DISPLAYPORT™ TECHNOLOGY UPDATE - VESA · 2018. 4. 30. · Projector Silicon Software 5. ... the figure rising to 29% by 2021 ... • New generation of USB connector developed to

DISPLAYPORT™TECHNOLOGYUPDATEJim ChoateVESAComplianceProgramManagerJune15,2017

DisplayPort TechnologyUpdate

Agenda

• VESAOverview

• DisplayPort™1.4EarlyCertification

• DisplayPortoverUSB-CTMCertification

• Summary

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VESAOVERVIEW

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About VESA

48%

43%

9%

MembershipbyRegion

NorthAmerica Asia Europe

• Globalindustryalliancewithmorethan250membercompanies

• Missiontodevelop,promoteandsupportecosystemofvendorsandcertifiedinteroperableproductsfortheelectronicsindustry

• FacilitateDisplayPort standardsdevelopment,publicationandcompliancetesting,aswellaspromotionandmarketing

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VESA Membership is Diverse

15%

15%

9%

6%4%5%

2%

35%

3%3%

7% Cables.Conn.

Displays

Graphics

Mounting

PanelMakers

PCOEM

Projector

Silicon

Software

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VESA Membership Continues to Grow

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May.…

Jun.2015

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Jan.2016

Feb.2016

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Jan.2017

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Mem

bers

Membership


Overview of Base DisplayPort Standard

• Starting2005,majorsuppliersinthepersonalcomputerindustrysetofftodefinethenextgenerationdisplayinterface• PC,Display,SemiconductorandConnectivityOEMsdrovedevelopment

• Overallobjectives• Openstandard,contributionopentoallcompanies• Futureproofinbothperformanceandfeatures• Applicableoverawiderangeofapplications

• DevelopmentwasdonewithintheVideoElectronicsStandardsAssociation• None-disclosureandIPpoliciesprotectcontributingcompanieswhen

presentingnewtechnologyandprovideaproductiveworkenvironment 7


Mobile Computing Shipment Forecast

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Mobile Computing Shipment Forecast

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“StrategyAnalyticsestimatesthat5%oflaptops,tablets,andhandsetsshippedin2016areDisplayPortcapable(includingDisplayPortAltMode),withthefigurerisingto29%by2021…”

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FactorsdrivingincreasedDisplayPortadoptionratesare:• Demandforhigh-qualityvideo(4KUHDandhigher)• VR/AR• IncreasedadoptionofUSB-CandThunderbolt3• Mobiledevicedockingsolutions


DISPLAYPORT™1.4

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DisplayPort 1.4 Summary

• TheVESADisplayPort Standard,Version1.4,wasreleasedonFebruary23,2015• AddednewfeaturesandcapabilitiessuchasDisplayStreamCompression(DSC),

ForwardErrorCorrection(FEC)andenhancedMulti-StreamTransport(MST)feature• Backwardcompatible,offersnewoptionalfeatures• NewSiliconsupportingHBR3isshippingandnewfeaturesareunderdevelopment• Compliancetestingbeganinsecondhalfof2016

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DP Link Rate Increase

TotaluseabledatatransferrateforDP1.4=25.92Gbps8.1Gbps linkrate,perlane

x0.8toaccountfor8b/10btransportcodingoverheadx4maximumnumberofavailablelanes25.92Gbps totalusabledatatransferrate 13

DP VersionIntroduction

LinkRateName

BitRate MaxResolution Support(24bpp,60HzRefresh,4:4:4format

MaxResolution Support(24bpp,60HzRefresh,4:2:0format

DP1.0 RBRHBR

1.62Gbps2.7Gbps

1920x10802560x1600

NotsupportedNotsupported

DP1.2 HBR2 5.4Gbps 4Kx2K Notsupported

DP1.4 HBR3 8.1Gbps 5Kx3K 8Kx4K


Optimization for Shared Interface Use• NumerousspecificationenhancementstosimplifytheuseofDisplayPort asan

ingredientinthefollowinginterfaceexamples:• TheUSBType-Cconnector,usingtheDisplayPort AltMode• VESADockPort Standard• VESAMobilityDisplayPort Standard(MyDP)• VESAEmbeddedDisplayPort Standard(eDP)• ThunderBolt• VirtualandAugmentedRealityTechnologies

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DisplayPort 1.4 Continues to Support Other Features that are Unique to DisplayPort

• MultiplemonitorsusingMulti-Stream

• High-definitionaudioformats

• AdaptiveSync

• ProtocolconverterstoVGA,DVI,orHDMI

• Lowvoltage,ACcoupledinterfacecompatiblewithsub-micronprocessgeometry,simplifyingintegration

