KR20100056933A - Transmission system for providing url information using wireless terminal and proxy server and method thereof - Google Patents

Abstract

The present invention relates to a transmission system and method for providing URL information of content using a wireless terminal and a proxy server.

In the present invention, the set-top box receives the broadcast content and the URL information of a plurality of specific objects from the content server and transmits the broadcast content to the IPTV. At any point in time when displaying broadcast content received through IPTV, a selection signal of a specific object is input to the set-top box. The set-top box extracts URL information of the selected specific object corresponding to the selection signal and requests and receives detailed information of the selected specific object from the proxy server. The set top box transmits the received detailed information of the selected specific object to the wireless terminal.

Accordingly, when the user wants to read detailed information about a specific object included in the broadcast content while watching the broadcast on the IPTV by receiving the broadcast content, the user can receive the information in real time.

Description

Transmission system for providing URL information of contents using wireless terminal and proxy server {Transmission System for Providing URL Information using Wireless Terminal and Proxy Server and Method Thereof}

The present invention relates to a content delivery service, and in particular, a transmission system and method for providing URL information of content using a wireless terminal and a proxy server for transmitting URL information about a specific object included in broadcast content to another screen. It is about.

Modern digital TV systems are interactive or interactive TV broadcasts, which are useful for providing additional information unlike conventional analog broadcasts.

Such digital broadcasting broadcasts contents provided by contents providers (CP) in MPEG2-TS (Transport Stream) format together with video and audio taken by broadcasting stations, and users (viewers) are connected to a set top box (STB). The broadcast is received and viewed on a digital TV screen.

On the other hand, data broadcasting is a technical concept that can transmit and broadcast documents, still images, graphics, audio, video, and software products to information processing devices such as PCs, set-top boxes, or mobile communication devices at high speed. In addition to the program-related information, weather, securities, news information, the Internet and e-commerce is possible.

Such data broadcasting has a characteristic that when a digital signal is transmitted to a broadcast radio wave, a receiver automatically decodes and processes the data, and the receiver receives the result directly or controls other machinery or the like based on the information. Say a broadcast in a new field. The data broadcast signal has a common point with digital broadcast that digitally transmits audio and video signals through digital transmission.

Data broadcasting is a method of multiplexing and transmitting data signals to radio and television broadcasting, but there are also data broadcasting for transmitting information independent of data broadcasting for transmitting contents related to these broadcasting as digital signals. Such data broadcasting can be said to be a multimedia information service that combines the advantages of a wireless transmission system using television radio waves and the interactive function of the Internet.

On the other hand, a web server is a request for a web client of a web client to request an HTML document of a location specified in a URL (Uniform Resourse Locator) to the web server 120 using the HTTP (HyperText Transfer Protocol) protocol. Find the received HTML document and provide it to the client. The web client's web browser shows the provided HTML document to the user through the user's display device according to the format. At this time, the HTML document that the web server sends to the client is delivered without modification as it is stored in the place specified in the URL regardless of the user's various computing environments.

The biggest feature of the web server is that it can provide information in the form of hypertext or hypermedia. Hypertext refers to information that contains links to other information as text information. Hypermedia refers to information including not only simple text but also links to various types of information such as pictures, voices, and moving images. Point. Thus, the user can receive a new document at the URL specified in the link by clicking on the link on the screen. Like many other Internet services, the Web uses a client / server system. Web clients (hereinafter referred to as "web browsers") and web servers are a type of application that exchanges data through standard protocols. HTTP (HyperText Transfer Protocol) is one of the standard protocols of the web. It is used for the communication between the web client and the web server in the exchange of hypertext or hypermedia web documents.

Recently, when contents including television broadcasting data are transmitted to a digital TV, technology development for viewing detailed information on a specific object of broadcasting contents regardless of data broadcasting with other wireless devices in connection with the web server. This is required.

An object of the present invention is to receive a real-time transmission to a separate wireless terminal when the user wants to read the detailed information on the specific object included in the broadcast object in the middle of watching the broadcast.

