KR20100031443A - Method for dmb contents recommendation - Google Patents

Abstract

PURPOSE: A method for recommending DMB content is provided to reduce time for detecting and searching broad DMB contents. CONSTITUTION: A recommender terminal receives a representative image and metadata of DMA contents. The recommender terminal generates contents list of DMB contents using the plural representative images and meta data. The recommender terminal generates contents business card of DMB contents corresponding to signal input with the recommender terminal.

Description

How to recommend DMB content {METHOD FOR DMB CONTENTS RECOMMENDATION}

The present invention relates to a content recommendation method in a mobile environment, and more particularly, to a method for recommending DMB content.

The present invention is derived from the research conducted as part of the DMB technology development project tailored to the Ministry of Knowledge Economy. [Task unique number: 2006-S-082-01, Assignment name: Development of customized viewing DMB technology].

The mobile environment refers to any hardware and software environment for stably providing broadcasting and communication services to users moving in space. The mobile environment includes laptops, cellular phones, personal digital assistants (PDAs), and the like, which connect wirelessly with each other without a special cable or line connection. Currently, such a mobile environment is generally used in connection with services such as mobile phones, global positioning systems (GPS), digital multimedia broadcasting (DMB), and radios.

DMB terminal, which is a representative terminal to which such a mobile environment is applied, has an advantage that a user can access content or service desired by anytime and anywhere. However, there is a difficulty in searching and selecting contents due to unstable viewing environment due to frequent interruption of broadcast signals and vast contents provided by DMB and Internet. In addition, recommendation systems suitable for the general mobile environment are unformatted (non-formatted) short message-based recommendation systems, which makes it difficult to systematically consume, store, manage, and reuse recommended information. Therefore, there is a need for a recommendation system suitable for a mobile environment that can take full advantage of the advantages of a mobile DMB terminal and overcome the limitations of a mobile DMB terminal to use the desired contents and services anytime, anywhere.

Accordingly, the present invention provides a DMB content recommendation method that can reduce the time required for a DMB terminal user to search and search a large amount of DMB content.

In addition, the present invention provides a method for recommending DMB content capable of systematic consumption, storage, management, and reuse of DMB content for a mobile environment.

In addition, the present invention provides a DMB content recommendation method that can prepare in advance the DMB content that can be consumed when the broadcast signal is lost in preparation for the broadcast signal disconnection phenomenon of the mobile DMB terminal.

The method according to the present invention is a method for recommending DMB content in a terminal that recommends DMB content, the method comprising: receiving a representative image of the DMB content, metadata of the DMB content, and receiving the representative image and metadata; A second process of generating a content business card of the DMB content by using the second content; and a third process of transmitting the generated content business card to a recommended terminal corresponding to a signal input to the recommended terminal.

Meanwhile, the method according to the present invention is a method for recommending DMB content in a server providing DMB content, comprising: a first process of receiving the DMB content, the representative image of the DMB content, and the metadata of the DMB content; and the DMB content and the representative image. And a second process of generating a content business card of the DMB content using metadata, and a third process of transmitting the generated content business card to a recommended terminal corresponding to a signal input to a recommendation terminal connected to the server.

The content business card-based content recommendation method according to the present invention has an advantage of identifying or consuming DMB content in a short time without any additional time spent searching and searching for DMB content. In addition, by proposing a standardized and standardized content recommendation format called a content business card, there is an advantage that systematic consumption, storage, management, and reuse of recommendation information is possible. In addition, when the DMB broadcast signal of the DMB terminal is disconnected, there is an advantage that the recommended DMB content can be consumed.

Hereinafter, the present invention will be described with reference to the accompanying drawings. In the following description of the present invention, a part obvious to those skilled in the art will be omitted so as not to disturb the gist of the present invention. In addition, it is to be noted that each of the terms described below are only used to help the understanding of the present invention, and may be used in different terms despite the same purpose in each manufacturing company or research group.

1 is an overall configuration diagram of a content business card based content recommendation system according to an exemplary embodiment of the present invention.

Referring to FIG. 1, a content business card-based content recommendation system according to an exemplary embodiment of the present invention includes a DMB content providing server 101, a DMB metadata providing server 102, a DMB broadcasting company 103, and a DMB bidirectional server ( 104, a first mobile DMB terminal 105, a proxy server 106 of a network operator, and a second mobile DMB terminal 107.

The DMB content providing server 101 provides the DMB content and the representative image of the DMB content to the DMB broadcaster 103 and the DMB bidirectional server 105.

The DMB metadata providing server 102 provides metadata of the DMB content to the DMB broadcaster 103 and the DMB bidirectional server 105.

