KR20150039627A - System and method for providing IPTV service - Google Patents

Abstract

The present invention relates to an IPTV service providing system and a method, and more specifically, to an IPTV service providing system capable of providing a real-time broadcast service or a VOD service with respect to each of a plurality of display devices without individual set-top box in a place where a plurality of display devices are installed, and an IPTV service providing method. Disclosed is a system for providing different IPTV services to each of a plurality of display devices installed in each building without set-top box according to the present invention, wherein the system comprises: an IPTV service providing server which provides a real-time broadcast service or the video on demand (VOD) service; at least one user terminal which is installed in each building and connects to the IPTV service providing server so as to select at least one real-time broadcast channel from among a plurality of real-time broadcast channels provided from the real-time broadcast service or at least one VOD from among a plurality of VODs provided from the VOD service; and an IPTV signal processing server which receives at least one real-time broadcast signal or VOD signal transmitted from the IPTV service providing server according to the selection of the user terminal, primarily converts the signals into an RF signal form, and converts secondarily the signals primarily converted into an optical signal form, and outputs the secondarily converted signals to a plurality of display devices.

Description

[0001] The present invention relates to a system and a method for providing an IPTV service,

The present invention relates to a system and a method for providing an IPTV service. More particularly, the present invention relates to an IPTV service providing system capable of providing a real-time broadcast service or a VOD service for each of a plurality of display devices without providing a set-top box for each display device in order to receive an IPTV service in a place where a plurality of display devices are installed, ≪ / RTI >

In general, Internet Protocol Television (IPTV) means providing a service such as real-time broadcast, VOD service, and electronic commerce content through a display device (e.g., a TV or monitor) of a user based on an Internet network .

In order to provide an IPTV service having such characteristics, a content provider such as a PP (Program Provider), a DP (Data Provider), and a CP (Contents Provider), a satellite signal, a cable broadcast, An IPTV H / E (Headend) platform, a network for transmitting contents, and a user terminal device (i.e., a set-top box) for receiving and decoding contents and outputting the contents to a user's display device.

As described above, the IPTV service can be provided only through a display device directly connected to the set-top box, unlike a cable TV service that can provide different broadcast services through a coaxial cable connection for each display device without a set-top box, In order to receive an IPTV service for each display device, a set-top box must be connected to each of a plurality of display devices, thereby increasing the cost burden of purchasing a set-top box.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems and it is an object of the present invention to provide a real-time broadcasting service or a video on demand And provides the IPTV service providing system and method.

According to another aspect of the present invention, there is provided a system for providing a different IPTV service to a plurality of display devices provided in each building without a set-top box, An IPTV service providing server for providing a Video On Demand service; At least one or more real-time broadcasting channels among a plurality of real-time broadcasting channels provided in the real-time broadcasting service or at least one of a plurality of VODs provided in the VOD service, A user terminal for selecting a VOD; And at least one real-time broadcasting signal or VOD signal transmitted from the IPTV service providing server according to the selection of the user terminal, firstly converts the real-time broadcasting signal or the VOD signal into an RF signal, And an IPTV signal processing server for converting the signal into an optical signal in the second format and outputting the at least one second real-time broadcast signal or VOD signal to the plurality of display apparatuses.

In addition, the IPTV signal processing server may include a first RF conversion unit for performing the primary conversion and an optical signal conversion unit for performing the secondary conversion.

The apparatus may further include a second RF conversion unit for converting the at least one second real-time broadcast signal or the VOD signal into a RF signal.

The apparatus may further include an RF signal distributor for distributing the at least one third-converted real-time broadcast signal or the VOD signal to at least one of the plurality of displays.

Also, the user terminal may access the IPTV service providing server and perform playback, stop, pause, or search of the selected at least one VOD.

Also, a method for providing an IPTV service according to a preferred embodiment of the present invention is a method for providing a different IPTV service to each of a plurality of display devices provided in each building without a set-top box, Or a video on demand (VOD) service; (b) the user terminal receiving a plurality of real-time broadcast channel lists or VOD lists from the IPTV service providing server; (c) the user terminal selecting at least one real-time broadcast channel among the plurality of real-time broadcast channel lists or selecting at least one VOD from the VOD list, and transmitting the selected result value to the IPTV service providing server; And (d) transmitting, by the IPTV service providing server, at least one real-time broadcasting signal or VOD signal according to the selection result value to the plurality of display apparatuses.

The step (c) includes the steps of: (c1) selecting at least one real-time broadcast channel among the plurality of real-time broadcast channel lists or selecting at least one VOD from the VOD list; And (c2) a predetermined unique identifier of the display device to receive the at least one real-time broadcast channel or VOD among the result values according to the selection and the unique numbers of the plurality of display devices stored in advance in the user terminal, And transmitting the number to the IPTV server.

