KR102415606B1 - Internet protocol(ip) tv program repeater and operating method thereof - Google Patents

Abstract

To provide an IPTV broadcast repeater comprising a receiver for receiving a control signal related to selection of an IPTV channel, a processor for selecting some of the IPTV channels based on the control signal, and a transmitter for transmitting traffic of the selected partial channel can

Description

IPA broadcast repeater and operation method thereof

The present invention relates to an IPTV broadcast repeater capable of selecting some channels and an operating method thereof.

In general, companies are conducting in-house broadcasting necessary for the company itself, such as public relations, educational videos, and monthly inquiry broadcasting, and only need some of the various IPTV channels provided by telecommunication companies. In such a situation, when the corporate server receives all IPTV channels transmitted from the telecommunication company server, the bandwidth of the corporate network may be wasted by unnecessary channels. In addition, since the network of the telecommunication company that provides IPTV channels is directly connected with the network of the company, there is a security risk in which the company's information is exposed through the network of the telecommunication company.

According to an embodiment, bandwidth waste of the corporate network can be reduced by selecting and transmitting only some necessary channels from among the IPTV channels transmitted from the telecommunication company server.

According to an embodiment, by separating the IPTV network of the telecommunication company and the corporate network, it is possible to prevent the information inside the company from being exposed through the network of the telecommunication company.

According to an embodiment, the IPTV broadcast repeater includes: a receiver configured to receive a control signal related to selection of an IPTV channel; a processor for selecting some of IPTV channels based on the control signal; and a transmitter for transmitting traffic of the selected partial channel.

The processor may select the partial channel by using channel information on the IPTV channels received from the communication company server.

The channel information may include at least one of a channel ID and a channel IP address for each of the IPTV channels.

The processor may extract traffic of the selected partial channel, convert the extracted traffic to fit a corporate network to which a corporate server belongs, and the transmitter may transmit the converted traffic.

The processor may allocate a multicast IP address to the extracted traffic when the corporate network supports a multicast transmission scheme.

When the corporate network supports a unicast transmission method, the processor may convert the extracted traffic to be suitable for video streaming transmission.

The processor may convert a format of the extracted traffic according to a bandwidth supported by the corporate network.

The IPTV broadcast repeater may further include a FireWall processing unit that transmits a control signal related to selection of the IPTV channel to a communication company network and blocks traffic other than the control signal.

The enterprise server may include at least one of a head office server of the enterprise and a branch server of the enterprise.

According to one embodiment, a method of operating an IPTV broadcast repeater includes: receiving a control signal related to selection of an IPTV channel; selecting some of IPTV channels according to the control signal; and transmitting traffic of the selected partial channel.

The selecting of the partial channels may include: receiving channel information on the IPTV channels from a communication company server; and selecting the partial channel using the channel information.

The channel information may include at least one of a channel ID and a channel IP address for each of the IPTV channels.

The transmitting of the traffic may include: extracting traffic of the selected partial channel; converting the extracted traffic to fit a corporate network to which a corporate server belongs; and transmitting the converted traffic.

The converting of the corporate server to fit the corporate network may include allocating a multicast IP address to the extracted traffic when the corporate network supports a multicast transmission scheme.

The step of converting the corporate server to fit the corporate network may include converting the extracted traffic to be suitable for video streaming transmission when the corporate network supports a unicast transmission method. .

The converting of the corporate server to fit the corporate network may include converting the format of the extracted traffic to fit a bandwidth supported by the corporate network.

The method of operating the IPTV broadcast repeater may further include transmitting a control signal related to the selection of the IPTV channel to a telecommunication company network, and blocking traffic beyond the control signal except for the control signal.

The enterprise server may include at least one of a head office server of the enterprise and a branch server of the enterprise.

According to one aspect of the present invention, it is possible to provide only some of the IPTV channels required by the company, without installing an additional network, while making the most of the company's network.