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

In a transmission method for providing URL information of content using a wireless terminal and a proxy server according to an embodiment of the present invention, a set-top box receives broadcast content and URL information of a plurality of specific objects from a content server, and sets the broadcast content to IPTV. Transmitting to; When the selection signal of the specific object is input to the set-top box at any point in time at which the received broadcast content is displayed through the IPTV, the set-top box extracts URL information of the selected specific object corresponding to the selection signal. Requesting and receiving detailed information of the selected specific object from a proxy server; And transmitting, by the set top box, detailed information of the selected specific object received from the proxy server to a wireless terminal. It may include.

Before the set-top box receives the broadcast content and URL information of a plurality of specific objects from the content server and transmits the broadcast content to the IPTV, the set-top box sends the broadcast content request signal by the IPTV to the content server. Transmitting to; It may further include.

The step of transmitting, by the set-top box, detailed information of the selected specific object received from the proxy server to the wireless terminal, may be transmitted to the wireless terminal through short range wireless communication.

The step of the set-top box extracting the URL information of the selected specific object corresponding to the selection signal to request and receive detailed information of the selected specific object to the proxy server, the selected specific information in the pre-stored detailed information in the proxy server If there is detailed information of an object, the set-top box may receive detailed information of the selected specific object from the proxy server.

The step of the set-top box extracting the URL information of the selected specific object corresponding to the selection signal to request and receive detailed information of the selected specific object to the proxy server, the selected specific information in the pre-stored detailed information in the proxy server If there is no detailed information of the object, the set-top box may receive detailed information of the selected specific object from the web server by using the URL information of the selected specific object through the proxy server.

A transmission system for providing URL information of content using a wireless terminal and a proxy server according to an exemplary embodiment of the present invention receives and stores broadcast content and URL information of a plurality of specific objects included in the broadcast content from a content server. Receiving a selection signal for one specific object of the plurality of specific objects, extracts the URL information of the selected specific object corresponding to the selection signal, using the selected URL information of the selected specific object to the proxy server A set-top box for requesting and receiving detailed information of a specific object; A proxy server for receiving the URL information of the selected specific object from the set top box and transmitting the detailed information to the set top box; And a wireless terminal for receiving and displaying the detailed information from the set top box using short-range wireless communication. It may include.

The proxy server may directly transmit the detailed information to the set top box when the detailed information is present.

If there is no detailed information, the proxy server may request and receive the detailed information from a web server using URL information of the selected specific object received from the set top box, and then transmit the received detailed information to the set top box.

Set-top box according to an embodiment of the present invention, the transceiver for performing wireless communication; Receives broadcast content and URL information of a plurality of specific objects from a content server, and controls the transceiver to transmit the received broadcast content to the IPTV, the specific object selected by the IPTV in the URL information of the plurality of specific objects A second control unit which extracts URL information of the control unit and controls the transceiver to receive and receive detailed information corresponding to the URL information of the selected specific object to a proxy server; And a second short range wireless communication unit which transmits detailed information corresponding to the URL information of the selected specific object to a wireless terminal using short range wireless communication. It may include.

The set top box may include a second database unit configured to store the received broadcast content and the URL information; It may further include.

According to the present invention, when a user watches a broadcast by receiving broadcast content through an IPTV and wants to read detailed information on a specific object included in the broadcast content, the user can receive a real-time transmission to a separate wireless terminal.

In addition, according to the present invention, when a user displays detailed information on a specific object included in broadcast content on an existing IPTV, the corresponding portion displaying the detailed information provides an effect of solving the problem of not being able to view the corresponding broadcast content. do.

Hereinafter, a detailed description of a preferred embodiment of the present invention will be described with reference to the accompanying drawings. In the following description of the present invention, detailed descriptions of well-known functions or configurations will be omitted when it is deemed that they may unnecessarily obscure the subject matter of the present invention.

Meanwhile, in the present specification, when one component 'transmits' data or a signal to another component, any one component may directly transmit data or a signal to another component, and at least one other This means that a component can transmit data or a signal to another component.

