A fiber ntau optic coupleryog ib qho passive optical tivthaiv uas splits, sib txuas, kais dej, los yog redistributes lub teeb ntawm optical fibers. Nyob rau hauv tiag tiag - ntiaj teb kev tes hauj lwm, couplers cia ib lub teeb liab mus txog ntau tus neeg siv, tso cai rau ob peb lub teeb liab los qhia ib txoj kev fiber ntau, los yog ua piv txwv me me ntawm lub teeb rau kev saib xyuas. Lawv yog cov neeg ua haujlwm nyob ntsiag to hauv FTTH nkag mus rau ntawm cov chaw, cov ntaub ntawv chaw, kev sim teeb tsa, fiber ntau lasers, thiab cov tshuab sensor.
Ua ntej mus ntxiv, nws tsim nyog tshem tawm qhov tsis meej pem. Lub coupler tsis zoo ib yam li afiber ntau optic adapter. Ib qho adapter mechanically aligns ob connectors kom lub teeb hla dhau; lub coupler nquag hloov li cas optical fais fab faib ntawm cov chaw nres nkoj.RP Photonicstxhais cov khoom siv fiber ntau raws li cov khoom siv uas ob peb lub teeb los ntawm ib lossis ob peb lub tswv yim fibers mus rau ib lossis ob peb qhov tso zis fibers, nrog rau lub zog faib uas tuaj yeem nyob ntawm wavelength thiab polarization.
Phau ntawv qhia no piav qhia yuav ua li cas fiber optic couplers ua haujlwm, hom tseem ceeb uas koj yuav ntsib, cov lus qhia tshwj xeeb uas muaj teeb meem thaum yuav, thiab yuav ua li cas xaiv qhov zoo rau koj qhov project.
Dab tsi yog Fiber Optic Coupler?
Fiber optic coupler yog ib qho khoom siv kho qhov muag nrog ib lossis ntau qhov chaw nres nkoj thiab ib lossis ntau qhov chaw tso zis. Nyob ntawm tus qauv tsim, nws tuaj yeem ua ntau yam hauv ib zaug:
- Faib ib lub teeb liab input rau hauv ob los yog ntau tshaj tawm
- Muab ntau yam inputs rau hauv ib lub tso zis fiber ntau
- Coj mus rhaub ib feem me me ntawm lub zog rau kev soj ntsuam lossis kev sim
- Muab cov teeb liab kho qhov muag hla ntau qhov chaw nres nkoj hauv lub hnub qub lossis tsob ntoo qauv
- Ua ke lossis cais cov wavelengths hauv CWDM lossis DWDM systems
Piv txwv li, ib tug 1x2 coupler muaj ib tug input thiab ob outputs. Lub 2x2 coupler muaj ob lub tswv yim thiab ob qhov tawm thiab tuaj yeem ua raws li ib qho kev sib cais lossis cov khoom sib txuas nyob ntawm qhov kev taw qhia ntawm lub teeb.
Hauv kev sib tham hauv xov tooj thiab cov ntaub ntawv network, cov ntsiab lusfiber ntau optic coupler, optical splitter, thiaboptical combinerfeem ntau sib tshooj. Lub splitter yog qhov tseem ceeb ntawm kev sib txuas siv hauv kev sib cais, thaum lub tshuab ua ke yog tib lub cuab yeej siv hauv kev sib txuas. Yog tias koj tab tom nrhiav khoom, cov npe ntawm daim ntawv teev cov ntaub ntawv feem ntau yog nyob ntawm seb lub cuab yeej npaj yuav siv li cas.
Lub Fiber Optic Coupler ua haujlwm li cas?
Lub coupler ua haujlwm los ntawm kev hloov lub zog kho qhov muag ntawm txoj hauv kev fiber ntau. Lub meej mechanism nyob ntawm txoj kev tsim khoom.
