KR20100045775A - System and method for delivery broadcasting contents - Google Patents

Abstract

PURPOSE: A system and a method for delivery broadcasting contents are provided to enable a user to watch corresponding broadcasting contents through a terminal by providing the information on the broadcasting contents through an IPTV. CONSTITUTION: A broadcasting content server(20) transmits broadcasting contents to a set-top box(30), and the set-top box transmits the received broadcasting contents to an IPTV(40). The set-top box transmits the information of the broadcasting contents to a terminal(50), and receives the transmission request of the broadcasting contents based on the information of the broadcasting contents from the terminal. The set-top box transmits the broadcasting contents to the terminal, and the terminal reproduces the broadcasting contents.

Description

System and method for delivery broadcasting contents

The present invention relates to a broadcast content service, and more particularly, to a broadcast content providing system and method for sharing broadcast content viewed on an IPTV with another terminal.

Information and communication technologies using networks such as wired and wireless communication networks are growing rapidly in a short period of time due to new technologies and functions that stimulate consumer purchases. Accordingly, a user can use various broadcast contents through a terminal such as a mobile communication terminal, an IPTV (Internet Protocol TeleVision), a personal computer, or the like.

In particular, IPTV service is a two-way television service provided through a network such as an IP network. The convergence of communication and broadcasting enables communication of information and emotions, and provides a variety of high-quality additional services. Internet-based convergence service that can be extended and accommodated.

The IPTV service converts broadcast content such as video, picture, voice, and data into the same packet form and provides it to the subscriber. IPTV service converts various types of broadcast contents, including not only videos that can be easily accessed through terrestrial, satellite, and cable broadcasting services, but also voice and video services through information services, into packet data with the same IP address. to provide. In addition, IPTV service provides a function that can change and store the content implemented in the TV according to the needs of subscribers.

However, when a user wants to watch broadcast content viewed through IPTV through another terminal such as an IPTV, a mobile communication terminal, a personal computer, or the like, there is an inconvenience in that the terminal user must find the broadcast content one by one.

Accordingly, an object of the present invention is to provide a broadcast content providing system and method that other terminals can easily access and share the broadcast content being viewed on IPTV.

In order to achieve the above object, the broadcast content providing method according to the present invention, the set-top box transmits the broadcast content received from the broadcast content server to the IPTV, and transmitting the broadcast content information for the broadcast content to the terminal; The set top box includes a receiving process for receiving a request for transmitting the broadcast content based on the broadcast content information from the terminal, and the set top box includes a reproduction process for transmitting and playing the broadcast content to the terminal. .

The present invention also provides a set top box of a content providing system including a network communication unit, an IPTV connection unit, a local area communication unit, and a control unit. The network communication unit communicates with a broadcast content server through a network. The IPTV connection unit transmits and receives data with the IPTV. The local area communication unit performs local area communication with the terminal. The control unit transmits the broadcast content received from the broadcast content server to the IPTV, transmits broadcast content information about the broadcast content to the terminal, and requests for transmission of the broadcast content based on the broadcast content information from the terminal. And control the network communication unit, the IPTV connection unit and the local area communication unit to transmit and share the broadcast content to the terminal.

The present invention also provides a broadcast content providing system including a broadcast content server, a set-top box, an IPTV, and a terminal. The content server provides broadcast content. The set top box receives the broadcast content from the broadcast content server. The IPTV receives and plays the broadcast content from the set top box. The terminal receives the broadcast content information of the broadcast content being played on the IPTV from the set top box and displays the information display window. When the information display window is selected, the terminal requests the transmission of the broadcast content to the set top box. Broadcast content is received from the set top box and played.

According to the present invention, the set-top box provides the terminal with broadcast content information about the broadcast content being viewed on the IPTV, the terminal displays the received broadcast content information on the information display window, and if the information display window is selected, the terminal corresponds to the set-top box. Since the user requests and receives and transmits the broadcast content, the terminal user can easily access the broadcast content through the terminal and watch the broadcast content. In particular, the terminal may play the advertisement content at least one time before the corresponding broadcast content is played, midway to play, or after the play is finished.

