KR20090112259A - Content Management System and Method for Digital Content Service - Google Patents

Abstract

PURPOSE: A contents management system and a management method for a digital contents service are provided to integrally manage digital contents by one platform, thereby quickly coping with a new business environment. CONSTITUTION: A contents management system for a digital contents service includes a contents upload unit(100), a contents management unit(200) and an interface unit(300). The contents upload unit receives digital contents uploaded from contents providers and stores the digital contents in a central storage. The interface unit registers meta information of loaded digital contents and recognizes and stores media attribute information through a detector when registering a contents file.

Description

Content Management System and Method for Digital Content Service {Content Management System and Method for Digital Content Service}

The present invention relates to a content management system and method for digital content service. In particular, the present invention relates to a one-stop content management system (CMS) for various digital content services in the Internet network, and a method for managing the content thereof.

Conventional contents management systems (CMSs) have vertically / horizontally registered digital contents according to the user's target terminal environment, and make the service ready. It should be selected and registered in various formats, size, content protection / security technology of various contents as many as each service type and the corresponding terminal type. Here, the size may include, for example, a screen size, a file size, and a bit rate size according to the user terminal and its environment, and the content protection / security technology may include reception restriction (CAS) and watermarking according to content. ) And DRM (Digital Rights Management).

This is because the same type of large capacity digital content must be uploaded through the network every time, so there is a problem of ease of operation from the contents management system operator side, and a problem of bandwidth, transmission delay, and data loss to guarantee the quality of service (QoS) from the network side. There is. In addition, in terms of the system, the load of the content management system is increased, and the same content is registered with similar information, resulting in inefficiency of the system by garbage data in the future. In addition to this, there is a problem in that the management burden of the content management system operator and the frequent system upgrade are required.

Accordingly, the present invention has been made to solve the above-mentioned problems. One-stop automation of content conversion, content protection, and content distribution business processes allows one digital content to be registered to various types of content to suit the type and environment of the terminal. To provide a content management system that supports One Source Multi Use (OSMU) and One Platform Mulei Service (OPMS).

In order to solve the above technical problem, a content management system according to an embodiment of the present invention,

A content upload unit which receives digital content uploaded from a plurality of content providers and stores the digital content in a central repository; Register the meta information of the uploaded digital content, and recognize and store the media property information through a detector when registering the content file, multi transcode service, multi watermark service, multi for serving the digital content to various heterogeneous terminals A content management unit for setting any one or more unit tasks of a packaging task and a multidistribution task; And an interface unit configured to sequentially perform the unit task according to the automated task scheduling registered based on the unit task from the content manager. The apparatus may further include a content service unit that provides the digital content through a node adjacent to the terminal when the digital content is requested from the terminal through the service provider.

The content upload unit includes a content database for storing the uploaded digital content; And an upload module that stores the digital content in the content database and records any one or more of a storage date, a file size, a file name, and content provider information of the digital content.

The content management unit includes a web user interface for providing a web page to allow the plurality of content providers to be connected through the Internet and granting access rights to the plurality of content providers; A content registration unit for registering the same digital content files having different one or more of the format or attribute information of the digital content into one content meta information; A media detector for analyzing attribute information of the digital content and storing recognized information; An automatic management unit for setting one or more unit tasks of a transcode task, a multi-watermark task, a multi-packaging task, and a multi-distribution task to the digital content file according to various services and environments of various user terminals; An operation management unit that monitors stable operation management and service status of equipment and services of the content management system and generates an alarm when a specific failure or load occurs; And a content metadata storage unit for storing the digital content, meta information, property information, and node information in which the digital content is distributed.

Here, the attribute information of the digital content includes at least one of a codec, an image quality, a frame, an aspect ratio, an audio codec, an audio quality, an audio channel, and a sampling rate.