In step (d), the IPTV service providing server may include the unique number of the display device transmitted in step (c2) in the real time broadcast signal or the VOD signal to the plurality of display devices.

According to another aspect of the present invention, there is provided a method of providing an IPTV service, the method comprising the steps of: (a) providing an IPTV signal processing server with a real-time broadcast service or a video on demand (VOD) Receiving at least one real-time broadcasting signal or VOD signal from an IPTV service providing server; (b) the IPTV signal processing server performs a primary conversion of the at least one real-time broadcasting signal or the VOD signal into an RF signal; (c) secondarily converting the at least one real-time broadcasting signal or the VOD signal subjected to the primary conversion by the IPTV signal processing server into an optical signal form; And (d) outputting the at least one second real-time broadcast signal or the VOD signal of the IPTV signal processing server to the plurality of display apparatuses through an optical communication network.

The method may further include the steps of: (e) tertiarily converting the at least one real-time broadcasting signal or the VOD signal transmitted through the optical communication network into an RF signal; And (f) distributing the at least one real-time broadcast signal or the VOD signal subjected to the tertiary conversion to at least one or more corresponding display devices among the plurality of displays.

In the step (f), the at least one real-time broadcast signal or at least one real-time broadcast signal converted by the display device corresponding to the unique number of the display device included in the VOD signal, And transmitting the broadcast signal or the VOD signal.

According to the present invention, in order to provide an IPTV service, different real-time broadcasting services or VOD services can be provided to a plurality of display devices without installing a set-top box for each of a plurality of display devices. And the cost can be greatly reduced.

1 is a conceptual diagram of an IPTV service providing system according to a preferred embodiment of the present invention;
FIG. 2 is a detailed block diagram of a configuration of an IPTV service providing system according to a preferred embodiment of the present invention, and FIG.
3 and 4 are operation reference diagrams of an IPTV service providing system according to a preferred embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the drawings, the same reference numerals are used to designate the same or similar components throughout the drawings. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. In addition, the present invention will be described below with reference to preferred embodiments. However, it is needless to say that the technical idea of the present invention is not limited thereto and can be practiced by those skilled in the art.

1 is a conceptual diagram of an IPTV service providing system according to a preferred embodiment of the present invention.

In the present invention, different IPTV services are provided to each of a plurality of display devices provided in each building without a set-top box. To this end, as shown in FIG. 1, at least one user terminal M) accesses an IPTV service providing server 10 providing a real-time broadcast service or a video on demand (VOD) service and selects at least one real-time broadcast channel or VOD, the IPTV service providing server 10 transmits the selected And transmits one or more real-time broadcasting signals or VOD signals to the IPTV signal processing server 20.

The IPTV signal processing server 20 first converts the at least one real-time broadcast signal or the VOD signal into an RF signal, secondarily converts the at least one real-time broadcast signal or VOD signal into an optical signal form for transmission, D2, and D3, and transmits the at least one second real-time broadcast signal or the VOD signal.

At least one or more real-time broadcast signals or VOD signals that are secondarily converted in the building B are subjected to tertiary conversion in the form of RF signals and finally transmitted to the plurality of display devices D1, D2, and D3 The IPTV service for each of the plurality of display devices D1, D2, and D3 can be provided.

Therefore, according to the present invention, even if a set-top box is not provided for each of the plurality of display devices D1, D2, and D3, it is possible to provide different IPTV services to the plurality of display devices D1, D2, and D3 I have.

Hereinafter, a detailed configuration of an IPTV service providing system according to a preferred embodiment of the present invention will be described with reference to FIG.

2 is a detailed block diagram of a configuration of an IPTV service providing system according to a preferred embodiment of the present invention.

2, an IPTV service providing system 1 according to a preferred embodiment of the present invention includes an IPTV service providing server 10, a user terminal M, an IPTV signal processing server 20, (30), and an RF signal distribution unit (40).

The IPTV service providing server 10 provides a real-time broadcasting service or a video on demand (VOD) service.

At this time, the IPTV service providing server 10 includes a content providing server in which contents for providing a VOD service are stored in advance, an IPTV H / E (Headend) for converting a satellite signal, a cable broadcast, and a terrestrial broadcast signal into an IP network, Platform. ≪ / RTI >

At least one user terminal M is provided in the building B and is connected to the IPTV service providing server 10 and selects at least one real time broadcasting channel among a plurality of real time broadcasting channels provided in the real time broadcasting service, And selects at least one VOD among a plurality of VODs provided by the VOD service.

In other words, the user terminal M is connected to the IPTV service providing server 10 and then to the number of display devices to receive the IPTV service among the plurality of display devices D1, D2, and D3 provided in the building B Selects at least one real-time broadcasting channel or VOD, and transmits the selection result value to the IPTV service providing server 10.

