1. DWDM optical module yog dab tsi? Dab tsi yog qhov tseem ceeb ntawm DWDM optical modules?
DWDM optical module yog ntom ntom ntom nti sib faib ntau yam sib txuas ua ke tshuab tuaj yeem sib txawv yoj hluav taws xob sib xyaw ua ke rau ib leeg-ntxhais optical fiber ntau rau kev sib kis. Cov channel sib nrug ntawm DWDM optical module yog 0.4 nm, 0.8 nm, 1.6 nm, thiab lwm yam, thiab lub sijhawm nruab nrab me me, xav tau ntxiv kev tswj hwm wavelength. Nws lub ntsiab kom zoo dua yog tias nws yog qhov kev daws teeb meem zoo tshaj plaws los daws teeb meem kab bandwidth.
2.Dab tsi yog cov kev faib tawm ntawm DWDM optical modules?
Ua tau raws li IEEE802.3 Gigabit Ethernet tus qauv thiab ANSI Fiber Channel tshwj xeeb, DWDM SFP optical module muab cov kev txuas hluav taws xob ntau nrog cov kis tau los ntawm 100Mbps txog 2.5Gbps rau kev sib tshuam hauv Gigabit Ethernet thiab Fiber Channel ib puag ncig.
DWDM SFP + optical module yog qhov zoo tshaj plaws rau 10 Gigabit bandwidth daim ntawv sau npe, tsim rau cov neeg ua haujlwm thiab cov lag luam loj loj los tsim cov kev ntsuas txiav, yoog raws, thiab tsim nyog tus nqi.
DWDM XFP optical module tau ua raws li XFP MSA cov lus hais tam sim no thiab muaj peev xwm txhawb SONET / SDH, 10 Gigabit Ethernet thiab 10 Gigabit Fiber Channel ua ntawv thov.
DWDM X2 optical module ua raws li Ethernet IEEE 802.3ae tus qauv thiab yog qhov kev ua tau zoo tshaj qhov serial optical rau kev kub ceev, 10 Gigabit cov ntaub ntawv xa mus, raws li 10 Gigabit Ethernet cov ntaub ntawv sib txuas lus (rack-to-rack, client interconnect) cov tshuaj zoo tshaj rau koj daim ntawv thov.
DWDM XENPAK optical module txhawb 32-channel cov ntaub ntawv sib kis nrog qhov deb li ntawm 200km nyob rau hauv qhov kev txiav txim ntawm cov kho qhov muag kom nrov zog EDFA. Nws yog thawj 10 Gigabit Ethernet optical module txhawb DWDM.
3. Dab tsi yog CWDM optical module? Dab tsi yog cov yam ntxwv ntawm CWDM optical modules?
CWDM optical module txais yuav CWDM thev naus laus zis, tuaj yeem sib txuas ntawm cov teeb liab sib txawv ntawm cov yoj hluav taws xob sib txawv los ntawm sab nraud wavelength faib multiplexer, vim tias nws kis los ntawm ib qho kho qhov muag, thiaj li txuag tau cov khoom siv fiber ntau. Nyob rau tib lub sijhawm, qhov kawg tau txais kev xav tau decompose lub teeb liab kho qhov muag siv lub yoj decomposition multiplexer. Ntxiv rau, CWDM optical modules tuaj yeem txuas rau qhov hloov chaw lossis chaw nres nkoj SFP chaw nres nkoj.
4. Dab tsi yog CWDM4 optical module? Dab tsi yog qhov sib txawv ntawm nws thiab PSM4 optical module?
Qhov kis tau tus mob ntawm CWDM4 optical module yog 103.1 Gbp, uas yog siv rau hauv kev suav, kev ua haujlwm siab, thiab lwm yam, thiab nws tus nqi tseem ceeb tshaj qhov ntawm QSFP28 PSM4 optical module.
(1) Lub teeb emitter: PSM4 yuav tsum tau plaub qhov sib xyaw ua ke silicon photonic modulators thiab ib qho kev xa tawm cov lus rov qab laser. CWDM4 xav tau plaub CWDM ncaj qha rau cov ntsuas hluav taws xob.