Nyob rau hauv ib lub fused biconical taper (FBT) coupler, ob los yog ntau dua fibers yog rhuab, rub, thiab fused kom lawv cov cores los ze txaus rau lub teeb kom xau los ntawm ib tug tub ntxhais mus rau lwm qhov ntev tswj.RP Photonicspiav qhia tias fused couplers yog tsim los ntawm thermally tapering thiab fusing fibers yog li lawv cov cores raug coj mus rau hauv kev sib cuag optical.
Nyob rau hauv ib tug planar lightwave circuit (PLC) splitter, lub teeb yog coj los ntawm ib tug waveguide circuit fabricated ntawm ib tug silica los yog polymer substrate. Qhov no yog qhov tseem ceeb tshaj plaws rau siab -chaw nres nkoj- suav splitters vim hais tias cov geometry ntawm lub waveguide yog heev dua.
Spliting Optical zog
Thaum lub coupler cais lub teeb, lub input optical zog muab faib rau cov zis ports. Hauv qhov zoo tagnrho 1x2 50/50 coupler, txhua qhov tso zis tau txais ib nrab ntawm lub zog nkag. Hauv cov ntsiab lus decibel, qhov ntawd txhais tau hais tias kwv yees li 3 dB ntawm theoretical poob ib qhov tso zis ua ntej muaj qhov tiag - ntiaj teb kev poob ntxiv. CovFiber Optic Association (FOA)sau tseg tias splitting qhia ntxiv 3 dB ntawm kev poob rau txhua qhov sib npaug ntawm qhov sib cais, ntxiv rau qhov tsawg dhau los ntawm cov qauv sib txuas.
Ua ke Optical Signals
Muaj ntau lub couplers yog bidirectional. Ib lub cuab yeej uas faib lub zog rau hauv ib qho kev coj kuj tseem tuaj yeem sib txuas lub zog ntawm qhov rov qab. Nyob rau hauv lub passive optical network (PON), downstream tsheb khiav los ntawm OLT yog faib mus rau ntau tus neeg siv, thaum lub sij hawm upstream signals los ntawm cov neeg siv tau ua ke rov qab mus rau OLT los ntawm tib passive splitter.
Vim li cas Couplers Ib txwm Qhia Loss
Poob hauv fiber ntau optic coupler los ntawm ntau qhov chaw ua haujlwm ua ke:
- Theoretical split poob (qhov sib faib tsis tau ntawm lub hwj chim)
- Kev poob ntau dhau los ntawm tus qauv coupler nws tus kheej
- Connector thiab splice poob ntawm lub input thiab output ports
- Wavelength mismatch ntawm lub cuab yeej thiab lub cev wavelength
- Polarization-nyob ntawm qhov poob (PDL)
- Tsis yog- tsis sib xws fais fab faib nruab nrab ntawm cov chaw nres nkoj tso zis
Qhov no yog vim li cas xaiv ib tug coupler tsis yog hais txog qhov chaw nres nkoj suav xwb. Cov nyiaj poob qis, qhov ntev ntawm qhov sib txawv, qhov sib cais, thiab ib puag ncig yuav tsum tau kuaj xyuas ua ke.
Main Fiber Optic Coupler Hom
Couplers tuaj yeem faib ua ntau txoj hauv kev. Qhov kev faib tawm yog nyob ntawm seb koj puas tsim lub network, cov khoom siv, lossis teeb meem qhov txuas.
Los ntawm Kev Ua Haujlwm: Splitter, Combiner, Kais, thiab WDM Coupler
Iboptical splitterfaib ib lub tswv yim rau hauv ntau qhov tso zis (1x2, 1x4, 1x8, 1x16, 1x32, 1x64). Aua kemerges ntau inputs rau hauv ib qho kev tso zis. Atap couplerxa feem ntau ntawm lub zog kho qhov muag los ntawm txoj hauv kev tseem ceeb thiab hloov mus rau ib feem me me (cov piv txwv yog 90/10, 95/5, thiab 99/1) mus rau qhov chaw saib xyuas. AWDM txuassib txuas lossis cais cov cim qhia raws li wavelength, siv hnyav hauvCWDM thiab DWDMtshuab.
