- los ntawm Admin / 28 Jul 20 /0Cov lus pom
Dab tsi yog active (AON) thiab passive (PON) optical networks?
AON yog dab tsi? AON yog lub network ua haujlwm kho qhov muag, feem ntau yog siv qhov taw tes-rau-point (PTP) network architecture, thiab txhua tus neeg siv tuaj yeem muaj cov kab hluav taws xob kho qhov muag tshwj xeeb. Active optical network yog hais txog kev xa tawm ntawm routers, hloov cov aggregators, cov khoom siv kho qhov muag thiab lwm yam khoom siv hloov pauv ...Nyeem ntxiv - los ntawm Admin / 23 Jul 20 /0Cov lus pom
Lub hauv paus ntsiab lus ua haujlwm thiab kev siv ntawm optical module hauv optical kis tau tus mob
Hauv kev sib txuas lus, kev sib txuas ntawm hluav taws xob sib txuas ntawm cov hlau xaim hluav taws xob tau txwv ntau heev vim muaj qhov cuam tshuam xws li electromagnetic cuam tshuam, inter-code crosstalk thiab poob, thiab cov nqi xaim. Yog li ntawd, kev sib kis ntawm optical tau yug los. Optical kis tau tus mob muaj qhov zoo ntawm ...Nyeem ntxiv - los ntawm Admin / 21 Jul 20 /0Cov lus pom
Kev taw qhia thiab kev siv ntawm EPON optical module thiab GPON optical module
PON yog hais txog lub passive optical fiber network, uas yog ib qho tseem ceeb rau broadband access network kev pab cuam yuav tsum nqa. PON thev naus laus zis pib xyoo 1995. Tom qab ntawd, raws li qhov sib txawv ntawm cov ntaub ntawv txuas txheej thiab txheej txheej ntawm lub cev, PON thev naus laus zis tau maj mam muab faib ua APON ...Nyeem ntxiv - los ntawm Admin / 17 Jul 20 /0Cov lus pom
Dab tsi yog optical fiber? Cov yam ntxwv thiab kev faib tawm ntawm fiber ntau optical
Optical fiber xa cov teeb liab nyob rau hauv daim ntawv ntawm lub teeb pulses, thiab siv iav los yog plexiglass ua lub network kis nruab nrab. Nws muaj cov tub ntxhais fiber ntau, cladding thiab tiv thaiv npog. Optical fiber tuaj yeem muab faib ua Tib Hom fiber ntau thiab Ntau Hom fiber ntau. Ib hom kev kho qhov muag fiber ntau tsuas yog ...Nyeem ntxiv - los ntawm Admin / 14 Jul 20 /0Cov lus pom
Yooj yim nkag siab FTTx FTTC FTTB FTTH
FTTx yog dab tsi? FTTx yog "Fiber To The x" thiab yog lub ntsiab lus dav dav rau kev siv fiber ntau hauv kev sib txuas lus fiber ntau. x sawv cev rau qhov chaw ntawm cov kab fiber ntau. Xws li x = H (Fiber rau lub tsev), x = O (Fiber rau lub chaw ua hauj lwm), x = B (Fiber rau lub tsev). FTTx technology ranges los ntawm ...Nyeem ntxiv - los ntawm Admin / 10 Jul 20 /0Cov lus pom
SFP optical modules puas tuaj yeem siv hauv SFP + qhov?
SFP optical modules tuaj yeem muab tso rau hauv SFP + chaw nres nkoj hauv feem ntau. Txawm hais tias tus qauv hloov tshwj xeeb tsis paub meej, raws li kev paub dhau los, SFP optical modules tuaj yeem ua haujlwm hauv SFP + qhov, tab sis SFP + optical modules tsis tuaj yeem ua haujlwm hauv SFP qhov. Thaum koj ntxig ib qho SFP module hauv SFP + chaw nres nkoj, lub spe ...Nyeem ntxiv
