KR20140091248A - Method for providing distributed broadcasting service, device, and recording medium thereof - Google Patents

Method for providing distributed broadcasting service, device, and recording medium thereof Download PDF

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Publication number
KR20140091248A
KR20140091248A KR1020130003271A KR20130003271A KR20140091248A KR 20140091248 A KR20140091248 A KR 20140091248A KR 1020130003271 A KR1020130003271 A KR 1020130003271A KR 20130003271 A KR20130003271 A KR 20130003271A KR 20140091248 A KR20140091248 A KR 20140091248A
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KR
South Korea
Prior art keywords
broadcast
terminal
receiving
distributed
broadcast receiving
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KR1020130003271A
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Korean (ko)
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KR102042599B1 (en
Inventor
손정효
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주식회사 엘지유플러스
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Priority to KR1020130003271A priority Critical patent/KR102042599B1/en
Publication of KR20140091248A publication Critical patent/KR20140091248A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • H04N21/25808—Management of client data
    • H04N21/25816—Management of client data involving client authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H04N21/42684—Client identification by a unique number or address, e.g. serial number, MAC address, socket ID
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Power Engineering (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Graphics (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

A distributed broadcast service providing method, an apparatus therefor, and a recording medium are disclosed. Specifically, the present invention provides a method for providing a distributed broadcast service to a terminal through a broadcast receiving apparatus that receives a broadcast signal in real time, the method comprising: receiving a distributed broadcast request message requesting reception of a broadcast signal from the terminal; Selecting one or more broadcast receiving apparatuses and transmitting the address information of the selected one or more broadcast receiving apparatuses to the terminal, wherein the first broadcast signal transmitted to the terminal is identical to the second broadcast signal transmitted to the broadcast receiving apparatus Content, but have different data formats.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a distributed broadcast service providing method,

The present invention relates to a method of providing a broadcast service, and more particularly, to a method, apparatus, and recording medium for providing a broadcast service to a terminal through a broadcast receiving apparatus that receives broadcast signals in real time.

The mobile communication system has been developed to provide voice service while ensuring the user 's activity. However, mobile communication systems are gradually expanding not only to voice but also data services, and various additional services using mobile communication terminals are being provided. Accordingly, various multimedia contents (movies, music, games, securities, media, news, etc.), applications, solutions, and software that can be used in mobile communication terminals are being developed. Such additional services are becoming more diversified due to the development of technologies for providing communication services such as voice call, video call, and text chat service through an IP (Internet Protocol) network.

An N-screen service refers to a technique or service that continuously services one multimedia content on a plurality of devices. For example, a user can watch a movie or broadcast from a home on a TV through a tablet PC or a smartphone. As well as this kind of follow-up service, additional information related to watching TV is also provided to users using a smartphone or a tablet PC.

However, in the case of the existing mobile TV service, broadcasting signals are directly transmitted from the broadcasting center to each terminal in order to transmit real-time broadcasting. If the number of terminals is increased and the number of concurrent users increases in the broadcasting center, There are disadvantages.

An object of the present invention is to provide a method, apparatus, and recording medium for smoothly providing a real-time broadcast service to a terminal.

It is another object of the present invention to provide a method, apparatus, and recording medium for providing a broadcast service to a terminal through a broadcast receiving apparatus provided with a real-time broadcast service.

It is another object of the present invention to provide a method for preventing traffic load in a device for providing a broadcast service and an increase in traffic in a wireless network section, an apparatus therefor, and a recording medium.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are not restrictive of the invention, unless further departing from the spirit and scope of the invention as defined by the appended claims. It will be possible.

According to another aspect of the present invention, there is provided a method of providing a distributed broadcast service to a terminal through a broadcast receiving apparatus that receives a broadcast signal in real time, the method comprising: Selecting one or more broadcast receiving apparatuses closest to the location of the terminal and transmitting address information of the selected one or more broadcast receiving apparatuses to the terminal, The signal includes the same content as the second broadcast signal transmitted to the broadcast receiving apparatus, but has different data formats.

Preferably, the method further comprises authenticating the terminal to be a valid terminal through at least one of a subscriber number of the terminal and a MAC (Media Access Control) address of the terminal.

Preferably, the method further comprises transmitting the authentication key information of the selected one or more broadcast receiving apparatuses to the terminal.

Preferably, when the location of the terminal is changed, the method further includes the step of reselecting one or more broadcast receiving apparatuses closest to the location of the changed terminal.

Preferably, the method further comprises transmitting priority information of the selected one or more broadcast receiving apparatuses to the terminal.

According to another aspect of the present invention, there is provided a method for receiving a broadcast signal through a broadcast receiving apparatus that receives a broadcast signal in real time, the method comprising: Transmitting a broadcast request message to a distributed broadcast management apparatus, receiving address information of one or more broadcast receiving apparatuses closest to a location of the terminal, and receiving the first broadcast signal by accessing one of the one or more broadcast receiving apparatuses The broadcast signal includes the same content as the second broadcast signal transmitted to the broadcast receiving apparatus, but has different data formats.

Preferably, the method further comprises transmitting at least one of a subscriber number of the subscriber station and a MAC (Media Access Control) address of the subscriber station to the distributed broadcast management apparatus.

Preferably, the method further comprises receiving authentication key information of at least one broadcast receiving apparatus selected from the distributed broadcast managing apparatus.

Preferably, when the location of the terminal is changed, the method further includes the step of re-receiving one or more broadcast receiving apparatuses closest to the changed terminal location.

Preferably, the method further includes receiving priority information of at least one broadcast receiving apparatus selected from the distributed broadcast managing apparatus.

Preferably, when the reception quality of the first broadcast signal is less than a predetermined threshold, the method further comprises receiving the first broadcast signal by connecting to another broadcast receiving apparatus of the one or more broadcast receiving apparatuses.

According to an aspect of the present invention, there is provided an apparatus for providing a distributed broadcast service to a terminal through a broadcast receiving apparatus that receives a broadcast signal in real time, the apparatus comprising: a transmitter- And a controller for selecting one or more broadcast receiving apparatuses closest to the location of the terminal and transmitting the address information of the selected one or more broadcast receiving apparatuses to the terminal, 1 broadcast signal includes the same content as the second broadcast signal transmitted to the broadcast receiving apparatus, but has different data formats.

