KR20110113084A - Method for providing a content searching service in a digital broadcast receiver - Google Patents

Abstract

A method of providing a content retrieval service in a digital broadcast receiver is disclosed. The method for providing a content search service includes displaying at least one search item selection mark for selecting a search item, receiving a signal for selecting one of the displayed at least one search item selection mark, and selecting the search item selection mark. Displaying a content selection indication for selecting the retrieved content based on the associated search item.

Description

Method for providing a content search service in a digital broadcast receiver

The present invention relates to a method for providing a content search service in a digital broadcast receiver, and more particularly, to a method for providing a search service for searching for a desired content by a user.

The broadcasting receiver transmits content produced by a broadcaster through a radio wave transmission medium such as terrestrial, cable, or satellite broadcasting, and the user is serviced by viewing through a receiver capable of receiving the respective delivery media.

However, as digital-based digital broadcasting technology has been developed and commercialized in existing analog broadcasting, real-time broadcasting, contents on demand, games, and news using Internet networks connected to homes in addition to existing radio waves or wired cable media. It is now possible to provide a variety of content services to the user.

An example of providing a content service using the Internet network is IPTV (Internet Protocol TV). The IPTV transmits various information services, video contents, and broadcasts through an internet network and provides them to the receiver of the user. The Internet network may be implemented on various types of networks such as an optical cable network, a coaxial cable network, a fiber to the home (FTTH), a telephone network, and a wireless network based on an Internet Protocol (IP).

In the case of the service using the Internet network as described above, unlike general terrestrial broadcasting, the interactivity may be added, and the user may watch a content service that he / she wants to see at a convenient time.

As various broadcasting services are provided, the information is displayed on a TV screen when providing information on the broadcasting service to a user of the broadcasting receiver, or when setting or changing the setting and request for the broadcasting service, display setting, audio setting, or the like. It uses a method using on-screen display (OSD).

An object of the present invention is to provide a method for providing a content search service that allows a user to conveniently search for content.

Another object of the present invention is to provide a method for providing a content search service that allows a user to easily access contents.

Another technical problem to be achieved by the present invention is to provide a content search service providing method that can easily provide new content.

According to an aspect of the present invention, there is provided a method of providing a content search service in a digital broadcasting receiver, the method including: displaying at least one search item selection mark for selecting a search item; Receiving a signal for selecting one of the displayed at least one search item selection mark, and displaying a content selection mark for selecting searched content based on a search item associated with the selected search item selection mark; .

Preferably, the search item may include at least one of genre, resolution, broadcast program, content rating, actor, director, and title.

Preferably, the content selection display may be arranged and displayed according to a preset sorting criteria item.

Preferably, the sorting criteria item may include at least one of content title, user preference, genre, content rating, and production company.

Preferably, in the displaying of the content selection display, the content selection display for selecting the filtered content from the searched content may be displayed according to a predetermined filtering criteria item.

Preferably, the filtering criteria item may include at least one of user preference, genre, and content rating.

According to another aspect of the present invention, there is provided a search service providing method according to an embodiment of the present invention, wherein the digital broadcasting receiver provides at least one content classification item classified according to user setting information. Displaying a classification item selection mark, receiving a signal for selecting one of the displayed at least one category item selection mark, and selecting content belonging to a content classification item associated with the selected category item selection mark; Displaying a content selection indication.

Preferably, at least one content belonging to the content classification item may be selected according to a user setting signal.

According to another aspect of the present invention, there is provided a search service providing method according to the present invention. Displaying a display, receiving a signal for selecting one of the displayed at least one category item selection mark, and at least one content for selecting new content belonging to a content category item associated with the selected category item selection mark. Displaying a selection mark.

Advantageously, the search service providing method further comprises displaying at least one menu for setting a parental control function.

Preferably, when the pointer is positioned on the displayed menu, help for a parental control function associated with the menu may be displayed.

Preferably, the pointer may be changed in position according to a signal input from the spatial remote controller.

The search service providing method may further include displaying a menu for selecting at least one of a hidden function setting, a passcode use setting, and a passcode nonuse setting for content belonging to a specific content class.

Preferably, the search service providing method may further include receiving a signal for selecting the displayed content selection display, and displaying detailed information of content associated with the content selection display selected according to the input signal. .

Preferably, the search service providing method may further include receiving a signal for requesting the associated content, and requesting a passcode when the requested content belongs to a content class in which a passcode usage is set.

According to the method for providing a content search service according to the present invention, the content can be searched for each item so that the user can conveniently search for the content, and the user can set and manage the content classification item so that the user can easily access the content. New content items can be provided so that users can easily access new content.