At this time, the user terminal M may be a terminal such as a smart phone or a smart tablet that can access the IPTV service providing server 10 through a wireless communication network.

The user terminal M may store at least one of the selected one or more real time broadcast channel signals among the unique numbers of the plurality of display devices D1, D2, and D3 stored in advance in the user terminal M, The IPTV service providing server 10 can further transmit the unique number of the display device to which the VOD signal is to be transmitted.

Accordingly, the IPTV service providing server 10 transmits the at least one real time broadcast signal or VOD signal according to the selection of the user terminal M to the IPTV signal processing server 20 including the unique number of the display device .

In the figure, only a configuration for selecting a real-time broadcast channel or VOD provided to each of the plurality of display devices D1, D2, and D3 using a single user terminal M is shown, For example, a plurality of user terminals corresponding to a plurality of display devices D1, D2, and D3, and accesses an IPTV service providing server 10 for each user terminal, May be selected.

The IPTV signal processing server 20 transmits at least one real time broadcasting signal or VOD signal transmitted from the IPTV service providing server 10 according to the selection of the user terminal M (in other words, the number of display devices And at least one real-time broadcasting signal or VOD signal selected by the user terminal M according to the received signal.

Then, the at least one real-time broadcast signal or the VOD signal is converted into an optical signal and then transmitted to a plurality of display devices (D1, D2, D3) located in the building B via an optical communication network do.

At this time, each of the at least one real-time broadcast signal or VOD signal transmitted from the IPTV service providing server 10 may include the display device unique number transmitted to the IPTV service providing server 10, The optical signal converting unit 20 may include a first RF converting unit 22 for performing the primary conversion and an optical signal converting unit 24 for performing the secondary conversion as shown in FIG.

Although not shown in the drawing, the IPTV signal processing server 20 amplifies the at least one real-time broadcast signal or the VOD signal, which has been subjected to the second conversion, and then amplifies the at least one real-time broadcast signal or VOD signal through a plurality of display devices D1, D2, and D3, respectively.

Also, the IPTV signal processing server 20 can transmit the at least one second real-time broadcast signal or the VOD signal through the optical communication network to the plurality of display devices D1, D2 and D3 located in the building B It is preferable to be provided inside the national flag.

The second RF conversion unit 30 converts the at least one second real-time broadcast signal or the VOD signal into an RF signal, and the RF distribution unit 40 converts the at least one real- And distributes the signal or the VOD signal to at least one of the plurality of display devices D1, D2, and D3.

At this time, the RF distributor 40 is a display device corresponding to the unique number of the display device included in the at least one real-time broadcasting signal or VOD signal of the third conversion among the plurality of display devices D1, D2, The at least one real-time broadcasting signal or the VOD signal subjected to the tertiary conversion can be distributed by transmitting the at least one real-time broadcasting signal or the VOD signal.

Although not shown in the drawings, the RF distributor 40 is distributed between the RF distributor 40 and the plurality of display devices D1, D2, and D3, and then transmitted to the plurality of display devices D1, D2, and D3 And an RF signal amplifying unit for amplifying the at least one third real-time broadcast signal or the VOD signal.

After the IPTV signal processing server 20 performs the primary conversion and the secondary conversion on the at least one real-time broadcast signal or the VOD signal, the second RF conversion unit 30 converts the at least one second- The reason for performing the third-order conversion of one or more real-time broadcast signals or VOD signals is that the IPTV signal processing server 20 transmits the at least one (1, 2, 3, In this case, the present invention has the advantage that the speed of providing IPTV service can be greatly improved.

3 and 4 are operation reference diagrams of an IPTV service providing system according to a preferred embodiment of the present invention.

An operation method of the IPTV service providing system 1 according to the preferred embodiment of the present invention will now be described with reference to FIGS. 3 and 4. FIG.

3 (a), among the real-time broadcast channel list or VOD list provided by the IPTV service providing server 10 on the user terminal M connected to the IPTV service providing server 10, After the broadcast channel list is selected, one of the plurality of real time broadcast channels included in the real time broadcast channel list is selected on the user terminal as shown in FIG. 3 (b).

As shown in FIG. 3 (c), the user using the user terminal can check which channel of the selected one of the real-time broadcast channels is broadcast, The selected one real time broadcast can be viewed through the corresponding channel.

Next, as shown in FIG. 4 (a), among the real-time broadcast channel list or VOD list provided by the IPTV service providing server 10 on the user terminal M connected to the IPTV service providing server 10, After the VOD list is selected, one VOD of the plurality of VODs included in the VOD list is selected on the user terminal as shown in FIG. 4 (b).

As shown in FIG. 4C, the user using the user terminal can check which channel of the selected VOD is broadcast on the display device, and the user can select a corresponding channel of the display device It is possible to view the selected one VOD through the Internet.

