CN100530101C - Component identification method and orientation method using the same - Google Patents
Component identification method and orientation method using the same Download PDFInfo
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- CN100530101C CN100530101C CNB2004800427355A CN200480042735A CN100530101C CN 100530101 C CN100530101 C CN 100530101C CN B2004800427355 A CNB2004800427355 A CN B2004800427355A CN 200480042735 A CN200480042735 A CN 200480042735A CN 100530101 C CN100530101 C CN 100530101C
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Abstract
The present invention relates to component identification method using an instance metadata identifier with a contents reference identifier (CRID) and a targeting method using the same. The present invention is a method for identifying components having identical contents and different bit expressions by assigning an identical CRID to each of the components, assigning different instance metadata identifiers to each of the components and using the instance metadata identifiers with the CRID. Also, the present invention is a method for, identifying components having identical contents, identical bit expressions and different locations by assigning different instance metadata identifiers to each of the components and listing the instance metadata identifiers 1 , in a package metadata having corresponding condition of an intended targeting. Accordingly, the present invention provides effective targeting by automatically matching characteristics described in a package to a usage environment.
Description
Technical field
The present invention relates to a kind of component recognition method that is used to provide effective orientation (targeting).
Background technology
According to the digitizing of broadcasting, apace towards providing MBMS service to change by hyperchannel to different receiving terminals, this receiving terminal can come bidirectional broadcast service by carrying out interlocking with BCN to broadcast environment.Spectators not only want to receive broadcast program passively by limited passage, but also participate in broadcasting service on one's own initiative.Simultaneously, no matter when the televiewer wants, and they want to receive and watch the broadcast program of expectation.
That is to say that broadcast environment is evolved into complicated, diversified and personalized broadcast environment.Customized broadcasting makes the user use the broadcasted content that is provided, no matter when and where oneself want according to the hobby of oneself by using different terminals, and this different terminals is in complexity, diversified and personalized broadcast environment.Customized broadcasting provides customized broadcasted content according to the function of user's hobby, terminal, network characteristic and such as time, the position physical environment the same with user emotion.
The standard of customized broadcasting is divided into stage 1 (TVA-1) and stage 2 (TVA-2) according to the system environments of expecting and the function of tonic chord to be supplied.TVA-1 is used for providing the standard that is used for seeking, select, obtaining and use the application service of audio frequency and video (AV) content based on personal digital recorder (PDR) obtaining the environment of attaching metadata by One-to-All Broadcast channel transfer master's broadcast program and by bilateral network.TVA-2 is the standard that is used to provide content sharing between the different terminals in the family expenses network environment, and providing the orientation service of content according to the environment for use of different environments for use by expansion TVA-1, the environment for use of described TVA-1 is One-to-All Broadcast passage and bilateral network.TVA-2 is the standard that is used to provide TVA-1 audio ﹠ video (AV) type content not only but also other dissimilar content simultaneously.
Orientation is an adaptive content service, be used for adaptively according to user preference not only and also such as terminal the same with network condition environment for use provide content for each user.For example, if two terminals are arranged, promptly terminal that comprises the MP3 decoding device and another have the terminal of wave decoder device, although then assembly is identical, bag metadata supplier provides two types assembly with two kinds of different-formats according to the decoder type of each terminal.Bag is in conjunction with the combination of AV program with the selection of different media component.Bag have with MPEG-21 in the identical notation (notation) of " numeric item ".
In these cases, mp3 file form assembly and ripple file layout assembly are owing to have identical content, so have identical content reference identifier (CRID).Yet these two kinds of assemblies have the different content example, and this content instance has different positions expression formula.Although two assemblies have different position expression formulas, under the situation of not considering the user environment condition, distribute identical CRID for two assemblies with identical content.
Bag when table 1 is presented at only by the CRID recognizer component.
Table 1
<Component>
<Conditionrequire＝″AudioWAV″/>
<Resource?mimeType＝″audio/wav″crid＝″crid://www.imbc.com/
EngScriptperPhrase/FirstPhrase″/>
</Component>
<Component>
<Condition?require＝″AudioMP3″/>
<Resource?mimeType＝″audio/mp3″crid＝″crid://www.imbc.com/
EngScriptperPhrase/FirstPhrase″/>
</Component>
</Item>
As mentioned above, use CRID not support to mate automatically the orientation of suitable assembly as the conventional recognition methods of component recognition symbol according to specified criteria.Select suitable assembly rather than support directed for whole orientor of the metadata of specified criteria by relatively having identical CRID.It needs user or agency to interfere in the selection of suitable assembly simultaneously.Correspondingly, be necessary to discern assembly for directed speech with identical content and different expression formulas.Simultaneously, when assembly has identical content, identical position expression formula and diverse location, be necessary to provide scheme with recognizer component.
