KR20110033629A - Broadcasting service system and method for providing bookmark funtion - Google Patents

Abstract

PURPOSE: A broadcasting service system providing a bookmark function and a method thereof are provided to reduce complex process and time for a desired scene or securing information related to the scene. CONSTITUTION: A predetermined content is reproduced(S300). A bookmark button among the content reproduction is inputted(S302). A control unit stores a selected picture in a bookmark image database as a bookmark image(S304). Whether to complete a contents reproduction or not is determined(S306). If the content reproduction is not completed, whether a bookmark button input during content reproduction exists or not is inspected.

Description

Broadcast service system and method for providing bookmark function {BROADCASTING SERVICE SYSTEM AND METHOD FOR PROVIDING BOOKMARK FUNTION}

The present invention relates to a two-way broadcast service system, and in particular, a user's favorite scenes (pictures) or partial images (videos) can be stored as bookmark images while viewing a predetermined broadcast program, and the viewer can check the bookmark images stored at the time required. The present invention relates to a broadcast service system and method for providing a bookmark function.

Recently, with the spread of broadband media and the increase in communication speed, the Internet has emerged as a new medium for enabling One source Multi Service. As an example of such elements multi-service, multimedia contents provided by an internet service provider as well as a plurality of airwave television and radio channels are provided as an interactive broadcast service through the Internet. Along with the rapid increase in the Internet use population, the demand for internet broadcasting that provides OneS multi-service is on the rise.

A representative service that emerged from this background is an Internet Protocol Television (IPTV) service based on the Internet Protocol.

The most distinctive feature of IPTV is that it implements a broadcast service that is interactive and interactive through the high-speed Internet.

That is, it connects a content providing server connected to the Internet and a display device through a set-top box, and through this, an information content service, a video content providing service, a broadcasting content providing service, a game service, a karaoke service, and shopping are provided from the content providing server. By displaying a banking service or the like through a display device, the user can interact with the television beyond simply performing a channel, a volume, a video tape operation, and the like.

However, in the conventional IPTV service, as with terrestrial broadcasting, when a user wants to know detailed information about a person or a product (hereinafter referred to as a 'content derivative') exposed through content viewing, the user cannot interact with the TV. In addition, it is necessary to know the name or scene situation separately and receive it through other media (Internet, newspaper, magazine, etc.).

Because of this characteristic, it is difficult to find if the user does not know the clear name, or sometimes through other media if the content or scene cannot be remembered or even the name of the content derivative is not found, rather it discourages the user's curiosity. There is a problem.

In order to solve this problem, the present applicant has disclosed a technology for providing an interactive service by providing additional information on a content derivative product exposed through content viewing in real-time registration number 10-0885615.

However, since the above service is provided during viewing, the viewer has no choice but to take notes or find other methods when additional information is needed. Accordingly, the viewer may sometimes miss the necessary additional information, and there is inconvenience in using the additional information such as taking a memo.

In addition, viewers are forced to watch rebroadcasts or to check related screens for free or on the Internet to watch their favorite scenes, even if there is a viewer's favorite screen. . Also, while watching VOD content, viewers can pause the favorite scene to see their favorite scene.However, in order to check the favorite scene after watching the content or watching another screen, the viewer can search and fast forward or rewind the screen. I have to find it.

Accordingly, there is an increasing demand for technology development that makes it easier to check a preferred scene after watching a predetermined program or when necessary.

Accordingly, the present invention has been made to solve the above-described problem, and provides a broadcast service system and method that can more easily identify preferred scenes after viewing a predetermined program or when necessary.

The broadcast service system of the present invention for achieving the above technical problem, a broadcast server unit for providing VOD content or real-time broadcast content, if there is additional information related to the content and the VOD content or real-time broadcast from the broadcast server unit Receives and plays content, and if there is input of bookmark button while playing certain content, saves the still image at the time of input as a bookmark image, and if the user selects to view the bookmark image, information about the saved bookmark image is displayed on the screen, and predetermined bookmark is displayed. And a set-top box that displays the selected bookmark image on the screen when the image is selected, and wherein the set-top box displays additional information on the screen together with additional information related to the displayed bookmark image.

