displayport technology update - vesa · 2018-04-30 · displayport technology update jim choate ......
TRANSCRIPT
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DisplayPort Technology Update
Jim ChoateVESA Compliance Program Manager
June 15, 2016
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Agenda
§ VESAOverview§ DisplayPortTM 1.4§ WhyyouneedDisplayPort EarlyCertificationandAllion's updateforDP1.4
§ DisplayPortoverUSB-CTM Overview§ DisplayPortoverUSB-CTM Certification§ GRL’sExperiencein DisplayPort over USBType-C(tm)Testing
§ Summary
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AboutVESA• Globalindustryalliancewithmorethan230membercompanies
• Missiontodevelop,promoteandsupportecosystemofvendorsandcertifiedinteroperableproductsfortheelectronicsindustry
• FacilitateDisplayPortstandardsdevelopment,publicationandcompliancetesting,aswellaspromotionandmarketing
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VESAMembershipisDiverse
Membership by Sector
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QuickFact
VESAMembershipContinuestoGrow!
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OverviewofBaseDisplayPortStandard
• Starting~2005,majorsuppliersinthepersonalcomputerindustrysetofftodefinethenextgenerationdisplayinterface– PC,Display,SemiconductorandConnectivityOEMsdrove
development
• Overallobjectives– Openstandard,contributionopentoallcompanies– Futureproofinbothperformanceandfeatures– Applicableoverawiderangeofapplications
• DevelopmentwasdonewithintheVideoElectronicsStandardsAssociation– None-disclosureandIPpoliciesprotectcontributingcompanies
whenpresentingnewtechnologyandprovideaproductiveworkenvironment
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Agenda
§ VESAOverview§ DisplayPortTM 1.4§ WhyyouneedDisplayPort EarlyCertificationandAllion's updateforDP1.4
§ DisplayPortoverUSB-CTM Overview§ DisplayPortoverUSB-CTM Certification§ GRL’sExperiencein DisplayPort over USBType-C(tm)Testing
§ Summary
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VESA Confidential
DisplayPort1.4Summary
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• TheVESADisplayPortStandard,Version1.4,wasreleasedonFebruary23,2015
• AddsnewfeaturesandcapabilitiessuchasDisplayStreamCompression(DSC),ForwardErrorCorrection(FEC)andenhancedMulti-StreamTransport(MST)feature
• Backwardcompatible,offersnewoptionalfeatures
• NewSiliconsupportingHBR3andnewfeaturesareunderdevelopment
• Compliancetestingexpectedduringsecondhalfof2016
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VESA Confidential
DPLinkRateIncrease
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TotaluseabledatatransferrateforDP1.4=25.92Gbps
8.1Gbpslinkrate,perlanex0.8toaccountfor8b/10btransportcodingoverheadx4maximumnumberofavailablelanes
25.92Gbpstotalusabledatatransferrate
DP VersionIntroduction
LinkRateName
Bit rate MaxResolution Support(24bpp,60HzRefresh,4:4:4format)
MaxResolution Support(24bpp,60HzRefresh,4:2:0format)
DP1.0 RBR 1.62Gbps 1920x1080 Not supported
HBR 2.7Gbps 2560x1600 Not supported
DP1.2 HBR2
5.4Gbps 4Kx2K Not supported
DP1.3/1.4 HBR3
8.1Gbps 5K x3K 8Kx4K
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VESA Confidential
OptimizationforSharedInterfaceUse
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• NumerousspecificationenhancementstosimplifytheuseofDisplayPortasaningredientinthefollowinginterfaceexamples:– TheUSBType-Cconnector,usingtheDisplayPortAltMode– VESADockPortStandard– VESAMobilityDisplayPortStandard(MyDP)– VESAEmbeddedDisplayPortStandard(eDP)– ThunderBolt– Futurewirelessinterfaces
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VESA Confidential
DisplayPort1.4ContinuestoSupportOtherFeaturesthatareUniquetoDisplayPort
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• MultiplemonitorsusingMulti-Stream
• High-definitionaudioformats
• AdaptiveSync
• ProtocolconverterstoVGA,DVI,orHDMI
• Lowvoltage,ACcoupledinterfacecompatiblewithsub-micronprocessgeometry,simplifyingintegration
• DatascramblingandfixedlinkratessimplifyEMIandRFImitigation
• RoyaltyfreestandardavailabletoVESAmembers
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VESA Confidential
ExpectedDisplayPort1.4Deployment
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• HBR3(32.4 Gbit/s)asintroducedinversion1.3stillremainsthehighestavailablemode
• DP1.4isexpectedtobeenabledinbothnativeDPdevicesanddevicesusingtheUSBType-CinterfacewiththeDisplayPortAlternateMode
• DP1.4Devicesareunderdevelopmenttoday• DisplayPort-to-HDMI2.0convertersareavailabletoday• DP1.4CTSdevelopmenthasbegun
– TestsunderdevelopmentcoverHBR3,DSC,FECandHPD/IRQ_HPDresponsetesting
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• PlugTestshavesignificantvaluetomembercompanies.Particularlyasnewcapabilitiesandproductsaredeployed.
