CN101764849B - Digital TV front-end server, the method setting up catalog organization structure and device - Google Patents
Digital TV front-end server, the method setting up catalog organization structure and device Download PDFInfo
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- CN101764849B CN101764849B CN201010042861.8A CN201010042861A CN101764849B CN 101764849 B CN101764849 B CN 101764849B CN 201010042861 A CN201010042861 A CN 201010042861A CN 101764849 B CN101764849 B CN 101764849B
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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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
- H04N21/4383—Accessing a communication channel
-
- 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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/482—End-user interface for program selection
-
- 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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/85—Assembly of content; Generation of multimedia applications
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Information Transfer Between Computers (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The embodiment of the invention discloses a kind of method setting up catalog organization structure, comprising: digital TV front-end server receives resource information bag, comprises metadata information in described resource information bag; Described digital TV front-end server resolves the metadata information in described resource information bag; Described digital TV front-end server creates the catalogue corresponding with described resource information according to the metadata information obtained after described parsing.The embodiment of the invention also discloses a kind of device and the digital TV front-end server of setting up catalog organization structure, by implementing the embodiment of the present invention, can maintenance and management bibliographic structure easily, can also manage resource version simultaneously, the resource in unique location can be reached.
Description
Technical field
The present invention relates to digital TV field, particularly relate to a kind of digital TV front-end server, set up the method for catalog organization structure and device.
Background technology
In modern high performance calculates, scientific algorithm and Military Application are more and more higher to the requirement stored, and comprise Large Copacity, distributed, high-performance and high reliability.The various High Performance Cache and Memory System geographically distributed become one by the virtualization storage way to manage of wide area network, form huge distributed store space, fully realize resource-sharing, improve resource utilization, effectively solve the contradiction between the explosive increase storing data and storage administration ability relative deficiency.
In a global storage, the storage resources of these magnanimity must effectively be managed, thus introduces metadata concept.Metadata is the data of data of description, and it provides the mapping between object physical location and its logical name for system, and a logical file can corresponding multiple physical file copy.In addition, metadata also comprises file directory information, fileinfo, storage device information and relevant system information etc.
The mode (time as uploaded by filename called after) that the resource uploaded is distinguished by filename by digital TV front-end server of the prior art is stored on Web server, and records the relevant information of this resource in a database.The download address record of each resource in one file, the file of the first each resource downloading address of Download History of terminal set top box, thus obtain the download address of each resource and download related resource.Such as, upload some resources, directly name with the current time of uploading under the root issuing resource:
200909141353.zip
200909141354.zip
This mode bibliographic structure by digital TV front-end server storage resources of the prior art is single, can only use record resource information recognition resource in a database, and can not direct recognition resource in catalogue, inconvenient maintenance management; Resource is without version management simultaneously, more always replaces old resource by the resource newly uploaded during new resources, or directly generates a new name.
Summary of the invention
In view of the problem existing for above-mentioned prior art, embodiments provide a kind of method setting up catalog organization structure, comprising:
Digital TV front-end server receives the resource information bag that Resource Server sends, and comprises metadata information in described resource information bag;
Described digital TV front-end server resolves the metadata information in described resource information bag;
Described digital TV front-end server creates the catalogue corresponding with described resource information bag according to the metadata information obtained after described parsing; Wherein, the form of described metadata information at least comprises ID, resource ID and the resource version organized belonging to resource, and the structure of described catalogue is: the ID>/< resource ID >/< resource version > of tissue belonging to < resource.
Correspondingly, described digital TV front-end server also comprises after creating the catalogue step corresponding with described resource information according to the metadata information obtained after described parsing:
The catalogue of described establishment is stored in by described digital TV front-end server to be downloaded in inventory, and described download inventory comprises the network address information of metadata information and described digital TV front-end server.
Correspondingly, described digital TV front-end server receives the resource information bag that Operation Server sends, and also comprises before comprising metadata information step in described resource information bag:
Described Resource Server and described Operation Server pre-set described metadata information form.
Correspondingly, the embodiment of the present invention additionally provides a kind of device setting up catalog organization structure, comprising:
Receiving element, for receiving the resource information bag that described resource transmitting terminal sends, comprises metadata information in described resource information bag;
Resolution unit, for the metadata information in the described resource information bag of described parsing;
Creating unit, creates the catalogue corresponding with described resource information bag for the described metadata information according to obtaining after described resolution unit parsing; Wherein, the form of described metadata information at least comprises ID, resource ID and the resource version organized belonging to resource, and the structure of described catalogue is: the ID>/< resource ID >/< resource version > of tissue belonging to < resource.
