Raws li cov chaw cov ntaub ntawv teev rau 400G, 800G, thiab 1.6T txuas los txhawb AI kev cob qhia pawg thiab huab ua haujlwm, fiber ntau qhov chaw nres nkoj hauv khib tau dhau los ua qhov kev txwv tiag tiag. Lub Multi-fiber Push-On (MPO) connector - tshwj xeeb tshaj yog cov ribbon-structured variant ua los ntawm MT ferrule technology - yog ib qho ntawm cov lus teb tseem ceeb rau qhov txwv. Phau ntawv qhia no piav qhia txog dab tsi ib tug ribbon - qauv MPO connector tiag tiag yog, qhov twg nws khwv tau nws qhov chaw tshaj LC, yuav ua li cas nws maps rau niaj hnub no 400G / 800G transceivers, thiab tus tsim cov ntsiab lus engineers yuav tsum tau tshuaj xyuas ua ntej deploying ntawm scale.
Dab tsi yog Ribbon -Structured MPO Fiber Connector?
MPO connector yog ib tug multi{0}}fiber interface txhais los ntawm IEC 61754-7 tus qauv, ua nyob ib ncig ntawm ib tug precision{10}}moulded duab plaub MT (Mechanical Transfer) ferrule. Nyob rau hauv lub ferrule, ntau fibers yog ua raws los ntawm ob tug qhia pins, tso cai rau 8, 12, 16, 24, los yog txawm 32-48 fibers los ua phooj ywg nyob rau hauv ib tug push-on ua hauj lwm.
"Ribbon-structured" yog hais txog kev npaj fiber ntau nkag mus rau qhov txuas. Es tsis txhob routing ib tug neeg xoob fibers, lub cable nqa fibers raws li ib tug ca ribbon - feem ntau 12 fibers tuav nyob rau hauv parallel los ntawm ib tug matrix txheej. Cov ribbon layout no phim cov linear fiber qhov nyob rau hauv MT ferrule, uas ua rau kev txiav txim loj: tag nrho cov fibers yog polished thiab soj ntsuam nyob rau hauv ib tug ua hauj lwm es tsis yog ib tug -los ntawm -ib. Qhov tshwm sim yog ib qho txuas uas sib txuas cov fiber ntau suav nrog kev tsim khoom sib xws.
Yog tias koj tab tom ntsuas ribbon-raws li cov rooj sib txoos rau kev tsim kho tshiab, peb cov ntsiab lus ntawmribbon fiber ntau optic cablenpog cov kab hluav taws xob- sab kev tsim kho uas pub rau MPO txiav tawm.
Ribbon-Structured MPO vs. LC: Qhov twg Qhov Qhov Zoo Tshaj Plaws Los Ntawm
Qhov kev sib piv ntau tshaj plaws nyob rau hauv ib lub chaw cov ntaub ntawv yog MPO piv rau duplex LC. Ob leeg daws teeb meem sib txawv.
| Yam ntxwv | Duplex LC | Ribbon-Structured MPO |
|---|---|---|
| Fibers rau connector | 2 | 8, 12, 16, 24 (32/48 nyob rau hauv txuas ntxiv variants) |
| Hom 1RU vaj huam sib luag muaj peev xwm | ~ 96 fibers (48 duplex ports) | ~ 144 fibers ntawm MPO-12 modules; tseem ceeb dua nrog MPO-24 |
| Txoj kev txiav tawm | Rau -fiber polish | Kev txiav txim loj ntawm ribbon |
| Kev siv thawj zaug | Ob -fiber duplex txuas | Parallel optics, lub cev faib tawm, tawg mus rau LC |
| Polarity tswj | Simple (TX/RX) | Yuav tsum muaj txoj kev npaj A/B/C |
| Kev txiav tawm teb | Feem ntau | Yuav luag ib txwm ua haujlwm ua haujlwm - txiav tawm |
Qhov kom zoo dua qhov ceev yog qhov tseeb tab sis qhov xwm txheej - nyob ntawm. Nyob rau hauv ib nplooj ntawv - qaum ntaub uas feem ntau uplinks yog 400G SR8 los yog 800G SR8, MPO trunking tshem tawm ib tug loj npaum li cas ntawm thaj vaj huam sib luag vaj tse piv nrog rau tag nrho cov -LC tsim. Hauv ib cheeb tsam me me nrog feem ntau duplex 10G / 25G txuas, LC tseem yooj yim dua thiab pheej yig dua.
Kev xa tawm sai nrog ua ntej-Tom qab MPO Kev Sib Tham
Vim hais tias ribbon fibers tuaj yeem polished thiab sim ua tib yam ntawm lub Hoobkas, MPO feem ntau yog xa mus ua ntej - txiav kev sib dhos - lub cev cable nrog MPO connectors ntawm txhua qhov kawg, ntxiv rau cov cassettes lossis harnesses uas tawg tawm rau LC qhov twg ib tus neeg transceivers xav tau. Qhov tshwm sim yog lub ntsaws-thiab- ua si ntawm kev xa tawm qauv: tsis muaj fusion splicing, tsis muaj teb polishing, tsis muaj ib - fiber ntau soj ntsuam hauv lub txee.
