KR101421656B1 - System and control method for channel management of broadcasting - Google Patents

Abstract

The present invention relates to a channel management system for an MBS equipment, and more particularly, it relates to a broadcast management system for an MBS equipment, in which broadcast signals transmitted to an individual user terminal (set-top box) The present invention relates to a channel management system for mapping a current broadcast channel information of a broadcast signal to IP allocation information matched with a broadcast channel to be transmitted.
According to another aspect of the present invention, there is provided a method of transmitting a broadcast signal, the method comprising: receiving a broadcast signal to be transmitted, analyzing broadcast information data to generate channel table data classified according to the broadcast channel, And generating broadcast signal data including table information.

Description

[0001] SYSTEM AND CONTROL METHOD FOR CHANNEL MANAGEMENT OF BROADCASTING [0002]

[0001] The present invention relates to a channel management system for an MBS equipment, which extracts broadcasting information signals from broadcasting signals to extract IP address allocation information and MBS equipment setting information data to be received by individual user terminals (set-top box) In addition, since the IP address allocation is performed on the current broadcast channel information of the broadcast signal to be broadcasted, the broadcast channel And realizing the IP address allocation in real time.

Generally, a broadcasting signal is generated by an airwave broadcasting station, a cable broadcasting station, a comprehensive broadcasting station, and the like, and is transmitted to a user by means of airwave (terrestrial) transmission, cable transmission, satellite transmission, or Internet transmission.

In particular, in recent digital broadcasting signals, various information related to broadcasting channels, information on broadcasting channels, and other information related to broadcasting are added to broadcasting information data (PSI / DVB-SI / PSIP, etc.) in addition to A / V DATA, and transmitted to the user terminal. The user information is analyzed by the user set top box terminal to display information desired by the user or information desired by the broadcasting company and the broadcasting manager.

Recently, according to the development of network-related technology, there is a foundation for using digital broadcasting signal reception and various multimedia services in a network environment capable of bi-directional communication in apartment houses and the like. Therefore, it is desirable to use the bi-directional network infrastructure to transmit digital broadcasting signals in a future apartment house. Therefore, the utilization of broadcasting facilities using this two - way network should be actively sought.

In particular, when using a network, a broadcasting company or a broadcasting manager makes it easy to manage channel information to be received according to a user terminal (set-top box) of an individual generation, It is necessary to develop a technology that makes it easy to manage the broadcast transmission equipment installed in the houses.

In order to solve the above problems, the present invention utilizes an internal network of a large-scale facility such as an apartment, a villa complex, a complex complex, etc. according to the IP address information allocated to an individual user terminal (set-top box) And the IP address mapping information allocated for each broadcast channel is included in a broadcast signal to be transmitted.

It is another object of the present invention to provide a method and apparatus for receiving broadcast signals, extracting broadcast information, extracting channel information, allocating and mapping IP addresses and port numbers for each extracted broadcast channel, So that the IP address is assigned in a consistent manner so that the user can stably use the desired channel.

Yet another object of the present invention is to omit unnecessary processes in the MBS head end apparatus and the MBS STB by constructing broadcast channel information by applying a configuration exception condition when extracting a broadcast channel.

It is a further object of the present invention to provide a method and apparatus for providing MBS head end configuration information and INT (IP / MAC Notification Table) information that can be used in an MBS set top box, (MBS head end device and MBS set-top box (STB)) using the allocation information of the IP address for each broadcasting channel.

According to another aspect of the present invention, there is provided a method for generating channel table data, the method comprising: receiving broadcasting signals to be transmitted; generating channel table data classified according to broadcasting channels by analyzing broadcasting information data; And generates the data of the broadcast signal including the channel table information to which the address is allocated.