1 is a diagram schematically showing an IPTV system according to one embodiment according to the present invention;
2 is a diagram illustrating a hierarchical structure for broadcasting a Content Download Service (CDS) of IPTV;
3 is a block diagram showing the configuration of a preferred embodiment of a digital broadcast receiver according to the present invention;
4 is a diagram illustrating an embodiment of a screen on which a content search window is displayed;
5 is a diagram illustrating an embodiment of a screen on which a search word input window is displayed;
6 is a diagram illustrating an embodiment of a screen on which a content search result is displayed;
7 illustrates another embodiment of a screen on which a content search result is displayed;
8 is a diagram illustrating an embodiment of a screen on which a search condition setting window is displayed;
9 is a view showing another embodiment of a screen on which a search condition setting window is displayed;
10 is a view showing another embodiment of a screen on which a search condition setting window is displayed;
11 is a view showing another embodiment of a screen on which a search condition setting window is displayed;
12 is a view showing another embodiment of a screen on which a search condition setting window is displayed;
13 is a view showing another embodiment of a screen on which a search condition setting window is displayed;
14 is a diagram illustrating an embodiment of a screen on which a parental control setting window is displayed;
15 is a view showing another embodiment of a screen displaying a parental control setting window;
16 is a view showing another embodiment of a screen displaying a parental control setting window;
17 is a view showing another embodiment of a screen displaying a parental control setting window;
18 is a diagram illustrating an embodiment of a screen on which a passcode input window is displayed;
19 is a flowchart illustrating a process of performing an embodiment of a method for providing a content search service according to the present invention;
20 illustrates an embodiment of a screen on which a user setting window is displayed;
21 is a flowchart illustrating a process of performing another preferred embodiment of the method for providing a content search service according to the present invention;
FIG. 22 is a diagram illustrating an embodiment of a screen on which a new content providing window is displayed; FIG.
FIG. 23 is a diagram illustrating an embodiment of a screen on which detailed information of new content is displayed;
24 is a flowchart illustrating a process of performing another preferred embodiment of a method for providing a content search service according to the present invention.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention that can specifically realize the above object will be described. At this time, the configuration and operation of the present invention shown in the drawings and described by it will be described by at least one embodiment, by which the technical spirit of the present invention and its core configuration and operation is not limited.

The terms used in the present invention have been selected as widely used general terms as possible in consideration of the functions in the present invention, but may vary according to the intention or custom of the person skilled in the art or the emergence of new technologies. In addition, in certain cases, there is also a term arbitrarily selected by the applicant, in which case the meaning will be described in detail in the description of the invention. Therefore, it is intended that the terms used in the present invention should be defined based on the meanings of the terms and the general contents of the present invention rather than the names of the simple terms.

The digital broadcast receiver refers to a broadcast receiver capable of receiving digital broadcast transmitted by digital video and audio signals. Here, unlike conventional analog broadcasting, digital broadcasting refers to a broadcasting technology capable of two-way operation, reproduction, and accumulation because the television signal is compressed and exported in a digital form that encodes and records information signals. Compared to analog broadcasting, such digital broadcasting is more resistant to noise, has a lower data loss, and transmits additional error correction information, which is advantageous for error correction, and provides a high resolution and clear picture. In addition, unlike analog broadcasting, digital broadcasting is an interactive service capable of receiving a broadcasting service from a broadcasting station and providing information to the broadcasting station.

In the present invention, the digital broadcast is used as a concept that includes not only broadcasts transmitted through terrestrial waves, satellites and cables, but also broadcasts transmitted through Internet networks. That is, digital broadcasting is defined as a concept including IP (Internet Protocol) broadcasting.

In addition, in the present invention, the digital broadcast receiver includes a broadcast receiver capable of providing an Internet service to a viewer. The Internet service includes content services such as CoD (Content's on Demand), YouTube service, weather, news, local information and search, entertainment services such as games and karaoke, TV mail, and TV SMS (Short Message Service). This means a service that can be provided through the Internet. Accordingly, in the present invention, the digital broadcast receiver includes a network TV, a web TV and a broadband TV. In addition, the broadcast service may include an internet service as well as a broadcast service provided through terrestrial, satellite, and cable.

There may be various system architectures for transmitting digital broadcasts. For example, an Internet Protocol TV (IPTV) system is a system capable of providing various contents using an Internet network, and may be largely composed of a server, a network, and a client.

The servers of the IPTV are servers that perform various functions such as service discovery and selection server, streaming server, contents guide information server, customer information server, and payment information server. It can be configured as.

Among the servers, the streaming server transmits video data encoded in the stored Moving Picture Experts Group (MPEG) 2, MPEG4, etc. to the user through a network. As a protocol for the transmission, a Real-Time Transport Protocol (RTP), a RTP Control Protocol (RTP), or the like may be used.

In case of using Real-Time Streaming Protocol (RTSP), video stream playback can be controlled to some extent through a function called network trick play such as pause, replay, and stop. . The protocols are one example and other real time transmission protocols may be used depending on the implementation.

The content guide information server is a server that provides information on the various contents provided. The content guide information is information corresponding to electronic program guide (EPG) information and includes various information about content. The content guide information server stores content guide information data, and provides the stored data to the receiver.

The information server related to service discovery and selection among the servers provides the receiver with access information, playback information, and the like, for the servers providing various content services such as broadcasting, contents on demand (COD), and games.

The network system consists of an internet based network and gateways. The Internet-based network may use various types of networks such as an optical cable network, a coaxial cable network, a fiber to the home (FTTH), a telephone network, a wireless network, and the like based on IP. In addition to general data transfer, the gateway may perform multicast group management and quality of service (QoS) management using protocols such as Internet Group Management Protocol (IGMP).

A receiver of an IPTV is a receiver capable of receiving data transmitted through an internet network and providing the same to a user. The receiver includes an IPTV settop, a homenet gateway, an IPTV embedded TV, and the like.

In the case of a hybrid IPTV system, various contents of the Internet may be provided as well as various existing broadcasting contents. That is, the user can provide various broadcasting contents such as terrestrial broadcasting, cable broadcasting, satellite broadcasting, personal broadcasting, various internet video contents, data contents other than video, and the like. The contents may be provided in real time or may be provided on demand.

1 is a diagram schematically showing an IPTV system according to an embodiment of the present invention.