In addition to the provided DMB content, the DMB broadcaster 103 may transmit in-channel multimedia object transfer (MOT), time division controlled (TDC), and IP tunneling schemes. The representative image of the DMB content and the metadata of the DMB content are provided to the first and second mobile DMB terminals 104 and 107 by any one of the methods.

The DMB bidirectional server 104 provides a DMB portal on the Internet by using the provided DMB content, representative image of the DMB content, and metadata of the DMB content. After checking or consuming various DMB contents through the DMB portal by using the terminal of the recommender, for example, a computer, a laptop, a PDA, and the like, the desired DMB contents are based on the content business card or SMS (Short Message Service). Provided to other users through MMS (Multimedia Messaging System).

In addition, the DMB bidirectional server 104 may provide a representative image of the DMB content and metadata of the DMB content provided by the DMB portal to the first and second mobile DMB terminals 104 and 107, and may be provided through a communication network. Information about the DMB content may be provided.

In addition, the DMB bidirectional server 104 receives and analyzes network related information related to SMS / MMS message transmission from the proxy server 106 of the network operator. The network related information is information for identifying which DMB content is the DMB content recommended to the second mobile DMB terminal 107. The DMB bidirectional server 104 collecting such network related information may analyze a recommendation pattern of each of various DMB contents. Through this analysis, it is possible to identify the type of DMB content that users want.

The first mobile DMB terminal 105 provides the recommender with a built-in browser a list of DMB contents that can be provided through a broadcasting network and a communication network. The first mobile DMB terminal 105 is hereinafter referred to as a "recommended terminal" for convenience of description. The DMB content list utilizes the representative image of the DMB content and the metadata of the DMB content provided from the DMB broadcaster 103 or the DMB bidirectional server 104. By using the recommender terminal 105, the recommender may select interesting DMB contents checked or consumed from the provided DMB contents list and recommend them to the recommender through SMS / MMS based on the contents business card.

The proxy server 106 of the network operator DMB provides network related information related to SMS / MMS message transmission to analyze the transmission pattern of the SMS / MMS message transmitted from the DMB bidirectional server 104 or the first mobile DMB terminal 105. Provided to the bidirectional server 104.

The second mobile DMB terminal 107 receives the SMS / MMS message transmitted from the DMB bidirectional operator 104 or the first mobile DMB terminal 105 and provides the content business card to the recommended person through the embedded browser. The second mobile DMB terminal 107 will hereinafter be referred to as a recommended terminal. When the recommended content is interesting, the recommended person who selects the content business card may select the content acquisition method and receive the corresponding content. Such a content business card will be described in detail with reference to FIG. 2 below.

2 is a view for explaining a content business card used in the content business card-based content recommendation system according to an embodiment of the present invention.

Referring to FIG. 2, the content business card may include a representative image, content description metadata, a content acquisition method, and content location information of the DMB content.

Content description metadata includes title, genre, rating, synopsis, DMB broadcasting company name or DMB interactive service provider name, DMB broadcasting company name, broadcasting start time and section information for DMB broadcasting company name, and content start time and end time for DMB interactive service name. May contain

The content acquisition method and content location information are divided into a case of DMB broadcast content and a case of DMB portal content. First, in the case of DMB broadcast content, it includes content acquisition methods such as instant viewing or scheduled viewing, instant recording or scheduled recording, and includes schemes, frequency information (ECC, EID), service information (SID, SCIDs), and broadcasting. Content location information, which is a URL including a start time and section information, may be included. On the other hand, in the case of DMB portal content, the content location including a protocol-specific URL (rtsp: //, http: //), including a method for acquiring content such as immediate or scheduled streaming, immediate or scheduled progressive download, and instant or scheduled download. May contain information.

Hereinafter, various DMB content recommendation methods in the DMB content recommendation system according to an exemplary embodiment of the present invention will be described in detail with reference to FIGS. 3 to 6.

3 is a diagram illustrating a signal flow when recommending DMB content according to an embodiment of the present invention.

Referring to FIG. 3, the DMB bidirectional server 104 receives a plurality of DMB contents and representative images of each of the DMB contents from the DMB contents providing server 101. In addition, the DMB bidirectional server 104 is provided with metadata of each of the plurality of DMB contents from the DMB metadata providing server 102. Then, the DMB bidirectional server 104 provides representative images and metadata of each of the DMB contents among the received information to the recommender terminal 105.

The recommender terminal 105 generates a content list to be provided to the recommender using the provided representative images and metadata. The generated content list is provided to the recommender through the browser of the recommender terminal 105. Then, when the recommender selects the DMB content to be recommended to the recommender through the interface of the recommender terminal 105 from the provided content list, the recommender terminal 105 generates a content business card of the selected DMB content.

The generated content business card is transmitted to the recommended terminal 107 through the proxy server 106 of the network operator. Here, the content business card transmitted to the recommended terminal 107 may be transmitted as an SMS or MMS message, which will be described below in detail with reference to FIG. 4.

