nab-11-2016-richard friedel-atsc-v4
TRANSCRIPT
TheFutureofTelevisionATSC3.0NOVEMBER2016
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 1
Introduction• ATSC3.0isarevolutionaryadvanceintelevisionbroadcasting
• AfirstofitskindofferingInternet-likeIPtransmissionover-the-air
• Itisuniqueintheworld;amarriageofOTAandInternettechnologies
• SupportsseamlesscompatibilitywithterrestrialdeliveredInternetcontent.
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 2
TheGoalsofATSC3.0• Toimprovethetelevisionviewingexperience
• Toaddvaluetobroadcasting’sserviceplatform§ Extendingreach,addingnewbusinessmodels§ Providinghigheraudioandvideoquality,moreaccessibility§ Personalizationandinteractivity
• Toaddresschangingconsumerbehaviorandpreferences§ TVcontentonalldevices,bothfixedandmobile
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 3
ATSC3.0Participation• 373individualson
reflector/documentsystem§ Manyothersfocusedon3.0
developmentefforts
• 110organizations§ Broadcasters§ ConsumerElectronicsManufacturers§ ProfessionalEquipment
Manufacturers§ R&DLaboratories§ Universities
• InternationalParticipation§ Canada§ China§ Europe(includingDVB)§ Japan(includingNHK)§ SouthKorea§ UnitedStates
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 4
KeyTechnologyEnhancementsin3.0• Flexible,robusttransmissionsystem- OFDM-basedmodulation
o Greatercapacity(morebitsperchannel)o Flexible configuration– receivability vs capacityo Integratedmobilecapabilities
• IncreasedCapacityo Existingprogramchannelscandisplayhigherqualityo Additionalprogramchannels– HEVCvideocompression
• EnhancedConsumerExperience§ ImprovedVideoQuality
o HigherResolution- UHDo Morerealisticlookingpictures- HDRo Enhancedcolorreproduction- WCGo Improvedmotionrendition– HFR
§ EnhancedAudioExperienceo Multiplelanguages&descriptiveaudioo Viewercontrolledprominenceofdialogo Immersivesound
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 5
High Dynamic Range and Wide Color Gamut1000-nit color grading, Rec. 2020 color, 10 bits/pixel
Standard Dynamic Range and Color100-nit color grading, Rec. 709 color, 8 bits/pixel
FlexibleReceivability in3.0
SFNDEPLOYMENTANALYSIS 6
WhatCanFitina6MHZChannel?
ATSC3.0DISCUSSION 7
ProgramType Resolution Rate (fps) CapacityUnitsSD 720x480 30 1
HD1280x720 60
61920x1080 30
HD+ 1920 x1080 60 12
UHD 2160x4120 60 36
8/30/16SD
HD
HD+
UHD
ATSC1.0 =13capacityunitsATSC3.0=36capacityunits 3timestheCapacity}
NextGenerationAudio• HigherqualitylessBandwidth
• Immersive– Buildsa3Dsoundfieldthatenvelopsyou
• Personalizedexperience§ Alternativelanguages§ Descriptiveaudio
• NativesupportforuserdefinedDialogEnhancement
• LoudnessControl
• Targetedtovariousdevices(fixed,mobile)andset-ups
• Improveddown-mixcompatibility
ATSC3.0DISCUSSION 8
InternetCompatibility• Goalistodeliverapersonalanddynamicexperience
§ HTML5/Internetoverlaygraphics§ Hybriddelivery— mergingbroadcastandinternet§ Dynamicadinsertion§ Personalizedgraphics§ Interactivitycapabilities§ Synchronizedsecond-screenapplications§ Audiencemeasurementcapabilities
• Alignswiththeweb§ BasedonW3Ctechnologies§ EasytoadaptwebappsforTVandviceversa
• Contentcanbestreamedinrealtime(i.e.,linearorstreamingondemandcontent)viabothbroadcastandbroadband
• Contentcanbedeliveredinnon-realtimeandcachedlocallyviabothbroadcastandbroadband
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 9
NewPublicServiceCapabilities
•EmergencyAlerting§ ExtremelyrobustEAS“wakeup” signaling§ AdvancedEASmessagingcapabilitiesincludingrichmedia§ Abilitytoreachindoor,battery-poweredreceivers
• RobustAudioandClosed-Captiontransmissionevenwhenpicturefails
• Improvedaudiointelligibilityforhearingimpaired§ Newcapabilitiesforimproveddialog/narrativeintelligibility(track– specificvolumecontrol)
§ ContinuedsupportforVideoDescriptionServices
WorldSeriesBroadcastinATSC3.0
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE
ATSC3.0Exciter
11
Schedule• ATSC3.0isasuiteofstandards§ Oneormorestandardsperlayer§ Eachstandardmovesthroughtheprocessindependently§ MostwillmovetoCandidateStandardin2016
• Finalapprovalofmostdocumentsisexpectedin2016,withcompletionofallinthefirst/secondquarterof2017
• FCCconsideringchangeinrulestoauthorizeuseofATSC3.0• ATSC3.0selectedbySouthKorea
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 12
Summary• Nextgenerationbroadcasttelevision
• Significantlyhigherdatacapacity• Flexiblespectrumuse• Higherphysicallayerrobustness• Futureextensibility• Mobile/handheldsupport• Hybridbroadcast+broadbanddelivery• AdvancedA/Vcompression• Immersiveaudio,UHDvideo• Interactivityandpersonalization• Potentialfornewbusinessmodels• Provideapathtothefutureofbroadcasting
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE
Configurable
Scalable
EfficientInteroperable
Adaptable
13
MarkRicherPresident,[email protected]
RichardFriedelChairmanofATSC&GMFoxNetworkEngineering&[email protected]
QUESTIONS?