In addition, according to the present invention, in the broadcast service system, a broadcast server unit providing VOD content or real-time broadcast content and providing additional information related to the content, and ending recording when inputting a record button during playing of predetermined content Set-top box that saves the video up to the point of input as a bookmark image and displays the saved bookmark image information on the screen if there is a selection to view the bookmark image through the menu screen, and displays the selected bookmark image on the screen when a predetermined bookmark image is selected. The set-top box may include additional information when there is additional information related to the displayed bookmark image.

In this case, the set-top box stores the bookmark image in the broadcast server unit and receives the bookmark image from the broadcast server unit according to a selection for viewing the bookmark image.

According to an exemplary embodiment of the present invention, the additional information is information related to the bookmark image screen, which is additional information on a content derivative product exposed through the screen, or purchases such as commerce, ringtone download, and participation in an event. Or related information or at least one of related advertisements.

In addition, the present invention provides a broadcast service method for providing a bookmark function, if there is a bookmark button input during playback of a predetermined content, the process of storing a still image at the time of the input as a bookmark image, and the selection for viewing the bookmark image on the menu screen Displaying information about the stored bookmark image on the screen; displaying a selected bookmark image on the screen when a predetermined bookmark image is selected by the viewer; and additional information related to the displayed bookmark image if there is additional information related to the displayed bookmark image. It characterized in that it comprises a process of displaying on the screen together.

In addition, the present invention provides a bookmark service method for providing a bookmark function, if there is a record button input during the playback of the predetermined content, the process of storing a video from the input time to the recording end input time as a bookmark image, the bookmark image on the menu screen Displaying information about the stored bookmark image on the screen if the user selects to view the information; displaying the selected bookmark image on the screen when a predetermined bookmark image is selected by the viewer; and additional information related to the displayed bookmark image. If present, characterized in that it comprises the step of displaying the associated additional information on the screen.

According to the present invention described above, if there is a screen (scene, actor, place, etc.) that you want to save while watching a predetermined content, it is stored as a bookmark image using a bookmark function, and the stored bookmark image can be viewed later.

This reduces the complexity of the procedure and the time required to obtain the desired scene or its related information.

In addition, the stored bookmark image is displayed on the screen at a desired time after viewing a predetermined content to utilize related advertisements, information, and the like, and purchases are also possible.

In addition, since the viewer can utilize the bookmark function when viewing the content, the viewer can comfortably watch the content being viewed. For example, if a place or information of interest occurs when viewing content, a memo is not necessary, because it is stored once by using a bookmark function instead of a separate memo.

In addition, when the stored bookmark image is a video, it may be used as a sub content associated with main content, and viewers may easily use an application such as various advertisements related to broadcasting.

In addition, when the bookmark image is used as the sub content, the sub content may play a role of replacing the main content. Then, it is possible to watch advertisements related to the content on the main content video clip, and to use the related travel destination information, personal information, and a product purchase function.

In the present embodiment, the viewer prefers to provide a bookmark function that stores the preferred image according to the viewer's request and provides the stored preferred image later.

The preferred image in the present invention may be a picture or a video. In addition, the preferred image may be an image including additional information.

In this case, the additional information may be additional information about a content derivative product exposed through the content screen, at least one of commerce, purchase related information such as ringtone download, participation in event, or related advertisement.

Hereinafter, a broadcast service system and method for providing a bookmark function according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

The broadcast service according to the present invention is a two-way broadcast service, and for convenience of description, only the IPTV service among the two-way broadcast services will be described. However, the present invention is not limited thereto and may be applied to two-way broadcast services such as digital cable broadcasting and satellite broadcasting.

1 is a diagram illustrating a network configuration of an IPTV service according to an embodiment of the present invention.

IPTV service according to an embodiment of the present invention can be largely implemented through the set-top box 100, the network 200, the server-side IPTV server 300 of the user side. In addition, the set-top box 100 may access a predetermined web site 400 through the network 200.

The IPTV server unit 300 includes a content providing server 310, a real time broadcasting providing server 320, an electronic program guide (EPG) providing server 330, and an additional information server 340.

Here, although the IPTV server unit 300 is illustrated to be configured independently for each function for convenience of description, the above functions may be integrated and provided in one or more servers, and related to authentication of users other than the illustrated servers as necessary. Servers may be additionally included to provide various functions such as accounting and billing.

