- los ntawm Admin / 05 May 20 /0Cov lus pom
Txheeb xyuas qhov kev faib tawm thiab cov yam ntxwv ntawm PON optical modules
PON module yog ib qho kev ua haujlwm siab kho qhov muag siv hauv PON system, xa mus rau PON module, Ua raws li ITU-T G.984.2 tus qauv thiab ntau qhov kev pom zoo (MSA), Nws siv cov wavelengths sib txawv xa thiab txais cov cim ntawm OLT (Optical Line Terminal) thiab ONT (Optical Network Terminal). Ty...Nyeem ntxiv - 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 / 24 Apr 20 /0Cov lus pom
Thermal imaging ntse kaus mom hlau
Kev soj ntsuam ntawm N901 lub kaus mom ntse rau kev tiv thaiv kab mob sib kis-Tuam Tshoj txoj kev tshawb fawb thiab thev naus laus zis lub zog uas tsis tuaj yeem tsis quav ntsej txog kev tiv thaiv kev kis mob Lub kaus mom ntse ntse N901 tuaj yeem siv tau yooj yim, ua tsaug rau nws qhov hnyav hnyav. Vim yog kev siv tshuab optical drive, cov kev tshawb fawb tseem ceeb ...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
