DLNA_white_paper

DLNAOverviewandVisionWhitepaper2007DigitalLivingNetworkAllianceTableofContentsExecutiveSummary.....................................................1Introduction............................................................2TheChallenges..........................................................3.Consumer.Challenges.................................................3.Product.Developer’s.Dilemma...........................................4Why.DLNA?.............................................................4TheDLNAVision.........................................................5TheDLNAScopeandStrategy.............................................5.Scope...............................................................5.Strategy............................................................6..Industry.Collaboration..............................................6..Standards-Based.Interoperability.....................................6..Compelling.Products...............................................7TheDLNAProcess......................................................10.Use.Cases.and.Usage.Scenarios.Drive.Guidelines.........................10ValueProposition.......................................................10.Consumers.........................................................11.Content.and.Service.Providers.........................................11.Manufacturers.......................................................11DLNAAchievements....................................................12.DLNA.Networked.Device.Interoperability.Guidelines......................12.DLNA.CERTIFIED™.Products...........................................12.DLNA.Member.Companies............................................12DLNAArchitecture......................................................13KeyTechnologyComponents............................................14.Networking.and.Connectivity..........................................14.Device.and.Service.Discovery.and.Control................................15.Media.Format.and.Transport.Model.....................................15.Media.Management,.Distribution,.and.Control............................17.Digital.Rights.Management./.Content.Protection...........................18..How.DRM.Differs.from.Link.Protection................................18.Manageability......................................................19LiaisonRelationships...................................................19FormalizingInteroperability..............................................20.Certification.and.Logo.Programs........................................20.Plugfests...........................................................20ExecutiveSummaryDigital.Living.Network.Alliance.(DLNA).is.a.cross-industry.organization.of.leading.consumer.electronics,.computing.industry.and.mobile.device.companies..We.share.a.vision.of.a.wired.and.wireless.network.of.interoperable.consumer.electronics.(CE),.personal.computers.(PC).and.mobile.devices.in.the.home.and.on.the.road,.enabling.a.seamless.environment.for.sharing.and.growing.new.digital.media.and.content.services..DLNA.is.focused.on.delivering.interoperability.guidelines.based.on.open.industry.standards.to.complete.the.cross-industry.digital.convergence..DLNA.has.published.a.common.set.of.industry.design.guidelines.that.allow.manufacturers.to.participate.in.a.growing.marketplace.of.networked.devices,.leading.to.more.innovation,.simplicity.and.value.for.consumers..The.DLNA.Networked.Device.Interoperability.Guidelines.are.use.case.driven.and.specify.the.interoperable.building.blocks.that.are.available.to.build.platforms.and.software.infrastructure..These.guidelines.also.focus.on.interoperability.between.the.devices.for.personal.media.uses.involving.imaging,.audio.and.video..In.the.DLNA.digital.home,.it.will.be.common.for.consumers.to:•.Easily.acquire,.store.and.access.digital.music.from.almost.anywhere.in.the.home•.Effortlessly.manage,.view,.print.and.share.digital.photos•.Carry.favorite.content.anywhere.to.enjoy.while.on.the.road•.Enjoy.distributed,.multi-user.content.recording.and.playbackThis.white.paper.provides.background.on.the.issues.consumers.face.and.explains.how.DLNA.addresses.these.issues,.including.an.overview.of.the.DLNA.Networked.Device.Interoperability.Guidelines..An.overview.on.DLNA’s.work.with.Digital.Rights.Management.and.Link.Protection..is.also.be.presented.in.the.end.of.the.white.paper..IntroductionConsumers.are.acquiring,.viewing.and.managing.an.increasing.amount.of.digital.media.on.devices.in.the.consumer.electronics.(CE),.personal.computer.(PC).and.mobile.device.domains.within.a.networked.environment..They.want.to.enjoy.this.content.easily.and.conveniently.across.different.devices.and.locations.in.the.home,.regardless.of.the.source..As.shown.in.Figure.1,.after.the.first.and.most.obvious.uses.of.a.home.network.such.as.sharing.broadband.Internet.or.networked.printers,.the.highest.consumer.need.and.interest.for.the.use.of.a.home.network.is.for.accessing.and.enjoying.digi