KR20080041396A - Receiving apparatus and transmitting apparatus for digital broadcasting - Google Patents

Abstract

A digital broadcasting receiver is provided to collect the information from information agents for offering various information, and to transmit the information through a digital broadcasting network. A broadcasting signal processing member(21) receives a broadcasting signal and outputs the video signal, audio signal and broadcasting data separately. A memory member(23) stores the digital information. A user interface member(22) performs a data input function by a user and sets the kinds of desired broadcasting data. A control member(26) performs the general control according to the control signal inputted from the user interface member and stores the information set through the user interface member in the memory member. An extraction member(24) extracts the broadcasting data stored in the memory member among the broadcasting data and outputs the broadcasting data to a display module. A data storing member stores the broadcasting data extracted from the extracting member.

Description

Digital broadcast transmitter and digital broadcast receiver {Receiving Apparatus and Transmitting Apparatus for Digital Broadcasting}

1 is a view illustrating an embodiment of a digital broadcast transmitter according to the present invention;

2 illustrates an embodiment of a digital broadcast receiver according to the present invention;

3 is another embodiment of a digital broadcast receiver according to the present invention;

4 is an embodiment of a client terminal,

5 is an embodiment of a broadcast signal processor;

6 is an example of a process of making a customized service according to the present invention.

* Explanation of symbols for main parts of the drawings

11-1 to 11-n: Information Agent 12: Communication Network

13: Data Broadcasting Transmitter 13-1: Information Collection Server

13-2: Information Database 13-3: Data Conversion Section

13-4: Multiplexer 13-5: Broadcaster

20: digital broadcast receiver 21: broadcast signal processing unit

22: user interface unit 23: memory unit

24: extraction unit 25: display module

26: control unit 27: data storage unit

30: digital broadcast receiver 31: broadcast signal processing unit

32: communication unit 33: memory unit

34: extraction unit 35: control unit

36: data storage 37: user interface

40: client terminal 41: user interface unit

42: control unit 43: display module

44: communication unit 51: tuner unit

52: demultiplexer 53: video decoder

54: audio decoder 55: display processing unit

The present invention relates to a digital broadcast transmitter and a digital broadcast receiver, and in particular, to allow a user to set a type of broadcast data desired by the user so as to provide a customized data service to the user.

Recently, with the spread of digital broadcasting, digital broadcasting services have been started in various countries such as Europe, Asia, and North America. At the present time, digital broadcasting has been commercialized in various fields such as satellite broadcasting, satellite digital multimedia broadcasting (DMB), terrestrial DMB, and IP TV.

On the other hand, the discovery of profit model is emerging as the most important field of interest in various digital broadcasting services. In this regard, both terrestrial DMB operators, which were adopted as European standards in Korea and started broadcasting this year, and satellite DMB operators, which started commercial services in May 2005, are trying to develop profit models. In addition, in the IP TV business, which is just beginning its service, finding a profit model is also an important task.

One of the revenue models expected in digital broadcasting services is data broadcasting, which is now entering the commercialization stage. Currently, data broadcasting is provided only as a stand-alone service, and it is being serviced to deliver information such as weather or traffic or provide a game in a separate channel.

However, in the future, various kinds of services are expected to be developed. In the satellite DMB environment, interactive data services will be provided, and transactional services and financial transaction services capable of order delivery will also appear. Future digital broadcasts will be used for the purpose of using services useful for a variety of lives, rather than for viewing audio / video (A / V) content.

In conclusion, data broadcasting service can be regarded as a convergence of broadcasting and communication, and if the technical part was an area of interest in the early stage of data broadcasting, attention is now focused on how to use and apply data broadcasting. Accordingly, it will be time to develop various methods to properly utilize and apply data broadcasting.

Accordingly, the present invention has been made in order to meet the above needs, to effectively collect and provide a variety of information data to the user in a data broadcasting environment, the user can select and use only the information he wants, the user An object of the present invention is to provide a digital broadcast transmitter and a digital broadcast receiver capable of providing a centralized customized data service.

In order to achieve the above object, the digital broadcast transmission apparatus according to the present invention comprises: an information collection server for collecting information from one or more information agents connected through a communication network; An information database for storing the collected information; A data converter converting the information stored in the information database into a form to be transmitted through a broadcasting network; A multiplexer which multiplexes the data converted by the data converter with a broadcast video signal and an audio signal; And a broadcast unit transmitting a signal multiplexed by the multiplexer through a broadcast network.