Los ntawm Chaw Nres Tsheb: 1x2, 2x2, 1xN, thiab Hnub Qub Couplers
A 1x2 fiber ntau optic txuasmuaj ib qho kev tawm tswv yim thiab ob qhov tso tawm thiab yog lub tsev thaiv ntau tshaj plaws rau kev sib cais yooj yim lossis tapping. A2x2 sibnrog ob lub tswv yim thiab ob qhov kev tso tawm yog dav siv nyob rau hauv bidirectional systems, interferometers, thiab kuaj teeb. A1 xN splitterua haujlwm rau PON, FTTH, CATV, thiab kev faib tawm. IbNxN lub hnub qub couplerfaib hluav taws xob kho qhov muag hla ntau txoj kev nkag thiab tawm ib txhij.
Los ntawm Zoo: Y, T, X, Hnub Qub, thiab Ntoo Couplers
AY coupler faib ib qho kev tawm tswv yim rau hauv ob qhov kev sib npaug. AT coupler feem ntau muaj qhov tsis sib xws xws li 90/10 lossis 80/20 thiab zoo haum rau kev saib xyuas teeb liab. Ib qho X coupler feem ntau yog 2x2 ntaus ntawv. Lub hnub qub coupler faib lub hwj chim ntawm ntau yam inputs thiab outputs. Ib tsob ntoo coupler cais ib qho kev tawm tswv yim rau hauv ntau qhov kev tso tawm hauv cov qauv ceg thiab yog tus qauv xaiv rau PON thiab FTTx tes hauj lwm.
Los ntawm Kev Tsim Khoom: FBT vs PLC vs Micro-Optics
IbFBT txuas(fused biconical taper) yog tsim los ntawm fused thiab tapering fibers ua ke. Nws yog qhov tsim nyog rau kev suav me me, kev cai cais qhov sib piv, thiab tus nqi - tus qauv tsim. APLC splittersiv lub waveguide nti, uas muab qhov zoo dua wavelength uniformity thiab nruj dua tolerances ntawm cov chaw nres nkoj siab. Micro- optics couplers siv lo ntsiab muag, prisms, tsom iav, los yog nyias - cov ntxaij lim dej thiab zoo li yuav tshwm sim hauv cov cuab yeej kho qhov muag tshwj xeeb tsis yog kev sib txuas lus.
FBT Coupler vs PLC Splitter: Yam Koj Yuav Tsum Xaiv Qhov twg?
FBT piv rau PLC cov lus nug los ntawm yuav luag txhua qhov kev txiav txim yuav khoom. Cov lus teb ncaj ncees yog tias tsis muaj leej twg zoo dua thoob ntiaj teb; lawv muaj nyias qhov chaw qab zib.
FBT couplers ci ntsa iab thaum tus tsim hu rau qhov sib cais tsawg (feem ntau 1x2 rau 1x8), kev cai sib cais (xws li 80/20, 90/10, lossis 95/5), lossis ib daim ntawv thov -wavelength. Lawv feem ntau pheej yig dua rau cov qauv yooj yim no. PLC splitters yog qhov kev nyab xeeb dua qub thaum twg koj xav tau kev ua haujlwm zoo ib yam ntawm cov chaw nres nkoj siab dua (1x8 thiab siab dua), kev ua haujlwm dav dav thoob plaws 1260-1650 nm, lossis tus cwj pwm ruaj khov tshaj qhov kub ntawm qhov dav. Niaj hnub nimnofiber ntau optic splittersxa mus rau hauv FTTH thiab PON tes hauj lwm yog PLC-raws li qhov no.
Hauv kev xyaum, FBT yog qhov kev xaiv zoo rau kev saib xyuas cov kais dej thiab qhov sib piv, thaum PLC yog lub neej ntawd rau FTTH kev faib tawm, passive optical LAN, thiab ib qho siab - qhov yuav tsum tau muaj sib xws.