Summary of the invention
Technical matters
Therefore, the component recognition method and a kind of orientation method that uses this component recognition method that the purpose of this invention is to provide a kind of use-case metadata identification and content reference identifier (CRID).
Technical scheme
According to an aspect of the present invention, provide a kind of being used for to provide the bag of bag that method is provided to user terminal, wherein bag is the set of assembly, and this method comprises the steps: to generate the metadata that comprises the content reference identifier (CRID) that is used to discern this assembly and be used to discern the instance metadata identifier (IMI) of this content reference identifier; And transmit this metadata to this user terminal.
According to another aspect of the present invention, a kind of bag generator that is used for providing to user terminal bag is provided, wherein bag is the set of assembly, and this device comprises: be used to generate the generation unit of metadata that comprises the content reference identifier (CRID) that is used to discern this assembly and be used to discern the instance metadata identifier (IMI) of this content reference identifier; And the delivery unit that transmits this metadata to this user terminal.
According to a further aspect of the invention, a kind of assembly acquisition methods that is used for obtaining the assembly that is included in bag is provided, and this method comprises the steps: to receive the metadata that comprises the content reference identifier (CRID) that is used to discern this assembly and be used to discern the instance metadata identifier (IMI) of this content reference identifier; And use the content reference identifier of this metadata and instance metadata identifier to obtain this assembly.
According to a further aspect of the invention, a kind of user terminal that is used for obtaining the assembly that is included in bag is provided, and this user terminal comprises: be used to receive the receiving element of metadata that comprises the content reference identifier (CRID) that is used to discern this assembly and be used to discern the instance metadata identifier (IMI) of this content reference identifier; Be used to use the content reference identifier of this metadata and the acquiring unit that the instance metadata identifier is obtained this assembly.
According to a further aspect of the invention, a kind of metadata that is used to provide bag is provided, wherein bag is the set of assembly, and this metadata comprises the content reference identifier (CRID) that is used to discern this assembly and is used to discern the instance metadata identifier (IMI) of this content reference identifier.
Beneficial effect
Can be automatically the condition of feature described in the bag and environment for use be mated according to method of the present invention, as to be used to discern assembly with identical content.Therefore, method of the present invention provides effective orientation.
Description of drawings
From below in conjunction with accompanying drawing to the given detailed description of preferred embodiment of the present invention, it is clearer that above and other objects of the present invention and feature will become, in the accompanying drawings:
Fig. 1 is according to having figure of the present invention, as to illustrate directed service provider system now; With
Fig. 2 shows that according to tree structure of the present invention it comprises the orientor in content reference identifier (CRID), instant metadata identifier and the content reference.
Embodiment
From below with reference to the detailed description of accompanying drawing to embodiments of the invention, other purpose of the present invention and aspect will become clearer, and it is illustrated hereinafter:
Although assembly has identical content, assembly can have different position expression formulas.The position expression formula is the expression-form of the content of assembly.Described content can be by being that the same multiple expression-form of mp3, wav, bit rate or aspect ratio is expressed such as coded message.In the present invention, instance metadata identifier (imi) is used with content reference identifier (CRID), is used to discern have identical content but the assembly of different positions expression formula.Distribute only one imi to each assembly with different positions expression formula.
The component recognition of the application of the invention symbol, the user just may identify the example with identical content and assembly of different positions expression formulas, and acquisition simultaneously has the assembly of the position expression formula of mating with condition.It is included in the subordinate identification of use-case metadata identifier.
Table 2 demonstration use-case metadata identifier and CRID are as the part of the bag metadata of component recognition symbol.As shown in table 2, can be based upon assembly each the imi that differently distributes to be imi:1, imi:2 with identical CRID discern has identical content and such as the assembly of the same different coding form of wav or mp3.
