Qhov twg coherent optical system ua haujlwm zoo tshaj?
Oct 24, 2025|
Ntawm no yog qhov tsis xis nyob txog kev xaiv cov khoom siv kho qhov muag tshiab: "zoo tshaj" system tsis muaj nyob. Dab tsi tshwm sim muaj txiaj ntsig zoo sib txawv ntawm kev ua kom zoo rau kev ncua deb-}}}}}}}}}}} dua nyob rau hauv capex thaum xa tus nqi ntxiv.
Kuv tau saib Network cov haujlwm ua qhov kev ua txhaum no tau ua txhaum. Lawv siv cov tshuab 800g rau 40km cov ntaub ntawv nruab nrab hauv nruab nrab uas 400zr yuav lis txig zoo kawg {}} ntawm ib nrab ntawm lub zog kos. Los yog phem dua, lawv ncab 400zr dhau nws cov physics {{5 7}}}}}}}}} Muaj vim li cas lawv tus lej yuam kev loj.
Qhov kev ua lag luam kho qhov muag tau tsoo qhov muag hauv 2024. Kev xa khoom siv ntau dua {} dua {} Tshaj tawm cov thev naus laus zis rau kev nthuav dav cov lag luam. Meanwhile, 800g lub tshuab pib ua lag luam xa khoom, thiab 1.6T cov yeeb yaj kiab tawg cov ntaub ntawv hla ntau tus nqa khoom thoob plaws ntau tus neeg nqa khoom hla ntau tus neeg nqa khoom. Tab sis qhov kev xaiv no tawg tsim kev txiav txim siab tuag tes tuag taw.
Daim duab peb sab ua ntej: Vim li cas "zoo tshaj plaws" yog cov ntsiab lus
Txhua lub teeb tsa kho qhov muag kho qhov muag nyob hauv daim duab peb sab ntawm cov kev sib tw txwv:Kev Sib Kis, Cov ntaub ntawv tus nqi, thiabKev siv fais fabCov. Ua kom zoo rau ib qho, thiab lwm tus neeg txom nyem. Nkag siab txog cov kev lag luam no- tsis muaj qhov chaw muaj txiaj ntsig ntau dua li cim qhia cov ntawv txheeb.
Lub Physics Checking
Cov DACs tam sim no feem ntau yog 8-me ntsis daws teeb meem nrog cov khoom lag luam zoo tshaj 6 cov khoom lag luam uas koj tuaj yeem ntseeg tau. Thaum koj pom cov khoom lag luam tawm tswv yim 1.6th rau ib nthwv dej, nug: ntawm qhov deb li cas? Nrog dab tsi hloov hom ntawv? Nyob rau hauv dab tsi osnr tej yam kev mob?
Txoj kev sib raug zoo yog kev ua siab phem. Vim tias lub zog uas yuav tsum tau ua rau muaj kev cuam tshuam nrog kev txwv tsis pub dhau los ntawm kev siv hluav taws xob muaj txiaj ntsig (}}}}}}}}-}}
Ntawm no yog qhov no txhais tau tias kev xyaum: Lub kaw lus khiav 64 {} Yog ib txwm muaj dua tshiab Qhov uas yuav tsum tau ua rau cov txhais ua ke luv lossis ntau lub zog-tshaib plab. Koj tsis xaiv cov nta-koj nyob nraum sib tham nrog physics.
Daim ntawv thov aav moj khaum
Los ntawm kev txheeb xyuas cov qauv xa tawm los ntawm 2024, peb qhov kev thov sib txawv ntawm cov aaves, txhua tus muaj cov qauv sib txawv:
Zone 1: Campus / Senta - dc (0-20km)
Kev Tsav Tsheb Xav Tau: Lub siab loj uas muaj peev xwm per fiber, minimal latency
Ua kom lub cev kom zoo dua: Dispersion tsis tshua muaj teeb meem ntawm cov kev ncua deb no
Winning architecture: Coherent - lite lossis siab -} ceev Pam4
Ua li cas: Raws li muaj peev xwm nplai rau cov nqi siab dua thiab ntes cov khoom siv ntau dua, siv cov qauv siv hluav taws xob ntau dua hauv kev daws teeb meem hauv thiab ib puag ncig cov ntaub ntawv
Zone 2: Metro / Regional DCI (20-500KM)
Kev Tsav Tsheb Xav Tau: Sib npaug ntawm lub peev xwm, ncav cuag, thiab kev ua haujlwm yooj yim
Physics Sib Tw: Chromatic discersion ua qhov tseem ceeb
Winning architecture: 400g zr + lossis 800g ZR + Pluggables
Ua li cas: Holdilocks Thaj Chaw Rau Coherent Plug Plug Plug Plug Plug Plug Plug Plug Plug Plug Plug Pluggables {}} txaus dsp zog, tswj kev siv fais fab
Zone 3: Ntev {- haul / seanas (500km +)
Kev Tsav Tsheb Xav Tau: Qhov siab tshaj plaws nrug nrog yuam kev -} dawb kis tau
Physics Sib Tw: Kev faib tawm cov kev faib tawm, PMD, Nonline sib cuam tshuam
Winning architecture: High {{- Kev ua tau zoo embedded Coherent (PSE- v, ICE6, WAVELOGIC 6)
Ua li cas: Sib txawv baud tus nqi ua haujlwm thiab QPSK, 8Qam, thiab 16g, 300g, 300g, 300g, 300g, muaj ntau txhiab mais kev deb ntawm 10000g ib lub wavelength rau ntau pua pua pua pua mais
Qhov yuam kev yog kev kho cov no ua kev daws teeb meem overlapping. Lawv tsis yog. Lub 100g qsfp28 coherent pluggable opvized rau 300km Metro Links yog ib txoj kev xaiv txaus ntshai yog qhov kev txaus siab rau lub tsev kawm ntawv sib txuas thiab hwj chim {6} badgry. Hloov siab, ncab tsev kawm ntawv qib siab - Qhov kev faib kho kom zoo {{9} lite nws tus qauv tsim tag nrho.
