标签: micromachined

gaalasgaasmicromachinedthermallytunableverticalcavityfilterwithlowtuningvoltagewherevariableexcitationoftheprincipalstatesofpolarisationisneglected).ItisinterestingtoevaluatethemeanoutagerateR,,,,i.e.meannumberofoutageeventsperunittime,andthemeanoutagei.e.meandurationofanoutageevent.durationTo,,,,Thecalculationofthemeanoutagerateisasimpleapplicationofthe‘levelcrossing’problem[7]andcanbeperformedbythefollowingintegralevaluatedforAT=tmnr:Mtionthat,asfaraswehow,hasneverbeencalculateduntilnowforaburiedcable.Conclusions:RepeatedPMDmeasurementsonaburiedopticalcablehavebeenperformedandfullstatisticalanalysisofthemeasuredDGDspectraagainsttimeleadtotwoimportantconclusions.First,DGDspectrameasuredat24hintervalspresentstrongcorrelations.While……