Table 2
<Item>
<Component>
<Condition?require＝″Audio_WAV″/>
<Resource?mimeType＝″audio/wav″crid＝″crid://www.imbc.com/
EngScriptperPhrase/FirstPhrase″imi＝“imi:1”/>
</Component>
<Component>
<Condition?require＝″Audio_MP3″/>
<Resource?mimeType＝″audio/mp3″crid＝″crid://www.imbc.com/
EngScriptperPhrase/FirstPhrase″imi＝“imi:2″/>
</Component>
</Item>
Use the orientation method of said modules recognition methods to illustrate hereinafter.
Fig. 1 is the figure that illustrates directed service provider system according to a preferred embodiment of the invention.Directed service provider system 10 generates bag according to the condition of environment for use.Bag (or bag metadata) is made up of extend markup language as shown in table 2 (XML) document.If there is the assembly with identical content and different expression formulas, directed service provider system 10 use-case metadata identifiers and CRID accord with as component recognition.That is to say that the instance metadata identifier with only one and CRID together distribute to each of assembly with identical content and different positions expression formulas.
The bag metadata that segmentation is made up of XML document.The segmentation of bag metadata is that the bag metadata is divided into a plurality of unit through segmentation to transmit, to handle and to upgrade the step of the bag metadata through cutting apart independently.After segmentation, to encoding through the bag metadata of segmentation and encapsulating.Encapsulation is with the step that is used to transmit, bag metadata encoded and segmentation is divided into groups.By the bag metadata of using one-way broadcast systems or adopting the bilateral system of Internet protocol (IP) network to transmit through encapsulation to user terminal 20.
User terminal 20 according to environment for use be the feature of user preferences, user terminal and in selected bag the characteristic of the network between the included assembly select assembly automatically or manually.Content refer-mechanisms by the TVA-1 standard obtains and uses selected assembly based on the CRID and the instance metadata identifier of selected assembly.
As mentioned above, instance metadata identifier and CRID not only are used for generating the bag of directed service provider system, and are used for selecting assembly according to the environment for use of user terminal.
Have identical content therebetween, and can be positioned at different positions with the assembly of identical bits expression formula.Fig. 2 shows the tree structure of the orientor in CRID, instance metadata identifier and the content reference according to a preferred embodiment of the invention.As shown in Figure 2, the instance metadata identifier is unique in the zone of the CRID that is distributed, and for CRID and orientor each concerning also only be one.Because such feature of instance metadata identifier, can not discern from other component instance by single instance metadata identifier and have the component instance that same characteristic features is the identical bits expression formula.
When generating bag in the present invention, if, then come the recognizer component orientor by use-case metadata identifier though exist and have the assembly that identical content and identical position expression formula are positioned diverse location.Under the situation of using expection orientation as shown in table 3, in having the bag metadata of corresponding conditions, list the instance metadata identifier for assembly with identical content, identical bits expression formula and diverse location.
Table 3 shows the part of the bag metadata of using many instance metadata identifier, and table 4 shows the scheme of the resource of reference component element.In table 3, be two assembly allocation example metadata identifier imi:1 and imi:2 with identical content, same format (being wav) and diverse location.Using under the directed situation of expection, in having the bag metadata of corresponding conditions, list instance metadata identifier imi:1 and imi:2.Correspondingly, the assembly that will have identical content and identical bits expression formula divides into groups as an assembly.
Table 3
<Item>
<Component>
<Conditionrequire＝″AudioWAV″/>
<Resource?mimeType＝″audio/wav″crid＝″crid://www.imbc.com/
EngScriptperPhrase/FirstPhrase″imi＝″imi:1?imi:2″/>
</Component>
<Component>
<Conditionrequire＝″AudioMP3″/>
<Resource?mimeType＝″audio/mp3″crid＝″crid://www.imbc.com/
EngScriptperPhrase/FirstPhrase″imi＝″imi:3″/>
</Component>
</Item>
Table 4
<element?name＝″Resource″>
<complexType?mixed＝″true″>
<attributename＝″mimeType″type＝″string″use＝″required″/>
<attribute?name＝″crid″type＝″tva:CRIDType″use＝″required″/>
<attributename＝″imi″type＝″tva:InstanceMetadatald?RefsType″
use＝″optional″/>
</complexType>
Hereinafter, will use the orientation method of component recognition method with reference to figure 1 explanation.
Directed service provider system 10 generates bag according to the condition of environment for use.Bag or bag metadata are made up of extend markup language as shown in table 3 (XML) document.If there is the assembly with identical content, identical bits expression formula and diverse location, directed service provider system 10 use-case metadata identifiers and CRID accord with as component recognition.List the instance metadata identifier of distributing to assembly in having the bag metadata of corresponding conditions, wherein said assembly has identical content, identical bits expression formula and diverse location.
