KR101548951B1 - A server for providing an electrical document which is converted to an image, and a method for proving an electrical document using the same - Google Patents

Abstract

A server for providing an electronic document converted into an image according to an embodiment of the present invention includes a document receiving unit for receiving an electronic document from outside, a document-image converting unit for converting the contents of the electronic document into an image, And transmits the converted image to the user terminal when browsing of the image is requested.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a server for providing an electronic document converted into an image, and a method for providing an electronic document using the same. 2. Description of the Related Art [0002]

The present invention relates to a server for providing an electronic document converted into an image and a method for providing an electronic document using the same, and more particularly, to a server for converting contents of an electronic document requested to be browsed by a user terminal into an image and providing the same And an electronic document providing method using the same.

BACKGROUND ART [0002] In recent years, electronic documents written in electronic form by devices having information processing capabilities such as computers have been widely used. As a representative example of such an electronic document, a word document created by MS Word of Microsoft, a Hangul document created by Hangeul office of Korean and computer company, a pdf document created by Acrobat of Adobe, .

Although various kinds of electronic documents are widely used by users, there are the following problems related to the reading of current electronic documents.

First, in order to view an electronic document through a user terminal, an electronic document editing program or a viewer program capable of executing the electronic document must be installed in the user terminal. For example, in order to view a Hangul file having an extension of hwp, a Hangame office or a Hangul viewer program capable of editing a Hangul file must be installed in the user terminal. Due to such a problem, the user has to install a paid electronic document editing program which is not frequently used to browse a specific electronic document, or to find a site providing a free electronic document viewer program.

Second, in order to browse the electronic document, the user has to download the entire electronic document from the server to the user terminal. That is, even when only a small part of the content of the electronic document is desired to be browsed, the user unnecessarily downloads the entire electronic document from the server to the user terminal. Due to such a problem, the user is burdened with a waiting time for downloading a large electronic document file or unnecessarily consuming limited download data.

Accordingly, there is a continuing need for a new apparatus and method for browsing electronic documents without requiring a separate viewer program and downloading the entire electronic document.
[Related Technical Literature]
1. Multipoint video conference control device (Korean Patent Laid-Open Publication No. 1996-059270)

SUMMARY OF THE INVENTION It is an object of the present invention to provide a method and apparatus that can alleviate the burden of a user having to install a separate viewer program to browse an electronic document.

It is an object of the present invention to provide an apparatus and a method which do not require downloading of a whole electronic document in order to view a page of the electronic document desired by the user.

The problems of the present invention are not limited to the above-mentioned problems, and other problems not mentioned can be clearly understood by those skilled in the art from the following description.

According to an aspect of the present invention, there is provided a server for providing an electronic document converted into an image according to an exemplary embodiment of the present invention includes a document receiving unit for receiving an electronic document from outside, a document- And an image transmission unit for transmitting the converted image to the user terminal when the electronic document is requested to be viewed from the user terminal.

According to another aspect of the present invention, the document-image conversion unit may convert the contents of the electronic document into a plurality of images in a page unit.

According to another aspect of the present invention, when the user terminal requests to view a specific page of the electronic document, the image transmitting unit may transmit only the image of the specific page of the electronic document to the user terminal.

According to another aspect of the present invention, the display apparatus may further include a display information receiving unit for receiving display information of the user terminal, and a resolution adjusting unit for adjusting a resolution of an image to be transmitted to the user terminal according to display information of the user terminal.

According to an aspect of the present invention, there is provided a computer-readable medium storing a set of instructions in accordance with an embodiment of the present invention, wherein the set of instructions, when executed by a computing device, cause the computing device to: To convert the contents of the electronic document into an image, and to transmit the converted image to the user terminal when browsing of the electronic document is requested from the user terminal.

According to an aspect of the present invention, there is provided a method of providing an electronic document converted into an image according to an exemplary embodiment of the present invention includes: receiving an electronic document from an external source; And a conversion server for converting the contents of the electronic document into an image and transmitting the converted image to the user terminal according to a request for viewing the electronic document from the user terminal.