Cov neeg muag khoom thiab cov neeg ua haujlwm niaj hnub tshaj tawm tias ua ntej - txiav MPO cov kev daws teeb meem txo qis ntawm - lub sijhawm teeb tsa thiab kev ua haujlwm piv nrog cov teb - txiav LC pob khoom, tshwj xeeb tshaj yog nyob rau hauv greenfield tsim thiab loj - nplai tsiv teb tsaws. Qhov kev txuag nyiaj tiag tiag yog nyob ntawm qhov sib txuas suav, ntim ntim, kev tswj hwm cable nyuaj, thiab cov neeg ua haujlwm kev paub dhau los, yog li peb pom zoo kom kho ib feem pua ntawm daim duab (qhov "70% sai dua" thov pom hauv qee cov khoom lag luam) raws li qhov qhia ntau dua li universal.
Rau cov rooj sib txoos lawv tus kheej, saib peb qhov ntau ntawmMPO thiab MTP cov khoom, uas suav nrog cov pob tw, cov hlua tawg, thiab kev hloov pauv jumpers siv nyob rau hauv cov ntaub ntawv niaj hnub feem ntau.
MPO Connectors rau 400G thiab 800G Parallel Optics
Feem ntau siab - tus nqi Ethernet optics saum toj 100G siv cov khoom sib txuas ua ke, txhais tau tias ntau lub fiber ntau khub (lossis txoj kab) ua haujlwm nyob rau tib lub sijhawm es tsis yog ib khub duplex. Qhov no yog qhov twg MPO dhau los ua qhov kev xaiv siv tau zoo.
Hom kev sib koom ua ke pom hauv kev tsim khoom lag luam:
- 400GBASE-SR8- 8 xa + 8 tau txais txoj kab hla ntau hom fiber ntau, feem ntau yog sib xyaw rau MPO-16 lossis ob lub MPO-12 txuas.
- 400GBASE-DR4- 4 ib txoj kab - hom kab, sib tw rau MPO-12 (APC). Feem ntau deployed nyob rau hauv daim ntawv ntawm aQSFP-DD DR4 optical module.
- 800GBASE-SR8 / DR8- 8 txoj kab ntawm 100G ib txoj kab; SR8 siv tib hom multimode nrog MPO interface, DR8 siv tib -hom MPO-16.
- 800G hauv QSFP-DD800 / OSFP daim ntawv foos- daim ntawv foos yog ywj siab ntawm qhov kho qhov muag interface, tab sis sib npaug - fiber ntau variants xaus ntawm MPO.
IEEE 802.3df thiab 802.3dj kev hloov kho txhais cov PHY tsis ua haujlwm rau 400G thiab 800G Ethernet, thiab ib feem loj ntawm cov PMDs xav tias MPO ua fiber ntau interface. CovIEEE 802.3df Task Forcecov ntaub ntawv yog cov ntaub ntawv pov thawj uas suav fiber ntau thiab txuas polish txhua qhov sib txawv yuav tsum tau.
Yog tias koj tab tom npaj sab optics ntawm 800G rollout, peb kev sib tham ntawm800G optical modulestaug kev los ntawm txoj kab tsheb thiab cov kev xav tau fiber ntau tom qab cov qauv no.
Kev xaiv ntawm MPO-12, MPO-16, thiab MPO-24
Fiber suav xaiv yog ib qho kev txiav txim siab tshaj plaws hauv MPO tsim. Peb feem ntau variants coj txawv txawv:
- MPO-12- ntev - sawv ntsug. Fits 40GBASE-SR4, 100GBASE-SR4, 400GBASE-DR4, thiab tawg kom huv si rau hauv 4 duplex LC khub. Zoo haum thaum feem ntau cov kev sib txuas yog 4-txoj kab sib luag optics lossis thaum koj xav tau txoj hauv kev yooj yim tsiv teb tsaws los ntawm cov txheej txheem uas twb muaj lawm. Saib peb cov primer rauMPO 12 fiber ntau cablesrau cov kev siv ib txwm.
- MPO-16- tsim tshwj xeeb rau 8- txoj kab kev optics zoo li 400GBASE-SR8 thiab 800GBASE-SR8/DR8. Cov haiv neeg 16-txoj hauj lwm layout zam qhov txawv txawv "ob MPO-12 connectors ib qhov chaw nres nkoj" workaround.