Preferably, the controller authenticates the terminal through at least one of a subscriber number of the terminal and a MAC (Media Access Control) address of the terminal.

Preferably, the control unit transmits the authentication key information of the selected one or more broadcast receiving apparatuses to the terminal.

Preferably, when the location of the terminal is changed, the control unit reselects one or more broadcast receiving apparatuses closest to the location of the changed terminal.

Preferably, the control unit transmits priority information of the selected one or more broadcast receiving apparatuses to the terminal.

According to an aspect of the present invention, there is provided a terminal for receiving a broadcast signal through a broadcast receiving apparatus for receiving a broadcast signal in real time, the terminal comprising: a transmitter / receiver for transmitting and receiving information; A controller for transmitting a distributed broadcast request message to a distributed broadcast management apparatus, receiving address information of one or more broadcast receiving apparatuses closest to the position of the terminal, accessing one of the one or more broadcast receiving apparatuses and receiving the first broadcast signal, The broadcast signal includes the same content as the second broadcast signal transmitted to the broadcast receiving apparatus, but has different data formats.

Preferably, the control unit transmits at least one of a subscriber number of the subscriber station and a MAC (Media Access Control) address of the subscriber station to the distributed broadcasting management apparatus.

Preferably, the control unit transmits at least one of a subscriber number of the subscriber station and a MAC (Media Access Control) address of the subscriber station to the distributed broadcasting management apparatus.

Preferably, when the location of the terminal is changed, the control unit re-receives one or more broadcast receiving apparatuses closest to the location of the changed terminal.

Preferably, the control unit receives priority information of at least one broadcast receiving apparatus selected from the distributed broadcast managing apparatus.

Preferably, when the reception quality of the first broadcast signal is lower than a predetermined threshold value, the control unit connects to another broadcast receiving apparatus of the one or more broadcast receiving apparatuses and receives the first broadcast signal.

According to an aspect of the present invention, there is provided a computer-readable recording medium having recorded thereon a program for providing a distributed broadcast service to a terminal through a broadcast receiving apparatus for receiving a broadcast signal in real time, A function of receiving a distributed broadcast request message requesting reception of a broadcast signal from a terminal, a function of selecting one or more broadcast receiving apparatuses closest to the position of the terminal, and a function of transmitting address information of the selected one or more broadcast receiving apparatuses to the terminal The first broadcast signal transmitted to the terminal includes the same content as the second broadcast signal transmitted to the broadcast receiver, but has different data formats.

According to an aspect of the present invention, there is provided a computer-readable recording medium having recorded thereon a program for receiving a broadcast signal through a broadcast receiving apparatus for receiving a broadcast signal in real time, A function of transmitting a distributed broadcast request message for requesting reception of a first broadcast signal to a distributed broadcast management apparatus, a function of receiving address information of one or more broadcast receiving apparatuses closest to the position of the terminal, The broadcast signal includes a content identical to a second broadcast signal transmitted to a broadcast receiving apparatus, but has a different data format.

According to the embodiment of the present invention, the terminal can smoothly provide the terminal with the real-time broadcasting service provided in the broadcasting center.

According to an embodiment of the present invention, a real-time broadcast service is provided to a terminal through a broadcast receiving apparatus provided with a real-time broadcast service, thereby reducing a load on an apparatus for providing a broadcast service due to an increase in concurrent users.

In addition, according to an embodiment of the present invention, a broadcasting receiving apparatus closest to a location of a terminal among the broadcasting receiving apparatuses provided with a real-time broadcasting service can be selected to provide a terminal with a real-time broadcasting service smoothly.

In addition, according to an embodiment of the present invention, it is possible to prevent a traffic increase in a wireless network section by distinguishing a broadcast signal transmitted to a broadcast receiving apparatus from a broadcast signal transmitted to a terminal.

The effects obtained in the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the following description .

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and, together with the description, serve to explain the technical features of the invention.
1 is a diagram illustrating a distributed broadcast service system according to an embodiment of the present invention.
2 is a diagram illustrating an existing broadcast service providing method.
3 is a diagram illustrating a method of providing a distributed broadcast service according to an embodiment of the present invention.
4 is a diagram illustrating a procedure of a distributed broadcast service providing method according to an embodiment of the present invention.
5 is a diagram illustrating a procedure of a distributed broadcast service providing method according to an embodiment of the present invention.
6 is a diagram illustrating a procedure of a distributed broadcast service providing method according to an embodiment of the present invention.
FIG. 7 is a diagram illustrating a scenario in which a broadcasting receiver is reselected due to positional movement of a terminal according to an embodiment of the present invention.
8 is a diagram illustrating a procedure of a distributed broadcast service providing method according to an embodiment of the present invention.
9 is a diagram illustrating information of a candidate broadcast receiving apparatus according to an embodiment of the present invention.
10 is a block diagram of a distributed broadcast management apparatus supporting a distributed broadcast service system according to an embodiment of the present invention.
11 is a block diagram of a terminal supporting a distributed broadcast service system according to an embodiment of the present invention.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The following detailed description, together with the accompanying drawings, is intended to illustrate exemplary embodiments of the invention and is not intended to represent the only embodiments in which the invention may be practiced. The following detailed description includes specific details in order to provide a thorough understanding of the present invention. In the description of the drawings, there is no description of procedures or steps that may obscure the technical gist of the present invention, nor is any description of steps or steps enough to be understood by those skilled in the art.

Throughout the specification, when an element is referred to as "comprising" or " including ", it is meant that the element does not exclude other elements, do. Also, the terms " part, "" module," and " module ", etc. in the specification mean a unit for processing at least one function or operation and may be implemented by hardware or software or a combination of hardware and software have. Also, the terms " a or ", "one "," the ", and the like are synonyms in the context of describing the invention (particularly in the context of the following claims) May be used in a sense including both singular and plural, unless the context clearly dictates otherwise.

The specific terms used in the embodiments of the present invention are provided to facilitate understanding of the present invention, and the use of such specific terms may be changed into other forms without departing from the technical idea of the present invention.

