WO2009057485A1 - サーバ、認証サーバ、コンテンツ配信システム及びプログラム - Google Patents
サーバ、認証サーバ、コンテンツ配信システム及びプログラム Download PDFInfo
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- WO2009057485A1 WO2009057485A1 PCT/JP2008/069076 JP2008069076W WO2009057485A1 WO 2009057485 A1 WO2009057485 A1 WO 2009057485A1 JP 2008069076 W JP2008069076 W JP 2008069076W WO 2009057485 A1 WO2009057485 A1 WO 2009057485A1
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- 238000007726 management method Methods 0.000 claims description 49
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- 238000004891 communication Methods 0.000 claims description 10
- 230000004044 response Effects 0.000 claims description 10
- 238000002716 delivery method Methods 0.000 claims 3
- 238000006243 chemical reaction Methods 0.000 description 26
- 238000010586 diagram Methods 0.000 description 26
- 238000004458 analytical method Methods 0.000 description 12
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- 230000005540 biological transmission Effects 0.000 description 2
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- 230000001413 cellular effect Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
Definitions
- the present invention relates to a management server, an authentication server, a content distribution system, and a program for managing ID.
- Background technology :
- streaming method the data provided from the content providing server via the network is played back in real time on the user terminal and can be displayed on the display unit.
- download format data that follows the file is downloaded from the content providing server to the recording unit via the network, and the data is played back at an arbitrary timing so that it can be displayed on the display unit.
- Patent Document 1 is cited as a related technique.
- a content distribution server, an information terminal usage right management server (management server), and a plurality of information processing terminals (user terminals) are connected via a network, and the content distribution server is charged with
- a content billing system is disclosed in which an information terminal usage right management server has terminal usage right billing means, and further includes copyright management method conversion means.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2 0 06-3 0 9 3 2 6
- the issue is to further improve usability while making appropriate use of content.
- it is possible to transfer the content being played back between the information processing terminals used by the user, and the processing at the time of transfer is simplified. .
- an object of the present invention is to provide a server system that performs authentication with improved usability.
- Another object of the present invention is to provide a content distribution system with improved usability.
- Another object of the present invention is to provide an ID management server and an authentication server for providing a content distribution system with improved usability.
- Yet another object of the present invention is to provide an authentication method and a content distribution method with improved usability.
- the server according to the present invention includes a management unit that manages a user ID corresponding to a service user and a device ID corresponding to an information processing terminal owned by the service user in association with each other. .
- the present invention it is possible to provide a server system with improved user spirit. Similarly, according to the present invention, it is possible to provide an ID management server and an authentication server for providing a content distribution system with improved usability.
- FIG. 1 is a diagram schematically showing a configuration example of the content distribution service according to the first embodiment.
- FIG. 2 is a block diagram showing the configuration of the authentication server.
- FIG. 3 is a block diagram showing the configuration of the distribution server.
- FIG. 4 is an explanatory diagram visibly illustrating ID management information recorded in the authentication server.
- FIG. 5 is an explanatory diagram visibly illustrating individual information recorded in association with each master ID recorded in the master ID information.
- FIG. 6 is an explanatory diagram visibly illustrating individual information recorded in association with each slave ID recorded in the slave ID information.
- FIG. 9 is a sequence diagram showing an operation example of the content distribution system.
- FIG. 8 is a sequence diagram illustrating an operation example of the content distribution system according to the second embodiment.
- FIG. 9 is a diagram schematically showing a configuration example of the content distribution service according to the third embodiment.
- FIG. 10 is a sequence diagram illustrating an operation example of the content distribution system according to the third embodiment.
- FIG. 11 is a diagram schematically showing the configuration of the content distribution service of the first embodiment.
- FIG. 12 is a sequence diagram illustrating the operation of the content distribution system according to the embodiment.
- FIG. 13 is a sequence diagram showing the operation of the content distribution system according to the second embodiment.
- a first embodiment of the present invention will be described with reference to FIGS.
- the content distribution service will be described as an example.
- the present invention is other than content delivery service It can be applied to any system where the service user uses multiple information processing terminals and enjoys the service.
- FIG. 1 is a diagram schematically showing a configuration example of the content distribution service according to the first embodiment.
- the content distribution service can be roughly divided into a service provider side system 10 and a service user side system 20, and a network 30 connecting both systems.
- the service provider side system 10 stores an authentication server 10 0 that performs authentication processing of the content distribution system and various types of content (content data), and distributes it in response to a request from the authentication server 1 0 0 It consists of a distribution server 2 0 0 and a network 8 2 0.
- the content distribution system is divided into the authentication server 1 00 and the distribution server 2 0 0, but this way of dividing is for the sake of clarity, and one server Authentication processing and distribution processing may be performed, or another server such as a content database server may be provided.