The interface unit includes a multi-transcode unit for converting the digital content into various formats in cooperation with a plurality of transcode systems; A multi-watermark unit interworking with a plurality of watermark systems to insert any one of copyright information, distributor information and content information production date into digital content; A multi-packaging unit for packaging DRM contents applied according to a type of DRM agent mounted on a user terminal in cooperation with a plurality of digital rights management (DRM) systems; A multi distribution unit for distributing and distributing the digital content to a plurality of nodes in association with a plurality of distribution systems; And requesting unit tasks to any one of the multi-transcode unit, the multi-watermark unit, the multi-packaging unit, and the multi-distribution unit according to the automation task scheduling, and storing the result when the automation task is completed. It includes an automation control unit.

The content service unit provides a web page to be connected to a plurality of service providers through the Internet, and a web service interface for receiving a digital content service request through the plurality of service providers; A content service API (Application Programming Interface) for checking the validity of the digital content upon receiving the digital content service request and providing the digital content according to the requested service method by using a service node in a region adjacent to the requesting terminal. ; And a DB interface interworking with the content metadata repository.

The digital content service request includes one or more of regional information, network information, content information, service method (streaming or download) information, and service provider information of the terminal.

On the other hand, the content management method of the content management system according to an embodiment of the present invention,

a) registering and storing meta information of uploaded digital content, and recognizing and storing media attribute information through a detector at the time of registration; b) setting one or more unit tasks of a multi-transcode task, a multi-watermark task, a multi-packaging task, and a multi-distribution task to service the digital content to various heterogeneous terminals; c) performing according to the automated task scheduling registered based on the set unit task; And d) storing the result of the automation task.

And registering the same digital content file having one or more of different formats or attribute information in one meta information upon registration of the meta information, wherein the meta information includes a preview file, a preview file, and a subtitle associated with the digital content. Further includes at least one additional information of a file, an image, a file description.

B) converting the digital content into various format formats; b-2) inserting information of any one of copyright information, distributor information and content production date into the digital content; b-3) packaging DRM content applied according to the type of Digital Rights Management (DRM) agent mounted on the user terminal; And b-4) distributing the digital content to a plurality of nodes.

On the other hand, the content management method of the content management system according to an embodiment of the present invention,

a) registering and storing meta information of uploaded digital content, and recognizing and storing media attribute information through a detector at the time of registration; b) performing an automation task including one or more unit tasks of multi-transcoding, multi-watermarking, multi-DRM packaging, and multi-distribution for serving the digital content to various heterogeneous terminals based on the media attribute information; Storing the automated task performance result; c) receiving a digital content service request message of a user terminal from a service provider to confirm an access right of the digital service provider and validity of the digital content; And d) checking digital content location information of a node in a region adjacent to the terminal based on the digital content service request message of the terminal and providing the identified digital content location information to the terminal through the service provider. Include.

According to the above configuration, one digital content is processed into various file formats, the content is protected through various watermarking and DRM packaging, and the content management process is one-stop by distributing the content to media servers in conjunction with various distribution systems. Can be automated, and one-source multiuse (OSMU) can be used to enable one digital content to be used for various services.

In addition, by managing various types of digital contents in one platform, it is possible to provide one-platform multiservice (OPMS) that provides various media services to various service providers through one platform. It is effective to respond quickly to the business environment.

In addition, it is possible to expect the effect of improving the problems of the limited content service generated by managing the content for each conventional service platform, the cost increase due to redundant development.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

Throughout the specification, when a part is said to "include" a certain component, it means that it can further include other components, without excluding other components unless specifically stated otherwise. In addition, the terms “… unit”, “… unit”, “module”, etc. described in the specification mean a unit that processes at least one function or operation, which may be implemented by hardware or software or a combination of hardware and software. have.

Now, a content management system for a digital content service and a method thereof according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a network diagram illustrating a content management system according to an exemplary embodiment of the present invention.

Referring to FIG. 1, the content management system 1000 according to an exemplary embodiment of the present invention includes a content uploading unit 100, a content managing unit 200, an interface unit 300, and a content service unit 400. .

The content management system 1000 includes multi-transcoding, multi-watermarking, multi-DRM packaging, and multi-distribution to service a single registered digital content to various terminals. By automating business processes, they perform one-stop automation tasks that support real-time media services.