1 is a block diagram of a transmission system for providing URL information of content using a wireless terminal and a proxy server according to an embodiment of the present invention. Referring to FIG. 1, a transmission system for providing URL information includes an IPTV (Internet Protocol Television) 110, a wireless terminal 130, a set-top box 200, a communication network 300, a content server 400, and a web server 500. And a proxy server 600.

The IPTV 110 is a device that provides various contents (broadcast content, video content, audio content, text content, and data content) through a screen (not shown) through a communication network (xDSL, FTTH, etc.) of an IP-based network. It may be to satisfy a Quality of Service (QoS) / QoE (QoE of Experience), information protection, interaction, reliability, etc., over a prescribed quality.

 In the present invention, the IPTV 110 has a higher resolution than the wireless terminal 130 and may be a terminal having a large number of pixels, but is not limited thereto. In addition, the IPTV 110 receives the broadcast content from the content server 400 using the set-top box 200.

The wireless terminal 130 is a device for providing Internet data to a user through the wireless link 150, which is a comprehensive concept of portable devices. That is, mobile phones, laptops, personal digital assistants (PDAs), global system for mobile (GSM) phones, wideband CDMA (W-CDMA) phones, CDMA-2000 phones, mobile broadband and system (MBS) phones, and portable multimedia players. ), Such as a handheld computer, may include a multimedia phone and a multimedia player. Here, the MBS phone may be a mobile phone to be used in the fourth generation system currently being discussed.

In the present invention, the wireless terminal 130 receives detailed information of a specific object from the set-top box 200.

To this end, the wireless terminal 130 may include a module for automatically connecting to the set-top box 200 using short-range wireless communication to receive detailed information of a specific object selected from the broadcast content from the set-top box 200.

The short range wireless communication may be a Personal Area Network (PAN), Bluetooth, ZigBee, UWB (Ultra WideBand).

The set-top box 200 has a communication function required to use a bidirectional multimedia communication service such as the IPTV 110, content selection menu data such as broadcast content, EPG (Electronic Program Guide), advertisement data, bidirectional multimedia communication service data, etc. It has data storage of a typical set-top box for storing data.

 The set top box 200 is installed at the user side and connected to the IPTV 110. In addition, the set-top box 200 is connected to the content server 400 installed in the broadcasting station through the communication network 300, and receives the digital broadcast signal of various channels provided by the content server 400 in the Internet protocol (IP) The broadcast of the channel selected by the user is transmitted through the screen of the connected IPTV 110 so that the user can watch.

In the present invention, the set-top box 200 also stores URL information of a plurality of specific objects transmitted from the content server 400. When the user selects a specific object using the control device of the IPTV 110 (remote control 111 or keypad 112, see FIG. 5) and transmits a selection signal, the set-top box 200 is pre-stored using the selection signal. Extract URL information of selected specific objects from URL information of multiple specific objects. Thereafter, the set-top box 200 transmits the extracted URL information of the selected specific object to the proxy server 600.

The communication network 300 refers to a data communication network for data transmission and information exchange between the content server 400, the web server 500, and the proxy server 600, and may be an IP network. The IP network is a high-speed backbone network of a large communication network capable of large capacity, long distance voice and data service, and may be, for example, the Internet. In addition, the IP network may be a next-generation wired network for providing high-speed multimedia services based on ALL IP (Internet Protocol). Meanwhile, the communication network 300 may be a mobile communication network. The mobile communication network may be a synchronous mobile communication network or an asynchronous mobile communication network. As an embodiment of the asynchronous mobile communication network, a WCDMA (Wideband Code Division Multiple Access) communication network is exemplified. In this case, although not shown in the figure, the mobile communication network may include a Radio Network Controller (RNC), and an asynchronous MSC. Meanwhile, although the WCDMA network is taken as an example, it is well known that it may be changed to a next-generation mobile communication network such as 3G LTE network and 4G network.