Correspondingly, described device also comprises:
Memory cell, the catalogue for described creating unit being created is stored in be downloaded in inventory, and described download inventory comprises the network address information of metadata information and digital TV front-end server.
Correspondingly, described device also comprises:
Setting unit, pre-sets described metadata information form for resource transmitting terminal.
Correspondingly, the embodiment of the present invention additionally provides a kind of digital TV front-end server, comprises the above-mentioned device setting up catalog organization structure.
Implement the embodiment of the present invention, there is following beneficial effect: the resource information bag being received Operation Server transmission by digital TV front-end server, metadata information is comprised in described resource information bag, this metadata information form at least comprises the ID of tissue belonging to resource, resource ID and resource version, then by the metadata information in digital TV front-end server resolving resource packets of information, the catalogue corresponding with resource information is created according to the metadata information obtained after parsing, catalog organization structure is more clearly provided, be convenient to management, simultaneously because metadata information form comprises resource version, so just can carry out version management to the resource downloaded.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the method flow diagram setting up catalog organization structure in the embodiment of the present invention;
Fig. 2 is the method flow diagram setting up catalog organization structure in another embodiment of the present invention;
Fig. 3 is the apparatus structure schematic diagram setting up catalog organization structure in the embodiment of the present invention;
Fig. 4 is the catalog organization structure schematic diagram after setting up in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The method setting up catalog organization structure of the embodiment of the present invention receives resource information bag mainly through digital TV front-end server, comprises metadata information in described resource information bag; Described digital TV front-end server resolves the metadata information in described resource information bag; Described digital TV front-end server creates the catalogue corresponding with described resource information according to the metadata information obtained after described parsing.
Detailed, Fig. 1 shows in the embodiment of the present invention method flow diagram setting up catalog organization structure, and concrete steps are as follows:
Step S11: digital TV front-end server receives resource information bag;
Concrete, Resource Server (as the server of various resource is provided) there is resource information bag, if not direct authority resource information bag being sent to digital TV front-end server of Resource Server, then resource information bag first sends to by the Operation Server of carrier supplying service by Resource Server, resource information bag can select general compression algorithm packing to form, as compressed file zip, rar(RoshalArchive) etc., then by Operation Server, the resource information bag received is sent to digital TV front-end server, metadata information is comprised in this resource information bag, metadata information leaves in this resource information bag with document form, file can be extend markup language (ExtensibleMarkupLanguage, XML), Java property file (JavaProperties), the file of Initialize installation file (ini) form.
It should be noted that, when resource information bag is sent to digital TV front-end server by Resource Server, Resource Server and Operation Server will pre-set metadata information form, this metadata information at least comprises the ID(groupId of tissue belonging to resource), resource ID (resourceId) and resource version (version), wherein groupId is in order to ensure the uniqueness of organization name, generally upside down with the domain name of tissue the mode write to name, this metadata information form is except the above-mentioned information that must comprise, also can the self-defining metadata information relevant to resource.
Step S12: described digital TV front-end server resolves the metadata information in described resource information bag;
Concrete, digital TV front-end server resolving resource packets of information, obtains metadata information.
Step S13: described digital TV front-end server creates the catalogue corresponding with described resource information according to the metadata information obtained after described parsing.
Concrete, digital TV front-end server creates the catalogue corresponding with resource information according to the metadata information obtained after parsing, and the structure of Resource TOC tissue is as follows:
<groupId>/<resourceId>/<version>
Wherein, groupId can be divided into multistage catalogue again, the establishment of its catalogue rule with java Zhong Bao path establishment rule, what the front and back of ". " that occur in groupId represented respectively is father and son's catalogue.The metadata information following (here for JavaProperties file format) of a such as resource information bag:
groupId:com.test.apps
resourcedId:EPG
ResourceName: electronic program guides
version:2.1
Then the catalog organization structure that creates in digital TV front-end server of resource is as shown in Figure 4, and Fig. 4 is the catalog organization structure schematic diagram after setting up in the embodiment of the present invention, and this resource information bag is:
com/test/apps/EPG/2.1/EPG-2.1.zip
Be the method flow diagram setting up catalog organization structure in another embodiment of the present invention see Fig. 2, Fig. 2, concrete steps are as follows:
Step S21: resource transmitting terminal pre-sets metadata information form;
Concrete, resource transmitting terminal comprises Resource Server and Operation Server, before resource information bag is sent to digital TV front-end server by resource transmitting terminal, Resource Server and Operation Server will pre-set metadata information form, this metadata information at least comprises the ID(groupId of tissue belonging to resource), resource ID (resourceId) and resource version (version), wherein groupId is in order to ensure the uniqueness of organization name, generally upside down with the domain name of tissue the mode write to name, this metadata information form is except the above-mentioned information that must comprise, also can the self-defining metadata information relevant to resource.
