KR20080097579A - Service system and method for reading document and mobile communication terminal for the same - Google Patents

Abstract

A service system and method for reading a document and a mobile communication terminal therefor are provided to allow a user to read a document, which he/she searched in the WAP retrieval service provided by the wireless portal, through the file viewer of the mobile communications terminal. A document reading service system comprises a mobile communication terminal(10), a mobile communication network(21), a proxy server(30), a wired/wireless Internet server(22), a document storage server(23) and a document conversion server(24). The document conversion server transmits a document converted through the proxy server or directly transmits the document not passing through the proxy server. The wired/wireless Internet server sends a wired/wireless Internet page to the mobile communication terminal through the wired/wireless Internet network. The mobile communication terminal receives a corresponding link document from the document storage server and outputs it through the file viewer. The document storage server transmits the corresponding link document to the mobile terminal based on identification information of the transmitted link.

Description

Service system and method for reading document and mobile communication terminal for the same}

1 is a block diagram of a document viewing service system according to a first embodiment of the present invention;

2 is a block diagram of a document viewing service system according to a second embodiment of the present invention;

3 is a block diagram of a document viewing service system according to a third embodiment of the present invention;

4 is a flowchart of a document viewing service method according to an embodiment of the present invention;

5 is a block diagram of a mobile communication terminal according to an embodiment of the present invention;

6 is a flowchart of a document viewing service method according to another embodiment of the present invention.

<Description of the symbols for the main parts of the drawings>

10: mobile communication terminal 11: key input unit

12: memory unit 13: display unit

14: control unit 15: browser

16: File Viewer 21: Mobile Network

22: wired and wireless Internet server 23: document storage server

24: Document Conversion Server 30: Proxy Server

31: Page Proxy Server 32: Document Proxy Server

The present invention relates to a system and method for reading documents and a mobile communication terminal for the same. More particularly, the present invention relates to a system and method for enabling a document linked to a wired / wireless internet page to be viewed through a file viewer of a mobile communication terminal. It relates to a communication terminal.

Mobile communication terminals have secured a large number of users due to the convenience of portability, and service providers (or terminal manufacturers) provide mobile communication terminals with more convenient functions according to the present situation, and provide services accordingly.

For example, the mobile communication terminal may be a phone book, a game, a scheduler, a short message service, a multimedia message service, a cell broadcasting service. It provides various additional functions such as internet service, e-mail, morning call, MP Layer 3, and digital camera.

However, since a general mobile communication terminal has a limited display space relative to a personal computer, it may be difficult to search a web page when using the Internet using HTTP.

In order to solve the above problems, the mobile communication terminal provides a browsing using a wireless application protocol (WAP), which is a communication protocol that can quickly search for and display information on the Internet using the mobile communication terminal.

In general, the WAP allows a large amount of information to be transmitted in a short time by adopting a gateway method in consideration of characteristics of a wireless communication network having a low transmission speed due to instability of communication quality.

On the other hand, recently, at the request of the user, the mobile communication terminal has been building a service that can use not only the web page, but also the web page. There is a demand for a technology that enables reading.

In particular, in providing a wired / wireless internet service to a mobile communication terminal, it is possible to provide a wired / wireless internet page optimized for various terminal environments, but a document linked to a wired / wireless internet page is suitable for a mobile communication terminal. Since it is difficult to optimize and provide in a form, it is necessary to be able to view the link document through the file viewer mounted on the mobile communication terminal.

Accordingly, the present invention is to solve the above-mentioned disadvantages and problems of the prior art, to provide a document reading service system and method for reading documents linked in a wired and wireless Internet page and a mobile communication terminal for the same. There is an object of the invention.

Particularly, the present invention allows a user to download a document linked to a web while browsing the web in a full browser for serving a web page and view it through a file viewer of a mobile communication terminal, and to search in a swap search service provided by a wireless portal. An object is to allow a document to be viewed on a mobile communication terminal.

In addition, an object of the present invention is to convert documents that cannot be viewed in a file viewer of a mobile communication terminal through a document conversion server, so that documents that cannot be read in a mobile communication terminal can be read in the mobile communication terminal. .

The present invention for achieving the above object, step 1, receiving and outputting the page from the wired and wireless Internet server when the wired and wireless Internet page request signal is input from the mobile communication terminal; Transmitting a corresponding link document from a document storage server on a wired or wireless Internet to the mobile communication terminal when the mobile communication terminal requests to view the linked document in the page; The mobile communication terminal determines whether the format of the received link document is a format that can be viewed by a file viewer of the mobile communication terminal, and when the format is viewable, the link document is viewed through a file viewer, and the format of the link document is a file. In case the format is not viewable by the viewer, the document conversion service method may be provided by transmitting a link document conversion request signal to the document conversion server, and receiving the converted document through a file viewer. do.