Also, as shown in FIG. 4 (d), a user using the user terminal can perform playback, stop, pause, or search operation on the selected one VOD through the user terminal.

For example, when the user selects a pause for a specific VOD selected through the user terminal, the VOD signal corresponding to the pause state is transmitted from the IPTV service providing server 10, Can be output through the corresponding channel of the display device through the server 20, the second RF signal converting unit 30, and the RF signal distributing unit 40, and can reproduce, stop, The search operation can be performed in the same manner.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. It will be possible. Therefore, the embodiments disclosed in the present invention and the accompanying drawings are intended to illustrate and not to limit the technical spirit of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments and the accompanying drawings . The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents thereof should be construed as being included in the scope of the present invention.

(1): IPTV service providing system (10): IPTV service providing server
(20): IPTV signal processing server (22): first RF converting section
(24): optical signal converting section (30): second RF converting section
(40): an RF signal distributor

Claims (11)

A system for providing different IPTV services to a plurality of display devices provided in respective buildings without a set-top box,
An IPTV service providing server for providing a real-time broadcasting service or a video on demand (VOD) service;
At least one or more real-time broadcasting channels among a plurality of real-time broadcasting channels provided in the real-time broadcasting service or at least one of a plurality of VODs provided in the VOD service, A user terminal for selecting a VOD; And
And at least one real-time broadcasting signal or VOD signal transmitted from the IPTV service providing server according to a selection of the user terminal, firstly converting the real-time broadcasting signal or the VOD signal into an RF signal, And outputting the at least one second real-time broadcast signal or the VOD signal to the plurality of display apparatuses. The method according to claim 1,
Wherein the IPTV signal processing server comprises a first RF conversion unit for performing the primary conversion and an optical signal conversion unit for performing the secondary conversion. 3. The method of claim 2,
Further comprising a second RF converting unit for converting at least one second real-time broadcast signal or VOD signal into a RF signal. The method of claim 3,
Further comprising an RF signal distributor for distributing the at least one third-converted real-time broadcast signal or the VOD signal to at least one or more display devices corresponding to the plurality of displays. The method according to claim 1,
Wherein the user terminal accesses the IPTV service providing server and performs playback, suspension, pause, or search of the selected at least one VOD. A method for providing a different IPTV service to each of a plurality of display devices provided in each building without a set top box,
(a) connecting a user terminal to an IPTV service providing server providing a real-time broadcasting service or a video on demand (VOD) service;
(b) the user terminal receiving a plurality of real-time broadcast channel lists or VOD lists from the IPTV service providing server;
(c) the user terminal selecting at least one real-time broadcast channel among the plurality of real-time broadcast channel lists or selecting at least one VOD from the VOD list, and transmitting the selected result value to the IPTV service providing server; And
(d) transmitting, by the IPTV service providing server, at least one real-time broadcasting signal or VOD signal according to the selection result value to the plurality of display apparatuses. The method according to claim 6,
The step (c)
(c1) the user terminal selecting at least one real-time broadcast channel among the plurality of real-time broadcast channel lists or selecting at least one VOD from the VOD list; And
(c2) a unique number of the display device determined to receive the at least one real time broadcast channel or VOD among the result values according to the selection and the unique numbers of the plurality of display devices stored in advance in the user terminal, And transmitting the IPTV service to the IPTV server. 8. The method of claim 7,
In the step (d)
Wherein the IPTV service providing server includes the unique number of the display device transmitted in step (c2) in the real time broadcast signal or the VOD signal, and transmits the unique number to the plurality of display devices. A method for providing a different IPTV service to each of a plurality of display devices provided in each building without a set top box,
(a) receiving at least one real-time broadcasting signal or a VOD signal from an IPTV service providing server that provides a real-time broadcasting service or a VOD (Video On Demand) service;
(b) the IPTV signal processing server performs a primary conversion of the at least one real-time broadcasting signal or the VOD signal into an RF signal;
(c) secondarily converting the at least one real-time broadcasting signal or the VOD signal subjected to the primary conversion by the IPTV signal processing server into an optical signal form; And
(d) outputting the at least one second real-time broadcast signal or the VOD signal, which has been subjected to the second conversion, to the IPTV signal processing server through the optical communication network. 10. The method of claim 9,
Following step (d) above,
(e) tertiary conversion of the at least one real-time broadcasting signal or VOD signal transmitted through the optical communication network into an RF signal form; And
(f) distributing at least one of the at least one real-time broadcast signal or the VOD signal, which has undergone the third conversion, to at least one of the plurality of display devices corresponding to the plurality of displays. 11. The method of claim 10,
The step (f)
At least one real-time broadcasting signal or VOD signal subjected to the third conversion is transmitted to a display device corresponding to a unique number of a display device included in at least one real-time broadcasting signal or a VOD signal of the third conversion among the plurality of display devices The IPTV service providing method comprising:

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