According to an aspect of the present invention, viewing of unauthorized IPTV channels can be restricted by selecting and providing only some necessary channels according to a control signal from a corporate server.

According to one aspect of the present invention, bandwidth waste of a corporate network can be reduced by transmitting only necessary some of the IPTV channels transmitted from the telecommunication company server.

In addition, according to one aspect of the present invention, by separating the IPTV network of the telecommunication company and the corporate network, it is possible to prevent the information inside the company from being exposed through the network of the telecommunication company.

1 is a diagram illustrating a system configuration including an IPTV broadcast repeater according to an embodiment;
2 is a block diagram of an IPTV broadcast repeater according to an embodiment;
3 is a block diagram of an IPTV broadcast repeater according to another embodiment.
4 is a flowchart illustrating a method of operating an IPTV broadcast repeater according to an embodiment.
5 is a diagram illustrating a form in which an IPTV broadcast repeater is connected to a corporate headquarters according to an embodiment;
6 is a diagram illustrating a form in which an IPTV broadcast repeater is installed in a branch office building according to an embodiment;

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. Like reference numerals in each figure indicate like elements.

Various modifications may be made to the embodiments described below. It should be understood that the embodiments described below are not intended to limit the embodiments, and include all modifications, equivalents, and substitutes thereto.

Terms used in the examples are used only to describe specific examples, and are not intended to limit the examples. The singular expression includes the plural expression unless the context clearly dictates otherwise. In the present specification, terms such as “comprise” or “have” are intended to designate that a feature, number, step, operation, component, part, or combination thereof described in the specification is present, and one or more other features It should be understood that this does not preclude the existence or addition of numbers, steps, operations, components, parts, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which the embodiment belongs. Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related art, and should not be interpreted in an ideal or excessively formal meaning unless explicitly defined in the present application. does not

In addition, in the description with reference to the accompanying drawings, the same components are given the same reference numerals regardless of the reference numerals, and the overlapping description thereof will be omitted. In describing the embodiment, if it is determined that a detailed description of a related known technology may unnecessarily obscure the gist of the embodiment, the detailed description thereof will be omitted.

1 is a diagram illustrating a system configuration including an IPTV broadcast repeater according to an embodiment.

Referring to FIG. 1 , a system according to an embodiment includes a telecommunication company server 110 , an IPTV network 120 , an IPTV broadcast repeater 130 , a corporate headquarters server 150 , a corporate network 160 , and a branch server of the corporation. (170).

The communication company server 110 transmits all IPTV channels to the IPTV broadcast repeater 130 through the IPTV network 120 . The IPTV broadcast repeater 130 may provide some IPTV channels selected by the corporate headquarters server 150 or an administrator among all IPTV channels transmitted from the telecommunication company server 110 to the corporate dedicated line, that is, the corporate network 160 .

The IPTV broadcast repeater 130 according to an embodiment transmits some selected IPTV channels to the branch server 170 of the enterprise through the enterprise network 160 , thereby reducing bandwidth waste in the enterprise network. In addition, since the IPTV network 120 of the telecommunication company and the corporate network 160 are separated through the IPTV broadcast repeater 130, it is possible to block the risk that internal information of the company is exposed through the IPTV network 120 of the telecommunication company.

2 is a block diagram of an IPTV broadcast repeater according to an embodiment.

Referring to FIG. 2 , the IPTV broadcast repeater 200 according to an embodiment includes a receiver 210 , a processor 230 , and a transmitter 250 . According to an embodiment, the IPTV broadcast repeater 200 may further include a FireWall processing unit (not shown).

The receiver 210 receives a control signal related to IPTV channel selection. The receiver 210 may receive, for example, a control signal related to selection of an IPTV channel from a corporate server or an administrator. In this case, the corporate server may include, for example, at least one of a corporate headquarters server and a corporate branch server. A case in which the IPTV broadcast repeater 200 according to an embodiment is connected to a corporate headquarters server will be described with reference to FIG. 5 , and a case in which the IPTV broadcast repeater 200 is connected to a corporate branch server will be described with reference to FIG. 6 .

