Kyakkyawan kebul na USB ne kebul na cibiyar sadarwa wanda ke dauke da nau'i na filaye gilashi a cikin ɗakin da aka saka. Ana tsara su don nisa, nisa bayanai da yawa, da sadarwa.
Idan aka kwatanta da ƙananan igiyoyi, igiyoyin fiber optic suna samar da bandwidth mafi girma kuma zasu iya watsa bayanai a tsawon nisa.
Kamfanin fiber optic yana tallafawa yawancin intanet, na USB da telebijin.
Yaya Ayyukan Firai Mafi Girma ke aiki
Ƙananan igiyoyin fiber na dauke da siginar sadarwa ta amfani da fassarar haske wanda kananan ƙananan laser ya samar ko diodes masu haske (LEDs).
Kebul yana kunshe da ɗaya ko fiye da nau'i na gilashi, kowannensu yana da dan kadan fiye da gashin mutum. Tsakanin kowane ɓangaren ana kiransa babban, wanda ke samar da hanya don haske don tafiya. Maganin an kewaye shi da gilashin gilashi da ake kira cladding wanda ya nuna haske a ciki don kaucewa hasara sigina kuma ya ba da damar haske ta wucewa ta waya.
Ana kiran wasu nau'i biyu na filoli fiber Yanayin guda da yanayin filayen masu yawa. Fayil mai sauƙi yana amfani da matakan gilashi na bakin ciki da laser don samar da haske yayin da masu amfani da nau'i-nau'i suna amfani da LED.
Cibiyoyi na filayen ƙwayoyi guda daya suna amfani da fasaha na Wave Division Multiplexing (WDM) don ƙara yawan adadin bayanai wanda za'a iya aikawa a cikin fadin. WDM yana ba da damar haskakawa a wasu nau'o'i daban-daban don haɗawa (multiplexed) kuma daga baya rabu (de-multiplexed), yadda ya kamata ya watsa sassan labaran sadarwa ta hanyar tashar wuta daya.
Amfani da Fiber Optic Cables
Lambobin fiber suna ba da dama a kan tsararren tsararraki mai tsawo.
- Fiber Optics yana da ƙarfin haɓaka. Adadin hanyar sadarwa ta hanyar sadarwa na USB zai iya ɗauka sauƙin ya wuce abin da kebul na USB da irin wannan kauri. Ƙananan igiyoyi da aka ƙidaya a 10 Gbps, 40 Gbps har ma da 100 Gbps daidai ne.
- Tun da haske zai iya tafiya da nisa har zuwa filaye na USB ba tare da rasa ƙarfinsa ba, yana rage bukatar buƙatar sigina.
- Fiber ne mai saukin kamuwa da tsangwama. Kamfanin sadarwa na gargajiya na musamman ya buƙatar garkuwa ta musamman don kare shi daga tsangwama na electromagnetic. Duk da yake wannan garkuwar yana taimakawa, bai isa ya hana tsangwama ba lokacin da ana amfani da igiyoyi masu yawa a kusa da juna. Abubuwan da ke cikin gine-gine da fiber fiber suna kaucewa mafi yawan waɗannan batutuwa.
Fiber zuwa Home (FTTH), Sauran Ayyuka, da Fiber Networks
Yayinda mafi yawan fiber aka shigar don tallafawa haɗin kai tsakanin birane da ƙasashe, wasu masu samar da intanet sun sanya hannu wajen shimfida hanyoyin fiber su zuwa yankunan karkara don samun dama ta hanyar gidaje. Masu bayar da masana'antu da masana'antun masana'antun suna kiran wadannan '' mintina ''.
Wasu ayyukan FTTH da aka fi sani da a kasuwa a yau sun hada da Verizon FIOS da Google Fiber. Wadannan ayyuka na iya samar da gudunmawar intanet (1 Gbps) zuwa kowane gida. Duk da haka, kodayake masu samarwa suna bayar da kuɗin kuɗi, suna yawan bayar da samfurori da yawa ga abokan ciniki.
- FTTP (Fiber to Premises): Fiber da ke dage farawa har zuwa ginin.
- FTTB (Fita ga Ginin / Kasuwanci / Block): Haka kuma FTTP.
- FTTC / N (Fiber to Curb of Node): Fitilar da aka sanya wa kullin amma to, ma'anonin jan karfe sun gama haɗin kai a cikin ginin.
- Hanyar filaye: Fiber wanda ya fita daga ofishin babban ofishin kuma an haɗa shi tsaye zuwa abokin ciniki ɗaya. Wannan yana samar da mafi girma bandwidth amma ya fi tsada.
- Fitilar da aka raba: Kamar kamannin fiber na fira sai dai kamar yadda fiber ke kusa da ɗakunan abokan ciniki kusa da shi, an raba shi zuwa wasu zaruruwa ga masu amfani.
Mene ne Dark Fiber?
Kalmar fiber mai duhu (sau da yawa akan filayen filaye ko ake kira launi marar launi ) mafi yawanci yana nufin ƙuƙwalwar fiber optic shigar da ba'a amfani dashi yanzu. Wani lokaci ma yana nufin ma'aikatan fiber na sarrafawa.