In a preferred embodiment of the present invention, a channel signal receiving unit for receiving broadcast signals to be transmitted; And a channel information manager for receiving broadcast information data from the channel signal receiver, analyzing the broadcast information data to generate channel table data sorted by channels, and allocating a multicast IP address for each broadcast channel based on the channel table, The channel management system comprising:

Further, in a preferred embodiment of the present invention, the apparatus includes a channel signal receiving unit for receiving a broadcast signal to be transmitted, the channel signal receiving unit including: an RF input processing unit for receiving and processing a broadcast signal; A broadcast information data extracting unit for receiving data from the RF input processing unit and extracting broadcast information data; And a channel signal controller for delivering RF set value data of a broadcast signal for broadcast signal reception to an RF input processor and transmitting a PID value of broadcast information data to be extracted to a broadcast information data extractor .

According to another aspect of the present invention, there is provided an apparatus for receiving broadcast information data from a channel signal receiving unit that receives a broadcast signal, analyzing broadcast information data to generate channel table data classified according to the channel, And a channel information manager for allocating a multicast IP address, wherein the channel information manager analyzes the broadcast information data to extract the configuration information of the broadcast channel, and extracts channel table information A broadcast information analyzer for generating the broadcast information; A channel DB for storing channel data of the broadcast information generated by the broadcast information analysis unit; A channel mapping unit for assigning a multicast IP address and a port number to a broadcast channel corresponding to the channel table information extracted by the broadcast information analyzing unit; A broadcast channel information data generation unit receiving the mapping information of the broadcast channel to which the IP address is allocated by the channel mapping unit and generating the configuration data for the MBS headend device and the IP / MAC Notification Table (INT) for the MBS receiver; A broadcast channel information data output unit receiving data from the broadcast channel information data generation unit and transmitting the data to the broadcast transmission unit; And a channel information controller for controlling the broadcast information analyzer, the channel DB, the channel mapping unit, the broadcast channel information data generator, and the broadcast channel information data output unit.

In addition, in a preferred embodiment of the present invention, the channel information controller transmits RF set value data for receiving broadcast signals and PID value data of broadcast information data to be extracted to a channel signal controller of a channel signal receiver, The broadcast information analyzing unit analyzes the broadcast information data received from the channel signal receiving unit to extract the configuration information of the broadcast channel, sets channel information by applying a channel configuration exception condition to the extracted broadcast channel configuration information, .

According to a preferred embodiment of the present invention, there is provided a method for controlling a channel, comprising the steps of: extracting broadcast information by receiving a broadcast signal transmitted by a channel management system; generating channel table classified by channel by analyzing broadcast information; The method comprising the steps of: allocating an IP address for each broadcast channel on the basis of channel information and generating broadcast signal data including channel table information and IP address allocated information for each broadcast channel; do.

According to another embodiment of the present invention, there is provided a broadcast information extracting method comprising: a broadcast information extracting step of receiving a broadcast signal from a channel signal receiver and extracting broadcast information data; And a channel information manager receiving the broadcast information data from the channel signal receiver, the channel information manager generating a channel table classified according to channels of broadcast information, allocating a multicast IP address for each broadcast channel based on the channel table, And a multicast processing step in the channel management system.

In a preferred embodiment of the present invention, the channel information multicast processing step comprises: a channel table generation step of generating broadcast channel information by analyzing broadcast information data by a broadcast information analysis unit and extracting configuration information of a broadcast channel; A channel mapping step of assigning a multicast IP address for each broadcast channel corresponding to channel table information by a channel mapping unit; And an MBS transmission information generation step of receiving the mapping information of the broadcasting channel to which the IP address is allocated by the channel mapping unit by the broadcasting channel information data generation unit and generating the setting data for the MBS head end device and the INT data for the MBS receiver .

