Ọmụma

Nke mbụ, tupu iwebata FTTR, anyị na-aghọta nnọọ ihe FTTx bụ. FTTx bụ mkpirisi maka "Fiber To The x" maka "fiber to x", ebe x abụghị naanị na-anọchi anya saịtị ebe eriri na-abịarute, kamakwa ọ gụnyere ngwa netwọk anya arụnyere na saịtị ahụ wee mata ...

ONU: aha zuru oke Optical Network Unit, ngalaba netwọk anya anya, nke a na-akpọkarị ONU, na-eji teknụzụ PON passive optical fiber access technology, nnyefe mgbasa ozi maka eriri anya, bụ nnukwu ohere nnweta nke ndị na-ahụ maka telecom zuru ụwa ọnụ, yana uru nke obere cos. ...

Ị nwere ike ịmaghị ihe "PON" bụ (a na-agụkarị "pang"), mana ị ga-anụrịrị maka "fiber to the home". Ị nwere ike ịmaghị ihe "ONU" bụ (na-agụkarị "ONU"), mana mgbe ịmepee igbe ọkụ eletrik na-adịghị ike n'ụlọ gị, ị ga-ahụrịrị "...

Site na mmepe ngwa ngwa nke sayensị na teknụzụ, teknụzụ FTTH (Fiber To The Home) na-agbasa n'ọtụtụ ebe, yana China Telecom, China Mobile, China Unicom atọ ndị na-arụ ọrụ nke netwọkụ nkwurịta okwu agwụla nnukwu nnabata ndị tozuru oke, yana dị ka ONU (optical). modem) aghọwo ihe dị mkpa ...

2.4G WiFi na-arụ ọrụ na band 2.4GHz na-arụ ọrụ ugboro ugboro nke 2400 ~ 2483.5MHz. Ụkpụrụ bụ isi na-esote bụ IEEE802.11b / g / n ọkọlọtọ nke IEEE (Association of Electric and Electronics Engineers) setịpụrụ. Lee ihe ndị a njirisi. n'uju: IEEE802.11 bụ ọkọlọtọ LAN ikuku ikuku mbụ ...

Okwu Mmalite: E kewara ONU (Optical Network Unit) n'ime nkeji netwọk anya na-arụ ọrụ na mpaghara netwọk anya na-agafe agafe, ONU bụ ngwaọrụ njedebe onye ọrụ na netwọk anya, tinye na njedebe onye ọrụ, ejiri OLT mee ihe iji nweta Ethernet Layer 2, ọrụ Layer 3. , iji nye ndị ọrụ olu, data na...