The content server 400 is a server installed in a broadcasting station. The content server 400 stores a page provided by a content provider, an object such as broadcast content, and responds to a content request from the IPTV 110. Server. As a main function, the content server 400 serves to transmit content corresponding to digital broadcasting of various channels requested from the IPTV 110, and transmits some of the contents held by the content server 400 to the set-top box 200. Can be sent and stored. Through this, the set-top box 200 is able to quickly provide the content according to the request of the IPTV (110).

Meanwhile, in the present invention, the content server 400 may transmit not only broadcast content but also URL information of a plurality of specific objects to the set-top box 200 at the request of the viewer.

The web server 500 includes a plurality of web servers 500-1 to 500-n, and has a resource corresponding to URL information for providing detailed information of a specific object to which the set-top box 200 of the user wants to access. It is a server that provides web services to users. The web server 500 may receive a HyperText Transfer Protocol (HTTP) request and provide a HyperText Markup Language (HTML) document or the like according to the HTTP request.

In the present invention, the web server 500 may perform a function of returning detailed information in response to a request for detailed information corresponding to URL information of the selected specific object received from the proxy server 600.

The proxy server 600 may also be referred to as a cache server, a copy server, or a ghost server. The proxy server 600 is a repository for storing a copy of data frequently transmitted from the web server 500 to the set-top box 200.

When the proxy server 600 receives a detailed information request corresponding to the URL of the selected specific object included in the broadcast content from the set-top box 200, the proxy server 600 quickly responds to the detailed information of the specific object by providing detailed information corresponding to the URL information. It is responsible for transmitting information.

In summary, the proxy server 600 performs a function of receiving detailed information data of a specific object frequently used from the web server 500 and delivering the detailed information data to the set-top box 200.

In one embodiment of the present invention, the proxy server 600 previously stores detailed information corresponding to the URL information of the selected specific object frequently requested above the threshold value from the set-top box 200, the request from the set-top box 200 In this case, it may be a server that immediately responds to the detailed information of the specific object without having to access and receive the web server 500.

2 is a block diagram showing the structure of the wireless terminal 130 of FIG.

As shown in FIG. 2, the wireless terminal 130 may include a first short range wireless communication unit 131, a first control unit 133, a first database unit 135, and a display device 137.

The first short range wireless communication unit 131 receives detailed information of a specific object selected from the set top box 200.

The first controller 133 controls the first short range wireless communication unit 131 to receive detailed information of the selected specific object.

The first control unit 133 is equipped with a variety of application programs for the user, the user application program is a wireless terminal via the first short-range wireless communication unit 131, the data corresponding to the detailed information of the specific object selected from the set-top box 200 Control to receive between the 130 and the set-top box 200. The user application program enables the wireless terminal 130 to automatically connect by a certain process simply by updating the software.

In addition, the first controller 131 may control to display detailed information of the selected specific object received through the first short range wireless communication unit 131 through a display device such as a screen of the wireless terminal 130.

The first database unit 135 stores detailed information of the selected specific object received from the set-top box 200 through the first short range wireless communication unit 131. Meanwhile, in the present specification, the database may mean a functional structural combination of software and hardware that stores information corresponding to each database. The database may be implemented as at least one table, and may further include a separate Database Management System (DBMS) for searching, storing, and managing information stored in the database. In addition, it may be implemented in various ways such as linked-list, tree, and relational database, and includes all data storage media and data structures capable of storing information corresponding to the database.

The display apparatus 137 may display detailed information of the selected specific object received from the set-top box 200 through the first short range wireless communication unit 131.

3 is a block diagram showing the structure of the set-top box 200 of FIG.

Referring to FIG. 3, the set-top box 200 includes a transceiver 210, a second database unit 230, a second controller 250, and a second short range wireless communication unit 270, and the content server 400. In addition to the broadcast content, URL information of a plurality of specific objects included in the broadcast content is received.

