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NTT Information Sharing Platform Laboratories / Humboldt University Berlin
Yoshitsugu Tsuchiya Wataru TakitaNTT Information Sharing Platform Laboratories NTT DoCoMo Corporation
Olaf Kath Frank StoinskiHumboldt University Berlin, Dept. of Computer Science
Authoring, Composition, and Delivery of Interactive Contents by the use of
Multimedia Contents Mill
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
Table of Contents
1. Business model and requirements for multimedia content services
- {Networked, Broadcasting, Published}Content Providers - Consumer, Retailer, and Content fabricator
2. System support for retailing services - Distributed content authoring and fabrication support
- Content brokerage - Content delivery
3. Content delivery support by Multimedia Contents Mill - QoS information mapping
- Network configuration, adaptive stream control
4. Implementation of content delivery functions - System structure
5. Conclusion
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
Trend and requirement in multimedia services
(1) Consumers participation in multimedia contents creation - Former “Consumer” and “User” roles are beginning to provide contents a
nd values in the multimedia services. - “Peer-to-peer” contents sharing demands an environment for the re-use (fa
brication) of contents. - Community-oriented contents sharing is key for the market expansion.
(2) Participation of market with low initial cost - Contents provider/ creator prefer environment for low-barrier and quick p
articipation in the market.
(3) Mediator for rights and commission is needed - Peer-to-peer contents sharing requires a mediating role to resolve rights an
d payment problems.
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
Business model for multimedia contents services (1)
- Content delivery
Consumer
Contentfabricator
Retailer(as ASP)
Content provider(broadcasted / packaged content)
Content provider(networked content)
- Provision of broadcasting/package contents
- Contents usage fee- Viewing of advertisement
- Contents usage fee- Viewing of advertisement
- Application service for content composition
- Commission for content composition
- Content composition- Commission for
application services
- Application service for content registration
- Marketing information- Contents registration- Commission for
application services
- Application service for content creation
- Data storage and delivery
- Marketing information
- Dealing/ transaction agency
- Contents creation- Contents registration- Commission for
application services
- Commission for content composition
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
- Content delivery
Consumer
Contentfabricator
Retailer(as ASP)
Content provider(broadcasted / packaged content)
Content provider(networked content)
- Provision of broadcasting/package contents
- Contents usage fee- Viewing of advertisement
- Contents usage fee- Viewing of advertisement
- Application service for content composition
- Commission for content composition
- Content composition- Commission for
application services
- Application service for content registration
- Marketing information- Contents registration- Commission for
application services
- Application service for content creation
- Data storage and delivery
- Marketing information
- Dealing/ transaction agency
- Contents creation- Contents registration- Commission for
application services
- Commission for content composition(TINA Consumer / Retailer)
(TINA Retailer / Network Service Provider)
(TINA Content Provider)
(TINA Content Provider)(TINA Consumer)
Business model for multimedia contents services (1)
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
◆ Retailer - Supports content sharing among (a) networked content, (b) broadcasted co
ntent, and (c) packaged content. - Mediates commercial rights of content by management of application serv
ices (e.g. license key management, usage restriction) - Provides application services as ASP (application service provider) for the
authoring, registration, storage, and delivery of multimedia data.
◆ Content fabricator - Fabricate existing contents in order to put additional values - Provide own data to the consumer, which is stored in their storage equipm
ents.
Business model for multimedia contents services (2)
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
System support for retailing services
◆ Distributed multimedia authoring / fabrication support ・ Content authoring, storage, and registration support ・ Content fabrication support
◆ Multimedia content brokerage ・ Supporting system for registration, search, and catalog management for di
stributed multimedia data ・ Data sharing functionalities for the consumers (information referencing a
nd storage management)
◆ Multimedia content delivery ・ Service provision by the combination of networked, broadcasted, and pa
ckaged contents ・ Data delivery and network control /configuration ・ Control for the Consumer premises equipment
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
Media Meta Data Repository
MediaRepository
Retailer
Content Delivery Scheduler
Content Provider
Media Manager
retrieve media managerby media key
use media managerto access media
content fabricator
use registered mediameta data for composition
reference media by media key
Content brokerage by meta data repository
-Supports registration, storage, searching, catalog management, and re-use (fabrication) of distributed multimedia data.
