that the boundary of the region of interest selected by the user is selected, It is possible to cut out the predetermined entity such that the inner entity portion is visible to the user while cutting the outer entity portion at the time of cutout of the ROI. In this case, the object may be an image, a text, a text box, an annotation, a document format attached through an annotation function, etc. In addition, an object may be audio or video embedded in a PDF.

In addition, the cutout unit 150 may delete the external entity part and cut out only the internal entity part according to the setting or the user's selection. In addition, when the security area is included in the object, the cut-out unit 150 can cut out the object except for the security area. The region of interest storage 160 stores the cutout region of interest in the cutout 150.

The communication unit 170 is configured to transmit and receive data to and from another document editing apparatus. That is, the document editing operation can be performed by connecting to another user's terminal through the communication unit 170. [ At this time, the communication unit 170 operates to allow P2P-based sharing with another user's terminal. For example, the mutual connection of a plurality of terminals through the communication unit 170 may be performed by mutually sharing the PINs when the sub-nets of Wi-Fi are the same.

The streaming execution unit 180 can access another user's terminal using another document editing apparatus and visualize the document file stored in another user's terminal on the display unit 110 by streaming. When the streaming execution unit 180 is connected to another user's terminal through the communication unit 170, the streaming execution unit 180 transmits the document file of another user's terminal, which is displayed on the display unit 110, As shown in FIG. The other document interest region selected from the document file of the terminal of another user may be stored in the document storage unit 140 of the terminal according to the user's selection.

Hereinafter, an example will be described in which an apparatus and a method for editing a document according to an embodiment of the present invention are implemented in a terminal as an application.

FIGS. 3 to 27 are views for explaining an example of executing, scrapping, storing and editing a document by using the document editing apparatus and method according to the embodiment of the present invention.

Referring to FIG. 3, a folder list (1) storing document files stored in the terminal is displayed through a display unit of the terminal. A refresh tab 2 that can be used when refreshing the folder list is also displayed on the display unit.

An example in which a predetermined folder is selected from the folder list 1 in Fig. 3 and the PDF document file list 3 stored in a predetermined folder is displayed is shown in Fig. The user of the terminal can select a predetermined PDF document file out of the PDF document file list 3 of Fig. 4 and execute functions such as executing the corresponding PDF document file and cutting out the area of interest.

An example of a screen when a predetermined PDF document file is selected in Fig. 4 is shown in Fig. 5, a cut-out icon 6, a thumbnail icon 7, and a text-to-speech (TTS) icon 8 may be displayed on the upper part of the display screen. In the middle of the display screen, a document file display unit 4 on which an executed PDF document file is displayed can be configured. In addition, the lower end portion 5 of the display screen may be configured with a region-of-interest storage portion in which the cut-out region of interest 5a is stored. That is, the executed PDF document file and the ROI storage unit 5 can be displayed together on one display screen.

Referring to FIG. 6, an example of moving the interest area 6 from the document file executed in the document file display part 4 to the interest area storage part 5 is shown. At this time, the specification and movement of the region of interest 6 can be performed by a drag and drop operation for the touch display portion. At this time, the cut-out icon at the top of the display screen can be selected before specifying the region of interest.

The ROI 6 dropped in the ROI storage unit 5 may be stored in a thumbnail format as shown in FIG. 7, such as a plurality of ROIs 5a and 6a.

8 to 10, there are shown various examples in which the region of interest (a, b, c) is specified in the executed document file. The region of interest may be formed in any shape as long as it is formed in the shape of a closed region.

However, the area of interest is cut out in units of letters or images. 10 and 11, if a region of interest is culled with a portion of the text cut out as shown in FIG. 10, the region of interest is cut-out including all the attributes of the cut text. However, the text portion c 'outside the region of interest is masked as shown in FIG. 11, so that only the inner region of the selected region of interest c can be controlled to be visible to the user. Since the object property is maintained and the object is cut out in units of objects, even if the user subsequently selects the cut character in the interest area C, it is possible to perform the editing operation such as copying by selecting the complete text.

Referring to Fig. 12, an example of a document file containing objects of S1 to S4 is shown. Of these, S2 is a preset security area, and S1, S3, and S4 are non-security areas. If the region of the dotted line in the document file of Fig. 12 is specified as the region of interest, only the S1 and S3 are cut out and visible to the user, except S2 corresponding to the security area as shown in Fig. 13 . This can improve document security.

14, an example is shown in which a plurality of pages included in a document file executed in the document file display unit 4 are displayed in a thumbnail format by selecting a thumbnail icon 7 at the upper end of the display screen.