Referring to FIG. 1, in terms of providing a content service, the IPTV system may be divided into a content provider (CP), a service provider (SP), a network provider (NP), and a user. have.

The content provider produces and provides various contents. As shown in FIG. 1, the content provider includes a terrestrial broadcaster, a cable SO, or a MSO, a satellite broadcaster, and an internet broadcaster. (Internet broadcaster) and the like.

The service provider provides a service package of contents provided by the content provider. For example, the service provider of FIG. 1 packages a first terrestrial broadcast, a second terrestrial broadcast, a cable MSO, satellite broadcast, various Internet broadcasts, and provides the same to a user.

The network provider provides a network for providing the service to the user. The user may build a home network end user (HNED) to receive the service.

Conditional access, content protection, or the like may be used as a means for protecting the content transmitted from the IPTV system. As one example for the above-mentioned restriction reception or content protection, a method such as a cable card or a downloadable conditional access system (DCAS) may be used.

FIG. 2 is a diagram illustrating a hierarchical structure for broadcasting a Content Download Service (CDS) of IPTV.

Referring to FIG. 2, the service provider delivers data contents for CDS to an IPTV receiver using a transport protocol. The delivered data content for CDS is stored in the storage of IPTV. The stored data contents for CDS can be executed at the request of the user or the like. Here, the transport protocol may be FLUTE (File Delivery over Unidirectional Transport) mounted on ALC / LCT over IP / UDP, DVB-STP, DVB data / object carousel, File Transfer Protocol (FTP), HTTP (hypertext transfer). protocol) and the like, and the above-described protocol may use other transmission protocols as an example.

When FLUTE is used as the transport protocol, the presence or absence of a CDS service may be known to an IPTV receiver through service discovery and selection (SD & S), and the details of the content may include metadata in a TV Anytime format. Can be found through:

Data contents for CDS may include various types of contents such as A / V contents, data contents, and game contents.

As described above, the digital broadcasting receiver of the present invention including the IPTV may receive various contents and output the provided contents on a display screen according to a user's selection.

3 is a block diagram showing the configuration of a preferred embodiment of a digital broadcast receiver according to the present invention.

Referring to FIG. 3, the digital broadcast receiver 300 according to an embodiment of the present invention may include a separate tuner or the like to receive terrestrial broadcast, cable broadcast, satellite broadcast, and the like. However, in the present invention, for the convenience of description, the description will be made mainly on the part of processing the content transmitted using the Internet network.

The digital broadcast receiver 300 includes a network interface unit 302, an IP manager 304, a service delivery manager 306, a demultiplexer 308, a data decoder 310, a decoder 312, a display unit 316, an application. The manager 318 includes a service information database unit 322, a service discovery manager 324, a service control manager 326, a metadata manager 328, and a content database unit 330.

The network interface unit 302 receives the packets received from the network and transmits the packets to the network. That is, the network interface unit 302 receives an IP packet for transmitting broadcast data and service information from a service providing server through a network. The broadcast data may include content, an update message indicating whether to update the content, metadata, service information data, and software code. In addition, the service information may include service information for the real-time broadcast service and service information for the Internet service.

The IP manager 304 is involved in packet transmission from the source to the destination for the packet received by the digital broadcast receiver 300 and the packet transmitted by the digital broadcast receiver 300. The IP manager 304 classifies the received packet to correspond to an appropriate protocol, and classifies the packet into the service delivery manager 306, the service discovery manager 324, the service control manager 326, and the metadata manager 328. Outputs

The service delivery manager 306 is responsible for controlling the received service data. For example, when controlling real-time streaming data, RTP / RTCP (Real-Time Transport Protocol / RTP Control Protocol) may be used. When transmitting the real-time streaming data using the RTP, the service delivery manager 306 parses the received data packet according to the RTP and transmits it to the demultiplexer 308 or control of the service manager 320. According to the content database unit 330 is stored. The service delivery manager 306 controls the network reception information to be fed back to a server that provides a service using RTCP.

The demultiplexer 308 demultiplexes the received packet into audio, video, program specific information (PSI) data, and the like, and transmits the demultiplexer 308 to the decoder 312 and the data decoder 310, respectively.

The data decoder 310 decodes service information such as program specific information (PSI). That is, the data decoder 310 receives and decodes a demultiplexed PSI section, a program and service information protocol (PSIP) section, a service information (DVB-SI) section, and the like from the demultiplexer 308.

In addition, the data decoder 310 decodes the received sections to create a database of service information, and stores the database of the service information in the service information database unit 322.

The decoder 312 decodes the video data and the audio data received by the demultiplexer 308, and the decoded video and audio data are provided to the user through the display unit 316.

The application manager 318 manages the overall state of the digital broadcast receiver 300, provides a user interface, and manages other managers. For this purpose, the application manager 318 includes a user interface manager 319 and a service manager 320.

The user interface manager 319 provides a graphical user interface (GUI) for a user using an OSD (On Screen Display), etc., and receives a key input from a user to perform a receiver operation according to the input.

