Ngophuhliso lonxibelelwano lwe-optical, amacandelo onxibelelwano optical nawo akhula ngokukhawuleza.Njengenye yamacandelo onxibelelwano lwe-optical, imodyuli ye-optical idlala indima yokuguqulwa kwe-photoelectric.Kukho iintlobo ezininzi zeemodyuli ze-optical, eziqhelekileyo ziyi-QSFP28 imodyuli ye-optical, imodyuli ye-SFP optical, imodyuli ye-QSFP + optical, imodyuli ye-CXP ebonakalayo, imodyuli ye-CWDM optical, i-module ye-DWDM optical kunye nokunye.Imodyuli nganye ye-optical ineemeko ezahlukeneyo zesicelo kunye nemisebenzi.Ngoku ndiza kukwazisa kuwe imodyuli yokubona yeCWDM.
I-CWDM yitekhnoloji yothumelo ye-WDM enexabiso eliphantsi ukwenzela umaleko wokufikelela kuthungelwano lwengingqi yemetropolitan.Ngokomgaqo, i-CWDM kukusebenzisa i-multiplexer optical to multiplex optical signals of different wavelengths kwi-fiber optical fiber yokudluliselwa.uphawu, qhagamshela kwisixhobo sokufumana esihambelanayo.
Ke, yintoni imodyuli yokubona yeCWDM?
Imodyuli ye-CWDM ye-optical module yimodyuli ye-optical usebenzisa iteknoloji yeCWDM, esetyenziselwa ukuqonda uxhulumaniso phakathi kwezixhobo zenethiwekhi ezikhoyo kunye ne-CWDM multiplexer / demultiplexer.Xa isetyenziswe kunye ne-CWDM multiplexers / demultiplexers, iimodyuli ze-CWDM ezibonakalayo zinokunyusa umthamo wenethiwekhi ngokuhambisa iziteshi ezininzi zedatha kunye ne-wavelengths ehlukeneyo ye-optical (1270nm ukuya kwi-1610nm) kwifiber enye enye.
Ziziphi izinto eziluncedo ngeCWDM?
Inzuzo ebaluleke kakhulu ye-CWDM yindleko yezixhobo eziphantsi.Ukongezelela, enye inzuzo yeCWDM kukuba inokunciphisa iindleko zokusebenza zenethiwekhi.Ngenxa yobukhulu obuncinci, ukusetyenziswa kwamandla aphantsi, ukugcinwa lula kunye nokunikezelwa kwamandla okufanelekileyo kwezixhobo ze-CWDM, i-220V AC unikezelo lwamandla lunokusetyenziswa.Ngenxa yenani elincinci lamaza, amandla okugcina ebhodi ancinci.Izixhobo ze-CWDM ezisebenzisa amaza e-8 azikho iimfuno ezikhethekileyo kwimicu ye-optical fibers, kunye ne-G.652, G.653, kunye ne-G.655 i-fiber optical fibers ingasetyenziswa, kwaye iintambo ezibonakalayo ezikhoyo zinokusetyenziswa.Inkqubo ye-CWDM inokwandisa kakhulu amandla okuhanjiswa kweefiber zamehlo kunye nokuphucula ukusetyenziswa kwezixhobo ze-fiber optical.Ukwakhiwa kwenethiwekhi yendawo ye-metropolitan ijongene neqondo elithile lokunqongophala kwezibonelelo ze-fiber optical okanye ixabiso eliphezulu leentambo ze-optical eziqeshiweyo.Okwangoku, inkqubo ye-multiplexing ye-wavelength ye-coarse ye-wavelength inokubonelela ngeeshaneli ze-8 optical, kwaye inokufikelela kwi-18 ye-optical channels kakhulu ngokwe-G.694.2 inkcazo ye-ITU-T.
Enye inzuzo ye-CWDM ubukhulu bayo obuncinci kunye nokusetyenziswa kwamandla aphantsi.I-lasers kwinkqubo ye-CWDM ayifuni iifriji ze-semiconductor kunye nemisebenzi yokulawula ukushisa, ngoko ukusetyenziswa kwamandla kunokunciphisa kakhulu.Ngokomzekelo, i-laser nganye kwinkqubo ye-DWDM idla malunga ne-4W yamandla, ngelixa i-laser ye-CWDM ngaphandle kwe-cooler idla kuphela i-0.5W yamandla.Imodyuli ye-laser elula kwinkqubo ye-CWDM inciphisa umthamo wemodyuli edibeneyo ye-transceiver optical, kunye nokulula kwesakhiwo sezixhobo kunciphisa umthamo wezixhobo kunye nokugcina indawo kwigumbi lezixhobo.
Ziziphi iintlobo zeemodyuli ezibonakalayo zeCWDM?