Cov ntsiab lus tseem ceeb: Kev sib faib sib faib, kev ntxig poob, thiab wavelength
Split Ratio los yog Coupling Ratio
Qhov kev faib ua piv txwv piav qhia tias lub zog faib li cas. Ib tug 50/50 coupler splits hwj chim tusyees. Ib tug 90/10 kais xa 90% los ntawm txoj kev loj thiab 10% mus rau qhov chaw saib xyuas. Rau kev saib xyuas koj feem ntau xav tshem tawm tsuas yog ib daim me me ntawm lub teeb; rau kev faib koj feem ntau xav kom sib npaug sib faib.
Insertion Loss thiab Excess Poob
Insertion poob yog tag nrho optical fais fab poob thaum lub coupler muab tso rau hauv qhov txuas. Nws suav nrog qhov theoretical phua poob thiab lub cuab yeej tus kheej poob ntau dhau. Ib qho 1x2 50/50 splitter muaj qhov theoretical 3 dB phua poob, tab sis cov ntaub ntawv tiag tiag feem ntau qhia qhov kev poob qis ntawm ib puag ncig 3.4-3.8 dB ib zaug dhau qhov poob thiab qhov txuas txuas ntxiv. Kev poob ntau dhau yog qhov poob ntxiv dhau qhov kev sib cais tsis tuaj yeem; tus lej qis txhais tau hais tias zoo dua - ua khub.
Uniformity, Rov Los Loss, thiab Directivity
Uniformity piav qhia tias lub zog sib npaug npaum li cas faib thoob plaws cov chaw nres nkoj tso zis thiab dhau los ua qhov tseem ceeb ntawm 1x8, 1x16, 1x32, thiab 1x64 splits. Kev ntsuas poob rov qab tau cuam tshuam lub teeb rov qab mus rau qhov chaw. Directivity qhia tau hais tias zoo npaum li cas lub cuab yeej tiv thaiv lub zog los ntawm kev xau mus rau qhov chaw nres nkoj tsis raug. Peb qhov teeb meem no feem ntau hauv DWDM systems, OTDR kuaj ib puag ncig, fiber ntau lasers, thiab ib qho kev sib txuas uas cuam tshuam qhov kev xav tsis zoo rau kev ua haujlwm.
Ua haujlwm Wavelength thiab Bandwidth
Lub coupler yuav tsum phim koj lub cev wavelength. Telecom systems feem ntau siv 1310 nm, 1490 nm, thiab 1550 nm windows; PON tes hauj lwm ntxiv 1577 nm thiab 1490 nm raws li qhov cuam tshuamITU-T G.984thiab G.987 specifications. Qee qhov sib txuas yog tsim los rau lub qhov rais nqaim nkaus xwb, thaum lub wideband PLC splitters npog 1260-1650 nm.
Fiber Hom, Connector, thiab Pob
Paub meej tias lub coupler puas txhawb ib -hom lossis multimode fiber ntau, thiab muab ob npaug rau- txheeb xyuas hom connector thiab polish. Feem ntaufiber ntau optic connectorCov kev xaiv suav nrog LC, SC, FC, ST, thiab MTP / MPO, nrog UPC lossis APC polish. APC yog qhov zoo dua qhov twg qhov kev xav rov qab qis dua, tshwj xeeb tshaj yog hauv PON thiab analog video systems. Cov khoom ntim khoom tseem ceeb heev: liab qab fiber ntau, blockless mini module, ABS lub thawv, LGX cassette, khib-mount enclosure, thiab sab nraum zoov IP68 kaw txhua yam ua haujlwm sib txawv.