In accordance with another aspect of the present invention, there is provided a digital broadcast transmission apparatus comprising: a broadcast signal processor configured to receive and process a broadcast signal, output a video signal to a display module, an audio signal to be output to a speaker, and output the broadcast data separately; A memory unit for storing digital information; A user interface configured to allow a user to input a control signal and to set a desired type of broadcast data; A controller configured to perform overall control according to a control signal input from the user interface unit and to store information set through the user interface unit in the memory unit; And an extractor configured to extract broadcast data of a type stored in the memory unit among the broadcast data output from the broadcast signal processor and output the extracted broadcast data to the display module.

Another embodiment of the digital broadcast transmission apparatus according to the present invention includes a broadcast signal processing unit for receiving and processing a broadcast signal, outputting a video signal to a display module, an audio signal to be output to a speaker, and outputting broadcast data; A user interface unit allowing a user to input a control signal; Communication unit for communicating with the client terminal; A memory unit for storing digital information; A controller which controls overall control according to a control signal input from the user interface unit and communicates with the client terminal through the communication unit to store the type of broadcast data set in the client terminal in the memory unit; And an extracting unit for extracting broadcasting data stored in the memory unit from the broadcasting data output from the broadcasting signal processing unit and outputting the broadcasting data through the communication unit.

The digital broadcast transmission apparatus may further include a data storage configured to store broadcast data extracted by the extractor.

The communication unit may be configured to communicate with the client terminal through a short-range communication scheme of wired or wireless.

The broadcast signal processing unit tuner unit for receiving an RF signal; A demultiplexer which demultiplexes the signal received by the tuner and separates video data, audio data, and broadcast data; A video decoder to decode the demultiplexed video data; An audio decoder to decode the demultiplexed audio data; And a display processor configured to convert the video data decoded by the video decoder into a signal to be output from the display module.

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

Referring to FIG. 1, the digital broadcast transmitter 13 is connected to various information agents 11-1 to 11-n through a communication network 12 such as an internet network. The information agents 11-1 to 11-n are information providers for providing their information to users through the digital broadcast transmitter 13.

The information collecting server 13-1 receives various information from the information agents 11-1 to 11-n by communicating with the information agents 11-1 to 11-n connected through the communication network 12. do. The interface method of the information agents 11-1 to 11-n and the information collecting server 13-1 may be variously configured as necessary.

As an example of the interface method between the information agents 11-1 to 11-n and the information collection server 13-1 when the communication network 12 is a wired or wireless internet network, the information collection server 13-1 ) May provide a homepage for allowing the information agents 11-1 to 11-n to input various information. The home page may include an information input web page including data fields for inputting each item constituting information, and each data field may be variously configured according to service policy or needs.

As one example, when the advertisement is for a local store, it may include an address field, a mutual field, a handling item field, a price field, a guide information field, a coupon application field, and the like.

The information collection server 13-1 stores and manages the information input by the information agents 11-1 to 11-n in the information database 13-2. At this time, the information collecting server 13-1 checks the integrity of the information inputted by the information agents 11-1 to 11-n, or inputs the information agents 11-1 to 11-n. It can be configured to perform various processing required for the service providing the information, such as statistical processing of information, management of information agents, screening of information to be carried on data broadcasting, processing of the collected information.

The data converting unit 13-3 converts the information stored in the information database 13-2 into a form to be transmitted through a broadcasting network, and the multiplexing unit 13-4 converts the data stored in the data converting unit 13-3 into data. Video data, audio data, and service information (SI) to be broadcasted are multiplexed together. The broadcast unit 13-5 transmits the signal multiplexed by the multiplexer 13-4 through the broadcast network. Since the configuration of the data converter 13-3, the multiplexer 13-4, and the broadcaster 13-5 can be achieved through various methods capable of transmitting digital broadcasts, a detailed description thereof will be omitted.

The broadcast data collected by the digital broadcast transmitter 13 and transmitted through the broadcast network are received through the digital broadcast receiver of the user and provided to each user, and provide a customized data broadcast service to the user as described below. It is the basis for doing so.

An embodiment of a digital broadcast receiver according to the present invention will be described with reference to FIG. 2.

The broadcast signal processor 21 may be configured in various forms according to the type of the digital broadcast receiver 20. The broadcast signal processor 21 may receive a video signal, process the video signal, and output the same through the display module 25. 71) and outputs the audio signal and broadcast data. In the figure, a speaker 71 for outputting an audio signal is separately shown. However, the speaker 71 may be integrated with the digital broadcast receiver 20 as necessary.