The present invention provides a broadcast receiving apparatus including: a channel signal receiving unit for receiving a broadcast signal to be transmitted and extracting broadcast information data; And a controller for receiving the broadcast information data extracted from the channel signal receiver, analyzing the broadcast information data to generate channel table data classified according to the channel, and generating channel table data for assigning a multicast IP address for each broadcast channel based on the channel table data And a channel information management unit for generating configuration data for the MBS head end apparatus and INT data for the MBS receiver including the broadcast channel information of the broadcast signal, Setting data for an MBS headend device including channel table information in which a multicast IP address is allocated to broadcast channel information based on channel table data, INT data for transmission is included in the transmission information and transmitted It provides channel management systems.
The present invention is characterized in that the channel signal receiving unit comprises: an RF input processing unit for receiving and processing a broadcast signal; A broadcast information data extracting unit for receiving data from the RF input processing unit and extracting broadcast information data; And a channel signal controller for transmitting RF set value data of a broadcast signal for broadcast signal reception to an RF input processor and transmitting a PID value of broadcast information data to be extracted to a broadcast information data extractor Channel management system.
The present invention is characterized in that the channel information management unit comprises: a broadcast information analyzing unit for analyzing broadcast information data to extract configuration information of a broadcast channel and generating channel table data classified for each channel with respect to the extracted broadcast channel configuration information; A channel DB for storing channel data of the broadcast information generated by the broadcast information analysis unit; A channel mapping unit for assigning a multicast IP address and a port number to a broadcast channel corresponding to the channel table information extracted by the broadcast information analyzing unit; A broadcast channel information data generation unit receiving the mapping information of the broadcast channel to which the IP address is allocated by the channel mapping unit and generating the configuration data for the MBS headend device and the IP / MAC Notification Table (INT) for the MBS receiver; A broadcast channel information data output unit receiving data from the broadcast channel information data generation unit and transmitting the data to the broadcast transmission unit; And a channel information controller for controlling the broadcast information analyzer, the channel DB, the channel mapping unit, the broadcast channel information data generator, and the broadcast channel information data output unit.
The channel information control unit may transmit RF set value data for receiving broadcast signals and PID value data of broadcast information data to be extracted to a channel signal control unit of a channel signal receiving unit, Extracting configuration information of a broadcast channel by analyzing the broadcast information data received from the signal receiver, and generating channel table data by setting channel information by applying a channel configuration exception condition to the extracted broadcast channel configuration information Channel management system.
According to the present invention, there is provided a broadcast information extracting method comprising: a broadcast information extracting step of receiving a broadcast signal from a channel signal receiver and extracting broadcast information data; And a channel information manager receiving the broadcast information data from the channel signal receiver, the channel information manager generating a channel table classified according to channels of broadcast information, allocating a multicast IP address for each broadcast channel based on the channel table, A multicast processing step of generating channel table data classified by broadcast channels by setting channel information by applying a predetermined channel configuration exception condition to broadcast channel configuration information of broadcast information data extracted from broadcast signals to be transmitted, , Setting information for an MBS head end apparatus including channel table information in which a multicast IP address is allocated to broadcast channel information based on channel table data, and INT data for an MBS receiver are transmitted in the transmission information, and the channel information multicast The processing step includes: analyzing the broadcast information data by the broadcast information analyzing unit Channel table generation step of generating a channel table to extract the configuration information from the transmission channel; A channel mapping step of assigning a multicast IP address for each broadcast channel corresponding to channel table information by a channel mapping unit; And an MBS transmission information generation step of receiving the mapping information of the broadcasting channel to which the IP address is allocated by the channel mapping unit by the broadcasting channel information data generation unit and generating the setting data for the MBS head end device and the INT data for the MBS receiver And a channel management system control method.
In the present invention, the channel information multicast processing step may include: a channel configuration for generating channel table data by setting channel information by applying a channel configuration exception condition to the broadcast channel configuration information extracted by the broadcast information analysis unit 242 An exception condition applying step (S23); And the channel information of the broadcast information generated by the broadcast information analysis unit 242 in the channel DB 243. [ A channel table data storing step (S24) in which channel table data of generated broadcast information is stored in a channel DB (243).

According to the present invention configured as described above, IP address information assigned to individual user terminals (set-top boxes) of broadcast signal collective reception facilities using an internal network such as apartments, villas, complex complexes, It is used as a broadcast signal.