The user interface manager 319 may receive a search item selection signal, a search word selection signal, a search word change signal, a content selection signal, a classification item selection signal, and a content request signal from a remote controller or a spatial remote controller. Here, the search item selection signal, the search word selection signal, the search word change signal, the content selection signal, the category item selection signal, and the content request signal are input by pressing a hot key of the remote control or the space remote control, or the pointer displayed on the screen inputs the corresponding signal. In the case of the mark for the display, the selection key of the remote controller or the space remote controller may be pressed to be input. In addition, when the pointer is positioned on the display for inputting the corresponding signal for a predetermined time or more, the search item selection signal, the search word selection signal, the search word change signal, the content selection signal, the category item selection signal, and the content request signal may be regarded as input. Can be. In addition, when the display for inputting the corresponding signal is in focus, when a selection key of a remote controller or a spatial remote controller is pressed, a search item selection signal, a search word selection signal, a search word change signal, a content selection signal, a category item selection signal, and a content request signal are Can be entered.

The content database unit 330 may store authentication information about an Internet service list and a server account. Here, the Internet service list is a list including information about a content provider or a service provider that provides an Internet service. For example, the Internet service list may include at least one of a name of a server, access information of the server, and guide information about a service provided by the server. The access information of the server may be any one of an internet address and a uniform resource locator (URL).

When the application manager 318 receives a user internet service mode request command, the application manager 318 may control to display information included in the internet service list. That is, the application manager 318 may control to display at least one of a name of a server included in the Internet service list, access information of the server, and guide information about a service provided by the server. In this case, the access information may be displayed as a link for accessing the corresponding server. That is, the user can click the access information displayed on the screen to allow the digital broadcast receiver to access the corresponding server.

When the application manager 318 receives the user internet service request command, the application manager 318 connects to the server associated with the received user internet service request command and controls to display a screen for requesting authentication information about the account of the connected server. Here, when the user clicks the access information displayed on the screen, a user internet service request command may be input, and when the user clicks a picture or icon of the corresponding server displayed on the screen, the user internet service request command may be input. Can be entered. For example, the application manager 318 may directly perform an operation on the signal when the search item selection signal, the search word selection signal, the search word change signal, the content selection signal, the category item selection signal, and the content request signal are received. You can ask the server to work on the signal. The application manager 318 receives a result of the requested operation from the server and controls the application manager 318 to provide the result to the user.

The display unit 316 outputs the content on the screen. In addition, the display unit 316 displays the image generated by the browser on the screen. In addition, the display unit 316 displays a graphic user interface for setting menus or providing services. The graphical user interface may be a widget or a gadget, may be a browser, and may be output through an OSD.

The service manager 320 controls a manager associated with a service such as a service delivery manager 306, a service discovery manager 324, a service control manager 326, and a metadata manager 328 and an IG-OITF client.

In addition, the service manager 320 creates a channel map of a general broadcast and selects a channel using the channel map according to a key input received from the user interface manager 319. The service manager 320 receives the service information of the channel from the data decoder 310 and sets the audio / video packet identifier (PID) of the selected channel to the demultiplexer 308.

In addition, the service manager 320 controls the graphic user interface to be displayed on the screen. The user interface manager 319 receives a search item selection signal, a search word selection signal, a search word change signal, a content selection signal, a category item selection signal, and a content request signal and directly perform the corresponding operation, or control the request to the server. .

The service manager 320 may also execute a browser to process the received service. The browser may display the service information and control the content to be played back. Browsers can also run generic applications, applications associated with specific content. In addition, the browser may process and display a web page provided by the server on the screen, and receive and display service information from the server. The service information may be provided in the form of a web page from the server.

The service discovery manager 324 provides information necessary to select a service provider that provides a service. Upon receiving a signal regarding channel selection from the service manager 320, the service discovery manager 324 uses the information to find a service.

The service control manager 326 is responsible for selecting and controlling a service. For example, if a user selects a live broadcasting service like the conventional broadcasting method, IGMP or RTSP is used. If a user selects a service such as VOD (Video On Demand), RTSP is used to select and control the service. Perform The RTSP protocol may provide a trick mode for real time streaming. In addition, the service control manager 326 may initialize and manage a session through the IMC gateway using an IP multimedia subsystem (IMS) or a session initiation protocol (SIP). The protocols are one embodiment, and other protocols may be used depending on implementation.

The metadata manager 328 manages metadata associated with a service and stores the metadata in the service information database unit 322.

The service information database unit 322 stores service information decoded by the data decoder 310, metadata managed by the metadata manager 328, and information necessary to select a service provider provided by the service discovery manager 324. . In addition, the service information database unit 322 may store setup data for the system.

The service information database unit 322 and the content database unit 330 may be implemented using nonvolatile memory (NVRAM) or flash memory, respectively, and are two logically separated areas on the same storage area. Can be implemented.

The content database unit 330 may store content controlled to be stored by a PVR manager (not shown). The PVR manager collects metadata related to the stored content and generates additional information (thumbnail images, etc.) used for user use.

4 is a diagram illustrating an embodiment of a screen on which a content search window is displayed.

Referring to FIG. 4, the content search window 400 includes search item selection marks 411 to 416 for selecting a search item. The search item may include at least one of a genre, a resolution, a broadcast program, a content rating, an actor, a director, and a title.

The search item selection marks 411 to 416 are for selecting genres, resolutions, broadcast programs, content ratings, actors and directors, and titles as search items, respectively.

When the user inputs a search item selection signal for selecting one of the search item selection marks 411 to 416, the content search is performed with the search item associated with the selected search item selection mark. Here, the content search may be performed at the digital broadcast receiver or may be performed at the server. In addition, a search term input window may be displayed according to the search item.

The search item selection signal may be input by pressing a hot key of the remote controller or the space remote controller or may be input by pressing a selection key of the remote controller or the spatial remote controller when the pointer 401 displayed on the screen is positioned on the search item selection display. In addition, when the pointer 401 is positioned on the search item selection display for a predetermined time or more, the search item selection signal may be regarded as input. In addition, when the corresponding search item selection display is focused, the selection key of the remote controller or the space remote controller may be pressed to input the search item selection signal.