Since the set-top box provides the terminal with broadcast content information about the changed broadcast content whenever the broadcast content being viewed on the IPTV is changed, and the terminal updates and displays the broadcast content information received from the set-top box, the terminal user has different information. It is possible to easily obtain information on the broadcast content played on the IPTV through the terminal.

Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of the present invention.

Here, 'broadcast content information' is related information on broadcast content reproduced in IPTV, and includes channel information, title of broadcast content, current playback state information, and the like. The current play state information includes information on the start, end time, whether the broadcast content is being played, paused, stopped, fast playing, or fast rewinding, and information on the playing time of the broadcast content when playing. The other broadcast content information may further include a programming time of the corresponding broadcast content, a representative image, OST information, and the like.

In the broadcast content providing system 100 according to the present embodiment, as shown in FIG. 1, the network 10, the broadcast content server 20, the set-top box 30, the IPTV 40, and the first to nth. The terminal 50 is configured to include n is a natural number. In this case, the broadcast content server 20 and the set-top box 30 are connected through a network 10, and the set-top box 30 and the first to n-th terminals 50 are connected through short-range communication.

The network 10 refers to a data communication network for data transmission and information exchange between the broadcast content server 20 and the set top box 30. The network 10 is an IP network providing a large data transmission / reception service and a seamless data service through IP, and may be an ALL-IP network, which is an IP network structure integrating different networks based on IP.

The broadcast content server 20 stores broadcast content provided by the broadcast content provider and performs a function of responding to a broadcast content request through the IPTV 40. That is, the broadcast content server 20 performs a function of transmitting the broadcast content requested from the IPTV 40, and may transmit the advertisement content together with the broadcast content.

The set top box 30 mediates the connection of the broadcast content server 20, the IPTV 40, and the first to nth terminals 50. In particular, the set-top box 30 receives a broadcast content request from the IPTV 40 and the first to n-th terminals 50 and transmits it to the broadcast content server 20. The set top box 30 receives the broadcast content requested from the broadcast content server 20 and transmits the broadcast content to the IPTV 40 and the first to n-th terminals 50.

The IPTV 40 is connected to the network 10 via the set top box 30, and is connected to the broadcast content server 20 through the network 10. The IPTV 40 receives and plays the broadcast content provided by the broadcast content server 20 from the set top box 30. That is, when the IPTV viewer requests the set-top box 30 to transmit specific broadcast contents using buttons provided on the remote controller, the IPTV 40 or the set-top box 30, the set-top box 30 stores the specific broadcast contents. The broadcast content server 20 requests and transmits specific broadcast content. The IPTV 40 receives and plays specific broadcast content from the set top box 30. The IPTV 40 according to the present embodiment is a display device connected to the set-top box 30 to provide an IPTV service, and displays a cathode ray tube (CRT), a liquid crystal display (LCD), or a plasma display panel (PDP). Device.

In addition, the first to n-th terminals 50 are connected to the set-top box 30 through short-range communication, and the first to n-th terminals 50 share and reproduce broadcast contents being played on the IPTV 40. That is, at least one of the first to n-th terminals 50 receives the broadcast content information of the broadcast content being played on the IPTV 40 from the set-top box 30 and displays it on the screen as an information display window. When the information display window displayed on the screen is selected, the terminal 50 requests the transmission of broadcast content to the set-top box 30, and receives the requested broadcast content from the set-top box 30 and plays it on the screen. The first to n-th terminals 50 according to the present exemplary embodiment are terminals having a screen capable of short-range communication with the set-top box 30 and displaying an information display window and broadcast contents, and include a mobile communication terminal and a wired communication terminal. , Personal Computer (PC), Desktop Computer, Notebook, IPTV, Personal Digital Assistant (PDA), Portable Multimedia Player (PMP), Digital Multimedia Broadcasting (DMB), or Digital Video Broadcasting It may be one of the digital broadcasting receiver.

Referring to the set-top box 30 according to the present embodiment in detail. The set top box 30 includes a first control unit 31, a first memory unit 33, a network communication unit 35, an IPTV connection unit 37, and a first local area communication unit 39.

The first control unit 31 performs an overall control operation of the set top box 30. The first controller 31 controls the provision of broadcast content between the IPTV 40 and the first to n-th terminals 50.

