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Changchun Cedar Electronics Technology Co., Ltd.
Add: No.667, Yueda Road, Hi-tech Development Zone, Changchun, China
Tel: +86-431-86155872
Fax: +86-431-86155877
E-mail:
sales@cedarled.com

Changchun Cedar Electronics Technology Co., Ltd.

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Flip Chip COB - Future for Fine Pitch LED Display
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Welcome to Meet Flip Chip COB at ISLE 9.2-D32
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Release time:
2019-03-03 06:56
Abstract:
CedarwillbringflipchipCOBP0.7,P0.9,P1.1,P1.2,P1.5,P1.9,P2.5toISLEexhibition,flipchiphashigherbrightness,bettercontrast(>20000:1)andmorestablethannormalCOB.??Welcometomeetusat9.2-D32,Cedarwillshowyouaf
Interview with Wang Ruiguang, general manager of Changchun Cedar Electronics Technology Co., Ltd
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Abstract:
OnSeptember19-21,2018,thethree-dayShanghaiInternationalLEDExhibitionwasheldinShanghaiPudongNewInternationalExpoCenter.Astheworld'searliestprofessionalbusinessprocurementplatformdedicatedtothedisplayofacompleteLEDindustrialchain.ShanghaiInternationalLEDExhibitionisknownasthe"vane"oftheindustry.TheLEDscreencompaniesareallcarryingthelatestproductstoshowoffattheexhibition,presentingvisitorswithasplendidvisualfeast.ChangchunCedarElectronicsTechnologyCo.,Ltd(hereinafterreferredtoas"CedarElectronics")asawell-knownmanufacturerofLEDdisplayindustry,hasintroducedCOBdisplayscreensince2014.ShowusthelatestproductsofMiniCOBseries.Intheindustry"MiniLED"isbecomingmorepopular,CedarElectronicsMiniCOBisparticularlyoutstanding,drewtheattentionofmanyprofessionalvisitorsintheindustry,receivedconsistentpraise.InordertounderstandMiniCOBdisplayproductsindetail,aspecialinterviewwasconductedbyLEDScreenWorldreportertoCedarElectronicsGeneralManagerWangRuiguang.AccordingtointroductionofWangRuiguang,CedarElectronicsisthefirstonedevelopedthe"integratedthree-in-one(COB)LEDdisplay"productintheindustry.Sinceitslaunchin2014,CedarCOBencapsulationtechnologyhasbeenverymature,andtheproductshavebeenwidelyacceptedbycustomers.WhencomparedwiththeSMDtypeLEDdisplay,theCOBpackageistofixtheLEDchipdirectlybondonthePCBboardwithconductiveadhesiveandinsulatingpaste,thentesttheconductivityoftheLEDchip.Afterthetestiscomplete,theLEDchipisencapsulatedwithepoxyresinadhesive.Inmanufacturingtechnologyandtechnologicalprocess,COBencapsulationnoneedsupportingframeandreflowweldingprocess,soitismorereliable.Whetherreliabilityorcost,COBdisplayisbetterthantheSMDdisplay.Today,theLEDdisplayofCedarElectronicshasbeenwidelyusedinsurveillanceandcommand,media,videoconferencing,transportation,education,medicaltreatmentandotherindustries.AlotprojectsofCOBLEDdisplayhavebeencompletedindomesticandinternationalmarket,suchastheNationalGrandTheater,theShanghaiBund,etc.CCTV,Beijing-ShiJiazhuanghigh-speedrailwaystationandothermajorprojects,productalsoexporttotheUnitedStates,Europe,Japan,Russiaandothercountriesandregions.CedarElectronicsCOBdisplayproductsonbehalfofourCountrytoparticipateininternationalinnovationexhibitionmanytimes.AlthoughCedarElectronics'COBdisplayproductsarewidelyusedindomesticandinternationalmarket,themarketshareofCOBdisplayisstillhardtocompetewiththatofSMDdisplayinthewholeLEDdisplayindustry.However,withthedevelopmentoffinepixelpitchLEDdisplaytechnology,LEDdisplayproductsusingSMDpackagingtechnologyarefacingthetechnicalandcostproblems.Aspixelpitchisgoingsmaller,thetechnicalrequirementsofenterprisesarebecominghigherandhigher,andthecostisincreasingatgeometriclevel.Inparticular,withtheminiaturizationoftheLEDpackage,theprotectiontreatmentproblemoftraditionalLEDdisplayisbecomingmoreandmoreobvious.Rightunderthiscircumstance,theCOBdisplaybeginspopularanddrawmoreattentionintheindustry.Intermsofprotection,"theCOBdisplayhasbetterprotectioninwaterproof,dust-proof,moisture-proof,anti-staticthantheSMD,"WangRuiguangsaid.Asfortheimplementationoffinepixelpitch,thisistheadvantageoftheCOBdisplay.InthetrendoffinepixelpitchtoMini/MicroLEDdevelopment,finepixelpitchseemstousheredinamoredifficultsituation.InordertosolveaseriesofproblemsencounteredinSMDfinepixelpitchdisplay,"MiniLED"with"fourinone"integratedpackagewasdeveloped.However,the"MiniLED"with"fourinone"integrationencapsulationcansolvesomeoftheproblemsencounteredinthefinepixelpitch,itisstillinsidethecategoryof"SMD",anditdoesnotsolvetheproblemthroughly.However,the"MiniCOB"withflipchipstructurechipisdifferent,ItcannotonlysolvetheproblemwhenusingSMDtechnologytomanufacturerthefinepixelpitchdisplay,butalsomakethepixelpitchsmaller.ThisShanghaiexhibition,CedarlaunchedflipchipCOBdisplayproducts,pixelpitchhasbeenaslowas0.9mm.AccordingtoWangRuiguang,CedarElectronicshasbeenabletomassproductionofpixelpitch0.7mm.Currently,pixelpitch0.5mmproductsarealsointheR&DPhase.AstheassessmentofCOBdisplayproducts,WangRuiguangsaidthatCOBdisplayproductsarenotonlyencapsulationtechnology,butalsorelyondrivingIC,systemcontrolandsystematizationtechnologyasthesupport.Intermsofthereliabilitywhichisindustry'smostconcernedissue,COBLEDdisplaypackagingofCedarElectronicsisoneorderofmagnitudehigherthanSMDdisplay,andtheMiniCOBdisplay,whichuseCedar’slatestflipchiptechnology,isanorderofmagnitudehigherthanthepreviousgenerationCOBdisplay.TheMiniCOBdisplayproductofCedarElectronicsshowatthisexhibitionshowthatalreadysolvethepainpointofthefinepixelpitchLEDdisplay.AsearlyasJulythisyear,CedarElectronicswonthe2017-2018ChinaLEDinnovationtechnologyandproductsawardinChinaOptoelectronicsIndustryAssociation,ChinaSemiconductorLighting/LEDIndustryandapplicationsAlliance,Chinaopticaloptoelectronicsindustryassociationlightemittingdiodedisplayapplicationbranch,optoelectronicindustryassociationofchinaoptoelectronicindustryassociationoptoelectronicdevicebranchandChinaelectronicnewspaperheldthe8thannual"ChinaLEDindustry(2017-2018)"The"selection"campaignwiththeleadingLEDflipchipCOBfinepixelpitchdisplayt
Cedar Electronics helped the first China Automotive Industry Lighting Forum to be held successfully!
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Abstract:
Cedar Electronics took the opportunity of the China Association for Science and Technology Innovation Drive Engineering and joined forces with the China Lighting Society, China FAW Group ……
Grateful to peers, work together to win together, Cedar Electronic Light Asia Exhibition is perfect bloom
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Abstract:
Changchun Cedar Electronic Technology Co., Ltd. is committed to providing customers with high-quality LED lighting products and solutions with the most beautiful light to create a better future!
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