The processor 230 selects some of the IPTV channels based on the control signal received from the receiver 210 . In this case, the IPTV channels may be, for example, transmitted from a communication company server or provided from another IPTV channel providing server.

The processor 230 may select some channels by using channel information on IPTV channels received from a communication company server. The channel information may include at least one of a channel ID and a channel IP address for each of the IPTV channels. The processor 230 may select some channels to be selected using a channel ID and/or a channel IP address.

The transmitter 250 transmits traffic of some channels selected by the processor 230 .

The processor 230 may extract traffic of some selected channels and convert the extracted traffic to fit the corporate network to which the corporate server belongs.

For example, when the corporate network supports a multicast transmission method, the processor 230 may allocate a multicast IP address to the extracted traffic. Also, when the corporate network supports a unicast transmission method, the processor 230 may convert the extracted traffic to be suitable for video streaming transmission. In addition, the processor 230 may convert the format of the extracted traffic according to the bandwidth supported by the corporate network.

The firewall processing unit (not shown) may transmit a control signal related to the selection of an IPTV channel to the network of the telecommunication company, and may block the remaining traffic except for the control signal. According to an embodiment, the firewall processing unit may be implemented by the processor 230 or may be configured as a separate firewall processing unit.

The transmission unit 250 may transmit traffic converted to fit the corporate network to a corporate server or a branch server.

3 is a block diagram of an IPTV broadcast repeater according to another embodiment.

Referring to FIG. 3 , the IPTV broadcast repeater 300 according to an embodiment may include a channel check/select unit 310 , a channel extractor 320 , a channel transmitter 330 , and a FireWall processor 340 . can

The channel check/selection unit 310 may check all IPTV channels transmitted through the communication company network 120 and select only a desired channel. In addition, the channel check/selection unit 310 may check IPTV channel information transmitted from a telecommunication company server, for example, an IPTV set-top box (STB), and select an IPTV channel according to a control signal set by an administrator. have.

The channel extractor 320 may extract IPTV channel traffic of the selected channels. Since IPTV channels are mainly transmitted in a multicast method, the channel extractor 320 may join multicast packets (frames) transmitted for a plurality of IPTV channels. Also, the channel extractor 320 may manage the extracted IPTV channel traffic to be retransmitted.

The channel transmission unit 330 may convert the extracted IPTV channels to fit the corporate network 160 and transmit them.

The FireWall processing unit 340 may transmit, for example, only signals related to channel control of IPTV, such as channel selection by a corporate server or an administrator, to the telecommunication company network 120 and block the remaining traffic.

In this way, by blocking the remaining traffic except for signals related to channel control of IPTV, the IPTV broadcast repeater 300 can operate as a firewall that completely separates the IPTV network 120 and the corporate network 160 of the telecommunication company. have.

According to an embodiment, the channel check/select unit 310 , the channel extractor 320 , the channel transmitter 330 , and the FireWall processor 340 described with reference to FIG. 3 may be implemented by one processor.

4 is a flowchart illustrating a method of operating an IPTV broadcast repeater according to an embodiment.

Referring to FIG. 4 , an IPTV broadcast repeater according to an embodiment receives a control signal related to selection of an IPTV channel ( 410 ). The IPTV broadcast repeater may receive, for example, a control signal related to selection of an IPTV channel from a corporate server or an administrator. In this case, the corporate server may include at least one of a corporate headquarters server and a corporate branch server.

The IPTV broadcast repeater selects some of the IPTV channels according to the control signal received in step 410 (step 420). In this case, the IPTV channels may be, for example, transmitted from a communication company server or provided from another IPTV channel providing server.

In step 420 , the IPTV broadcast repeater may receive channel information on IPTV channels from, for example, a communication company server. The IPTV broadcast repeater may select some channels by using the received channel information. The channel information may include at least one of a channel ID and a channel IP address for each of the IPTV channels.