Referring to FIG. 5, the tuner unit 51 receives a broadcast signal (RF signal) of a corresponding frequency band, and the demultiplexer 52 is a tuner unit. The signal received through 51 is demultiplexed and digitized and separated and output as a digitized video signal, an audio signal, and broadcast data. The video decoder 53 then decompresses and decodes the demultiplexed video signal, and the audio decoder 54 decodes the demultiplexed audio signal. The display processor 55 makes the decoded video data into a signal (eg, an RGB signal) that can be output from the display module.

The user interface 22 basically allows a user to input a control signal for controlling the digital broadcast receiver 20. The user interface 22 may be configured in various ways according to the form of the digital broadcast receiver 20. For example, when the digital broadcast receiver is a mobile phone or a mobile communication terminal, the digital broadcast receiver may include a keypad provided in the mobile communication terminal.

The control unit 26 plays a role of collectively controlling the digital broadcast receiver 20, and may be typically configured by using a central processing unit (CPU), a microprocessor, or the like.

In particular, the control unit 26 allows a user to input a desired type of broadcast data through the user interface unit 22, and stores and manages the type of the input broadcast data in the memory unit 23. In this case, the controller 26 may be configured to provide a user interface screen through which the user can easily input the type of broadcast data desired by the display module 25.

The display module 25 serves to display a video signal output from the broadcast signal processor 21, and may be variously configured according to the form of the digital broadcast receiver 20.

The extractor 24 extracts the broadcast data stored in the memory 23 from the broadcast data output from the broadcast signal processor 21 and delivers the broadcast data to the display module 25. That is, the user can selectively select and view only the type of broadcast data that he / she wants to view, not all of the broadcast data, which means that the data broadcast service can be made in a user-customized form.

In addition, the digital broadcast receiver 20 may include a data storage unit 27. In this embodiment, the controller 26 stores the broadcast data extracted from the extractor 24 in the data storage unit 27. Control to retrieve information stored in the data storage unit 27 in response to a search request from the user interface unit 22. FIG.

In the above embodiment, each component may be implemented using components of an integrated device that is integrated with the digital broadcast receiver 20 as necessary. For example, in a mobile communication terminal such as a mobile phone having a digital multimedia broadcasting (DMB) reception function, a keypad and a display module of the mobile communication terminal may be used.

Referring to FIG. 3, another embodiment of the digital broadcast reception device according to the present invention will be described. The digital broadcast reception device 30 is a wired line with a client terminal 40 that sets information desired by a user and also displays broadcast data. Or it may be configured to communicate with each other via a wireless short-range communication scheme.

The broadcast signal processor 31 may be configured in various forms according to the type of the digital broadcast receiver 30. The broadcast signal processor 31 may receive a video signal, process the video signal, and output the same through the display module 72. The audio signal is separated into the audio signal and the broadcast data to be output through 71, and the embodiment of FIG. 5 may be applied as it is.

Although the display module 72 and the speaker 71 are separately shown in the drawing, the display module 72 and the speaker 71 may be integrated with the digital broadcast receiver 30 as necessary. For example, when the digital broadcast receiver 30 is configured in the form of a digital TV, the display module and the speaker constituting the digital TV screen may be integrally formed, and the digital broadcast receiver 30 may be When configured in the form of a set-top box, the display module for outputting the image and the speaker may not be integrated.

The communication unit 32 communicates with the client terminal 40 through various wired or wireless short-range communication methods such as infrared, Bluetooth, and serial communication, and the user interface 32 basically receives a user digital broadcast. It is possible to input a control signal for controlling the device 30.

The controller 35 collectively controls the digital broadcast receiver 30 according to a user control signal input through the user interface unit 37, and typically, a central processing unit (CPU) or a microprocessor (Micro). Processor) or the like. In addition, the control unit 35 communicates with the client terminal 40 through the communication unit 32 to store and manage information on the type of broadcast data set in the client terminal 40 in the memory unit 33.

The extractor 34 extracts the broadcast data of the type stored in the memory 33 from the broadcast data output from the broadcast signal processor 31 under the control of the controller 35, and the client terminal 40 through the communicator 32. To send.

In addition, the digital broadcast receiver 30 may include a data storage unit 36. In this embodiment, the controller 35 stores the broadcast data extracted by the extractor 34 in the data storage unit 36. To control. When a search request from the client terminal 40 is input through the communication unit 32, information stored in the data storage unit 36 may be transmitted to the client terminal 40 through the communication unit 32. . Accordingly, the user may store information that needs to be checked again, such as coupon information, and search for it later.