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
Table of Contents
1. Business model and requirements for multimedia content services
- {Networked, Broadcasting, Published}Content Providers - Consumer, Retailer, and Content fabricator
2. System support for retailing services - Distributed content authoring and fabrication support
- Content brokerage - Content delivery
3. Content delivery support by Multimedia Contents Mill - QoS information mapping
- Network configuration, adaptive stream control
4. Implementation of content delivery functions - System structure
5. Conclusion
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
MediaClip 1(Motion picture)
Fade-in / out
Application service QoS
MediaClip 2(text and still picture)
MediaClip 3(motion picture)
Synchronized playing time
QoS Multimedia stream
Multimediastream
QoS QoS
XML description ofapplication service QoS
Multimedia stream
“Frame rate should be at least 30 [fps]”
“Scene change gapshould be within XX [sec]”
Synchronization gapshould be within XX[sec]”
-Application service QoS is described using XML tags, indicating visual presentation quality, demanded by the content creators.
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
Application service QoS
Network Service QoS (e.g. for ATM)
Control information forapp. level communication
- Data transmission rate- Stream buffer size- Data transmission schedule- Priority control
- Service class (CBR, VBR,…)- Cell rate ( Peak / Sustainable)- Maximum burst size (MBS),- Peak-to-Peak cell delay variation- Maximum cell transmission delay- Cell loss rate(CLR)- Traffic policing / Shaping parameter
QoS info mapping
Repository
Mapping of QoS information
- Image size- Image precision, color palette information- Compression rate- Frames per second- Delay / synchronization gap tolerance- Frame loss rate tolerance
QoS information conversion using Multimedia Contents Mill
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
Table of Contents
1. Business model and requirements for multimedia content services
- {Networked, Broadcasting, Published}Content Providers - Consumer, Retailer, and Content fabricator
2. System support for retailing services - Distributed content authoring and fabrication support
- Content brokerage - Content delivery
3. Content delivery support by Multimedia Contents Mill - QoS information mapping
- Network configuration, adaptive stream control
4. Implementation of content delivery functions - System structure
5. Conclusion
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
(11) Notification of server status
Media Data
Consumer / Content Fabricator
Terminal Profile・ Computing capability・ Network Device Information・Multimedia Device Information
Retailor (ASP)
Communication network
DataLibrary
DataLibrary
NetworkInterface
( (4) Service initialization / Terminal profile registration
(5) Output of Network control information
Networked Content Provider
(12) Acquisition of network status information
(6) Configuration / control of network resources
XML document・Media Information・ Presentation Control・QoS information
(8) Receive of data stream
(9) Visualization
(1) Contents registration
(2) Contents Deployment
(13) Transferring rate control
Contents Server
MediaEncoder
ContentsDeployment
(7) Transmission of data stream
(10) Notificationof presentation quality
PlayerApplication
MediaDecoder
Stream Control
(3) Extraction of Application QoS
ContentsRegistration
QoS informationmapping
Implementation of stream delivery system
NTT Information Sharing Platform Laboratories / Humboldt University Berlin
Summary
Conclusion• A business model with Consumer, Content Provider, Retailer, and Content Fabri
cator, in the trend of community-oriented multimedia communications.
• Extraction of necessary functionalities (content authoring ASP, brokerage, delivery) for multimedia contents sharing services.
• Multimedia Contents Mill, a functionality to control multimedia streams, by obtaining necessary information from application-level requirements embedded in multimedia data.
Future works• Brush-up of business model and formation, by marketing experiences.
• Detailed design of content authoring /fabricating applications.
• Mapping logics for QoS conversion, with implementation-oriented performance evaluation.