5 is a diagram illustrating an embodiment of a screen on which a search word input window is displayed.

Referring to FIG. 5, when the search screen selection display 415 is selected, the search word input window 500 may be displayed. The search word input window 500 includes a first display area 510 for displaying the character selection marks 511 to 515 and a second display area 520 for displaying the search term selection marks 521 to 525. Here, the first display area 510 and the second display area 520 may be displayed together, and the second display area 520 may be displayed after the first display area 510 is displayed. In addition, the content search word displayed on the search word selection marks 521 to 525 may correspond to an actor name in the content and a director who produced the content.

The text selection display 511 to 515 may display a text including at least one of a consonant and two letters of the content search word. Here, the letter may be a consonant such as 'ㄱ', 'b', may be the first letter of a word such as 'ga', 'gy', and may be an acronym such as 'Asia-Pacific Economic Cooperation' (APEC). initial). The character selection marks 511 to 515 may be displayed in the order of the characters displayed on the character selection marks 511 to 515, and may be displayed regardless of the order of the characters. Also, the character selection displays 511 to 515 may display only characters included in a content search word to be searched for, and may display all letters of a language used by a user regardless of the content search word.

 When the user inputs a character selection signal for selecting any one of the character selection marks 511 to 515, the search term indications 521 to 525 associated with the search word including the character indicated by the selected character selection mark are removed. 2 is displayed in the display area 520. The characters indicated by the character selection marks 511 to 515 here are characters displayed on the character selection marks 511 to 515. Also, the search word selection marks 521 to 525 may be sequentially displayed on the second display area 520 according to the order of the characters included in the content search word.

For example, when a user inputs a signal for selecting the character selection display 510 for selecting the character selection displays 511 to 515, the actor name includes an 'S' which is a character indicated by the selected character selection display 510. Search term selection marks 521 to 525 associated with 'Sara Michelle Geller', 'Sandra Annette Bullock', 'Sarah Jessica Parker', 'Scarlett Johansson', and 'Selma Blair Beitner' are displayed in the second display area 520 .

The user inputs the character selection signal by pressing a hot key of the remote control or the spatial remote control, or when the pointer 501 displayed on the screen is located at the character selection display (511 to 515), the user presses the selection key of the remote control or the spatial remote control to select the character. A selection signal can be input. In addition, when the pointer 501 is positioned on the character selection marks 511 to 515 for a preset time, it may be considered that the user inputs the character selection signal. In addition, when the text selection displays 511 to 515 are focused, the user may input the text selection signal by pressing a selection key of the remote controller or the spatial remote controller.

When the user inputs a search word selection signal for selecting one of the search word selection marks 521 to 525, information about content searched for the content search word associated with the selected search word display is displayed. For example, when a user inputs a signal for selecting a search word selection mark 524 associated with an actor name 'Scarlett Johansson', which is a content search word, the content of the actor 'Scarlett Johansson' is searched for, and the information about the searched content is searched. Is displayed. In this case, the user inputs the search word selection signal by pressing a hot key of the remote control or the space remote control, or when the pointer 501 displayed on the screen is located at the search word selection marks 521 to 525, the user presses the select key of the remote control or the space remote control. A search word selection signal may be input. In addition, when the pointer 501 is positioned on the search word selection marks 521 to 525 for a predetermined time or more, the user may be regarded as inputting the search word selection signal. In addition, when the search word selection marks 521 to 525 are focused, the user may input the search word selection signal by pressing a selection key of the remote controller or the spatial remote controller.

In addition, the search word input window 500 may further include search word change displays 530 and 531. The search word change marks 530 and 531 may be displayed as text or a graphic such as a triangle and a rectangle. When the user inputs a search word change signal for selecting the search word change marks 530 and 531, the currently selected search word choice mark may be changed to another search word choice mark. When the search word change displays 530 and 531 are composed of an arrow-shaped button 1 530 and a button 2 531, a process of changing a search word is performed as follows.

 When the user inputs a search term change signal for selecting button 1 530 while the search term selection mark 524 associated with the content search term 'Scarlett Johansson' is selected, the selected search term selection mark is the search term selection mark 524. Is changed to a search term selection mark 523 associated with a content search term 'Sarah Jessica Parker' located at the top of the search term selection mark 524. In addition, when the user inputs a search word change signal for selecting button 2 (531), the selected search word selection mark is a content search term 'Selma Blair Beitner' located at the bottom of the search word selection mark 524 in the search word selection mark 524. To search term selection indication 525 associated with.

Here, the user inputs the search word change signal by pressing a hot key of the remote control or the space remote control, or when the pointer 501 displayed on the screen is located at the search word change marks 530 and 531, the user presses the change key of the remote control or the space remote control. A search word change signal may be input. In addition, when the pointer 501 is positioned on the search word change marks 530 and 531 for a preset time, the user may be regarded as inputting the search word change signal. In addition, when the search word change displays 530 and 531 are focused, the user may input the search word change signal by pressing a change key of the remote controller or the space remote controller.

6 is a diagram illustrating an embodiment of a screen on which a content search result is displayed.

