CN1767534B - Method for deleting user metadata managed by a TV-Anytime metadata server - Google Patents
Method for deleting user metadata managed by a TV-Anytime metadata server Download PDFInfo
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- CN1767534B CN1767534B CN2005101034345A CN200510103434A CN1767534B CN 1767534 B CN1767534 B CN 1767534B CN 2005101034345 A CN2005101034345 A CN 2005101034345A CN 200510103434 A CN200510103434 A CN 200510103434A CN 1767534 B CN1767534 B CN 1767534B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
- H04N21/2353—Processing of additional data, e.g. scrambling of additional data or processing content descriptors specifically adapted to content descriptors, e.g. coding, compressing or processing of metadata
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/02—Standardisation; Integration
- H04L41/0246—Exchanging or transporting network management information using the Internet; Embedding network management web servers in network elements; Web-services-based protocols
- H04L41/0273—Exchanging or transporting network management information using the Internet; Embedding network management web servers in network elements; Web-services-based protocols using web services for network management, e.g. simple object access protocol [SOAP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25866—Management of end-user data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
- H04N21/64322—IP
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- Library & Information Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
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Abstract
The present invention relates to a method or an operation for providing a personalized TV-Anytime metadata service. According to an embodiment of the present invention, there is provided a method of deleting user metadata managed by a TV-Anytime metadata server using a SOAP operation, comprising the steps of a) providing an element type of a SOAP delete operation, the element of the SOAP delete operation including at least a first sub-element for designating user identifier information, b) receiving the element of the SOAP delete operation, in which the user identifier information is designated, from a client of a user, and c) identifying the user on the basis of the user identifier information in the received element of the SOAP delete operation and deleting user metadata about the identified user.
Description
Technical field
The present invention relates to the TV-Anytime service, relate in particular to by the SOAP operation individualized TV-Anytime metadata service method is provided.
Background technology
Recently, formalized along with digital broadcast service, more and more active to the Study on Technology that under multichannel, multimedia environment, provides the program request type to play service.As an example,, be to be used to provide the Anytime standard specification of service as the TV-Anytime of international standard among the people.This Anytime service is a metadata of describing (description) information based on performing content, and the user stores desirable content by hobby (preference) information and described meta data match with self, watches in the time freely.
Metadata is as aforesaid descriptor about content, in TV-Anytime, be included in the description and EPG (electronic program guiding) information of defined content-based (content-based) among the MPEG-7, make the user can easily retrieve and select the content of wishing.Metadata standard is made of two parts, part A has defined the form that is used for descriptive metadata, be pattern (Schema), used (eXtensible Markup Language: (the Description Definition Language: Description Definition Language) (ISO/IEC 15938-2) of MPEG-7DDL extending mark language) based on XML.In addition, part B relates to the transmission of metadata, comprises Binary Cell formula [MPEG-7BiM (Binary Format for MPEG-7)] (ISO/IEC 15938-1), fragmentation (fragment) model, encapsulationization (encapsulation) and index (indexing) technology.
Fig. 1 is the figure of the structure of expression TV-Anytime metadata, comprise program description metadata (Program Description Metadata) and user description metadata (User DescriptionMetadata), the program description metadata is made of content description metadata and example (instance) descriptive metadata.At the metadata of a program, interrelated by the identifier that is known as CRID (ContentReference Identifier is hereinafter referred to as " CRID ").
The content description metadata is generated by content generation person (Content Creator), comprises program header, kind, summary, reviewer's comment etc.The case description metadata is generated by content provider (ContentProvider), comprises position (Location) (reproduction time, channel, URL etc.), service regeulations (usage rule), pass a parameter (delivery parameter) etc.At last, user's data of description comprises user preferences (user preference), uses historical (usagehistory), individual bookmark (personal bookmark) etc., is generated by the user.
In order to provide via the twocouese metadata data, services of trip path, the TV-Anytime standard definition 2 types metadata web services, they are to well-definedbehavior with to the teleprogram (remote procedure) of input and output set.At WSDL (Web Service Description Language based on XML (extending mark language), the web services descriptive language) in the standard, above-mentioned teleprogram is with Simple Object Access Protocol (SOAP:Simple Object Access Protocol, being called " SOAP " below) form of operation defines, and ' get_Data ' that is useful on metadata retrieval operates and is used for ' submit_Data ' operation that the user describes proposition.And above-mentioned soap protocol is can be in the XML communication protocol of access object under the decentralized environment (Object).