The first memory unit 33 stores a program necessary for controlling the operation of the set-top box 30 and data generated while the program is executed, and includes one or more volatile memory devices and a nonvolatile memory device. The first memory unit 33 buffers the broadcast content received from the broadcast content server 20 and stores an execution program for providing broadcast content between the IPTV 40 and the first to n-th terminals 50.

The network communication unit 35 performs data communication with the broadcast content server 20 through the network 10, and transmits the received broadcast content to the IPTV 40. In particular, the network communication unit 35 requests the broadcast content server 20 to transmit specific broadcast content, and receives the requested broadcast content from the broadcast content server 20.

The IPTV connection unit 37 connects the set top box 30 and the IPTV 40, transmits the broadcast content received through the network communication unit 35 to the IPTV 40, and requests a broadcast content request from the IPTV 40. Receive the selection signal of the IPTV user.

The first local area communication unit 39 performs local area communication with the first to n th terminals 50. The first local area communication unit 39 transmits the broadcast content information of the broadcast content being played on the IPTV 40 to the first to n-th terminals 50, and requests a broadcast content request from the first to n-th terminals 50. Receive. The first local area communication unit 39 includes at least one of a wired communication unit and a near field communication unit. The wired communication unit is connected to the terminal via a data cable to perform wired communication. The short range wireless communication unit uses one of Bluetooth, infrared, zigbee, Ultra WideBand, and Near Field Communication (NFC) as a communication method.

In particular, the first controller 31 controls the network communication unit 35 to receive broadcast content from the broadcast content server 20, and transmits the received broadcast content to the IPTV 40 through the IPTV connection unit 37. The first control unit 31 controls the first local area communication unit 39 to transmit broadcast content information about the broadcast content to the first to n-th terminal 50, and broadcast content from the first to n-th terminal 50. The broadcast content is received based on the information, and the broadcast content is transmitted to the terminal 50 that has requested the broadcast content to share the broadcast content with the IPTV 40.

In this case, the first controller 31 may adjust and transmit the resolution of the broadcast content according to the screen sizes of the first to n-th terminals 50. The first control unit 31 may transmit the advertisement content to be played back to the terminal 50 that has requested the transmission of the broadcast content at least at one time before the broadcast content is played, midway to play, or after the play is finished.

When the broadcast content being played for a predetermined time does not change after the IPTV 40 starts to play the broadcast content, the first controller 31 displays the broadcast content information of the currently playing broadcast content in the first local area communication unit 39. Through the first to the n-th terminal 50 to transmit. The first controller 31 may periodically transmit the broadcast content information of the broadcast content currently being played to the first to nth terminals 50 through the first local area communication unit 39.

The first control unit 31 transmits the broadcast content information of the changed broadcast content to the first to n th terminals 50 through the first local area communication unit 39 whenever the broadcast content played back on the IPTV 40 is changed. do. Herein, the change of the broadcast content means that the broadcast content being viewed ends and new broadcast content starts or new broadcast content starts according to a channel change. Of course, when the broadcast content played back in the IPTV 40 is changed, and when the playing time of the changed broadcast content has elapsed for a predetermined time, the first control unit 31 transmits the broadcast content information of the changed broadcast content to the first local area communication unit 39. ) Is transmitted to the first to nth terminals 50.

The first to n-th terminals 50 according to the present embodiment may have different configurations depending on the type of the terminal, but the second control unit 51, the input unit 53, the second memory unit 55, and the 2 includes a near field communication unit 57, a display unit 58, and a voice processing unit 59. For convenience of explanation, the first to nth terminals 50 are referred to as terminals.

The second controller 51 performs the overall control operation of the terminal 50. The second control unit 51 controls the display of the broadcast content information and the reproduction of the broadcast content.

The input unit 53 provides a plurality of keys for the operation of the terminal 50, and generates and transmits a selection signal according to the key selection of the terminal user to the second control unit 51. The terminal user may display the information display window through the input unit 53 and request transmission of broadcast content through the information display window. The input unit 53 may be a keypad, a pointing device such as a touch pad, or an input device such as a touch screen.

The second memory unit 55 stores a program necessary for controlling the operation of the terminal 50 and data generated while the program is executed, and includes at least one volatile memory device and a nonvolatile memory device. The second memory unit 55 stores the display of broadcast content information received from the set-top box 30 and an execution program for reproducing the broadcast content.

