Kev siv cov fiber ntau optical transceivers hauv cov haujlwm tsis muaj zog tam sim no muaj ntau heev, yog li peb yuav xaiv optical fiber transceivers hauv engineering tej yaam num li cas? Thaum lub fiber optic transceiver ua tsis tiav, yuav ua li cas tswj nws?
1. Dab tsi yog afiber ntau optic transceiver?
Lub optical fiber transceiver tseem hu ua photoelectric converter, uas yog Ethernet kis tau tus mob media conversion unit uas sib pauv luv luv twisted khub hluav taws xob signals thiab ntev-ntev optical signals.
Qhov sib txawv saib lub kaum ntse ntse ua rau tib neeg muaj kev nkag siab sib txawv ntawm fiber ntau optic transceivers, xws liib leeg 10M, 100M fiber ntau optic transceivers, 10/100M adaptive fiber optic transceivers thiab1000M fiber ntau optic transceiversraws li tus nqi sib kis; lawv muab faib ua txoj kev ua hauj lwm. Fiber optic transceivers ua haujlwm ntawm lub cev txheej thiab fiber ntau optic transceivers ua haujlwm ntawm cov ntaub ntawv txuas txheej; los ntawm cov qauv kev pom, lawv tau muab faib ua desktop (stand-alone) fiber optic transceivers thiab khib-mounted fiber optic transceivers; Raws li qhov sib txawv ntawm kev nkag tau fiber ntau Muaj ob lub npe rau ntau hom optical fiber transceiver thiab ib hom optical fiber transceiver.
Tsis tas li ntawd, muaj ib leeg-fiber optic transceivers thiab dual-fiber optic transceivers, built-in fais fab fiber optic transceivers thiab sab nraud fais fab fiber optic transceivers, raws li zoo raws li tswj fiber optic transceivers thiab unmanaged fiber optic transceivers. Fiber optic transceivers tawg 100-meter txwv ntawm Ethernet cables hauv cov ntaub ntawv xa mus, tso siab rau kev ua haujlwm siab hloov chips thiab muaj peev xwm loj buffers, thaum ua tiav qhov tsis thaiv kev sib kis thiab hloov kev ua tau zoo, nws kuj muab kev sib npaug, kev sib cais ntawm kev tsis sib haum xeeb thiab Kev tshawb nrhiav yuam kev thiab lwm yam haujlwm ua kom muaj kev ruaj ntseg thiab ruaj khov thaum lub sijhawm xa cov ntaub ntawv.
2.Qhov kev thov ntawm optical fiber transceiver
Hauv cov ntsiab lus, lub optical fiber transceiver tsuas yog ua tiav cov ntaub ntawv hloov pauv ntawm cov xov xwm sib txawv, uas tuaj yeem paub txog kev sib txuas ntawm ob.hloovlossis cov khoos phis tawj hauv 0-100Km, tab sis daim ntawv thov tiag tiag muaj kev nthuav dav ntxiv.
1. Paub txog kev sib tshuam ntawmhloov.
2.Realize lub interconnection ntawm lubhloovthiab lub computer.
3.Realize lub interconnection ntawm computers.
4.Transmission relay: Thaum qhov tseeb kis tau tus mob tshaj qhov nominal kis tau tus mob nyob deb ntawm lub transceiver, tshwj xeeb tshaj yog thaum lub sij hawm kis tau tus mob deb tshaj 100Km, yog hais tias lub site tej yam kev mob tso cai, ob transceivers yog siv rau rov qab-rau-rov qab relay. Kev daws teeb meem zoo heev.
5. Ib leeg-multimode hloov dua siab tshiab: Thaum ib leeg-multimode fiber ntau txuas yog xav tau ntawm cov tes hauj lwm, ib qho multi-mode transceiver thiab ib hom transceiver tuaj yeem txuas rov qab los daws qhov teeb meem ntawm ib leeg-multimode fiber ntau hloov dua siab tshiab.
6. Wavelength division multiplexing kis tau tus mob: Thaum cov kev pab cuam kho qhov muag ntev ntev tsis txaus, txhawm rau txhawm rau nce kev siv tus nqi ntawm cov khoom siv kho qhov muag thiab txo tus nqi, lub transceiver thiab wavelength division multiplexer tuaj yeem siv ua ke los xa ob txoj hauv kev. ntawm cov ntaub ntawv ntawm tib khub ntawm optical fibers.
3. Tnws siv optical fiber transceiver
Hauv kev taw qhia, peb paub tias muaj ntau ntau pawg ntawm fiber ntau optic transceivers, tab sis nyob rau hauv kev siv tiag tiag, feem ntau ntawm cov xim yog them rau cov pawg uas txawv los ntawm txawv fiber connectors: SC connector fiber optic transceiver thiab ST connector fiber optic transceiver. .