The content upload unit 100 receives a digital content (hereinafter referred to as content) from a plurality of content providers 20 and performs a file upload function for managing in a central repository. The upload module 110 and the content DB ( Data Base) 120. Here, the content provider 20 may be a computer or a CP server (Content Provider Server) of an operator having a license to produce, own, and sell content.

The upload module 110 stores the uploaded content in the content DB 120 using the upload agent distributed by the content upload unit 100, and stores the date (time), file size, file name, and content provider where the content file is stored. Save the information together. At this time, the content file has a validity for a predetermined period and starts counting from the stored date and deletes the corresponding content file if it is determined that the contents file is not valid after the predetermined period.

The content DB 120 is a storage-type mass storage, and maintains a sufficient space to store a relatively large amount of large content.

The content management unit 200 registers meta information of uploaded content and automatically recognizes and stores media property information using a detector when registering a content file, thereby controlling a one-stop automation task. To provide.

The content manager 200 may include a web user interface 210, a user manager 220, a content registerer 230, a media detector 240, an automation manager 250, an operation manager 260, a DB interface 270, and a content meta data. Data DB 380 is included.

The web user interface 210 provides a web page so that the content providers 20 can be connected through the Internet, the user manager 220 manages subscription information of the content providers 20, and the content management server 1000. Access authority management and user authentication

The content registration unit 230 stores meta information of the uploaded content file and content such as title, author information, actor, and plot of the input content in the content metadata DB 280 to perform a one-stop automation task. In this case, the content registration unit 230 registers the same content files having different content formats, attribute information, etc., into one content meta information. In addition, additional files such as preview (eg preview / listen) files, subtitle files, and images associated with the registered content are also registered.

The media detector 240 automatically recognizes and registers attribute information of the content file when registering the uploaded content file in the content register 230.

2 is a table showing attribute information of a content file according to an embodiment of the present invention.

Referring to FIG. 2, the media detector 240 according to an exemplary embodiment of the present invention scans a content file, such as an image codec, an image quality, a frame, an aspect ratio, an audio codec, an audio quality, an audio channel, and a sampling rate. By automatically recognizing and registering the content attribute values, the user's convenience in the content registration procedure is provided.

The automation management unit 250 sets a one-stop automation task request by scheduling unit tasks such as content type, security, and distribution so that the registered content file can be provided through various services and various terminals, and set one-stop automation task request. It is delivered to the interface unit 300.

In the conventional system, there is a problem in that content is registered repeatedly for each service by registering content for one service or only content of one format. However, the automation management unit 250 according to an embodiment of the present invention selects various services after processing the registered content once, and sets the corresponding content file format (Format), content security and distribution to each service interface 300. Manage your one-stop automation tasks. In addition, based on the registered content meta information, target systems such as transcoding, packaging, distribution, etc. are selected according to the service environment and processed and arranged according to the order or priority. Can respond.

The operation manager 260 may monitor stable operation management and service status of the equipment or service of the content management system 1000, generate an alarm when a specific failure or load occurs, and call the management operator.

The DB interface 270 works in conjunction with the content metadata DB 280 to allow content metadata storage and one-stop automation task requests and their results.

The content metadata DB 280 stores content, content metadata, media file property information, and the like, and provides a content URL to the content service unit 400 when a content URL (Uniform Resource Locator) for a content service is searched. Play a role.

The interface unit 300 performs a unit task based on the automation task request in order to perform the one-stop automation request task of the content manager 200, and transmits the result to the content manager 200. The detailed structure of the interface unit 300 will be described with reference to FIG.

3 is a block diagram showing the detailed structure of the interface unit 300 according to an embodiment of the present invention.

Referring to FIG. 3, the interface unit 300 according to an embodiment of the present invention may include a multi transcode unit 310, a multi watermark unit 320, a multi packaging unit 330, and a multi distribution unit 340. And an automation control unit 350.

The multi transcode unit 310 includes transcode interfaces 311-1,..., 311-n that can interoperate with a plurality of transcode systems 312-1,.