1 is a diagram illustrating a distributed broadcast service system according to an embodiment of the present invention.

1, a distributed broadcast service system according to the present invention includes a broadcast center 110, a broadcast receiving apparatus 120, a distributed broadcast management apparatus 130, a terminal 140, and a network 150 . However, the distributed broadcast service system described below includes at least one of the components shown in FIG. 1, but is not limited thereto.

The broadcasting center 110 means a device (or server) operated by a service provider in order to provide a user with a real time TV (linear TV) service or various contents. Here, the service provider means an operator who provides communication services to customers or other users based on tariffs or contracts, and the service provider may or may not operate the network. In addition, the service provider may or may not be a customer of another service provider. A real time TV (Linear TV) means a television service in a continuous stream flow from a service provider to a terminal device, and a user can not control the time order in which contents are viewed. Content refers to material such as video, audio, graphics, etc. used in a service, and may include data and applications.

The broadcast receiving apparatus 120 receives a broadcast signal transmitted from the broadcast center 110 through a broadcast network and provides the received broadcast signal to the user terminal 140. In addition, a real-time TV or contents provided from the broadcasting center 110 can be processed and output.

The distributed broadcast service according to the present invention is a service for providing a broadcast signal transmitted from the broadcast center 110 to the user terminal 140 through the broadcast receiving apparatus 120.

The distributed broadcast management apparatus 130 refers to a device (or a server) that provides the user terminal 140 with information of the broadcast receiving apparatus 120 capable of providing a distributed broadcast service to the user terminal 140. [ The distributed broadcast management apparatus 130 registers the location of the broadcast receiving apparatus 120 to smoothly provide the distributed broadcast service and transmits the information of the broadcast receiving apparatus 120 to the user terminal 140 140).

The terminal 140 refers to an end user apparatus that processes and outputs a real time TV or contents provided from the broadcasting center 110. [ That is, it means a device that receives a broadcast signal transmitted from the broadcast center 110 through the broadcast receiving device 120, processes the received broadcast signal, and outputs the processed broadcast signal.

The broadcast receiving apparatus 120 and / or the terminal 140 described in the present invention may be a personal computer (PC), a notebook computer, a computer peripheral device, a mobile phone, a smart phone, a tablet PC, Assistants, Portable Multimedia Player (PMP), cellular phone, PCS (Personal Communication Service) phone, GSM (Global System for Mobile) phone, WCDMA (Wideband CDMA) phone, Mobile Broadband System A TV set, a monitor, a VoIP terminal, or an audio visual media player, such as an Internet Protocol Television (OSPF), a set-top box, an over-the-top TV, a smart TV, Of course, this is merely an example, and it should be construed as a concept including a device that is currently developed, commercialized, or capable of all communication to be developed in the future, in addition to the above-described examples.

The network 150 means a data communication network for data transmission and information exchange between the broadcast receiving apparatus 120, the distributed broadcast management apparatus 130 and the terminal 140, and the type thereof is not particularly limited. For example, i-bimnet, which provides high-capacity data transmission and reception services through Internet Protocol (IP), and data service without disconnection, is an i-bimetal architecture that integrates different networks based on IP, It can be network. Also, the network 130 may include a broadcasting communication network, a wired network, a Wibro (Wireless Broadband) network, a Wimax (World Interoperability for Microwave Access) network, a mobile communication network including WCDMA, a High Speed Downlink Packet Access (HSDPA) , A mobile communication network including LTE advanced, a satellite communication network, and a WLAN (Wi-Fi) network.

Meanwhile, short-range wireless communication may be used to transmit / receive a broadcast signal between the broadcast receiving apparatus 120 and the terminal 140. Near Field Communication (NFC), WiFi Direct, Bluetooth, Radio Frequency Identification (RFID), infrared data association (IrDA), and the like are used as a short range communication technology. , UWB (Ultra Wideband), ZigBee, etc. can be used.

2 is a diagram illustrating an existing broadcast service providing method.

Referring to FIG. 2, in the case of a real-time TV service provided to an existing mobile device, a broadcast signal is transmitted from a broadcasting center to each terminal in a unicasting manner in order to transmit real-time broadcasting. Here, if the number of terminals receiving broadcast signals connected to the broadcast center is increased, the broadcasting center will be heavily loaded to transmit broadcast signals in proportion to the number of terminals. As a result, if the number of concurrent users increases in the broadcasting center, the cost of expanding the server of the broadcasting center may be continuously generated.

3 is a diagram illustrating a method of providing a distributed broadcast service according to an embodiment of the present invention.

Referring to FIG. 3, a broadcast center transmits a real-time broadcast signal (IPTV broadcast signal, hereinafter referred to as "main broadcast signal") transmitted to a broadcast receiving apparatus (STB) through a broadcast network in a multicasting manner, And transmits additional broadcast signals for the terminal together. Here, the broadcast receiving apparatus STB processes and outputs the main broadcasting signal transmitted from the broadcasting center. However, if the request for the additional broadcasting signal is not received from the terminal, the broadcasting receiving apparatus STB immediately discards the additional broadcasting signal transmitted from the broadcasting center can do.

The additional broadcasting signal means a broadcast signal which is additionally transmitted for transmission to a terminal connected to the broadcast receiving apparatus (STB). That is, the additional broadcasting signal includes the same content as the main broadcasting signal transmitted in real time, but it may be composed of a data format having image quality / sound quality suitable for output to the terminal. For example, if the main broadcasting signal received by the broadcasting receiver STB is a high definition (HD) signal, if the HD signal is directly transmitted to the terminal, the processing capacity of the broadcasting signal exceeds the processing capability of the poor terminal As a result, the received broadcast signal can not be output smoothly and the received broadcast signal can be discarded.

The distributed broadcast management apparatus manages location information of the broadcast receiving apparatus (STB), whether or not an additional broadcasting signal transmitted from the broadcasting center can be transmitted to the user terminal, and information about the validity of the terminal, that is, the terminal authenticated by the user terminal . For example, the broadcast receiving apparatus STB may have a fixed IP (Internet Protocol) address, and the distributed broadcast managing apparatus may transmit the location information of the broadcast receiving apparatus STB according to the IP band of the broadcast receiving apparatus STB Can be managed.

