Xaiv lus
Optical transceiver, tseem hu ua optical module, yog ib qho cuab yeej siv hauv fiber ntau optic kev sib txuas lus los xa thiab tau txais cov ntaub ntawv hla optical fibers. Nws muab ob qho tib si transmitter thiab receiver nyob rau hauv ib qho module, tso cai rau kev sib txuas lus bidirectional hla tib fiber ntau.
Los ntawm SFP Media Hom
1G Ethernet SFP module tuaj yeem ua haujlwm dhau fiber ntau optical thiab Ethernet cables, yog li fiber ntau SFP module thiab tooj liab SFP yog ob hom SFP tseem ceeb. Rau fiber ntau SFP hom, nws tuaj yeem muab faib ua ib hom SFP uas ua haujlwm nrog ib hom fiber ntau thiab multimode SFP uas ua haujlwm nrog ntau hom fiber ntau, txij li nyob rau hauv txoj kab nrog fiber ntau thaj cables.
Los ntawm SFP Cable Core Diameter
Raws li cov tub ntxhais sib txawv ntawm cov kab txuas txuas, SFP hom tuaj yeem muab faib ua ntau hom SFP thiab ib hom SFP. Rau multimode SFPs, ntau hom multimode SFPs yog 850nm wavelength rau qhov siab tshaj plaws ntawm 550 meters. Yog tias muaj qhov xav tau txuas ntxiv qhov kev sib kis ntawm ntau hom, koj tuaj yeem xaiv 1310nm wavelength rau qhov siab tshaj plaws kis tau tus mob ntawm 2km. Rau ib hom SFPs, lawv tuaj yeem kis tau qhov twg los ntawm 10km txog 200km, uas yog qhov zoo rau kev sib kis mus ntev.
Los ntawm SFP Kev Ua Haujlwm Kub
Hauv kev ua lag luam, muaj qib commecrial thiab muaj SFPs. Kev lag luam SFP hom yog cov khoom siv hluav taws xob uas txhawb nqa 0 ~ 70 degree (32 txog 158 degree F) kub. Feem ntau, lawv tsim nyog rau cov qauv hauv tsev ib puag ncig zoo li cov ntaub ntawv chaw lossis kev lag luam. Industrial SFP tuaj yeem ua haujlwm ntawm qhov kub ntawm -40 txog 85 degree (-40 txog 185 degree F). Lawv yog tsim los rau industrial switches nyob rau hauv ib puag ncig sab nraum zoov.
Los ntawm SFP Variants
Qhov sib txawv ntawm kev nrawm dua thiab siab dua bandwidth yog ib txwm tsis tuaj yeem nres, los ntawm Fast Ethernet mus rau Gigabit Ethernet, thiab tom qab ntawd mus rau 10Gb, 40Gb, 25Gb, thiab 100Gb Ethernet. Txij li thaum txoj kev loj hlob ntawm SFP, niaj hnub kev nce qib tau ntxiv rau qhov sib xyaw. Namely, SFP + rau 10 Gigabit, SFP28 rau 25 Gigabit Ethernet, QSFP rau 40 Gigabit Ethernet, QSFP28 rau 100G Gigabit Ethernet tam sim no muaj.
Los ntawm Daim Ntawv Thov
Raws li cov ntawv thov sib txawv, SFP hom feem ntau yog categorized los ntawm hom hauv qab no.
Tsis tu ncua SFP: Feem ntau cov transceivers uas xa cov ntaub ntawv ntawm duplex fiber ntau.
BIDI SFP: tuaj yeem xa thiab tau txais cov teeb liab hauv simplex fiber.
WDM SFPs: Txhawb CWDM / DWDM kis tau tus mob kom ua kom cov bandwidth kom siab thaum txuag cov fiber ntau cable.
SONET/SDH SFP: Tau tshaj SONET/SDH thiab ATM tus qauv uas npog cov qauv ntawm cov ntaub ntawv tus nqi txuas ntxiv los ntawm OC-3/STM-1 (155 Mbps) rau OC-48/STM -16 (2488 Gbps) rau multimode (MM), luv-ntev (SR), nruab nrab-nce (IR1), thiab ntev-ntev (LR1/LR2) daim ntawv thov.