The content providing server 310 of the IPTV server unit 300 includes a database storing various VOD contents, and provides the corresponding VOD contents to the set-top box 100 of the user side through the network 200 when a viewer requests. do.

In some cases, the content providing server 310 may establish a plurality of content supply servers below and store and manage data of content in each content supply server. In this case, the content providing server 310 collectively manages the list of content supply servers and the content stored therein.

The real-time broadcast providing server 320 receives the real-time broadcast content from the real-time broadcast provider and provides the corresponding real-time broadcast content to the set-top box 100 according to the viewer's real-time broadcast channel selection.

The EPG provision server 330 generates EPG information on VOD contents provided by the content provision server 310 and provides the EPG information to the user set-top box 100. At this time, not only the VOD content but also all of the EPG for the real-time broadcast.

The additional information server 340 is configured as an engine or a database for providing additional information on content derivatives exposed through serviceable content. Such additional information is stored in the meta data, and additional information is synchronized with the content data in consideration of the additional information exposed through the content as the time of reproduction of the content changes.

Such metadata may be provided to the content providing server 310 and transmitted together when the content providing server 310 transmits predetermined content data to the set-top box 100.

In another embodiment, the content providing server 310 may transmit only synchronization information of metadata when transmitting predetermined content data. In such a case, when the set-top box 100 is a screen including additional information while playing the content, the set-top box 100 receives corresponding metadata through the additional information server 340 using the synchronization information and displays the metadata on the screen. The content providing server 310 and the additional information server 340 provide not only the information data of the content, but also additional information such as advertisements, commerce, and various content derivatives information related to the content. In this case, the additional information may be additional information about a content derivative product exposed through the content screen, at least one of commerce, purchase related information such as ringtone download, participation in event, or related advertisement.

In addition, the content derivative products refer to both intangible products or types of products exposed through the VOD content or real-time broadcast program (hereinafter, collectively referred to as 'content') screen provided by the broadcast service. For example, music flowing out while watching content is an intangible product, and ornaments, costumes, surrounding props, clothing stores, etc. worn by the actors are tangible products.

Accordingly, the additional information on the content derivatives may be information about a person, information about other content in which the person appeared, sound information about a singer's song, background music, sound effect, OST, etc. embedded in the content, and a costume worn by the performer. Alternatively, accessory information such as accessories, electronic products, furniture, and the like may include image information about a shooting location, a shooting set, a stage device, and the like.

By accessing a web site 400 such as a sales site or a personal homepage related to the content derivatives, purchase activities for the content derivatives can be performed, and in addition, various interactive services can be induced by participating in an event for the content derivatives. Also provided. Here, the information of the web site 400 may be provided as included in additional information about the content derivative.

The network 200 may be an IP (Internet Protocol) based network as a network for connecting the IPTV server unit 300 on the server side and the set-top box 100 on the user side, but the present invention provides an IP based network. It is not limited to use, and besides, it is not limited to a specific form as long as it is a wired or wireless communication network that enables a network.

The set-top box 100 accesses the IPTV server unit 300 through the network 200, requests the content providing server 310 for the content selected by the user, and displays the downloaded content according to the request. Output through In addition, the real-time broadcast channel selected by the user request to the real-time broadcast providing server 320, and outputs the real-time broadcast content downloaded in response to the request on the display screen.

In addition, the set-top box 100 receives the EPG information from the EPG providing server 320 and outputs it through a display screen to guide the menu screen to the user.

The display screen connected to the set-top box 100 may be a television receiver or a monitor, and may include a personal mobile terminal. In the case of a personal mobile terminal, all data is transmitted and received through the mobile communication network.

An internal configuration of the set top box 100 for this will be described in detail with reference to FIG. 2.

2 is a view showing in detail the configuration of the set-top box 100 according to an embodiment of the present invention, the set-top box 100 according to an embodiment of the present invention is a network interface unit 110, data receiving unit 120 The input signal receiver 130 includes a control unit 140, an output unit 150, and a memory unit 160.

The network interface unit 110 is connected to the IPTV server unit 300 of FIG. 1 through an IPTV-based network 200 of FIG. 1 to perform data communication.