The IPTV broadcast repeater may extract traffic of some channels selected in step 420 (step 430).

The IPTV broadcast repeater may convert the traffic extracted in step 430 to fit the corporate network to which the corporate server belongs ( 440 ). The IPTV broadcast repeater may allocate a multicast IP address to the traffic extracted in step 430 when the corporate network supports the multicast transmission method. When the corporate network supports the unicast transmission method, the IPTV broadcast repeater may convert the traffic extracted in step 430 to be suitable for video streaming transmission.

Also, the IPTV broadcast repeater may convert the format of the traffic extracted in step 430 to match the bandwidth supported by the corporate network.

The IPTV broadcast repeater may transmit the traffic converted in step 440 (step 450).

5 is a diagram illustrating a form in which an IPTV broadcast repeater is connected to a corporate headquarters according to an embodiment.

Referring to FIG. 5 , the IPTV broadcast repeater 530 according to an embodiment may receive the entire IPTV channel from the telecommunication company (national company) server 510 through the IPTV network 520 as described above.

The IPTV broadcast repeater 530 may select only some of the IPTV channels according to the control signal of the corporate headquarters server 540 and transmit it to the corporate branch server 560 through the corporate network 550 . In this case, the branch server 560 of the enterprise may include L3 and L2 switches and a set-top box (STB).

For example, when the number of IPTV channels required by the company is small or the network bandwidth of the company dedicated line is sufficient, the IPTV broadcast repeater 530 is installed between the telecommunication company server 510 and the company server 540 in the form shown in FIG. 5 . After installation, channels selected from the corporate headquarters may be transmitted to the server 560 of the corporate branch through the corporate network 550 .

6 is a diagram illustrating a form in which an IPTV broadcast repeater is installed in a branch office building according to an embodiment.

Referring to FIG. 6 , an IPTV broadcast repeater 630 according to an embodiment may be installed in a branch building of a company.

At this time, the telecommunication company (national) server 610 transmits the entire IPTV channel to the branch server 660 of the company through the IPTV network 620, and the corporate headquarters server 640 transmits in-house broadcasting through the company network 650. It can be transmitted to the branch server 660 of the enterprise.

The IPTV broadcast repeater 630 installed in the branch office building of the enterprise may provide some IPTV channels selected by the administrator or the like through L3 and L2 switches and set-top boxes installed in the branch server 660 of the enterprise.

For example, if the number of IPTV channels required by the company is large or the bandwidth of the corporate network is insufficient, the IPTV broadcast repeater 630 is installed in the branch of the company in the form shown in FIG. 6, and the branch manager selects the desired channel. You can select it and send it to the corresponding branch building.

The method according to an embodiment of the present invention may be implemented in the form of program instructions that can be executed through various computer means and recorded in a computer-readable medium. The computer-readable medium may include program instructions, data files, data structures, etc. alone or in combination. The program instructions recorded on the medium may be specially designed and configured for the present invention, or may be known and available to those skilled in the art of computer software. Examples of the computer-readable recording medium include magnetic media such as hard disks, floppy disks and magnetic tapes, optical media such as CD-ROMs and DVDs, and magnetic media such as floppy disks. - includes magneto-optical media, and hardware devices specially configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like. Examples of program instructions include not only machine language codes such as those generated by a compiler, but also high-level language codes that can be executed by a computer using an interpreter or the like. The hardware devices described above may be configured to operate as one or more software modules to perform the operations of the present invention, and vice versa.

As described above, although the present invention has been described with reference to limited embodiments and drawings, the present invention is not limited to the above embodiments, and various modifications and variations from these descriptions can be made by those skilled in the art to which the present invention pertains. This is possible.

Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined by the following claims as well as the claims and equivalents.