Common Applications ntawm Fiber Optic Couplers
PON, FTTH, thiab Passive Optical LAN
PON tes hauj lwm siv 1xN splitters los txuas ib qho chaw nres nkoj OLT rau ntau ONTs. Cov tsheb khiav hauv qab yog faib rau cov neeg siv; kev khiav dej num yog ua ke rov qab. Tib yam khoom siv passive tswj ob qho kev qhia. Passive optical LANs siv tib lub tuam tsev hauv chaw ua haujlwm thiab thaj chaw hauv tsev kawm ntawv. FOA sau tseg tias ib qho chaw nres nkoj OLT tuaj yeem ua haujlwm txog li 32 (thiab qee zaum 64 lossis 128) cov khoom siv los ntawm cov khoom sib cais, nyob ntawm seb cov nyiaj siv hluav taws xob kho qhov muag.
Kev soj ntsuam thiab kuaj cov ntsiab lus
Coj mus rhaub cov couplers qauv ib feem me me ntawm lub teeb yam tsis muaj qhov txuas tseem ceeb. Rau qhov nyob ib leeg -hom txuas, 99/1 lossis 95/5 kais yog qhov tsim nyog tshaj li 50/50 splitter, uas yuav siv nyiaj ntau dhau ntawm txoj hauv kev loj.
WDM thiab DWDM Systems
WDM couplers ua ke los yog cais cov cim ntawm qhov sib txawv wavelengths. Lawv yog ib qho tseem ceeb nyob rau hauv ntev -haul telecom, fiber ntau amplifiers (EDFAs), thiab txhua qhov system uas muaj ntau yam optical channels sib koom ib fiber. CWDM siv ib daim phiaj 20 nm; DWDM siv 100 GHz los yog 50 GHz daim phiaj uas yuav tsum tau nruj dua wavelength kam rau ua los ntawm txhua feem.
Lab, Sensor, thiab Laser Systems
Fiber couplers kuj tshwm sim hauv interferometers, OCT systems, fiber ntau sensors, thiab siab - fiber ntau lasers. Hauv cov ntawv thov no, tus cwj pwm polarization thiab rov qab poob feem ntau tseem ceeb dua li tus nqi nyoos.
Daim ntawv thov -rau -Coupler Quick Reference
Txhawm rau ua kom muaj kev xaiv ntau dua, ntawm no yog li cas daim ntawv thov feem ntau qhia rau cov hom sib txuas hauv kev xyaum. RauFTTH thiab PON faib, tus qauv teb yog aPLC splitter nyob rau hauv ib lub thawv ABS los yog LGX cassettenrog 1x8, 1x16, lossis 1x32 ports. Raunyob txuas saib xyuas, xaiv FBT 99/1 lossis 95/5 kais txuas nrog APC connectors. Rau2-channel bidirectional kuaj teeb tsa, 2x 2 50/50 FBT coupler feem ntau yog txaus. RauCWDM/DWDM channel aggregation, nyias -film WDM coupler lossis AWG-raws li mux/demux yog yuav tsum tau. Raufiber laser twj combining, polarization- tuav lossis tshwj xeeb- fiber ntau txuas yog xav tau es tsis txhob siv cov khoom siv xov tooj sib txuas.
Yuav Ua Li Cas Xaiv Txoj Cai Fiber Optic Coupler
Siv cov txheej txheem hauv qab no ua ntej muab qhov kev txiav txim.
- Txhais qhov ua haujlwm.Txiav txim siab seb koj puas yuav tsum tau faib, ua ke, kais, lossis wavelength -multiplex.
- Xaiv qhov chaw nres nkoj configuration.Xaiv 1x2, 2x2, 1x8, 1x16, 1x32, 1x64, lossis NxN raws li tus lej ntawm qhov kawg.
- Paub meej qhov sib cais.Siv 50/50 rau kev sib npaug sib npaug, 90/10 lossis siab dua rau kev saib xyuas, thiab sib xws 1xN rau kev faib tawm.
- Xyuas qhov wavelength range.Sib piv cov bandwidth coupler rau koj lub cev, suav nrog cov kev hloov kho wavelengths yav tom ntej.
- Xam cov nyiaj txiag poob.Ntxiv fiber ntau attenuation + connector poob + splice poob + coupler insertion poob + kev nyab xeeb margin (feem ntau 3 dB).