Txiav txim siab 2025 coherent toj roob hauv pes
Qhov kev ua lag luam sib xyaw ua haujlwm hloov zuj zus mus txawv zog hauv 2024. Cia kuv taug kev koj los ntawm dab tsi uas yeej tseem ceeb ua lag luam suab nrov.
Lub 400g dominance Paradox
Nov yog qee yam uas xav tsis thoob kev lag luam: txawm tias txhua tus thawj coj ua lag luam hauv kev xa khoom ntawm 400G. Acacia QSFP - DD thiab OSFP Tsab Lus.
Vim li cas 400g txuas ntxiv kev ua haujlwm thaum 800g muaj tshwm sim? Peb yam:
Kev Lag Luam Kev Muaj Peev Xwm: Cov kev sib txuas siv kho qhov muag tau tuaj yeem txo cov nqi thiab qhov chaw nyob ntawm cov chaw ntsuas cov ntaub ntawv ntawm cov ntaub ntawv ntawm 80% ntawm qhov chaw, lub zog, thiab txias yuav tsum tau rau lawv cov DCIS
Kev Txhawj Tawv Loj: 400zr muaj ntau - Tus Vendor sib cuam tshuam los ntawm OIF cov qauv kev sib tshuam no hauv kev sim siab txog 2024.
Lub peev xwm oversuply: Feem ntau METRO LINTS tsis tas yuav muaj 800g rau ib nthwv cua tsis tau. Kev xa tawm nws yog zoo li kev yuav ib semi- tsheb rau cov khoom noj khoom haus.
Tab sis ntawm no yog qhov twg nws tau txais kev nthuav dav: kev lag luam yog kev ntseeg siab uas sau rau hauv 300 {}, nrog ib qho ntxiv mus rau 400-500gbaud tiav nyob rau hauv kaum xyoo tom ntej. Lo lus nug tsis yog xav tias yuav 800g-nws yogthaumKoj cov network tshwj xeeb hla qhov kev ua haujlwm rau qhov chaw uas nws cov kev lag luam ua tau zoo.
Lub Plugamable vs. Embedded Kev Txiav Txim Siab
Ib qho ntawm 2024 txoj kev sib luag heev: cov ncauj lus uas txaus siab soj ntsuam yog qhov kev sib tham ntawm cov neeg siv khoom uas tau xa tawm mus rau hauv cov routers.
Lub tsa tau hloov pauv tsim tsim cov qauv kev xaiv tseem ceeb
Cov coherentgable (qsfp - DD, OSFP)
Zoo tshaj plaws rau: Cov ntaub ntawv chaw sib tshuam, Metro agregation, IP - over {1} {1}- dewdm
Qab zib: 40km-500km ntawm 400g-800g
Zais dua: Tshem tawm cais hloov chaw txuas ntxiv chassis {{0} radical hneev taw kev txiav
Zais tus nqi: Chaw nres nkoj {{- cov qib kev txwv ntau tshaj plaws
Embedded Coherent (LINE Phaib)
Zoo tshaj plaws rau: Lub Regional, Long - haul, submarine cov ntawv thov
Qab zib: 500km-8000km ntawm 400g-1.6t
Zais dua: Cov nyiaj siv hluav taws xob tsis txwv
Zais tus nqi: Dedicated chassis intrrastructure, tsis yooj yim dua rau kev hloov kho tshiab ntxiv
Cov qauv qhia siv 800g ZR / ZR + Optical Modules raws li Marvell Orion kev sib kis tau siv 1600g Couter Optical DSP, QUB) tshaj li ntau dua 2dB npoo. Qhov no 520km ncav cuag los ntawm Pluglgables sawv cev rau qhov tseem ceeb tseem ceeb- Nws pib cannumning li cas yog ib thaj chaw ib txwm muaj.