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 14
TheFutureofTelevisionATSC3.0NOVEMBER2016
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 15
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 16
ExtraSlides
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 17
WhatisNewinATSC3.0?Capabilitiesbeyond1.0
• RobustTransmission§ Flexibleconfiguration– receivabilityvscapacity
o Abletotunetransmissionparameterstooptimizemobilevs.fixedviewerso SFNo Onchannelrepeaterso Mobilereception- tabletso Deepindoorreception– reducedneedforrooftopantennas
§ CanbeconfiguredtoindividualDMAneeds
• Futureproof§ Designedtoevolve– technologystaysstateoftheart
o Createdinmodulesforstraightforwardupdateso Signalingincorporatedtosignifyalternatechoices
§ Flexibleconfigurations
ATSC3.0DISCUSSION 18
RequirementsfortheNewSystem• Flexible,robusttransmissionsystem§ Greatercapacity(morebitsperchannel)§ Abilitytotrade-offcapacityforrobustness§ Integratedmobilecapabilities
• Advancedaudio/videocodingsystems§ Ultra-high-definitionvideo§ Immersiveandpersonalizedaudio
• Futurecapabilities§ Extensibilityandscalability
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 19
Requirements
Flexibility
AdvancedVideo
FutureCapabilities
AdvancedAudio
ATSC3.0PHYLayerOperatingRange
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 20
0
1
2
3
4
5
6
7
8
9
10
-10 -5 0 5 10 15 20 25 30
Cap
acity
[bits
/sec
ond/
Hz]
Es/N0 [dB]
Capacity Curve in AWGN at BER=1E-6
64k QPSK
64k 16QAM
64k 64QAM
64k 256QAM
64k 1024QAM
Shannon Limit
A/53
A/53
Hugenumberofpossibleoperatingpointsforbroadcaster
LowCapacity,VeryRobust
HighCapacity,LessRobust
ATSC 1.0 a SINGLE PHY 19.39 Mbps
7.1.4ImmersiveAudio
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 21
Presentation
ATSC 1.0
• HDTV & SD multicast• HDTV – MPEG-2 (12 – 18 Mbps)• SDTV – MPEG-2 (3 – 5 Mbps)
• Dolby Digital (AC-3) 5.1 surround sound
Standard Dynamic Range and Color100-nit color grading, Rec. 709 color, 8 bits/pixel
BetterPictures&Soundand/orMoreServices
ATSC 3.0
• UltraHD and/or HD and/or SD multicast• UHD-HDR-WCG – HEVC (18 – 30 Mbps)• HD 1080p-HDR- WCG – HEVC (6 – 8 Mbps)• HD – HEVC (2 – 6 Mbps)• SD – HEVC (0.75 – 1.5 Mbps)
• Next-Generation Audio (Personalized …Immersive)• Dolby AC-4 in the US; MPEG-H in Korea
High Dynamic Range and Wide Color Gamut1000-nit color grading, Rec. 2020 color, 10 bits/pixel
estimated bit rates
KeyVideoFeatures• TheATSC3.0videosystemwillsupport§ UHD(4K)deliveryisakeygoalofATSC3.0§ EnhancedHD§ Widecolorgamut,highdynamicrange,scalablecoding§ Targetingsmallscreens(HD)andlargescreens(UHD)§ Multiple,selectablevideocomponents§ 3Dsupport
• State-of-the-artvideocompression§ HEVCMain10Profilespecified
o 35- 50%performancegainsvsAVC/H.264
• SeveralHDRproposalssubmittedandunderevaluationo Videoquality(compressionefficiency)o BackwardcompatibilitywithSDR(100nit,ITURec.709)o Productionworkflowconsiderations
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 23
MoreChannelCapacityThanATSC1.0
ATSC3.0DISCUSSION 24
ATSC3.0
ATSC1.0
ATSC1.0 =13capacityunitsATSC3.0=36capacityunits
3timestheCapacity
KeyAudioFeaturesTheATSC3.0audiosystemwillfeature• Anenhanced,immersiveexperience
§ Soundwithimprovedazimuth,elevation,anddistanceperspective§ Useofchannelsandobjectsor“elements”andmetadata
o Metadataallowsrenderingatthedecoder,customizedtotheuser’ssoundsystemo Thedecoderplacesthesoundinthemostaccuratepositionthattheuser’ssoundsystemcansupport
• Targetedtovariousdevices(fixed,mobile)andset-ups• Personalization• Supportforaudio-onlycontentaswellasA/Vcontent• Hybridbroadcast/broadbanddeliverywillbesupported• Normalizationofcontentloudnessandcontouringofdynamicrange
§ Basedonthespecificcapabilitiesofauser’sfixedormobiledevice,andtheuniquesoundenvironment