The multi-transcode unit 310 performs the conversion request to the target transcode system according to the scheduling of the automation service by using the information of the specific transcode system selected when the one-stop automation task request, and stored in the content metadata DB 280 Convert the content. In this case, the plurality of transcode systems 312-1,..., 312-n may convert the corresponding contents into various formats when the multi-transcode unit 310 performs the conversion request.

The file type that can be transcoded is determined by how the multi-transcode unit 310 interoperates with various transcode systems 312-1,..., And 312-n and supports various types of codecs. The transcode unit 310 is defined so that the information of the convertible file is displayed in the target transcode profile selection item when the user requests the content conversion, and the user selectively inputs the converted file into a media file format suitable for an individual media service. .

The transcode profiles define information for content conversion, and are generated and managed in XML format for each target transcode system 312-1, ..., 312-n, and the generated transcode profile is selectively provided to users. It can be reused in content conversion, and can be used as interworking information when a content conversion request is made to a target transcode system. The transcode profile information supports a file format, a codec, a resolution, a bit rate sampling rate, and the like to process a content into a file format of various formats.

The multi-watermark unit 320 protects the copyright of the content, performs a watermark support function to prevent forgery, and can interwork with a plurality of watermark systems 322-1, ..., 322-n, respectively. Watermark interfaces 321-1,..., 321-n.

The multi-watermark unit 320 performs a watermarking request on the selected watermark system according to the scheduling of the automation service by using the information of the specific watermark system selected when the one-stop automation task request is made, and the content metadata DB 280 A watermark representing copyright information is inserted into the stored content.

More specifically, the multi watermark unit 320 may include the multi watermark system 322-1,. , 322-n), inserts copyright information, distributor information, content information production date, and the like into the content. The multi-watermark unit 320 may activate the content market by providing a safe distribution environment while protecting the intellectual property rights of copyright holders in a content distribution environment based on the watermark. In addition, by supporting a multi-watermark, when the content is infringed on copyright, watermark information representing copyright information of the content owner can be used to prove ownership of the corresponding content.

The multi-packaging unit 330 performs a multi-DRM support function for the stable distribution of content and copyright protection of the author, and the DRM that can interoperate with the plurality of DRM systems 332-1, ..., 332-n, respectively. Interfaces 311-1, ..., 311-n.

The multi-packaging unit 330 must provide variously packaged DRM content to be applied according to the type of the DRM agent (Agent) mounted on the user terminal 10. Therefore, the multi-packaging unit 330 performs a packaging request to a plurality of DRM systems 332-1, ..., 332-n according to the automation service scheduling by using the information of the specific DRM system selected when the one-stop automation business request is made. The content stored in the content metadata DB 280 is encrypted.

In more detail, the multi-packaging unit 330 describes a target DRM system (solution) and a security method of the content according to the form of the DRM mounted in the service terminal of each individual service platform in order to protect the stable distribution and copyright of the content. Provides the ability to choose. In addition, even if the DRM system applied by the service platform is different, the digital content is packaged into DRM content suitable for the target terminal and encrypted so that the media service can be performed according to the DRM agent installed in the terminal 10. In addition, the content must support a plurality of DRM systems 332-1,..., 332-n, and can be stored and managed in an encrypted state for security of the content registered in the server.

The multi distribution unit 340 includes distribution interfaces 341-1,..., 341-n that can interoperate with a plurality of distribution systems 342-1,.

The multi distribution unit 340 uses the information of the plurality of distribution systems 342-1,..., 342-n selected when the one-stop automation task request is made, according to the automation task service scheduling. ..., 342-n, the content stored in the content metadata DB 280 is distributed to each local node.

In more detail, the multi-distributor 340 distributes the above-converted and encrypted content to a central or regional node through a distribution method of the plurality of distribution systems 342-1, ..., 342-n, and the user terminal. When the content request of (10) requests the location of the terminal 10 to provide the content through the node in the nearest area or the Internet network.