The details of other embodiments are included in the detailed description and drawings.

The present invention has the effect of alleviating the burden of installing a separate viewer program for the user to browse the electronic document.

The present invention has an effect of enhancing the efficiency because there is no need to download the whole electronic document in order to browse the page of the electronic document desired by the user.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the following description.

1 is a diagram illustrating an exemplary configuration of a document-image conversion system according to an embodiment of the present invention.
2 is a block diagram illustrating a detailed configuration of a conversion server according to an exemplary embodiment of the present invention.
3 is a flow diagram illustrating an exemplary method of transmitting an electronic document converted to an image in accordance with an embodiment of the present invention.
4A to 4C are diagrams showing an example in which a user views an electronic document uploaded to the conversion server of the present invention.
5A and 5B are diagrams showing examples of using the conversion server of the present invention at the time of multi-party conference.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention and the manner of achieving them will become apparent with reference to the embodiments described in detail below with reference to the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. Is provided to fully convey the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims.

Like reference numerals refer to like elements throughout the specification.

It is to be understood that each of the features of the various embodiments of the present invention may be combined or combined with each other partially or entirely and technically various interlocking and driving is possible as will be appreciated by those skilled in the art, It may be possible to cooperate with each other in association.

In the present invention, an electronic document refers to information created in an electronic form by an information processing system and transmitted, received, or stored, and the electronic document can be used in electronic form or printed. The electronic document is composed of word (Word), Excel (Word), PowerPoint (PowerPoint) included in Microsoft's Office program group, Hancom Office of Korean and computer company, Acrobat of Adobe ), As well as electronic documents created using a PC-based document editing program, such as Infraware (R)), which can be used in smartphone or tablet computers according to the recent development of the mobile industry It can contain electronic documents generated by programs in the Office® family (Polaris Office®)

Various embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

Configuration of the entire system

1 is a diagram illustrating an exemplary configuration of a document-image conversion system according to an embodiment of the present invention.

1, the document-image conversion system of the present invention may be configured of a communication network 100, a conversion server 200, and a user terminal 300. As shown in FIG.

First, the communication network 100 may be configured without regard to its communication mode such as wired and wireless, and may be a LAN (Local Area Network), a Metropolitan Area Network (MAN), a Wide Area Network), and the like. Preferably, the communication network 100 in the present invention may be a known World Wide Web (WWW).

The conversion server 200 may convert an electronic document received from the outside into an image and transmit the image to the user terminal 300 when a request to view the electronic document is received from the user terminal 300. [ The detailed configuration of the conversion server 200 will be described later.

Next, the user terminal 300 is a digital device including a function for enabling a user to communicate with the conversion server 200 after communication. The user terminal 300 may send a request to browse the electronic document to the conversion server 200 and may output an image of the electronic document transmitted from the conversion server 200 to the display. Any digital device having memory means such as a personal computer (e.g., a desktop computer, a notebook computer, etc.), a workstation, a PDA, a web pad, a mobile phone, etc., May be employed as the user terminal 300.

Configuring the Conversion Server

Hereinafter, the detailed configuration of the conversion server 200 and functions of the respective components will be described in order to perform an important function for the implementation of the present invention.

2 is a block diagram illustrating a detailed configuration of the conversion server 200 according to an exemplary embodiment of the present invention.

2, the conversion server 200 of the present invention includes a document receiving unit 210, a document-image converting unit 220, and an image transmitting unit 230. 2, the conversion server 200 of the present invention further includes a display information receiving unit 240, a resolution adjusting unit 250, a control unit 260, a communication unit 270, and a memory 280 . According to an exemplary embodiment of the present invention, a document reception unit 210, a document-image conversion unit 220 and an image transmission unit 230, a display information reception unit 240, a resolution adjustment unit 250, a control unit 260, The memory 270 and the memory 280 may be program modules in which at least some of them communicate with the user terminal. These program modules may be included in the conversion server 200 in the form of an operating system, an application program module, and other program modules, and may be physically stored on various known memory devices. These program modules may also be stored in a remote storage device capable of communicating with the conversion server 200. [ Such program modules, on the other hand, encompass but are not limited to routines, subroutines, programs, objects, components, data structures, etc. that perform local tasks or execute local abstract data types, as described below in accordance with the present invention.