PON SFPs: Siv nyob rau hauv Optical Line Terminal (OLT) ntawm Central Office thiab Optical Network Terminal / Unit (ONT / ONU) ntawm cov neeg siv khoom qhov chaw.
3G-SDI video SFPs: Tsim los ua kom tau raws li cov qauv kev xa tawm video xav tau nyob rau hauv High Definition (HD) ib puag ncig.
SONET/SDH SFP yog sib xws nrog SONET/SDH thiab ATM tus qauv uas npog cov qauv ntawm cov ntaub ntawv tus nqi txuas ntxiv los ntawm OC-3/STM-1 (155 Mbps) rau OC-48/STM -16 (2488 Gbps) rau multimode (MM), luv-ntev (SR), nruab nrab-nce (IR1), thiab ntev-ntev (LR1/LR2) daim ntawv thov.
Fiber Channel SFP: Lub tshuab hluav taws xob ceev ceev (feem ntau khiav ntawm 1, 2, 4, 8, 16, 32, thiab 128 gigabits ib tus nqi thib ob) feem ntau yog siv los txuas cov ntaub ntawv hauv computer rau cov servers hauv SAN cov ntaub ntawv chaw ib puag ncig.
Cov khoom siv kho qhov muag yog ib qho kev ua haujlwm lossis cov khoom siv, yog ib qho khoom siv passive uas tsis tuaj yeem siv ib leeg. Nws tsuas yog siv tau rau hauv cov keyboards thiab cov khoom siv nrog optical module slots; lub optical transceiver yog ib tug haumxeeb plug-in thiab yog ib tug cais active ntaus ntawv. Cov cuab yeej siv tau ib leeg nrog cov khoom siv hluav taws xob.
Qhov kho qhov muag module nws tus kheej tuaj yeem ua kom yooj yim rau lub network thiab txo cov ntsiab lus tsis ua haujlwm, thaum siv cov khoom siv kho qhov muag yuav ua rau muaj ntau yam khoom siv, ua kom qhov tsis ua hauj lwm zoo heev thiab tuav qhov chaw cia ntawm lub txee, uas tsis zoo nkauj heev.
Lub optical module txhawb kev sib pauv kub, thiab kev teeb tsa yog hloov tau yooj yim; qhov kho qhov muag transceiver yog qhov ruaj khov, thiab kev hloov thiab hloov kho yuav muaj teeb meem ntau dua li qhov kho qhov muag module.
Optical modules kim dua fiber ntau optic transceivers, tab sis lawv muaj ntau ruaj khov thiab tsis yooj yim rau kev puas tsuaj; thaum fiber ntau optic transceivers muaj ntau dua kev lag luam thiab siv tau, tab sis yuav tsum xav txog ntau yam xws li adapters, teeb pom kev zoo, network cable raws li txoj cai, thiab lwm yam., kev sib kis poob nyiaj rau 30% txog.
Optical modules feem ntau yog siv rau kev sib txuas ntawm cov khoom siv kho qhov muag ntawm cov khoom siv sib txuas lus xws li kev sib txuas lus, cov tub ntxhais routers, DSLAM, OLT, thiab lwm yam khoom siv, xws li khoos phis tawj video, cov ntaub ntawv sib txuas lus, kev sib txuas lus wireless, thiab lwm yam khoom siv kho qhov muag fiber ntau.
SFP, SFP + los yog QSFP yog txhua yam ntawm cov transceivers siv los txuas tus hloov lossis lwm yam khoom siv hauv lub network rau tooj liab lossis fiber ntau cable. Lawv feem ntau yog siv los ntxiv cov chaw nres nkoj fiber ntau. Qhov twg SFP transceiver koj xaiv nyob ntawm hom cable, daim ntawv thov, xav tau ntau yam kho qhov muag rau lub network thiab qhov xav tau cov ntaub ntawv xa mus.