• DatascramblingandfixedlinkratessimplifyEMIandRFImitigation

• RoyaltyfreestandardavailabletoVESAmembers15


Expected DisplayPort 1.4 Deployment

• HBR3(32.4 Gbit/s)stillremainsthehighestavailablemodeandisshippingtoday.EarlycertificationofHBR3Silicon/endproductsstarted2H’2016

• DP1.4isexpectedtobeenabledinbothnativeDPdevicesanddevicesusingtheUSBType-CinterfacewiththeDisplayPort AlternateMode

• DP1.4CTSdevelopmentisunderway• TestsunderdevelopmentcoverHBR3,DSC,FECandHPD/IRQ_HPDresponse

testing• UpdatestoLinkLayerCTSandPHYLayerCTSdocumentsareinprogressand

expectedtobepublishedin2H’2017

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VESA PlugTest Events• PlugTests havesignificantvaluetomembercompanies.Particularlyasnew

capabilitiesandproductsaredeployed.

• DemonstrateandimproveTraditionalInteroperability

• TestDP1.4andDPAltModeoverUSBType-CTMproducts• HBR3andothernewcapabilities• VerifyTestEquipmentCorrelation

• VESAhostedthreesuccessfulPlugTests in2016

• VESAplanstohostthreePlugTests in2017• March2017BurlingameCA,USA:Completed• June26th TaipeiTaiwan:Scheduled• Oct/NovPlugTest TBD

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Top DP Compliance Test Issues

• ReducedLaneFallbackRequirements• DP1.4clarifiedreducedlanecountfallbackrequirements• GRLandAllion havebeenperforminginformativetestsforayear• QDandUnifgraf haveimplementedtests• Willberequireascertificationtestin2H’2017

• SinkBitErrorCountRegistersnotimplementedcorrectly• TheseareimportantsothatDPSourcescandetectmarginalorfailinglinkand

takecorrectiveaction(re-initiatelinktraining)• Willberequiredandtestedin2H’2017

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Top DP Compliance Test Issues

• HBR3ComplianceTesting• TesttoolsandCTSarebeingupdatedtosupportHBR3productswithfinal

correlationtestingduringJuneTaiwanPlugTest event• “EarlyProductCertificationPlan”isbeingusedforearlyadopters.Several

referencechipsetshavebeencertified.• AMD,Nvidia:HBR3DPSources• Realtek,Mstar:HBR3DPSinks

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DISPLAYPORTOVERUSB-C™OVERVIEW

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DisplayPort Over USB-C Summary

• TheVESADisplayPort AltModeStandard,Version1,wasreleasedonSept22,2014

• EnablestheuseoftheUSBType-CinterfaceforDisplayPort

• AlternateModefunctionalextensionoftheUSBType-Cinterface

• DevelopedinliaisonwiththeUSB3.0PromoterGroup

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Introduction of USB Type-C

• NewgenerationofUSBconnectordevelopedtoservethemarketfornext20years

• Thinprofilesuitableforbothultraportabledevicesandlargerdevices

• Reversible plug orientation&cable direction• USB3.1Gen2(10Gbps)• USBPowerdelivery,upto100watts• SupportsDisplayPort AlternateMode

22USBType-Cinformationisprovidedasaninformativeoverviewonly.PleaserefertotheUSBType-CCableandConnectorSpecificationavailableatwww.usb.org formoreinformation


Introduction of USB Type-C

• USBType-Cwillbetheonlyinterfaceyouwillneed• Highspeed,securedata• Displayconnection• SystemPower

23USBType-Cinformationisprovidedasaninformativeoverviewonly.PleaserefertotheUSBType-CCableandConnectorSpecificationavailableatwww.usb.org formoreinformation


USB Type-C Receptacle Pins

Belowisadiagramofthepinsdefinedforsystemordevicereceptacle

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HighSpeedDataPath(TXforUSB,orforDP

AltMode) USB2.0Interface

HighSpeedDataPath(RXforUSB,orTXfor

DPAltMode)

CableGround CableBusPower

ForSidebandUse(notusedforUSB)

PlugConfigurationDetection-OnebecomesVCONN,forcableoradaptorpower-CCisusedforUSB-PDcommunication


Example USB Type-C Configurations

EitherendcanserveasUSBHost,USB-PDPowerConsumer,andDisplayPort VideoSource(theseservicesareorthogonaltoeachother)

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USB2.0or3.1DataDisplayData

USB2.0or3.1DataDisplayData

DeviceSupplyingPower

DeviceCharging

DeviceCharging


Example USB Type-C Configurations

Samsung8usesUSB-Cforcharging

or

Samsung8Phone+DEXdockactsasUSB2Host,USB-PDPowerConsumer,andDisplayPortVideoSource

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USB2.0DataDisplayData:4Lanes