Step S22: digital TV front-end server receives resource information bag;
Concrete, authority resource information bag being sent to digital TV front-end server because Resource Server is not direct, so resource information bag is first sent to Operation Server by Resource Server, resource information bag can select general compression algorithm packing to form, as zip, rar etc., then by Operation Server, the resource information bag received is sent to digital TV front-end server, metadata information is comprised in this resource information bag, metadata information leaves in this resource information bag with document form, file can be XML, JavaProperties, the file of ini form.
Step S23: described digital TV front-end server resolves the metadata information in described resource information bag;
Concrete, digital TV front-end server resolving resource packets of information, obtains metadata information.
Step S24: described digital TV front-end server creates the catalogue corresponding with described resource information according to the metadata information obtained after described parsing;
Concrete, digital TV front-end server creates the catalogue corresponding with resource information according to the metadata information obtained after parsing, and the structure of Resource TOC tissue is as follows:
<groupId>/<resourceId>/<version>
Wherein, groupId can be divided into multistage catalogue again, the establishment of its catalogue rule with java Zhong Bao path establishment rule, what the front and back of ". " that occur in groupId represented respectively is father and son's catalogue.The metadata information following (here for JavaProperties file format) of a such as resource information bag:
groupId:com.test.apps
resourcedId:EPG
ResourceName: electronic program guides
version:2.1
Then the catalog organization structure that creates in digital TV front-end server of resource is as shown in Figure 4, and Fig. 4 is the catalog organization structure schematic diagram after setting up in the embodiment of the present invention, and this resource information bag is:
com/test/apps/EPG/2.1/EPG-2.1.zip
Step S25: the catalogue of described establishment is stored in and downloads in inventory.
Concrete, the catalogue of establishment is stored in by digital TV front-end server to be downloaded in inventory, this download inventory comprises the network address information of metadata information and digital TV front-end server, such receiving terminal for digital television is organized into a complete URL(uniform resource locator) (UniformResourceLocator according to the network address information downloading the metadata information that comprises of inventory and digital TV front-end server, URL), just relevant resource information can be downloaded to easily according to URL terminal, digital TV front-end server URL as above-mentioned resource is http://www.test.com, then the URL of terminal downloads resource information is http://www.test.com/com/test/apps/EPG/EPG-2.1.zip, such receiving terminal for digital television can navigate to rapidly the memory location of resource information according to bibliographic structure level.It should be noted that, receiving terminal for digital television also uses the bibliographic structure identical with digital TV front-end server to store in this locality, receiving terminal for digital television is before downloaded resources information, first judge whether resource exists in this locality, determine whether download again, such receiving terminal for digital television just need not carry out locating resource information by usage data table in addition.
See Fig. 3, Fig. 3 is the apparatus structure schematic diagram setting up catalog organization structure in the embodiment of the present invention, this application of installation, in digital TV front-end server, comprising: setting unit 31, receiving element 32, resolution unit 33, creating unit 34 and memory cell 35, wherein:
Setting unit 31, pre-sets described metadata information form for resource transmitting terminal.
Concrete, resource transmitting terminal comprises Resource Server and Operation Server, before resource information bag is sent to digital TV front-end server by resource transmitting terminal, Resource Server and Operation Server will pre-set metadata information form, this metadata information at least comprises the ID(groupId of tissue belonging to resource), resource ID (resourceId) and resource version (version), wherein groupId is in order to ensure the uniqueness of organization name, generally upside down with the domain name of tissue the mode write to name, this metadata information form is except the above-mentioned information that must comprise, also can the relevant metadata information of self-defining resource.
Receiving element 32, for receiving resource information bag, comprises metadata information in described resource information bag;
Concrete, authority resource information bag being sent to digital TV front-end server because Resource Server is not direct, so resource information bag is first sent to Operation Server by Resource Server, resource information bag can select general compression algorithm packing to form, as zip, rar etc., then by Operation Server, the resource information bag received is sent to digital TV front-end server, metadata information is comprised in this resource information bag, metadata information leaves in this resource information bag with document form, file can be XML, JavaProperties, the file of ini form.