According to another aspect of the present invention, there is provided a method for receiving broadcast signals, extracting broadcast information, extracting channel information, assigning an IP address and a port number for each extracted broadcast channel, The IP address is allocated in an identical manner, and the channel information at the time when the broadcast signal is transmitted is targeted, so that it is used in conformity with the information of the channel used by the user.

Yet another effect of the present invention is to omit unnecessary processes in the MBS head end apparatus and the MBS STB by constructing broadcast channel information by applying a configuration exception condition when extracting a broadcast channel.

Further, another effect of the present invention is that the mapping information to which the IP address is allocated per broadcast channel is transmitted together with the setting data for the MBS headend device and the INT (IP / MAC Notification Table) information available in the MBS set- (MBS head end device and MBS set-top box (STB)) using the allocation information of the IP address for each broadcasting channel.

1 is a schematic block diagram of a broadcasting automation distribution system including a channel management system according to the present invention.
2 is a block diagram of a channel management system according to the present invention.
3 is a flowchart of a processing procedure in the channel management system according to the present invention.
4 is a flowchart of a control procedure for a channel management system according to the present invention.

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

That is, as shown in FIGS. 1 to 4, the channel management system 20 according to the present invention receives broadcast signals to be transmitted, analyzes channel information data to generate channel table data classified according to broadcast channels, And generates broadcast signal data including channel table information in which a multicast IP address is allocated to broadcast channel information based on the table.

The control method of the channel management system includes the steps of extracting broadcast information by receiving a broadcast signal transmitted by a channel management system, analyzing broadcast information to generate a channel table classified according to a channel, The method comprising: allocating an IP address for each broadcast channel based on a table; and generating broadcast signal data including channel table information and IP address-assigned information for each broadcast channel.

That is, referring to FIG. 1, in a broadcast transmission center, a signal transmission method using a network, such as a satellite signal transmission method, a cable signal transmission method, a terrestrial broadcast signal transmission method, a satellite DMB signal transmission method, a terrestrial DMB signal transmission method, And the broadcast signal transmitted from the broadcast transmission center is received by the user's STB (Set Top Box). The received broadcast signal includes data such as PSI / DVB-SI / PSIP data and audio / video (A / V) data. The STB receives and processes the broadcast signal, By transmitting the data to the display language, the user can enjoy the A / V content through the display language.

The channel management system 20 maps the information of the desired channel to the user in the course of such a process. The channel information is included in the broadcast signal before being broadcasted, thereby facilitating management of broadcast information to be transmitted.

In particular, according to the present invention, in addition to the embodiment in which broadcast signals to be transmitted are directly transmitted to the STB of a user, a broadcast signal received by a plurality of MBS STBs (Multi Broadcasting System Set Top Box) And the MBS STB 60 receives the broadcast signal received from the MBS STB 60 of the MBS head end device 50. The MBS STB 60 receives the broadcast signal from the MBS STB 60,

Accordingly, the MBS STBs 60 and the MBS head end device 50 are provided to transmit and receive broadcast signals in an environment of a network, and in particular, to a plurality of user networks, such as an apartment complex, May be implemented in a network environment in which the network is constructed.

Therefore, when a plurality of MBS STBs 60 and MBS headend devices 50 are directly applied to the existing user network environment, the IPs allocated between the MBS head end device 50 and the plurality of MBS STBs 60 And there is an advantage that additional facilities for address information transmission do not need to be administered.

In addition, it is preferable to use a multicast IP scheme in terms of the characteristics of broadcast signals, while transmitting / receiving a broadcast signal between the MBS head end apparatus 50 and a plurality of MBS STBs 60 is more preferable.

In order to adapt to the MBS head end apparatus 50 and a plurality of MBS STB 60 operating environments, multicast IP-mapped information is broadcasted to broadcast signals transmitted from the broadcasting center, The manager of the broadcast transmission center directly manages the classification and management of the visible channel.