First, the document receiving unit 210 of the present invention performs a function of receiving an electronic document from the outside. Depending on the implementation method, the subject transmitting the electronic document to the document receiving unit 210 may be the user terminal 300. Specifically, the user may transmit the electronic document to the conversion server 200 through the user terminal 300 in advance and receive the electronic document as an image again from the conversion server 200 when necessary. In this case, the electronic document transmitted through the user terminal 300 can be stored in the memory 280 of the conversion server 200, either in the image itself or in the form of an image.

Next, the document-image conversion unit 220 of the present invention performs a function of converting the contents of the electronic document into an image. For this purpose, the document-to-image conversion unit 220 can be configured to execute an execution of an electronic document having various extensions. In order to convert the contents of the electronic document into an image, the document-image conversion unit 220 may use various known document-image conversion techniques, such as a technique of capturing contents of an electronic document and converting the contents into an image file.

According to an embodiment of the present invention, the document-image conversion unit 220 converts the contents of the electronic document into a plurality of images in page units. For example, when the content of the electronic document is composed of five pages, the document-image conversion unit 220 may convert the contents of the electronic document into each page, that is, five images.

Meanwhile, the image of the converted electronic document may have the form of PNG, JPG, JPEG, TIFF, GIF, BMP, and the like, and may be various forms according to the implementation method without being limited to a specific form.

Next, the image transmitting unit 230 of the present invention transmits an image of the electronic document converted by the document-image converting unit 220 to the user terminal 300 when the user terminal 300 requests the viewing of the electronic document send.

When the document-to-image conversion unit 220 converts the contents of the electronic document into a plurality of images in units of pages, the image transmission unit 230 may transmit the plurality of images to the user terminal 300. Further, depending on the implementation method, the image transmission unit 230 may transmit only the image of the specific page of the electronic document selected by the user to the user terminal 300. In this case, since the user does not have to download the entire image of the electronic document in order to view the electronic document, it is not necessary to have a waiting time for downloading the electronic document file having a large capacity or to consume limited download data unnecessarily.

The method by which the user selects the page to be viewed of the electronic document is not particularly limited. For example, when a user requests to view an electronic document, a preview of a page-by-page of a pre-produced electronic document is provided, and a user can select a page of the electronic document within the preview. Further, a separate window for inputting a page may be provided, and a method for the user to input a specific page to be browsed in this window may be used.

Next, the display information receiving unit 240 of the present invention selectively receives the display information of the user terminal 300. Here, the display information may be the type of display included in the user terminal 300, the manufacturer, the size, the number of pixels per inch, and the like. The display information may be transmitted to the display information receiving unit 240 together with the browse request when the user terminal 300 requests the viewing of the electronic document.

Next, the resolution adjusting unit 250 of the present invention adjusts the resolution of the image to be transmitted to the user terminal 300 according to the display information received by the display information receiving unit 240. For example, the resolution adjusting unit 250 may adjust the resolution of an image at an optimal resolution that can be implemented by the display of the user terminal 300. For this, the optimum resolution according to the display information (such as the type of display, the manufacturer, the size, the number of pixels per inch) is stored in the memory 280, and based on the optimal resolution stored in the resolution adjusting unit 250 You can adjust the resolution of the image. Alternatively, the controller 260 may analyze the display information transmitted from the user terminal to measure the optimal resolution, and the resolution adjusting unit 250 may adjust the resolution of the image based on the resolution. Depending on the implementation method, the conversion server 200 may receive the optimal resolution according to the display information from an external server through the communication unit 270. [

The resolution adjusting unit 250 may adjust the resolution of the image that has already been converted by the document-to-image converting unit 220 and may convert the image into an appropriate resolution simultaneously with the image conversion of the document in cooperation with the document- Or the like.

