KR100800715B1 - Method for proceeding filtered program guide information and digital broadcasting station and digital broadcasting terminal thereof - Google Patents

Abstract

A digital broadcasting station for providing filtered program guide information, a digital broadcasting receiving terminal, and a program guide information providing method are provided to extract only program guide information that a user wants and supply the extracted information to the user, thereby reducing a time for processing and displaying entire program guide information received from the digital broadcasting station. A memory stores filtering information corresponding to a program guide information requester, entire program guide information for digital broadcasting, and user information for determining whether the program guide information requester is an effective user or not. A subscriber information receiver receives a program guide information request from the program guide information requester, and extracts user authentication information included in the program guide information request. A filtering unit extracts at least one or more program guide information from the entire program guide information according to the filtering information. A controller authenticates the program guide information requester by using the user authentication information. If the program guide information requester is an authenticated user, the controller transmits the program guide information, extracted according to the filtering information, as a response to the program guide information request.

Description

TECHNICAL FOR PROCEEDING FILTERED PROGRAM GUIDE INFORMATION AND DIGITAL BROADCASTING STATION AND DIGITAL BROADCASTING TERMINAL THEREOF}

1 is a block diagram of a digital broadcasting station to which an embodiment of the present invention is applied;

2 is a block diagram of a digital broadcast receiving terminal to which an embodiment of the present invention is applied;

3 is a flowchart illustrating an operation of filtering program guide information and transmitting the filtered program guide information to a digital broadcast receiving terminal according to an embodiment of the present invention;

4 is a flowchart illustrating an operation process for receiving a filtered program guide from a digital broadcasting station and displaying the filtered program guide on a screen according to an embodiment of the present invention;

5 illustrates an example of a screen displayed while performing a process for changing filtering information according to an exemplary embodiment of the present invention.

6 is an exemplary configuration diagram of a system for identifying terminal location information for filtering according to location information when filtering a program guide according to an exemplary embodiment of the present invention.

The present invention relates to a method for downloading program guide information, and more particularly, to a method for providing filtered program guide information.

In general, digital broadcasting is to digitally transmit a broadcast signal transmitted by a conventional analog method in order to provide a user with high quality, high sound quality, and more various services. Such digital broadcasting is of various types such as DMB (Digital Multimedia Broadcasting), DVB-H (Digital Video Broadcasting Handheld).

Dual DMB refers to a digital broadcasting service that provides sound quality, data, and video services at the CD level through a digital broadcasting receiver in a mobile or fixed location. The DMB method is divided into a terrestrial DMB method and a satellite DMB method. The dual terrestrial DMB method refers to a digital broadcasting method in which a digital broadcasting receiver receives a broadcast signal by emitting radio waves from a transmitting station. The satellite DMB method refers to a digital broadcasting method in which a digital broadcasting receiver terminal receives a digital broadcasting signal through a satellite. . The DMB scheme provides broadcast service guide information to a digital broadcast receiving terminal in EPG (Electronic Program Guide) data format.

In addition, DVB-H is a technology standard established to provide terrestrial digital broadcasting signals to mobile digital broadcasting receivers, and it can provide high quality and high quality broadcasting or contents regardless of time and place while driving or walking. To help. The DVB-H method provides guide information on video, audio, and broadcast services to a digital broadcast receiving terminal in an ESG (Electronic Service Guide) data format.

Such program guide information may be transmitted through a broadcasting network, or may be transmitted by receiving filtered information from a user through a bidirectional channel and transmitting filtered broadcast program information.

However, the method of providing the program guide information through the broadcasting network processes and receives a large amount of information (for example, one week's worth of program guide information) at a time, so that it takes a long time to process and display the received program guide information. Has a problem. In addition, a method of transmitting and filtering information necessary for filtering from a user through a bidirectional channel has a problem in that a user inputs a search word for changing filtering information every time.

Accordingly, an aspect of the present invention is to provide a digital broadcasting station and a digital broadcast receiving terminal, which allow a user to easily and simply receive only broadcast program guide information desired by the user.