Daim Ntawv Factor Wars: QSFP - DD Vs. OSFP vs. CFP2
Tus qsfp - DD DC / ZR + yog qhov tsim nyog rau cov ntaub ntawv qhia txog kev ua haujlwm niaj hnub no (DCI),
Cia peb txiav los ntawm lub suab nrov:
QSFP - dd: Tus yeej rau ntom ntom thiab sib xyaw nrog cov qsfp uas twb muaj lawm. Thermal cov kev txwv tsis pub rau ~ 15W, uas lub kaus mom DSP nyuaj.
Tus osfp: Lub hnab ntawv loj me ntsis thermal lub hnab ntawv, enabling ntau dua cov muaj kev sib tw DSP algorithms. Zoo dua rau kev thawb mus txog kev txwv.
CFP2: Daim Qauv Kev Cai Lij Choj. Tsuas yog xaiv yog tias koj muaj CFP2 muaj kev cuam tshuam lossis xav tau kev sib cuam tshuam nrog cov npav sib txuam. Lub CFP2 tseem muaj feem xyuam rau txoj kev ua haujlwm lossis Telecom -}}}}}}}} Koj yog cov ntawv siv ntau dua thiab ntau dua kev xav tau.
Qhov kev txiav txim siab zoo: yog tias tsim vaj ntsuab greenfield, QSFP - DD muaj cov kab mob ntuj zoo tshaj plaws thiab kev ua haujlwm yav tom ntej. Yog tias txuas cov keebkeem kho qhov muag tsis tau zoo, ntsuas seb koj txoj kev tsheb uas twb muaj lawm uas yog koj cov ntaub ntawv uas twb muaj lawm.
Daim ntawv thov -}} kev xaiv tshwj xeeb
Tsis txhob nug "Dab tsi yog qhov system zoo tshaj?" Pib nug "Dab tsi physics -} Tsim} Quality architecture Qhov kuv muab nyiaj txiag tshwj xeeb?"
Cov xwm txheej 1: Hyperscale cov ntaub ntawv chaw ua haujlwm interconnnect (40-120km)
Koj qhov kev sib tw: Connecting cov ntaub ntawv cov chaw hauv nroog hla kev mus deb nrog kev loj hlob muaj peev xwm ntawm Ai / ML Workloads.
Qhov Zoo Tshaj Plaws Kos Duab: 400g zr lossis 400g ZR + hauv QSFP - dl
Vim li cas qhov no ua haujlwm:
Tus qauv 400zr yog lub hom phiaj {{1} Ua rau cov khoom siv 400 g} ge} 2 7}} Thaum ua ke nrog DWDM MUX / Demux thiab Edfa, nws txuas rau 120km.
Kev Txiav Txim Siab:
Yog tias koj muaj<80km point-to-point dark fiber: 400ZR (simpler, lower cost)
Yog tias koj xav tau 120km + lossis txoj kev hloov pauv: 400g ZR + (Openzr + nrog OpenFec)
Yog tias cov tsheb khiav ntau dua 400g ib qhov txuas los ntawm 2026: Xav txog 800zr thaum ntxov
Tus nqi tiag tiag cuam tshuam:
Acacia's 400g ullugnables energes enabled los txo capex los ntawm 35 feem pua thiab opex nqi los ntawm 84 feem pua thaum nthuav lawv lub network. Kev siv kev siv nyiaj no txo tau los ntawm kev tshem tawm cais cov txheej txheem txuas ntxiv.
Qhov Xwm Txheej 2: Cheeb Tsam Network Tsim - tawm (200-1000km)
Koj qhov kev sib tw: Carrier - qhab nia cov kev pab cuam thoob plaws cov kev ncua deb nrog ntau cov kev sib tw.
Qhov Zoo Tshaj Plaws Kos Duab: 800g ZR + Pluggables lossis 400G Embedded Coherent nrog Flex - grid txhawb
Vim li cas qhov no ua haujlwm:
Koj nyob hauv thaj chaw hla kev uas ob leeg kos duab sib tw. Qhov kev txiav txim siab hinges koj cov kev poob ntawm txoj kev poob peev thiab cov tsev kev tsheb.
Modules los ntawm peb lub tuam txhab pom kev cuam tshuam nrog 8-Qam ntau dua 2dB margin, nthuav dav tus qauv 1200k thaum tswj hwm oif 800g zr specification ua raws.