Ib qho SFP, los yog daim ntawv me me-qhov tseem ceeb pluggable, yog lub compact, kub-swappable transceiver tsim los txhawb 100/1000Mbps Ethernet, Fiber Channel thiab SONET, ntawm lwm cov qauv kev sib txuas lus. SFP transceivers txhawb kev ceev mus txog 4.25Gbps thiab feem ntau siv hauv kev sib txuas lus thiab cov ntaub ntawv kev sib txuas lus. SFP cov chaw nres nkoj muaj nyob hauv ntau yam khoom siv, los ntawm Ethernet hloov mus rau routers, NIC phaib thiab firewalls. Daim ntawv me me-qhov tseem ceeb pluggable specification yog raws li IEEE802.3 thiab SFF-8472.
SFP thiab SFP + transceivers zoo ib yam ntawm qhov loj thiab zoo li. Qhov sib txawv tseem ceeb yog SFP + yog qhov hloov kho tshiab uas txhawb kev nrawm dua mus txog 10Gbps. Qhov sib txawv ntawm cov ntaub ntawv tus nqi kuj suav rau qhov sib txawv ntawm kev sib kis deb-SFP feem ntau muaj qhov sib kis ntev dua. SFP+ specifications yog raws li SFF-8431. Hais txog SFP vs SFP + kev sib raug zoo, SFP + cov chaw nres nkoj feem ntau lees txais SFP optics tab sis ntawm qhov txo qis ntawm 1Gbps. Nco ntsoov, txawm li cas los xij, koj tsis tuaj yeem ntsaws SFP + transceiver rau hauv SFP chaw nres nkoj vim tias SFP + tsis txhawb kev nrawm dua 1Gbps.
Ua ntej SFP thiab SFP +, feem ntau cov transceivers yog gigabit interface converters lossis GBICs. SFP, qee zaum hu ua mini-GBIC, hloov GBIC vim nws qhov me me.
QSFP, lossis plaub daim ntawv me me-qhov tseem ceeb pluggable, yog lwm hom kev cog lus, kub-swappable transceiver. Nws txhawb Ethernet, Fiber Channel, InfiniBand thiab SONET / SDH cov qauv nrog cov ntaub ntawv sib txawv. QSFP modules feem ntau muaj ntau hom: 4x1Gbps QSFP, 4x10Gbps QSFP+, 4x28Gbps QSFP28. QSFP + thiab QSFP28 yog cov qauv tshiab tshaj plaws, uas txhawb nqa ntau daim ntawv thov 40Gbps thiab 100Gbps. Ob qho QSFP + thiab QSFP28 modules ua ke 4 kis thiab 4 receiver raws. Thaum QSFP + txhawb nqa 4x10Gbps lossis 1x40Gbps, QSFP28 tuaj yeem ua 4x25Gbps, 2x50Gbps lossis 1x100Gbps, nyob ntawm qhov siv transceiver. Cov kev qhia tshwj xeeb rau QSFP yog raws li SFF-8436.
Hloov thiab Routers
2.5G SFP modules tuaj yeem siv rau hauv kev sib txuas network thiab routers los muab kev sib txuas ceev. Cov qauv no tso cai rau cov ntaub ntawv sib kis tau zoo ntawm cov khoom siv sib txawv network, ua kom muaj kev sib txuas lus zoo ntawm lawv.
Fiber Optic Networks
Hauv kev sib txuas ntawm fiber ntau optic, 2.5G SFP modules tuaj yeem ua haujlwm los txhawb kev xav tau bandwidth ntxiv. Lawv tuaj yeem siv los tsim kev sib txuas ntawm ib hom lossis ntau hom fiber ntau optic cables, nyob ntawm seb lub network infrastructure.
Video soj ntsuam Systems
Nrog rau qhov muaj koob meej loj hlob ntawm cov lus txhais siab (HD) thiab 4K IP koob yees duab, cov tshuab soj ntsuam video feem ntau xav tau ntau dua bandwidth. Los ntawm kev sib koom ua ke 2.5G SFP modules, cov tshuab no tuaj yeem xa cov kwj video tau zoo dua, tso cai rau kev ua yeeb yaj kiab zoo dua thiab cov duab zoo dua.
Data Centers
Hauv cov chaw zov me nyuam, 2.5G SFP modules muaj txiaj ntsig zoo rau kev sib txuas cov servers thiab cov tshuab khaws cia. Lawv pab txhim kho tag nrho cov kev ua haujlwm hauv network thiab pab txhawb kev hloov pauv ntawm cov ntaub ntawv loj hauv cov ntaub ntawv chaw tsim kho.
