《网络DICOM》PPT课件

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1、Network/DICOMTCP/IP网络结构DICOM3.0概论PACS/RIS/HISDICOM规格是一种电脑医学影像的通讯规格，它发展的主要目的，是为了要让医院中各色各样的医学影像仪器和软体间能够有一个共通的语言，以塑造一个无国界、无障碍的电脑化医学影像环境。OSIlayermodel(1)OpenSystemsInterconnectionOSIisdefinedasamodelof7layerednetworkprotocolarchitecturebyISO.1.Applicationlayer2.P

2、resentationlayer3.Sessionlayer4.Transportlayer5.Networklayer6.DataLinklayer7.Physicallayermanagesaddressesonnetwork.translatesbetweenApplicationlayerandSessionlayer.providesservice.managesvirtualconnection(establishing/releasing).performsdatacompression,corre

3、ctionorsoon.establishesphysicalcommunicationline.defineshardwarecharacteristicsandrequirements.ComputerNetworkEtherNet10BASE-T100BASE-TXAlmostsameasinternet/intranetconnectionPhysicaldefinitionTCP/IPCommunicationProtocolDICOMCommunicationApplication/DICOMDICO

4、Mcommunicationrunsoncomputernetwork.OSIlayermodel(2)OpenSystemsInterconnectiononDICOMcommunication…1.Applicationlayer2.Presentationlayer3.Sessionlayer4.Transportlayer5.Networklayer6.DataLinklayer7.PhysicallayerEtherNet(10BASE-T/100BASE-TX)DICOMapplicationleve

5、lcommunicationTCP/IPcommunication(IPaddress/portnumber)Subnet172.16.2.xSubnet172.16.1.xComputerNetworkTCP/IP(1)Todefineeachcomputer,“hostname”,“IPaddress”and“SubnetMask”arerequired.Fuji-deskpc1172.16.1.10255.255.255.0Fuji-notepc2172.16.1.20255.255.255.0Miya-d

6、eskpc1172.16.2.10255.255.255.0Miya-deskpc2172.16.2.20255.255.255.0Miya-notepc3172.16.2.30255.255.255.0RelationbetweenIPaddress&SubnetMaskIPaddress:172.16.1.1010101100.0001000.00000001.0001100SubnetMask:255.255.255.011111111.11111111.11111111.0000000Maskedpart

7、showssubnet.Unmaskedpartshowsclientaddress.DICOMNetworkTodefineeachSCP/SCU,“AETitle(*1)”isrequired.(*1)ApplicationEntityTitleDRYPIXlink1(SCU)Fujiprinter1(SCP)CRconsole1(SCU)Fujiprinter2(SCP)DRYPIXlink2(SCU)Astheresult,5itemsarerequiredoneachclient...Forcomput

8、ernetwork...HostnameindependentforeachclientIPaddressindependentforeachclientSubnetMaskcommonforeachclientPortNumbercommonforeachclientForDICOMapplication...AETitle……..DICOM历史、现在、将来趋势1983