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 25
KeyApplicationsEnvironmentFeatures• Goalistodeliverapersonalanddynamicexperience§ HTML5/Internetoverlaygraphics§ Hybriddelivery— mergingbroadcastandinternet§ Dynamicadinsertion§ Personalizedgraphics§ Interactivitycapabilities§ Synchronizedsecond-screenapplications§ Immersiveaudio— usercontroloftracksandmix§ Audiencemeasurementcapabilities
• Contentcanbestreamedinrealtime(i.e.,linearorstreamingondemandcontent)viabothbroadcastandbroadband
• Contentcanbedeliveredinnon-realtimeandcachedlocallyviabothbroadcastandbroadband
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 26
KeyInteractiveServices• ATSCisspecifyinganinteractiveapplicationenvironmentforATSC3.0§ Thestandardwillenableinteroperabilitybetweenthereceiverruntime
environmentandtheappsthatproducersandbroadcastersauthor
• BasedonW3Ctechnologies§ Goalistoalignwiththewebasmuchaspossible§ Ideally,applicationauthorswillbeabletoeasilyadaptwebappsforTVandvice
versa
• ATSC3.0willaddTV-centricfunctionstotheW3Ctechnologies§ Changethechannel§ Checkparentalcontrolsetting§ Accessthedevice’sPVR§ Responsetoatimedeventintheprogram
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 27
Interactivity- InformationBar
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 28
NewsProgram
UIModule
ProgramImage
SendButtons
Interactivity- Shopping
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 29
LinearProgram
SaleItems
KeyTechnologyEnhancementsin3.0IntegratedInternetCompatibility§ UniqueconvergenceofOTAandterrestrialinternet§ Overtheairdeliveryofupto24Mb/sbroadbandIPintohomes§ Fullyintegratedbroadcast(OTA)/broadband(BB)coreo Contentcanbeseamlesslyprovidedtoconsumeroverbroadcastandbroadband&combinedatreceiver
o Localizedinsertionofadsorothercontento Networkhandoff– 3.0to/fromLTE&Wi-Fidependingonmostreliablenetworkavailable(insidehomeoronthego).
§ Downloadableinteractiveapplicationso Secondscreeno WEBbasedbrowserenvironment
§ Providesfornon-realtimedelivery
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 30
Tablet
WiFi
Smartphones
4G
SmartTV
Internet
PC
ATSC3.0IsTheGlue
BROADCAST INTERNET
ExistingBroadcastEcosystem
ExistingInternetEcosystem
LiveTVCatch-upand
VOD
NewBusinessModels
ATC3.0
VIEWERS
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 31
KeyTechnologyEnhancementsin3.0• Flexible,robusttransmissionsystem- OFDM-basedmodulation
o Greatercapacity(morebitsperchannel)o Flexible configuration– receivability vs capacityo Integratedmobilecapabilities
• IncreasedCapacityo Existingprogramchannelscandisplayhigherqualityo Additionalprogramchannels– HEVCvideocompression
• EnhancedConsumerExperience§ ImprovedVideoQuality
o HigherResolution- UHDo Morerealisticlookingpictures- HDRo Enhancedcolorreproduction- WCGo Improvedmotionrendition– HFR
§ EnhancedAudioExperienceo Multiplelanguages&descriptiveaudioo Viewercontrolledprominenceofdialogo Immersivesound
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 32
Requirements
Flexibility
AdvancedVideo
FutureCapabilities
AdvancedAudio
KeyVideoFeatures• TheATSC3.0videosystemwillsupport§ UptoUHD(4K)deliveryisakeygoalofATSC3.0§ EnhancedHD§ Widecolorgamut,highdynamicrange,scalablecoding§ Targetingsmallscreens(HD)andlargescreens(UHD)§ Multiple,selectablevideocomponents§ 3Dsupport
• State-of-the-artvideocompression§ HEVCMain10Profilespecified
o 35- 50%performancegainsvsAVC/H.264
• SeveralHDRproposalssubmittedandunderevaluation
o Videoquality(compressionefficiency)o BackwardcompatibilitywithSDR(100nit,ITURec.709)o Productionworkflowconsiderations
ADVANCEDTELEVISIONSYSTEMSCOMMITTEE 33
High Dynamic Range and Wide Color Gamut1000-nit color grading, Rec. 2020 color, 10 bits/pixel
Standard Dynamic Range and Color100-nit color grading, Rec. 709 color, 8 bits/pixel