Thaum siv fiber ntau optic transceivers los txuas cov khoom sib txawv, koj yuav tsum tau them sai sai rau cov chaw nres nkoj sib txawv siv.
1. Kev sib txuas ntawm fiber ntau optic transceiver rau 100BASE-TX cov cuab yeej (hloov, hub):
Paub meej tias qhov ntev ntawm qhov sib tw twisted cable tsis tshaj 100 meters;
Txuas ib kawg ntawm tus khub twisted rau RJ-45 chaw nres nkoj (Uplink chaw nres nkoj) ntawm fiber ntau optic transceiver, thiab lwm kawg rau RJ-45 chaw nres nkoj (chaw nres nkoj ntau) ntawm 100BASE-TX ntaus ntawv (hloov, hub).
2. Kev sib txuas ntawm fiber ntau optic transceiver rau 100BASE-TX cov khoom (network card):
Paub meej tias qhov ntev ntawm qhov sib tw twisted cable tsis tshaj 100 meters;
Txuas ib kawg ntawm tus khub twisted rau RJ-45 chaw nres nkoj (100BASE-TX chaw nres nkoj) ntawm fiber ntau optic transceiver, thiab lwm qhov kawg rau RJ-45 chaw nres nkoj ntawm daim npav network.
3. Kev sib txuas ntawm fiber ntau optic transceiver rau 100BASE-FX:
Paub meej tias qhov ntev ntawm cov khoom siv kho qhov muag tsis pub dhau qhov kev ncua deb ntawm cov khoom siv;
Ib qho kawg ntawm cov fiber ntau txuas nrog SC / ST connector ntawm fiber ntau optic transceiver, thiab lwm qhov kawg yog txuas nrog SC / ST connector ntawm 100BASE-FX ntaus ntawv.
Lwm qhov uas yuav tsum tau ntxiv yog tias ntau tus neeg siv xav tias thaum siv fiber ntau optic transceivers: ntev npaum li qhov ntev ntawm fiber ntau nyob rau hauv qhov siab tshaj plaws kev txhawb nqa los ntawm ib hom fiber ntau lossis ntau hom fiber ntau, nws tuaj yeem siv tau ib txwm. Qhov tseeb, qhov no yog kev nkag siab yuam kev. Qhov kev nkag siab no yog qhov tseeb tsuas yog thaum cov khoom siv txuas nrog yog cov khoom siv puv-duplex. Thaum muaj cov khoom siv ib nrab-duplex, qhov kev ncua deb ntawm cov optical fiber yog txwv.
4.Lub hauv paus ntsiab lus ntawm optical fiber transceiver yuav
Raws li lub regional network connector ntaus ntawv, lub optical fiber transceiver yog nws txoj hauj lwm tseem ceeb yog yuav ua li cas seamlessly txuas ob tog cov ntaub ntawv. Yog li ntawd, peb yuav tsum xav txog nws kev sib raug zoo nrog ib puag ncig ib puag ncig, nrog rau kev ruaj ntseg thiab kev ntseeg siab ntawm nws tus kheej cov khoom, ntawm qhov tsis sib xws: txawm tias tus nqi qis npaum li cas, nws siv tsis tau!
1. Nws puas txhawb nqa tag nrho duplex thiab ib nrab duplex?
Qee cov chips ntawm kev ua lag luam tsuas tuaj yeem siv tag nrho-duplex ib puag ncig tam sim no, thiab tsis tuaj yeem txhawb nqa ib nrab-duplex. Yog hais tias lawv txuas nrog rau lwm hom ntawmhloov (SWITCH) los yog hubs (HUB), thiab nws siv ib nrab-duplex hom, nws yuav twv yuav raug hu ua teeb meem loj thiab poob.
2. Koj puas tau sim qhov kev sib txuas nrog lwm cov optical transceivers?
Tam sim no, muaj ntau thiab ntau dua fiber ntau optic transceivers ntawm lub khw. Yog tias qhov sib xyaw ua ke ntawm transceivers ntawm ntau hom tsis tau sim ua ntej, nws tseem yuav ua rau pob ntawv poob, lub sijhawm xa mus ntev, thiab ceev ceev thiab qeeb.
3. Puas muaj cov cuab yeej kev nyab xeeb los tiv thaiv pob ntawv poob?
Txhawm rau txo cov nqi, qee cov tuam txhab siv Register cov ntaub ntawv kis tau tus mob thaum tsim fiber ntau optic transceivers. Qhov loj tshaj qhov tsis zoo ntawm txoj kev no yog kev tsis ruaj khov thiab pob ntawv poob thaum sib kis. Qhov zoo tshaj plaws yog siv cov khoom siv hluav taws xob tsis zoo. Muaj kev nyab xeeb zam cov ntaub ntawv poob.