- MPO-24- ob kab ntawm 12 fibers. Qhov siab tshaj plaws ntawm ib qho kev sib txuas, muaj txiaj ntsig zoo rau kev sib koom ua ke ntawm lub cev, tab sis kev npaj polarity thiab tshuaj xyuas yog qhov nyuaj dua.
Tib - hom kev xa tawm yuav luag ib txwm siv APC (angled) kawg - ntsej muag polish kom rov qab poob qis; Multimode deployments siv PC. Kev sib xyaw ua ke tsis tuaj yeem hloov pauv tau, thiab tau txais qhov tsis ncaj ncees lawm yog ib qho kev ua yuam kev ntau dua.
Rau cov ntsiab lus xaiv dav dav thoob ib - hom thiab ntau hom, peb phau ntawv qhia rausingle-mode vs. multimode fiber ntaunpog fiber ntau- hom cuam tshuam uas cuam tshuam rau hauv MPO kev xaiv.
Kev txiav txim siab engineering ua ntej xa tawm MPO
MPO connectors xa qhov ntom, tab sis lawv hloov qhov nyuaj es tsis tshem nws. Ib daim ntawv teev luv luv ua ntej cog lus rau kev tsim:
- Txoj kev polarity- TIA-568 txhais Methods A, B, thiab C, txhua qhov sib txawv jumper, pob tw, thiab cassette ua ke. Xaiv ib txoj kev thiab siv nws tsis tu ncua hla cov ntaub. Kev sib xyaw-txoj kev patching yog feem ntau ua rau cov kev sib txuas tawg hauv MPO rollouts.
- Insertion poob nyiaj txiag- txhua MPO khub niam txiv ntxiv qhov poob. Rau 400G thiab 800G luv- mus txog qhov sib txuas, qhov kev tso cai channel poob yog nruj (feem ntau hauv qab 2 dB rau SR variants). Suav cov ntsiab lus mating ua tib zoo hla lub cev + cassette + jumper chains.
- Xaus-kev tshuaj xyuas lub ntsej muag thiab ntxuav- MT ferrules muaj thaj chaw loj, thiab ib qho kab mob sib kis hauv 12- lossis 24-fiber ferrule tuaj yeem ua tsis tiav tag nrho cov txuas. Kev tshuaj ntsuam xyuas muaj peev xwm saib tag nrho MT lub ntsej muag, thiab cov cuab yeej ntxuav qhuav tsim los rau MPO, tsis tuaj yeem sib tham. Peb txoj kev taug mus rauMPO tshuaj xyuas thiab tunpog cov kev ua haujlwm.
- Poj niam los txiv neej thiab kev taw qhia tseem ceeb- MPO connectors yog txiv neej (pinned) los yog poj niam (unpinned), thiab qhov tseem ceeb -up/key- down orientation matters. Lub cev-rau-cassette interfaces yuav tsum tau npaj ua ntej xaj.
- Tib - hom vs. multimode fiber ntau hom- OM4 thiab OM5 multimode dominate luv SR txuas;OM 4yog cov pem hauv ntej rau 400G SR. Tib- hom (G.652.D lossis G.657.A1/A2) yog xav tau rau DR/FR/LR mus txog.
Rau cov ntaub ntawv chaw tsim qauv uas muab cov ntsiab lus no xaus - mus rau - kawg, pebdata center txuas kev daws teeb meemnplooj ntawv qhia txog cov kab txuas, txuas, thiab cov khoom vaj huam sib luag siv ua ke hauv 400G / 800G fabrics.
Thaum MPO Tej zaum tsis yog txoj kev xaiv
MPO tsis yog kev hloov kho thoob ntiaj teb. Cov rooj plaub uas tus qauv duplex LC tseem yog cov lus teb zoo dua suav nrog:
- Cov tes hauj lwm tswj hwm los ntawm 10G thiab 25G duplex txuas qhov twg qhov sib txuas optics tsis muaj txiaj ntsig.
- Cov cheeb tsam me me uas tus nqi ntawm MPO pob tw, cov ntawv kaw lus, thiab cov cuab yeej kuaj tshwj xeeb tshaj qhov kev txuag ceev.
- Cov chaw uas tsis muaj kev cob qhia cov neeg ua haujlwm rau MPO polarity tswj thiab MT- ntxuav ntsej muag - cov nqi yuam kev nce siab hauv cov xwm txheej ntawd.
- Cov kab txuas uas xav tau ntau zaus teb rov- txiav; MPO tau dhau los ua lub Hoobkas - cov khoom raug txiav tawm.