The distributed broadcast service providing method may be performed in the order of the numbers shown in FIG.

1) First, a terminal desiring to receive a real-time broadcast service transmits a distributed broadcast request message for requesting distributed broadcast to a distributed broadcast management apparatus.

2) Upon receiving a request for transmission of a TV signal from a terminal located at a specific point, the distributed broadcasting management apparatus transmits the connection address of the STB closest to the current location of the terminal to the terminal. Here, the connection address of the STB may include an IP address or a Media Access Control (MAC) address allocated to the broadcast receiving apparatus STB. Also, the distributed broadcast management apparatus may transmit an authentication key of the corresponding broadcast receiving apparatus (STB) to the terminal, and the authentication key of the broadcast receiving apparatus (STB) may determine whether the terminal requesting the additional broadcast signal is valid Means a unique key set for each broadcast receiving apparatus (STB) for confirmation by the broadcast receiving apparatus (STB).

The distributed broadcast management apparatus can measure the position of the terminal using a location based service platform. Here, as an example of the position measurement method of the UE, a network based method of calculating the position using software information using RF propagation environment information, which is base station cell information of the mobile communication network, can be used. In this case, the distributed broadcast management apparatus may be implemented as a network node included in the mobile communication network, or may be provided with location information of the terminal through the mobile communication network. Also, as an example of the position measurement method of the terminal, a GPS positioning method using a GPS (Global Positioning System) receiver installed in the terminal can be used. In this case, the distributed broadcast management apparatus may measure the position of the terminal while transmitting / receiving a message related to the positioning with the terminal, may measure the position itself in the terminal, include the measured position information in the distributed broadcast request message, To the management apparatus. Since the method of measuring the position of the terminal is a publicly known technique, detailed description thereof will be omitted.

3) The terminal can access the broadcast receiving apparatus (STB) using the connection address of the broadcast receiving apparatus (STB) received from the distribution management server and request the transmission of the additional broadcast signal. Specifically, the terminal may directly access the STB through the IP address of the broadcast receiving apparatus (STB), and the terminal may access the gateway (GW) connected to the broadcast receiving apparatus (STB) or a wired / wireless router Address, the G / W or the router performs data forwarding to a STB allocated to a designated fixed IP among a plurality of devices allocated in a NAT (Network Address Translation) manner, And can be connected to the broadcast receiving apparatus (STB). Also, the terminal may access the broadcast receiving apparatus (STB) through short-range wireless communication using the MAC address of the broadcast receiving apparatus (STB).

Then, the broadcast receiving apparatus, which is requested to transmit the additional broadcasting signal from the terminal, transmits the additional broadcasting signal received from the broadcasting center to the requesting terminal through the unicasting method. As such, by providing a distributed broadcast service, it is possible to cover more simultaneous users as many as the number of distributed broadcast receiving apparatuses (STBs) for providing a real-time broadcast service, By separating from the signal, it is possible to increase the efficiency of the wireless section network and transmit the image quality optimized for the terminal.

4 is a diagram illustrating a procedure of a distributed broadcast service providing method according to an embodiment of the present invention. The embodiment described below can be performed in combination with the embodiment according to FIG. 3 or independently. For the convenience of description, the same description as the embodiment according to FIG. 3 is omitted.

Referring to FIG. 4, the distributed broadcast management apparatus registers location information of a broadcast receiving apparatus (S401). Here, the distributed broadcast management apparatus can register whether each broadcast receiving apparatus can transmit the additional broadcast signal transmitted from the broadcast center to the user terminal, that is, whether or not the broadcast receiving apparatus is valid.

A terminal desiring to receive a real-time broadcast service transmits a distributed broadcast request message for requesting distributed broadcast to a distributed broadcast management apparatus (S403). Here, when the terminal itself measures the position of the terminal as described above, the distributed broadcast request message may include the location information of the terminal.

Upon receiving the distributed broadcast request message from the terminal, the distributed broadcast management apparatus confirms the location of the terminal, selects the broadcast receiver nearest to the location of the terminal (S405), and transmits the address information of the selected broadcast receiver to the terminal S407). Here, the distributed broadcast management apparatus may transmit the address information of the broadcast receiving apparatus closest to the location of the terminal among the available broadcast receiving apparatuses to the terminal.

The terminal receiving the address information of the broadcast receiving apparatus from the distributed broadcast managing apparatus transmits the broadcast request message to the broadcast receiving apparatus using the address of the broadcast receiving apparatus (S409).

Upon receiving the broadcast signal request message, the broadcast receiving apparatus transmits an additional broadcast signal among the main broadcast signal and the additional broadcast signal received from the broadcast center to the terminal that transmitted the broadcast signal request message (S411).

5 is a diagram illustrating a procedure of a distributed broadcast service providing method according to an embodiment of the present invention. The embodiments described below can be performed in combination with the embodiment according to FIGS. 3 and 4 or independently. For the sake of convenience of description, the same explanations as the embodiments according to Figs. 3 and 4 are omitted.

Referring to FIG. 5, the distributed broadcast management apparatus registers location information of the broadcast receiving apparatus and information on the validity of the terminal, that is, whether the user terminal is an authenticated terminal (S501).

A terminal desiring to receive a real-time broadcast service transmits a distributed broadcast request message for requesting distributed broadcast to a distributed broadcast management apparatus (S503). Here, when the terminal itself measures the location of the terminal, the distributed broadcast request message may include location information of the terminal.

The distributed broadcast management apparatus receiving the distributed broadcast request message from the terminal performs an authentication process for checking whether the corresponding terminal is a valid terminal using the identifier of the terminal that transmitted the distributed broadcast request message in operation S505. Here, the subscriber number (e.g., telephone number) of the terminal and / or the MAC address of the terminal device may be included as an example of the terminal identifier. This allows authentication to be performed. 5, the distributed broadcast request message and the authentication process are performed separately, but the present invention is not limited thereto. That is, the terminal may include the subscriber number of the terminal and / or the MAC address of the terminal device in the distributed broadcast request message to the distributed broadcast management device.