4A to 4C are diagrams for describing an SMS or MMS message type of a content business card transmitted to a recommended terminal 107.

Referring to FIG. 4A, the SMS message cannot display the representative image of the content business card due to the limitation of the text service within 80 bytes. In addition, it is difficult to display both the content description metadata of the content business card, the content acquisition method, and the content location information of the content business card. Therefore, the SMS message is preferably transmitted to the recommended terminal 107 including the content title and the content business card URL.

On the other hand, referring to Figure 4 (b) to (c), the MMS message is a content card image, content acquisition method and content location in the form of a single image including the representative image of the content card and the content description metadata of the content card It may be transmitted to the recommended terminal 107 including the information. Alternatively, the MMS message may be transmitted as an XML document based on the DMB Electronic Content Guide (ECG) XML standard including content description metadata of the content card, content acquisition method of the content card, and content location information together with the representative image of the content card. .

5 is a diagram illustrating a signal flow when recommending DMB content according to another embodiment of the present invention.

Referring to FIG. 5, the DMB broadcaster 103 receives a plurality of DMB contents and representative images of each of the DMB contents from the DMB contents providing server 101. In addition, the DMB broadcaster 103 is provided with metadata of each of the plurality of DMB contents from the DMB metadata providing server 102. Then, the DMB broadcaster 103 provides a DMB ECG (Electronic Content Guide) service including representative images and metadata of each of the DMB contents to the recommender terminal 105 together with the DMB broadcast. Then, the recommender terminal 105 generates a content list using representative images and metadata. The generated content list is provided to the recommender through the browser of the recommender terminal 105. Then, if the recommender selects the DMB content to be recommended to the recommender through the interface of the recommender terminal 105 in the content list, the recommender terminal 105 generates a content business card of the selected DMB content. The generated content business card is transmitted to the recommended terminal 107 through the proxy server 106 of the network operator. Here, the content business card transmitted to the recommended terminal 107 may be transmitted as an SMS or MMS message, as described above with reference to FIG. 4.

6 is a diagram illustrating a signal flow when recommending DMB content according to another embodiment of the present invention.

Referring to FIG. 6, the DMB bidirectional server 104 receives a plurality of DMB contents and representative images of each of the DMB contents from the DMB contents providing server 101. In addition, the DMB bidirectional server 104 is provided with metadata of each of the plurality of DMB contents from the DMB metadata providing server 102. The DMB bidirectional server 104 then generates a content list using the provided information. Thereafter, when the content list providing request is received from the recommender terminal 105, the request is provided to the recommender terminal 105. Here, the recommended terminal 105 is not limited to the mobile terminal for mobile communication as shown in FIG. 1, but includes all terminals capable of interfacing through the DMB bidirectional server 104 and the Internet, although not shown in FIG. 1. You have to figure it out. For example, a computer, a laptop, a PDA, etc., connected to the DMB bidirectional server 104 through the Internet may be a recommended terminal. Hereinafter, for convenience of description, the terminal recommended as a mobile terminal shown in FIG. 1 will be described as an example.

Then, the recommender terminal 105 shows the provided content list to the recommender through the embedded browser. When the recommender selects the DMB content that the user wants to recommend to the recommender from the content list through the interface of the recommender terminal 105, the recommender terminal 105 produces the content business card of the DMB content corresponding to the signal input through the interface and the recommended terminal. Request transmission to 107. The DMB bidirectional server 104 then generates a content business card of the selected DMB content and transmits the generated content business card to the recommended terminal 107 through the proxy server 106 of the network operator. Herein, the content business card transmitted to the recommended terminal 107 may be transmitted in an SMS or MMS message as described above with reference to FIG. 4.

Meanwhile, the DMB bidirectional server 104 receives and analyzes network related information related to SMS / MMS message transmission from the proxy server 106 of the network operator. The network related information is information for identifying which DMB content is the DMB content recommended to the second mobile DMB terminal 107. The DMB bidirectional server 104 collecting such network related information may analyze a recommendation pattern of each of various DMB contents. Through this analysis, it is possible to identify the type of DMB content that users want.

7 is a view for explaining a method of obtaining a content business card provided to a recommended terminal.

Referring to FIG. 7, the recommended terminal 107 receives an SMS or MMS message including a content business card (710). The received message may be displayed in three patterns (720).

The first pattern 721 is displayed through the SMS-based content business card browser. Since the SMS message includes the corresponding content title and the content business card URL, the recommended terminal 107 displays only the content title first. If the recommender is interested in the content, the content business card HTML is downloaded through additional access to the content business card URL, and all information on the content business card for the recommended content is presented.