Referring to FIG. 4, the client terminal 40 may include various types of mobile communication terminals such as a personal computer (PC), a notebook computer, a mobile phone, or an independent device configured separately. Can be configured.

The user interface 41 allows a user to input and set the type of broadcast data, and the controller 42 sends the communication unit 44 to the type setting information of the broadcast data input by the user through the user interface 41. Through the digital broadcast receiver 30 is transmitted. Then, the digital broadcast receiver 30 stores the type setting information of the broadcast data in the memory unit 33 and extracts the broadcast data of the type stored in the memory unit 33 among the broadcast data. Extracted through the transmission to the client terminal 40 through the communication unit 32. The controller 42 of the client terminal 40 receives broadcast data transmitted from the digital broadcast receiver 30 through the communication unit 44 and displays the broadcast data through the display module 43.

In this case, the client terminal 40 may also include storage means (not shown) for storing broadcast data, and the control unit 42 instructs the control signal input through the user interface unit 41 to store the broadcast data. In the case of the signal, the received broadcast data is stored in the storage means. Then, the broadcast data stored in the storage means is displayed on the display module according to the search command input through the user interface 41. Accordingly, the user can search for the broadcast data stored in the storage means at any time.

In order to help the understanding of the description, an example of a specific process of providing a customized data service in a digital broadcasting receiver will be described.

First, the type of advertisement desired by the user is set (S61). At this time, it is assumed that the area of 'Suksu 1-dong', Manan-gu, Anyang-si, Gyeonggi-do, and the type of 'restaurant' are set.

Then, the setting information is stored in the digital broadcast receiver (S62), and the digital broadcast receiver extracts advertisement data corresponding to the region and the industry set from the broadcast data broadcast by the digital broadcast transmitter (S63). By displaying on the display module (S64), the user obtains the desired type of data.

In addition, the advertisement data extracted according to the user's selection is stored (S65, S66), so that the user can later search for the advertisement data again or use a message such as a coupon.

As described above, the present invention can provide user-specific information using a digital broadcasting network, and can extend a business model for data broadcasting service and contribute to the creation of a new revenue model.

Claims (7)

An information collecting server for collecting information from one or more information agents connected through a communication network; An information database for storing the collected information; A data converter converting the information stored in the information database into a form to be transmitted through a broadcasting network; A multiplexer which multiplexes the data converted by the data converter with a broadcast video signal and an audio signal; And And a broadcast unit transmitting a signal multiplexed by the multiplexer through a broadcast network. A broadcast signal processor configured to receive and process broadcast signals, separately output a video signal to be output to a display module, an audio signal to be output to a speaker, and broadcast data; A memory unit for storing digital information; A user interface configured to allow a user to input a control signal and to set a desired type of broadcast data; A controller configured to perform overall control according to a control signal input from the user interface unit and to store information set through the user interface unit in the memory unit; And And an extraction unit for extracting broadcasting data stored in the memory unit from the broadcast data output from the broadcast signal processor and outputting the broadcast data to the display module. The method of claim 2, And a data storage unit for storing the broadcast data extracted by the extraction unit. A broadcast signal processor configured to receive and process a broadcast signal and to separately output a video signal for output to a display module, an audio signal for output to a speaker, and broadcast data; A user interface unit allowing a user to input a control signal; Communication unit for communicating with the client terminal; A memory unit for storing digital information; A controller which controls overall control according to a control signal input from the user interface unit and communicates with the client terminal through the communication unit to store the type of broadcast data set in the client terminal in the memory unit; And And an extracting unit for extracting broadcasting data stored in the memory unit from the broadcasting data output from the broadcasting signal processing unit and outputting the broadcasting data through the communication unit. The method of claim 4, wherein And a data storage unit for storing the broadcast data extracted by the extraction unit. The method of claim 4, wherein And the communication unit is configured to communicate with the client terminal via a wired or wireless short range communication method. The broadcast signal processing unit according to any one of claims 2 to 6, wherein the broadcast signal processing unit A tuner unit for receiving an RF signal; A demultiplexer which demultiplexes the signal received by the tuner and separates video data, audio data, and broadcast data; A video decoder to decode the demultiplexed video data; An audio decoder to decode the demultiplexed audio data; And And a display processing unit for converting the video data decoded by the video decoder into a signal to be output from the display module.

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