Request (Request)/response (Response) type of using in the service of TV-Anytime metadata defines in the name space of " urn:tva:transport:2002 ", and described name space is provided as being used for the instrument that various information are verified.The type (type) that defines in metadata specification and content reference (Content referencing) standard is referenced at transmission (transport) name space.Schema fragment (Schema fragment) defines in above-mentioned name space, and the supplier of name space is defined as ' tns: ' in schema fragment.The XML schema file is tva_transport_types_v10.xsd completely.
1.get_Data operation
Get_Data operation provides and allows the client at program or the program groups function from server retrieves TV-Anytime data.Illustration TV-Anytime metadata supplier utilize get_Data operation the function that can provide, then as follows.
-utilize CRID tabulation to return content comparable data at CRID.
-utilize CRID tabulation to return TV-Anytime metadata at CRID.
(corresponding program is returned in for example, kind, performer etc.) inquiry at specific metadata attributes (Attribute) in-acceptance.
-response is returned corresponding program at the inquiry of specific time or specific channel.
If with the action of get_Data operation explicitly with reference to Fig. 2, then the client (Client) of TV-Anytime service will send metadata service server (Metadata Service Server) to based on the SOAP solicited message [get_Data () Request] that get_Data operates by internet (IP Network).At this moment, support all query types on the get_Data operating principle, provide inquiry widely at the metadata restrictive condition.Then, the metadata service server is by the Query Result value of SOAP response message [get_Data () Request] return to described SOAP solicited message.
First. request form (Request Format)
As shown in Figure 3, in the get_Data operation, the request form is specified the parameter of 3 types in client, will be appointed as required list (Request Tables) type as the element type that inquiry (retrieval) end value is returned.
Fig. 4 is that the required list type of return is appointed as the example of ClassificationSchemeTable, ProgramInformationTable, GroupInformationTable, CreditsInformationTable, ProgramLocationTable, ServiceInformationTable, ProgramReviewTable, SegmentInformationTable etc. with the result of inquiry.
Second. response format (Response Format)
The response format of get_Data operation is as shown in Figure 5 at element (TVAMain, ContentReferencingTable, InvalidFragments), comprise 0 or, return the Query Result value according to the required list type of in the request form, being asked more than or equal to 1 XML instance document.
2.submit_Data operation
Transmissible data based on the submit_Data operation, in the technical standard of the PhaseI of TV-Anytime, be limited in based on the configuration data of intelligent agent that uses (usage) service and content or the anonymity by manually writing generation and concentrate the data that define.Respect and comprise all users and supplier's fundamental right in TV-Anytime forum, it comprises all participants' such as the privacy fundamental right of content user and content generation person, supplier, ISP legal right.
3. utilized the get_Data operation of user profile
Now, at TV-Anytime, according to the user metadata that transmits by submit_Data, the service broker carries out the get_Data operation at each agency by special algorithm, and sends accordingly result to user.
The user profile that is provided for the service broker like this can be used according to ISP's policy, for example can utilize the user profile of collecting between given period, perhaps utilizes whole user profile.Use under the situation of user profile in the policy according to the service broker, having to the user provides bigger advantage easily.But do not need the user under service broker's the situation of service, promptly under the inappropriate situation of service result, also be not provided for so far allowing the user delete the method for the user profile of self based on the service broker of the personal information of existing accumulation.
And, because the processing method of user metadata relies on ISP's algorithm fully,, thus, might when utilizing two-way metadata to serve, can hesitate so the user can not intervene the method for using self information fully.
Summary of the invention
Problem of the present invention is to address these problems, and operates the method for deleting the user profile that sends meta data server or service broker to by a kind of being used for is provided by submit_Data, makes the user can have minimal control to the information of self.
According to a side of the present invention, a kind of user metadata delet method based on the SOAP operation is provided, the user metadata that it manages in the TV-Anytime meta data server by Simple Object Access Protocol (below be called " SOAP ") operation deletion, be used to allow the user to control user profile, it is characterized in that, may further comprise the steps: (a) provide the element type of SOAP deletion action, the 2nd daughter element that the element of described SOAP deletion action comprises the 1st daughter element of the customer identification information that is used to specify the user at least and is used to specify the deletion condition; (b), receive the element of the SOAP deletion action of having specified customer identification information from user client at the TV-Anytime meta data server; (c) at the TV-Anytime meta data server, customer identification information identification user according to the SOAP deletion action element of described reception, delete the described user's who is identified user metadata, wherein, described TV-Anytime meta data server maintains a plurality of users' that comprise described user user metadata, wherein, execution in step (c) is with the 2nd daughter element specified deletion condition corresponding user profile of deletion with the SOAP deletion action element of described reception.
