KR20110026117A - Operating method for outputting web page and internet protocol television enabling of the method - Google Patents

Abstract

PURPOSE: An operating method for outputting a webpage and an Internet protocol television enabling of the method are provided to conveniently and rapidly perform a webpage browsing in an IPTV by outputting a link corresponding to a selected link identifier. CONSTITUTION: An application manager(1018) downloads and outputs a webpage from a server, and a service delivery manager(1006) parses a link included in the webpage. A user interface manager(1019) receives a link identifier from a user. The application manager adds the link identifier to the webpage and outputs to webpage, wherein the link identifier is assigned to the link.

Description

OPERATING METHOD FOR OUTPUTTING WEB PAGE AND INTERNET PROTOCOL TELEVISION ENABLING OF THE METHOD}

The present invention relates to a method of operating an IPTV and to an IPTV employing the method. More particularly, the link identifier is output to a link of a web page output from the IPTV, and if the corresponding link identifier is selected from an external input means, the selected link is selected. A method of operating an IPTV for outputting a web page corresponding to an identifier, and a broadcast receiver employing the method.

Conventional broadcast receivers are serviced in such a manner that content produced by a broadcaster is transmitted through a radio wave transmission medium such as terrestrial, cable, or satellite broadcasting, and a user views the receiver 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 providing a web page received through the Internet network in the conventional IPTV, the user browses the web page using a remote control. In the case of the web page provided by the IPTV, the user includes many links. It was difficult to print a web page by selecting a link.

1 is a diagram illustrating an embodiment of a web page provided by a conventional IPTV.

Referring to FIG. 1, a web page provided by an IPTV may include a plurality of links 101 to 111. To select a link, a user needs to press the up-down key of the remote control several times to move the link. It takes a lot of time, there was a problem that the user feels uncomfortable.

Accordingly, there is an urgent need for a method of operating an IPTV and a need for developing an IPTV employing the method to solve the problems of the conventional IPTV and to perform web page browsing in the IPTV quickly and conveniently.

The present invention has been made to solve the above problems of the conventional IPTV, and assigns a link identifier to a link included in a web page, and when the user selects the link identifier from an external input means, It is an object of the present invention to provide a method of operating an IPTV and an IPTV employing the method for outputting a corresponding link so as to quickly and conveniently browse web pages on the IPTV.

An operation method of an IPTV according to an embodiment of the present invention includes the steps of downloading and outputting a web page from a predetermined server; Parsing a link included in the web page; Allocating a link identifier for each parsed link; And outputting the link link identifier added to the link included in the web page.

At this time, the operation method of the IPTV includes the step of selecting the link identifier from the user; Determining a link corresponding to the selected link identifier; And downloading and outputting a web page corresponding to the determined link.

In this case, the link identifier may be a combination of buttons included in the external input means, and the link identifier may be selected by the external input means. In addition, the link identifier may be a combination of numbers or letters.

In this case, the step of selecting the link identifier from the user, and determining the link corresponding to the selected link identifier, the step of receiving the link identifier from the external input means; Transmitting, by the external input means, a key code corresponding to the selected link identifier to the IPTV; The IPTV may include determining a link identifier corresponding to the received keycode after receiving the keycode.

In addition, the step of outputting the assigned link identifier to the link included in the web page, when receiving a predetermined key command from an external input means, outputs by appending the assigned link identifier to the link included in the web page It may include the step.

In this case, the link may be an HTML source.

According to another embodiment of the present invention, an IPTV includes: an application manager for downloading and outputting a web page from a predetermined server; And a service delivery manager for parsing a link included in the web page, wherein the application manager allocates a link identifier for each parsed link and appends the assigned link identifier to a link included in the web page. can do.

In this case, the IPTV further includes a user interface manager for selecting the link identifier from the user, and the application manager determines a link corresponding to the selected link identifier, and determines a web page corresponding to the determined link. Can be downloaded and printed.

The link identifier may be a combination of buttons included in an external input means, and the link identifier may be a combination of numbers or letters.

In addition, when the application manager receives a predetermined key command from an external input means, the application manager may output the link identifier assigned to the link included in the web page.

The user interface manager may receive a key code corresponding to the link identifier selected by the external input means, and the application manager may determine the link identifier corresponding to the received key code.

The link may be an HTML source.

The present invention assigns a link identifier to a link included in a web page, and outputs a link corresponding to the selected link identifier when the user selects the link identifier from an external input means, thereby quickly and conveniently browsing the web page on the IPTV. It has the effect of making it work.