The second local area communication unit 57 performs local area communication with the first local area communication unit 39. The second local area communication unit 57 receives broadcast content information of the broadcast content being played on the IPTV 40 from the first local area communication unit 39, and transmits a request for transmission of broadcast content corresponding to the broadcast content information displayed on the information display window. The first local area communication unit 39 transmits.

The display unit 58 displays information stored in the second memory unit 55 including various function menus executed in the terminal 50. As shown in FIG. 6A, the display unit 58 displays the broadcast content information received under the control of the second control unit 51 on the information display window 54. In addition, when the information display window 54 is selected, the display unit 58, as shown in Fig. 6 (b) and 6 (c), under the control of the second control unit 51, the advertising content 56a or broadcast content. (56b) is displayed. As the display unit 58, a liquid crystal display (LCD) or a touch screen may be used. The touch screen simultaneously serves as a display device and an input device.

The voice processor 59 processes and outputs voice data included in broadcast content reproduced under the control of the second controller 51.

In particular, the second control unit 51 receives the broadcast content information of the broadcast content being played on the IPTV 40 from the first local area communication unit 39 through the second local area communication unit 57 and displays it on the display unit 58 as an information display window. do. When the information display window is selected, the second control unit 51 requests the transmission of the broadcast content to the first local area communication unit 39 through the second local area communication unit 57. The second controller 51 receives the requested broadcast content from the first local area communication unit 39 through the second local area communication unit 57 and reproduces the received broadcast content on the display unit 58.

At this time, when the second control unit 51 displays the information display window on the display unit 58, the second control unit 51 may display the predetermined display area on the screen. The information display window may be displayed in the form of a pop-up window or a picture in picture (PIP). The information display window may display the broadcast content information in various forms including text, an image, a progress bar, and the like. For example, as shown in FIG. 6A, the information display window 54 may be displayed as a pop-up window in a predetermined area of the background screen 52. The information display window 54 may display the channel information ch1 and the title AAA of the broadcast content being played on the IPTV 40 as text, and display the current reproduction status information as a progress bar.

The second control unit 51 may display the broadcast content information and the advertisement content in parallel on the information display window. When displaying the advertisement content on the information display window, the second control unit 51 may display the received content at a point in time received, display at regular intervals after the reception, or display any point in time after the reception. The second controller 51 may display the advertisement content in a partial area or the entire area of the information display window.

When the information display window is selected, the second controller 51 may display the advertisement content and the broadcast content in parallel. The second control unit 51 may play the advertisement content at least one time before the broadcast content is played, at the middle of the play or after the play is finished. For example, when the information display window 54 of FIG. 6 (a) is selected, as shown in FIG. 6 (c) after displaying the advertisement content 56a in full screen as shown in FIG. 6 (b). The broadcast content 56b may be displayed in full screen.

The second controller 51 may periodically receive the broadcast content information through the second local area communication unit 57 and display it on the information display window for a predetermined time. The second controller 51 may delete the information display window from the screen after displaying the received broadcast content information on the information display window for a predetermined time. For example, when the information display window 54 is not selected after the information display window 54 is displayed as shown in FIG. 6 (a) and the predetermined time elapses, the second control unit 51 displays the background as shown in FIG. 6 (d). In the screen 58, the information display window is deleted.

The second controller 51 receives and displays the broadcast content information of the changed broadcast content from the first local area communication unit 39 through the second local area communication unit 57 whenever the broadcast content played back on the IPTV 40 is changed. can do.

Meanwhile, the terminal 50 may further include a second network communication unit which may directly access the network 10 according to the type.

The broadcast content providing method of the broadcast content providing system 100 according to the present exemplary embodiment will be described with reference to FIGS. 1 to 3 as follows. 3 is a flowchart illustrating a broadcast content providing method according to an embodiment of the present invention. At this time, the set-top box 30 and the terminal 50 are connected to the session in a state capable of short-range communication.

First, in step S61, the IPTV 40 requests broadcast content to be viewed by the set-top box 30 according to an IPTV user's selection signal. In step S63, the set-top box 30 transmits a request for broadcast content received from the IPTV 40 to the broadcast content server 20 through the network 10.