- the service user side system 20 includes, for example, a fixed information processing terminal such as a personal computer 9 1 0, a digital television 9 2 0, a set-top box (not shown), a mobile phone 9 3 0, PHS ( Examples include a mopile type information processing terminal such as a PDA (not shown), a smartphone (not shown), and a mopile IP phone (not shown). It also includes routers, modems, network HDDs, etc. that make up the network 8 10. Each of these information processing terminals has network connection means and storage means for enjoying the content distribution service, and also has playback means such as browser dedicated software.
- a fixed information processing terminal such as a personal computer 9 1 0, a digital television 9 2 0, a set-top box (not shown), a mobile phone 9 3 0, PHS
- Examples include a mopile type information processing terminal such as a PDA (not shown), a smartphone (not shown), and a mopile IP phone (not shown). It also includes routers, modems, network HDDs, etc. that make
- the network 30 connects the service provider side system 10 and the service user side system 20 to transmit contents and various information.
- Typical configurations include an Internet network 800 and a cellular phone communication system 85.
- a PHS system, cable TV network, IMS network, or NGN network may also be used.
- FIG. 2 is a block diagram showing the configuration of the authentication server 100.
- the configuration of the authentication server 100 of this embodiment is the same as that of a general server. That is, it includes a control unit for performing various information processing and operations, a storage unit (storage medium) such as ROM and RAM, an input unit, an output unit, a network interface, and an auxiliary storage device 110. Also, auxiliary The storage unit 110, R0M, and software stored in the RAM allow the controller to function as various means.
- a storage unit storage medium
- R0M auxiliary storage unit
- software stored in the RAM allow the controller to function as various means.
- the auxiliary storage device 1 1 0 stores the OS (Operating System) and server software that implements various means as the above-mentioned software. Master ID information 1 1 1, Slave ID information 1 1 2, ID management Information 1 1 3 and content management information 1 1 4 are also recorded.
- OS Operating System
- server software that implements various means as the above-mentioned software.
- Master ID information 1 1 1, Slave ID information 1 1 2, ID management Information 1 1 3 and content management information 1 1 4 are also recorded.
- Master ID information 1 1 1 is information that collectively records IDs (user IDs, paster authentication IDs) that can uniquely identify users assigned to each user of the content distribution service. In addition, individual information such as personal information (birth date, gender, etc.) and information related to the service is recorded for each master ID! /
- Slave ID information 1 1 2 is an ID (device) that contains information (IP address, domain name, URI (Uniform Resource Identifier), Mac address, serial number, etc.) that can uniquely identify the information processing terminal used by the service user. ID, device authentication ID), and individual information such as information related to services is recorded for each slave ID.
- ID device
- information IP address, domain name, URI (Uniform Resource Identifier), Mac address, serial number, etc.
- the combination of master ID information 1 1 1 and slave ID information 1 1 2 is managed as ID management information 1 1 3 to authenticate, identify which service users use which information processing terminals, and service usability Used to improve.
- the content management information 1 1 4 is used to create additional information to be transmitted to the distribution server 2 0 0.
- Content management information 1 1 4 records metadata such as the content type, encoding method, supported DRM, and delivery destination stored in the delivery server 200, and is used to provide services. .
- the master ID information 1 1 1 etc. will be described in detail later with reference to FIGS.
- FIG. 3 is a block diagram showing the configuration of the distribution server 200.
- the configuration of the distribution server 2 0 0 is the same as that of a general server, similar to the authentication server 1 0 0. That is, it includes a control unit for performing various information processing and operations, a storage unit (storage medium) such as a ROM, a bag, an input unit, an output unit, a network interface, an auxiliary storage device 210, and the like.
- the control unit is made to function as various means by software stored in the auxiliary storage device 210, ROM, or vase.
- the auxiliary storage device 2 1 0 stores the OS (Operating System) and server software that realizes various means as the above-mentioned software, and a content group 2 2 0 force S storage that is a collection of many contents. Is done.
- OS Operating System
- the content group 2 20 includes a large amount of content such as moving images, music, and images.
- the examples do not limit the content to be distributed.
- FIG. 4 is an explanatory diagram visibly illustrating the ID management information 1 1 3 recorded in the authentication server 100.
- the ID management information 1 1 3 shows the association between the master ID and the slave ID.
- the master ID “username ****” has “mail0093 @ xxxx. Xx. Com”, “mail00322 @ xxxx xx. com ”,“ 192. 168. XXX. XXX ”,“ 1 XXX. ⁇ . co. jp ”,“ 2. XXX. ⁇ . co. jp ” It has been done.
- the association may be registered by the user for the content distribution system, or another method may be used.
- the master ID for each user shown in the master ID column 4 0 an ID arbitrarily assigned by the service provider or an ID defined by the user is used.
- the ID may include a user name and domain name.