The control unit 260 of the present invention includes a document receiving unit 210, a document-image converting unit 220 and an image transmitting unit 230, a display information receiving unit 240, a resolution adjusting unit 250, a communication unit 270, And the memory 280. [0033] In other words, the control unit 260 controls the flow of data between the components of the conversion server 100 or from outside, thereby controlling the document receiving unit 210, the document-image converting unit 220, and the image transmitting unit 230 ), The display information receiving unit 240, the resolution adjusting unit 250, the communication unit 270, and the memory 280, respectively.

Next, the communication unit 270 of the present invention performs a function of allowing the conversion server 200 to communicate with an external device such as the user terminal 300 or the like.

Next, the memory 280 stores the electronic document transmitted from the external or user terminal 300. [ According to the implementation method, the memory 280 may store display information, that is, an optimum resolution depending on the type of display, manufacturer, and size. The memory 280 may include a random access memory (RAM), a read-only memory (ROM), a magnetic disk device, an optical disk device, a flash memory, But is not limited thereto. Although the memory 280 is shown as one configuration in FIG. 2, the memory 280 may be implemented in a plurality of memories according to an implementation, and may be stored in an external memory or a Clyde server.

How to send electronic documents

3 is a flow diagram illustrating an exemplary method of transmitting an electronic document converted to an image in accordance with an embodiment of the present invention.

First, the conversion server can receive an electronic document from a user terminal or from outside (S310).

Next, in response to the request for viewing the electronic document from the user terminal, the contents of the electronic document are converted into the image form, and the converted image can be transmitted to the user terminal (S320). At this time, the image conversion of the electronic document may be performed before the viewing request is made from the user terminal, or the image conversion of the electronic document may be performed only after the request of the user terminal is performed.

In step S320, depending on the implementation method, only certain pages of the electronic document requested by the user terminal may be converted to images. In addition, the display information of the user terminal may be received and the resolution of the image may be adjusted according to the display information.

The Examples

Hereinafter, an exemplary case in which the conversion server of the present invention can be advantageously used will be described.

4A to 4C are diagrams showing an example in which a user views an electronic document uploaded to the conversion server of the present invention.

4A, when the user inputs a search query called " Create Polaris Office Tables " in the Internet search window 420 through the user terminal 410, the HWP type electronic document describing the creation of the Polaris office table The document 430 is retrieved.

4B, when the user browses the electronic document 430 to the conversion server where the electronic document 430 is uploaded by input means connected to the user terminal 410, such as a mouse, a keyboard or a finger 440, 4C, when the conversion server receives some pages 450, 460 (e.g., from the user) of all pages of the electronic document 430 (e.g., about creating a Polaris office table in response to a user's search) To images 470 and 480 and provides these images 470 and 480 to the user terminal 410. [

4A and 4B, when the user requests to browse the electronic document 430, generally, after the conversion server inquires whether or not to download the electronic document 430, 430). In this case, the user downloads the entire electronic document 430 including unnecessary contents in order to check necessary contents, and displays the electronic document 430 in the electronic document viewer program installed in the user terminal 410, such as a Korean viewer program, Check the contents of

However, according to the embodiment of the present invention as described above, it is possible to browse desired contents without downloading the entire electronic document 430 and without necessarily installing a separate viewer program in the user terminal 410. [ Therefore, it is not necessary to download the viewer program by having a waiting time for downloading the electronic document file having a large capacity or consuming a separate time or cost.

Although not shown in FIG. 4C, the conversion server may refer to the display information transmitted from the user terminal when converting a part of the page of the electronic document into an image, and adjust the resolution of the image to a resolution optimized for the display of the user terminal .