Resolution unit 33, for resolving the metadata information in described resource information bag;
Concrete, digital TV front-end server resolving resource packets of information, obtains metadata information.
Creating unit 34, for creating the catalogue corresponding with described resource information according to the metadata information obtained after described resolution unit 33 parsing.
Concrete, digital TV front-end server creates the catalogue corresponding with resource information according to the metadata information obtained after parsing, and the structure of Resource TOC tissue is as follows:
<groupId>/<resourceId>/<version>
Wherein, groupId can be divided into multistage catalogue again, the establishment of its catalogue rule with java Zhong Bao path establishment rule, what the front and back of ". " that occur in groupId represented respectively is father and son's catalogue.The metadata information following (here for JavaProperties file format) of a such as resource information bag:
groupId:com.test.apps
resourcedId:EPG
ResourceName: electronic program guides
version:2.1
Then the catalog organization structure that creates in digital TV front-end server of resource is as shown in Figure 4, and Fig. 4 is the catalog organization structure schematic diagram after setting up in the embodiment of the present invention, and this resource information bag is:
com/test/apps/EPG/2.1/EPG-2.1.zip
Memory cell 35, the catalogue for described creating unit being created is stored in be downloaded in inventory, and described download inventory comprises the network address information of metadata information and described digital TV front-end server.
Concrete, the catalogue of establishment is stored in by digital TV front-end server to be downloaded in inventory, this download inventory comprises the network address information of metadata information and digital TV front-end server, such receiving terminal for digital television is organized into a complete URL(uniform resource locator) (UniformResourceLocator according to the network address information downloading the metadata information that comprises of inventory and digital TV front-end server, URL), just relevant resource information can be downloaded to easily according to URL terminal, digital TV front-end server URL as above-mentioned resource is http://www.test.com, then the URL of receiving terminal for digital television downloaded resources information is http://www.test.com/com/test/apps/EPG/EPG-2.1.zip, such receiving terminal for digital television can navigate to rapidly the memory location of resource information according to bibliographic structure level.It should be noted that, receiving terminal for digital television also uses in this locality and uses identical bibliographic structure to store with digital TV front-end server, receiving terminal for digital television is before downloaded resources information, first judge whether resource exists in this locality, determine whether download again, such receiving terminal for digital television just need not carry out locating resource information by usage data table in addition, as long as be reached through the root path using metadata information to provide resource information, just uniquely can locate a resource.
In sum, the resource information bag of Operation Server transmission is received by digital TV front-end server, metadata information is comprised in described resource information bag, this metadata information form at least comprises the ID of tissue belonging to resource, resource ID and resource version, then by the metadata information in digital TV front-end server resolving resource packets of information, the catalogue corresponding with resource information is created according to the metadata information obtained after parsing, catalog organization structure is more clearly provided, be convenient to management, simultaneously because metadata information form comprises resource version, such digital TV front-end server is when administering and maintaining resource information, the application of concrete resource version just promptly can be navigated to according to bibliographic structure, without the need to support and the description of alternative document and database, quick and convenient in the extreme.
Above disclosedly be only a kind of preferred embodiment of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (7)
1. set up a method for catalog organization structure, it is characterized in that, comprising:
Digital TV front-end server receives the resource information bag that Resource Server sends, and comprises metadata information in described resource information bag;
Described digital TV front-end server resolves the metadata information in described resource information bag;
Described digital TV front-end server creates the catalogue corresponding with described resource information bag according to the metadata information obtained after described parsing; Wherein, the form of described metadata information at least comprises ID, resource ID and the resource version organized belonging to resource, and the structure of described catalogue is: the ID>/< resource ID >/< resource version > of tissue belonging to < resource.
2. the method for claim 1, is characterized in that, described digital TV front-end server also comprises after creating the catalogue step corresponding with described resource information according to the metadata information obtained after described parsing:
The catalogue of described establishment is stored in by described digital TV front-end server to be downloaded in inventory, and described download inventory comprises the network address information of metadata information and described digital TV front-end server.
3. method as claimed in claim 1 or 2, is characterized in that, described digital TV front-end server receives the resource information bag that Operation Server sends, and also comprises before comprising metadata information step in described resource information bag:
Resource Server and described Operation Server pre-set described metadata information form.
4. set up a device for catalog organization structure, it is characterized in that, comprising:
Receiving element, for receiving the resource information bag that Resource Server sends, comprises metadata information in described resource information bag;
Resolution unit, for resolving the metadata information in described resource information bag;
Creating unit, for creating the catalogue corresponding with described resource information bag according to the metadata information obtained after described resolution unit parsing; Wherein, the form of described metadata information at least comprises ID, resource ID and the resource version organized belonging to resource, and the structure of described catalogue is: the ID>/< resource ID >/< resource version > of tissue belonging to < resource.