The automation control unit 350 manages unit operations such as content conversion, copyright protection, content protection, and content distribution, plays a role of a master for processing registered content, and performs the result of the content management unit 200. To pass on.

The automation control unit 350 sequentially requests unit tasks to the multitranscode unit 310, the multi watermark unit 320, the multi packaging unit 330, and the multi distribution unit 340 according to the scheduling registered in the scheduler. Check whether the unit task is completed. At this time, the automation control unit 350 repeats the steps of sequentially requesting the next unit task upon completion of the preceding unit task, and finally returns a result for the one-stop automation task request when all the automation tasks are completed.

As such, the content management system 1000 according to the embodiment of the present invention can achieve modularization of the entire system by separating the role of content management from the role of processing in the content, and can flexibly expand the function according to the new service. have.

For example, the interface unit 300 develops each individual interface only when introducing a new infrastructure system such as transcode, watermark, DRM packaging, and distribution for providing a content service according to a new business model. By plugging in the multi watermark unit 320, the multi packaging unit 330, and the multi distribution unit 340, it is possible to easily build a media service based environment. Therefore, there is a feature that can minimize the development period and development cost of the system according to the new business model, and can respond quickly to the business environment.

The content service unit 400 includes a web service interface 410, a content service application programming interface (API) 420, and a DB interface 430.

The web service interface 410 provides a web page for interworking with the service providers 30. The service providers 30 receive a content request from the terminals 10 through the wired / wireless internet and request the content service unit 400 through the web service interface 410.

The terminals 10 are heterogeneous terminals such as mobile phones, computers, laptops, personal digital assistants (PDAs), electronic books, DMB terminals, and portable multimedia players (PMPs) that can access the service provider 30 through wired / wireless Internet. Can be.

When the content service API 420 receives a content service request from, for example, the terminal 10, the content service API 420 checks the validity of the content and provides the content according to the requested service method using a node located in an adjacent area from the terminal 10. do. At this time, the content service API 420 queries the content metadata DB 280 based on the information stored in the content service request. Here, the content service request includes at least one or more of local information, network information, content information, content service method (eg, streaming or download) information, and service provider information of the terminal 10.

Meanwhile, the content service API 420 manages node identification information such as a service method, a code, or an IP band of a service node, and uses a service request region or internet network information and service method information to a node adjacent to the terminal 10. Can be identified by code or IP.

The DB interface 430 interoperates with the content metadata DB 280 to serve information stored in the content metadata.

Meanwhile, a content upload method of a content management system according to an embodiment of the present invention will be described with reference to FIG. 4.

4 is a flowchart illustrating a content upload method of a content management system according to an exemplary embodiment of the present invention.

Referring to FIG. 4, a content upload method according to an embodiment of the present invention is similar to a general content upload method, and the content upload unit 100 of the content management system 1000 is provided from the content provider 20 through an upload agent. Receive a content file to provide a content service (S401). Then, the content upload unit 100 stores the received content file in the content DB 120 (S402), and stores the date (time), file size, file name, and content provider information in which the content file is stored (S403). . In addition, the content file has a validity for a predetermined period. The content upload unit 100 starts counting from the date when the content file is stored and periodically checks whether the content file is valid content (S404). If it is determined that the content is not valid content, the corresponding content file is deleted (S405).

Meanwhile, a one-stop automation work method of the content management system according to an embodiment of the present invention will be described with reference to FIG. 5.

5 is a flowchart illustrating a one-stop automation work method of a content management system according to an exemplary embodiment of the present invention.

Referring to FIG. 5, the content provider 20 inputs user authentication information through the content management unit 200 of the content management system 1000 according to an embodiment of the present invention to request a login (S501). The content management system 1000 checks the input login authentication information (S502). If it is determined that the subscriber is a normal subscriber, the content management system 1000 determines that the authentication is successful and grants system access authority (S504). In step S503, an authentication failure message is transmitted.

 The content manager 200 registers meta information of content such as title, author information, actor, and plot of the content input from the logged in content provider 20 (S505), and registers the registered content meta information with the content metadata DB ( 280) (S506).