(1) Imodyuli ye-CWDM ye-SFP ebonakalayo
Imodyuli ye-CWDMSFP ye-optical module yimodyuli ye-optical edibanisa iteknoloji yeCWDM.Ngokufana ne-SFP yendabuko, imodyuli ye-CWDM ye-SFP ye-optical i-hot-swappable input / output device efakwe kwi-port ye-SFP yokutshintsha okanye i-router, kwaye ixhunywe kwinethiwekhi ye-fiber optical ngokusebenzisa le port.Isisombululo esinoqoqosho kunye nesisebenzayo soxhumano lwenethiwekhi olusetyenziswa ngokubanzi kwizicelo zenethiwekhi ezifana neGigabit Ethernet kunye neFiber Channel (FC) kwiinkampu, amaziko edatha, kunye nothungelwano lwemimandla yemetropolitan.
(2) CWDM GBIC (Gigabit Interface Converter)
I-GBIC iyisixhobo sokufaka/isiphumo esitshisayo esingena kwi-port ye-Gigabit Ethernet okanye i-slot ukugqiba uqhagamshelwano lwenethiwekhi.I-GBIC iphinde ibe ngumgangatho we-transceiver, ngokuqhelekileyo isetyenziswe ngokubambisana ne-Gigabit Ethernet kunye ne-Fiber Channel, kwaye isetyenziswa kakhulu kwi-Gigabit Ethernet switches and routers.Ukuphuculwa okulula ukusuka kwinqanaba eliqhelekileyo le-LH, usebenzisa i-laser ye-DFB ene-wavelengths ethile, ikhuthaza ukuphuhliswa kweemodyuli ze-CWDM GBIC optical kunye ne-DWDM GBIC optical modules.Iimodyuli ze-GBIC ze-optical zivame ukusetyenziselwa ukuhanjiswa kwe-fiber optical Gigabit Ethernet, kodwa nazo zibandakanyeka kwezinye iimeko, ezifana nokunciphisa isantya senethiwekhi ye-fiber optical, ukukhawuleza kunye nezicelo ezininzi zokuhambisa isantya malunga ne-2.5Gbps.
Imodyuli ye-GBIC ye-optical ishushu.Olu phawu, ludityaniswe noyilo olwenziweyo lwendlu, lwenza kube lula ukutshintsha ukusuka kolunye uhlobo lojongano lwangaphandle ukuya kolunye uhlobo lonxibelelwano ngokufaka nje imodyuli ye-GBIC optical.Ngokubanzi, i-GBIC ihlala isetyenziswa ngokudibeneyo neziqhagamshelo ze-SC interface.
(3) CWDM X2
I-CWDM X2 imodyuli ye-optical, esetyenziselwa i-CWDM yonxibelelwano lwedatha ye-optical, njenge-10G Ethernet kunye ne-10G izicelo zeFiber Channel.Ubude bemodyuli ye-CWDMX2 ebonakalayo inokusuka kwi-1270nm ukuya kwi-1610nm.Imodyuli ye-CWDMX2 ye-optical ihambelana nomgangatho we-MSA.Ixhasa umgama wothumelo ukuya kwiikhilomitha ezingama-80 kwaye iqhagamshelwe kwi-duplex SC intambo yefiber patch yemowudi enye.
(4) CWDM XFP imodyuli ebonakalayo
Umahluko omkhulu phakathi kwe-CWDM XFP imodyuli ye-optical kunye ne-CWDM SFP + imodyuli ye-optical yimbonakalo.I-CWDM XFP imodyuli ebonakalayo inkulu kune-CWDM SFP + imodyuli ye-optical.Iprotocol ye-CWDM XFP imodyuli ye-optical protocol yi-XFP MSA protocol, ngelixa i-CWDM SFP + imodyuli ye-optical ihambelana ne-IEEE802.3ae , SFF-8431, SFF-8432 protocol.
(5) CWDM SFF (ncinane)
I-SFF yimodyuli yokuqala yorhwebo encinci ye-optical, ethatha kuphela isiqingatha sesithuba sohlobo lwe-SC oluqhelekileyo.Imodyuli ye-CWDM ye-SFF ye-optical inyuse uluhlu lwesicelo ukusuka kwi-100M ukuya kwi-2.5G.Akukho baninzi abavelisi abavelisa iimodyuli ze-SFF ezibonakalayo, kwaye ngoku imarike ngokusisiseko iimodyuli ze-SFP ezibonakalayo.
(6) I-CWDM SFP + imodyuli ye-optical
I-CWDM SFP + imodyuli ye-optical multiplexes imiqondiso ye-optical ye-wavelengths eyahlukeneyo ngokusebenzisa i-multiplexer yangaphandle ye-wavelength division kwaye idlulisele nge-fiber optical fiber, ngaloo ndlela igcina i-fiber optical resources.Ngexesha elifanayo, isiphelo sokufumana kufuneka sisebenzise i-multiplexer ye-wave division ukubola i-complex optical signal.I-CWDM SFP + imodyuli ye-optical ihlulwe kwii-18 bands, ukusuka kwi-1270nm ukuya kwi-16.
I-10nm, kunye nekhefu le-20nm phakathi kweebhendi ezimbini.
Ixesha lokuposa: Apr-06-2023