Referring to FIG. 6, when the search word selection mark 524 associated with the content search word actor 'Scarlett Johansson' is selected in FIG. 5, content in which the actor 'Scarlett Johansson' appears is searched for and information about the searched content is displayed. Is displayed at 600. The information on the content may be displayed as text, as shown in the graphic of FIG. 6, and may be displayed as text and as graphics at the same time. The information about the content may include a content title, a detailed content description, and a thumbnail image.

The screen 600 may include a first display area 610 displaying personal information such as a photo and a name of the actor, and a second content selection display 621 through 625 in which titles of contents in which the actor has appeared are displayed. The display area 620 and the content selection display 621 to 625 displayed in the second display area may include a third display area 630 for displaying detailed information on content associated with the selected content selection display. In the third display area, a title, a running time, a production year, and a thumbnail image of the selected content may be displayed.

7 illustrates another embodiment of a screen on which a content search result is displayed.

Referring to FIG. 7, when the search screen selection display 412 is selected, content having an HD resolution is searched, and information about the searched content is displayed on the screen 700. The screen 700 displays a first display area 710 for displaying a corresponding search item and a search result, and a second display area 720 for displaying content selection marks 721 to 726 in which titles of contents having HD resolution are displayed. ) And a third display area 730 that displays detailed information about content associated with the selected content selection display among the content selection marks 721 to 726 displayed in the second display area. In the third display area, a title, a running time, a production year, and a thumbnail image of the selected content may be displayed.

8 is a diagram illustrating an embodiment of a screen on which a search condition setting window is displayed.

Referring to FIG. 8, the search condition setting window 800 displays setting menus 810 to 840 for filtering or sorting content search results. The user may select the setting menus 810 to 840 to sort or filter the content search results.

9 illustrates another embodiment of a screen on which a search condition setting window is displayed.

Referring to FIG. 9, when the menu 840 is selected in the search condition setting window 800, the search condition setting window 900 is displayed. The user may select a radio button located in the region 910 to set the content search results by preference. For example, the preference may be designated by the number of stars. In this case, the user may set the number of stars to set the content search results to be sorted. In addition, the user may set the content search result to be filtered and displayed as the content having a specific preference.

10 is a diagram illustrating another embodiment of a screen on which a search condition setting window is displayed.

Referring to FIG. 10, when the menu 820 is selected in the search condition setting window 800, the search condition setting window 1000 is displayed. The user may select a radio button located in the area 1010 and set the content search result to be filtered and displayed as content belonging to a specific genre. In addition, the user may select a radio button located in the area 1010 so that the user may set the content search results to be sorted and displayed by genre.

11 is a diagram illustrating another embodiment of a screen on which a search condition setting window is displayed.

Referring to FIG. 11, when the menu 830 is selected in the search condition setting window 800, the search condition setting window 1100 is displayed. The user may select a radio button located in the region 1110 to set the content search result to be filtered and displayed as content belonging to a specific content class. In addition, the user may select a radio button located in the area 1110, and the user may set the content search results to be displayed sorted by content rating.

12 is a diagram illustrating another embodiment of a screen on which a search condition setting window is displayed.

Referring to FIG. 12, when the menu 840 is selected in the search condition setting window 800, the search condition setting window 1200 is displayed. The user may select a radio button located in the area 1210 to set the content search result to be filtered and displayed by the content produced by a specific production company. The user selects a radio button located in the area 1210 so that the user can set the content search results to be sorted and displayed by the manufacturer.

FIG. 13 is a diagram illustrating another embodiment of a screen on which a search condition setting window is displayed.

Referring to FIG. 13, when the menu 810 is selected in the search condition setting window 800, the search condition setting window 1300 is displayed. The user may select a radio button located in the area 1310 to set the content search results to be sorted and displayed according to a specific sorting criteria item. The sorting criteria item may include at least one of a content title, a user preference, a genre, a content rating, a release date, a recent viewing time, and a production company.

14 is a diagram illustrating an embodiment of a screen on which a parental control setting window is displayed.

Referring to FIG. 14, the parental control setting window 1400 provides menus 1410, 1420, 1430, and 1440 for setting up parental control. If the pointer or icon is located in any of the menus 1410, 1420, 1430, 1440, help for the parental control function associated with the menu in which the pointer or icon is located may be displayed in the area 1450. Since an icon is located in the menu 1410 in the parental control setting window 1400, help for a parental control function associated with the menu 1410 is displayed in the area 1440.

The menu 1410 is for setting whether or not to use parental control, and the menu 1420 is for setting only the content having a grade lower than or equal to the grade set by the user, and not displaying content higher than the grade set by the user. In addition, the menu 1430 is for setting the content to be displayed above the set level by filtering by the rating set by the user when the user wants to purchase the content, and the menu 1440 when the user wants to play the content. This is to set the content to be played easily so that only the grade or more that is set is displayed.

15 illustrates another embodiment of a screen on which a parental control setting window is displayed.

Referring to FIG. 15, the parental control setting window 1500 provides an adult content setting menu. Parental control setting window 1500 displays radio buttons in area 1510 for selecting one of a Hide button, a Require passcode, and a Don't require passcode. . In addition, the parental control setting window 1500 displays the help for the selected function in the area 1520. Since the hidden function setting is selected in the parental control setting window 1500, the help for the hidden function is displayed in the area 1520. If the hidden function is selected here, the content folder named After Dark set to V-Chip is set to hidden folder.

16 is a diagram illustrating another embodiment of a screen on which a parental control setting window is displayed.

Referring to FIG. 16, since the use of the passcode is selected in the parental control setting window 1600, help for using the passcode is displayed in the area 1620. In this case, if the use of passcode is selected, the user can access the content included in After Dark set as the V-Chip by accessing the passcode.