Next, in step S65, the broadcast content server 20 transmits the broadcast content requested by the IPTV 40 to the set top box 30 through the network 10. In step S67, the set-top box 30 transmits the received broadcast content to the IPTV 40 through the IPTV connection 37. In step S69, the IPTV 40 plays the received broadcast content.

In step S71, the set-top box 30 determines whether a predetermined time has elapsed without changing a channel after transmitting the broadcast content to the IPTV 40 in step S67. That is, the set top box 30 determines whether the same broadcast content is being transmitted to the IPTV 40 for a predetermined time. In this case, the predetermined time may be set to determine a time point when the IPTV user selects a broadcast channel and starts continuous viewing of broadcast content through the selected broadcast channel. The predetermined time may be set in the set top box 30 by default, or may be set by receiving a selection signal of an IPTV user.

At this time, if the predetermined time is short, the broadcast content information being played on the IPTV 40 can be known in real time through the first to n-th terminals 50, but the set-top box 30 and the first to n-th terminals ( Since the number of short-range communication between the 50) increases, the use time of the terminal 50 may be shortened due to waste of power of the terminal 50. On the other hand, if the predetermined time is set longer, since the number of short-range communication between the set-top box 30 and the first to n-th terminal 50 is reduced, the use time of the first to n-th terminal 50 according to the short-range communication is reduced. The problem of being reduced may be solved, but a problem may occur in which a difference of a predetermined time set between the broadcast content information displayed on the first to n-th terminals 50 and the broadcast content being played on the IPTV 40 occurs. . Therefore, the predetermined time may be set to a time between 10 seconds and 300 seconds in consideration of such a point.

As a result of the determination in step S71, when a predetermined time has elapsed, in step S73, the set-top box 30 transmits the broadcast content information being played in the IPTV 40 to the first to n-th terminals 50 through short-range communication.

In operation S75, the first to n th terminals 50 display the received broadcast content information on the information display window. Therefore, the user of the first to n-th terminal 50 may acquire the broadcast content information being played on the IPTV 40 through the information display window displayed on the screen. In this case, the first to n-th terminals 50 may display an information display window on a predetermined area of the background screen.

If the information display window is selected in at least one of the first to n-th terminals 50 in step S77, the terminal 50 that selects the information display window in step S79 is a set-top box 30 of the broadcast content being played on the IPTV 40. Request the transfer. In step S81, the set-top box 30 transmits the requested broadcast content to the terminal 50 in which the information display window is selected.

In operation S83, the terminal 50 having selected the information display window plays the received broadcast content. At this time, the terminal 50 that has selected the information display window displays the received broadcast content in the form of the entire screen or PIP.

In more detail, the method for providing broadcast content in the set top box 30 will be described with reference to FIGS. 1, 2, and 4 as follows. 4 is a flowchart illustrating a broadcast content providing method in the set top box 30 of FIG. 1.

First, in step S101, the set-top box 30 requests broadcast content to the broadcast content server 20 through the network 10, receives the requested broadcast content, and transmits the requested broadcast content to the IPTV 40 through the IPTV connection unit 37. In this case, the broadcast content request may be directly input to the set top box 30 via the IPTV 40 or without the IPTV 40.

Next, in step S103, the set-top box 30 determines whether a channel change request is received from the IPTV 40. When the channel change request is received as a result of the determination in step S103, the set-top box 30 performs a step S101. If it is determined in step S103 that the channel change request has not been received, in step S105, the set-top box 30 determines again whether a predetermined time has elapsed. At this time, the predetermined time may be set to a time between 10 seconds to 300 seconds.

If the predetermined time has not elapsed as a result of the step S105, the set-top box 30 performs the step S103. If a predetermined time elapses as a result of the determination in step S105, the set-top box 30 transmits the broadcast content information to the first to n-th terminal 50 in step S105.

Next, in step S109, the set-top box 30 determines whether the broadcast content information transmission period has been reached. If it is determined in step S109 that the transmission period is not reached, the set-top box 30 determines again whether a channel change request is received from the IPTV 40 in step S111. If the channel change request is not received as a result of the determination in step S111, the set-top box 30 performs a step S109. When the channel change request is received as a result of the determination in step S111, the set-top box 30 performs a step S101.

When the determination result of step S109 results in a transmission period, the set top box 30 retransmits the broadcast content information to the first to n-th terminals 50 in step S113.

