IEC/TR 61282-1-2000 纤维光学通信系统的设计指南第1部分:单模数字系统和模拟系统

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【英文标准名称】:Fibreopticcommunicationsystemdesignguides-Part1:Single-modedigitalandanaloguesystems
【原文标准名称】:纤维光学通信系统的设计指南第1部分:单模数字系统和模拟系统
【标准号】:IEC/TR61282-1-2000
【标准状态】:作废
【国别】:国际
【发布日期】:2000-02
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC86C
【标准类型】:()
【标准水平】:()
【中文主题词】:数字信号;模拟信号;设计;电信;光波导
【英文主题词】:analoguesignals;opticalwaveguides;design;digitalsignals;telecommunications
【摘要】:Thistechnicalreportprovidessystemdesignmethodologyguidancetousersandsuppliersoffibreoptictransmissionsystemsfortelecommunicationsandbroadbandvideodistributionapplications.Thefunctionofthefibreopticsystemsconsideredinthistechnicalreportistointerconnectsignalsbetweendefineddigitalandanalogueinterfacesviaafibreopticlink.Ingeneral,fibreopticsystemsarebuilt-upfrombasicfibreopticsystems(BFOS).Asaresult,itisnecessarytoconsideronlytheBFOS,whichtransmitsasingleelectricalsignalbetweentwopointswithoutintermediateregeneration.Thus,theseguidelinesareapplicabletoalmostalldesigncases.Asaninitialstep,onlylasersystemsusingdirectdetectingtechnologiesinthe1310and/or1550nmregionsoverB1andB2typesofunshiftedanddispersionshiftedsingle-modefibresareconsidered.Forsystemsusinglongitudinalmulti-modelasersaboveapproximately0,5Gb/s,thecalculateddispersionlimitedlengthsmaybeconservativelylow.Bidirectionalsystems,inwhichbothdirectionsoftransmissionuseacommonfibre,andunidirectionalsystemsarecoveredinthistechnicalreport.Intheclauseswhichfollow,thetransmissiondesignparametersarespecifiedbytheirworst-casevalues.Itistheoptionoftheusertorequirethatsuppliersguaranteetheworst-casevaluesoverthelifetimeoftheirrespectivesystemcomponents.Someusersorsystemdesignersmaydesiretoperformanalysisanddesigncalculationsviaastatisticalapproachandtorequeststatisticalvaluesoftheparameters.ThestatisticalapproachiscoveredinannexA.Thedeterminationoftheworst-casedispersioncoefficientiscoveredinannexB.Someexamplesarepresentedtoclarifyconceptsandtoillustrateorderofmagnitude.Thenumberspresentedintheseexamplesareillustrativeonlyandshouldnotbeconsideredasrequirementsforsystemdesignorperformance.
【中国标准分类号】:M33
【国际标准分类号】:33_180_01
【页数】:32P.;A4
【正文语种】:英语


【英文标准名称】:StandardSpecificationforRigid,CellularPolystyreneThermalInsulation
【原文标准名称】:硬质多孔聚苯乙烯热绝缘材料标准规范
【标准号】:ASTMC578b-2003
【标准状态】:作废
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:4规范(验收);5热绝缘;2蜂窝;3聚苯乙烯;1建筑
【英文主题词】:construction;specification(approval);honeycombed;polystyrene;thermalinsulation
【摘要】:
【中国标准分类号】:Q25
【国际标准分类号】:91_100_60;83_100
【页数】:7P;A4
【正文语种】:英语


【英文标准名称】:Electricalaccessories-Cablereelsforhouseholdandsimilarpurposes(IEC61242:1995,modified+A1:2008);GermanversionEN61242:1997+A1:2008
【原文标准名称】:电气附件.家用和类似用途电缆卷筒(修改的IEC61242-1995+A1-2008).德文版本EN61242-1997+A1-2008
【标准号】:DINEN61242-2008
【标准状态】:现行
【国别】:德国
【发布日期】:2008-12
【实施或试行日期】:2008-12-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:老化稳定性;交流电流;电缆盘;电缆;夹具;分类;分类系统;连接件;接触安全装置;线盘;防腐蚀;定义;设计;介电强度;尺寸;家用的;接地线端子;电接触保护;电线;电气工程;电气设备;家用电器;电气装置;电气安全;电磁兼容性;EMC;延长电缆;柔性;加热;家用(安装)设备;家用设备;家用;铭刻;检验;装配设备;绝缘电阻;作标记;机械安全;抗湿;安装材料;超载条件;过载继电器;插头和插座连接;防电击;合格试验;复绕机;安全;安全工程;安全要求;规范(验收);材料强度;测试;热稳定性;耐水性;水密;弱点
【英文主题词】:Ageingstability;Alternatingcurrent;Cabledrums;Cables;Clamps;Classification;Classificationsystems;Connections;Contactsafetydevices;Cord-reels;Corrosionprotection;Definitions;Design;Dielectricstrength;Dimensions;Domestic;Earthingconductorterminations;Electriccables;Electriccontactprotection;Electricalcords;Electricalengineering;Electricalequipment;Electricalhouseholdappliances;Electricalinstallations;Electricalsafety;Electromagneticcompatibility;EMC;Extensioncables;Flexible;Heating;Houseinstallations;Householdequipment;Householduse;Inscription;Inspection;Installationequipment;Insulatingresistance;Marking;Mechanicalsafety;Moistureresistance;Mountingmaterials;Overloadconditions;Overloadrelays;Plug-and-socketconnection;Protectionagainstelectricshocks;Qualificationtests;Rewinders;Safety;Safetyengineering;Safetyrequirements;Specification(approval);Strengthofmaterials;Testing;Thermalstability;Waterproofness;Watertightness;Weakpoints
【摘要】:
【中国标准分类号】:K13
【国际标准分类号】:29_120_99
【页数】:59P.;A4
【正文语种】:德语