5. device as claimed in claim 4, it is levied and is, described device also comprises:
Memory cell, the catalogue for described creating unit being created is stored in be downloaded in inventory, and described download inventory comprises the network address information of metadata information and digital TV front-end server.
6. the device as described in claim 4 or 5, is characterized in that, described device also comprises:
Setting unit, pre-sets described metadata information form for resource transmitting terminal.
7. a digital TV front-end server, is characterized in that, described digital TV front-end server comprises the device described in any one of claim 4 to 6.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010042861.8A CN101764849B (en) | 2010-01-19 | 2010-01-19 | Digital TV front-end server, the method setting up catalog organization structure and device |
| PCT/CN2011/070047 WO2011088757A1 (en) | 2010-01-19 | 2011-01-06 | Method and device for establishing catalog organization structure, and digital television front-end server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010042861.8A CN101764849B (en) | 2010-01-19 | 2010-01-19 | Digital TV front-end server, the method setting up catalog organization structure and device |
Publications (2)
| Publication Number | Publication Date |
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| CN101764849A CN101764849A (en) | 2010-06-30 |
| CN101764849B true CN101764849B (en) | 2016-04-27 |
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| CN201010042861.8A Expired - Fee Related CN101764849B (en) | 2010-01-19 | 2010-01-19 | Digital TV front-end server, the method setting up catalog organization structure and device |
Country Status (2)
| Country | Link |
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| CN (1) | CN101764849B (en) |
| WO (1) | WO2011088757A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101764849B (en) * | 2010-01-19 | 2016-04-27 | 深圳市同洲电子股份有限公司 | Digital TV front-end server, the method setting up catalog organization structure and device |
| CN103279339B (en) * | 2013-04-22 | 2016-08-10 | 新浪网技术(中国)有限公司 | A kind of code on-line system and method |
| CN103618781B (en) * | 2013-11-22 | 2017-09-15 | 北京海泰方圆科技股份有限公司 | The document transmission method of operation system and electronic document management system |
| CN108536431A (en) * | 2018-04-04 | 2018-09-14 | 浙江小泰科技有限公司 | A kind of global command's row creates front end project approach and system |
| US20240046117A1 (en) * | 2020-12-05 | 2024-02-08 | Tengram Technologies Private Limited | System and method for facilitating flexible and hierarchical storage and management of knowledge |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1311588A (en) * | 2000-02-29 | 2001-09-05 | 伊诺瓦特尔公司 | Method and system for access manager to proceed authorization in communiation network |
| CN1946167A (en) * | 2006-07-25 | 2007-04-11 | 南京Lg同创彩色显示系统有限责任公司 | Electronic news service system and method using TV as medium |
| CN101292528A (en) * | 2005-08-22 | 2008-10-22 | 韩国电子通信研究院 | Program metadata communication protocol extension metadata, data stream generating device, digital data broadcast transmitting system and digital data broadcast transmitting method thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100558073C (en) * | 2001-07-17 | 2009-11-04 | 茅于海 | A data control method and device for realizing local interaction |
| US20090063507A1 (en) * | 2007-06-22 | 2009-03-05 | Mark Thompson | Methods and apparatus for retrieving content |
| CN101764849B (en) * | 2010-01-19 | 2016-04-27 | 深圳市同洲电子股份有限公司 | Digital TV front-end server, the method setting up catalog organization structure and device |
-
2010
- 2010-01-19 CN CN201010042861.8A patent/CN101764849B/en not_active Expired - Fee Related
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2011
- 2011-01-06 WO PCT/CN2011/070047 patent/WO2011088757A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1311588A (en) * | 2000-02-29 | 2001-09-05 | 伊诺瓦特尔公司 | Method and system for access manager to proceed authorization in communiation network |
| CN101292528A (en) * | 2005-08-22 | 2008-10-22 | 韩国电子通信研究院 | Program metadata communication protocol extension metadata, data stream generating device, digital data broadcast transmitting system and digital data broadcast transmitting method thereof |
| CN1946167A (en) * | 2006-07-25 | 2007-04-11 | 南京Lg同创彩色显示系统有限责任公司 | Electronic news service system and method using TV as medium |
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| WO2011088757A1 (en) | 2011-07-28 |
| CN101764849A (en) | 2010-06-30 |
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