At this moment, can also comprise the step that the deletion result of described step (c) is sent to described client.In addition, element in the SOAP deletion action of described step (a) definition also comprises the 2nd daughter element that is used to specify the deletion condition, at described step (c), the specified corresponding user profile of deletion condition of the 2nd daughter element of the element of the SOAP deletion action of deletion and described reception.
According to other side of the present invention, a kind of non-anonymous metadata delet method based on the SOAP operation is provided, the non-anonymous metadata that it manages in the TV-Anytime meta data server by SOAP operation deletion, be used to allow the user to control user profile, it is characterized in that, may further comprise the steps: SOAP (e) is provided deletion action, the request element of this SOAP deletion action comprises the starting point of the non-anonymous metadata that input will delete and the element of terminal point, with the Object table element of input as the table of deletion object, and its response element comprises version information (ServiceVersion) and the reception result that meta-data function is described; (f) starting point, terminal point and the deletion Object table of the non-anonymous metadata that will delete of client are input in the described request element, and send this request element to described TV-Anytime meta data server; (g) reception of described TV-Anytime meta data server response described request element, from the non-anonymous metadata between described deletion Object table deletion starting point and the terminal point, to delete result and version information and be input to described response element, and send described response element to described client, wherein, described TV-Anytime meta data server maintains a plurality of users' that comprise described non-anonymous user metadata.
According to the present invention, the table by will comprising user profile etc. is limited to upper layer and time upper layer that above-mentioned extending user is described type, can realize deletion action simply.
Description of drawings
Fig. 1 is the structure chart of TV-Anytime metadata.
Fig. 2 is the general movement concept figure of get_Data operation.
Fig. 3 is the figure of the existing get_Data request of operating form of expression.
Fig. 4 is in the existing get_Data operation, has specified the illustration figure of the required list type that can be returned Query Result.
Fig. 5 is the figure of the response format of the existing get_Data operation of expression.
Fig. 6 is the movement concept figure of expression clear_personal_Data operation of the present invention.
Fig. 7 is the clear_personal_Data request of operating form of expression first embodiment of the invention and the figure of response format.
Fig. 8 is the illustration figure of request form of SOAP operation (clear_personal_Data) that is used to delete non-anonymous metadata of expression second embodiment of the invention.
Fig. 9 is the illustration figure of response format of SOAP operation (clear_personal_Data) that is used to delete non-anonymous metadata of expression second embodiment of the invention.
Figure 10 is the illustration figure of request form of SOAP operation (clear_personal_Data) that is used to delete non-anonymous metadata of expression the present invention the 3rd execution mode.
Embodiment
Below, the preferred implementation that present invention will be described in detail with reference to the accompanying.
Fig. 6 is the figure of the notion of the expression clear_personal_Data operation that is used to delete user profile and provides of the present invention.
With reference to Fig. 6, clear_personal_Data () is the operation that deletion sends the user profile of bidirectional server to, client by clear_personal_Data () will comprise to delete during and the SOAP information of customer identification information (UserIdentifier) send the service broker of meta data server to, can utilize the internet.At this moment,, can i as the policy that is used to delete user profile) with the specific date be benchmark, delete the user profile (user metadata) that transmits before this day, perhaps ii) whole user profile of transmitting of deletion.Then, described service broker sends the deletion result (clear_personal_Result) of user profile to client.
Fig. 7 has defined the clear_personal_Data request of operating form and the response format of first embodiment of the invention.
With reference to Fig. 7, if roughly distinguish, clear_personal_Data () has the element of dateFrom, dateTo, UserIdentifier.On the date of the user profile that dateFrom element, dateTo element representation will be deleted, the UserIdentifier element is used to discern relative users.
More specifically, the dateFrom element is the Start Date of the user data that will delete, and the dateTo element is the Close Date of the user data that will delete.For example, from March 6th, 2003 during user data till 8 days July in 2004, the value that makes dateFrom is 20030306 in deletion, and the value of dateTo is 20040708.DateFrom, dateTo element are set at minOccurs=' 0 ', maxOccurs=' unbounded ' respectively, so can only set one of them value, perhaps two sides' value is not set.Under the situation of the value of only setting dateTo, the whole user data before the deletion dateTo, when only setting the value of dateFrom, the whole user data after the deletion dateFrom.Under the situation that the value of dateFrom, dateTo all is not set, with during irrespectively delete whole user data.
