los ntawm Admin / 30 Apr 20 /0Cov lus pom Cov ncauj lus kom ntxaws ntawm EPON vs GPON qhov twg zoo dua? EPON thiab GPON muaj lawv tus kheej zoo. Los ntawm qhov Performance index, GPON yog superior rau EPON, tab sis EPON muaj qhov zoo ntawm lub sij hawm thiab nqi. GPON tab tom ntes. Saib rau pem hauv ntej mus rau yav tom ntej broadband nkag lag luam, tej zaum nws yuav tsis yog leej twg hloov leej twg, nws yuav tsum tau coexisting thiab complementary. Rau bandw... Nyeem ntxiv los ntawm Admin / 28 Apr 20 /0Cov lus pom OLT, ONU, ODN OLT yog lub davhlau ya nyob twg kho qhov muag, ONU yog qhov chaw kho qhov muag (ONU), lawv yog cov khoom siv kho qhov muag sib txuas. Nws yog ob qhov tsim nyog modules hauv PON: PON (Passive Optical Network: passive optical network). PON (passive optical network) yog hais txog (optical distribution network) ... Nyeem ntxiv los ntawm Admin / 22 Apr 20 /0Cov lus pom Paub meej txog POE fais fab mov Nrog txoj kev loj hlob sai ntawm IP xov tooj, wireless LAN nkag point APs, thiab kev saib xyuas lub network nyob rau hauv xyoo tas los no, cov txheej txheem kev lag luam tau nce siab dua, thiab kev txhawb nqa kev lag luam los ntawm cov tuam txhab tau dhau los ua ntau dua thiab muaj txiaj ntsig. Ntawm cov technical ... Nyeem ntxiv los ntawm Admin / 17 Apr 20 /0Cov lus pom Dab tsi yog ib hom fiber ntau? Qhov zoo thiab qhov tsis zoo yog dab tsi? Ib hom fiber ntau (SingleModeFiber) yog ib qho fiber ntau optical uas tuaj yeem kis tau ib hom ntawm ib lub wavelength uas tau teev tseg. Lub hauv paus iav core yog nyias nyias (txoj kab uas hla feem ntau yog 9 lossis 10μm). Yog li ntawd, nws inter-hom dispersion yog heev me me, haum rau tej thaj chaw deb kev sib txuas lus Txawm li cas los, muaj al ... Nyeem ntxiv los ntawm Admin / 15 Apr 20 /0Cov lus pom 10G optical module | 40G optical module | Hom thiab daim ntawv thov ntawm 100G optical module Tam sim no nrog cov ntaub ntawv chaw 10G optical module | 40G optical module | 100G optical module yog ib qho kev txhim kho dav dav hauv kev ua lag luam, raws li qhov kev loj hlob sai no, thoob ntiaj teb 10G optical module | 40G optical module | 100G optical module cov nyiaj tau los yog nyob rau hauv tag nrho cov kho qhov muag Lub lag luam module yuav suav rau ... Nyeem ntxiv los ntawm Admin / 10 Apr 20 /0Cov lus pom Dab tsi yog qhov txawv ntawm fiber ntau optic modules thiab fiber optic transceivers? Lus Cim: Nrog rau kev txhim kho ntawm kev tshawb fawb thiab thev naus laus zis, kev ceev ntawm cov ntaub ntawv hauv nroog tau nrawm dua, thiab cov kev xav tau ntawm kev sib txuas lus thev naus laus zis tau nce siab dua. Optical fibers tau dhau los ua neeg nyiam ntau dua hauv kev sib txuas lus vim lawv qhov zoo ntawm kev xa tawm sai ... Nyeem ntxiv << < Ua ntej31323334353637Tom ntej no>>> Page 34/47