5A and 5B are diagrams showing examples of using the conversion server of the present invention at the time of multi-party conference.

5A shows that the user uploads the electronic document 550 to the conversion server 540 through the organizer terminal 510. In FIG. In this case, the electronic document 550 may have an extension of, for example, docx, and may be composed of a plurality of pages (e.g., three pages as shown in FIG. 5A).

5B, when the conversion server 540 selects a plurality of pages of the electronic document 550 (for example, when the user selects the page of the electronic document 550 through the organizer terminal 510) in a multi- Converts the selected page 552 to an image 552 and transmits the image 552 to a plurality of attendant terminals 520 and 530 connected to the conversion server 540.

Even in this case, the attendee terminals 520 and 530 can browse the pages of the necessary electronic document 550 without downloading the entire electronic document 550 and without a separate viewer program. Accordingly, it is possible to indirectly support the inter-terminal document synchronization function and to minimize the traffic between the terminals 510, 520, and 530.

In this specification, each block may represent a portion of a module, segment, or code that includes one or more executable instructions for executing the specified logical function (s). It should also be noted that in some alternative implementations, the functions mentioned in the blocks may occur out of order. For example, two blocks shown in succession may actually be executed substantially concurrently, or the blocks may sometimes be performed in reverse order according to the corresponding function.

The steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied directly in hardware, in a software module executed by a processor, or in a combination of the two. The software module may reside in a RAM memory, a flash memory, a ROM memory, an EPROM memory, an EEPROM memory, a register, a hard disk, a removable disk, a CD-ROM or any other form of storage medium known in the art. An exemplary storage medium is coupled to the processor, which is capable of reading information from, and writing information to, the storage medium. Alternatively, the storage medium may be integral with the processor. The processor and the storage medium may reside within an application specific integrated circuit (ASIC). The ASIC may reside within the user terminal. Alternatively, the processor and the storage medium may reside as discrete components in a user terminal.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the present invention is not limited to the disclosed exemplary embodiments, but various changes and modifications may be made without departing from the spirit and scope of the invention. Therefore, the embodiments disclosed in the present invention are not intended to limit the scope of the present invention but to limit the scope of the technical idea of the present invention. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.

100: Network
200, 540: conversion server
210:
220: document-image conversion unit
230: image transmission unit
240: Display information receiver
250:
260:
270:
280: Memory
300, 410: User terminal
420: Search box
430, 550: electronic document
440: Finger
450, 460: Some pages in an electronic document
470, 480, 552: Image
510: Host terminal
520, 530: Attendee terminal

Claims (6)

Receiving an electronic document from outside;
Selecting some of a plurality of pages of the electronic document through the organizer terminal;
Receiving display information of a participant terminal;
Deriving an optimal resolution that can be implemented by the display of the attendant terminal by referring to the display information;
Converting the contents of the selected page into an image;
Adjusting the resolution of the converted image to the optimal resolution; And
And transmitting the resolution-adjusted image to an attendee terminal. 43. A computer-readable medium for storing a set of instructions,
Wherein the sets of instructions cause the computing device to, when executed by the computing device,
An electronic document is received from the outside,
A plurality of pages of the electronic document are selected through the organizer terminal,
The display information of the attendee terminal is received,
The display resolution of the participant terminal can be optimized by referring to the display information,
Convert the content of the selected partial page into an image,
Adjusts the resolution of the converted image to the optimum resolution,
And send the image with the adjusted resolution to the attendee terminal. A document receiving unit for receiving an electronic document from outside;
A document-to-image conversion unit for converting the contents of some pages among the plurality of pages of the electronic document selected through the organizer terminal into an image;
A display information receiver for receiving display information of a participant terminal;
A resolution adjusting unit for deriving an optimal resolution that can be implemented by the display of the attendant terminal by referring to the display information and adjusting the resolution of the converted image to the optimal resolution; And
And an image transmitting unit for transmitting the image whose resolution has been adjusted to the attendant terminal. delete delete delete

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