At this time, the content management unit 200 selects a corresponding content file previously uploaded to the content DB 120 of the content uploading unit 100 in order to register a file in the content meta information, and the content file through the media detector 240. By automatically recognizing attribute information, the content files having different but identical contents in format, attribute information, etc. are registered in one content meta information. In addition, additional files such as a preview (preview / listen) file, a subtitle file, an image, and the like associated with the content are also registered (S507).

The content manager 200 moves and stores the content file from the content DB 120 to the content metadata DB 280 in order to perform a one-stop automation task (S508). In order to manage the registered content file, media file attribute information is stored in the content metadata DB 280 (S509). Then, the content management unit 200 sets unit operations such as transcode, watermark, DRM, and distribution required for one-stop automation business request (S510). More specifically, first, a profile defining a specific transcode system and conversion request information is selected to request content conversion, and a watermark indicating content copyright information of the content owner is inserted for copyright protection. In order to request content security, select a specific DRM system and packaging request information (e.g., passwords, algorithms, content meta information, etc.), and a distribution system and distribution request information (distribution node, distribution method, etc.) for requesting content distribution. Select. When the setting of the unit task is completed, the automation task request is registered and stored in the content metadata DB 280 (S511).

When the interface unit 300 receives the stored automation task request (S512), the interface unit 300 analyzes the received automation task request and registers the scheduler for each unit task (S513). The interface unit 300 includes a multi transcode unit 310, a multi watermark unit 320, a multi packaging unit 330, and a multi-transcode unit 310 to perform one-stop content conversion, content protection, and content distribution for each of the set unit tasks. The multi-distributor 340 requests unit tasks according to the scheduling (S514). Then, the multi transcode unit 310, the multi watermark unit 320, the multi packaging unit 330, and the multi distribution unit 340 of the interface unit 300 respectively check the requested unit tasks (S515), Each unit task is sequentially performed (S516).

The automation controller 350 of the interface unit 300 determines that the automation task request is completed when the unit task to be processed according to the scheduling no longer exists (S517), and outputs the content metadata DB 280. Stored in step S518). The content manager 200 confirms the result of performing the automation request stored in the content metadata DB 280 (S519).

As such, the content management system 1000 according to an exemplary embodiment of the present invention provides a function capable of automating one-stop by selectively and combining a combination of transcoding, watermarking, packaging, and distribution. Therefore, it is possible to maximize the management efficiency of contents by supporting the safe distribution through the contents file format and contents protection for each service after selecting the contents registered once.

Meanwhile, a content service method of a content management system according to an exemplary embodiment of the present invention will be described with reference to FIG. 6.

6 is a flowchart illustrating a content service method of a content management system according to an exemplary embodiment of the present invention.

Referring to FIG. 6, in the content service method of the content management system 1000 according to an embodiment of the present invention, the user terminal 10 first selects content playback to request a content service request from the service provider 30. Transmit (S601). The service provider 30 generates a content location information request message according to the content service request (S602) and delivers it to the content service unit 400 (S603). At this time, the content location information request message includes content service method such as local information or internet network information, content information, streaming and download, and service provider information of the terminal 10.

The content service unit 400 of the content management system 1000 analyzes the content location information request message received from the service provider 30 (S604), and checks the access rights of the content system using the received service provider information. (S605). When the content service unit 400 determines that the access authority is determined as the result of the check, it is confirmed whether the content is valid using the received content information (S606), and the local information of the terminal 10, the Internet network information, and the content service method. The terminal 10 checks the content location information of the node in the adjacent area (S607). At this time, the content service unit 400 may check the validity of the content information and content location information of a node adjacent from the terminal 10 through the content metadata DB 280 of the content management unit 200. May be provided in the form of a URL.

The content service unit 400 of the content management system 1000 transmits the identified content location information to the terminal 10 through the service provider (S608, S609), and the terminal 10 based on the received content location information. The content service is used by streaming or downloading from a node in the region closest to itself.

On the other hand, the content service unit 400 transmits a content service error message to the terminal 10 through the service provider 30 when the corresponding information is not checked at least one of the steps S605, S606, S607, the terminal, 10, the content service error information is displayed (S613).