- the slave ID shown in the slave ID column 4 0 2 includes information that can uniquely identify the information processing terminal used by the service user, such as IP address, domain name, URI, Mac address, serial number, etc. Use a combination. It is also possible to use IDs that are arbitrarily assigned by the service provider or IDs that are defined by the user.
- FIG. 5 is an explanatory diagram visibly illustrating individual information recorded in association with each master ID recorded in the master ID information 1 1 1.
- Figure 5 Ru various individual information is described tare such as personal information associated with the master ID "u S ername ****”.
- Explaining the exemplified individual information includes authentication class, personal information, service status, viewing status, history, etc. This information may be recorded in any format, and may be configured to match the service provided.
- the authentication class is defined for each subscription service that the user can access. For example, the authentication class is determined by age, gender, monthly usage status, usage status, and the like. Used when viewing restrictions are applied to various contents or when providing value-added services. In other words, it is used by service providers to select service users.
- the service status indicates the status of the service contracted by the service user.
- the viewing status indicates the latest content information and authentication status that the service user has viewed. In the example of Fig. 5, it is shown that the content B 0: 3 4: 2 1 is being played back, and transfer of the playback position between devices is realized using this information.
- History 1 shows the status of content purchased in the past and the status of services enjoyed. Also shows the playback stop position and playback date and time.
- the authentication device indicates the device class information of the information processing terminal used by the service user, and records the services that can be applied to each PC, PDA, mobile phone, etc.
- the authentication device class described in the device column is associated with the slave ID.
- the license information indicates information such as services and contents purchased so far and the expiration date.
- Billing information indicates information related to billing such as credit cards and withdrawal accounts.
- Use ISP indicates network route information such as ISP. It also shows the route for each service.
- the distribution server indicates the IP address of the server that distributes the content. Any method other than IP address can be used as long as the content can be provided to the service user.
- the CM viewing history shows information used for billing and adding points for CM viewing.
- viewing date and time information may be stored as necessary.
- Preference information indicates information registered by the user, information extracted from past purchase history, search history, etc., and is used for distribution advertisements and content recommendation.
- FIG. 6 is an explanatory diagram visibly illustrating individual information recorded in association with each slave ID recorded in the slave ID information 1 1 2.
- Figure 6 shows Slave I D “192. 168. XXX. XXX” is associated with various individual information.
- Explaining individual information includes authentication device class, identification information, device capability, history, etc. The information may be recorded in any format, and may be configured to match the service provided.
- the authentication device class is associated with the authentication device described in the individual information of the master ID and indicates the class of the information processing terminal indicated by the slave ID.
- Identification information includes an IP address, domain name, URL (Uniform Resource Locator), Mac address, serial number, etc. that can uniquely identify the information processing terminal.
- URL Uniform Resource Locator
- Mac address Mac address
- serial number serial number
- the device capacity indicates information such as the playback resolution and processing capacity of the information processing terminal indicated by the slave ID, communication speed, compatible encoding method, and compatible DRM, and is set by the service user or automatically acquired by the server. Or
- the transmission capacity is determined by registering and measuring the subscription service such as xDSL and FDDI, the effective communication speed, and the packet loss rate.
- History 1 is the content history played by the information processing terminal indicated by the slave ID.
- the billing information indicates a payment form of the service price such as a pay-as-you-go system, a fixed amount, and a time system.
- the communication billing form indicates how to handle the billing that occurred at the information processing terminal.
- the current location indicates information acquired by GPS, etc., and is used for CM distribution and selection of services to be provided.
- the CM playback history indicates information used for billing and point addition for CM viewing played on the information processing terminal.
- the preference information indicates information registered for the information processing terminal, information extracted from the past purchase history, search history, etc., and is used for distribution advertisement and content recommendation.
- the content distribution system according to the embodiment can manage the master ID and the slave ID in association with each other, thereby improving usability.
- FIG. 7 is a sequence diagram illustrating an operation example of the content distribution system according to the first embodiment.
- the flow of operations is as follows: A user who uses the mobile phone 9 3 0 as the information processing terminal 1 and the personal computer 9 1 0 as the information processing terminal 2 views content A on the mobile phone 9 3 0 and returns home. Shows the seamless operation when viewing the content A on a PC 9 10. That is, it shows an operation of taking over content from a mopile type information processing terminal to a fixed type information processing terminal.
- This operation example is an example of an operation realized by the individual information and additional information described above.
- each information processing device It varies depending on the contract type of the user and the information processing terminal used.
- the operation of each information processing device is performed by the control unit, but for the sake of clarity, the description is omitted and the information processing device is described as being performed by each information processing device.
- a user of the content distribution system makes a content A distribution request to the content distribution system using a mobile phone 930 or a portal.
- the mobile phone 9 30 uses the network connection means to access the authentication server 10 0 via the network 30 and transmits the slave ID and the content A viewing request (step S 7 0 1). .