Kev Txiav Txim Tsob Ntoo:
Xam koj qhov phem tshaj - kev sib tw poob (fiber ntau + hibsm hops)
Yog tias tag nrho poob<18dB: 800G ZR+ pluggables (better economics, easier operations)
Yog tias poob 18 {{- 2500g: 400g embedded nrog siab dua-xaj Qam thiab cov tswv cuab
If loss >25DB lossis Submarine: Yuav tsum siv cov coherent nrog cov DSP siab heev
Lub Lag Luam Kev Lag Luam - tawm:
Ntawm cov kev ncua deb, koj xaiv ntawm cov qauv kev hloov pauv tau tseem ceeb. Nyob rau hauv 16 - pesm, txhua lub cim los sawv cev ntawm 400g coherent optics kab, thaum 64-qib sib faib ua 800g coherent optics kab. Ntau dua cov QAM pob ntau cov khoom dua ib lub cim tab sis xav tau zoo dua osnr-yeej zoo ua lag luam spectral efficiency mus cuag.
Cov xwm txheej 3: Campus / Senta -} cov ntaub ntawv chaw (<20km)
Koj qhov kev sib tw: Ultra -} high muaj peev xwm txuas rau hauv lossis nruab nrab}} cluster interconnns.
Qhov Zoo Tshaj Plaws Kos Duab: 1.6t coherent - lite (tawm) lossis 800g Pam4 (paub tab)
Qhov no yog qhov twg 2024 -}} 2025 Pom txoj kev tsim tshiab. Ciena cov wavelogregic 6 nano 1.6T coherent-lite pluggable yog thawj zaug muab cov cuab yeej thev naus laus zis rau cov ntaub ntawv thov cov ntaub ntawv, siv tau los ntawm Advanced 3NM CMOS.
Vim li cas coherent rau luv luv?
Tos, qhov no tsis ua txhaum peb cov chaw thov cov chaw thov "? Tsis heev. Cov physics tau hloov pauv.
Raws li muaj peev xwm nplai rau cov qhab nia siab dua thiab ntes cov thev naus laus zis tau txais ntau dua, siv zog ntau dua, siv zog siv hluav taws xob, siv hluav taws xob ntau dua los sib sau ua ke. Ntawm 1.6T kab qib, coherent ua tau muaj kev sib tw ntawm lub hwj chim thaum muab cov qauv loj dua.
Coherent - lite zoo:
Nyiaj txiag poob: 4DB + Nyiaj txiag poob qis dua li IMDD, ua kom muaj kev tsim kho ntau dua thiab tiv thaiv kev txuas txuas
WDM Scaling: Muaj peev xwm teev tau xa 6.4TB / s ntawm kev sib khub uas muaj fiber ntau siv o-}}} band tsim
CrosStalk Mitigation: Tseem Ceeb Rau Kho Qhov Muag Hluav Taws Xob Hluav Taws Xob (OCs) Cov Ntaub Ntawv Uas High
Kev Txiav Txim Siab:
If your 2025-2026 roadmap shows >800g rau ib qhov txuas yuav tsum tau muab faib rau Ai kev cob qhia ua haujlwm, coekas {1} {{1} - ntug.
Cov Xwm Txheej 4: Nkag / Txawb Backhaul (10-80km)
Koj qhov kev sib tw: Tus nqi -}} rhiab xa nrog lub peev xwm nruab nrab xav tau (100g-400G) thiab muaj peev xwm rau ib puag ncig sab nraum zoov / hnyav.
Qhov Zoo Tshaj Plaws Kos Duab: 100g qsfp28 coherent lossis 200g variants
Ntu tsis txaus ntseeg. Lub Qdco1 ua haujlwm ntawm 28GB kev txhawb nqa 100GB / s tuntable WDM kev sib kis tau ntawm tsawg dua 6W thiab txhawb nqa rau ib leeg {}} span exp tod txog 80km.
Vim Li Cas 100g Coherent tseem muaj:
Koj yuav xav tias 100g yog cov thev naus laus zis zoo nkauj. Tsis ncaj ncees lawm. Nws tau ntsib Renaissance hauv cov niches tshwj xeeb:
5g backhaul: 800g Technology txhawb 600g thiab 400g thiab xa tawm yuav tsum 150 ghz DWDM channel-}}}}- overkill rau kev sib sau xov tooj ntawm tes
Nqi Sensitivity: 100g coherent ntaus tus nqi rau tus nqi uas kev lag luam ua haujlwm rau cov chaw taws teeb
Ib puag ncig kev tawv: Kev lag luam thawj 100g QSFP28 ZR txhawb kev lag luam kev ua haujlwm kub ntau yam (-40℃rau 85 degree) ua haujlwm rau kev xa tawm hauv ib puag ncig sab nraum zoov
Kev Txiav Txim Siab:
Lub peev xwm<200G, distance <80km: 100G QSFP28 coherent
Muaj peev xwm 200-400g, deb<120km: 400G ZR with rate adaptation
Future capacity >400g: Tsim rau 800g los ntawm Pib (Zam forklift hloov kho tshiab)
Cov nqi tsheb uas zais tau
Kev yuav nqi yog tej zaum 30% ntawm tag nrho cov nqi ntawm cov tswv cuab rau cov txheej txheem sib co. Lwm qhov 70% hides ua kev siv nyiaj siv ua haujlwm, kev siv hluav taws xob, thiab cov khoom siv ua vajtse- hauv.