As such, the content management system 1000 according to an embodiment of the present invention processes one digital content into various file formats, protects the content through various watermarking and DRM packaging, and mediates the content by interworking with various distribution systems. By deploying to a server, you can automate the content management process in one stop, and implement one-source multiuse (OSMU) that allows one digital content to be used for various services.

In addition, One Platform Multi-Service (OPMS) provides various media services to various service providers 30 through one platform by unifying and managing various types of digital contents into one platform such as the content management system 1000. This provides the ability to respond quickly to new business environments. Therefore, it is possible to expect the effect of improving the problems of the limited content service generated by managing the content for each conventional service platform and the cost increase due to the redundant development.

Although the embodiments of the present invention have been described above, the present invention is not limited only to the above embodiments, and various other changes are possible.

For example, in the embodiment of the present invention illustrated in FIG. 1, the multi-distributor 340 interoperates with a plurality of distribution systems 342-1,. However, in the following cases, distribution to a specific node can be omitted.

If the distribution target content is in the streaming storage of the media server when the distribution request is made to the download storage of the media server supporting simultaneous download and streaming, the separate content is skipped and the content is copied to the download storage to download the content. Can provide services.

In the same manner, when the distribution target content exists in the download storage of the media server when the distribution request is made to the streaming storage of the media server, the distribution may be omitted and the content content file may be copied to the streaming storage to provide a content streaming service. . By doing so, the multi-distributor 340 has an advantage of minimizing the network load that may occur when distributing a large content file to each local node.

An embodiment of the present invention is not implemented only through the above-described apparatus and / or method, but may be implemented through a program for realizing a function corresponding to the configuration of the embodiment of the present invention, a recording medium on which the program is recorded, and the like. In addition, such an implementation may be easily implemented by those skilled in the art from the description of the above-described embodiments.

Although the embodiments of the present invention have been described in detail above, the scope of the present invention is not limited thereto, and various modifications and improvements of those skilled in the art using the basic concepts of the present invention defined in the following claims are also provided. It belongs to the scope of rights.

1 is a network diagram illustrating a content management system according to an exemplary embodiment of the present invention.

2 is a table showing attribute information of a content file according to an embodiment of the present invention.

3 is a block diagram showing the detailed structure of the interface unit 300 according to an embodiment of the present invention.

4 is a flowchart illustrating a content upload method of a content management system according to an exemplary embodiment of the present invention.

5 is a flowchart illustrating a one-stop automation work method of a content management system according to an exemplary embodiment of the present invention.

6 is a flowchart illustrating a content service method of a content management system according to an exemplary embodiment of the present invention.

Claims (16)