The present invention provides a wired / wireless internet server for providing a wired / wireless internet page to a mobile communication terminal through a wired / wireless internet network. Displaying a page provided by the wired / wireless internet server, transmitting link document identification information to a document storage server to view a document linked in the page, receiving the link document from the document storage server, and outputting the file through a file viewer A mobile communication terminal; And a document storage server for providing the link document to the mobile communication terminal based on the transmitted link document identification information.

In addition, the present invention, if the URL is input in the browser, step 1 for requesting the wired and wireless Internet page to the wired and wireless Internet server, and receiving and displaying the page; When the linked document view in the page is selected, transferring link document identification information to a document storage server and receiving a corresponding link document from the document storage server; And determining a format of the received document, driving a file viewer suitable for the format, and viewing a linked document. 3.

The present invention provides a wired / wireless internet page requested by a user, and when a user selects to view a link document in the wired / wireless internet page, the browser obtains the link document from a document storage server on the wired / wireless internet; A file viewer for outputting a link document obtained by the browser; And a control unit for determining a format of the link document and controlling a link document to be viewable through a file viewer by driving a file viewer suitable for the format. To provide.

Details of the above object and technical configuration of the present invention and the resulting effects thereof will be more clearly understood from the following detailed description based on the accompanying drawings.

First, FIG. 1 is a configuration diagram of a document viewing service system according to an embodiment of the present invention. The mobile communication terminal 10, the mobile communication network 21, the proxy server 30, the wired / wireless Internet server 22, and the document storage are shown in FIG. It is configured to include a server (23).

In some implementations, the proxy server 30 may be omitted, and the mobile communication terminal 10 may directly interwork with the wired / wireless Internet server 22 and the document storage server 23.

The mobile communication network 21 may be implemented with a network such as CDMA, WCDMA, HSDPA, WIBRO, or the like.

The mobile communication terminal 10 has a browser for enabling wired and wireless Internet, and downloads a document linked to a web page while surfing the web and outputs it through a file viewer of the mobile communication terminal 10. In order to view the retrieved document through the WAP search service provided by the wireless portal, the file viewer of the mobile communication terminal 10 can be read.

When the proxy server 30 receives the URL of the wired / wireless internet page from the mobile communication terminal 10, the proxy server 30 determines whether there is page information corresponding to the URL in the proxy server 30, and the page information corresponding to the URL is determined. If present, the page is immediately transmitted to the mobile communication terminal 10, and if there is no page information corresponding to the URL, the page corresponding to the requested URL is received from the wired or wireless Internet server 22 corresponding to the URL. Transmit to mobile communication terminal 10.

Also, as shown in FIG. 2, the proxy server 30 requests a document linked to a wired / wireless internet page to the page proxy server 31 and the document storage server 23 for requesting a page to a wired / wireless internet server. It can be divided into a document proxy server (32).

The wired / wireless internet server 22 may be classified into a wired internet server using a wired internet network and a wireless internet server supporting wireless connection of the mobile communication terminal 10.

In other words, the wired Internet server is a server using protocols for wired Internet such as HTTP, FTP, TFTP, SMTP, and the like. The wireless Internet server is a server using wireless Internet protocols such as WAP, ME (Mobile Explorer) and i-mode. to be.

The document storage server 23 is a server that stores a document linked from a wired or wireless Internet page. When the mobile terminal 10 requests a link document, the document storage server 23 delivers the document to the proxy server 30, thereby transmitting the document. Allows you to view linked documents.

3 is a configuration diagram of a document reading service system according to another embodiment of the present invention, the mobile communication terminal 10, mobile communication network 21, proxy server 30, wired and wireless Internet server 22 in FIG. In addition to the document storage server 23, the document conversion server 24 is further included.

The document conversion server 24 receives the document from the proxy server 30 or the document storage server 23 when the format conversion of the linked document is needed, and converts the document. Converts the document into a text format provided by or converts the document into a file viewer format previously stored in the mobile communication terminal 10.

In addition, the document conversion server 24 transfers the converted document through the proxy server 30 to the mobile communication terminal 10 or directly converted to the mobile communication terminal 10 without passing through the proxy server 30. Documentation can be provided, which will be described in detail below.

4 is a flowchart of a document viewing service method according to an embodiment of the present invention. When a URL of a wired / wireless internet page to be accessed from a browser of the mobile communication terminal 10 is input (S101), the proxy server 30 indicates the above. The URL is transmitted (S102), and the proxy server 30 requests the wired / wireless internet page from the wired / wireless internet server 22 (S103). Here, the mobile communication terminal 10 connects to the wired / wireless internet server 22 through the proxy server 30. The mobile communication terminal 10 and the wired / wireless internet server 22 may directly interwork depending on the implementation method.