17 is a view showing another embodiment of a screen on which a parental control setting window is displayed.

Referring to FIG. 17, since the passcode non-use is selected in the parental control setting window 1700, help for the passcode non-use is displayed in the area 1720. If the passcode is not used, the content included in After Dark set to V-Chip is set to be accessible without the user entering the passcode.

18 is a diagram illustrating an embodiment of a screen on which a passcode input window is displayed.

Referring to FIG. 18, when a passcode is used as in the parental control setting window 1600, a passcode input window 1801 is displayed on the screen 1800 when a user purchases or rents content. Can be. The user may purchase or rent the corresponding content when the appropriate passcode is input through the passcode input window 1801. That is, when the input passcode authentication is successful, access to the corresponding content is possible.

19 is a flowchart illustrating a process of performing an embodiment of a method for providing a content search service according to the present invention.

Referring to FIG. 19, the display unit 316 displays a content search window in operation S1900. The content search window may be the content search window 400 shown in FIG. 4.

The application manager 318 checks whether a search item is selected (S1905). Here, the application manager 318 may confirm that the search item is selected when a search item selection signal for selecting any one of the search item selection marks displayed on the content search window is input. In addition, the application manager 318 may process that the search item associated with the selected search item selection indication is selected according to the search item selection signal.

If a search item is selected, the display unit 316 displays a search word input window in operation S1910. Here, the search word input window may be the search word input window 500 illustrated in FIG. 5. In addition, the search word input window may not be displayed according to the selected search item, and the searched result may be immediately displayed.

The application manager 318 checks whether a search word has been input (S1915).

If a search word is input, the display unit 316 displays the searched result (S1920). The display unit 316 may display the screen 600 illustrated in FIG. 6 or the screen 700 illustrated in FIG. 7 as a screen displaying the searched result.

The application manager 318 checks whether detailed information has been requested (S1925). In this case, the application manager 318 may determine that the detailed information is requested when a content selection signal for selecting any one of the content selection display displayed on the search word input window is input. In addition, the application manager 318 may process that the detailed information on the content associated with the content selection display selected according to the content selection signal is requested.

If the detailed information is requested, the display unit 316 displays the detailed information (S1930). The detailed information may be displayed on the third display area 630 of the screen 600 and the third display area 730 of the screen 700.

The application manager 318 checks whether content is requested (S1935). The content request may be a content purchase request or a content rental request.

If the content is requested, the application manager 318 checks whether the passcode use is set (S1940). Here, the use of the passcode may be set through the parental control setting window 1600 illustrated in FIG. 16.

If the passcode is set to be used, the display unit 316 displays a passcode input window in operation S1945. The passcode input window may be displayed as the passcode input window 1801 of the screen 1800 of FIG. 18.

The application manager 318 checks whether a passcode is input (S1950).

If a passcode is input, the application manager 318 checks whether the entered passcode is appropriate (S1955). The application manager 318 checks whether the previously set passcode matches the input passcode, and if it matches, determines that the input passcode is appropriate.

If the passcode is appropriate, the application manager 318 controls to provide the content (S1960). If the content request is a content purchase request, the user owns the content. In addition, if the content request is a content rental request, the user obtains a right to view the content for a certain period of time.

20 is a diagram illustrating an embodiment of a screen on which a user setting window is displayed.

Referring to FIG. 20, the user setting window 2000 may include at least one classification item selection display 2011 to 2014 for selecting content classification items classified according to user setting information. The content classification item may include at least one of My Rentals, My Movies, My TV Shows, and My Wish List. In addition, the user may additionally create a content classification item, and may delete or change an existing content classification item. In addition, the user may delete the content belonging to the content classification item and set specific content to belong to the content classification item. Accordingly, the present invention provides a user setting window, so that the user can easily access the content by managing the content by type for the content selected by the user.

The classification item selection marks 2011 to 2014 are for selecting one of My Rentals, My Movies, My TV Shows, and My Wish List, respectively.

When the user inputs a classification item selection signal for selecting one of the classification item selection marks 2011 to 2014, a content list belonging to the content classification item associated with the selected category item selection mark is displayed.

The category item selection signal may be input by pressing a hot key of the remote controller or the spatial remote controller or may be input by pressing a selection key of the remote controller or the spatial remote controller when the pointer displayed on the screen is located on the classification item selection display. In addition, when the pointer is positioned on the classification item selection display for a predetermined time or more, the classification item selection signal may be regarded as input. In addition, when the corresponding classification item selection display is focused, the selection key of the remote controller or the space remote controller may be pressed to input the classification item selection signal.

21 is a flowchart illustrating a process of performing another preferred embodiment of the method for providing a content search service according to the present invention.

Referring to FIG. 21, the display unit 316 displays a user setting window in operation S2100. The user setting window may be the user setting window 2000 shown in FIG. 20.

The application manager 318 checks whether a content classification item is selected (S2110). Here, the application manager 318 may confirm that the content classification item is selected when a classification item selection signal for selecting any one of the classification item selection marks displayed on the user setting window is input. In addition, the application manager 318 may process that the content classification item associated with the classification item selection display selected according to the classification item selection signal is selected.

When the content classification item is selected, the display unit 316 displays a content list belonging to the selected content classification item in operation S2120. Herein, the display 316 may display a screen similar to the screen 700 shown in FIG. 7.

In addition, the steps S1925 to S1960 shown in FIG. 19 may be further performed in addition to the step S2120.