• VESAhostedthreesuccessfulPlugTestsin2015• VESAplanstohostthreePlugTestsin2016
Objectivesof2016PlugTests• DemonstrateandimproveTraditionalInteroperability
• Particularlyimportantfornewproductcapabilities• TestDP1.4andDPAltModeoverUSBType-CTMproducts
• HBR3andothernewcapabilities• VerifyTestEquipmentCorrelation• Dates/Locations:
– Done: March21-24th 2016,TaipeiTaiwan– Scheduled: September12-16,2016BurlingameCA– TBD:Taiwan/USNovember2016?
VESAPlugTestEvents
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TopDPComplianceTestIssues
• ReducedLaneFallbackRequirements• DP1.4clarifiedreducedlanecountfallbackrequirements• GRLandAllion havebeenperforminginformativetestsforlast6months
• QDandUnifgraf haveimplementedtests• Willrequireascertificationtestin2017
• LinkTrainingPHYtestautomation• WorkingonnewtestmethodologyfortestingPHYduringlinktraining
• WillbepartofPHY1.4CTS• HBR3ComplianceTesting
• TesttoolsandCTSarebeingupdatedtosupportHBR3productswhentheyareready
• Planistocreate“earlyproductcertificationplan”forearlyadopters
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Agenda
§ VESAOverview§ DisplayPortTM 1.4§ WhyyouneedDisplayPort EarlyCertificationandAllion's updateforDP1.4
§ DisplayPort overUSB-CTM Overview§ DisplayPortoverUSB-CTM Certification§ GRL’sExperiencein DisplayPort over USBType-C(tm)Testing
§ Summary
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Agenda
§ VESAOverview§ DisplayPortTM 1.4§ WhyyouneedDisplayPort EarlyCertificationandAllion's updateforDP1.4
§ DisplayPort overUSB-CTM Overview§ DisplayPortoverUSB-CTM Certification§ GRL’sExperiencein DisplayPort over USBType-C(tm)Testing
§ Summary
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VESA Confidential
DisplayPortOverUSB-CSummary
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• TheVESADisplayPortAltModeStandard,Version1,wasreleasedonSept22,2014
§ EnablestheuseoftheUSBType-CinterfaceforDisplayPort
§ AlternateModefunctionalextensionoftheUSBType-Cinterface
§ DevelopedinliaisonwiththeUSB3.0PromoterGroup
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VESA Confidential
Introduction ofUSBType-C
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• NewgenerationofUSBconnectordeveloped toservethemarketfornext20years
• Thinprofilesuitableforbothultraportabledevicesandlargerdevices
• Reversibleplugorientation&cabledirection– USB3.1Gen2(10Gbps)– USB Powerdelivery,upto100watts– SupportsDisplayPortAlternateMode
USB 3.1 Type-C
USB 3.1 Standard-A
• High speed, secure data• Display connection• System Power
USB Type-C will be the only interface you will need
USB Type-C information is provided as an informative overview only, please refer to the USB Type-C Cable and Connector Specification available at www.usb.org for more information
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VESA Confidential
USBType-CReceptaclePins
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Belowisadiagramofthepinsdefined forsystemordevicereceptacle
CableGround
CableBusPower
HighSpeedDataPath(TXforUSB,orforDPAltMode)
HighSpeedDataPath(RXforUSB,orTXforDPAltMode)
USB2.0Interface
PlugConfigurationDetection• OnebecomesVCONN,for
cableoradaptorpower• CCisusedforUSB-PD
communication
ForSidebandUse(notused
forUSB)
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VESA Confidential
ExampleUSBType-CConfigurations
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Display Data
Device Supplying Power