Lub Zog Kev Lag Luam: Ntev ntev - lub sij hawm ntau
Lub zog kev noj ntawm analog ncig, xws li DACS thiab ADCS, tsis tau txais qhov feem pua ntawm kev siv hluav taws xob ntau dua hauv txhua tiam ntawm DSP.
Cia kuv rau kev ntsuas qhov no nrog qhov piv txwv tiag tiag. Nroog Metro nrog 100 Coherent Pluggable Ports:
Cov xwm txheej A: 400g Zr pluglgables (15W txhua)
Pib Fais Kos Duab: 1,500W
Tus nqi siv hluav taws xob txhua xyoo (@ $ 0.10 / kWh, 24/7): $ 1,314
Tus nqi 5-xyoo: $ 6,570
Cua txias overhead (1.5x halver): $ 9,855
Scenario B: 800G embedded Coherent (40W txhua, tab sis ib nrab ntawm cov chaw nres nkoj)
Pib Fais Kos Duab: 2,000w (50 Ports × 40W)
Tus Nqi Paus Tus Nqi: $ 1,752
5-lub zog siv zog: $ 8,760
Cua txias overhead: $ 13,140
Tos - Tsis txhob noj hluav taws xob qis dua? Tsis tas. Lub ntsiab lus nyob rau hauv Port Laub, cov nqi chassis, thiab 800g kos duab, thiab 800g kos duab kuj tseem yuav yeej rau lub zog siab dua txawm tias muaj zog ntau dua / me ntsis.
Qhov tseem ceeb heev: koj cov nqi zog tshwj xeeb. Lub zog xav tau los ntawm cov chaw zov me nyuam yuav tsum pom muaj rau-}} molding nce ntxiv kaum xyoo. Yog tias koj nyob hauv thaj chaw nrog lub zog kim lossis ntsib lub zog datacenter lub zog txiav txim siab, qhov kev xam no ua rau txiav txim siab.
Tus neeg muag khoom xauv - hauv spectrum
DCO SCOILIAL SCECTION MODULES ntawm ob qho kawg ntawm qhov txuas uas yuav tsum tau los ntawm tib tus neeg muag khoom. Tsis tas li, cov laus dua ace transceival menules tsis yog yuav tsum tau los ntawm tib tus neeg muag khoom tab sis kuj yuav tsum tau ntsaws rau hauv cov ntawv teev nrog tib lub DSP.
Qhov no tau txhim kho kom zoo dua, tab sis kaw - Nyob rau hauv tseem muaj nyob ntawm ib qho spectrum:
Qhib feem ntau: Oif 400zr / 800zr
Ntau - Tus neeg muag khoom sab hauv kev ntsuas thiab muaj pov thawj. Koj tuaj yeem sib xyaw Acacia, Infintera, Nokia, Ciena modules.
Moderately qhib: Openzr + / openroadm
Kev sib cais nrog caveats. Openroadm yog piav rau thawj zaug uas yog qhov ua ntu zus cuam tshuam ua ke los pab 800g WDM cuam tshuam nyob rau hauv cov neeg muag khoom. "Thawj zaug rau thawj zaug" qhia tawm qhov no tseem ua tiav.
Tus tswv: Cov kev nthuav qhia ua tiav nrog cov neeg muag khoom -} Tshwj xeeb FEC
Xauv - hauv kev tsim qauv. Lub upside: feem ntau ua tau zoo tshaj plaws. Qhov poob qis: kev mob tsiv teb tsaws thiab kev sib ceg.
Kev Txiav Txim Txog Lub Tswv Yim: Yog tias koj yog tus muab kev pabcuam nrog 10+ xyoo kev npaj qab hau, them qhov kev nplua me me rau cov qauv qhib. Yog tias koj mob siab nrog kev yuav khoom siv hluav taws xob, cov khoom lag luam uas muaj cov lag luam zoo dua yuav raug kev pheej hmoo zoo.
Cov Lus Nquag Nug
Puas yog kuv yuav hla 400g thiab dhia ncaj qha rau 800g?
Tsis yog, tshwj tsis yog tias koj lub sijhawm xa khoom siv yog 2026+}} thiab koj cov peev txheej tshaj ib nthwv dej. Ntau tshaj 20 lab 400G & 800g Datacom Optical Cov khoom xa tawm tau raug xa mus ntau dua tripling xyoo {} {xyoo. Qhov 400g ecosystem yog tus paub tab, muaj pov thawj, thiab tus nqi} g (}} g /}} gine optim optim}
Tuaj yeem sib txuam optics ua haujlwm nrog kuv cov teeb meem DWDM uas twb muaj lawm?