As shown in Figure 6, related with the action of clear_personal_Data (), the result of the deletion operation of being undertaken by the request of clear_personal_Data () transmits by clear_personal_Data_Result Type.At this moment, end value is selected among success (success), system mistake (system error), free of data (no data).Success expression respective handling is finished, and system mistake is represented now because the problem of system can not be finished the deletion operation.And free of data is represented the result that should not handle.
Fig. 8 and Fig. 9 represent the request form and the response format of SOAP operation (clear_personal_Data) that is used to delete non-anonymous metadata of second embodiment of the invention respectively.
At first with reference to Fig. 8, the clear_personal_Data of second embodiment of the invention operation is to be used to allow the user delete the operation that sends the user profile of server by above-mentioned upload_personal_Data operation to, and following function is provided.
1. the specific user's who transmits between the deletion given period user profile.
2. only delete the specific user's who transmits between given period selecteed table.
3. delete the full detail of the specific user's who transmits selecteed table.
4. delete specific user's full detail.
Therefore, the element between the given period of expressing the user profile that will delete, for example " TimeFrom " and " TimeTo " are used in the input of clear_personal_Data operation.The TimeFrom element is expressed the starting point of the user data that will delete, and the TimeTo element is expressed the terminal point of the user data that will delete.In addition, these elements are set at minOccurs=' 0 ' respectively, so can only set one of them value, perhaps two sides' value is not set.Under the situation of the value of only setting TimeTo, the whole non-anonymous data before the deletion TimeTo, under the situation of the value of only setting TimeFrom, the whole user data after the deletion TimeFrom.Under the situation that the value of TimeFrom, TimeTo all is not set, with during irrespectively delete whole user data.
In addition, clear_personal_Data operates to contain and is useful on other Object table element (" TargetTable ") of expressing the table that should delete.The type of above-mentioned Object table element (" TargetTable ") is defined as " clear_TableType " as shown in the figure, as enumerating, by making the table that contains user profile be limited to upper level and time upper level that above-mentioned extending user is described type, can realize operation simply.
Then, with reference to Fig. 9, the response results of clear_personal_Data operation, as illustrated in the upload_personal_Data operation, must comprise the information at present service release, the result (status) of deletion operation selects one in the middle of success, failure, the free of data and is notified to the user.
At last, Figure 10 of the variation of the clear_personal_Data operation of reference expression the present invention the 3rd execution mode, the TargetTable of clear_personal_Data can show as tns:personalInformationTableType, this TargetTable can comprise as append the TernimalInformationTable of the subscriber profile information of definition in TV-Anytime forum, NetworkInformationTable, device association tables such as NaturalEnvironmentInformationTable can be by these tables of clear_personal_Data operation deletion.In addition, also can delete UsageHistory, the UserPreference that shows as the bottom of UserInformationTable.
More than, preferred implementation of the present invention is illustrated, but these are in order to carry out illustration, so long as have the people of common knowledge in the technical field of the invention, can in the scope that does not break away from thought of the present invention, make various modifications or amendments.Therefore, protection scope of the present invention is not limited to above-mentioned execution mode, and is determined by the scope of claim.
By being provided for deleting the method that is transmitted to meta data server or service broker's user profile by submit_Data (), applicable to making the user can have the method for minimal control to the information of self.
Claims (7)
1. user metadata delet method based on SOAP operation, the user metadata that it manages in the TV-Anytime meta data server by Simple Object Access Protocol SOAP operation deletion, be used to allow the user to control user profile, it is characterized in that, may further comprise the steps:
(a) provide the element type of SOAP deletion action, the 2nd daughter element that the element of described SOAP deletion action comprises the 1st daughter element of the customer identification information that is used to specify the user at least and is used to specify the deletion condition;
(b), receive the element of the SOAP deletion action of having specified customer identification information from user client at the TV-Anytime meta data server;
(c) at the TV-Anytime meta data server, the customer identification information identification user according to the SOAP deletion action element of described reception deletes the described user's who is identified user metadata,
Wherein, described TV-Anytime meta data server maintains a plurality of users' that comprise described user user metadata,
Wherein, execution in step (c) is with the 2nd daughter element specified deletion condition corresponding user profile of deletion with the SOAP deletion action element of described reception.