Dock
USB 2.0 or 3.1 Data
USB 2.0 or 3.1 Data
Device Charging
USB
Device Charging
Display Data
Either end can serve as USB Host, USB-PD Power Consumer, and DisplayPort Video Source (these services are orthogonal to each other)
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VESA Confidential
USB Type-CConnectorFunctionExtensionDisplayPortAlternateMode
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• ApassiveFullFeatureUSBType-CtoType-CcablecancarryuptofourDisplayPortlanes– ThiswillofferthesameperformanceandfeaturecapabilityasastandardDisplayPortconnection– ThiswillalsoallowDisplayPortdataratestoincreaseinthefuture,sincetheUSBType-C connector
hasveryhighdataratecapability
• DisplayPortcanbecombinedwithUSB3.1operationoverthesameUSBType-Ccable– ImplementedwithtwohighspeedpairsforDP(using twolaneDPoperation),andtwohighspeed
pairsforUSB(USB3.1only usestwohighspeed lanesfornormaloperation)– Usefulfordockingstationsorhubs, orforaddingdocking stationfunctionality toadisplay
• USB 2.0andUSBPowerDeliveryisavailableinallconfigurations– BecauseUSB2.0andUSBPowerDeliveryusededicatedwiresintheUSBType-C cable,bothofthese
services arealwaysavailable,evenwhenusingallfourUSBType-C highspeedpairsforDisplayPort
USB HostWith DisplayPort Alternate
Mode Capability
USB Type-CConnector
USB Device (or Dock)With DisplayPort Alternate Mode
Capability
USB Type-CConnectorUSB Type-C to Type-C Cable
DisplayPort
USB 3.1 Data
Power Deliveryor
or
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SupportedCableTypes
• USB-CtoUSB-C• USB-CtoDP• USB-CtoProtocolconverter• USB-CtoDockingstationorembeddedhubsolution
• USB-CtoDPcablesmustincludelogictosupportUSBPDandDPconnectiondetectprotocols.
• ProtocolconvertersmustsupportsomeoptionalfeaturesinDP1.3specification– ProtocolconverterstranslatesourceDPsignalstotherespectiveprotocol
supported
DPPD
Controller
HPDUSB-PD
HDMI
Protocol Converter
HDMI SignalingDP Signaling
DP Signaling
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WideRangeofAdaptersShippingToday
USB-CTM to USB AReceptacle
USB-CTM to DP
USB-CTM to HDMI
USB-CTM to USB-CTM
USB-CTM to USB A Plug
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VESA Confidential
DisplayPortAlternateModeCompliance TestPlan
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• VESAisdevelopingtheDPAlternateModecompliancetestincoordinationwiththeUSB-IF
• VESADisplayPortoverUSBType-CComplianceTestSpecification(CTS)isundermemberreview
– ExpectedtopublishCTSmid2016aftermemberreviewperiodiscompleted
• TheobjectiveistoenablecompliancetestingforUSBType-C,andtheDPAltModeforUSBType-C,atthesameATCsenablingtheuseofasingleteststation
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Agenda
§ VESAOverview§ DisplayPortTM 1.4§ WhyyouneedDisplayPort EarlyCertificationandAllion's updateforDP1.4
§ DisplayPort overUSB-CTM Overview§ DisplayPortoverUSB-CTM Certification§ GRL’sExperiencein DisplayPort over USBType-C(tm)Testing
§ Summary
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DPoverUSB-CProductCertification
• Developmentphase– newproductsarereadytoshipbeforecompliancetestprogramsarecomplete.
• Conformancetestingisstillimportanttohelpensureasmoothroll-outandgooduserexperiencewithearlyproducts.
• ForDPAltModeproductswecreatedanearlyproductcertificationplantoenableandpromotecertifiedproducts.
• CertificationtestingincludessignificantnumberoftestrequirementsforUSB3.1andUSBPDcertificationtestingcoverage.