Hereinafter, an operation method of an IPTV and an IPTV employing the method will be described in detail with reference to the accompanying drawings.

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 as 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 general terms widely used as possible in consideration of the functions in the present invention, but may vary according to the intention or custom of a person skilled in the art or the emergence of a new technology. 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.

An Internet Protocol TV (IPTV) system, which is an example of a system that can provide various contents using the Internet network, can be largely divided into a server, a network, and a receiver.

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.

When 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. have. 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 and playback information for 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 types of contents of the Internet as well as various types of existing broadcasting contents may be provided. 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.

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

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.

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.

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

Referring to FIG. 3, 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. The transport protocol may be a File Delivery over Unidi-rectional Transport (FLUTE) mounted on ALC / LCT over IP / UDP, and may include DVB-STP, DVB data / object carousel, File Transfer Protocol (FTP), HTTP ( hypertext transfer protocol), and the above-described protocol may be used as another 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. You can find it through:

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

4 is a flowchart illustrating a process of controlling an IPTV according to an embodiment of the present invention.

Referring to FIG. 4, the IPTV according to an embodiment of the present invention downloads and outputs a web page from a predetermined content server in step S401.

Next, in step S402, the broadcast receiver determines whether the user selects the link mode.

The link mode may be set by the user selecting a predetermined key input from a predetermined external input means (for example, a remote controller or the like) or a key input unit attached to the IPTV, or may be set by selecting a separate menu.

When the user selects the link mode, the broadcast receiver parses the link included in the web page in step S403.

5 is a diagram illustrating an embodiment of parsing a link included in a webpage according to the present invention.

Referring to FIG. 5, an IPTV according to an embodiment of the present invention parses an HTML source of a web page and parses links 501 and 502 included in the HTML source.

In step S404, the IPTV allocates a link identifier for each parsed link. In this case, the link identifier may be a combination of buttons included in the external input means.

For example, the link identifier may be a combination of numeric or character buttons included in the external input means. The IPTV may sequentially allocate the link identifier for each link by using the pre-stored allocation order of the link identifier.

Further, according to the embodiment, the IPTV may recognize the link identifier corresponding to the key code transmitted from the external input means by matching and storing the key code transmitted from the external input means.

6 to 7 illustrate an embodiment in which a link identifier is assigned to a link included in a web page.

Referring to FIG. 6, an IPTV according to an embodiment of the present invention allocates a link identifier 602 for each link 601 included in a web page, and stores a key code 603 corresponding to each link identifier. .

In this case, the link identifier 602 may be a combination of characters included in the remote controller. The key code 603 may be data transmitted by the remote controller from the remote controller to the IPTV when the user presses a button corresponding to the link identifier.

Referring to FIG. 7, the IPTV according to an embodiment of the present invention allocates a link identifier 702 for each link 701 included in a web page, and stores a key code 603 corresponding to each link identifier. .

In this case, the link identifier 602 may be a combination of characters included in the remote controller. The key code 603 may be data transmitted by the remote controller from the remote controller to the IPTV when the user presses a button corresponding to the link identifier.

In step S405, the IPTV adds and outputs the assigned link identifier to the link included in the web page. According to an embodiment, when the user selects a predetermined key input from an external input means and selects a link mode, the allocated link identifier may be added to the link included in the web page.

In step S406, the IPTV determines whether the link identifier is selected by the user.

The user can select the link identifier by pressing a button corresponding to the link identifier in the external input means.

In step S407, the IPTV determines a link corresponding to the selected link identifier, and downloads and outputs a web page corresponding to the determined link.

For example, when a user presses a button corresponding to a link identifier in a remote controller which is an external input means, the remote controller transmits a key code corresponding to the pressed button to the IPTV in a wireless transmission method. After receiving the transmitted keycode, the IPTV determines a link identifier corresponding to the received keycode and outputs a link corresponding to the link identifier.

FIG. 8 is a diagram illustrating an embodiment in which a link identifier is added to a link and output in an IPTV according to the present invention.

Referring to FIG. 8, the IPTV according to an embodiment of the present invention may output link identifiers 801 to 812 for each link included in a web page. When the user selects the link identifier from an external input means such as a remote controller, the web page corresponding to the selected link identifier may be downloaded and output.

For example, when the user inputs 'U' on the remote controller, a web page corresponding to 'home' may be output.

