SDELCDEngineering

DELL - VESA HDR Applications

Pavel OlchovikMay 2018

• DellEMC,aglobalcompany,develops,sellsandsupportscomputers,andrelatedproductsandservices.

• Foundedin1984,Dellhasmorethan96,000employeesandaannualrevenueofover52billiondollars.

• Dellsupportsmultipleproductlinescoveringcommercial,consumer,gamingandeducation.

AtDell,meetingcustomers’needswithindustry-leadinginnovationunderpinsthesolutionswedesign.

Itisthiscommitmenttodeliveringbest-in-classtechnologyforourcustomersthathasledtoDellearningaplaceastheNo.1displaysbrandintheworldforfourconsecutiveyears.

AsaVESAmember,DellparticipatedindefiningthenewHDRstandardsforPCuseinpartnershipwithotherassociationmembers.

ADellinitiative launchedthenewVESAindustrystandardfornarrowborderdisplay13”,14”,15”and17”

• DellreliesonmanyVESAstandardsformultivendorcompatibilityandcontinuityofsupply.

• NewVESAstandardshelppushdisplayandsubcomponentsvendorstohigherlevelsofperformanceandproduction.

• DPandeDPstandards

• NewNarrowBorder

• DisplayHDR

• DisplayID2.0

VESAimpactonDELLproducts

HDR- ReviewofStandards

TheTVindustryusesavarietyofHDRstandards,theprimaryonesbeingHDR10andDolbyVision.

ThedisplaymarkethasmanytypesofHDRrangingfromtonemappingtoDolbyVision(thetoptier).HDRMicrosoft10Streaming– HDRcontentforviewingonastandarddisplay.

TheHDRstandard,forPCmonitorsanddisplays,wasreleasedbyVESAinthreetiersvaryinginluminanceandcolor.

DisplayHDR-400 contrastratio1000:1

DisplayHDR-600 contrastratio 6000:1

DisplayHDR-1000 contrastratio 20000:1

VESA High-performance Monitor and Display Compliance Test Specification

HDRChallengesfortheLaptopMarketEcosystem

TheHDRlaptopmarketoffersmanyuniquechallenges,especiallywhencombinedwithnarrowborderdisplaysandlongbatterylife.

• Luminance- PeakWhitescreenBrightness,lowerBlackpoints

• Color- 10bitprocessing

• Mechanical- fit

• Power/Thermal

Luminance,WhiteandBlack

TheVESAHDRluminancerequirementcreateschallengesfornarrowborderbatterypowereddevices.

• Theminimum whiteluminanceistakenfromthefrontofthedisplayinitsfinalconfiguration.Thelossofluminanceduetotouchorcoverlenssolutionsmustbecompensatedforinthebasepaneltomeetalwaysmeettheminimum.

• HDR400isthesimplesttierwithsingleedgelightingandglobaldimming.

• HDR600andHDR1000requirelocaldimmingtoachievethelowblacks.Twomaintypes;segmented(1D,1.5D)anddirectbacklighting(2D)

ColorDepthandGamut

HDR-400 10bitimageprocessing95%BT709

HDR-600 10bitimageprocessing99%BT709and>90%DCI-P3

HDR-1000 10bitimageprocessing99%BT709and>90%DCI-P3

Transition6bitpanels

Mechanical,NarrowBorder

DisplaySize

PanelType

ModuleX ModuleYModulethickness/withPCB

BorderLeft&Right

BorderTop

BorderBottom

ModuleYwithflexorPCB

Bent 299.46 176.59 2.4/5.1 2.85 2.85 8.50 1.6Flat 299.46 176.59 2.4/3.2 2.85 2.85 8.50 10.4Bent 315.85 186.09 2.85/5.25 3.25 3.25 8.85 1.6Flat 315.85 186.09 2.85/3.2 3.25 3.25 8.85 11.5Bent 350.7 205.68 3.0/5.4 3.25 3.25 8.85 1.6Flat 350.7 205.68 3.0/3.2 3.25 3.25 8.85 11.5Bent 394.93 229.34 3.7/6.1 6.50 5.50 9.00 1.6Flat 394.93 229.34 3.7/3.7 6.50 5.50 9.00 13.5

13.3

14.0

15.6

17.3

VESANarrowBezelDisplayModuleStandard

TherearefournewVESANarrowBorderDisplayModuleStandards.Theborderreductionwaslimitedtofacilitatecosteffectivelyreplaceofthestandardborderpanels.

Thepaneltopandsidesarereducedby~2mmandthepanel(X)isreducedby5mmto9mm.

TheHDRpanelEcosystem

TheHDRDecodingAlgorithmisthekeydriverofthepaneldesign.• TheHDRdecodingisgenerallydoneintheGPUortheTcon.• AsystemalignmentisrequiredbetweenGPU,Tcon,backlightandbacklightcontroller.

DisplayID2.0isplannedtoprovidetheluminancedata(currentEDIDBaseblockdoesnotprovidepanelluminancedata)

Expectations

• HDRcontentwillcontinuetoincreaseinqualityandavailability• Brighterisbetter.Blackerisbetter• Backlightsareimprovingwithlocaldimmingperformance

ForLaptopsHDR400solutionswillincreaseassolutionsstandardizeInthenextyearmorenarrowborderHDR600solutionwillbeavailable

ForAIOHDR600andHDR1000solutionareintheworks

ThankYou