The data receiver 120 encodes and processes data received through the network interface 110.

The input signal receiver 130 receives a signal input by the user through an input means such as a remote controller and provides the received signal to the controller 140.

The output unit 150 converts and outputs the content data output through the control unit 140 into an audio / video (AV) signal for display on a display screen.

The memory unit 160 is configured with a storage device such as a hard disk drive, stores an associated control program to provide an IPTV service, and stores data provided through the network interface unit 110. The memory unit 160 includes a bookmark image database 162. The bookmark image database 162 stores a bookmark image selected by a user. In this case, the bookmark image is stored in the form of a still image or a video.

The controller 140 controls the overall operation of the set top box 100.

In particular, the controller 140 according to an embodiment of the present invention stores the bookmark image according to the input of the bookmark button or the recording button during content playback, and if the request for viewing the stored bookmark image is requested, the bookmark image database 160 Read from and provide through the display screen.

At this time, the method for storing the bookmark image in the set-top box 100, storing additional information related to the image, and bringing additional information when displaying the stored bookmark image later may be two embodiments as follows.

According to the first embodiment, when the set-top box 100 receives the metadata when the content data is received, the control unit 140 stores the metadata of the portion corresponding to the image in the metadata when the bookmark image is stored. Save it together. Subsequently, if there is a request for viewing a bookmark image, the controller 140 reads out metadata stored in correspondence with the image, and checks and displays additional information related to the selected bookmark image on the screen using the read metadata.

According to the second embodiment, when the set-top box 100 receives only the synchronization information of the metadata when receiving the content data, the control unit 140 includes the synchronization information of the part corresponding to the image when the bookmark image is stored. Save it. Subsequently, when displaying a predetermined bookmark image according to a viewing request of the bookmark image, the controller 140 receives meta data through the additional information server 340 using the stored synchronization information corresponding to the displayed image. In this case, the received metadata will be stored metadata corresponding to the bookmark image currently displayed on the screen. Then, the controller 140 checks the additional information related to the selected bookmark image using the provided metadata and displays the additional information on the screen.

Next, a detailed operation of the controller 140 configured as described above will be described in detail with reference to FIGS. 3 to 5.

3 is a flowchart illustrating a process of storing a still image as a bookmark image according to a first embodiment of the present invention, and FIG. 4 is a flowchart illustrating a process of storing a video as a bookmark image according to a second embodiment of the present invention. . 5 is a flowchart illustrating a process of displaying a stored bookmark image on a screen according to an exemplary embodiment of the present invention.

First, the bookmark image storing process according to the first embodiment will be described with reference to FIG. 3.

If a bookmark button is input while playing a predetermined content, the controller 140 stores the selected picture, that is, a still image, as a bookmark image in the bookmark image database 162 (S300 to S304). The method of storing additional information related to an image may be stored using one of two methods as described in the configuration description of the controller 140 of the set-top box 100.

Thereafter, when content playback ends in step S306, the process ends. Otherwise, the process proceeds to step S302, in which it continues to check whether there is a bookmark button input along with content playback.

Next, the bookmark image storing process according to the second embodiment will be described with reference to FIG. 4.

If a record button is input while playing a predetermined content, the controller 140 stores an image from the time when the button is input (S400 to S404).

Thereafter, when the recording end button is input, image storage is stopped. In other words. The image stored from the recording button input time to the end time is stored as a bookmark image in the bookmark image database 162. (S406 to S408) In this case, when storing the bookmark image, the method for storing additional information related to the image is described above. It may be stored using one of two methods as described in the configuration description of the control unit 140 of the box 100.

If content playback ends in step S410, the process ends. Otherwise, the process proceeds to step S402 to continuously check whether there is a record button input along with content playback.

3 and 4 described above, the bookmark image is stored in the bookmark image database 162 in the set-top box. However, the bookmark image may be stored in the IPTV server 300 as a headend. If the IPTV server unit 300 is to be stored, a configuration of a separate database for storage in the IPTV server unit 300 should be further included.

Next, a process of displaying the bookmark image stored in the form of a still image or a video on the screen as described above will be described with reference to FIG. 5.