Thereafter, the set-top box 200 stores the broadcast content and URL information of a plurality of specific objects, and then transmits the broadcast content to the IPTV 110. On the other hand, the set-top box 200 receives a selection signal of a specific object by the control device of the IPTV 110 (remote control 111, or 112, see Fig. 5) of the pre-stored URL information of a plurality of specific objects Extract URL information of the selected specific object. Thereafter, the set-top box 200 transmits detailed information corresponding to the URL information of the selected specific object to the wireless terminal 130 using the extracted URL information of the selected specific object. Hereinafter, the components of the set top box 200 will be described in detail.

The transceiver 210 receives the broadcast content and URL information of a plurality of specific objects included in the broadcast content from the content server 400. The transceiver 210 transmits the received broadcast content to the IPTV 110 in real time, so that the user of the IPTV 110 can watch the broadcast in real time.

The transceiver 210 receives a selection signal for a specific object from the IPTV 110.

The transceiver 210 requests the proxy server 600 for detailed information of the selected specific object using the selection signal, and receives detailed information of the selected specific object from the proxy server 600 or the web server 500 in response thereto. do.

The second database unit 230 stores the broadcast content received from the transceiver 210 and URL information of a plurality of specific objects.

The second control unit 250 extracts the URL information of the selected specific object from the URL information of the plurality of specific objects stored in the second database unit 230 using the selection signal for the specific object received from the IPTV 110.

Thereafter, the second controller 250 controls the transceiver 210 to request and receive detailed information of the selected specific object from the proxy server 600 using the extracted URL information of the selected specific object.

The second short range wireless communication unit 270 transmits the detailed information of the specific object received through the transceiver 210 to the wireless terminal 130.

4 is a block diagram illustrating a structure of the proxy server 600 of FIG. 1.

Referring to FIG. 4, the proxy server 600 may include a proxy server DB 610 and a third controller 630.

The proxy server DB 610 previously stores detailed information of the selected specific object requested above the threshold value in the set-top box 200. At this time, the detailed information of the selected specific object is received from the web server 500.

This is used when the proxy server 600 receives the detailed information request of the specific object using the URL information of the selected specific object from the set-top box 200, and quickly finds the detailed information of the selected specific object.

The third controller 630 receives a request for detailed information of the selected specific object using the URL information of the selected specific object from the set-top box 200, and the detailed information of the selected specific object corresponding to the request is the proxy server DB 610. It is determined whether or not stored in advance.

As a result of the determination, when stored in advance, the third control unit 630 may directly transmit detailed information of the specific object selected to the set-top box 200 without passing through the web server 500.

On the other hand, when not stored in advance, the third controller 630 requests and receives detailed information of the selected specific object from the corresponding web server 500 using the URL information of the selected specific object. The proxy server 600 transmits the received detailed information of the selected specific object to the set-top box 200.

FIG. 5 is a diagram illustrating a method of selecting a specific object using the screen 113 of an IPTV in a transmission system for providing URL information of content using a wireless terminal and a proxy server according to an embodiment of the present invention.

1 to 5, the viewer of the IPTV 110 may select the area A indicated by the dotted rectangle with the adjusting device (the remote control 111 or the keypad 112 of the set-top box 200) of the IPTV 110. have. For example, as shown in the figure, soccer shoes of a soccer player indicated by area A can be selected.

To this end, the content server 400 may transmit URL information of a plurality of specific objects together with the broadcast content to provide detailed information about the specific object to the second database unit 230 of the set-top box 200.

An example of detailed information about a specific object stored in the second database unit 230 may be as shown in FIG. 6.

That is, the object A is for the soccer shoes (specific objects) of the soccer player of FIG. 6, and the corresponding web server including URL information (http://www.nxn.co.kr/index.html) for the corresponding soccer shoes. There is detailed information at 500.

On the other hand, the range may mean that the area indicated by the center point of the rectangle A represents a point for soccer shoes from A01 to C12. A01 to C12 may be a range for a pixel. According to an embodiment of the present invention, the alphabet may represent a horizontal pixel and the number may represent a vertical pixel.