A content upload unit which receives digital content uploaded from a plurality of content providers and stores the digital content in a central repository; Multi-transcode for registering meta information of the uploaded digital content, recognizing and storing media property information through a detector when registering the content file, and serving the digital content to various heterogeneous terminals based on the recognized media property information. A content manager configured to set one or more unit tasks of a task, a multi watermark task, a multi-packaging task, and a multi-distribution task; And Interface unit for performing the unit task sequentially according to the automated task scheduling registered based on the unit task from the content management unit Content management system comprising a. The method of claim 1, And a content service unit for searching the digital content through a node adjacent to the terminal when the digital content is requested from the terminal through the service provider. The method according to claim 1 or 2, The content upload unit, A content database storing the uploaded digital content; And An upload module that stores the digital content in the content database and records any one or more of a storage date, a file size, a file name, and content provider information of the digital content. Content management system comprising a. The method of claim 3, wherein The upload module, And delete the contents from the contents database when a predetermined period of time has passed from the date of storing the digital contents. The method of claim 2, The content management unit, A web user interface for providing a web page so that the plurality of content providers can be connected through the Internet, and granting access rights of the plurality of content providers; A content registration unit that registers digital content files of the same content having different one or more of the format or attribute information of the digital content into one content meta information; A media detector for analyzing attribute information of the digital content and storing recognized information; An automatic management unit for setting one or more unit tasks of a transcode task, a multi-watermark task, a multi-packaging task, and a multi-distribution task to the digital content file according to various services and environments of various user terminals; An operation management unit that monitors stable operation management and service status of equipment and services of the content management system and generates an alarm when a specific failure or load occurs; And A content metadata storage unit for storing the digital content, meta information, attribute information, and node information in which the digital content is distributed; Content management system comprising a. The method of claim 5, wherein Attribute information of the digital content, And at least one of a codec, an image quality, a frame, an aspect ratio, an audio codec, an audio quality, an audio channel, and a sampling rate. The method of claim 6, The interface unit, A multi-transcode unit for converting the digital content into various formats in cooperation with a plurality of transcode systems; A multi-watermark unit interworking with a plurality of watermark systems to insert any one of copyright information, distributor information and content information production date into digital content; A multi-packaging unit for packaging DRM contents applied according to a type of DRM agent mounted on a user terminal in cooperation with a plurality of digital rights management (DRM) systems; A multi distribution unit for distributing and distributing the digital content to a plurality of nodes in association with a plurality of distribution systems; And Automation for requesting unit tasks to any one of the multi-transcode unit, multi-watermark unit, multi-packaging unit, multi-distribution unit in accordance with the automated task scheduling, and storing the result when the automation task is completed Control unit; Content management system comprising a. The method of claim 7, wherein The content service unit, A web service interface for providing a web page to be connected with a plurality of service providers through the Internet, and receiving a digital content service request through the plurality of service providers; A content service API (Application Programming Interface) which checks the validity of the digital content upon receiving the digital content service request and provides the digital content according to the requested service method by using a service node in a region adjacent to the requesting terminal. ; And A DB interface interworking with the content metadata repository; The digital content service request may include at least one of local information, network information, content information, service method (streaming or download) information, and service provider information of the terminal. The method of claim 8, The service node of the adjacent area, And a code or IP information of the service node using service request area or internet network information and service method information based on the location of the terminal. a) registering and storing meta information of uploaded digital content, and recognizing and storing media attribute information through a detector at the time of registration; b) setting one or more unit tasks of a multi-transcode task, a multi-watermark task, a multi-packaging task, and a multi-distribution task to serve the digital content to various heterogeneous terminals based on the media attribute information; c) performing according to the automated task scheduling registered based on the set unit task; And d) storing the result of performing the automation task; Content management method comprising a. The method of claim 10, Step a) is Registering the digital content file of the same content having different formats or attribute information in one meta information. The method of claim 11, The meta information is, And at least one additional information of a preview file, a preview file, a subtitle file, an image, and a file description associated with the digital content. The method of claim 12, B), b-1) converting the digital content into various format formats; b-2) inserting information of any one of copyright information, distributor information and content production date into the digital content; b-3) packaging DRM content applied according to the type of Digital Rights Management (DRM) agent mounted on the user terminal; And b-4) distributing the digital content to a plurality of nodes Content management method comprising a. The method of claim 12, Step b-4), If the digital content exists in any one of a download storage and a streaming storage of a media server supporting simultaneous download and streaming, the distribution of the digital content is skipped, and from the storage in which the digital content exists in the media server. And copy the digital content. a) registering and storing meta information of uploaded digital content, and recognizing and storing media attribute information through a detector at the time of registration; b) performing an automation task including one or more unit tasks of multi-transcoding, multi-watermarking, multi-DRM packaging, and multi-distribution for serving the digital content to various heterogeneous terminals based on the media attribute information; Storing the automated task performance result; c) receiving a digital content service request message of a user terminal from a service provider to confirm an access right of the digital service provider and validity of the digital content; And d) checking digital content location information of a node in an area adjacent to the terminal based on the digital content service request message of the terminal, and providing the identified digital content location information to the terminal through the service provider; Content management method comprising a. The method of claim 15, The digital content service request message, And at least one or more of local area information, network information, content information, content service method (streaming or download) information, and service provider information of the terminal.

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