Feem ntau yog, nrog caveats. Coherent Pluggabables yog tsim los ua haujlwm nrog cov c - band 50gz lossis 75GHz DWDM daim phiaj. Kaub: Cov zis siab siab lub zog ntawm 800g coherent modules yuav tsum 150 ghz dwdm channel nyob rau hauv qee qhov kev teeb tsa. Yog tias koj lub siab ntshaw DWDM siv nruj dua 50ghz placing, koj yuav fim cov kev txwv channel. Kev daws: Qhov kev txiav txim siab tseem ceeb yog qhov yuav tsum tau ua haujlwm nyob rau hauv ib lub nroog sib dhos uas muaj kev lag luam hauv lub network ua haujlwm ib puag ncig lub sijhawm no ib qho.
Dab tsi tiag {{- NTIAJ TEB HAIS TXOG KEV LAWM NTAWM 400ZR THIAB 400G ZR +?
400g Zr muaj peev nyiaj tau yog 10db / 40k rau taw tes {}}} {} {}} {}} Hauv kev sib piv, 400g ZR + (Openzr +) Ntxiv OpenFec uas muab kwv yees li 3-4dB ntxiv link nyiaj txiag. Qhov no txhais tau ntxig 1.5-2x ncav cuag extension lossis 2-3 ntxiv txoj kev hla kev. Yog tias koj qhov txuas muaj ntau dua 2 lub roades lossis tshaj 200km, ZR + ua qhov yuav tsum tau ua ntau dua li xaiv tau.
Puas yog kev sib koom tes technology yuav tsum muaj fiber ntau hom?
Tsis yog Qhov no yog ib qho ntawm kev sib koom ua ke killer zoo - nws ua haujlwm ntawm cov nqi fiber ntau. DSP nyiaj tau los rau cov kev tsis txaus ntseeg muaj kev piam sij uas yuav ua kom lub txee kaw cov lus kaw cov ntaub ntawv qhia ncaj qha.
Kuv yuav laij yog tias kev txhim kho kom muaj kev sib raug zoo ua kom muaj kev lag luam?
Tsim kom muaj 5-xyoo TCO qauv nrog cov cheebtsam:
Capex: Tus nqi Module + Chassis / Chaw Nres Tsheb (yog tias tsim nyog) + teeb tsa
OPEX Txhua Xyoo:
Kev Siv Hluav Taws Xob × Sijhawm Them / Kwh × 1.5 (txias yam)
Kev Txij Nkawm thiab Kev Cog Lus Txhawb
Tus nqi vaj tse ($ / ru lossis $ / sq ft)
Tus nqi ntawm tus nqi: Cov kev cuam tshuam tau los ntawm qhov muaj peev xwm tsis muaj peev xwm
Hloov Sij Hawm Hloov Sij Hawm: Thaum thev naus laus zis ua dab tsi?
Cov khoom siv ntxiv rau feem ntau tshwm sim thaum muaj peev xwm thov kev loj hlob ntau dua 30% txhua xyoo lossis thaum koj nyob nraum densifying uas twb muaj Metro Rings.
Dab tsi yog qhov kev tsiv teb tsaws ntawm 10G / 100g ncaj qha?
Peb txoj kev ua, nyob ntawm qhov kev cuam tshuam rau kev cia siab:
Parallel tsim: Xa cov coherent nrog rau cov txheej txheem txheej txheem, kev pabcuam tsiv teb tsaws. Tus nqi siab tshaj plaws, qis yuav muaj kev pheej hmoo.
Hauv -}} kev pab kho dua tshiab: Qee lub coherent optical modules tuaj yeem poob rov qab rau cov txheej txheem qub yooj yim xws li ntawm {}}}}}}}} Qhov no ua rau cov pej xeem sib nraus.
Forklift Hloov: Hloov cov txheej txheem kho kho kom zoo ib zaug. Pheej yig tshaj ntev - sij hawm, muaj kev cuam tshuam ntau tshaj plaws.
Cov neeg ua haujlwm feem ntau xaiv cov kev sib txuas ua ke rau kev sib txuas tseem ceeb, hauv {- kev pab cuam ntxiv rau cov kev txwv tsawg.
Puas yog 1.6T coherent npaj rau ntau lawm xa tawm?
Nyob ntawm koj cov lus txhais ntawm "npaj txhij." Wavelogogic 6 Huab Kev Xa Tawm 1.6tb / s coherent optics yog kev lag luam ua ntej hauv 2024, nrog nyob sib hais nrog kev sib tw ncaws tawm ntawm nws lub peev xwm. Kev sim teb ntawv ≠ lub tshuab ua tiav lawm. Cia siab tias Limited kev thov hauv 2025 kom ntxov rau cov kev ua tiav ntxov, nrog kev muaj dav dav hauv 2026. Yog tias koj qhov xav tau yog<1T per wavelength, you're overbuilding by chasing 1.6T today.