In order to achieve the above object, the present invention provides a digital broadcasting station for transmitting a digital broadcast signal, the filtering information corresponding to the program guide information requestor, the entire program guide information and the program guide information requestor for the digital broadcast is effective. A memory unit for storing user information for determining whether the information is recognized, a subscriber information receiver for receiving a program guide information request from the program guide information requester, and extracting user authentication information included in the program guide information request; A filtering unit for extracting at least one program guide information from the entire program guide information according to the information, and authenticating the program guide information requestor using the user authentication information, and determining the program guide information. If the requester is authenticated user, and the extracted program guide information according to the filtering information, characterized in that it comprises a control unit for transmitting in response to the program guide information request.

A method of providing program guide information filtered according to a user's selection in a digital broadcasting station transmitting a digital broadcast signal, the method comprising: receiving a program guide information request from a digital broadcast receiving terminal and authenticating a user from the program guide information request; Extracting information, checking whether the user is an authenticated user according to the extracted user authentication information, extracting filtering information stored corresponding to the user if the user is an authenticated user, and extracting the extracted filtering And extracting at least one program guide information from the entire program guide information according to the information, and transmitting the extracted program guide information to the digital broadcast receiving terminal.

In addition, in the digital broadcasting reception terminal, a digital broadcasting receiver for receiving a digital broadcasting signal and at least one program guide information from a digital broadcasting station, and filtering information change request including user authentication information or the user authentication information and changed filtering information. A filtering information generation unit for generating a message and whether the user has selected to change the currently set filtering information for program guide filtering, and if the user has selected to change the filtering information, input the changed filtering information from the user. And a controller configured to generate a program guide information request message including the user authentication information of the user and the changed filtering information and transmit the same to a digital broadcasting station.

In the digital broadcast receiving terminal, the method for providing the program guide information filtered according to a user's selection to the user, the method comprising: detecting whether there is a request for program guide information for digital broadcasting from the user; Detecting a request for a change of the currently set program guide information when receiving a request for information; receiving a changed filtering information from the user when a change request for filtering information is detected; Generating a program guide information request message including the changed filtering information and the authentication information of the user, transmitting the generated program guide request message to a digital broadcasting station; When the program guide information in accordance with the de request message have been received and it is characterized in that it comprises the step of providing to said user.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description and the accompanying drawings, descriptions of well-known functions and configurations that may unnecessarily obscure the subject matter of the present invention will be omitted.

In order to facilitate the understanding of the present invention, the basic principles of the present invention will be briefly described. In the present invention, a digital broadcasting station that transmits a digital broadcasting signal requests for downloading program guide information from a digital broadcasting receiving terminal capable of receiving digital broadcasting. In the case of detecting the information, the entire program guide information is filtered by referring to the filtering information stored corresponding to the user of the digital broadcasting reception terminal requesting the program guide information, and the filtered program guide information is provided to the corresponding digital broadcasting reception terminal. If the received signal includes a change request for filtering information, the prestored filtering information is changed according to the change request, the entire program guide information is filtered with reference to the changed filtering information, and then the filtered program guide. Provide the information to the digital broadcast receiving terminal user.

1, a configuration of a digital broadcasting station for filtering program guide information according to user input information to which an embodiment of the present invention is applied will be described.

Referring to FIG. 1, a digital broadcasting station according to an exemplary embodiment of the present invention includes a broadcasting station controller 100, a subscriber information receiver 104, a broadcast content transmitter 102, and a filtering unit 106 connected to the broadcasting station controller 100. ) And a memory unit 108.

Here, the broadcast station controller 100 controls the digital broadcast signal to be transmitted through the broadcast content transmitter 102 and, when a program guide information request is received, controls the subscriber information receiver 104 from the received program guide information request. Extract user authentication information. Then, it is determined whether the user who requested the program guide information is a valid user through the extracted user authentication information. If the user is a valid user, only the broadcast program guide information according to the filtering information set by the user is filtered out of the entire program guide information. In addition, when the change request is included in the program guide information request, the changed filtering information according to the change request is stored in the memory unit 108. The program guide information is filtered according to the changed filtering information. A detailed description of the operation of the broadcasting station controller 100 will be described in detail with reference to FIG. 3.