- the authentication server 1 0 0 receives the slave ID and content A viewing request from the mobile phone 9 3 0 transmitted via the network 3 0, and stores ID management information 1 1 3 based on the slave ID. Refer to and acquire the master ID (step S 7 0 2).
- the authentication server 10 0 obtains the master ID and slave ID information from the master ID information 1 1 1 and slave ID information 1 1 2 and further analyzes the viewing request for the content A (step S 7 0 3 )
- the authentication server 1 0 0 generates additional information using the analysis result, and transmits the user authentication result, information about the request, and additional information to the distribution server 2 0 0 (step S 7 0 4 ).
- the additional information is information transmitted to the distribution server 200 and used for content distribution based on the individual information of the master ID and slave ID included in the ID management information 1 1 3. For example, see Authentication Class, Viewing Status, Device (see Figure 5).
- the distribution server provides the resolution, compression rate, communication speed (QoS) control, etc. suitable for the information processing terminal that requested the content.
- Distribution server 200 receives the information regarding content distribution transmitted from authentication server 100 and distributes content A to mobile phone 9 30 based on the information. Specifically, the content A stored in the distribution server 20 0 0 can be accessed by the mobile phone 9 3 0 or the distribution server 2 0 0 can access the mobile phone 9 3 0 A is transmitted (step S 7 0 5).
- the mobile phone 93 0 which is the information processing terminal 1 enables viewing of the content A using the slave ID.
- the distributed content A can be viewed using the storage means (storage unit, storage area) and playback means of the mobile phone 93.
- the user of the content distribution system uses the personal computer 9 10 to make a content A distribution request to the content distribution system. No, ...
- the operation on the Sokon can be performed from any position of the content A (current viewing position, etc.) or by selecting the card to be played from the beginning, changing the billing form and resolution, etc. You can select your preference.
- the personal computer 9 1 0 accesses the authentication server 1 0 0 via the network 3 0 and transmits a slave ID, a content A viewing request, and information accompanying the viewing request (step S 7 0 6 )
- the authentication server 10 0 receives the slave ID, the content A viewing request and the information accompanying the viewing request transmitted from the personal computer 9 10, transmitted via the network 30, and based on the slave ID, Refer to the management information 1 1 3 to obtain the master ID (step S 7 07).
- the authentication server 1 0 0 acquires the master ID and slave ID information from the master ID information 1 1 1 and slave ID information 1 1 2, and further sends information A content viewing request and information accompanying the viewing request. Analyze (Step S700).
- the authentication server 10 0 generates additional information using the analysis result, and transmits the user authentication result, information about the request, and additional information to the distribution server 2 0 0 (step S 7 0 9 ).
- the additional information includes information that instructs processing to stop content A being delivered to the mobile phone 9 30 and send content A to the personal computer 9 1 0, and the license status of content A
- the distribution server 200 receives the information regarding content distribution transmitted from the authentication server 100, and based on the information, finishes the content A being distributed to the mobile phone 9 30 (step S 7 Ten ) .
- the distribution server 200 transmits content A to the authentication server 100 (step S 7 1 1).
- the reason for sending the content A to the authentication server 10 0 0 is that the authentication server 1 0 0 changes the resolution of the content A, changes the DRM, and adjusts the playback position. This is for delivery. That is, if no adjustment is made, it may be delivered directly. If a proxy server is used, adjust
- the authentication server 100 receives the content A, sets resolution conversion, DRM change, and playback position (step S 7 1 2).
- the authentication server 100 delivers the content A to the personal computer 9 10 (step S 7 13).
- the personal computer 9 1 0 as the information processing terminal 2 uses the slave ID.
- Content A can be trusted.
- content A can be distributed with an angular rate suitable for PC 9 10.
- the distributed content A can be viewed using the storage means (storage unit, storage area) and playback means of the personal computer 9 10.
- the authentication server 100 does not perform resolution or DRM conversion, and the conversion server 300 performs various conversion processes.
- the conversion server 300 is a general server, and operates by causing the control unit to function as various conversion means by various programs. That is, the content to be viewed is converted via the conversion server 300 and provided to the information processing terminal. Since the configuration other than the conversion server 300 is substantially the same as that of the first embodiment, detailed description thereof is omitted.
- FIG. 8 is a sequence diagram illustrating an operation example of the content distribution system according to the second embodiment.
- the flow of operations is as follows. A user who uses the PC 9 1 0 as the information processing terminal 1 and the digital TV 9 2 0 as the information processing terminal 2 views the content B on the PC 9 1 0 and After pause, shows seamless operation of playing content B again from the stop position on a digital TV 9 20 in another room.
- the digital compatible TV 9 2 0 is played back in a different encoding format than the computer 9 1 0 and is played back in streaming. In addition, it can be played back at a higher resolution than a personal computer and requires a wide bandwidth for content playback.