(2) Cov Khoom Txuas: PSM4 yuav tsum muaj MPO txuas (nrog 8 fibers), CWDM4 yuav tsum muaj duplex LC txuas
(3) Fiber: PSM4 yog ib qho qhwv SMF (8 core), CWDM4 yog duplex SMF
(4) Qhov kis nrug: PSM4 yog 500 metres, CWDM4 yog 2000 meters
(5) Plaub-wavelength CWDM multiplexer: PSM4 tsis xav tau, CWDM4 yog qhov yuav tsum tau ua
5. Yuav ua li cas yog cov ntim cov txheej txheem tseem ceeb thiab hom CWDM optical modules?
CWDM optical module pob muaj nyob rau hauv peb hom: SFP, SFP, thiab XFP optical module. Qhov kis tau mus deb yog feem ntau raws li hauv qab no: 40KM, 80KM, 100KM, thiab 120KM.
CWDM optical modules tuaj yeem faib rau CWDM SFP optical modules, CWDM GBIC optical modules, CWDM SFP optical modules, CWDM XFP optical modules, CWDM X2 optical modules, CWDMXENPAK optical modules, thiab CWDM LX-4 optical modules.
6. Dab tsi yog qhov sib txawv ntawm CWDM optical module thiab hluav taws xob kho qhov muag ib txwm muaj?
CWDM optical module yog kev ntsuas siab dhau uas tsis tso tawm laser teeb nws tus kheej. Feem ntau, kho qhov muag dav hlau waveguide (PLC) kev siv thev naus laus zis, uas tsuas faib cov nqaj ntawm lub teeb rau ob peb nqaj ntawm lub teeb. Qhov kho qhov muag hluav taws xob zoo ib yam ntawm photoelectric hloov dua siab tshiab thiab yog ua kom nquag kho qhov muag. Txhua qhov module muaj ib qho txais thiab ob qhov chaw nres nkoj, thiab sab hauv ntawm qhov chaw nres nkoj sib kis yog laser.
CWDM optical modules siv dav hauv tsev kawm, thaj chaw cov ntaub ntawv, FTTH (fiber ntau rau hauv tsev), 1G thiab 2G Fiber Channel, Gigabit Ethernet hauv nroog thaj chaw sib txuas, kev ruaj ntseg thiab tiv thaiv kev tiv thaiv.
DWDM optical modules siv mas nyob rau hauv qhov kev sib txuas deb kho qhov muag synchronous digital xa sib txuas, xws li Ethernet / Fiber Channel nrog 200km txuas thiab 80km txuas.
8. Dab tsi yog qhov sib txawv ntawm CWDM optical module thiab DWDM optical module?
Lub hauv paus ntsiab lus ntawm DWDM optical module tau zoo sib xws ntawm cov CWDM optical module. DWDM optical module yog cov qauv kho qhov muag rau cov teeb meem ntom ntom ntom ntom ntaws ntau yam. Nws muaj 40 hom kev xaiv los ntawm.
9. Qhov twg zoo dua rau CWDM optical modules thiab DWDM optical modules?
Los ntawm kev xam tus nqi, CWDM optical modules tsis kim dua DWDM optical modules. CWDM optical modules muab cov kev daws teeb meem yooj yim thiab raug nyiaj tsawg rau kev siv Gigabit Ethernet thiab Fiber Channel.
Ntawm qhov tod tes, DWDMs feem ntau siv denser channel spacing thiab yog siv rau cov qhov muag loj dua kev sib koom tes ntawm cov chaw nyob deb. Yog tias koj xav tau SFP cov chav ntev ntev, DWDM optical module tau zoo tagnrho.
Hauv kev xaus
CWDM optical module yog qhov sib txuam sib txuam kho qhov muag nrog cov kis tau ntev li ntawm 20-40km, 40-80km thiab 80-120km, thiab cov xim sib txawv cim kho qhov muag tsis sib txawv ntawm cov ntab sib txawv, uas tuaj yeem ua tau zoo raws li cov neeg siv khoom. HTF's CWDM optical modules tau ua raws IEEE802.3 Gigabit Ethernet cov qauv thiab cov tseev kom muaj, thiab kev sib raug zoo thiab kev ua haujlwm ruaj khov yog lav. Yog xav paub ntau ntxiv, mus saib ntawm HTF (htfwdm.com) lub vev xaib.
