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SAE AIR6005 General Requirements for WDM Backbone Networks

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Product Code:SAE AIR6005
Title:General Requirements for WDM Backbone Networks
Issuing Committee:As-3 Wdm Lan Working Group
Scope:This document (AIR6005) provides the framework for the specifications of a WDM OBN within the SAE AS5659 WDM LAN Specification document family, in particular, the Transparent Optical Backbone Network Specification. This framework includes potential requirements, technical background, investigation and context to support the writing of SAE’s WDM LAN specifications documents. The SAE’s AS6005 WDM OBN document describes a transparent optical network which contains optical components and optical interfaces to perform optical transport, optical add/drop, optical amplification, optical routing, and optical switching functions. The conforming optical signal interfaces for the data plane of the WDM OBN are defined. The conforming signal interfaces for the control and management planes of this network are also defined. The control and management plane signals may be either electrical or optical. If successful, a WDM LAN standard is anticipated to include multiple variants that may get created either as separate documents (e.g. a multimode and single-mode specification) and additional documents may be needed to specify the components from which a WDM LAN and OBN will be built. The WDM OBN specification is to be established in a future document, SAE AS5659. This AIR document is a requirements document that provides input regarding the WDM OBN to the AS5659 Aerospace Standard. Additional documents are anticipated to specify aggregation of access for multiple systems that interface to the OBN. The transition from electrical communications links to optically multiplexed networks, is anticipated to involve aggregation of slower speed signals as necessary part of a cost effective transition.
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【英文标准名称】:Keyforthedoorsofelectricalswitchgearcubiclesandcabinets;double-bitkey
【原文标准名称】:电气开关设备箱和柜的门钥匙.双齿钥匙
【标准号】:DIN43668-1964
【标准状态】:现行
【国别】:德国
【发布日期】:1964-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:钥匙;质量(物质);箱门;柜门;尺寸
【英文主题词】:dimensions;keys;cabinetdoors;cupboarddoors;mass
【摘要】:Keyforthedoorsofelectricalswitchgearcubiclesandcabinets,double-bitkeyDieDoppelbartschlüsselsindfürBasküleverschlüsseundEinreibervorgesehen.DieseSchlüsselsindnichtzugelassenfürschlagwetter-undexplosionsgeschützteAnlagen.Dreika
【中国标准分类号】:Y73
【国际标准分类号】:7160
【页数】:1P;A4
【正文语种】:德语


【英文标准名称】:Informationtechnology-XMLMetadataInterchange(XMI)
【原文标准名称】:信息技术.XML元数据交换(XMI)
【标准号】:ISO/IEC19503-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-11
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1/SC32
【标准类型】:()
【标准水平】:()
【中文主题词】:数据元;数据交换;数据管理;数据记录;文献工作;文献;编码;扩展标记语言;形式描述;信息;信息交换;信息模式;信息技术;映射;元对象设施;元数据;元模型;MOF;程序设计语言;文献集;XML
【英文主题词】:Dataelements;Dataexchange;Datamanagement;Datarecords;Documentations;Documents;Encoding;ExtensibleMarkupLanguage;Formaldescription;Information;Informationinterchange;Informationmodels;Informationtechnology;Mapping;Markuplanguage;MetaObjectFacility;Metadata;Metamodel;MOF;Programminglanguages;Setsofdocuments;XML
【摘要】:ThisInternationalStandardprovidesspecificationsfor:a.AsetofXMLSchemaDefinitions(XSD)productionrulesfortransformingMOFbasedmetamodelsintoXMLSchemas.b.AsetofXMLDocumentproductionrulesforencodinganddecodingMOFbasedmetadata.c.DesignprinciplesforXMIbasedSchemasandXMLdocuments.d.AsetofproductionrulesforimportingXMLDTDstoaMOFbasedmetamodel.ThisInternationalStandardenhancesmetadatamanagementandmetadatainteroperabilityindistributedobjectenvironmentsingeneralandindistributeddevelopmentenvironmentsinparticular.WhilethisInternationalStandardaddressesstreambasedmetadatainteroperabilityintheobjectanalysisanddesigndomain,XMI(inpartbecauseitisMOFbased)isequallyapplicabletometadatainmanyotherdomains.
【中国标准分类号】:L72
【国际标准分类号】:35_040
【页数】:115P;A4
【正文语种】:英语