The memory unit 108 may include a read only memory (ROM), a flash memory, and a random access memory (RAM). The ROM stores a program for processing and controlling the broadcasting station controller 100 and various reference data. The RAM provides a working memory of the broadcasting station controller 100, and the flash memory provides an area for storing various updatable storage data.

The memory unit 108 may include a storage area for storing filtering information, a storage area for storing all program guide information, a storage area for storing broadcast content, and a storage area for storing user authentication information.

In the following description, the filtering information storage unit 110 stores the storage area in which the filtering information is stored, the program guide information storage unit 112 stores the storage area where the entire program guide information is stored, and the content storage unit stores the storage area where the broadcast content is stored. In operation 114, the storage area in which the user authentication information is stored is referred to as a determination condition storage unit 116.

The subscriber information receiving unit 104 receives a program guide information request from the digital broadcast receiving terminal. The user authentication information is extracted from the received program guide request and output to the broadcasting station controller 100. In this case, the user authentication information may include an ID and a password. In addition, the user's unique email address information may be included in the user authentication information.

The broadcast content transmitter 102 transmits a digital broadcast signal under the control of the broadcast station controller 100.

The filtering unit 106 converts the entire program guide information from the entire program guide information stored in the program guide information storage unit 112 according to the filtering information of the filtering information storage unit 110 stored corresponding to the user who requested the program guide information. Filter to extract the program guide information selected by the filtering information.

2 is a block diagram of a digital broadcast receiving terminal according to an embodiment of the present invention.

Referring to FIG. 2, the digital broadcast receiving terminal according to an embodiment of the present invention includes a digital broadcast receiving unit 202, a filtering information generating unit 206, and a memory unit connected to the terminal control unit 200 and the terminal control unit 200. 208, a key input unit 210, a display unit 212, and a voice processing unit 214.

Here, the digital broadcast receiver 202 receives the digital broadcast signal and program guide information from the digital broadcast station. The received program guide information may be the entire program guide or the filtered program guides by user setting.

In addition, the key input unit 210 corresponds to various functions of the digital broadcasting reception terminal according to an embodiment of the present invention, such as a menu, selection, erasing, power on / off, volume control, etc. It is provided. Then, the user's key input data is provided to the terminal controller 200.

The filtering information generator 206 generates a filtering information change request message including the user authentication information or the user authentication information and the changed filtering information and applies the same to the terminal controller 200.

The memory unit 108 may include a read only memory (ROM), a flash memory, a random access memory (RAM), and the like. The ROM stores a program for processing and controlling the terminal controller 100 and various reference data. The RAM provides a working memory of the terminal controller 100, and the flash memory provides an area for storing various updatable storage data. The flash memory may store user authentication information of a digital broadcast receiving terminal user.

The display unit 212 displays various image information under the control of the terminal controller 200.

The voice processor 214 connected to the terminal controller 200 processes the voice signal output when the digital broadcast is received.

The terminal controller 200 receives the digital broadcast signal and program guide information from the digital broadcast station through the digital broadcast receiver 202. In this case, the received program guide information may be all program guide information or filtered program guide information by user setting. In particular, in the present invention, if there is a selection for changing the filtering information from the user, the terminal controller 200 receives the changed filtering information from the user, and includes the changed filtering information and the user authentication information through the filtering information generation unit 206. A filtering information change request message is generated and transmitted to the digital broadcasting station. A detailed operation description of the terminal controller 200 will be described in detail with reference to FIG. 4.

Hereinafter, the process of filtering and transmitting the program guide to the terminal when requesting the program guide will be described with reference to FIG. 3.

In step 300, the broadcast station controller 100 transmits broadcast content stored in the content storage unit 108. In operation 302, the broadcasting station controller 100 checks whether there is a request for program guide information from the digital broadcasting reception terminal. If the program guide information request is detected in step 302, the broadcasting station controller 100 proceeds to step 304 and extracts user authentication information from the program guide request received from the digital broadcast receiving terminal.