When the distributed broadcast management apparatus fails authentication of the terminal, the distributed broadcast management apparatus transmits a message related to the authentication failure to the terminal, and the subsequent steps may not be performed. Hereinafter, for convenience of description, it is assumed that the distributed broadcasting management apparatus succeeds in authentication of the terminal.

The distributed broadcasting management apparatus that has successfully authenticated the terminal confirms the location of the terminal, selects the broadcast receiving apparatus closest to the location of the terminal (S507), and transmits the selected broadcast receiving apparatus information to the terminal (S509). Here, the information of the broadcast receiving apparatus may include address information of the broadcast receiving apparatus and an authentication key of the broadcast receiving apparatus.

The terminal receiving the information of the broadcast receiving apparatus from the distributed broadcast management apparatus accesses the broadcast receiving apparatus using the address information of the broadcast receiving apparatus and transmits a broadcast signal request message including the received authentication key to the broadcast receiving apparatus S511).

Upon receiving the broadcast signal request message, the broadcast receiving apparatus determines whether the authentication key included in the broadcast signal request message is the same as the authentication key stored (or registered) in the broadcast receiving apparatus (S513).

If the authentication key received from the terminal and the authentication key registered in the broadcast receiving apparatus are not the same, the broadcast receiving apparatus transmits a message related to the authentication failure to the terminal, and subsequent steps may not be performed. In this case, the terminal may transmit a message for requesting the distributed broadcasting management apparatus to re-request the authentication key of the broadcast receiving apparatus. Hereinafter, for convenience of explanation, it is assumed that the broadcast receiving apparatus successfully authenticates the terminal.

Upon successful authentication of the terminal, the broadcast receiving apparatus transmits an additional broadcast signal among the main broadcast signal and the additional broadcast signal received from the broadcast center to the terminal that transmitted the broadcast signal request message (S515).

6 is a diagram illustrating a procedure of a distributed broadcast service providing method according to an embodiment of the present invention. The embodiment described below can be performed in combination with the embodiment according to Figs. 3 to 5 or independently. For the sake of convenience of description, the same description as the embodiment according to Figs. 3 to 5 is omitted.

Referring to FIG. 6, the distributed broadcast management apparatus registers location information of a broadcast receiving apparatus (S601).

A terminal desiring to receive a real-time broadcast service transmits a distributed broadcast request message for requesting distributed broadcast to a distributed broadcast management apparatus (S603). Here, when the terminal itself measures the location of the terminal, the distributed broadcast request message may include location information of the terminal.

The distributed broadcast management apparatus receiving the distributed broadcast request message from the terminal confirms the location of the terminal and selects the broadcast receiving apparatus 1 (broadcast receiving apparatus 1) closest to the location of the terminal in step S605. Device 1) to the terminal (S607). Here, the information of the broadcast receiving apparatus may include address information of the broadcast receiving apparatus and / or an authentication key of the broadcast receiving apparatus.

The terminal receiving the information of the broadcast receiving apparatus (broadcast receiving apparatus 1) from the distributed broadcast managing apparatus transmits the broadcast signal request message to the broadcast receiving apparatus (broadcast receiving apparatus 1) using the address information of the broadcast receiving apparatus (broadcast receiving apparatus 1) (S609).

Upon receiving the broadcast signal request message, the broadcast receiving apparatus (broadcast receiving apparatus 1) transmits an additional broadcast signal among the main broadcast signal and the additional broadcast signal received from the broadcast center to the terminal that transmitted the broadcast signal request message (S611).

Thereafter, the distributed broadcast management apparatus periodically checks the location of the terminal, and if the location of the terminal is changed, the distributed broadcast management apparatus reselects the broadcast receiving apparatus (broadcast receiving apparatus 2) closest to the moved terminal's location (S613 , And transmits information of the selected broadcast receiving apparatus (broadcast receiving apparatus 2) to the terminal (S615).

Meanwhile, when the terminal itself measures the location of the terminal, the terminal periodically transmits its location information to the distributed broadcasting management apparatus. The distributed broadcasting management apparatus transmits the location information of the terminal, which is periodically received from the terminal, The broadcast receiving apparatus (broadcast receiving apparatus 2) closest to the position of the broadcast receiving apparatus can be reselected.

FIG. 7 is a diagram illustrating a scenario in which a broadcasting receiver is reselected due to positional movement of a terminal according to an embodiment of the present invention.

Referring to FIG. 7 (a), the distributed broadcast management apparatus selects a broadcast receiving apparatus 1 located nearest to the terminal among the broadcast receiving apparatus 1, the broadcast receiving apparatus 2, and the broadcast receiving apparatus 3 located around the terminal before moving the terminal , And transmits the address of the broadcast receiving apparatus 1 to the terminal. Thereafter, when the terminal moves, the distributed broadcast management apparatus reaffirms the location of the terminal, and the broadcast receiving apparatus 2, the broadcast receiving apparatus 4, and the broadcast receiving apparatus 5 located in the vicinity of the present terminal, And transmits the information of the broadcast receiving apparatus 2 to the terminal.

On the other hand, even if the terminal moves, if the broadcast receiving apparatus closest to the terminal is not changed, the distributed broadcast managing apparatus may not transmit information on the new broadcast receiving apparatus to the terminal.

Referring to FIG. 7 (b), the distributed broadcast management apparatus selects the broadcast receiving apparatus 2 located nearest to the terminal among the broadcast receiving apparatus 1, the broadcast receiving apparatus 2, and the broadcast receiving apparatus 3 located around the terminal before moving the terminal , And transmits the information of the broadcast receiving apparatus 1 to the terminal. Thereafter, when the terminal moves due to mobility, the distributed broadcast management apparatus reaffirms the location of the terminal, and the broadcast receiving apparatus 2, the broadcast receiving apparatus 4, and the broadcast receiving apparatus 5, The distributed broadcast management apparatus does not transmit the information of the new broadcast receiving apparatus to the terminal because it is still the broadcast receiving apparatus 2 located closest to the broadcast receiving apparatus. In this case, the terminal continues to receive the additional broadcast signal from the broadcast receiving apparatus 2. [

Referring to FIG. 6 again, the terminal receiving the information of the broadcast receiving apparatus (broadcast receiving apparatus 2) from the distributed broadcast managing apparatus transmits the broadcast signal request message to the corresponding broadcast receiving apparatus (broadcast receiving apparatus 2) To the device (broadcast receiving apparatus 2) (S617).