Referring to FIG. 5, when a bookmark image providing menu is selected, bookmark image information is displayed on the screen. (S500, S502) In this case, the screen may display the first scene of the captured still image or video as shown in FIG. . In this case, it should be noted that the screen as shown in FIG. 6 is only an embodiment, and thus the screen may be configured in another manner.

If one bookmark image is selected after step S502, the additional information related to the selected bookmark image is checked and displayed on the screen. (S504, S506)

In this case, the additional information displayed on the screen is linked to the meta data associated with the screen, and the information related to the stored screen is retrieved from the linked metadata and displayed on the screen. In this case, a method of displaying additional information related to a predetermined bookmark image on the screen may be displayed using one of two methods as described in the configuration description of the controller 140 of the set-top box 100. .

Thereafter, when the predetermined additional information is selected, an operation for providing the selected additional information is performed (S508 and S510). That is, the corresponding operation is performed according to what information the additional information is.

For example, when a viewer clicks a product from among additional information related to the product to purchase a product such as an actor's accessories, clothes, shoes, etc. Product) The purchase operation is performed.

In this case, the purchase method may be a method of making a purchase by calling the subscriber clicked by the product sales company when the designated telephone number is clicked. In addition, if there is a subscriber's phone number left to purchase, there may be a method of making a purchase by calling the phone number left by the sales company. In addition, there may be a method of purchasing by inputting purchase related information directly on the screen.

As another example, when the advertisement associated with the stored bookmark image is clicked, the advertisement may be connected to a server for advertisement, and then displayed on the screen.

As another example, there may be a method of connecting a stored bookmark image with an Internet homepage to view a screen through the Internet or to purchase related products on the Internet.

As another example, there may be a method of transmitting a stored bookmark image to a wireless mobile station through a wireless network to view through a screen of the wireless mobile station or to purchase related products.

Next, an example of implementing a bookmark function will now be described with reference to the screen examples of FIGS. 6 to 9B.

When a viewer stores a bookmark image in the form of a still image or a video while viewing a predetermined content, and selects a bookmark image service through a menu screen, a screen as shown in FIG. 6 is shown.

If the bookmark image 1 (600) is selected on this screen, the selected bookmark image is displayed on the screen as shown in FIG. In this case, the ticker information may be displayed on the screen in a pop-up form on a target (person, product, accessory, book, shoe, audio, etc.) in which additional information exists. The ticker information is displayed in various forms of image or text according to the type of additional information. For example, the ticker information may be displayed as an image of a flower (♣), a hand (☞), a question mark (?), An exclamation point (!), Or may be displayed as text such as 'view'.

For example, when the ticker information is composed of an image or text, the ticker of the image or text may be displayed and provided at a corresponding position on the bookmark image.

As another example, when the ticker information is composed of both text and images, a policy may be defined on whether to display text and images at the same time, or to display only images and additional text when focusing.

The present embodiment shows an example in which the ticker information of the exclamation mark pattern is displayed. However, the present invention is not limited thereto, and the ticker information based on the number may be displayed for each subject or the hot key may be displayed. In this case, the operation can be easily performed by matching with the number or hot key of the remote control.

When the ticker information of the exclamation mark pattern is identically displayed on all targets in which additional information exists, such as the screen 600 shown in FIG. 7, a specific position may be used by using a remote control or a text input, similar to a method of dragging a mouse. Can be specified.

Subsequently, it is determined whether the ticker information is selected from the user based on the various methods described above in the still image of the screen 600 shown in FIG. 7.

For example, FIG. 8A illustrates a screen for selecting ticker information 600a corresponding to 'view OST information' on the screen 600 of FIG. 7. 8B is a screen for selecting ticker information 600b corresponding to the view of other red information, and FIG. 8C shows the ticker information 600c corresponding to the view of this scene making image. (D) of FIG. 8 is a screen for selecting ticker information 600d corresponding to 'viewing cute audio information'.

If the ticker information 600a corresponding to 'view OST information' is selected on the screen 600 of FIG. 7, additional information such as 'ringtone' is displayed on the screen as illustrated in FIG. 9A.

That is, additional information including purchase related information for inducing a download of the OST exposed in the current bookmark image as a ringtone may be displayed.

As another example, if the ticker information 600d corresponding to the 'view cute audio information' is selected on the screen 600 of FIG. 7, as shown in FIG. 9B, audio information (product configuration, manufacturer, specification, etc.), Additional information including audio purchase related information may be displayed.