Especially, most broadcasting broadcasting centers are managed as a single unit, and many users who enjoy broadcast contents use STBs, and channel contents used by many STB users are different, so it is very difficult to manage them effectively. Therefore, if the manager managing the broadcast transmission center directly manages, more accurate information will be provided. To this end, the broadcast information includes information for allowing the channel management to be performed from the transmitting step, thereby directly managing the user.

BRIEF DESCRIPTION OF THE DRAWINGS The above and other objects, features and advantages of the present invention will be more apparent from the following detailed description taken in conjunction with the accompanying drawings, in which: FIG.

As shown in FIG. 1, the entire broadcasting automation support distribution system 10 includes a broadcasting transmission center for transmitting broadcasting signals by using various means such as satellite, cable, terrestrial broadcasting, satellite DMB broadcasting, terrestrial DMB broadcasting, IPTV, There is a broadcast receiving center for receiving broadcast signals transmitted in this way. The broadcast receiving center includes a broadcast signal receiving unit, an MBS head end device 50, an MBS STB 60, and a network. Broadcast information including a variety of setting data for managing a broadcast guide, a supplementary information guide, a set top box, a headend, etc., as well as A / V information that a user can enjoy through a broadcast signal will be transmitted and received . In addition, predetermined data for some management may be transmitted and received through the IP network.

Among the broadcast automation support distribution system 10 according to the present invention, the broadcast transmission center includes a broadcast transmission unit 40 for transmitting a broadcast signal and a channel management system 20 for transmitting broadcast information data to the broadcast transmission unit .

Accordingly, the channel management system 20 extracts broadcast information data from the broadcast signal, extracts channel information from the extracted broadcast information data, assigns a multicast IP address for each channel, The broadcast information data including the information allocated to the broadcast information is transmitted.

The channel management system 20 for this purpose includes a channel signal receiving unit 22 for receiving broadcast signals to be transmitted and a channel information receiving unit 22 for receiving broadcast information data from the channel signal receiving unit 22 and analyzing broadcast information data, And a channel information management unit 24 for generating table data and allocating a multicast IP address for each broadcast channel based on the channel table.

The channel signal receiving unit 22 for receiving the broadcast signal transmitted thereto includes an RF input processing unit 224 for receiving and processing a broadcast signal, a broadcast receiving unit 224 for receiving data from the RF input processing unit 224, Information data extracting unit 226 and the RF setting value data of the broadcast signal for broadcasting signal reception to the RF input processing unit 224 and transmits the PID value of the broadcast information data to be extracted to the broadcast information data extracting unit 226 And a channel signal control unit 222 for transmitting the channel signal to the base station.

Then, a broadcasting information extraction step S01 for extracting broadcasting information data from the channel signal receiving unit 22 is performed.

That is, the channel signal receiving unit 22 receives the broadcast signal transmitted from the RF signal processing unit 224, and receives the RF broadcast signal received by the RF input processing unit 224 based on the RF set value data.

The received broadcast signal is used to extract broadcast information data by the broadcast information data extracting unit 226, and only necessary broadcast information data among the extracted data will be selected and extracted. That is, the broadcast information data is extracted according to the PID value.

The channel signal control unit 222 controls the processing of the channel signal receiving unit 22 and the respective members. Particularly, the RF setting value data to be applied by the RF input processing unit 224, PID value data and the like to the RF input processing unit 224 and the broadcast information data extraction unit 226. The RF setting value data and the PID value data may be provided from the channel information control unit 241 of the channel information management unit 24 to the channel signal control unit 222.

Next, the channel management system 20 according to the present invention receives broadcast information data from the channel signal receiving unit 22 that receives the broadcast signal, analyzes the broadcast information data to generate channel table data classified according to the channel, And a channel information management unit 24 for allocating a multicast IP address for each broadcast channel based on the multicast IP address.

As a control method of the channel management system 20, the channel information management unit 24 receiving the broadcast information data from the channel signal receiving unit 22 generates a channel table classified according to the channels of the broadcast information, And a channel information multicast processing step S02 for allocating a multicast IP address for each broadcast channel and generating mapping information.