Lawv yog cov khoom siv hluav taws xob me me, uas muaj cov khoom siv hluav taws xob hauv tus kheej uas muaj cov khoom xa tawm thiab cov khoom txais. Lawv siv los hloov hluav taws xob teeb liab ntawm ib daim ntawv mus rau lwm qhov. Hauv kev sib txuas lus fiber ntau optics, SFP Modules ua haujlwm los ntawm kev txais lub teeb pulses los ntawm ib qho fiber ntau optical cable thiab hloov mus rau hauv cov teeb liab hluav taws xob uas tuaj yeem kis tau los ntawm tooj liab hlau lossis lwm yam xov xwm. Lub module ua haujlwm los ntawm kev txais lub teeb los ntawm ib qho fiber ntau optical cable thiab hloov mus rau hauv cov khoom siv hluav taws xob. Cov no ces xa mus rau tooj liab hlau los yog lwm yam xov xwm raws li xav tau. SFP module yog ib qho khoom siv me me uas hloov cov pulses ntawm lub teeb tuaj rau hauv cov teeb liab hluav taws xob. Lub module ua haujlwm los ntawm kev txais lub teeb los ntawm ib qho fiber ntau optical cable thiab hloov mus rau hauv cov khoom siv hluav taws xob. Cov no ces xa mus rau tooj liab hlau los yog lwm yam xov xwm raws li xav tau. SFP Modules yog siv rau hauv ntau daim ntawv thov xws li Gigabit Ethernet, Fiber Channel, 10 Gigabit Ethernet, InfiniBand, thiab SONET / SDH. Fiber optic SFP modules yog cov khoom siv hluav taws xob me me, nws tus kheej muaj cov khoom siv hluav taws xob uas xa thiab tau txais lub teeb pulses hla cov fiber ntau optical cables. Lawv siv nyob rau hauv fiber optic kev sib txuas lus systems los hloov hluav taws xob teeb liab mus rau hauv lub teeb pulses, uas yuav kis tau nyob rau hauv ntev kev deb siv iav los yog yas fibers.
Cov ntaub ntawv tus nqi
Nws yog hais txog tus naj npawb ntawm cov ntaub ntawv xa tawm ib ob, tam sim no muaj tsib hom kev siv ntau: 155Mbps, 1.25Gbps, 2.5Gbps, 10Gbps, 40Gbps thiab lwm yam. Lub 155M optical transceiver tseem hu ua FE (Fast) optical transceiver. Lub 1.25G optical transceiver tseem hu ua GE (Gigabit) optical transceiver, uas tam sim no yog cov khoom siv kho qhov muag kis tau zoo tshaj plaws. Tsis tas li ntawd, kuj tseem muaj 2Gbps, 4Gbps, 8Gbps, 16Gbps rau optical fiber cia network (SAN).
Qhov siab tshaj qhov kis tau tus mob
Txawv optical transceiver modules txhawb kev sib kis sib txawv. Feem ntau, qhov kev ncua deb ntawm multimode optical transceiver module yog luv dua li ib hom optical transceiver module thiab tus nqi kuj pheej yig dua. Piv txwv li, 10GBASE-SR SFP + optical transceivers tuaj yeem ncav cuag li 300m, thaum 10GBASE-ZR SFP + optical transceivers tuaj yeem mus txog 80km, yog li nws yog ib qho tseem ceeb rau kev txiav txim siab qhov kev ncua deb koj xav tau. Tsis tas li ntawd, coj mus rau hauv tus account lub attenuation thiab dispersion ntawm optical signals thaum lub sij hawm kis tau tus mob, peb xav kom koj siv optical transceivers uas txhawb me ntsis loj dua kis tau tus mob deb tshaj qhov koj xav tau. Rau kev sib txuas luv luv ntawm cov khoom siv hauv cov khib nyiab, peb pom zoo kom siv cov khoom siv hluav taws xob kub ceev uas pheej yig dua li optical transceiver module.