- Sib piv cov fiber ntau thiab connector.Paub meej tias tib hom - hom (G.652D lossis G.657) piv rau ntau hom (OM3/OM4/OM5), hom txuas, thiab txhuam.
- Npaj qhov chaw teeb tsa.Cov txee sab hauv tsev, kaw sab nraum zoov, cov chaw khaws ntaub ntawv racks, thiab cov rooj zaum hauv chav sim xav tau cov ntim sib txawv.
Ib Simple Loss Budget Example
Piv txwv tias koj tab tom tsim 1x16 PLC splitter txuas rau FTTH nrog 2 km ntawm tib hom -fiber ntau optic cable, plaub LC / UPC connector khub, thiab ib qho fusion splice. Qhov kev kwv yees tsim nyog yuav yog: 13.5 dB (ib txwm 1x16 PLC ntxig poob) + 0.6 dB (2 km × 0.3 dB / km ntawm 1310 nm) + 1.2 dB (4 connectors × 0.3 dB) + 0.1 dB (ib 1 splice) + 0.1 dB (ib 1 splice) 18.4 dB tag nrho. Yog tias koj qhov OLT / ONT lub zog siv nyiaj yog Chav B + (28 dB), koj muaj lub taub hau zoo; Yog tias nws nruj dua, koj yuav tsum tau txo cov splices, ua kom luv, lossis nqis mus rau 1x8 phua.
Feem ntau yuam kev kom zam
Qhov ua yuam kev thawj zaug thiab feem ntau yog kho lub coupler ua ib qho yooj yim adapter. Ob leeg yog cov khoom siv tsis sib xws nrog cov haujlwm sib txawv. Qhov thib ob yog tsis quav ntsej txog qhov poob thiab stacking ntau dhau ntawm kev sib cais mus rau ib qho txuas mus txog rau thaum tus txais tau txais lub zog. Qhov thib peb yog xaiv FBT rau kev xa tawm FTTH 1x32 qhov twg PLC yuav zoo li qub thiab ruaj khov. Qhov thib plaub yog siv cov khoom sib txuas tsim los rau ib lub qhov rais wavelength ntawm lwm lub wavelength, uas tuaj yeem tsim qhov sib txawv tiag tiag - ntiaj teb poob. Qhov thib tsib yog sib xyaw UPC thiab APC connectors yam tsis xav txog los ntawm kev xav txog qhov tshwm sim.
FAQ Txog Fiber Optic Couplers
Dab tsi yog qhov txawv ntawm fiber ntau optic coupler thiab splitter?
Lub splitter yog ib qho kev sib txuas siv los faib ib qho kev tawm tswv yim rau hauv ntau qhov tso tawm. Lub sij hawmsib txuasyog qhov dav dua vim nws tseem npog cov khoom sib txuas, cov kais dej, thiab qhov sib tw wavelength multiplexers.
Puas yog fiber ntau optic coupler passive lossis nquag?
Yuav luag tag nrho cov xov tooj thiab cable txuas txuas yog passive thiab yuav tsum tsis muaj hluav taws xob hluav taws xob. Tsuas yog cov khoom siv tshwj xeeb xws li optical amplifiers thiab optical keyboards yog suav tias yog ua haujlwm.
1x2 txhais li cas hauv fiber ntau optic txuas?
Ib tug 1x2 coupler muaj ib lub input chaw nres nkoj thiab ob qhov chaw tso zis. Nws yog qhov yooj yim tshaj splitter los yog kais configuration.
2x2 txhais li cas hauv fiber ntau optic txuas?
Ib tug 2x2 coupler muaj ob lub inputs thiab ob outputs thiab ua tau raws li ib tug splitter los yog ib tug combiner nyob ntawm seb lub teeb liab kev taw qhia. Nws muaj nyob rau hauv interferometers thiab bidirectional kuaj teeb.
Yuav ua li cas kuv xaiv ib tug split ratio rau ib tug kais coupler?