2. the user metadata delet method based on the SOAP operation according to claim 1 is characterized in that, also comprises the step that (d) sends the deletion result of described step (c) to described client.
3. the user metadata delet method based on the SOAP operation according to claim 2 is characterized in that, the deletion result who sends described client in described step (d) to selects one among the value of representing success, mistake, nothing deletion object.
4. the user metadata delet method based on the SOAP operation according to claim 1 is characterized in that,
Element in the SOAP deletion action of described step (a) definition also comprises the 3rd daughter element that is used to specify the date (dateFrom),
At described step (c), deletion is in the user profile of the 3rd daughter element of the SOAP of described reception deletion action element transmission after specified date.
5. the user metadata delet method based on the SOAP operation according to claim 4 is characterized in that,
Element in the SOAP deletion action of described step (a) definition also comprises the 4th daughter element that is used to specify the date (dateTo),
At described step (c), the user profile that deletion transmits before specified date in the 4th daughter element of the SOAP of described reception deletion action element.
6. non-anonymous metadata delet method based on SOAP operation, the non-anonymous metadata that it manages in the TV-Anytime meta data server by SOAP operation deletion, be used to allow the user to control user profile, it is characterized in that, may further comprise the steps:
(e) provide SOAP deletion action, the request element of this SOAP deletion action comprises the element of the starting point of the non-anonymous metadata that input will delete and terminal point and the input Object table element as the table of deletion object, and its response element comprises version information and the reception result that meta-data function is described;
(f) starting point, terminal point and the deletion Object table of the non-anonymous metadata that will delete of client are input in the described request element, and send this request element to described TV-Anytime meta data server;
(g) reception of described TV-Anytime meta data server response described request element, from the non-anonymous metadata between described deletion Object table deletion starting point and the terminal point, to delete result and version information and be input to described response element, and send described response element to described client
Wherein, described TV-Anytime meta data server maintains a plurality of users' that comprise described non-anonymous user metadata.
7. the non-anonymous metadata delet method based on the SOAP operation according to claim 6 is characterized in that,
Described step (e) is limited to upper layer and time upper layer that extending user is described type with described deletion Object table.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040074549A KR100590030B1 (en) | 2004-09-17 | 2004-09-17 | Method using an soap operation for leaving out user metadata managed by tv-anytime metadata server |
| KR1020040074549 | 2004-09-17 | ||
| KR10-2004-0074549 | 2004-09-17 | ||
| KR1020050025886 | 2005-03-29 | ||
| KR1020050025886A KR100644281B1 (en) | 2005-03-29 | 2005-03-29 | Method for uploading and clearing non-anonymous user metadata using an soap operation |
| KR10-2005-0025886 | 2005-03-29 |
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| Publication Number | Publication Date |
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| CN1767534A CN1767534A (en) | 2006-05-03 |
| CN1767534B true CN1767534B (en) | 2010-06-23 |
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| CN2005101034345A Expired - Fee Related CN1767534B (en) | 2004-09-17 | 2005-09-15 | Method for deleting user metadata managed by a TV-Anytime metadata server |
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| KR (1) | KR100590030B1 (en) |
| CN (1) | CN1767534B (en) |
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| KR100737801B1 (en) | 2004-12-30 | 2007-07-10 | 전자부품연구원 | Method for delivering non-anonymous user metadata using an soap operation |
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| JP2003323371A (en) | 2002-05-02 | 2003-11-14 | Ntt Data Corp | System and method for detecting usage status of digital content |
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| KR100590029B1 (en) * | 2004-09-17 | 2006-06-14 | 전자부품연구원 | Method of providing table field elements by get_data operation in tv-anytime metadata service |
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- 2004-09-17 KR KR1020040074549A patent/KR100590030B1/en not_active IP Right Cessation
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6263313B1 (en) * | 1998-08-13 | 2001-07-17 | International Business Machines Corporation | Method and apparatus to create encoded digital content |
| CN1505884A (en) * | 2001-04-04 | 2004-06-16 | �Ҵ���˾ | Counting and billing mechanism for web-services based on a SOAP-communication protocol |
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| Part 6: Delivery ofmetadataover abi-directionalnetwork |
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| Publication number | Publication date |
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| KR100590030B1 (en) | 2006-06-19 |
| KR20060025749A (en) | 2006-03-22 |
| CN1767534A (en) | 2006-05-03 |
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