The bag metadata that segmentation is made up of XML document.To encoding through the bag metadata of segmentation and encapsulating.By the bag metadata of using one-way broadcast systems or transmitting through encapsulation to user terminal 20 via the bilateral system of IP network.
User terminal 20 is according to manually or automatically selecting assembly such as the same environment for use of the characteristic of the network between the feature of personal like, terminals and the assembly included in selected bag.Content refer-mechanisms based on the TVA-1 standard obtains and uses selected assembly by using corresponding C RID and instance metadata identifier.During selecting, in listed instance metadata identifier, select assembly on one's own initiative with instance metadata identifier.
The said method program of can be used as realizes, and can be with this procedure stores in computer-readable recording medium.
Although described the present invention with reference to some preferred embodiment of the present invention, but those skilled in the art will appreciate that under the situation that does not deviate from the spirit and scope of the present invention that limit by claims and equivalent thereof, can carry out the change on various forms and the details therein.
Claims (40)
1. one kind is used for providing the bag of bag that method is provided to user terminal, and wherein said bag is the set of assembly, and this method comprises the steps:
Generation comprises the content reference identifier that is used to discern this assembly and is used to discern the metadata of the instance metadata identifier of this content reference identifier; And
Transmit this metadata to this user terminal.
2. bag as claimed in claim 1 provides method, and wherein this instance metadata identifier is discerned the position of this assembly.
3. bag as claimed in claim 1 provides method, and wherein this instance metadata identifier is discerned the different positions expression formula example of this assembly.
4. bag as claimed in claim 3 provides method, and wherein the position expression formula is any one that is selected from the group that comprises coded format, bit rate and aspect ratio.
5. bag as claimed in claim 3 provides method, and wherein this assembly is that a plurality of assemblies and this content reference identifier with identical content is identical for these a plurality of assemblies.
6. bag as claimed in claim 1 provides method, and wherein each example of this assembly is set at different positions.
7. bag as claimed in claim 6 provides method, wherein lists this instance metadata identifier in metadata.
8. bag as claimed in claim 6 provides method, and wherein this assembly is that a plurality of assemblies and this content reference identifier with identical content is identical for these a plurality of assemblies.
9. bag as claimed in claim 1 provides method, comprises that further the metadata that will be generated is segmented into a plurality of metadata through segmentation to transmit independently, to handle and to upgrade step through the metadata of segmentation.
10. bag as claimed in claim 9 provides method, further comprises the step of encapsulation through the metadata of segmentation.
11. bag as claimed in claim 10 provides method, wherein should be through metadata of encapsulation by using one-way broadcast systems or transmitting via the bilateral system of Internet protocol network.
12. a bag generator that is used for providing to user terminal bag, wherein said bag is the set of assembly, and this device comprises:
Be used to generate the generation unit of metadata that comprises the content reference identifier that is used to discern this assembly and be used to discern the instance metadata identifier of this content reference identifier; And
Transmit the delivery unit of this metadata to this user terminal.
13. bag generator as claimed in claim 12, wherein this instance metadata identifier is discerned the position of this assembly.
14. bag generator as claimed in claim 12, wherein this instance metadata identifier is discerned the different positions expression formula example of this assembly.
15. bag generator as claimed in claim 14, wherein the position expression formula is any one that is selected from the group that comprises coded format, bit rate and aspect ratio.
16. bag generator as claimed in claim 14, wherein this assembly is that a plurality of assemblies and this content reference identifier with identical content is identical for these a plurality of assemblies.
17. bag generator as claimed in claim 12, wherein each example of this assembly is set at different positions.
18. bag generator as claimed in claim 17 is wherein listed this instance metadata identifier in metadata.
19. bag generator as claimed in claim 17, wherein this assembly is that a plurality of assemblies and this content reference identifier with identical content is identical for these a plurality of assemblies.
20. bag generator as claimed in claim 12 comprises that further the metadata that will be generated is segmented into a plurality of metadata through segmentation to transmit independently, to handle and to upgrade segmenting unit through the metadata of segmentation.
21. bag generator as claimed in claim 20 further comprises the encapsulation unit that is used to encapsulate through the metadata of segmentation.
22. bag generator as claimed in claim 21 wherein should be through metadata of encapsulation by using one-way broadcast systems or transmitting via the bilateral system of Internet protocol network.