200: IPTV broadcast repeater
210: receiver
230: processor
250: transmission unit

Claims (20)

a receiver for receiving a control signal related to selection of an IPTV channel;
a processor for selecting some of IPTV channels based on the control signal; and
Transmission unit for transmitting traffic of the selected partial channel
including,
the processor is
extracting the traffic of the selected partial channel, and converting the extracted traffic according to the corporate network to which the corporate server belongs,
The corporate server
Including headquarters server and branch server,
the transmission unit
and transmitting the converted traffic to the head office server so that the head office server can transmit the converted traffic and its own traffic to the branch server through the corporate network. According to claim 1,
the processor is
An IPTV broadcast repeater that selects the partial channel by using channel information on the IPTV channels received from a communication company server. 3. The method of claim 2,
The channel information is
An IPTV broadcast repeater comprising at least one of a channel ID and a channel IP address for each of the IPTV channels. delete According to claim 1,
the processor is
When the corporate network supports a multicast transmission scheme, a multicast IP address is allocated to the extracted traffic. According to claim 1,
the processor is
When the corporate network supports a unicast transmission method, the IPTV broadcast repeater for converting the extracted traffic to be suitable for video streaming (streaming) transmission. According to claim 1,
the processor is
An IPTV broadcast repeater for converting a format of the extracted traffic to match the bandwidth supported by the corporate network. According to claim 1,
A FireWall processing unit that transmits a control signal related to selection of the IPTV channel to a telecommunication company network, and blocks traffic other than the control signal
Further comprising, IPTV broadcast repeater. delete receiving a control signal related to selection of an IPTV channel;
selecting some of IPTV channels according to the control signal; and
Transmitting traffic of the selected partial channel;
The step of selecting some channels is
extracting traffic of the selected partial channel, and converting the extracted traffic to fit a corporate network to which a corporate server belongs
including,
The corporate server
Including headquarters server and branch server,
The step of transmitting the traffic is
transmitting the converted traffic to the head office server so that the head office server can transmit the converted traffic and its own traffic to the branch server through the corporate network
Including, the operation method of the IPTV broadcast repeater. 11. The method of claim 10,
The step of selecting some channels is
receiving channel information on the IPTV channels from a communication company server; and
selecting the partial channel using the channel information
Including, the operation method of the IPTV broadcast repeater. 12. The method of claim 11,
The channel information is
A method of operating an IPTV broadcast repeater, comprising at least one of a channel ID and a channel IP address for each of the IPTV channels. delete 11. The method of claim 10,
The step of converting the corporate server to fit the corporate network is
allocating a multicast IP address to the extracted traffic when the corporate network supports a multicast transmission method;
Including, the operation method of the IPTV broadcast repeater. 11. The method of claim 10,
The step of converting the corporate server to fit the corporate network is
When the corporate network supports a unicast transmission method, converting the extracted traffic to be suitable for video streaming transmission
Including, the operation method of the IPTV broadcast repeater. 11. The method of claim 10,
The step of converting the corporate server to fit the corporate network is
converting the format of the extracted traffic to fit the bandwidth supported by the corporate network
Including, the operation method of the IPTV broadcast repeater. 11. The method of claim 10,
Transmitting a control signal related to the selection of the IPTV channel to a telecommunication company network, and blocking traffic beyond the control signal
Further comprising a, IPTV broadcast repeater operating method. delete A computer program stored in a medium for executing the method of any one of claims 10 to 12 and 14 to 17. a receiver for receiving a control signal related to selection of an IPTV channel;
a processor for selecting some of IPTV channels based on the control signal; and
Transmission unit for transmitting traffic of the selected partial channel
including,
the processor is
extracting the traffic of the selected partial channel, and converting the extracted traffic according to the corporate network to which the corporate server belongs,
The corporate server
Including headquarters server and branch server,
the transmission unit
and transmitting the converted traffic to the branch server so that the converted traffic can be transmitted to the branch server together with the own traffic generated by the head office server.

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