The channel information management unit 24 analyzes the broadcast information data received from the channel signal receiving unit 22 to extract the configuration information of the broadcast channel and extracts the channel table information And a broadcast information analyzing unit 242 for generating the broadcast information. The channel thus classified and generated in the form of a channel table is made up of channel information to be provided to a user using a broadcast signal by the transmission manager according to the present invention.

The channel information multicast processing step S02 includes a channel table generating step S22 of analyzing broadcast information data by the broadcast information analyzing unit 242 and extracting configuration information of a broadcast channel to generate a channel table .

The broadcast information to be used by the transmission manager is extracted from many broadcasting channels provided from an external broadcasting center (broadcasting station, etc.), and only the channel information is extracted to transmit a broadcasting signal to a user related to the transmission manager. In this way, only the broadcast signal (broadcast channel information) desired by the broadcast transmission manager is extracted and used, and waste due to transmission of unnecessary information can be reduced.

The broadcast information analyzer 242 performing the process of multicast IP address allocation for each broadcast channel analyzes the broadcast information data received from the channel signal receiver 22 to extract the broadcast channel configuration information, And generates channel table data by setting channel information by applying a channel configuration exception condition to the extracted broadcast channel configuration information. That is, the channel configuration exception condition applying step (S23) for setting the channel information by applying the channel configuration exception condition by the broadcast information analyzing unit 242 will be performed.

Such a channel configuration exception condition may include a condition of being selected so that information of a broadcast station broadcasted by a user is included and can enjoy information of the corresponding broadcast station. And various channel management can be performed by adding the channel configuration exception condition for the management by the other administrators.

The channel information of the broadcast information generated by the broadcast information analyzer 242 is stored in the channel DB 243. That is, the channel table data of the generated broadcast information is stored in the channel DB 243 (S24).

In addition, the channel information management unit 24 includes a channel mapping unit 244 for assigning a multicast IP address and a port number to a broadcast channel corresponding to the channel table information extracted by the broadcast information analysis unit 242 will be.

The channel information multicast processing step S02 may include a channel mapping step S25 of allocating a multicast IP address for each broadcast channel corresponding to the channel table information by the channel mapping unit 244.

That is, a mapping process is performed in which a multicast IP address and a port number are allocated for each broadcast channel that a user can enjoy A / V information of a broadcast signal. Thus, broadcast channel information selected by the user is a multicast IP address and a port number And transmits / receives the data to / from the set top box of the user. The channel mapping unit 244 processes the allocation of the multicast IP address and the port number of the broadcast channel to be transmitted and received in the user's set-top box. The mapping information is included in the broadcast signal, STB).

In order to process after the mapping process in which a multicast IP address and a port number are allocated for each broadcast channel, the channel mapping unit 244 transmits mapping information of a broadcast channel allocated with an IP address A broadcast channel information data generation unit 245 for generating MBS head end equipment setting data and INT (IP / MAC Notification Table) data for an MBS receiver.

The channel information multicast processing step S02 receives the mapping information of the broadcast channel to which the IP address is allocated by the channel mapping unit 244 by the broadcast channel information data generation unit 245, And an MBS transmission information generating step (S26) for generating setting data and INT data for an MBS receiver.

In other words, among the broadcasting signals transmitted, A / V information included in the A / V information to be viewed or listened to by the user is included and data of broadcasting information is included. Among these, the MBS head end equipment 50 Data and INT data for the MBS receiver to be used in the MBS STB 60 are included together. The MBS head end equipment setting data and the INT data for the MBS receiver (STB) are generated by the broadcast channel information data generator 245 (MBS transmission information generating step S26) Data, and MBS receiver INT data also include broadcast channel information to which a multicast IP address and a port number are allocated. Therefore, the MBS head end device 50 uses the broadcast channel information included in the MBS head end equipment setting data and the allocated multicast IP address and port number in the MBS head end device 50, IP address. Also, the MBS STB 60 uses the broadcast channel information included in the INT data for the MBS receiver, the allocated multicast IP address, and the port number, etc., in the MBS STB 60, And processes the received broadcast signal to be played on the display word of the user.

