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1、Flex-RigidCircuitBoardTechniquesMarkusWille,ProductManager,RUWELAG,WetterBiographyTheauthorwasbornin1962inHamm.HereceivedthegraduationDiplom-Ingenieurincommunicationsin1987attheUniversityofappliedsciencesinDortmund.Thestudywasfocusedonradiofrequencyandmicr
2、owaveengineering.Since1987hehasbeenworkingasaproductmanagerintheproductdevelopmentdepartmentoftheWetterplantofRUWELAG.Inthisfunctionheisworkingonnewdevelopmentsandconceptsofprintedcircuitboardtechniques,i.e.forflex-rigidcircuitboards,complexmultilayerandmi
3、crowavecircuitboards.Heisalsoinvolvedincooperativedevelopmentprojectsofcustomersandmaterialmanufacturers.AddressMarkusWilleRUWELAG,WetterPlantMarburgerStrasse65D-35083Wetter/GermanyE-mail:markus.wille@ruwel-wetter.deFlex-RigidCircuitBoardTechniquesMarkusWi
4、lle,ProductManager,RUWELAG,WetterAbstractThispaperwillgiveanintroductiontothetechniqueofflex-rigidcircuitboardconstructions.Reasonsforusingflex-rigidcircuittechnologywillbediscussed.Variousbuild-upconstructiontechniqueswillbepresented:flex-rigidboardconstr
5、uctionusingpolyimidefoil,Semiflex-techniqueforbendtoinstallapplicationswherethepolyimidefoilisreplacedbyotherbendablesubstratematerials.Finallythenewyellowflex-techniquewillbepresented.Typicalapplicationswillbeshownandexplainedtofindoutthebestconstructionm
6、ethodforaspecificapplication.Thepresentationwillendwithanoutlooktothetechnologyroadmapforflex-rigidcircuitboardsatRUWEL.IntroductionInmodernelectronicsystemsoftenmorethanonerigidprintedcircuitboardisrequired.Thecircuitboardsneedtobeconnectedtoeachotheranda
7、lsototheperipheralequipment.Theinterconnectionscanbemadeusingconventionalcablesandwires,ribboncables,jumpers,connectorsetc.Butthereisalsoaverygoodalternativeonthemarket:Almostallknownindustrialsectorsthathavebeenusingbothflexibleandrigidprintedcircuitsform
8、anyyears,havealsoseentheestablishmentofflex-rigidprintedcircuitboards.Thatconcernsparticularlyindustrialsectorssuchastheautomotiveindustry,sensortechnology,medicalelectronics,tele-communications,mechanicaleng