The second pattern 722 is to be displayed through an MMS-based content business card browser. The MMS message of this pattern includes the content business card image, the content acquisition method, and the content location information, so that the content business card image, the content acquisition method, and the content location information are displayed to present all the information on the content business card for the recommended content. .

The third pattern 723 is also displayed through the MMS-based content business card browser. The MMS message of this pattern includes a representative image of a business card and an XML document based on the DMB ECG XML standard with content description metadata, content acquisition method, and content location information. Therefore, the text / xml MIMEType added to the existing MMS API is included. Through the processing routine, all information on the content business card for the recommended content is presented using the representative image of the content business card and the information of the XML document.

As such, when the SMS or MMS message is displayed on the recommended terminal 107, the recommended user selects a content obtaining method (730). Then, the recommended terminal 107 consumes the content through the embedded browser (740). Here, two methods of consuming recommended content are described below. The first method is that the recommended content is DMB broadcast content, and can consume the content either immediately or as reserved viewing, immediately or as reserved recording. The second method may obtain the content as the recommended content is DMB portal content, either immediately or as scheduled streaming, instant or scheduled progressive download, instant or scheduled download. When the recommender selects one of the content acquisition methods, the DMB content browser embedded in the recommended terminal 107 acquires and plays the recommended content from the content location information according to the method.

FIG. 8 is an example of an XML document based on the DMB Electronic Content Guide (ECG) extensible markup language (XML) standard, which is one component of a content business card.

The present invention described above is capable of various substitutions, modifications, and changes without departing from the spirit of the present invention for those skilled in the art to which the present invention pertains. It is not limited by the drawings.

1 is an overall configuration diagram of a content business card based content recommendation system according to an exemplary embodiment of the present invention.

2 is a view for explaining a content business card used in the content business card-based content recommendation system according to an embodiment of the present invention.

3 is a diagram illustrating a signal flow when recommending DMB content according to an embodiment of the present invention.

4A to 4C are diagrams for explaining an SMS or MMS message type of a content business card transmitted to a recommended terminal.

5 is a diagram illustrating a signal flow when recommending DMB content according to another embodiment of the present invention.

6 is a diagram illustrating a signal flow when recommending DMB content according to another embodiment of the present invention.

7 is a view for explaining a method of obtaining a content business card provided to a recommended terminal.

FIG. 8 is an example of an XML document based on the DMB Electronic Content Guide (ECG) extensible markup language (XML) standard, which is one component of a content business card.

Claims (13)

In the DMB content recommendation method in the terminal that recommends the DMB content, A first process of receiving the representative image of the DMB content and the metadata of the DMB content; A second process of generating a content business card of the DMB content by using the received representative image and the metadata; And a third process of transmitting the generated content business card to a recommended terminal corresponding to a signal input to the recommended terminal. The method of claim 1, wherein the second process comprises: Generating a content list of the DMB content using a plurality of representative images and a plurality of metadata when the representative image and the metadata are plural; And generating a content business card of the DMB content corresponding to the signal input to the recommendation terminal from the generated content list. The method of claim 1, wherein the content business card, And a representative image of the DMB content, content description metadata, a content obtaining method, and location information. The method of claim 1, wherein the third process comprises: And transmitting the content business card to the recommended terminal through a short message service (SMS) or a multimedia messaging service (MMS). The method of claim 4, wherein In the content business card when the content business card is transmitted via SMS, And a content title of the DMB content and a content business card URL. The method of claim 4, wherein In the content business card when the content business card is transmitted through MMS, And an image of the DMB content and a URL of the DMB content. In the method for recommending DMB content in a server providing DMB content, A first process of receiving DMB content, a representative image of the DMB content, and metadata of the DMB content; A second process of generating a content business card of the DMB content by using the DMB content, the representative image, and the metadata; And a third process of transmitting the generated content business card to a recommendation terminal corresponding to a signal input to a recommendation terminal connected to the server. The method of claim 7, wherein the second process, Generating a content list of the DMB contents using the plurality of DMB contents, the plurality of representative images, and the plurality of metadata when the DMB contents, the representative image, and the metadata are plural. and, Providing the content list to the recommender terminal upon request of the content list from the recommender terminal; Generating a content business card of the DMB content corresponding to the signal input to the recommendation terminal from the provided content list. The method of claim 7, wherein And receiving the network related information transmitted to the recommended terminal. The method of claim 7, wherein the content business card, And a representative image of the DMB content, content description metadata, a content obtaining method, and location information. The method of claim 7, wherein the third process, And transmitting the content business card to the recommended terminal through a short message service (SMS) or a multimedia messaging service (MMS). The method of claim 11, In the content business card when the content business card is transmitted via SMS, And a content title of the DMB content and a content business card URL. The method of claim 11, In the content business card when the content business card is transmitted through MMS, And an image of the DMB content and a URL of the DMB content.

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