Delivery of TV-Anytime EPG via DVBDemonstration

TV-Anytime IDETV-Anytime IDE14/06/04, Shanghai14/06/04, Shanghai

Agenda

Introduction to Introduction to DVB-GBS 0005r15DVB-GBS 0005r15 Demonstration SynopsisDemonstration Synopsis System ArchitectureSystem Architecture TV-Anytime metadata utilizedTV-Anytime metadata utilized TV-Anytime vs EIT: a bandwidth advantage…TV-Anytime vs EIT: a bandwidth advantage… TV-Anytime vs EIT: a Convergence enablerTV-Anytime vs EIT: a Convergence enabler ConclusionConclusion

Introduction to DVB-GBS 0005r15

By definition, TV-Anytime is By definition, TV-Anytime is independentindependent from from The transport layerThe transport layer

broadcast networks, broadband, mobile networks, …broadcast networks, broadband, mobile networks, … The type of terminalsThe type of terminals

PVR, PC, PDA, Mobile phonesPVR, PC, PDA, Mobile phones

The group DVB-GBS The group DVB-GBS has specified howhas specified how

TV-Anytime data must be signaled and carried in DVB TV-Anytime data must be signaled and carried in DVB transport streams transport streams

has extended and adapted TV-Anytimehas extended and adapted TV-Anytime to fit the unidirectional environment requirementsto fit the unidirectional environment requirements to better target low-cost receiversto better target low-cost receivers

Demonstration Synopsis

End-to-end TV-Anytime SystemEnd-to-end TV-Anytime System Based on DVB-GBS Based on DVB-GBS 0005r150005r15 specification for unidirectional specification for unidirectional

delivery of TV-Anytime metadatadelivery of TV-Anytime metadata BBCBBC server equipement (Linux server and DVB-T modulator) server equipement (Linux server and DVB-T modulator) PioneerPioneer DVB-T terminal ( DVB-T terminal (24MB de SDRAM, 4MB Flash, STM 166 24MB de SDRAM, 4MB Flash, STM 166

Mhz processor )Mhz processor ) EXPWAYEXPWAY BiM software (Encoder & Decoder) BiM software (Encoder & Decoder)

Delivery of TV-Anytime EPG via DVBDelivery of TV-Anytime EPG via DVB Metadata service (19 TV & radio channels for 7 days) delivered Metadata service (19 TV & radio channels for 7 days) delivered

using the DVB Object Carouselusing the DVB Object Carousel Location resolution supported by a separate Content Referencing Location resolution supported by a separate Content Referencing

Information (CRI) service carried in MPEG private sectionsInformation (CRI) service carried in MPEG private sections

Modulator

DVBmultiplex

ObjectCarouselCompiler

CRIService

Compiler

MetadataService

Compiler

TVADatabase

StreamPlayer

PioneerSTB

TV-Anytime metadata files are imported and encoded in order to TV-Anytime metadata files are imported and encoded in order to generate 2 data streams (generate 2 data streams (metadata and CRI)metadata and CRI)

A DVB multiplex is assembled by combining the 2 data streams A DVB multiplex is assembled by combining the 2 data streams together with video streamstogether with video streams

The complete multiplex is then presented to the modulator The complete multiplex is then presented to the modulator through a DVB ASI interfacethrough a DVB ASI interface

System Architecture

TV-Anytime metadata utilized

Program Information TableProgram Information Table CRIDCRID Title (average size: 15 characters)Title (average size: 15 characters) Synopsis (average size: 112 characters)Synopsis (average size: 112 characters) Genre, Keywords, Related Materials (web-site URL), Genre, Keywords, Related Materials (web-site URL),

content formats (16/9, stereo,…)content formats (16/9, stereo,…)

  Program Location TableProgram Location Table CRIDCRID Program LocationProgram Location Date/start timeDate/start time DurationDuration Demonstration

TV-Anytime vs EIT: a bandwidth advantage…

Metadata are Metadata are 4 times smaller4 times smaller to carry than their EIT equivalent to carry than their EIT equivalent

Statistics on the EPG service presented (equivalent to EIT)Statistics on the EPG service presented (equivalent to EIT) Object Carousel Sections - TV-Anytime metadata :Object Carousel Sections - TV-Anytime metadata : 61,2Ko 61,2Ko DVB EIT Schedule Sections :DVB EIT Schedule Sections : 250,7Ko250,7Ko

A format that is therefore suitable from A format that is therefore suitable from low-end receivers low-end receivers toto high-end PVRshigh-end PVRs

TVA vs EIT: a Convergence enabler

Ex. of TVA EPG based on BBC TVA MDEx. of TVA EPG based on BBC TVA MDSymbian 6.0, Nokia 3650 platformSymbian 6.0, Nokia 3650 platform

A format that allows A format that allows thethe Convergence Convergence withwith mobile mobile terminalsterminals

Author data onceAuthor data once only and only and enlarge your audience by enlarge your audience by distributing to many devicesdistributing to many devices

Conclusion

A standard suitable to low-end receivers as well A standard suitable to low-end receivers as well as high-end PVRsas high-end PVRs

A format reducing bandwidth costs for metadata A format reducing bandwidth costs for metadata carriagecarriage

A format that allows convergence with mobile A format that allows convergence with mobile terminals & servicesterminals & services

A concrete testing framework in Europe with the A concrete testing framework in Europe with the UK DTG TV-Anytime Testbed ProjectUK DTG TV-Anytime Testbed Project

Thank you for your attention

Contacts:Contacts:Mark StuartMark Stuart mark.mark.stuartstuart@@pddpdd..pioneerpioneer..coco..ukuk Andrew Mc ParlandAndrew Mc Parland andrewandrew..mcparlandmcparland@@rdrd..bbcbbc..coco..ukuk Olivier DhotelOlivier Dhotel olivier.olivier.dhoteldhotel@@expwayexpway..comcom