In operation 306, the broadcasting station controller 100 determines whether the extracted user authentication information is valid. Here, the method of determining whether the user authentication information is valid may be to check whether there is user information that matches the extracted user authentication information among the user information stored in the determination condition storage unit 116. If it is determined that the extracted user authentication information is not valid as a result of step 306, the broadcasting station controller 100 proceeds to step 318 and transmits a message indicating that the user is an unauthorized user to the corresponding digital broadcast receiving terminal and provides program guide information. End the operation.

However, if it is determined that the extracted user authentication information is valid as a result of the check in step 306, the broadcasting station controller 100 checks whether a filtering information change request is detected in step 308. The request for changing the filtering information may be included in the program guide information request. Accordingly, the broadcasting station controller 100 may determine whether there is a request for changing the filtering information according to whether the changed filtering information is included in the program guide information request. If it is determined in step 308 that the filtering information change request is found, the broadcasting station controller 100 proceeds to step 314 and extracts the filtering information changed by the user of the digital broadcasting receiving terminal from the received filtering information changing request. . In step 316, the broadcasting station controller 100 stores the changed filtering information in the filtering information storage unit 110, and then proceeds to step 310 to filter the entire program guide information according to the currently changed filtering information. The program guide information according to the changed filtering information is extracted.

However, if it is determined in step 308 that there is no request to change the filtering information, the broadcasting station controller 100 proceeds to step 310 and filters the entire program guide information according to previously stored filtering information. In operation 312, the broadcasting station controller 100 transmits the filtered program guide information to the digital broadcast receiving terminal.

4 is a diagram illustrating a process in which a digital broadcast receiving terminal receives filtered program guide information from a digital broadcasting station and displays the filtered program guide information.

If there is a request from the user for providing program guide information, the terminal controller 200 of the digital broadcasting reception terminal according to an embodiment of the present invention proceeds to step 400 and requests the user to input user authentication information. Here, of course, the user may request the provision of program guide information at any time. That is, for example, even when the standby mode or the received digital broadcast signal is being output.

When the user inputs the authentication information, the terminal controller 200 proceeds to step 402 and checks whether there is a filtering information change selection. In operation 402, when the user selects to change the filtering information, the terminal controller 200 generates a program guide information request message including the changed filtering information and the user authentication information input from the user. The terminal controller 200 proceeds to step 408 and transmits the program guide information request message generated in step 406 to the digital broadcasting station.

However, if it is determined in step 402 that the user has not selected to change the filtering information, the terminal controller 200 generates a program guide information request message including only user authentication information in step 404. The terminal controller 200 proceeds to step 408 and transmits the program guide information request message generated in step 404 to the digital broadcasting station.

FIG. 5 is a diagram illustrating an example of a screen for receiving changed filtering information when a user selects to change filtering information in a digital broadcasting reception terminal according to an embodiment of the present invention.

Referring to FIG. 5, when the user selects a change of filtering information in step 402, the terminal controller 200 displays a screen as shown in FIG. 5A. When the user selects the partial program guide information while being displayed as shown in FIG. 5A, the terminal controller 200 displays a screen as shown in FIG. 5B to select a program filter setting. When the screen as shown in FIG. 5B is displayed, the user can change the filtering information by selecting a desired menu. If the user selects the "Date / Time" menu in the program guide filter setting screen as shown in FIG. 5B, the terminal controller 200 displays a screen for setting the date / time filter as shown in FIG. Display.

In addition, if the user selects the "contents" menu in the program guide filter setting screen as shown in (b) of FIG. 5, the terminal controller 200 displays a screen for setting the content filter as shown in (d) in FIG. 5. do. The displayed genres represent all genres available for service. In this case, at least one genre may be selected as the selectable genres.