- This operation example is also described so that each information processing device performs the operation performed by the control unit of each information processing device for the sake of clarity.
- a user of the content distribution system uses a personal computer 9 10 to make a content B distribution request to the content distribution system.
- the personal computer 9 10 uses the network connection means, accesses the authentication server 10 0 via the network 30, and transmits a viewing request for the slave ID and the content B (step S 8 0 1).
- the authentication server 1 0 0 receives the slave ID and the content B viewing request from the personal computer 9 1 0 transmitted via the network 3 0, and receives the slave ID Based on the above, the ID management information 1 1 3 is referred to, and the master ID is acquired (step S 800 2).
- the authentication server 1 0 0 acquires the master ID and slave ID information from the master ID information 1 1 1 and slave ID information 1 1 2 and further analyzes the content B viewing request (step S 8 0 3 )
- the authentication server 10 0 generates additional information using the analysis result, and transmits the user authentication result, information about the request, and additional information to the distribution server 2 0 0 (step S 8 0 4 ) 0
- the distribution server 200 receives the information regarding the content distribution transmitted from the authentication server 100 and distributes the content B to the personal computer 9 10 based on the information (step S 8 0 5).
- the user of the content distribution system uses the personal computer 9 1 0 to stop the content B for the content distribution system, and operates the digital compatible TV 9 2 0.
- the digital compatible TV 9 2 0 Make a distribution request from.
- the digital compatible TV 9 20 accesses the authentication server 10 0 via the network 30 and transmits the slave ID, the content B viewing request, and the information accompanying the viewing request (step). S 8 0 6).
- the authentication server 10 0 receives the slave ID and the information associated with the viewing request and the viewing request for the content B transmitted from the digital compatible TV 9 20, transmitted via the network 30, and Based on the ID, the ID management information 1 1 3 is referred to, and the master ID is obtained (step S 8 0 7).
- the authentication server 1 0 0 obtains master ID and slave ID information from master ID information 1 1 1 and slave ID information 1 1 2, and analyzes the content B viewing request and information accompanying the viewing request. (Step S 8 0 8).
- the authentication server 100 generates additional information using the analysis result, and transmits the user authentication result, information about the request, and additional information to the distribution server 2 0 0 (step S 8 0 9).
- the additional information includes the acquisition request of the stop position of the content B, information for distributing the content B to the digital compatible TV 9 20, information for checking the license status of the content B, the encoding method, the resolution Information to be changed and information used for QoS control are included.
- the content viewing position, authentication status, bandwidth, packet priority, class, encoding method, etc. can be passed between information processing devices. The service can be improved and seamless services can be provided.
- the distribution server 200 receives the information transmitted from the authentication server 100, and finishes the distribution permission to the personal computer 9 10 based on the information (step S 8 10).
- Distribution server 20 0 transmits content B to conversion server 3 0 0 (step S 8 1 1).
- the reason for sending the content B to the conversion server 300 is the conversion server 300, which changes the resolution of the content B, changes the encoding method, QoS control, digital TV 9 20 This is for delivery.
- the conversion server 300 receives the content B, converts the resolution, changes the encoding method, etc., and sets various parameters for QoS control (step S 8 1 2).
- the conversion server 300 delivers the content B to the digital compatible television 9 20 (step S 8 13).
- the digital compatible TV 9 20 which is the information processing terminal 2 enables playback of the content B using the slave ID, and views the content B with an appropriate encoding method, resolution and communication state. it can.
- FIG. 9 is a diagram schematically showing a configuration example of the content distribution service according to the third embodiment.
- the third embodiment is a content distribution system in which an authentication server 100 a manages a plurality of distribution servers 200 a to c.
- Distribution servers 20 a to c are servers incorporated in another distribution system, and are distribution servers that allow the stored contents to be interchanged through consultations with service providers.
- the content distribution service user wants If another content distribution system does not have the content itself, it communicates the billing process and the location information of the distribution server, and communicates the desired content to the service user.
- FIG. 10 is a sequence diagram illustrating an operation example of the content delivery system according to the third embodiment.
- the flow of operations is as follows. A user who uses the PC 9 1 0 a as the information processing terminal 1 and the mobile phone 9 3 0 a as the information processing terminal 2 views the content C on the PC 9 1 0 a, Shows seamless operation when watching a continuation on a mobile phone 9 3 0 a when going out.
- the operation of each information processing device is performed by the control unit, it is described as being performed by each information processing device.
- the user of the content distribution system uses the personal computer 9 1 0 a to make a content C distribution request to the content distribution system.
- the personal computer 9 1 0 a uses the network connection means to access the authentication server 1 0 0 a via the network 3 0 a and transmits a slave ID and a viewing request for the content C (step S 1 0 0 1).
