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高清安防市场NuHorizonsElectronicsAsiaPteLtd市场部经理丁玉东电话:13510898083Mail:Vincent.Ding@nuhorizons.com地址:中國深圳市福田区深南大道6008号深圳特区报业大厦西区10层F室HDSDI摄像机&DVRHighdefinitionCCTVbringsthesamequalityandexperienceofHDTVtothesecurityworldHDdisplaysarebroadlyavailableduetohighconsumeradoptionAvailabilityofHDcameratechnologyimprovingwithgrowthintheHDconsumercamcordermarketHigherquality,detailedimagesprovidebetterobservabilityWideraspectratio(16:9)allowsforawiderfieldofviewSecurityoperatorgetsliveHDimagesattheconsoleHighresolutionrecordandplaybackMoredetailedevidenceLatestgenerationcompressiontechnologymeansbetterqualityatlowerbitratesAsharddiskscostsdecrease,morebandwidthbecomesavailabletostorehigherqualityvideoHDSDI摄像机&DVR1080i/p720p“PAL”576i/p“NTSC”480i/p07201280192004805767201080HDSDI摄像机&DVRToday,Megapixel/HDsurveillancecamerasuseEthernetTosendHDvideoover100Base-TEthernet,theimagesmustbeheavilycompressedFormultiplevideostreamsonthesamenetwork,totalbandwidthcannotexceed100Mb/sA10camerasystemwouldneedwellinexcessof100:1compression!LowframerateandextremelossofdetailresultsfromheavycompressionAddssignificantend-to-endlatency:issueforhigh-speeddomecamerasEthernetcanonlybesentover100mofCat-5ebeforerepeatersorhubshavetobeusedMorepointsoffailure!MultipleEthernethubsandrepeatersarecostly,particularlyforindustrialAsencodertechnologyimproves,IPcamerasmaynotbeupgradeableandrequirereplacementDuetospaceandpowerconstraints,in-cameraencodershavelimitedcapabilitiesandprocessinghorse-powerVerycostly!ToobserveandcapturethefullresolutionofHDimages,thelinkfromthecameramustbeveryhighbandwidthIdeally,fullbandwidthwithoutimagecompressionorpacketizationCompressioncanbeappliedintheDVRand“throttled”accordingtothesituationortriggerHighqualityplaybackisassuredsincetheoperatorcandetermineimagequalitywithabuttonpushOperatorscanmonitorlivefullbandwidthHDimagesonlargeHDdisplays,whilethefeediscompressedandstoredtodiskintheDVRLiveimagesretainmaximumimagefidelityAscompressiontechnologiesimprove,theDVRcanbeupgradedwithoutrequiringmultiplecamerareplacementEasiertoreplaceacentralizedDVRthanmultipledistributedcameras!OncethehighqualityimagesarestoredontheDVR,theycanbeusedforevidentiarypurposesMultipleDVR’scanbeintegratedinnetwork-basedsecuritysystemHDimagesarestored,transferredorremovedasfilesinnon-realtimeHDSDI摄像机&DVRHDSDI摄像机&DVRGennumisafoundingmemberoftheHDcctvAlliance,anindustryalliancetopromotenon-compressed,non-packetizedHDTVsignalsoverconventionalcoax-basedCCTVmediaEstablishtechnicalstandardsforHDcctvtominimizerisksforequipmentmanufacturersPromotemarketunderstandingofHDcctvandsimplifytheadoptionofHDcctvequipmentProvideinteroperabilitythroughstandardsandprogramsthatallow“plug-and-play”operationMembershipoptionsandgeneralinformationavailableat摄像机&DVRHDOverSingleCoaxCable:230mofRG6160mofRG5910/20-bitBT.1120VideoInterfaceUpstreamComms&Control10Mb/sforHDcctv8ch.S/PDIForI2SAudioInterfaceFilterFilterAviiaHDTransmitterAviiaHDReceiverFilterPower30WMaxSPIConfiguration&DownstreamCommsGV7600GV7601Filter10/20-bitBT.1120VideoInterfaceUpstreamComms&Control10Mb/sforHDcctv8ch.S/PDIForI2SAudioInterfacePower30WMaxSPIConfiguration&DownstreamCommsImageSensorProcessorGV7600TransmitterFilterImageSensoruCAudioADCCPLDExternalControlI/OAviiaOutputAudioDACGV7601ReceiverGV8500DriverFilters&Buffering100mCoaxAviiaOutputAviiaInput100mCoaxAviiaInputVideoCODECStorageCPLDAudioADCAudioDACExternalControlI/OuCGV7601ReceiverHDcctvCameraHDcctvRepeaterHDcctvDVRFilter“Upthecable(UTC)”controlAviia™auxiliarydatachannelcanbeusedforanyhalf-duplexbi-directionalcommunicationsignalUpto10Mb/sdataratewithHDvideo**AfuturerevisionoftheHDcctvspecificationwilldefineanupstream-onlycommunicationschannelusingtheAviiaauxiliarydatachannelMinimum200kb/sdataratewhensendingDCpowerwithHDVideotimingandsynchronizationsignalsUpstreamaudioforintercomapplicationsAviiaDeviceFilterSignalEncodingGPIO(alarms,triggers,tally)RS-232RS-422DigitalAudioVideoSync(line/frame)ProprietarycontrolsignalsCustomer:BEIJINGHANBANGTECHNOLOGYProject:HDcctvcameraApplication:SurveillanceGennumPart#:GV7600-IBE3DesignValue:$36KFAE:GlenScheduleforKickoff:2011-4-8ScheduleforPP:2011-11-10ScheduleforMP:2012-1-20Status:TheyhavefinishedPCBlayout,debuggingIssue/Need:NeedtopushthemtofinishedtheprototypedesignPOLYCOMReferencedesignHighdefinitionreferencedesignkitusingGV7600/01CompleteRDKavailable:RDK-AVIIA-HD00TransmitandreceiveboardFullschematics&PCBlayoutsFilterdesignguideFullfieldapplicationssupportisavailabletoassistatallstages,fromconceptdevelopment,throughtodesign&manufactureSummaryAviia™providesaversatile,scalableandflexiblehighbandwidthvideointerfaceforcoax-basedsurveillanceapplicationsOffersahighdefinition,all-digitalupgradefortheinstalledbaseofanalogvideosystemsAllowsre-purposingofexistingcoaxialinfrastructureOnlyHDcctv1.0compliantconnectivitysolution
本文标题:SDI camera & DVR 解决方案(高清摄像机 & DVR).ppt
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