The selection signal for the specific object selected by the above method is transmitted to the second control unit 250 inside the set top box 200. Thereafter, as described above, the second controller 250 extracts URL information of the selected specific object corresponding to the selection signal from the URL information of the plurality of specific objects stored in advance. The second controller 250 receives the detailed information of the selected specific object from the web server 500 using the URL information of the selected specific object, and then transmits the detailed information of the selected specific object to the wireless terminal 130 through the second short range wireless communication unit 270. do.

7 is a flowchart illustrating a transmission method for providing URL information of content using a wireless terminal and a proxy server according to an embodiment of the present invention.

Referring to FIG. 7, although not shown, first, a user requests broadcast content to the content server 400 via the set-top box 200 and the proxy server 600 using the control device of the IPTV 110.

The content server 400 transmits the broadcast content and URL information of a plurality of specific objects to the proxy server 600 (S10).

The proxy server 600 transmits the URL content of the broadcast content and a plurality of specific objects to the set-top box 200 (S20).

The set-top box 200 stores the broadcast content and URL information of a plurality of specific objects (S30) and transmits the broadcast content to the IPTV 110 (S40).

The user selects a specific object with the control device (remote control 111 or keypad 112) of the IPTV 110 at any point in time while watching the broadcast content through the IPTV 110 (S50).

The IPTV 110 transmits the selection signal of the selected specific object to the set-top box 200 (S60).

The set-top box 200 extracts URL information of the selected specific object from among URL information of the plurality of specific objects stored in S30 (S70).

The set-top box 200 transmits a request for detailed information of the selected specific object to the proxy server 600 using the URL information of the selected specific object (S80).

The proxy server 600 determines whether detailed information of the specific object corresponding to the URL information of the selected specific object is stored in advance (S90).

If there is no determination in step S90, the proxy server 600 requests detailed information of the selected specific object from the web server 500 corresponding to the URL information of the selected specific object (S100), and receives it (S110).

The proxy server 600 transmits detailed information of the selected specific object to the set top box 200 (S120).

The set-top box 200 transmits detailed information of the specific object selected by the wireless terminal 130 using short range wireless communication (S130).

If the determination result in step S90, the proxy server 600 transmits the detailed information of the selected specific object to the set-top box 200 without the step (S100) and step (S110) (S120). Thereafter, similarly, the set-top box 200 transmits detailed information of the specific object selected by the wireless terminal 130 using short range wireless communication (S130).

The invention can also be embodied as computer readable code on a computer readable recording medium. Computer-readable recording media include any type of recording device that stores data that can be read by a computer system. Examples of computer-readable recording media include ROM, RAM, CD-ROM, magnetic tape, floppy disks, optical data storage devices, and the like, which are also implemented in the form of carrier waves (eg, transmission over the Internet). It also includes.

The computer readable recording medium can also be injected onto a networked computer system so that the computer readable code is stored and executed in a distributed fashion. And functional programs, codes and code segments for implementing the present invention can be easily inferred by programmers in the art to which the present invention belongs.

Although the contents of the present invention have been described with reference to one embodiment shown in the drawings, this is merely exemplary, and those skilled in the art may realize various modifications and other equivalent embodiments therefrom. I will understand. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

When the user of the transmission system for providing the URL information of the content using the wireless terminal and the proxy server of the present invention wants to know detailed information about a specific object included in the broadcast content in the middle of watching the broadcast by receiving the broadcast content, Can be transmitted in real time to the terminal. Therefore, users can receive content more efficiently and quickly, and content providers can contribute to expanding related businesses by providing high quality services to customers.

1 is a block diagram of a transmission system for providing URL information of content using a wireless terminal and a proxy server according to an embodiment of the present invention.

FIG. 2 is a block diagram showing the structure of the radio terminal of FIG.

3 is a block diagram illustrating a structure of the set top box of FIG. 1.

4 is a block diagram showing the structure of the proxy server of FIG.

FIG. 5 is a diagram for describing a method of selecting a specific object using a screen of an IPTV in a transmission system for providing URL information of content using a wireless terminal and a proxy server according to an embodiment of the present invention.