15, an attention area display unit 7 displaying a plurality of interest areas 7a and 7b, which are specified and stored by a user, and an edit document display unit 8 displaying a document file to be edited, ≪ / RTI > are shown. At this time, the ROI 7 may have the same attributes as the ROI 5 of FIG. An enlarged example of selecting a predetermined region of interest 7a among the regions of interest 7a and 7b displayed on the region of interest display 7 is shown in Fig. An example of newly creating a PDF document file to be edited on the editing document display section 8 is shown in Fig. In this manner, a PDF document file of a blank document format can be added to the edited document display section 8, or an existing PDF document file can be displayed together with the selection of the user. Fig. 18 shows an example in which various editing target PDF document files are displayed in the edited document display section 8. Each of the PDF document files displayed on the edit document display unit 8 may store the interest regions classified and collected into a predetermined subject in the document according to the user's selection.

Referring to Fig. 19, there is shown an operation example of moving a specific area of interest 7a to a specific document file 8a and including a specific area of interest 7a in the specific document file 8a. At this time, the specific area of interest 7a may be included in the specific document file 8a in a drag-and-drop format. Reference numeral 7a 'designates an example of the trajectory of the specific area of interest 7a to be dragged and dropped.

20, an example is shown in which a document file displayed on the edit document display unit 8 of Fig. 18 is executed and the corresponding document file is executed in the edited document execution unit 9. [ The edited document execution section 9 can be switched and displayed in the edited document display section 8 in accordance with the execution of the document file. Then, the edited document executing section 9 and the ROI display section 7 can be displayed together. 20 and 21, the user can select the region of interest 7a of the region-of-interest display section 7 and then include the region of interest 7a in the execution document file executed in the edited document execution section 9. [ Reference numeral 7b 'denotes an example in which the region 7a of interest is included in the execution document file. In this way, the region of interest 7b is stored together with the execution document.

In addition, a trash can 11 may be displayed on the display screen. 22 and 23, by moving the region of interest and the edited document displayed on the region-of-interest display section 7 and the edited document display section 8 to the trash can 11 in a drag-and-drop manner, And editing documents can be deleted.

Referring to FIG. 24, an editing operation such as copying of the text portion can be performed through selection of an object of the PDF document file displayed on the document file display unit 4, that is, a text portion. On the other hand, as shown in FIG. 25, when a margin area other than the object is selected, operations other than editing the object can be performed.

26 and 27 show an example of a display screen for setting a nickname, a password, and a shared folder for connection to another terminal, that is, another document editing apparatus, and an example of a screen for selecting a user to be connected.

Hereinafter, a document editing method according to an embodiment of the present invention will be described.

28 is a flowchart for explaining a document editing method according to an embodiment of the present invention. 28, the document editing method according to the embodiment of the present invention is the same as that of the document editing apparatus explained with reference to FIG. 1 and FIG. 27, so that overlapping description will not be repeated.

Referring to FIG. 28, a document editing method according to an embodiment of the present invention first collects and stores a document file (S110).

Then, at step S120, the predetermined document file collected at step S110 is executed according to the user's selection. At this time, the document file may be a PDF file. The document file executed in step S120 is displayed on the display unit of the terminal (S130).

After that, the region of interest is specified in the document file displayed by the user of the terminal, and the specific region is cut out (S140). The cut-out region of interest may be stored in step S140 (S150).

Then, the cut-out region of interest by the user may be combined with another document file or another cut-out region of interest (S160).

Hereinafter, a case where a document editing method according to an embodiment of the present invention is applied between users will be described.

29 is a flowchart illustrating a technique for performing a document editing method according to an embodiment of the present invention among a plurality of users. 29, the document editing method according to the embodiment of the present invention is the same as the document editing apparatus described with reference to FIG. 1 and FIG. 27, so that overlapping description will not be repeated.

Referring to FIG. 29, a document editing method according to an embodiment of the present invention among a plurality of users first sets a shared folder in which document files to be shared with other users are stored in the second terminal 20 (S210).

Thereafter, the first terminal 10 accesses a shared folder of the second terminal 20 (S220). When the first terminal 10 executes the document file of the shared folder of the second terminal 20 after the connection, the first terminal 10 executes the document file by streaming the corresponding document file (S230).

In step S240, the user of the first terminal 10 selects a document interest area in the document file. In step S250, the other document interest area specified in step S240 may be cut out and stored in the first terminal 10. The embodiment of the present invention through ending the connection of the first terminal 10 to the second terminal 20 and sharing the document file among a plurality of users may be terminated (S260).

The document editing method according to the present invention may be implemented in the form of program instructions that can be executed through various computer means and recorded in a computer readable medium. The computer-readable medium may include program instructions, data files, data structures, and the like, alone or in combination. The program instructions recorded on the medium may be those specially designed and constructed for the present invention or may be available to those skilled in the art of computer software. Examples of computer-readable media include magnetic media such as hard disks, floppy disks, and magnetic tape; optical media such as CD-ROMs and DVDs; magnetic media such as floppy disks; Includes all types of hardware devices that are specially configured to store and execute magneto-optical media and program instructions such as ROM, RAM, flash memory, and the like. Examples of program instructions may include machine language code such as those generated by a compiler, as well as high-level language code that may be executed by a computer using an interpreter or the like. Such a hardware device may be configured to operate as one or more software modules to perform the operations of the present invention, and vice versa.