The mapping process of allocating the multicast IP address and the port number for each broadcasting channel is performed. The mapped broadcasting channel information and IP allocation information are generated by setting the MBS head end equipment setting data and the INT data for MBS receiver And then transmits the generated data.

A broadcast channel information data output unit 246 for receiving the data from the broadcast channel information data generation unit 245 and transmitting the received data to the broadcast transmission unit 40 and receiving setup data for the MBS head end equipment, A broadcast information data output step (S27) for transmitting the INT data for the broadcast data to the broadcast transmitting unit 40 is performed.

In addition, a channel information controller 241 for controlling the broadcast information analyzer 242, the channel DB 243, the channel mapping unit 244, the broadcast channel information data generator 245, and the broadcast channel information data output unit 246 ).

The channel information controller 241 is configured to transmit RF set value data for receiving broadcast signals and PID value data of broadcast information data to be extracted to the channel signal controller 222 of the channel signal receiver 22 Will be. Thus, the channel signal receiving unit 22 performs signal processing using the received RF setting value data and PID value data.

As described above, the mapping information of the MBS head end equipment processing metadata processed in the channel management system 20, the INT data for the MBS receiver and the IP address and the port number for each broadcasting channel are included, From the broadcast channel information data output section 246 of the broadcast receiving section 24 to the broadcast transmitting section 40.

The broadcast transmitting unit 40 generally includes a remultiplexer, a modulator, an upconverter, and the like, and transmits an MPEG-2 Transport Stream (TS) signal (broadcast signal). The broadcasting signal to be transmitted includes broadcast information data together with A / V data.

The data transmission unit 41 of the broadcast transmission unit 40 transmits the metadata (setting data) for the MBS head end apparatus 50 and the MBS receiver (MBS STB 60) received from the broadcast channel information data output unit 246, ) INT data and converts it into the MPEG-2 Transport Stream (ST) format according to the data broadcasting standard. And transmits the converted data to the broadcast transmission MUX 42.

The broadcast transmission MUX 42 multiplexes the data, which is transmitted from the data transmission unit 41 and converted into the MPEG-2 Transport Stream, with other digital broadcast channel signals, and transmits the multiplexed data to the broadcasting network. Of course, the MPEG-2 Transport Stream signal includes metadata (setting data) for the MBS head end apparatus (H / E) and INT data for the MBS receiver transmitted from the channel management system 20.

The broadcast signal is transmitted to the user's MBS receiver (STB, Set Top Box) 60 via the MBS head end device (H / E) Then, the MBS receiver (STB) 60 receives the channel signal desired by the user and processes the A / V signal to be played on the display device.

When the user selects a desired broadcast channel, the MBS receiver 60 extracts the IP address of the broadcast channel from the INT information (INT data for the MBS receiver) and uses the corresponding broadcast signal through the corresponding IP address will be.

In this way, the broadcast business manager directly manages the IP address and the port number allocated to each broadcasting channel used by the user terminal (MBS STB 60). The channel management system 20 can set and map The entire broadcast signal can be easily managed and the management can be optimized.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. The technical idea of the present invention should not be construed as being limited.

10: Distribution automation support distribution system
20: Channel management system 22: Channel signal receiver
222: channel reception control section 224: RF input processing section
226: Broadcast information data extracting unit
24: Channel information management unit 241: Channel information control unit
242: broadcasting information analyzing unit 243: channel DB
244: Channel mapping unit 245: Broadcast channel information data generation unit
246: Broadcast channel information data output unit
40: Broadcasting transmitting unit 41: Data transmitting unit
42: Broadcast transmission MUX
50: MBS head end device 60: MBS STB

Claims (8)