23. an assembly acquisition methods that is used for obtaining the assembly that is included in bag, this method comprises the steps:
Reception comprises the content reference identifier that is used to discern this assembly and is used to discern the metadata of the instance metadata identifier of this content reference identifier; And
Use the content reference identifier and the instance metadata identifier of this metadata to obtain this assembly.
24. assembly acquisition methods as claimed in claim 23, wherein this instance metadata identifier is discerned the position of this assembly.
25. assembly acquisition methods as claimed in claim 23, wherein this instance metadata identifier is discerned the different positions expression formula example of this assembly.
26. assembly acquisition methods as claimed in claim 25, wherein the position expression formula is any one that is selected from the group that comprises coded format, bit rate and aspect ratio.
27. assembly acquisition methods as claimed in claim 25, wherein this assembly is that a plurality of assemblies and this content reference identifier with identical content is identical for these a plurality of assemblies.
28. assembly acquisition methods as claimed in claim 23, wherein each example of this assembly is set at different positions.
29. assembly acquisition methods as claimed in claim 28 is wherein listed this instance metadata identifier in metadata.
30. assembly acquisition methods as claimed in claim 28, wherein this assembly is that a plurality of assemblies and this content reference identifier with identical content is identical for these a plurality of assemblies.
31. assembly acquisition methods as claimed in claim 23, wherein this metadata is by using one-way broadcast systems or receiving via the bilateral system of Internet protocol network.
32. a user terminal that is used for obtaining the assembly that is included in bag, this user terminal comprises:
Be used to receive the receiving element of metadata that comprises the content reference identifier that is used to discern this assembly and be used to discern the instance metadata identifier of this content reference identifier; With
Be used to use the content reference identifier of this metadata and the acquiring unit that the instance metadata identifier is obtained this assembly.
33. user terminal as claimed in claim 32, wherein this instance metadata identifier is discerned the position of this assembly.
34. user terminal as claimed in claim 32, wherein this instance metadata identifier is discerned the different positions expression formula example of this assembly.
35. user terminal as claimed in claim 34, wherein the position expression formula is any one that is selected from the group that comprises coded format, bit rate and aspect ratio.
36. user terminal as claimed in claim 34, wherein this assembly is that a plurality of assemblies and this content reference identifier with identical content is identical for these a plurality of assemblies.
37. user terminal as claimed in claim 32, wherein each example of this assembly is set at different positions.
38. user terminal as claimed in claim 37 is wherein listed this instance metadata identifier in metadata.
39. user terminal as claimed in claim 37, wherein this assembly is that a plurality of assemblies and this content reference identifier with identical content is identical for these a plurality of assemblies.
40. user terminal as claimed in claim 32, wherein this metadata is by using one-way broadcast systems or receiving via the bilateral system of Internet protocol network.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20040019533 | 2004-03-23 | ||
| KR1020040019533 | 2004-03-23 | ||
| KR1020040047853 | 2004-06-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1961291A CN1961291A (en) | 2007-05-09 |
| CN100530101C true CN100530101C (en) | 2009-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004800427355A Expired - Fee Related CN100530101C (en) | 2004-03-23 | 2004-12-17 | Component identification method and orientation method using the same |
| CN 200480042559 Pending CN1926544A (en) | 2004-03-23 | 2004-12-17 | Enhanced model of relation with quantitative representation, and TV anytime service method and system empolying the same |
| CNA2008100872175A Pending CN101577809A (en) | 2004-03-23 | 2004-12-17 | Apparatus, method and system for providing and consuming packets |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200480042559 Pending CN1926544A (en) | 2004-03-23 | 2004-12-17 | Enhanced model of relation with quantitative representation, and TV anytime service method and system empolying the same |
| CNA2008100872175A Pending CN101577809A (en) | 2004-03-23 | 2004-12-17 | Apparatus, method and system for providing and consuming packets |
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| CN (3) | CN100530101C (en) |
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2004
- 2004-12-17 CN CNB2004800427355A patent/CN100530101C/en not_active Expired - Fee Related
- 2004-12-17 CN CN 200480042559 patent/CN1926544A/en active Pending
- 2004-12-17 CN CNA2008100872175A patent/CN101577809A/en active Pending
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| Publication number | Publication date |
|---|---|
| CN1961291A (en) | 2007-05-09 |
| CN1926544A (en) | 2007-03-07 |
| CN101577809A (en) | 2009-11-11 |
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