Kev xaiv lub moj khaum: koj qhov kev txiav txim siab FlowChart
Tom qab tshuaj xyuas ntau pua ntawm kev siv cov xwm txheej, ntawm no yog qhov kev txiav txim siab uas ua haujlwm ua haujlwm:
Kauj ruam 1: Txhais koj cov nyiaj pab
Ntau tshaj Fiber ntau: ___km
Tus naj npawb ntawm txoj kev hla (yog muaj): ___
Fiber yam thiab cov xwm txheej: Txheem G.652 / uas muaj keeb kwm / kev xa tawm tshiab
Xam tag nrho txoj kev ploj: fiber ntau attenuation + txoj kev sib dhos poob + npoo
Kauj ruam 2: Tsim Kom Muaj Peev Xwm
Tam sim no bandwidth ib qhov txuas: ___g
3-xyoo phiaj xwm kev loj hlob: ___% txhua xyoo
Peak vs. Kev Pab Txhawb Kev Siv Hluav Taws Xob
Koj tuaj yeem sib sau ua ntau yam wavelengths? Yog / tsis yog
Kauj ruam 3: Ntsuas cov kev txwv tsis pub ua haujlwm
Nyiaj txiag fais fab tuag rau ib lub rack: ___w muaj
Thermal lub hnab ntawv: Qauv Datacenter / Txwv / Sab Nraud
Kev sib xyaw ua ke architecture: router portions / mob thauj khoom / lub thawv dawb
Multi - Tus Neeg Muag Khoom Yuav Tsum Tau Ua: Qhov Tseem Ceeb / Txais Tau Tswv Cuab
Kauj ruam 4: Siv cov cai architecture
Yogqho deb<20km AND capacity trend >1t rau ib fiber los ntawm 2026
→ Thaum ntawdSoj ntsuam cov nyiaj sib pab - lite lossis npaj rau 1.6nt
Yognrug 40 {- 120km thiab ib-tus muag khoom siv tau
→ Thaum ntawd400g Zr offlueces raug nqi / kev ua haujlwm hnub no
Yognrug deb 120 - 500km thiab cov muag khoom muaj ntau tus neeg muag khoom
→ Thaum ntawd400g / 800g ZR + nrog OpenFec
Yog distance >500km OR capacity >800g ib nthwv cua yuav tsum tau
→ Thaum ntawdEmbedded Coherent (Pse - v, Ice6, Wavelogogy 6 Huab Chav Kawm)
YogKev nkag mus / ntug kev nrog kev ua haujlwm hnyav
→ Thaum ntawdIndustrial - temp 100g QSFP28 Coedent
Kauj Ruam 5: Siv tau tawm tsam kev sib tw yav tom ntej
Cov txheej txheem koj tso rau hauv 2025 yuav tsum muaj sia nyob txog 2028-2030. Nug:
Dab tsi yog koj tus muag khoom tom ntej no -} Nplooj kev sib tw?
Puas yog 1600zr / zr + cuam tshuam rau koj lub sijhawm, muab rau oif kev siv zog mus rau kev cog lus sib cuam tshuam?
Koj puas tuaj yeem ua hauv - Kev hloov pauv hloov tshiab lossis kev hloov forklift yuav tsum tau?
Qhov kawg pom kawg: qhov "zoo tshaj" system yog tus uas phim koj lub cev
Yog tias koj nco txog ib qho los ntawm kev txheeb xyuas qhov no, ua rau qhov no: teeb meem optical system yog qhov teeb meem optical yog ib qho teeb meem optimization nrog kev tawm dag zog nyuaj, tsis yog ib ce muaj zog.
Lub network tus neeg teb xov tooj uas tso rau 100g QSFP28 Coherent rau 50km Metro nkag mus tsis tau xaiv qis dua rau ib qho kev xa tawm ntawm ib qho chaw rau kev hloov pauv ntawm lub cav hluav taws xob. Lawv tau ua ob qho tib si ua kev xaiv kev zoo rau radically sib txawv physics- tsis muaj chaw ib puag ncig.
Lub peev txheej kis tau muag dua tau nce ntxiv los ntawm ib ncig ntawm peb xyoo dhau los, tsis paub meej txog lub neej yav dhau los rau DSP dhau 3-5nm. Peb nyob nraum ze rau kev txwv tseem ceeb, uas txhais tau tias kev xaiv cov architecture ntau dua li cov kev ntsuas raw ceev.