The teachings of the principles of the present invention may be implemented as a combination of hardware and software. In addition, the software can be implemented as an application program that is actually implemented on the program storage unit. The application program can be uploaded to and executed by a machine that includes any suitable architecture. Advantageously, the machine may be implemented on a computer platform having hardware such as one or more central processing units (CPUs), a computer processor, a random access memory (RAM), and input / output (I / . In addition, the computer platform may include an operating system and microinstruction code. The various processes and functions described herein may be part of microcommand codes or a portion of an application program, or any combination thereof, and they may be executed by various processing devices including a CPU. In addition, various other peripheral devices such as additional data storage and printers may be connected to the computer platform.

It is to be understood that the actual connections between system components or process functional blocks may vary depending on how the principles of the present invention are programmed, as some of the constituent system components and methods illustrated in the accompanying drawings are preferably implemented in software It should be further understood. Given the teachings herein, those skilled in the relevant art (s) will be able to contemplate these and similar implementations or configurations of the principles of the invention.

As described above, the document editing apparatus and method according to the present invention are not limited to the configuration and method of the embodiments described above, but the embodiments can be applied to all of the embodiments Or some of them may be selectively combined.

100; Document editing device
110; Display portion
120; The interface unit
130; The control unit
140; Document storage unit
150; Cutout portion
160; The region of interest storage
170; Communication section
180; The streaming execution unit

Claims (17)

A document storage unit storing at least one document file;
A cutout unit for selecting a region of interest from a user with respect to a document file displayed through a display unit of the first terminal and cutting out the region of interest; And
And a region of interest storage for storing the region of interest.
The method according to claim 1,
Wherein the document file is a PDF (Portable Document Format) file.
The method of claim 2,
Wherein the document file includes a predetermined security area and a non-security area,
The cut-
Wherein when the secure area and the non-security area are included in the area of interest selected by the user, the control unit cuts out only the non-security area without cut-out to the secure area.
The method of claim 2,
Wherein the document file includes an object formed of one of a text, an image, a video, an audio, a text box, and a comment, and is configured to be able to select and copy the object by the user's selection. Device.
The method of claim 4,
The cut-
Wherein the attribute of the object is maintained in the document file so that the object included in the cut-out region of interest can be selected and copied, and cut out the region of interest.
The method of claim 4,
The cut-
And cuts out the region of interest as a unit of the entity.
The method of claim 4,
The cut-
The boundary of the region of interest selected by the user traverses a predetermined position inside a predetermined object included in the document file so that the predetermined entity divides an external entity portion outside the ROI and an internal entity portion inside the ROI If lost,
And cut out the predetermined entity so that the inner entity portion is visible to the user while cutting the outer entity portion at the time of cutout of the ROI.
The method according to claim 1,
Further comprising a streaming execution unit for accessing a second terminal of another user using another document editing apparatus and visualizing the document file stored in the second terminal on the display unit of the first terminal by streaming. Device.
The method of claim 8,
The cut-
Wherein the streaming execution unit selects another document interest region from the user of the first terminal with respect to the document file of the second terminal visualized in the first terminal and cuts out the other document interest region,
Wherein the storage unit stores the other document interest area.
The method of claim 8,
Wherein the first terminal and the second terminal are mutually connected by mutually sharing a PIN when sub-nets of Wi-Fi are the same.
Connecting to a second terminal of a second user through a first terminal of a first user;
Visualizing a document file of a predetermined shared folder of the second terminal selected by the first user by streaming from a display unit of the first terminal;
Receiving an area of interest for a document file to be streamed from the first user on a display unit of the first terminal;
Cutting out the region of interest; And
And storing the region of interest in a storage unit of the first terminal.
The method of claim 11,
Wherein the document file is a PDF (Portable Document Format) file.
The method of claim 12,
Wherein the document file includes a predetermined security area and a non-security area,
In the cutout step,
Wherein when the secure area and the non-security area are included in the area of interest selected by the first user, the secure area is not cut-out, and cut-out is performed only for the non-security area.
The method of claim 12,
Wherein the document file includes an object formed of one of a text, an image, a video, an audio, a text box, and a comment, and is configured to be able to select and copy the object by the user's selection. Way.
15. The method of claim 14,
In the cutout step,
Wherein the attribute of the entity is maintained in the document file so that the entity included in the cut-out region of interest can be selected and copied, and the interest region is cut-out.
15. The method of claim 14,
In the cutout step,
Wherein the boundary of the ROI selected by the first user crosses a predetermined position inside a predetermined object included in the document file so that the predetermined entity can recognize an external object portion outside the ROI, ,
And cutting out the predetermined entity so that the inner entity portion is visible to the first user while cutting the outer entity portion at the time of cutout of the ROI.
The method of claim 11,
In the connecting step,
Wherein the first terminal and the second terminal are mutually connected by mutually sharing a PIN when sub-net of Wi-Fi is the same.

Images