4. Kub adaptability?
Lub fiber optic transceiver nws tus kheej yuav tsim kom muaj cua sov thaum nws siv. Thaum qhov kub thiab txias dhau lawm (feem ntau tsis ntau dua 85 ° C), cov fiber ntau optic transceiver puas ua haujlwm ib txwm? Dab tsi yog qhov siab tshaj plaws tso cai ua haujlwm kub? Rau ib lub cuab yeej uas xav tau kev ua haujlwm ntev, cov khoom no tsim nyog peb mloog!
5.Nws puas ua raws li IEEE 802.3u tus qauv?
Yog hais tias lub optical fiber transceiver ua tau raws li IEEE802.3 tus qauv, uas yog, ncua sij hawm thiab lub sij hawm yog tswj ntawm 46 ntsis, yog hais tias nws tshaj 46 ntsis, nws txhais tau hais tias qhov kev ncua deb ntawm lub optical fiber transceiver yuav luv luv! !
Tsib, kev ua txhaum kev daws teeb meem rau optical fiber transceivers
1. Lub teeb hluav taws xob tsis teeb
hluav taws xob tsis ua hauj lwm
2.Txuas lub teeb tsis teeb
Qhov txhaum yuav yog raws li nram no:
(a) Tshawb xyuas seb cov kab hluav taws xob kho qhov muag puas qhib
(b) Tshawb xyuas seb qhov poob ntawm cov kab hluav taws xob kho qhov muag puas loj dhau, uas tshaj qhov tau txais cov khoom siv
(c) Tshawb xyuas seb qhov kev sib txuas ntawm fiber ntau txuas puas raug, lub zos TX txuas nrog cov chaw taws teeb RX, thiab cov chaw taws teeb TX txuas nrog RX hauv zos.
(d) Tshawb xyuas seb lub optical fiber connector puas raug muab tso rau hauv lub cuab yeej interface, seb hom jumper puas phim lub cuab yeej interface, seb hom ntaus ntawv puas phim cov khoom siv fiber ntau, thiab seb qhov sib kis ntev ntawm lub cuab yeej cuam tshuam li cas.
3. Circuit Court Link teeb tsis teeb
Qhov txhaum yuav yog raws li nram no:
(a) Xyuas seb lub network cable puas qhib
(b) Xyuas seb hom kev sib txuas puas sib xws: daim npav network thiabroutersthiab lwm yam khoom siv crossover cables, thiabhloov, hubs thiab lwm yam khoom siv ncaj qha los ntawm cables.
(c) Tshawb xyuas seb qhov sib kis ntawm cov cuab yeej puas sib xws
4. Cov pob ntawv network poob loj heev
Cov kev ua tsis tiav yog raws li nram no:
(1) Qhov chaw nres nkoj hluav taws xob ntawm lub transceiver thiab lub network ntaus ntawv interface, lossis hom duplex ntawm cov cuab yeej sib txuas ntawm ob qho kawg tsis sib xws.
(2) Muaj teeb meem nrog cov twisted khub cable thiab RJ-45 lub taub hau, xyuas nws
(3) Cov teeb meem kev sib txuas ntawm fiber ntau, seb lub jumper puas haum nrog cov cuab yeej sib txuas, seb lub pigtail puas phim lub jumper thiab hom coupler, thiab lwm yam.
(4) Txawm hais tias cov kab hluav taws xob kho qhov muag poob ntau dua li cov khoom tau txais rhiab heev.
5. Ob qhov kawg tsis tuaj yeem sib txuas lus tom qab fiber ntau optic transceiver txuas
(1). Kev sib txuas ntawm fiber ntau yog thim rov qab, thiab cov fiber ntau txuas nrog TX thiab RX tau hloov pauv
(2). Lub RJ45 interface thiab cov cuab yeej sab nraud tsis txuas nrog kom raug (ua tib zoo saib ncaj nraim thiab sib txuas). Optical fiber interface (ceramic ferrule) tsis sib xws. Qhov kev ua txhaum no feem ntau tshwm sim hauv 100M transceiver nrog photoelectric kev sib koom ua haujlwm, xws li APC ferrule. Thaum lub pigtail txuas nrog lub transceiver ntawm PC ferrule, nws yuav tsis muaj peev xwm sib txuas lus ib txwm, tab sis nws yuav tsis muaj txiaj ntsig yog tias nws txuas nrog qhov tsis yog optical transceiver.