los ntawm Admin / 11 May 22 /0Cov lus pom Kev taw qhia luv luv rau PON network architecture Tej zaum koj yuav tsis paub tias "PON" yog dab tsi (feem ntau nyeem ua "pang"), tab sis koj yuav tsum tau hnov txog "fiber rau tsev". Tej zaum koj yuav tsis paub tias "ONU" yog dab tsi (feem ntau nyeem "ONU"), tab sis thaum koj qhib lub thawv hluav taws xob tsis muaj zog hauv koj lub tsev, koj yuav tsum pom "... Nyeem ntxiv los ntawm Admin / 09 May 22 /0Cov lus pom Multi-function ONU Nrog rau txoj kev loj hlob sai ntawm kev tshawb fawb thiab thev naus laus zis, FTTH (Fiber To The Home) thev naus laus zis tau nthuav dav, nrog Tuam Tshoj Telecom, Tuam Tshoj Mobile, Tuam Tshoj Unicom peb tus tswv lag luam ntawm kev sib txuas lus tau ua tiav qhov loj-loj loj xa mus, thiab raws li ONU (optical. modem) tau dhau los ua qhov tsim nyog ... Nyeem ntxiv los ntawm Admin / 06 May 22 /0Cov lus pom A 2.4G WiFi Protocol Standard 2.4G WiFi ua haujlwm hauv 2.4GHz band nrog kev ua haujlwm zaus ntawm 2400 ~ 2483.5MHz.Cov qauv tseem ceeb ua raws yog IEEE802.11b / g / n tus qauv tsim los ntawm IEEE (Association of Electrical and Electronics Engineers).Nov yog cov qauv no. Hauv kev nthuav dav: IEEE802.11 yog wireless LAN tus qauv thawj ... Nyeem ntxiv los ntawm Admin / 24 Apr 22 /0Cov lus pom BOB calibration qhia txog HDV Phoelectron Technology LTD 1. BOB commissioning txheej txheem: 1. BOB commissioning txheej txheem ntawm HDV Phoelectron Technology LTD: Nws yog tsuas yog los debug lub optical hwj chim thiab qhov muag daim ntawv qhia extinction piv ntawm lub transmitting kawg, thiab cov receiver yuav tsum calibrate nws rhiab heev thiab RSSI xyuas. BOB commis... Nyeem ntxiv los ntawm Admin / 20 Apr 22 /0Cov lus pom Kev daws teeb meem yooj yim ntawm ONU (optical network unit) Taw qhia: ONU (Optical Network Unit) tau muab faib ua active optical network unit thiab passive optical network unit, ONU yog tus neeg siv lub davhlau ya nyob twg hauv cov khoom siv kho qhov muag, muab tso rau ntawm tus neeg siv kawg, siv nrog OLT kom ua tiav Ethernet Txheej 2, Txheej 3 ua haujlwm , muab cov neeg siv nrog lub suab, cov ntaub ntawv ... Nyeem ntxiv los ntawm Admin / 18 Apr 22 /0Cov lus pom All-optical network daws teeb meem rau xov tooj cua thiab TV tswv Tam sim no, peb lub tuam txhab xov tooj loj IPTV txuas ntxiv mus ua txhaum ntawm cov xov tooj cua thiab cov xov tooj cua ib txwm siv cable TV ua lag luam, xov tooj cua thiab xov tooj cua ntsib ntau tus neeg siv poob, xov tooj cua thiab TV kev hloov pauv yuav tshwm sim, nws tuaj yeem hais tias leej twg tswj hwm. ... Nyeem ntxiv << < Ua ntej37383940414243Tom ntej no>>> Page 40/76