A method of providing broadcast content in the first to nth terminals 50 will now be described with reference to FIGS. 1, 2, and 5. 5 is a flowchart illustrating a broadcast content providing method in the first to nth terminals 50 of FIG. 1.

In operation S121, the first to n th terminals 50 receive broadcast content information from the set top box 30 and display the information on the information display window. The information display window may be displayed in the form of a pop-up window or PIP on the background screen.

In operation S123, the first to n-th terminal 50 determines whether the information display window is selected according to the terminal user's selection signal.

When the information display window is not selected as the determination result of step S123, the first to n-th terminal 50 determines whether a predetermined time has elapsed in step S125. If the predetermined time has not elapsed as a result of the determination in step S125, the first to n th terminals 50 perform step S123. When a predetermined time elapses as a result of the determination in step S125, the first to n th terminals 50 delete the information display window from the background screen in step S127.

When the information display window is selected in step S123, the terminal 50 that selects the information display window in step S129 requests the set top box 30 to transmit the broadcast content corresponding to the broadcast content information of the set top box 30. In operation S131, the terminal 50 that selects the information display window displays the received broadcast content on the screen.

Meanwhile, in the present embodiment, the first to n-th terminals disclose an example of deleting the information display window from the background screen after a predetermined time elapses, but is not limited thereto. For example, the first to n-th terminals 50 may continuously display the information display window or may delete the information display window from the background screen according to the command of deleting the information display window of the terminal user.

In more detail, the method for providing broadcast content of a terminal according to the present embodiment will be described with reference to the screen example of FIG. 6. 6 is a diagram illustrating a screen in a terminal according to the broadcast content providing method of FIG. 5. The terminal 50a shown in FIG. 6 shows one of the first to nth terminals 50.

When the terminal 50a receives the broadcast content information, as illustrated in FIG. 6A, the information display window 54 is displayed on the background screen 52. In the information display window 54, the channel information ch1 and the title AAA of the broadcast content being played are displayed in text, and the current playback state information is displayed immediately in the progress bar. In the present embodiment, an example in which channel information ch1, title AAA, and current reproduction status information are displayed on the information display window 54 is disclosed. However, only the title and current reproduction status information may be displayed. In addition, the information display window 54 may display various information related to the broadcast content currently being played.

On the other hand, when the specific broadcast content information is displayed on the information display window 54, when the changed broadcast content information is received by the terminal 50a, the terminal 50a updates and displays the changed broadcast content information on the information display window 54. . In addition, the information display window 54 may be displayed in parallel with the advertisement content along with the received broadcast content information.

When the information display window 54 of FIG. 6 (a) is selected, as shown in FIGS. 6 (b) and 6 (c), the terminal 50a simultaneously broadcasts the content 56a and the advertisement content 56b. To display. That is, when the information display window 54 is selected, as shown in FIG. 6 (b), the terminal 50a plays and displays the advertisement content 56a in full screen before playing the broadcast content. Then, when the advertisement content 56a is finished, as shown in FIG. 6C, the terminal 50a plays and displays the broadcast content 56b in full screen.

If a predetermined time elapses without the information display window 54 of FIG. 6A being selected, as shown in FIG. 6D, the terminal 50a deletes the information display window from the background screen 58.

On the other hand, the embodiments of the present invention disclosed in the specification and drawings are merely presented specific examples to aid understanding, and are not intended to limit the scope of the present invention. In addition to the embodiments disclosed herein, it is apparent to those skilled in the art that other modifications based on the technical idea of the present invention may be implemented.

According to the present invention, the terminal receives the broadcast content information of the broadcast content being played on the IPTV from the set-top box so that another terminal can easily access the broadcast content being played on the IPTV so that the IPTV user and the terminal user can share the broadcast content. Displayed on the display window, the terminal user can view the broadcast content through the screen of the terminal by selecting the information display window, the terminal user can easily access the broadcast content being played on the IPTV with a simple operation of the terminal.

1 is a block diagram illustrating a broadcast content providing system according to an exemplary embodiment of the present invention.

FIG. 2 is a block diagram illustrating a configuration of the set-top box and the terminal of FIG. 1.

3 is a flowchart illustrating a broadcast content providing method according to an embodiment of the present invention.