- the authentication server 1 0 0 a receives the slave ID and the content C viewing request sent from the computer 9 1 0 a and transmitted via the network 3 0 a. Based on the slave ID, the ID management information Refer to 1 1 3 to obtain the master ID (step S 1 0 0 2).
- the authentication server 1 0 0 a obtains the master ID and slave ID information from the master ID information 1 1 1 and slave ID information 1 1 2, and further analyzes the request for viewing content C (step S 1 0 0 3).
- the authentication server 1 0 0 a generates additional information using the analysis result, and transmits the user authentication result, information about the request, and additional information to the distribution server 2 0 0 a (step S 1 0 0 4).
- Distribution server 2 0 0 a receives the information regarding content distribution transmitted from authentication server 1 0 0 a and distributes content C to personal computer 9 1 0 a based on the information (step S 1 0 0 Five ) .
- the user of the content distribution system stops viewing on PC 9 1 0 a, This shows seamless operation when viewing content C on a mobile phone 9 3 0 a.
- the user of the content distribution system uses the PC 9 1 0 a to stop the content C for the content distribution system, operates the mobile phone 9 3 0 a, and operates from the mobile phone 9 3 0 a. Make a delivery request.
- the mobile phone 9 30 a accesses the authentication server 100 0 a via the network 30 a and transmits a slave ID, a content B viewing request, and information accompanying the viewing request (step S 1 0 0 6).
- the authentication server 1 0 0 a receives the slave ID, the content C viewing request and the information accompanying the viewing request transmitted from the mobile phone 9 3 0 a and transmitted via the network 3 0 a. Based on the slave ID, the ID management information 1 1 3 is referenced to obtain the master ID (step S 1 0 0 7).
- the authentication server 1 0 0 a obtains master ID and slave ID information from the master ID information 1 1 1 and slave ID information 1 1 2, and further, information associated with the content C viewing request and viewing request Is analyzed.
- the authentication server 10 0 a identifies from the analysis results that the content server C that corresponds to the mobile phone 9 3 0 a desired by the user does not exist in the distribution server 2 0 0 a managed by the authentication server 1 It is identified that the content C corresponding to the telephone 9 3 0 a exists in the distribution server 2 0 0 c (step S 1 0 0 8).
- the authentication server 100 0 a performs processing for ending the viewing of the content C on the personal computer 9 1 0 a (step S 1 0 0 9).
- the authentication server 1 0 0 a generates additional information using the analysis result, and transmits the user authentication result, billing information, CM viewing history, request information and additional information to the distribution server 2 0 O c. (Step S 1 0 1 0).
- Distribution server 2 0 0 c communicates with authentication server 2 0 0 a and takes over CM information and the like distributed together with billing information and content C (step S 1 0 1 1). It should be noted that the user can access the distribution server 2 0 0 c without performing a contract or an authentication process through the authentication server 1 0 0 a.
- Distribution server 2 0 0 c distributes content C to mobile phone 9 3 0 a based on the content distribution information transmitted from authentication server 1 0 0 a (step S 1 0 1 2).
- the authentication process can be simplified and usability can be improved.
- the present embodiment is an example embodying the first embodiment, and the same portions are denoted by the same terms and the description thereof is omitted.
- terms used in TIS AN Telecommunications and Internet converged Services and Protocols for Advanced Networking
- E TSI European Telecommunications Standards Institute
- FIG. 11 is a diagram schematically showing the configuration of the content distribution service according to the first embodiment.
- the content distribution service of the embodiment can be divided into a service provider side system 1 0 b, a service user side system 2 0 b, and a network 3 0 b connecting both systems. .
- the abbreviations in the figure are shown below.
- S-CSCF Serving Call Session Control Function
- SCF Service Control Function
- Service provider side system 1 0 b has SSF 7 0 0 0 as portal, authentication service SCF 1000 as a server, UP SF (ID management server) 1100 that manages user information (user ID) and various ID information (device ID, etc.) in association with each other, and stores various contents (content data) S Consists of a distribution server 2000 (MCF2100 + MD F 2220) that performs content distribution in response to requests from CF1000.
- UP SF ID management server 1100 that manages user information (user ID) and various ID information (device ID, etc.) in association with each other, and stores various contents (content data)
- S Consists of a distribution server 2000 MCF2100 + MD F 2220
- the service user side system 20 b is composed of a plurality of UE 9000s, and ⁇ for network connection is provided as necessary.
- the network 30 b is composed of a core-I MS network 8000 that performs authentication processing using SIP, and a TF (Transport Function) 8100 that communicates content data. b and service user side system 20 b are connected to convey various information.
- TF Transport Function
- the SCF 1000 receives a request from the UE 9000 sent via the network 30b, and performs a request authentication process based on information stored and managed in the UP S F 1100.
