CDRismainlytoextractthedatasequencefromthereceivedsignal, andrestoretheclocktimingsignalcorrespondingtothedatasequence, therebyrestoringthespecificinformationreceived.
CDRbandwidthisanimportantindicatorofCDR.Itmainlyaffectsthedatalocktimeandjitterindexoftheopticalmodule, whichdeterminesthekeyperformanceoftheopticalmodule.
ThedifferencebetweenDWDMwithCDRandwithoutCDR:
(1) CD ile alıcı-verici saat hızını belirleme ve işaretleme, sothesignalwebbetter fonksiyonlar.
(2) Genel olarak, CDRaremostlyusedinhigh hızlı, uzun distancetransmissionopticalmodules.
Bu nedenle, bydefaultSFP + modülleriGG # 39; thaveCDR veXFPmodulesmusthaveCDR'dir.
(3) Fortransceiversusedonaswitch, thereislittledifferencebetweenthetwo.YoucanchoosewithCDRorwithoutCDR.