As described above, in the present invention, the viewer does not immediately check such additional information during viewing, but saves it as a bookmark image and checks the bookmark image at the time when the viewer can check the content such as after viewing the content so that the related additional information can be provided. .

By doing so, the user can concentrate on the content that he / she is watching, and can conveniently watch, and the user can check the bookmarked image stored in time.

In addition, when additional information is included in the bookmark image, relevant advertisements, information, and the like may be utilized, and purchase behavior may be slowly taken to satisfy customer satisfaction.

Although the embodiments of the present invention have been described above with reference to the accompanying drawings, 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 thereof. I can understand that.

Therefore, it should be understood that the above-described embodiments are provided so that those skilled in the art can fully understand the scope of the present invention. Therefore, it should be understood that the embodiments are to be considered in all respects as illustrative and not restrictive, The invention is only defined by the scope of the claims.

1 is a diagram showing a network configuration of an IPTV service according to an embodiment of the present invention;

2 is a view showing in detail the configuration of a set-top box according to an embodiment of the present invention,

3 is a flowchart illustrating a process of storing a still image as a bookmark image according to the first embodiment of the present invention;

4 is a flowchart illustrating a process of storing a video as a bookmark image according to the second embodiment of the present invention.

5 is a flowchart illustrating a process of displaying a stored bookmark image on a screen according to an embodiment of the present invention;

6 to 9b are diagrams illustrating screens displayed at each step of FIG.

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

100: set-top box 200: network

300: IPTV server unit 310: content providing server

320: real time broadcast providing server 330: EPG providing server

340: additional information providing server 110: network interface unit

120: data receiving unit 130: input signal receiving unit

140: control unit 150: output unit

160: memory unit 162: bookmark image database

Claims (14)