Rau feem ntau nyob -kev soj ntsuam txuas, 99/1 lossis 95/5 tus kais yog qhov kev xaiv zoo vim nws tshem tawm tsuas yog ib qho me me ntawm lub zog kho qhov muag los ntawm txoj hauv kev loj. Ib tug 90/10 kais yog tsim nyog thaum tus saib xyuas receiver tsis tshua rhiab heev. Ib qho 50/50 cais tsis tshua muaj cov lus teb raug rau kev saib xyuas.
Dab tsi yog qhov raug tso tawm ntawm 1x32 PLC splitter?
Feem ntau cov lag luam 1x32 PLC splitter cov ntaub ntawv teev cov kev nkag tsis zoo ntawm 16.5 thiab 17.5 dB, suav nrog cov theoretical 15 dB cais ntxiv rau 1.5–2.5 dB ntawm ntau dhau thiab cov khoom sib txuas poob. Nco ntsoov xyuas cov ntaub ntawv tshwj xeeb rau cov qauv koj yuav.
Kuv puas tuaj yeem siv ib qho -hom coupler nrog multimode fiber?
Feem ntau tsis muaj. Tib hom -couplers yog tsim nyob ib ncig ntawm 9 µm core; Multimode fiber ntau muaj 50 lossis 62.5 µm core. Kev sib xyaw ob ua rau hom tseem ceeb- teb tsis sib haum thiab poob siab sib txuas. Siv ib tug coupler uas phim kojmultimodelos yogtib - homhom fiber ntau.
Puas yog fiber ntau optic couplers bidirectional?
Feem ntau passive couplers yog bidirectional. Tib lub cuab yeej siv los faib cov teeb pom kev hauv qab tuaj yeem ua ke lub teeb ci ntsa iab thaum siv nyob rau hauv qhov kev taw qhia, uas yog raws nraim li PON tes hauj lwm ua haujlwm.
Dab tsi yog qhov txawv ntawm WDM coupler thiab tus qauv kho qhov muag txuas?
Ib tug qauv coupler faib lub hwj chim yam tsis muaj qhov txawv wavelengths. AWDM txuassiv nyias- cov ntxaij lim dej los yog AWG thev naus laus zis los cais lossis sib txuas cov wavelengths tshwj xeeb, uas yog qhov tseem ceeb rau CWDM thiab DWDM systems.
Dab tsi yog hom connector kuv yuav tsum xaiv rau ib tug fiber optic coupler?
LC thiab SC yog qhov feem ntau ntawm kev nkag mus rau niaj hnub thiab cov ntaub ntawv chaw xa tawm. APC polish yog nyiam nyob qhov twg rov qab xav txog teeb meem, xws li PON, RFoG, thiab analog video. Sib phim cov polish ntawm ob qhov kawg ntawm qhov txuas; Kev sib xyaw UPC thiab APC yuav txo qis kev ua haujlwm.
Xaus
Fiber optic coupler yog ib qho yooj yim deceptively tivthaiv uas ntsiag to underpins yuav luag txhua niaj hnub kho qhov muag network. Xaiv qhov zoo yog qhov sib npaug ntawm qhov chaw nres nkoj suav, sib faib piv, wavelength range, insertion poob, fiber ntau, connector, thiab ib puag ncig uas nws yuav nyob. Rau ib qho kev soj ntsuam kais lossis kev cai sib cais, FBT coupler feem ntau yog cov lus teb zoo tshaj plaws. Rau FTTH, PON, passive optical LAN, lossis ib qho siab -chaw nres nkoj- suav faib, PLC splitter yog qhov kev nyab xeeb ntev dua - lub sijhawm xaiv. Qhov zoo tshaj plaws coupler yog ib txwm yog ib qho uas haum rau cov peev nyiaj kho qhov muag thiab kev ntseeg siab ntawm lub network nws ua haujlwm, tsis yog ib qho nrog tus nqi qis tshaj plaws.