22 is a diagram illustrating an embodiment of a screen on which a new content providing window is displayed.

Referring to FIG. 22, the new content providing window 2200 includes at least one classification item selection display 2211 to 2214 for selecting a new content classification item. The new content classification item may include at least one of New To Rent, New To Own, All New Titles, and Coming Soon. Accordingly, the present invention may provide a new content providing window so that the content provider or the service provider may advertise the content to the user by using the classification item for the new content.

The classification item selection marks 2211 to 2214 are for selecting one of New To Rent, New To Own, All New Titles, and Coming Soon, respectively.

When the user inputs a classification item selection signal for selecting one of the classification item selection marks 2211 to 2214, a content list belonging to the content classification item associated with the selected category item selection mark is displayed.

FIG. 23 is a diagram illustrating an embodiment of a screen on which detailed information of new content is displayed.

Referring to FIG. 23, when a category item selection display 2211 is selected in a new content providing window 2200, information about content belonging to a rental new (rent to new) is displayed on the screen 2300. The screen 2300 displays a content selection display 2321 to 2326 displaying corresponding new content classification items and content search results, respectively, in which the titles of the contents belonging to the first display area 2310 and new to rent are displayed. The second display area 2330 may include a third display area 2330 that displays detailed information on content associated with the selected content selection display among the content selection marks 2321 to 2326 displayed in the second display area 2320 and the second display area. In the third display area, a title, a running time, a production year, and a thumbnail image of the selected content may be displayed.

24 is a flowchart illustrating a process of performing another preferred embodiment of a method for providing a content search service according to the present invention.

Referring to FIG. 24, the display unit 316 displays a new content providing window in operation S2400. The new content providing window may be the new content providing window 2200 illustrated in FIG. 22.

The application manager 318 checks whether a new content classification item is selected (S2410). Here, the application manager 318 may confirm that the new content classification item is selected when a classification item selection signal for selecting any one of the classification item selection marks displayed on the new content providing window is input. In addition, the application manager 318 may process that the new content classification item associated with the classification item selection indication selected according to the classification item selection signal is selected.

When the new content classification item is selected, the display unit 316 displays a content list belonging to the selected new content classification item (S2420). The display unit 316 may display the screen 2300 of FIG. 23.

In addition, the steps S1925 to S1960 shown in FIG. 19 may be further performed in addition to the step S2420.

The present invention can also be embodied as computer-readable codes on a computer-readable recording medium. A computer-readable recording medium includes all kinds of recording apparatuses in which data that can be read by a computer apparatus is stored. Examples of the computer-readable recording medium include a ROM, a RAM, a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like, and may be implemented in the form of a carrier wave (for example, transmission via the Internet) . The computer-readable recording medium may also be distributed to networked computer devices so that computer readable code can be stored and executed in a distributed manner.

Although the preferred embodiments of the present invention have been shown and described above, the present invention is not limited to the specific preferred embodiments described above, and the present invention belongs to the present invention without departing from the gist of the present invention as claimed in the claims. Various modifications can be made by those skilled in the art, and such changes are within the scope of the claims.

Claims (15)

A method for providing a content retrieval service in a digital broadcasting receiver,
Displaying at least one search item selection indication for selecting a search item;
Receiving a signal for selecting one of the displayed at least one search item selection mark; And
And displaying a content selection mark for selecting searched content based on a search item associated with the selected search item selection mark. The method of claim 1,
The search item includes at least one of a genre, a resolution, a broadcast program, a content rating, an actor, a director, and a title. The method of claim 1,
And displaying the content selection display in a sorted manner according to a preset sorting criteria item. The method of claim 3, wherein
The sorting criteria item may include at least one of a content title, a user preference, a genre, a content rating, and a production company. The method of claim 1,
In the displaying of the content selection indication,
And displaying a content selection display for selecting filtered content from the searched content according to a preset filtering criteria item. 6. The method of claim 5,
The filtering criterion item includes at least one of user preference, genre, and content rating. A method for providing a content retrieval service in a digital broadcasting receiver,
Displaying at least one classification item selection indication for selecting a content classification item classified according to user setting information;
Receiving a signal for selecting one of the displayed at least one category item selection mark; And
And displaying a content selection display for selecting content belonging to a content classification item associated with the selected classification item selection display. The method of claim 7, wherein
At least one content belonging to the content classification item is selected according to a user setting signal. A method for providing a content retrieval service in a digital broadcasting receiver,
Displaying at least one classification item selection indication for selecting a new content classification item;
Receiving a signal for selecting one of the displayed at least one category item selection mark; And
And displaying at least one content selection mark for selecting new content belonging to the content classification item associated with the selected category item selection mark. The method according to any one of claims 1, 7, and 9,
And displaying at least one menu for setting a parental control function. The method of claim 10,
And when a pointer is located on the displayed menu, help for a parental control function associated with the menu is displayed. 12. The method of claim 11,
And the pointer is changed in position according to a signal input from a spatial remote controller. The method according to any one of claims 1, 7, and 9,
And displaying a menu for selecting at least one of a hidden function setting, a passcode use setting, and a passcode nonuse setting for content belonging to a specific content class. The method according to any one of claims 1, 7, and 9,
Receiving a signal for selecting the displayed content selection display; And
And displaying detailed information of content associated with the content selection display selected according to the input signal. The method of claim 14,
Receiving a signal for requesting the associated content; And
And if the requested content belongs to a content class in which passcode usage is set, requesting a passcode.

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