Upon receiving the broadcast signal request message, the broadcast receiving apparatus (broadcast receiving apparatus 2) transmits the additional broadcast signal among the main broadcast signal and the additional broadcast signal received from the broadcast center to the terminal that transmitted the broadcast signal request message (S619).

8 is a diagram illustrating a procedure of a distributed broadcast service providing method according to an embodiment of the present invention. The embodiment described below can be performed in combination with the embodiment according to FIG. 3 to FIG. 5 or 6 or independently. For the sake of convenience of description, the same description as the embodiment according to Fig. 3 to Fig. 5 or Fig. 6 is omitted.

Referring to FIG. 8, the distributed broadcast management apparatus registers location information of a broadcast receiving apparatus (S801).

The terminal desiring to receive the real-time broadcast service transmits a distributed broadcast request message for requesting distributed broadcast to the distributed broadcast management apparatus (S803). Here, when the terminal itself measures the location of the terminal, the distributed broadcast request message may include location information of the terminal.

The distributed broadcast management apparatus receiving the distributed broadcast request message from the terminal confirms the location of the terminal and selects a predetermined number of candidate broadcast receiving apparatuses closest to the location of the corresponding terminal in step S805. And transmits the address information of the devices to the terminal (S807). Here, the information of the candidate broadcast receiving apparatus may include address information of the candidate broadcast receiving apparatuses and / or an authentication key of the candidate broadcast receiving apparatuses.

The information of the candidate broadcast receiving apparatus may be configured as shown in FIG.

9 is a diagram illustrating information of a candidate broadcast receiving apparatus according to an embodiment of the present invention. Referring to FIG. 9, the information of the candidate broadcast receiving apparatus includes information of a predetermined number of distributed broadcasting apparatuses, and may include address information and / or authentication key information of each broadcast receiving apparatus.

In this manner, by providing the information of the candidate broadcast receiving apparatus including the information of the plurality of broadcast receiving apparatuses, it is possible to transmit the real-time broadcast signal from the broadcast receiving apparatus to the terminal, When the radio channel status is better, the terminal can immediately change the connection to another broadcast receiving apparatus.

Here, the information of the candidate broadcast receiving apparatus may further include priority information. The priority information of the candidate broadcast receiving apparatus means a procedure in which the terminal attempts to connect among broadcast receiving apparatuses included in the information of the candidate broadcast receiving apparatus. In addition, the information of the candidate broadcast receiving apparatus may include information for instructing the broadcast receiving apparatus to which the terminal should first try to connect, not the priority order of all broadcast receiving apparatuses included in the information.

Referring to FIG. 8 again, the terminal receiving the information of the candidate broadcast receiving apparatus from the distributed broadcast management apparatus transmits the information of the candidate broadcast receiving apparatus to the broadcast receiving apparatus 1) to the corresponding broadcast receiving apparatus (broadcast receiving apparatus 1) (S809).

Upon receiving the broadcast signal request message, the broadcast receiving apparatus (broadcast receiving apparatus 1) transmits the additional broadcast signal among the main broadcast signal and the additional broadcast signal received from the broadcast center to the terminal that transmitted the broadcast signal request message (S811).

Then, the terminal periodically determines the reception quality of the received additional broadcasting signal (S813). Specifically, the terminal can determine the reception quality of the additional broadcasting signal by comparing the reception intensity of the additional broadcasting signal, the error rate, and the preset threshold value. Here, if the reception quality of the additional broadcast signal is equal to or higher than the threshold, the terminal continuously receives additional broadcast signals from the existing broadcast receiving apparatus (broadcast receiving apparatus 1), and the process after step S815 is not performed . Hereinafter, for convenience of description, it is assumed that the reception quality of the additional broadcasting signal is less than (or less than) the threshold value.

If the reception quality of the additional broadcast signal determined by the terminal is less than (or equal to) a preset threshold value, the terminal reselects the broadcast receiving apparatus (broadcast receiving apparatus 2) for requesting the additional broadcast signal (S815).

Referring back to FIG. 7A, the distributed broadcast management apparatus transmits the information of the broadcast receiving apparatuses 1 to 3 to the terminal using the information of the pre-movement candidate broadcast receiving apparatus of the terminal, An additional broadcast signal can be received from the receiving apparatus 1. [ Thereafter, when it is determined that the reception quality of the additional broadcast signal transmitted from the broadcast receiving apparatus 1 is less than (or below) the threshold due to the mobility of the terminal, the terminal transmits the broadcast receiving apparatus 2 or the broadcast receiving apparatus 3 can be reselected. Here, if priority information is included in the information of the candidate broadcast receiving apparatus, the terminal can first select a broadcast receiving apparatus having a higher priority among the broadcast receiving apparatus 2 and the broadcast receiving apparatus 3. On the other hand, when priority information is not included in the information of the candidate broadcast receiving apparatus, the terminal can arbitrarily select a broadcast receiving apparatus from among the broadcast receiving apparatus 2 and the broadcast receiving apparatus 3. [

Referring back to FIG. 8, the terminal that has re-selected the broadcast receiving apparatus transmits a broadcast signal request message to the broadcast receiving apparatus (broadcast receiving apparatus 2) using the address of the broadcast receiving apparatus (broadcast receiving apparatus 2) ).

Upon receiving the broadcast signal request message, the broadcast receiving apparatus (broadcast receiving apparatus 2) transmits the additional broadcast signal among the main broadcast signal and the additional broadcast signal received from the broadcast center to the terminal that transmitted the broadcast signal request message (S819).

10 is a block diagram of a distributed broadcast management apparatus supporting a distributed broadcast service system according to an embodiment of the present invention.

Referring to FIG. 10, the distributed broadcast management apparatus may include a transmission / reception unit 101, a control unit 102, and a storage unit 103. The components shown in FIG. 10 are not essential, and the distributed broadcast management apparatus may be implemented as a server having more or fewer components than the distributed broadcast management apparatus.