- the MCF 2100 controls the MD F 2200 based on information notified from the SCF 1000.
- the MCF communicates with the UE 90 00 via the TF 8100 as necessary to adjust the content playback start timing and the like.
- the MDF 2200 stores a group of content that is a collection of many contents, and transmits the specified content data to the UE or specified device (server) according to the content data distribution request from the MCF 2100.
- the MDF 2 100 is responsible for content modification and adjustment functions handled by the authentication server 100 in the first embodiment described above.
- UE 9000 is an information processing terminal for enjoying services.
- UE 9000 performs communication conforming to protocols such as SIP, HTTP, HTTPS, RTP, and RTSP as necessary, and plays back the content data sent from the MDF.
- Core-IMS network 8000 consists of S-CSCF, P-CSCF (I-CSCF as required), etc., and uses SIP as a basic protocol to control sessions.
- the TF 8100 includes a TCF (Transport Control Function) and a TPF (Transport Processing Function). In the case of implementation, it consists of NASS (Network Attachment Subsystem), RACS (Resource and Admission Control Sus system system, dedicated router, etc.
- the content authentication system of the embodiment uses the UPSF and SCF to manage the master ID and the slave ID in association with each other, thereby improving usability. Furthermore, it is possible to manage the transfer of information associated with content between UEs used by users. Moreover, it can be converted into a format suitable for each UE when the additional information is taken over.
- FIG. 12 is a sequence diagram illustrating the operation of the content distribution system according to the embodiment.
- the operation flow shows a seamless operation when a user using UE 9000 a and UE 9000 b views content A with UE 9 000 a and then views content A with UE 9000 b. In other words, it shows the operation of handing over content between UEs.
- the user of the content distribution system makes a content A distribution request to the content distribution system using UE 9000a or a portal.
- the U E 9000a communicates with the SSF 7000 via the Xa interface, acquires the content list, etc., and presents it to the user.
- the UE 9000a accesses the SCF 1000 via the Gm interface based on the user's selection, and transmits a slave ID and content A viewing request (step S1201).
- the SCF 1000 receives the slave ID and content A viewing request from the UE 9000a, and requests a master ID from the UP S F 1100 based on the slave ID.
- the UPSF 1 100 refers to the ID management information 113, acquires the master ID, and responds to the SCF 1000 (step S1202).
- S CF 1000 requests UP SF 1100 for master ID and slave ID information.
- the UPSF 1100 obtains information for the request from the stored master ID information 111 and the slave ID information 1 12 and responds to the SCF 1000.
- the SCF 1000 analyzes and processes the acquired information and the content A viewing request (step S1203).
- the SCF 1000 generates additional information using the analysis result, and transmits the user authentication result, information about the request, and additional information to the distribution server 2000 (MCF 2100) (step S1204).
- Distribution server 2000 receives the content distribution information transmitted from SCF 1000, and distributes content A to UE 9000a based on the information.
- the MCF 2100 receives the content delivery information sent from the SCF 1000, notifies the UE 9000 a and the delivery conditions as necessary, and sends a content A delivery request to the MDF 2200. Notice.
- the MD F 2200 transmits content A data to the UE 9000a according to the control of the MCF 2100 (step S 1205).
- UE 9000a enables viewing of content A using the slave ID.
- the user of the content distribution system uses UE 9000 b to make a content A distribution request to the content communication system.
- the UE 9000 b accesses the SCF 1000 via the Gm interface, and transmits the slave ID, the content A viewing request, and information accompanying the viewing request (step S 1206).
- the SCF 1000 receives the slave ID and content A viewing request from the UE 9000 b, and requests the master ID from the UP SF 1 100 based on the slave ID.
- the UPSF 1 100 refers to the ID management information 1 13, acquires the master ID, and responds to the SCF 1000 (step S 1207).
- SCF 1000 requests UPSF 1 100 for information on master ID and slave ID.
- the UPSF 1 100 obtains information on the request from the stored master ID information 1 1 1 and slave ID information 1 12 and responds to the SCF 1000.
- the SCF 1000 performs an angle analysis process on the acquired information and the content A viewing request (step S 1208).
- S CF 1000 uses the analysis results to generate additional information and distribute server 2000 In response to the user authentication result, information on the request and additional information are transmitted (step S 1209) 0
- the additional information includes information that instructs processing to stop content A being delivered to UE 9000a and deliver content A to UE 9000 b, and the resolution that occurs depending on the license status of content A.
- the distribution server 2000 receives the information regarding the content distribution transmitted from the SCF 1000, and based on the information, finishes the content A being distributed to the UE 9000a (step S1210).
- Distribution server 2000 adjusts (converts or changes) content A using the functions of MDF 2200 as necessary (step S 1211).
- the adjustment is, for example, adjusting Content A to suit UE 9000 b, or adjusting for proper use of copyright.