Meanwhile, the wired / wireless internet server 22 transmits the requested wired / wireless internet page to the proxy server 30, and the proxy server 30 transmits the received wired / wireless internet page to the mobile communication terminal 10, thereby transmitting a mobile communication terminal ( 10) to enable the display of the wired or wireless Internet page (S104).

In addition, when the linked document view in the wired / wireless Internet page displayed on the mobile communication terminal 10 is selected (S105), the link server identification information such as a link URL of the document is transmitted to the proxy server 30 (S106). The server 30 requests the link document from the document storage server 23 based on the received information (S107).

The document storage server 23 then provides the requested link document to the mobile communication terminal 10 through the proxy server 30 (S108).

On the other hand, the mobile communication terminal 10 stores the document transmitted from the document storage server 23 in the memory, and whether the format of the file viewer supported in the mobile communication terminal 10 and the format of the document stored in the memory match. To judge.

That is, the mobile communication terminal 10 determines whether the corresponding document can be viewed by the file viewer (S109), and when it cannot be viewed, the mobile communication terminal 10 includes information of the file viewer and the information of the document in the mobile communication terminal 10. The document conversion request signal is transmitted to the document conversion server 24 (S110).

When the document conversion server 24 receives the document conversion request signal from the mobile communication terminal 10, the document conversion server 24 converts the format of the document into a format that can be viewed in the file viewer based on the received file viewer information (S111). If the format of the document cannot be converted into a format that matches the format of the file viewer, the document is converted into a text file that can be viewed by a general mobile communication terminal.

The document conversion server 24 transmits the converted document to the mobile communication terminal 10 through the proxy server 30 (S112), and the mobile communication terminal 10 receives the converted document in the memory. The document is stored and browsed through the file viewer in the mobile communication terminal 10 (S113).

FIG. 5 is a configuration diagram of a mobile communication terminal providing a document reading service according to an embodiment of the present invention. The mobile communication terminal 10 may input a user request signal or a URL of a wired or wireless Internet page. A key input unit 11, a memory unit 12 in which a link document or a conversion document is stored in a wired or wireless Internet page at a user's request, a display unit 13 displaying a page provided to a browser, and a link document output from a file viewer And a control unit 14 for determining a format of the linked document, driving a file viewer suitable for the format, and controlling the linked document to be viewable, and providing a wired / wireless internet page requested by a user, wherein the wired / wireless internet is provided by a user. If View Linked Documents in Page is selected, the linked document is obtained from the document storage server 23 on the wired / wireless internet. Is configured to include a browser 15, a file viewer 16 for outputting the linked document and the converted document obtained by the browser, and the control unit 14 includes a file viewer suitable for the format of the linked document in the mobile communication terminal. If not, the document conversion request signal including the information of the file viewer 16 and the link document identification information such as the URL of the linked document is transmitted to the document conversion server 24 on the wired or wireless Internet, and the document conversion server 24 The browser is controlled to receive the converted document, which will be described in detail below.

6 is a flow chart of a document viewing service method according to another embodiment of the present invention, when a URL of a wired / wireless internet page to be accessed through the key input unit 11 of the mobile communication terminal 10 is input (S201), the wired / wireless The wired / wireless internet page is requested to the internet server 22 (S202).

When the browser 15 receives the wired / wireless internet page transmitted from the wired / wireless internet server 22, the browser 15 displays the corresponding page through the display unit 13 (S203).

On the other hand, in the displayed wired or wireless Internet page, when the view of the document linked through the key input unit 11 capable of user interface (UI) is selected (S204), the browser 15 links the document such as a URL to which the document is linked. The identification information is extracted and transmitted to the document storage server 23 to obtain a corresponding document (S205).

In addition, the link document is stored in the memory unit 12 (S206), and the control unit 14 determines whether the format of the stored link document can be viewed by the file viewer 16 in the mobile communication terminal (S207), and In the case of the format, the linked document is browsed by the file viewer 16 (S208).

When the control unit 14 determines that the link document cannot be viewed by the file viewer 16 in the mobile communication terminal, the browser 15 transmits a link document conversion request signal to the document conversion server 24. At this time, the document converted by the document conversion server 24 transmits the information and the link document of the file viewers in the mobile communication terminal to the document conversion server 24 so that the converted document can be viewed by the mobile communication terminal that requested the conversion (S209).

Here, instead of transmitting the link document, the document conversion server 24 may request the document directly from the document storage server 23 and convert the link document identification information such as the URL of the link document.

The document conversion server 24 converts the document format using the file viewer information and transmits the converted document to the mobile communication terminal. The mobile communication terminal 10 transmits the document conversion server ( The converted document transmitted from 24 is stored in the memory unit 12 (S210), when storing the converted document in the memory unit 12, in order to reduce the capacity of the files stored in the memory unit 12, the pre-stored link document It is preferable to delete the file, save the converted document, or overwrite the converted document with the pre-stored linked document.