Therefore, the present invention allocates a link identifier to a link included in a web page, and when a user selects the link identifier from an external input means, outputs a link corresponding to the selected link identifier, thereby browsing the web page on the IPTV. It has the effect of making it quick and convenient.

For example, in FIG. 8, in order to output a web page corresponding to the 'community', the user had to select four or more moving buttons with the remote controller. Since the output is significantly reduced, the number of button inputs is remarkably reduced, so that web page browsing on IPTV can be performed quickly and conveniently.

9 is a diagram illustrating an embodiment of webpage browsing according to the present invention. Referring to FIG. 9, the user selects the link mode on the remote controller 901 so that the link identifier 903 is output for each link on the IPTV.

Next, the user selects a link identifier corresponding to a link desired by the remote controller 901. For example, the user can enter a button '1'. The remote control 901 transmits the key code corresponding to the button '1' to the IPTV 902,

After receiving the key code corresponding to the button '1', the IPTV determines the link identifier '1' corresponding to the key code, and outputs the web page of the link corresponding to the link identifier '1'.

10 is a block diagram showing the configuration of an IPTV receiver (digital broadcast receiver) according to an embodiment of the present invention.

Referring to FIG. 10, the IPTV receiver 1000 may include a separate tuner 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 IPTV receiver 1000 includes a network interface unit 1002, a TCP / IP manager 1004, a service delivery manager 1006, a demultiplexer 1008, a data decoder 1010, a decoder 1012, a display unit 1016, The application manager 1018, the service information database unit 1022, the service discovery manager 1024, the service control manager 1026, the metadata manager 1028, and the content database unit 1030 are included.

The network interface unit 1002 receives packets received from a network and transmits the packets to the network. That is, the network interface unit 1102 receives content from a service provider through a network.

The TCP / IP manager 1004 is involved in packet transmission from the source to the destination for the packet received by the IPTV receiver 1000 and the packet transmitted by the IPTV receiver 1000. The TCP / IP manager 1004 classifies the received packet to correspond to an appropriate protocol, and classifies the packet into a service delivery manager 1006, a service discovery manager 1024, a service control manager 1026, and a metadata manager 1028. Output the printed packet.

The service delivery manager 1006 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 1006 parses the received data packet according to the RTP and transmits it to the demultiplexer 1008 or under the control of the service manager 1020. Therefore, the content database unit 1030 stores the content. Then, the RTCP is used to feed back the network reception information to a server that provides a service.

The demultiplexer 1008 demultiplexes the received packet into audio, video, program specific information (PSI) data, and the like, and transmits the demultiplexer 1008 to the decoder 1012 and the data decoder 1010, respectively.

The data decoder 1010 decodes service information such as program specific information (PSI). That is, the data decoder 1010 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 1008.

In addition, the data decoder 1010 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 1022.

The decoder 1012 decodes the video data and the audio data received by the demultiplexer 1008. To this end, the decoder 1012 includes an audio decoder 1013 and a video decoder 1014. The audio data decoded by the audio decoder 1013 is provided to the user through a speaker (not shown), and the video data decoded by the video decoder 1014 is provided to the user through the display unit 1016.

The application manager 1018 manages the overall state of the IPTV receiver 1000 and provides a user interface. The application manager 1018 downloads and outputs a web page from a predetermined server.

The service delivery manager 1006 parses a link included in the web page and delivers the parsed link information to the application manager 1018. The application manager 1018 allocates a link identifier for each of the parsed links, and adds the assigned link identifier to a link included in the web page.

The user interface manager 1019 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. For example, when a key input regarding channel selection is received from a user, the key input signal is transmitted to the service manager 1020.

The user interface manager 1019 receives the link identifier from the user. At this time, the user interface manager 1019 may receive a key code corresponding to the link identifier selected by the external input means, and the application manager 1018 may determine the link identifier corresponding to the received key code.

The application manager 1018 determines a link corresponding to the selected link identifier, and downloads and outputs a web page corresponding to the determined link. In this case, the link may be an HTML source.

In this case, the link identifier may be a combination of buttons included in the external input means, and the link identifier may be a combination of numbers or letters.

In addition, when the application manager 1018 receives a predetermined key command from an external input means, the application manager 1018 may add the assigned link identifier to the link included in the web page and output the link identifier.

The service manager 1020 controls a manager associated with a service such as a service delivery manager 1006, a service discovery manager 1024, a service control manager 1026, a metadata manager 1028, and an IG-OITF client.

In addition, the service manager 1020 creates a channel map and selects a channel using the channel map according to a key input received from the user interface manager 1019.