The transceiver unit 101 may include one or more modules for enabling wire / wireless communication with the broadcast receiving apparatus and / or the terminal.

The storage unit 103 stores data and programs necessary for operation of the distributed broadcast management apparatus, and basically stores an operating program and an application program to be executed by the distributed broadcast management apparatus. For example, the storage unit 103 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (for example, SD or XD A random access memory (SRAM), a read-only memory (ROM), an electrically erasable programmable read-only memory (EEPROM), a programmable read-only memory (PROM) , A magnetic memory, a magnetic disk, or an optical disk. The storage unit 103 may be inside or outside the control unit 102, and may be connected to the control unit 102 by various well-known means.

The control unit 102 controls the operations of the transceiving unit 101 and the storage unit 103 in an overall manner and implements the functions, processes and / or methods proposed in FIG. 1 to FIG.

11 is a block diagram of a terminal supporting a distributed broadcast service system according to an embodiment of the present invention.

11, the terminal may include a transmission / reception unit 111, a storage unit 112, an input unit 113, an output unit 114, and a control unit 115. [ The components shown in FIG. 11 are not essential, and a terminal may be implemented as a terminal having more components or fewer components.

The transceiver unit 111 may include one or more modules for enabling wire / wireless communication with the distributed broadcast management apparatus and / or the broadcast receiving apparatus. Here, when measuring the position of the terminal through the GPS signal, the transceiver unit 111 may further include a GPS signal receiving module. The mobile terminal may further include a short range wireless communication module for receiving the additional broadcast signal from the broadcast receiver.

The storage unit 112 stores data and programs necessary for the operation of the terminal, and basically stores an operating program and an application program to be executed by the terminal. The storage unit 112 may be implemented by various storage means. For example, the storage unit 112 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (for example, SD or XD A random access memory (SRAM), a read-only memory (ROM), an electrically erasable programmable read-only memory (EEPROM), a programmable read-only memory (PROM) , A magnetic memory, a magnetic disk, or an optical disk. The storage unit 112 may be inside or outside the control unit 115 and may be connected to the control unit 115 by various well-known means.

The input unit 113 generates input data for a user to control operation of the terminal. The input unit 113 may be realized by various input means. For example, the input unit 113 may include at least one of a key pad, a dome switch, a touch pad (static / static), a jog wheel, a jog switch, and a voice input unit.

The output unit 114 outputs the operation status and operation result of the terminal to the user under the control of the control unit 115. [ The output unit 114 may be implemented by various display means. For example, the output unit 114 may be a liquid crystal display (LCD), a thin film transistor-liquid crystal display (TFT-LCD), a light emitting diode (LED), an organic light emitting diode (OLED) Organic Light Emitting Diodes (OLEDs), flexible displays, and 3D displays.

In the case where the output unit 114 and the sensor for sensing the touch operation form a mutual layer structure (touch screen), the output unit 114 can be used as an input device in addition to the output device. The touch sensor may have the form of, for example, a touch film, a touch sheet, a touch pad, or the like.

The touch sensor may be configured to convert a change in a pressure applied to a specific portion of the output portion 114 or a capacitance generated in a specific portion of the output portion 114 into an electrical input signal. The touch sensor can be configured to detect not only the position and area to be touched but also the pressure at the time of touch. If there is a touch input to the touch sensor, the corresponding signal (s) is transmitted to the control unit 115. Thus, the control unit 115 can know which area of the output unit 114 is touched or the like.

The control unit 115 generally controls the operations of the transceiver unit 111, the storage unit 112, the input unit 113, and the output unit 114. The functions, processes, and / or methods Lt; / RTI >

The embodiments described above are those in which the elements and features of the present invention are combined in a predetermined form. Each component or feature shall be considered optional unless otherwise expressly stated. Each component or feature may be implemented in a form that is not combined with other components or features. It is also possible to construct embodiments of the present invention by combining some of the elements and / or features. The order of the operations described in the embodiments of the present invention may be changed. Some configurations or features of certain embodiments may be included in other embodiments, or may be replaced with corresponding configurations or features of other embodiments. It is clear that the claims that are not expressly cited in the claims may be combined to form an embodiment or be included in a new claim by an amendment after the application.

Embodiments in accordance with the present invention may be implemented by various means, for example, hardware, firmware, software, or a combination thereof. In the case of hardware implementation, an embodiment of the present invention may include one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs) field programmable gate arrays, processors, controllers, microcontrollers, microprocessors, and the like.

In the case of an implementation by firmware or software, an embodiment of the present invention may be implemented in the form of a module, a procedure, a function, or the like which performs the functions or operations described above. The software code can be stored in memory and driven by the processor. The memory is located inside or outside the processor, and can exchange data with the processor by various means already known.

It will be apparent to those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. Accordingly, the foregoing detailed description is to be considered in all respects illustrative and not restrictive. The scope of the present invention should be determined by rational interpretation of the appended claims, and all changes within the scope of equivalents of the present invention are included in the scope of the present invention.

The distributed broadcast service providing method according to the present invention can be applied to various wireless communication systems.

110: broadcasting center 120: broadcasting receiving apparatus
130: Distributed broadcast management device 140:
150: Network 101: Transmitting /
102: control unit 103:
111: Transmitting / receiving unit 112:
113: input unit 114: output unit
115:

Claims (24)