4 is a flowchart illustrating a broadcast content providing method in the set top box of FIG. 1.

5 is a flowchart illustrating a broadcast content providing method in a terminal of FIG. 1.

6 is an exemplary view of a screen in a terminal according to the broadcast content providing method of FIG. 5.

Description of the Related Art [0002]

10: network 20: broadcast content server

30: set-top box 31: the first control unit

33: first memory unit 35: network communication unit

37: IPTV connection 39: the first local area communication unit

40: IPTV 50: first to n-th terminal

51: second control unit 53: input unit

55: second memory unit 57: second local area communication unit

58: display unit 59: voice processing unit

100: broadcast content providing system

Claims (18)

The set-top box transmits the broadcast content received from the broadcast content server to the IPTV, and transmits the broadcast content information about the broadcast content to the terminal; The set top box includes a receiving step of receiving a request for transmitting the broadcast content based on the broadcast content information from the terminal; The set-top box is a broadcast content providing method comprising the; playback process for transmitting and playing the broadcast content to the terminal. The method of claim 1, The set top box is a broadcast content providing method for transmitting and receiving data in the short-range communication with the terminal. The method of claim 2, wherein in the transmission process, And the set top box transmits the broadcast content information of the changed broadcast content to the terminal whenever the broadcast content played on the IPTV is changed. The method of claim 2, wherein in the transmission process, And the set top box transmits the broadcast content information of the changed broadcast content to the terminal after a predetermined time elapses after the broadcast content played on the IPTV is changed. The method of claim 2, wherein in the transmission process, The set-top box is a broadcast content providing method characterized in that for transmitting the broadcast content information to the terminal periodically. The method of claim 2, wherein in the regeneration process, The set-top box is broadcast content providing method characterized in that for transmitting by adjusting the resolution of the broadcast content according to the screen size of the terminal. The method according to any one of claims 1 to 6, wherein in the regeneration process, The set-top box is a broadcast content providing method characterized in that for transmitting the advertising content to be played at least at one point before the broadcast content, the middle of the playback or after the end of the playback. A network communication unit which communicates with a broadcast content server through a network; An IPTV connection unit for transmitting and receiving data with the IPTV; A local area communication unit which performs local area communication with the terminal; Transmitting the broadcast content received from the broadcast content server to the IPTV, transmitting broadcast content information about the broadcast content to the terminal, receiving a request for transmitting the broadcast content based on the broadcast content information from the terminal, And a control unit for controlling the network communication unit, the IPTV connection unit, and the short-range communication unit to transmit and share the broadcast content to the terminal. The method of claim 8, The control unit transmits broadcast content information of the changed broadcast content to the terminal whenever the broadcast content reproduced on the IPTV is changed, the set-top box of the broadcast content providing system. The method of claim 8, And the control unit transmits the broadcast content information of the changed broadcast content to the terminal after a predetermined time elapses after the broadcast content reproduced on the IPTV is changed. The method of claim 8, The control unit transmits the broadcast content information to the terminal periodically set-top box of the broadcast content providing system, characterized in that. The method of claim 8, The control unit adjusts the resolution of the broadcast content according to the screen size of the terminal and transmits to the terminal set-top box of the broadcast content providing system, characterized in that. The method according to any one of claims 8 to 12, The control unit is set-top box of the broadcast content providing system, characterized in that for transmitting the advertising content to be played at least at one point before the broadcast content, the middle of the playback or after the end of the playback. A broadcast content server providing broadcast content; A set top box for receiving the broadcast content from the broadcast content server; An IPTV that receives and plays the broadcast content from the set top box; Receives broadcast content information of the broadcast content being played on the IPTV from the set top box and displays it on an information display window.If the information display window is selected, request transmission of the broadcast content to the set top box, and displays the requested broadcast content. And a terminal for receiving from the set top box and playing the broadcast content providing system. The method of claim 14, And the terminal displays the information display window on a predetermined area of the screen. The method of claim 15, And the terminal displays advertisement content in parallel on the information display window. The method of claim 15, And the terminal periodically receives the broadcast content information from the set-top box and displays the information on the information display window for a predetermined time. The method of claim 15, And the terminal deletes the received broadcast content information from the screen after displaying the predetermined time for a predetermined time.

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