Transmission Medium
Copper cables thiab optical cables yog ob qho kev tshaj tawm xov xwm tshaj plaws. Yog li ntawd, qee qhov optical transceiver modules yog tsim los ua cov chaw nres nkoj tooj liab, thiab qee qhov optical transceiver modules yog tsim los ua qhov chaw nres nkoj. Feem ntau, optical transceiver module feem ntau siv nyob rau hauv 1G, 10G, 40G Ethernet daim ntawv thov kis tau tus mob mus ntev, thiab cov tooj liab transceiver module yog siv nyob rau hauv ultra-luv-kis daim ntawv thov.
Ua haujlwm kub
Kev khiav hauj lwm ib puag ncig kub ntawm lub transceiver yuav tsum tsis txhob siab dhau, yog tias ntau tshaj qhov kev khiav hauj lwm kub, nws yog qhov yuav txuas tsis ua hauj lwm. Qhov kub ntawm qhov kev lag luam kho qhov muag pom tau zoo ib txwm yog 0 degree ~ 70 degree, thaum lub tshuab optical transceiver haum rau qhov kub ntawm -40 degree C ~ 85 degree .
Lub wavelength
Cov wavelength uas nquag siv yog cov wavelengths hauv qab no.
850nm (MM, multimode, tus nqi qis tab sis luv luv kis tau tus mob, feem ntau tsuas yog xa 500M);
1310nm (SM, ib hom, poob thaum kis tau tus mob tab sis me me, feem ntau siv rau kev sib kis hauv 40KM);
1550nm (SM, ib hom, poob me me thaum lub sij hawm kis tau tus mob tab sis loj dispersion, feem ntau yog siv rau kev sib kis mus ntev tshaj 40KM, qhov deb tshaj plaws uas tsis yog-relay ncaj qha kis tau tus mob 160KM);
Transceiver Compatibility
Tshawb xyuas cov transceiver compatibility raws li cov khoom piav qhia thiab daim ntawv lo, paub tias cov khoom siv twg tuaj yeem siv, yog tias tsim nyog, yuav tsum tau kuaj cov transceiver hauv cov khoom qub.
Tus nqi Transceiver
Cov neeg siv tuaj yeem yuav cov khoom lag luam qub optical transceivers los ntawm cov neeg xa khoom lossis yuav cov neeg thib peb tau tshaj optical transceivers ncaj qha los ntawm cov chaw muag khoom optical transceiver. Raws li ib txwm muaj, tsis muaj qhov sib txawv ntawm qhov kev ua tau zoo ntawm cov khoom siv optical transceiver thiab tus thawj OEM transceiver, thiab tus nqi yog ob peb zaug pheej yig dua li tus thawj OEM transceiver, uas yog vim li cas qhov sib xws optical transceiver yog nrov. Koj tuaj yeem xaiv qhov kho qhov muag module raws li koj tus kheej xav tau.
Txog tam sim no, FB-LINK tau txais ntau dua 65 patents rau kev tsim, thiab ntau dua 90 software copyrights. Nws tau dhau los ua lub teb chaws high-tech enterprise. Tsis tas li ntawd, nws tau txais kev txhawb nqa thoob ntiaj teb kev tsim kho tshiab hauv kev ruaj ntseg hauv internet ob peb zaug.
FB-LINK muaj ib pab pawg kws tshaj lij nrog kev tsim vaj tsev zoo, kev teeb tsa, thiab kev tswj hwm qhov project uas tuaj yeem ua haujlwm kawg-rau-kawg network xa mus rau TSPs, CSPs, Cable MSOs, thiab cov lag luam loj. Cov kws tshaj lij tuaj yeem muab cov kev daws teeb meem ib zaug xws li kev xa tawm ntawm qhov chaw.
Raws li ib qho ntawm cov ua 2.5g sfp manufacturers thiab lwm tus neeg nyob hauv Suav teb, peb sov siab txais tos koj rau lag luam wholesale lossis yuav luv nqi 2.5g sfp hauv Tshuag ntawm no los ntawm peb lub hoobkas. Tag nrho cov khoom customized yog nrog cov khoom zoo thiab cov nqi sib tw. Tiv tauj peb rau kev hais lus thiab qauv dawb.
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