Meanwhile, the controller 14 determines the format of the converted document stored in the memory unit 12, drives a file viewer suitable for the converted document among the file viewers previously stored in the memory unit 12, and displays the display unit 13. (S211).

As those skilled in the art to which the present invention pertains may implement the present invention in other specific forms without changing the technical spirit or essential features, the embodiments described above are exemplary in all respects and are not intended to be limiting. It is desirable to harm. The scope of the present invention is shown by the following claims rather than the detailed description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the present invention. do.

Accordingly, the present invention can provide a method for reading a web document in consideration of a wireless Internet environment in a mobile communication terminal. In particular, the file of the mobile communication terminal can be downloaded by downloading a document linked to the web while surfing the web in a full browser. It can be read through the viewer, and the document retrieved from the WAP search service provided by the wireless portal can be read through the file viewer of the mobile communication terminal.

In addition, according to the present invention, by transmitting a document that can not be viewed in the file viewer of the mobile communication terminal to the document conversion server to convert, there is an effect that it is possible to view the document in a file viewer installed in the mobile communication terminal.

In addition, according to the present invention, there is an advantage that it is not necessary to convert the web document, which was previously available only in the personal computer, to be suitable for the environment of the mobile communication terminal, thereby providing a web service to the mobile communication terminal. It can be effective.

Claims (12)

In the link document viewing service method using a mobile communication terminal, A first step of receiving and outputting a corresponding page from a wired or wireless Internet server when a wired or wireless Internet page request signal is input from the mobile communication terminal; Transmitting a corresponding link document from a document storage server on a wired or wireless Internet to the mobile communication terminal when the mobile communication terminal requests to view the linked document in the page; The mobile communication terminal determines whether the format of the received link document is a format that can be viewed by a file viewer of the mobile communication terminal, and when the format is viewable, the link document is viewed through a file viewer, and the format of the link document is a file. Transmitting the link document conversion request signal to the document conversion server when the format is not viewable by the viewer, and receiving the converted document to view through the file viewer; Document viewing service method comprising a. The method of claim 1, In step 3, when the mobile communication terminal transmits a document conversion request signal and a link document including information of the file viewer to the document conversion server, the document conversion server converts the linked document based on the information of the file viewer. Document viewing service method comprising the step of. The method of claim 1, In the step 3, when the mobile communication terminal transmits a document conversion request signal including information of the file viewer and link document identification information to the document conversion server, the document conversion server, based on the link document identification information, Acquiring a linked document from the document storage server, and converting the linked document based on the information of the file viewer. Wired and wireless Internet server for providing a wired and wireless Internet page to the mobile communication terminal through the wired and wireless Internet network; Displaying a page provided by the wired / wireless internet server, transmitting link document identification information to a document storage server to view a document linked in the page, receiving the link document from the document storage server, and outputting the file through a file viewer A mobile communication terminal; A document storage server for providing a corresponding link document to a mobile communication terminal based on the transmitted link document identification information; Document viewing service system comprising a. The method of claim 4, wherein And at least one file viewer capable of reading the linked document provided by the document storage server. The method of claim 4, wherein And the link document identification information is URL information of a linked document in a page. The method of claim 4, wherein And a document conversion server for converting the link document into a file viewer of the mobile communication terminal. The method according to any one of claims 4 to 7, And the mobile communication terminal obtains a converted document of the linked document through a document conversion server and outputs the converted document through a file viewer. In the document viewing service method in a mobile communication terminal providing a wired and wireless Internet page, When the URL is input in the browser, step 1 for requesting the wired and wireless Internet page to the wired and wireless Internet server, receiving and displaying the page; When the linked document view in the page is selected, transferring link document identification information to a document storage server and receiving a corresponding link document from the document storage server; Determining a format of the received document, reading a linked document by driving a file viewer suitable for the format; Document viewing service method comprising a. The method of claim 9, In step 3, as a result of determining the format of the received document, if there is no file viewer suitable for the format, the file conversion information is transmitted to a document conversion server to request the conversion of the linked document, and the document conversion server is converted. Document viewing service method comprising the process of receiving and reading the document. In the mobile communication terminal providing a wired and wireless Internet page, A browser which provides a wired / wireless internet page requested by a user and obtains the link document from a document storage server on the wired / wireless internet when a user selects to view a link document in the wired / wireless internet page; A file viewer for outputting a link document obtained by the browser; A controller which determines a format of the link document and controls a link document to be viewable through a file viewer by driving a file viewer suitable for the format; Mobile communication terminal for a document viewing service comprising a. The method of claim 11, If the file format and the file viewer suitable for the document do not exist, the controller transmits a document conversion request signal including the file viewer information and the link document identification information to the document conversion server on the wired / wireless Internet, and converts the document converted by the document conversion server. Mobile communication terminal for a document viewing service, characterized in that for controlling the browser to receive.

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