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【英文标准名称】:Fibreopticcommunicationsubsystemtestprocedures-Digitalsystems-AveragedQ-factordeterminationusingamplitudehistogramevaluationforopticalsignalqualitymonitoring
【原文标准名称】:光纤通信子系统试验程序.数字系统.光信号质量监测用采用幅度组织图评估法的平均Q因子测定
【标准号】:BSEN61280-2-11-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-05-31
【实施或试行日期】:2006-05-31
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:波幅;柱形图;电路网络;通信电缆;缺陷;定义;数字工程;数字信号;电气工程;误差极限;误差;光纤;输入功率;测量;测量设备;多路传送;乱真信号;光通信系统;光波导;光学;工作性能;质量;质量监督;接收机;扫描;信号;监督(认可);远程通信;测试;传输系统;可视信号;波形
【英文主题词】:Amplitude;Barcharts;Circuitnetworks;Communicationcables;Defects;Definition;Definitions;Digitalengineering;Digitalsignals;Electricalengineering;Errorlimits;Errors;Fibreoptics;Inputpower;Measurement;Measuringequipment;Multiplex;Noise(spurioussignals);Opticalcommunicationsystems;Opticalwaveguides;Optics;Performanceinservice;Quality;Qualitysurveillance;Receivers;Scanning;Signals;Surveillance(approval);Telecommunications;Testing;Transmissionsystems;Visualsignals;Waveforms
【摘要】:ThispartofIEC61280definestheaveragedQ-factorandprovidesaproceduretomeasureitbyusingamplitudehistogramparameterssuchasthestandarddeviationandaveragelevel.TheaveragedQ-factorandamplitudehistogramparametersareusefulformonitoringchangesinopticalsignalqualityininstalledopticalnetworks.TheaverageQ-factoriscorrelatedwiththetraditionalQparameterofagivenopticalchannel.WiththeaveragedQ-factortestmethodsignal,qualitydegradationsduetoopticalsignal-tonoiseratio(OSNR)degradationandtowaveformdistortioncanbemonitored:OSNRdegradation,duetothefollowingcauses:–accumulationofamplifiedspontaneousemission(ASE);–transmissionlineloss;–channelcrosstalk;waveformdistortion,duetothefollowingcauses(usuallysimultaneouslypresent):–chromaticdispersion;–polarizationmodedispersion(PMD);–opticalnonlineareffects.
【中国标准分类号】:M33
【国际标准分类号】:33_180_01
【页数】:38P.;A4
【正文语种】:英语