The service manager 1020 receives service information of a channel from the data decoder 1010 and sets an audio / video packet identifier (PID) of the selected channel to the demultiplexer 1008.

The service discovery manager 1024 provides information necessary for selecting a service provider providing a service. Upon receiving a signal for channel selection from the service manager 1020, the service discovery manager 1024 searches for a service using the information.

The service control manager 1026 is in charge of 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 1126 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 1028 manages metadata associated with a service and stores the metadata in the service information database unit 1022.

The service information database unit 1022 stores service information decoded by the data decoder 1010, metadata managed by the metadata manager 1028, and information necessary to select a service provider provided by the service discovery manager 1024. . In addition, the service information database unit 1022 may store setup data for the system.

The service information database unit 1022 and the content database unit 1030 may be implemented using nonvolatile memory (NVRAM) or flash memory, respectively, and are divided into two logically separated areas on the same storage area. Can be implemented.

The present invention is not limited to the above-described embodiments, and as can be seen in the appended claims, modifications can be made by those skilled in the art to which the invention pertains, and such modifications are within the scope of the present invention.

As described above, the present invention has been described by way of limited embodiments and drawings, but the present invention is not limited to the above-described embodiments, which can be variously modified and modified by those skilled in the art to which the present invention pertains. Modifications are possible. Accordingly, the spirit of the present invention should be understood only by the claims set forth below, and all equivalent or equivalent modifications thereof will belong to the scope of the present invention.

1 is a view showing an embodiment of a web page provided by a conventional IPTV.

2 is a diagram schematically showing an IPTV system as an embodiment according to the present invention;

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

4 is a flowchart illustrating a process of controlling an IPTV according to an embodiment of the present invention.

5 illustrates an embodiment of parsing a link included in a webpage according to the present invention.

6 to 7 illustrate an embodiment in which a link identifier is assigned to a link included in a web page.

8 is a diagram illustrating an embodiment in which a link identifier is added to a link and output in an IPTV according to the present invention;

9 illustrates an embodiment of webpage browsing in accordance with the present invention.

10 is a block diagram showing the configuration of an IPTV receiver (digital broadcast receiver) according to an embodiment of the present invention.

Claims (14)

In the operation method of the IPTV, Downloading and outputting a web page from a predetermined server; Parsing a link included in the web page; Allocating a link identifier for each parsed link; And Outputting by appending the assigned link identifier to a link included in the webpage Operating method of the IPTV characterized in that it comprises a. The method of claim 1, Receiving the link identifier from a user; Determining a link corresponding to the selected link identifier; And Downloading and outputting a web page corresponding to the determined link Operation method of the IPTV, characterized in that it further comprises. The method of claim 2, The link identifier is a combination of buttons included in the external input means, And wherein the link identifier is selected by the external input means. The method of claim 3, And the link identifier is a combination of numbers or letters. The method of claim 2, The step of selecting the link identifier from the user, and determining the link corresponding to the selected link identifier, Receiving the link identifier by an external input means; Transmitting, by the external input means, a key code corresponding to the selected link identifier to the IPTV; And The IPTV, after receiving the keycode, determining a link identifier corresponding to the received keycode Operating method of the IPTV comprising a. The method of claim 1, The step of outputting the assigned link identifier to the link included in the web page, Upon receiving a predetermined key command from an external input means, outputting the link link identifier included in the link included in the web page and outputting the link identifier; Operating method of the IPTV comprising a. The method of claim 1, And said link is an HTML source. An application manager for downloading and outputting a web page from a predetermined server; And A service delivery manager for parsing links included in the web page Including, The application manager allocates a link identifier for each of the parsed links, and adds the assigned link identifier to a link included in the web page and outputs the link identifier. The method of claim 8, A user interface manager for selecting the link identifier from a user More, The application manager, Determining a link corresponding to the selected link identifier, and downloading and outputting a web page corresponding to the determined link. The method of claim 8, And the link identifier is a combination of buttons included in an external input means. The method of claim 10, And said linkage identifier is a combination of numbers or letters. The method of claim 8, And the application manager, upon receiving a predetermined key command from an external input means, outputs the link link identifier assigned to the link included in the web page. 10. The method of claim 9, The user interface manager receives a key code corresponding to the link identifier selected by the external input means, Wherein the application manager determines a linkage identifier corresponding to the received keycode. The method of claim 8, IPTV, characterized in that the link is an HTML source.

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