6 is a view showing a state stored in the second database unit according to an embodiment of the present invention.

7 is a flowchart illustrating a transmission method for providing URL information of content using a wireless terminal and a proxy server according to an embodiment of the present invention.

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

110: IPTV 130: wireless terminal

200: set-top box 300: communication network

400: content server 500: web server

600: proxy server

Claims (10)

Receiving, by the set-top box, the broadcast content from the content server and URL information of a plurality of specific objects, and transmitting the broadcast content to the IPTV; When the selection signal of the specific object is input to the set-top box at any point in time at which the received broadcast content is displayed through the IPTV, the set-top box extracts URL information of the selected specific object corresponding to the selection signal. Requesting and receiving detailed information of the selected specific object from a proxy server; And Transmitting, by the set top box, detailed information of the selected specific object received from the proxy server to a wireless terminal; Transmission method for providing URL information of the content using a wireless terminal and a proxy server comprising a. The method of claim 1, wherein before the set-top box receives broadcast content and URL information of a plurality of specific objects from a content server, and transmits the broadcast content to an IPTV, Transmitting, by the set top box, the broadcast content request signal by the IPTV to the content server; Transmission method for providing URL information of the content using a wireless terminal and a proxy server further comprising. The method of claim 1, wherein the set-top box transmits detailed information of the selected specific object received from the proxy server to a wireless terminal. Transmission method for providing URL information of content using a wireless terminal and a proxy server, characterized in that for transmitting to the wireless terminal using a short-range wireless communication. The method of claim 1, wherein the set-top box extracts URL information of the selected specific object corresponding to the selection signal, and requests and receives detailed information of the selected specific object from a proxy server. When detailed information stored in the proxy server includes detailed information of the selected specific object The set top box is a transmission method for providing the URL information of the content using the wireless terminal and the proxy server, characterized in that for receiving the detailed information of the selected specific object from the proxy server. The method of claim 1, wherein the set-top box extracts URL information of the selected specific object corresponding to the selection signal, and requests and receives detailed information of the selected specific object from a proxy server. When detailed information previously stored in the proxy server does not include detailed information of the selected specific object The set-top box receives the detailed information of the selected specific object from the web server using the URL information of the selected specific object through the proxy server for transmission of the URL information of the content using the wireless terminal and the proxy server. Way. Receives and stores the broadcast content and URL information of a plurality of specific objects included in the broadcast content from a content server, Receiving a selection signal for one specific object from the plurality of specific objects from IPTV, extracting URL information of the selected specific object corresponding to the selection signal, A set-top box for requesting and receiving detailed information of the selected specific object from a proxy server by using the URL information of the selected specific object; A proxy server for receiving the URL information of the selected specific object from the set top box and transmitting the detailed information to the set top box; And A wireless terminal for receiving and displaying the detailed information from the set-top box using short-range wireless communication; Transmission system for providing URL information of the content using a wireless terminal and a proxy server comprising a. The method of claim 6, wherein the proxy server, If there is the detailed information, the transmission system for providing the URL information of the content using a wireless terminal and a proxy server, characterized in that for transmitting the detailed information directly to the set-top box. The method of claim 6, wherein the proxy server, If there is no detailed information, the wireless terminal and the proxy server, characterized in that the request to receive the detailed information to the web server using the URL information of the selected specific object received from the set-top box, and transmits to the set-top box System for transmission for providing the URL information of the content using. A transceiver for performing wireless communication; Receives broadcast content and URL information of a plurality of specific objects from a content server, and controls the transceiver to transmit the received broadcast content to the IPTV, Extracting URL information of the specific object selected by the IPTV from the URL information of the plurality of specific objects, A second control unit controlling the transceiver to request and receive detailed information corresponding to the URL information of the selected specific object from a proxy server; And A second short range wireless communication unit for transmitting detailed information corresponding to the URL information of the selected specific object to a wireless terminal using short range wireless communication; Set top box comprising a. 10. The method of claim 9, A second database unit for storing the received broadcast content and the URL information; Set top box further including.

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