In addition, if the user selects the “user information” menu on the program guide filter setting screen as shown in FIG. 5B, the terminal controller 200 displays a screen for setting user information as shown in FIG. 5E. Display. In this case, as shown in (e) of FIG. 5, when the service type is set to pay, not only free content but also paid content may be searched, and if set to free, only free content may be searched. In addition, the age information is for allowing the user to search for content corresponding to the selected age grade. In order to receive the age information, the terminal controller 200 may allow the user to select from the user using a top-down bar as shown in FIG. In addition, it can be directly received from the user through a text bar that can receive a number.

Thereafter, when the filtering information request message is generated in step 404 or 406, the terminal controller 200 proceeds to step 408 and transmits the program guide information request message generated in step 404 or 406 to the digital broadcasting station.

In operation 410, the terminal controller 200 checks whether program guide information is received from the digital broadcasting station. If the program guide information is not received from the digital broadcasting station as a result of step 410 checking, the terminal controller 200 continuously checks until the program guide information is received from the digital broadcasting station. Of course, in this case, after a predetermined time, the program guide information request message may be transmitted again, or the user may be informed that the program guide information is not received, and the operation of receiving the program guide information may be terminated.

If the program guide information is received from the broadcasting station as a result of step 410, the terminal controller 200 proceeds to step 412 and displays the received program guide information.

In operation 414, the terminal controller 200 displaying the received program guide information and checks whether the end of display is selected by the user. If there is no selection to end the display of the program guide information from the user in step 414, the terminal controller 200 continuously displays the received program guide information in step 412.

If, in step 414, the user selects the end of the display of program guide information, the terminal controller 200 ends the displaying of the program guide information.

In the above-described embodiment of the present invention, the conditions for filtering the program guide are described as date, time, content, purchase history information, and age information. However, the filtering may be performed according to the popularity broadcasting rank.

In addition, when the digital broadcast receiving terminal according to the embodiment of the present invention can interoperate with a mobile communication network or a GPS (Global Positioning System) satellite system, the information on the location of the current digital broadcast receiving terminal may be set as a filtering condition. Of course. This case will be referred to as another embodiment of the present invention below.

6 is a diagram illustrating a configuration example of a digital broadcasting system according to another embodiment of the present invention.

Referring to FIG. 6, a digital broadcasting system according to another embodiment of the present invention includes a digital broadcasting receiver terminal 600, a GPS satellite 602, a digital broadcasting station 604, a mobile positioning center (MPC), and a mobile communication network. 608.

The GPS satellite 602 has a total of 24 GPS satellites, each of which is arranged on six orbital planes of the earth. Accordingly, based on this, the GPS satellite 602 provides an error of 30 m and visual information of less than a nano unit and transmits a 3D position such as latitude, longitude, and height to the GPS receiver terminal.

In addition, the MPC 606 is a server for location acquisition, and interworking with a mobile communication network 608 which is a network infrastructure providing location information, for retrieving, transmitting, storing, and controlling location data of a mobile communication terminal. Provide an element.

Accordingly, the digital broadcasting station 604 may grasp the current location of the digital broadcast receiving terminal 600 through the location information received from the GPS satellite or the location information through the mobile communication network. Accordingly, the digital broadcasting station 604 may filter the program guide information in consideration of the current position of the digital broadcast receiving terminal from the entire program guide information. For example, if a digital broadcasting receiver user lives in Busan, the user may want to receive Busan local broadcasting rather than Gwangju regional broadcasting. In this case, when the user of the digital broadcasting reception terminal according to an embodiment of the present invention requests the program guide information according to the current location, the digital broadcasting station 604 sets the currently located Busan area of the digital broadcasting reception terminal as a filtering condition. The program guide information may be filtered, and the program guide information of the Busan regional broadcasting extracted through the filtering may be provided to the user.

Meanwhile, in the above description of the present invention, specific embodiments have been described, but various modifications may be made without departing from the scope of the present invention. Therefore, the scope of the present invention should not be defined by the described embodiments, but should be determined by the equivalent of claims and claims.

As described above, the present invention provides program guide information filtered according to the user by using the changed filtering information input by the user.