A channel signal receiving unit for receiving the broadcast signal to extract broadcast information data; And
And generates channel table data classified according to channels by analyzing broadcast information data and generates channel table information in which a multicast IP address is allocated for each broadcast channel based on channel table data, And a channel information management unit for generating configuration data for the MBS head end apparatus and INT data for the MBS receiver,
Generates channel table data classified according to broadcast channels by setting channel information by applying a predetermined channel configuration exception condition to broadcast channel configuration information of broadcast information data extracted from broadcast signals to be transmitted, Setting information for an MBS head end apparatus including channel table information in which a multicast IP address is allocated to channel information, and INT data for an MBS receiver, in the transmission information.
delete The method according to claim 1,
The channel signal receiver comprises:
An RF input processing unit for receiving and processing a broadcast signal;
A broadcast information data extracting unit for receiving data from the RF input processing unit and extracting broadcast information data; And
And a channel signal control unit for transmitting RF set value data of a broadcast signal for receiving a broadcast signal to an RF input processing unit and transmitting a PID value of broadcast information data to be extracted to a broadcast information data extraction unit Management system.
The method according to claim 1,
Wherein the channel information management unit comprises:
A broadcast information analyzer for analyzing broadcast information data to extract configuration information of a broadcast channel and generating channel table data classified for each channel with respect to the extracted broadcast channel configuration information;
A channel DB for storing channel data of the broadcast information generated by the broadcast information analysis unit;
A channel mapping unit for assigning a multicast IP address and a port number to a broadcast channel corresponding to the channel table information extracted by the broadcast information analyzing unit;
A broadcast channel information data generation unit receiving the mapping information of the broadcast channel to which the IP address is allocated by the channel mapping unit and generating the configuration data for the MBS headend device and the IP / MAC Notification Table (INT) for the MBS receiver;
A broadcast channel information data output unit receiving data from the broadcast channel information data generation unit and transmitting the data to the broadcast transmission unit; And
And a channel information controller for controlling the broadcast information analyzer, the channel DB, the channel mapping unit, the broadcast channel information data generator, and the broadcast channel information data output unit.
5. The method of claim 4,
The channel information control unit transmits RF set value data for receiving broadcast signals and PID value data of broadcast information data to be extracted to a channel signal controller of a channel signal receiver,
The broadcast information analyzing unit analyzes the broadcast information data received from the channel signal receiving unit to extract the configuration information of the broadcast channel, sets channel information by applying a channel configuration exception condition to the extracted broadcast channel configuration information, The channel management system comprising:
delete A broadcast information extracting step of receiving a broadcast signal from a channel signal receiver and extracting broadcast information data; And
The channel information manager receives the broadcast information data from the channel signal receiver, generates a channel table classified according to channels of broadcast information, allocates a multicast IP address for each broadcast channel based on the channel table, Cast processing step,
Generates channel table data classified according to broadcast channels by setting channel information by applying a predetermined channel configuration exception condition to broadcast channel configuration information of broadcast information data extracted from broadcast signals to be transmitted, Setting information for an MBS head end apparatus including channel table information in which a multicast IP address is allocated to the channel information, and INT data for an MBS receiver are transmitted in the transmission information,
Wherein the channel information multicast processing step comprises:
A channel table generation step of analyzing broadcast information data by a broadcast information analysis unit and extracting configuration information of a broadcast channel to generate a channel table;
A channel mapping step of assigning a multicast IP address for each broadcast channel corresponding to channel table information by a channel mapping unit; And
An MBS transmission information generation step of receiving configuration information of an MBS headend device and INT data for an MBS receiver by receiving a mapping information of a broadcast channel to which an IP address is assigned by the channel mapping information unit by a broadcasting channel information data generation unit;
The channel management system comprising:
8. The method of claim 7,
Wherein the channel information multicast processing step comprises:
Applying a channel configuration exception condition (S23) for generating channel table data by setting channel information by applying a channel configuration exception condition to the broadcast channel configuration information extracted by the broadcast information analysis unit 242; And
And stores the channel data of the broadcast information generated by the broadcast information analyzer 242 in the channel DB 243. And storing channel table data of the generated broadcast information in the channel DB (243).

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