Wireless na'ura mai ba da hanya tsakanin hanyoyin sadarwa;ONU;ONT;OLT;fiber optic transceiver bayanin kalmomi

1. AP, Wireless Router,yana watsa siginar cibiyar sadarwa ta hanyar karkatattun nau'i-nau'i. Ta hanyar haɗar AP, tana canza siginar lantarki zuwa siginar rediyo kuma tana aika su.

2. ONU (Sashin hanyar sadarwa ta gani)naúrar cibiyar sadarwa na gani. Kayan aikin cibiyar sadarwar PON, PON yana amfani da fiber na gani guda ɗaya don haɗawa da OLT, sannan OLT yana haɗa da ONU. ONU tana ba da bayanai, IPTV (Interactive Internet Television), murya da sauran ayyuka. Tashar PON anan tana nufin tashar jiragen ruwa akan OLT. Ɗayan tashar jiragen ruwa na PON yayi daidai da mahaɗar gani guda ɗaya. PON (Passive Optical Network) cibiyar sadarwa mara kyau. Tashar PON gabaɗaya tana nufin tashar OLT na ƙasa kuma an haɗa ta da mai raba gani. Hakanan ana iya kiran tashar jiragen ruwa ta ONU tashar PON. Modem na gani yana nufin modem na fiber optic, kuma duk kayan aikin jujjuyawar mai amfani da ƙarshen fiber optic ana iya kiransa gaba ɗaya azaman modem na gani. Modulation shine canza siginar dijital zuwa siginar analog da ake watsawa akan layukan tarho, kuma ragewa shine canza siginar analog zuwa siginar dijital, tare da ake kira modem. Muna amfani da layin waya don watsa siginar analog, yayin da PC ke watsa siginar dijital. Don haka, lokacin da ake haɗa Intanet ta hanyar layin waya, dole ne ka yi amfani da modem.

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3. ONT (Na'urar Jijiya na gani)kayan aikin cibiyar sadarwa na gani, daidai da ONU. Na'urar sadarwar gani ce da ake amfani da ita a ƙarshen mai amfani. Bambancin shine: ONT tashar tashar sadarwa ce ta gani, wanda ke tsaye a ƙarshen mai amfani, yayin da ONU yanki ne na cibiyar sadarwa na gani, kuma ana iya samun wasu hanyoyin sadarwa tsakaninsa da mai amfani, kamar Ethernet. Ana iya amfani da samfuran ONU/ONT na CeitaTech azaman samfuran ONU/ONT ko azaman masu tuƙi. Ɗayan samfurin yana da amfani da yawa.

4. OLT (Tsarin layin gani)Tashar layin gani na gani, kayan aiki na tasha da ake amfani da su don haɗa layin gangar jikin fiber na gani. Ayyuka: (1) Aika bayanan Ethernet zuwa ONU (Na'urar Sadarwar Yanar Gizo) ta hanyar watsa shirye-shirye, (2) Ƙaddamarwa da sarrafa tsarin jeri da yin rikodin kewayon bayanan, (3) Rarraba bandwidth zuwa ONU, wato, sarrafa farkon bayanan aika ONU. lokacin farawa da aika girman taga. Cibiyar sadarwa da aka haɗa tsakanin kayan aikin ofis na tsakiya (OLT) da kayan aikin mai amfani (ONU/ONT) ta hanyar hanyar sadarwa na rarraba gani (ODN) wanda ya ƙunshi igiyoyin igiyoyi masu wucewa da masu rarrabawa / masu haɗawa.

5. Na ganitransceiver fibernaúrar juyawa ce ta hanyar watsa labarai ta Ethernet wacce ke musanya gajeriyar sigina na lantarki guda biyu masu murɗaɗɗen nisa da sigina na gani mai nisa. Ana kuma kiransa mai canza wutar lantarki (photoelectric Converter).Fiber Converter) a wurare da dama. . Ana amfani da samfurin gabaɗaya a cikin ainihin mahallin cibiyar sadarwa inda igiyoyin Ethernet ba za su iya rufewa ba kuma dole ne a yi amfani da fiber na gani don tsawaita nisan watsawa, kuma galibi ana sanya shi a cikin aikace-aikacen Layer na hanyoyin sadarwa na yanki na babban birni; yana taimakawa haɗa mil na ƙarshe na layin fiber optic zuwa cibiyoyin sadarwa na yanki na birni da Kan hanyar sadarwa ta waje.


Lokacin aikawa: Maris-09-2024

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