Accordingly, the present invention can extract and provide only program guide information desired by the user to the user even if the user does not input a preferred search word every time the program guide information is requested from the entire program guide. Therefore, the present invention can shorten the time required to process and display the entire program guide information received from the digital broadcasting station. In addition, in the method of transmitting and filtering information necessary for filtering from a user through a bidirectional channel, inconvenience of having to input a search word for changing filtering information every time can be eliminated.

Claims (14)

A digital broadcasting station for transmitting a digital broadcasting signal, A memory unit for storing filtering information corresponding to a program guide information requestor, total program guide information for the digital broadcast, and user information for determining whether the program guide information requestor is a valid user; A subscriber information receiver which receives a program guide information request from the program guide information requester and extracts user authentication information included in the program guide information request; A filtering unit which extracts at least one program guide information from the entire program guide information according to the filtering information; The program guide information requester is authenticated using the user authentication information, and when the program guide information requester is an authenticated user, program guide information extracted according to the filtering information is transmitted in response to the program guide information request. And a control unit for controlling the digital broadcasting station. The method of claim 1, wherein the control unit, Determining whether there is a request for changing filtering information, and if there is a request for changing filtering information, extracting the changed filtering information included in the program guide request and storing the changed filtering content as the filtering information. Device. The method of claim 2, wherein the control unit, And when the changed filtering information is included in the program guide information request, determining that there is a request for changing filtering information. The method of claim 2 or 3, wherein the changed filtering information, And a location of the digital broadcast reception terminal as a condition for the program guide filtering in conjunction with a system for acquiring position information of the digital broadcast reception terminal. In a digital broadcasting station for transmitting a digital broadcast signal, the method for providing filtered program guide information according to a user's selection, Receiving a program guide information request from a digital broadcast receiving terminal, extracting user authentication information from the program guide information request; Checking whether the user is an authenticated user according to the extracted user authentication information; If the user is an authenticated user, extracting filtering information stored corresponding to the user; Extracting at least one program guide information from all program guide information according to the extracted filtering information; And transmitting the extracted program guide information to the digital broadcast receiving terminal. The method of claim 5, wherein the extracting of the filtering information comprises: If the user is an authenticated user, checking whether the user requests to change the filtering information; And when the user requests to change the filtering information, extracting the changed filtering information according to a user's selection from the program guide information. The method of claim 6, wherein the user authentication information is information input directly from the user or information stored in a memory unit of the digital broadcast receiving terminal. In the digital broadcast receiving terminal, A digital broadcast receiver for receiving a digital broadcast signal and at least one program guide information from a digital broadcast station; A filtering information generation unit configured to generate a filtering information change request message including user authentication information or the changed filtering information with the user authentication information; It is checked whether the user has selected to change the filtering information currently set for the program guide filtering, and when the user selects to change the filtering information, the user receives the changed filtering information from the user and the changed user authentication information and the changed information. And a control unit for generating a program guide information request message including filtering information and transmitting the same to a digital broadcasting station. The method of claim 8, wherein the control unit, And a program guide information request message including only the user authentication information when the user does not select to change the filtering information. The digital broadcast receiving terminal of claim 8, wherein the digital broadcast receiving terminal further comprises interworking with a system for acquiring position information of the digital broadcast receiving terminal. The method of claim 10, wherein the changed filtering information, And a position information of a current digital broadcast receiving terminal as a condition for the program guide filtering. In the digital broadcast receiving terminal, the method for providing the program guide information filtered according to the user's selection to the user, Detecting whether there is a request for program guide information for digital broadcasting from the user; If the program guide information request is detected, detecting whether the user requests to change the currently set program guide information; If the change request of the filtering information is detected, receiving the changed filtering information from the user; Generating a program guide information request message including the changed filtering information and authentication information of the user when the input of the changed filtering information is detected; Transmitting the generated program guide request message to a digital broadcasting station; And providing the user with program guide information according to the program guide request message. The method of claim 12, wherein the detecting of the request for change of the program guide information comprises: And if it is determined that there is no change request of the filtering information, generating a program guide information request message including only the user authentication information. The method of claim 12, wherein the user authentication information is information directly input from the user or information stored in a memory unit of the digital broadcast receiving terminal.

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