• Allion andGRLareauthorizedandperformingcertificationforearlyDPAltModeproductstoday.ThiswillexpandtoallATCsandSelfTesterswhentheDPAltModeCTSandMOIsarepublished.
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DPoverUSB-CProductExampleCertificationTests
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DPoverUSB-CProductUSBCertificationTests
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• USBcompliancetestsareconductedtoachievecertificationofDPAltModeproductstoensurethatfunctionallytheUSBfeaturesofthoseproductsprovidesagooduserexperience.
• DevicesthatsupportUSBfunctionalityshallconducttheUSBtestsincludedinthecompliancetestsummarytablesforeachproductcategory.
• CompletingUSB-IFcertification testingandreceivingUSB-IFTIDwillbesufficienttoshowthatthosetestshavebeencompletedandpass.
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DisplayPortAltModeoverUSB-CEarlyProductCertificationProgramResults
• Nearlyadozentablets,laptopsandmonitorshavebeencertifiedthroughthepilotphaseoftheearlycertificationprogram– Intel(Skylakereferencedesign)– Dell,HPtabletsandlaptops– LGandAsusdisplays– StarTechdock
• Severaldozenmorecertifiedproductsareexpectedtobeavailablebytheendoftheyear
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TopDPAltModeComplianceTestIssues
• USBBillboard• TestSetuphardtoobtain.Testsw isstillunderdevelopment
• AllDPAltModesinksanddualrolesourcesrequiredtosupportUSBBillboard
• USBPDProtocolfailures• UsecertifiedUSBPDcontrollersandpassingfw
• 2xDP/2xUSB3.1configurationtesting• CrosstalkbetweenUSB3.1linesandDPlinescandegradethelink
• USBType-CtoDPPlugadapterreversibility• USBType-CtoDPplugadaptersmustworkconnectedinbothdirections
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• AsMedia USB-CxHCI HostInstalledinavailablePCIeSlot– AT1027,Rev3.10– NoAltMode– USB-Cconnector
• Windows8.1/10PC• USB3CVToolfromUSBIF
USBBillboardTestsetup
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USB-C DP Alt Mode DUT
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USBBillboardTest
IssueswithBillboard• USB-CXHCIhostnot
yetcommerciallyavailable
• CTSandTestSWnotcomplete
• Productsdon’tupdatetoreleased/passingfwversions
USBCVfromUSB-IFwebsite
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Call to Action: VESA will consider sponsoring a build of the AT1027 XHCI host cardWith sufficient pre-orders. Contact VESA if interested.
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DPAltModeCertificationPolicies
• USBType-CtoHDMIprotocolconverters– DPAltModespecstatestheymustsupportHDMI2.0amongotherrequirements
– Theserequirementscanbewaiveduntil2018forcertification
• USBPDcontrollercertification– PriortosubmissionofproductforDPAltmodeoverUSBType-CcertificationallproductsmusthavegottentheUSBPDcontrollerusedcertifiedbyUSB-IF.
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Agenda
§ VESAOverview§ DisplayPortTM 1.4§ WhyyouneedDisplayPort EarlyCertificationandAllion's updateforDP1.4
§ DisplayPort overUSB-CTM Overview§ DisplayPortoverUSB-CTM Certification§ GRL’sExperiencein DisplayPortover USBType-C(tm)Testing
§ Summary§ Q&A+Demos
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• DP1.4providesover50%increaseinperformanceamongotherimprovements
• DisplayPortoverUSB-Cisagamechangerforsmallformfactorandportableproducts
• DPAltModeCTSwillbeavailableinearlyQ3of2016
• TestingandcertificationofDPAltModeproductsiscomprehensiveandunderway
• NextVESAPlugTesteventscheduledinSeptember2016inBurlingameCA
Summary
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QUESTIONS?
DEMOSTATIONOVERVIEW
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Demos
• Keysight - DPAltModeoverUSB-CTransmittertestdemo
• Tektronix– HBR3transmittertest• Allion – HBR3Jittertolerancedemo• GRL- USBPDcompliancetesting• Luxshare – ICTUSB-Ctestfixtures
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Thankyou!
www.displayport.orgwww.vesa.org