- Distribution server 2000 distributes content A to UE 9000 b (step S 1213).
- UE 9000 b enables delivery of content A using slave ID.
- content A suitable for UE 9000 b can be distributed.
- the second example is an example embodying the second embodiment. That is, this is a configuration example in which the conversion server 3000 is added to the first embodiment, and the conversion and adjustment of the content performed by the MDF 2200 are transferred to the conversion server 3000. Note that the same parts as those of the second embodiment and the first embodiment are denoted by the same terms and the description thereof is omitted. Since the configuration other than the conversion server 3000 is almost the same as that of the first embodiment, a detailed description of the configuration is omitted.
- FIG. 13 is a sequence diagram showing the operation of the content distribution system of the second embodiment. It is. The flow of operation is as follows: A user who uses UE 9000 a and UE 9 000 b with different DRM can play content in UE 9000 a, watch B, pause in the middle of playback, and then UE 9000 b Playing content B again from the stop position Shows seamless operation.
- a user of the content distribution system makes a content B distribution request to the content distribution system using UE 9000a or a portal.
- the UE 9000 a accesses the SC 1000 based on the user's selection, and transmits a viewing request for the slave ID and the content B (step S 1301).
- the SCF 1000 receives the slave ID and content B viewing request from the UE 9000a, and requests the master ID from the UP S F 1 100 based on the slave ID.
- the UPSF 1100 refers to the ID management information 113, acquires the master ID, and responds to the SCF 1000 (step S1302).
- the SCF 1000 requests UP SF 1 100 0 for information on the master ID and the slave ID.
- the UPSF 1100 acquires information on the request from the stored master ID information 1 1 1 and the slave ID information 1 12 and responds to the SCF 1000.
- the SCF 1000 analyzes the acquired information and the content B viewing request (step S1303).
- the SCF 1000 generates additional information using the analysis result, and transmits the user authentication result, information about the request, and additional information to the distribution server 2000 (MCF2100) (step S 1304).
- Distribution server 2000 receives the information regarding content distribution transmitted from SCF 1000, and distributes content B to UE 9000a based on the information (step S1305).
- the user uses UE 9000 b to make a content B distribution request to the content distribution system.
- UE 9000 b accesses SCF 1000 and receives the slave ID, the content A viewing request, and the information accompanying the viewing request. Information is transmitted (step S 1306).
- the S CF 1000 receives the slave ID and content B viewing request from the UE 9000 b, and requests the master ID from the UP S F 1100 based on the slave ID.
- the UPSF 1100 refers to the ID management information 113, acquires the master ID, and responds to the SCF 1000 (step S1307).
- SCF 1000 requests UPSF 1 100 0 for information on master ID and slave ID.
- the UPSF 1 100 acquires information on the request from the stored master ID information 1 11 and slave ID information 1 12 and responds to the SCF 1000.
- the SCF 1000 analyzes the acquired information and the content B viewing request (step S1308).
- the SCF 1000 generates additional information using the analysis result, and transmits the user authentication result, information about the request, and additional information to the distribution server 2000 (step S 1309).
- the additional information is generated depending on the information that instructs the processing to stop the content B that is currently in communication with the UE 9000a and distribute the content B to the UE 9000 b, and the license status of the content B. , Information indicating resolution changes, additional charges, DRM changes, etc., and information indicating content distribution destinations. By generating these additional information, content viewing positions and past CM playback histories can be transferred between UEs, improving usability and providing a seamless service.
- the distribution server 2000 receives the information regarding the content distribution transmitted from the SCF 1000, and based on the information, terminates the content B that has been stopped by the UE 9000a (step S1310).
- Distribution server 2000 transmits content B to conversion server 3000 (step S 1311).
- the reason why content B is transmitted to conversion server 3000 is that conversion server 3000 changes the DRM method of content B to a format compatible with UE 9000 b.
- adjustments such as resolution and Qo S may be performed.
- Conversion server 3000 receives content B, changes DRM, Convert B (step S 1312).
- the conversion server 3000 distributes the content B to the UE 9000 b (Step S713).
- UE 9000 b enables playback of content B using the slave ID, and can view content B with a suitable DRM.
- the user of UE 9000 a can use the UE 9000 b to move the content from where it stopped at UE 9000 a without being aware of the corresponding DRM difference between UE 9000 a and UE 9000 b. You can resume watching.
- the function of SCF may be assigned to AS and / or S-C S CF, and the function of UP S F may be realized using HS S, S LF, or the like.
- the conversion server and distribution server are AS.
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Abstract
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Also Published As
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JP5472614B2 (ja) | 2014-04-16 |
JPWO2009057485A1 (ja) | 2011-03-10 |
US20100251333A1 (en) | 2010-09-30 |
US8539244B2 (en) | 2013-09-17 |
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