In the broadcast service system, A broadcast server unit for providing VOD content or real-time broadcast content and together providing metadata including additional information related to the content; Receives and plays VOD content or real-time broadcast content from the broadcast server unit, and if there is a bookmark button input during playing of a predetermined content, the still image at the time of input is stored together with the bookmark image and metadata corresponding to the image, and the bookmark is stored. If there is a selection to view the image, information about the stored bookmark image is displayed on the screen, and when the predetermined bookmark image is selected, the stored metadata is read out corresponding to the selected bookmark image, and the additional metadata related to the selected bookmark image is read using the read metadata. And a set-top box for checking information and displaying the selected bookmark image on a screen. In the broadcast service system, A content providing server providing VOD content or real-time broadcasting content and providing synchronization information of metadata related to the content when providing the content; An additional information server managing metadata including additional information related to the content; If there is a bookmark button input while playing a predetermined content, the still image at the time of input is stored as a bookmark image, and when the bookmark image is stored, the synchronization information of the portion corresponding to the image is stored together, and if there is a selection to view a predetermined bookmark image, the selected image is selected. Set-top box that receives meta data associated with the bookmark image through the additional information server using the synchronization information stored in correspondence with the bookmark image and checks additional information related to the selected bookmark image by using the provided metadata Broadcast service system comprising a. The method of claim 1 or 2, wherein the set-top box, The bookmark image and the metadata associated with the bookmark image is stored in the broadcast server, and the bookmark image and the corresponding metadata are received from the broadcast server according to a selection for viewing the bookmark image, and the metadata is used. And confirming and displaying additional information related to the selected bookmark image on the screen. The method of claim 1 or 2, wherein the additional information is Information related to the bookmark image screen, which is additional information about a content derivative product exposed through the screen, commerce, purchase such as ringtone download, information related to participation in an event, or at least one of related advertisements. Broadcast service system, characterized in that. In the broadcast service system, A broadcast server unit for providing VOD content or real-time broadcast content and together providing metadata including additional information related to the content; If there is a record button input while playing a predetermined content, the video from the input time to the recording end input time is stored as a bookmark image, and when the bookmark image is stored, metadata of a portion corresponding to the bookmark image is stored together, and the menu screen is displayed. And a set-top box that reads the stored metadata corresponding to the selected bookmark image when the selection is made to view the bookmark image, and checks additional information related to the selected bookmark image by using the read metadata. Broadcast service system, characterized in that. In the broadcast service system, A content providing server providing VOD content or real-time broadcasting content and providing synchronization information of metadata related to the content when providing the content; An additional information server managing metadata including additional information related to the content; If there is a record button input while playing a predetermined content, the video from the input time until the end of the recording input time is stored as a bookmark image, and when the bookmark image is stored, the synchronization information of the part corresponding to the video is stored together, and the bookmark is displayed through the menu screen. If there is a selection to view the image, the metadata associated with the bookmark image is provided through the additional information server using the synchronization information stored in correspondence with the selected bookmark image, and the additional information related to the selected bookmark image is obtained using the provided metadata. Broadcasting service system comprising a set-top box to check and display on the screen. The method of claim 5 or 6, wherein the set-top box, The bookmark image and the synchronization information associated with the bookmark image is stored in the broadcast server unit, and the bookmark image and the metadata associated with the image through the broadcast server unit and the additional information server according to a selection for viewing the bookmark image. And receiving additional information related to the selected bookmark image by using metadata and displaying the additional information on the screen. The method of claim 5 or 6, wherein the additional information, Information related to the bookmark image screen, which is additional information about a content derivative product exposed through the screen, commerce, purchase such as ringtone download, information related to participation in an event, or at least one of related advertisements. Broadcast service system, characterized in that. In the broadcast service method for providing a bookmark function, Receiving a metadata including data of content according to a user's selection and additional information related to the content; Storing a still image at the time of input as a bookmark image and storing metadata associated with the bookmark image when there is a bookmark button input during the content playback; If there is a selection to view a bookmark image on the menu screen, the process of displaying information about the stored bookmark image on the screen; If a predetermined bookmark image is selected by the viewer, checking metadata stored in association with the selected bookmark image and displaying additional information when displaying the selected bookmark image on the screen using the checked metadata; Broadcast service method, characterized in that. In the broadcast service method for providing a bookmark function, Receiving the synchronization information between the data of the content according to the user's selection and the metadata related to the content; Storing a still image at the time of input as a bookmark image and storing synchronization information associated with the bookmark image if there is a bookmark button input while playing a predetermined content; If there is a selection to view a bookmark image on the menu screen, the process of displaying information about the stored bookmark image on the screen; When a predetermined bookmark image is selected by the viewer, receiving meta data associated with the bookmark image through the additional information server using the synchronization information stored in correspondence with the selected bookmark image; And displaying additional information related to the selected bookmark image by using the provided metadata when displaying the selected bookmark image on the screen. The method of claim 9 or 10, wherein the additional information, Information related to the bookmark image screen, which is additional information about a content derivative product exposed through the screen, commerce, purchase such as ringtone download, information related to participation in an event, or at least one of related advertisements. Broadcast service method, characterized in that. In the broadcast service method for providing a bookmark function, Receiving a metadata including data of content according to a user's selection and additional information related to the content; Storing a video from an input time point to a recording end input time point as a bookmark image and storing metadata associated with the bookmark image if there is a recording button input during the content playback; If there is a selection to view a bookmark image on the menu screen, the process of displaying information about the stored bookmark image on the screen; When a predetermined bookmark image is selected by the viewer, checking metadata stored in association with the bookmark image, and displaying additional information when displaying the selected bookmark image on the screen using the checked metadata; Broadcast service method comprising a. In the broadcast service method for providing a bookmark function, Receiving the synchronization information between the data of the content according to the user's selection and the metadata related to the content; Storing a video from an input time point to a recording end input time point as a bookmark image and storing synchronization information associated with the bookmark image if there is a recording button input during the content playback; If there is a selection to view a bookmark image on the menu screen, the process of displaying information about the stored bookmark image on the screen; When a predetermined bookmark image is selected by the viewer, checking metadata stored in association with the bookmark image, and displaying additional information when displaying the selected bookmark image on the screen using the checked metadata; Broadcast service method comprising a. The method of claim 12 or 13, wherein the additional information, Information related to the bookmark image screen, which is additional information about the content derivatives exposed through the screen, commerce, ring-tone download, such as information related to purchases, event participation, or at least one of the associated advertising Broadcast service method, characterized in that the information.

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