A method for providing a distributed broadcast service to a terminal through a broadcast receiving apparatus that receives a broadcast signal in real time,
The method comprising: receiving a distributed broadcast request message requesting reception of a broadcast signal from a terminal;
Selecting at least one broadcast receiving apparatus closest to the location of the terminal; And
And transmitting address information of the selected one or more broadcast receiving apparatuses to the terminal,
Wherein the first broadcast signal transmitted to the terminal includes the same content as the second broadcast signal transmitted to the broadcast receiving apparatus, but has different data formats. The method according to claim 1,
Further comprising authenticating that the terminal is a valid terminal through at least one of a subscriber number of the terminal and a MAC (Media Access Control) address of the terminal. The method according to claim 1,
And transmitting the authentication key information of the selected one or more broadcast receiving apparatuses to the terminal. The method according to claim 1,
If the location of the terminal is changed, reselecting one or more broadcast receiving apparatuses closest to the location of the changed terminal. The method according to claim 1,
And transmitting the priority information of the selected one or more broadcast receiving apparatuses to the terminal. A method for receiving a broadcast signal through a broadcast receiving apparatus that receives a broadcast signal in real time,
Transmitting a distributed broadcast request message for requesting reception of a first broadcast signal to a distributed broadcast management apparatus;
Receiving address information of one or more broadcast receiving apparatuses closest to the position of the terminal; And
And receiving the first broadcast signal by connecting to any one of the one or more broadcast receiving apparatuses,
Wherein the broadcast signal includes the same content as a second broadcast signal transmitted to the broadcast receiving apparatus, but has different data formats. The method according to claim 6,
Further comprising transmitting at least one of a subscriber number of the subscriber station and a MAC (Media Access Control) address of the subscriber station to the distributed broadcasting management apparatus. The method according to claim 6,
And receiving authentication key information of the selected one or more broadcast receiving apparatuses from the distributed broadcast management apparatus. The method according to claim 6,
Further comprising the step of re-receiving one or more broadcast receiving apparatuses closest to the location of the changed terminal if the location of the terminal is changed. The method according to claim 6,
Further comprising receiving priority information of the selected one or more broadcast receiving apparatuses from the distributed broadcast management apparatus. The method according to claim 6,
And receiving the first broadcast signal by accessing another broadcast receiving apparatus of the one or more broadcast receiving apparatuses when the reception quality of the first broadcast signal is lower than a preset threshold value. An apparatus for providing a distributed broadcast service to a terminal through a broadcast receiving apparatus that receives a broadcast signal in real time, the apparatus comprising:
A transmitting and receiving unit for transmitting and receiving information; And
A controller for receiving a distributed broadcast request message requesting reception of a broadcast signal from the terminal, selecting one or more broadcast receiving apparatuses closest to the position of the terminal, and transmitting address information of the selected one or more broadcast receiving apparatuses to the terminal, , ≪ / RTI &
Wherein the first broadcast signal transmitted to the terminal includes the same content as the second broadcast signal transmitted to the broadcast receiving apparatus, but has different data formats. 13. The apparatus according to claim 12,
Wherein the terminal authenticates whether the terminal is a valid terminal through at least one of a subscriber number of the terminal and a MAC (Media Access Control) address of the terminal. 13. The apparatus according to claim 12,
And transmits authentication key information of the selected one or more broadcast receiving apparatuses to the terminal. 13. The apparatus according to claim 12,
And reselects one or more broadcast receiving apparatuses closest to the position of the changed terminal when the position of the terminal is changed. 13. The apparatus according to claim 12,
And transmits priority information of the selected one or more broadcast receiving apparatuses to the terminal. A terminal for receiving a broadcast signal through a broadcast receiving apparatus for receiving a broadcast signal in real time,
A transmitting and receiving unit for transmitting and receiving information; And
The method comprising: transmitting a distributed broadcast request message for requesting reception of a first broadcast signal to a distributed broadcast management apparatus, receiving address information of one or more broadcast reception apparatuses closest to the location of the terminal, Wherein the broadcast signal includes a content identical to a second broadcast signal transmitted to the broadcast receiving apparatus, but has different data formats. 18. The apparatus of claim 17,
The subscriber number of the subscriber station and the MAC address of the subscriber station to the distributed broadcast management apparatus. 18. The apparatus of claim 17,
The subscriber number of the subscriber station and the MAC address of the subscriber station to the distributed broadcast management apparatus. 18. The apparatus of claim 17,
And re-receives one or more broadcast receiving apparatuses closest to the changed terminal position when the position of the terminal is changed. 18. The apparatus of claim 17,
And receives priority information of the selected one or more broadcast receiving apparatuses from the distributed broadcast management apparatus. 18. The method of claim 17,
Wherein, when the reception quality of the first broadcast signal is less than a predetermined threshold value, the terminal receives the first broadcast signal by connecting to another broadcast receiving apparatus of the one or more broadcast receiving apparatuses. A computer-readable recording medium having recorded thereon a program for providing a distributed broadcast service to a terminal through a broadcast receiving apparatus for receiving a broadcast signal in real time,
A function of receiving a distributed broadcast request message requesting reception of a broadcast signal from a terminal;
Selecting one or more broadcast receiving apparatuses closest to the position of the terminal; And
And transmitting the address information of the selected one or more broadcast receiving apparatuses to the terminal,
Wherein the first broadcast signal transmitted to the terminal includes the same content as the second broadcast signal transmitted to the broadcast receiving apparatus, but has different data formats. A computer-readable recording medium having recorded thereon a program for receiving a broadcast signal through a broadcast receiving apparatus for receiving a broadcast signal in real time,
A function of transmitting a distributed broadcast request message for requesting reception of a first broadcast signal to a distributed broadcast management apparatus;
Receiving address information of one or more broadcast receiving apparatuses closest to the location of the terminal; And
Receiving a first broadcast signal by accessing any one of the one or more broadcast receiving apparatuses,
Wherein the broadcast signal includes the same content as a second broadcast signal transmitted to the broadcast receiving apparatus, but has different data formats.
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KR20100051899A (en) * 2008-10-28 2010-05-19 에스케이 텔레콤주식회사 A recommendation system, a recommendation method, a service server, an end terminal, a connecting method and a storage means for efficient connection
KR20100058690A (en) * 2008-10-28 2010-06-04 에스케이 텔레콤주식회사 A contents supply system, a method, a service server, a storage means, a relay method, an application server and a cellular phone for multi connected end terminal

Patent Citations (3)

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KR20090017919A (en) * 2007-08-16 2009-02-19 엘지전자 주식회사 Method and apparatus for reception position offer, and broadcasing terminal device
KR20100051899A (en) * 2008-10-28 2010-05-19 에스케이 텔레콤주식회사 A recommendation system, a recommendation method, a service server, an end terminal, a connecting method and a storage means for efficient connection
KR20100058690A (en) * 2008-10-28 2010-06-04 에스케이 텔레콤주식회사 A contents supply system, a method, a service server, a storage means, a relay method, an application server and a cellular phone for multi connected end terminal

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