Kev ua lag luam Outlook
Kev kwv yees rau MPO connector kev ua lag luam sib txawv heev thoob plaws cov kws tshuaj ntsuam, qhia txog cov ntsiab lus sib txawv thiab cov xyoo puag ncig. Kev kwv yees luam tawm xyoo 2024-2025 muaj dav dav los ntawm sub-USD 1 billion mus rau ntau txhiab daus las los ntawm nruab nrab-2030s, nrog CAGRs tshaj tawm feem ntau ntawm 13% thiab 19%. Cov teeb liab sib koom thoob plaws cov ntaub ntawv no yog cov kev taw qhia ntau dua li qhov loj: MPO ntim tau khi rau cov ntaub ntawv chaw capex, AI pawg tsim tawm, thiab 400G / 800G hloov kho lub voj voog, tag nrho cov uas tau npaj yuav loj hlob mus txog kaum xyoo. Kho ib qho kev lag luam ib daim duab ua ib cov ntaub ntawv taw qhia ntawm ob peb.
Cov lus nug nquag
Qhov txawv ntawm MPO thiab MTP yog dab tsi?
MTP yog lub cim kev lag luam, kev ua tau zoo- txhim kho MPO connector tsim los ntawm US Conec. MTP connectors yog mechanically sib xws nrog MPO connectors raws li IEC 61754-7, tab sis muaj xws li refinements xws li ib tug tshem tau vaj tse, txhim kho lub caij nplooj ntoos hlav tsim, thiab nruj ferrule kam rau ua. Hauv kev xyaum, MPO thiab MTP yog mateable; "MTP" yog ib hom ntawm MPO.
Muaj pes tsawg fibers tuaj yeem txhawb MPO connector?
Feem ntau cov hloov pauv yog 8, 12, 16, thiab 24 fibers hauv ib qho MT ferrule. Extended versions ncav cuag 32 thiab 48 fibers nyob rau hauv ob - los yog peb - kab layouts, feem ntau tseg rau tshwj xeeb siab - ceev sib dhos.
Puas yog MPO haum rau 800G?
Yog lawm, rau qhov sib npaug ntawm -optics PMDs. 800GBASE-SR8 thiab 800GBASE-DR8 yog tsim los ntawm MPO interface (feem ntau MPO-16). Serial 800G PMDs uas siv lub duplex ib leeg-hom interface tsis xav tau MPO.
MPO polarity yog dab tsi thiab vim li cas nws tseem ceeb?
Polarity xyuas kom meej tias cov xaim fiber ntau ntawm ib kawg daim ntawv qhia mus rau qhov tau txais fiber ntau ntawm lwm qhov. MPO txuas siv cov phiaj xwm phiaj xwm - Txoj Kev A, B, lossis C hauv qab TIA-568 - los daws qhov no hla cov pob tw, cov ntawv kaw lus, thiab cov jumpers. Kev sib xyaw ua ke hauv ib qho channel tawg qhov txuas.
Vim li cas feem ntau MPO connectors Hoobkas- raug txiav?
Mass - polishing 12 los yog ntau dua fibers hauv ib qho MT ferrule rau cov geometry xav tau los ntawm IEC 61755 yog qhov nyuaj ua kom ntseeg tau hauv thaj chaw. Kev txiav tawm ntawm lub Hoobkas nrog 100% kev tso tawm - poob thiab rov qab los - kev sim poob ib fiber ntau zoo ib yam thiab pheej yig dua ntawm qhov ntsuas.
MPO puas ua haujlwm nrog QSFP-DD thiab OSFP modules?
QSFP-DD thiab OSFPdaim ntawv yamyog mechanical thiab hluav taws xob specifications; seb lawv puas siv MPO interface nyob ntawm qhov tshwj xeeb PMD hauv lub module. Parallel-fiber variants (SR4, SR8, DR4, DR8) siv MPO; duplex variants (FR, LR) siv LC lossis CS.
Cov ntsiab lus
Ribbon- qauv MPO connectors tsis yog lub tswv yim kev lag luam - lawv yog cov lus teb engineering rau qhov tseeb ntawm lub cev ntawm qhov sib npaug - optics fabrics. Lawv khwv tau lawv qhov chaw uas muaj fiber ntau suav, sib npaug ntawm optics dominate, thiab ua ntej - txiav lub Hoobkas sib dhos ua rau kev lag luam. Lawv tsis yog ib qho poob- hloov pauv rau LC hauv txhua qhov chaw, thiab kev ua haujlwm engineering uas lawv xav tau (polarity, IL pob nyiaj siv, kawg- tshuaj xyuas ntsej muag, fiber ntau- suav xaiv) yog tiag tiag.
Rau cov pab pawg npaj tsim 400G lossis 800G, txoj cai pib yog qhov txuas cov khoom muag: pes tsawg txoj kab hauv ib qhov chaw nres nkoj, hom transceiver, dab tsi ncav cuag, qhov kawg - ntsej muag polish, dab tsi polarity txoj kev. Los ntawm qhov ntawd, MPO-12, MPO-16, lossis MPO-24 - thiab cov khoom sib xws, cov ntawv xov xwm, thiab jumpers - dhau los ua qhov kev txiav txim siab ntau dua.