DeviceCharging

DeviceCharging


USB Type-C Connector Function Extension DisplayPortAlternate Mode

• DisplayPortcanbecombinedwithUSB2.0and/orUSB3.1operationoverthesameUSBType-Ccable.With2lanesofDP1.4HBR3candrive4K60hzdisplay.• ImplementedwithtwohighspeedpairsforDP(usingtwolaneDPoperation),andtwo

highspeedpairsforUSB(USB3.1onlyusestwohighspeedlanesfornormaloperation)• Usefulfordockingstationsorhubs,orforaddingdockingstationfunctionalitytoadisplay

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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


Supported Cable Types

• USB-CtoUSB-C

• USB-CtoDP

• USB-CtoProtocolconverter

• USB-CtoDockingstationorembeddedhubsolution

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Supported Cable Types• USB-CtoDPPlugcablesmustincludelogictosupportUSBPDandDPconnection

detectprotocols.

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DP

PDController

HPDUSB-PD

DPSignaling

• ProtocolconvertersmustsupportsomeoptionalfeaturesinDP1.4specification• ProtocolconverterstranslatesourceDPsignalstotherespectiveprotocol

supported

HDMI

ProtocolConverter


Wide Range of Adapters Shipping Today

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USB-CTMtoUSBAPlug USB-CTMtoUSBAReceptacle

USB-CTMtoDP

USB-CTMtoUSB-CTM USB-CTMtoHDMI


DISPLAYPORTOVERUSB-C™CERTIFICATION

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DisplayPort Alternate Mode - Compliance Test Plan

• VESAdevelopedtheDPAlternateModecompliancetestincoordinationwiththeUSB-IFtoensureinteroperabilityofproductsacrosssupportedstandards

• VESADisplayPortoverUSBType-CComplianceTestSpecification(CTS)v1.0wasreleasedJanuary2017

• CertificationofDisplayPortAlternateModeproductsisstillincreasingwithdozensofproductscertifiedoverthelastyear

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DP over USB-C Product Example Certification Test

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DP over USB-C Product USB Certification Test

• USBcompliancetestsareconductedtoachievecertificationofDPAltModeproductstoensurethatfunctionallytheUSBfeaturesofthoseproductsprovidesagooduserexperience.

• DevicesthatsupportUSBfunctionalityshallconducttheUSBtestsincludedinthecompliancetestsummarytablesforeachproductcategory.

• CompletingUSB-IFcertificationtestingandreceivingUSB-IFTIDwillbesufficienttoshowthatthosetestshavebeencompletedandpass.

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Top DP Alt Mode Compliance Test Issues

• PinAssignmentTesting• IssueswithproperimplementationpinassignmentEsupportandsourcedevice

selectionhavebeenuncovered• Newtestshavebeenimplementedbytestequipmenttoverifycorrect

implementationofpinassignments

• DPAltModeCTSpinassignmenttestupdatesV4SCRisunderGeneralMemberReview(GMR)endingJuly10,2017

• USBPDProtocolfailures• UsecertifiedUSBPDcontrollersandpassingfw

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DP Alt Mode CTS pin assignment test updates

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Example: DisplayPort Alt Mode Tests for DFPs

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WhenDPAltModeSourceisconnectedtoReceptaclebasedSinkitmustneverselectpinassignmentE!


Top DP Alt Mode Compliance Test Issues

• 2xDP/2xUSB3.1configurationtesting• CrosstalkbetweenUSB3.1linesandDPlinescandegradethelink

• USBType-CtoDPPlugadapterreversibility• USBType-CtoDPplugadaptersmustworkconnectedinbothdirections

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DP Alt Mode Certification Policies

• USBType-CtoHDMIprotocolconverters• DPAltModespecstatestheymustsupportHDMI2.0amongother

requirements• Theserequirementscanbewaiveduntil2018forcertification• VESAhascertifiedtwoOEMproductsthatmeetallspecificationrequirements

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Summary

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• DP1.4providesover50%increaseinperformanceamongotherimprovements• Enables4K120Hz,8K@30Hzand2lane4K60HzforDPAltMode

• DisplayPort overUSB-Cisagamechangerforsmallformfactorandportableproducts

• DPAltModeCTSpublishedinJanuaryof2017

• TestingandcertificationofDPAltModeproductsiscomprehensiveandunderway

• NextVESAPlugTest eventscheduledweekofJune26th inTaipeiTaiwan


Questions?DemoStationOverview

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THANKYOUdisplayport.orgvesa.org

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Documents

DISPLAYPORT™ TECHNOLOGY UPDATE - VESA · 2018. 4. 30. · Projector Silicon Software 5. ... the figure rising to 29% by 2021 ... • New generation of USB connector developed to