Peb meta - ntso yuav rov kho dua tshiab xaiv cov txheej txheem xaiv 24 lub hlis tom ntej no:
Kev sib hloov nrawm nrawm: Cov kev nthuav dav ntawm router - Raws li cov kev ntsuas kho tshiab yog qhov ua kom muaj 97% lub zog txuag nyiaj thiab 76% OPEX txo qis dua.
Daim Ntawv Thov - Tshwj xeeb divergence: Campus Coherent - lite, thiab ntev} {{1} {{1} {1} {1} {1} {1} {1} {1}-
Bandwidth nplua, thaum kawg: Lub cim tshiab ntawm 800 gb / s coherent pluggables muaj peev xwm ntau dua 50 khub sib kis tau ntawm ib khub fiber ntau, siv tus qauv C + L Band Spectrum. Peb nkag mus rau hauv lub caij nyoog uas peb tau nkag mus rau qhov chaw muaj peev xwm fiber ntau ntxiv - refting lub blockleneck mus rau kev lag luam thiab kev ua haujlwm.
Koj cov kauj ruam ua:
Xam seb koj cov nyiaj siv tau nyiajNrog cov cim fiber ntau, tsis yog kev xav
Qauv 5-Xyoo TCOsuav nrog lub zog, qhov chaw, thiab opex - tsis yog module yuav nqe
Siv tau cov cai uas cuam tshuam tautawm tsam koj qhov kev pheej hmoo tiv thaiv rau cov neeg muag khoom xauv - hauv
Tsim kev xaivRau 800G → 1.6t Kev Hloov Sij Hawm 2026-2028
Qhov "zoo tshaj plaws" kev sib tw optical yog ib qho uas muab koj qhov kev ncua deb, nrog koj cov kev txwv tsis pub muaj, ntawm tus nqi qis ntawm cov tswv cuab. Txhua tsav txhua yam yog kev lag luam.
Tseem Ceeb Takaways
Daim Ntawv Thov Daim Ntawv Thov Kom Tau Zoo Tshaj Vaj Tse: Campus (<20km), Metro (20-500km), and Long-haul (500km+) each require fundamentally different coherent system approaches due to physics constraints
400G Pluggables dominate txawm tias 800g muaj txaus: Cov pov thawj sib cuam tshuam, kev muaj peev xwm ua tau zoo rau cov neeg siv feem ntau ua 400g kev xaiv nyab xeeb rau 2025 xa tawm
TAG NRHO COV NQI NTAWM COV TSWV YIM RAU HAUV KEV PAB CUAM KAWG NQE: Kev siv fais fab, cua txias ua haujlwm, thiab kev ua haujlwm ntau zaus feem ntau ntau tshaj li 5-xyoo ua neej
Tus neeg muag khoom xauv - nyob rau hauv muaj nyob ntawm lub spectrum: Oif 400zr / 800zr cov qauv muab ntau- Vendor sib txuam nrog cov tswv lag luam FEC nrog cov kev ua lag luam ntau tshaj plaws
Cov thev naus laus zis tam sim no spans luv -} mus txog rau submarine: 1.6t coherent - lite tshwm sim rau cov chaw nruab nrab thiab 800g pluggables mus txog 500k + {5} {5} {5} {5} {5} {} haul Technology
Cov Ntaub Ntawv Teev
Qhov kev txheeb xyuas hluavtaws synthesized los ntawm ntau cov ntawv tso cai hauv kev lag luam kho kho kho qhov muag:
Kev Tshawb Fawb Kev Lag Luam thiab Cov Ntaub Ntawv Xa Khoom los ntawm LightCounting, Kev nyeem hnyav, thiab Dell'o Group cov ntaub ntawv hais txog 2024 Coherent Optical xa khoom thiab kev twv
Kev sib txuas lus tshwj xeeb thiab kev sib txuas lus ntawm Acacia (Cisco), Ciena, Nokia, Nokia, thiab Marvell Optical DSP Cov Ntaub Ntawv
Cov qauv kev txhim kho tshiab los ntawm cov kev sib tham hauv Internet rau 400zr, 800zr, thiab 1600zr kev txiav txim siab
Kev Lag Luam Kev Ntsuam Xyuas Los Ntawm Ciena Coherent Optense Insights (Ciena.com) thiab kho qhov muag Networking Cov Kev Pab Cuam
Kev Tshawb Xyuas Kev Kawm Txog Kev Tshawb Fawb thiab cov neeg teb xov tooj tham los ntawm ARELION, NTT, thiab Hyperscale Data Lub Chaw Haujlwm
Tau kev kawm ntawm DSP hluav taws xob ntau thiab Shannon txwv kev cuam tshuam los ntawm IEE thiab OSA tshaj tawm
Muag Kev Muag Khoom Kev Ntsuam Xyuas thiab Tshaj Tawm Los Ntawm 2024 -}}}}}}}}} 2025 npog cov txheej txheem tom ntej