GPON fasahar - sabon sãsanni da na sadarwa

A GPON-fasahar ne a halin yanzu mafi zamani, m da kuma gaba-neman a wani fairly m iyali na m fiber-na gani networks. Bisa ga halin yanzu a cikin 'yan shekarun nan, Turai nagartacce, shi na samar na USB talabijin aiki da kuma Internet masu samar da sabis don tasiri mafita a cikin filin daga high-gudun damar zuwa World Wide Web, barga siginar da kuma wani na kwarai quality na talabijin images. GPON-fasahar kuma samar da muhimmanci tanadi na Tantancewar fiber ta hanyar wata itãciya topology cibiyar sadarwa gine-gine, da kuma babban AMINCI aka samu da m sashe abubuwa. Amma watakila Babban amfani da sadarwa sababbin abubuwa ne mai high-gudun "karshe mil".

GPON-fasahar goyon bayan zamani dabara na zango division multiplexing, wanda damar zuwa muhimmanci ƙara cibiyar sadarwa iya aiki ba tare da da haɓaka su na USB kayayyakin more rayuwa. A itace topology yayi babbar dama ga m management Bandwidth abokin ciniki sabis. A daidai wannan GPON fasahar yana da isasshe high data kudi da samar da nuna gaskiya na kai ga wani iri-iri da sabis: SDH, Ethernet, ATM, da dai sauransu

Saboda haka, da yawa abũbuwan amfãni daga m fiber-na gani networks da kuma yawan musamman siffofin an ƙaddara da abũbuwan amfãni daga wannan fasahar a kan sauran fannonin tsarin gine-gine sadarwa, musamman a game da high-gudun "karshe mil". Wannan shi ne saboda da m baza na bidi'a a cikin shiri na high-gudun fiber-na gani birni multiservice networks. Mene ne GPON-fasahar, da kuma abin da yake da asalinta?

By kanta, shi ne mai sauki, kamar duk m. A tsakiyar bada kumburi, samar da high-gudun kashin dangane da maki haɗa da m Tantancewar Subscriber cibiyar sadarwa ne daga wata itãciya gine. Wannan halitta na musamman matsakaici nodes cewa karbi bakuncin m m splitters (splitters) Tantancewar irin. Su passivity yana nufin cewa su cikakken ba bukatar abinci ko sabis.

A GPON-kayan aiki, splitters, ya hada da Multi-sabis hardware da software tashar dandali da kuma mai amfani da tashoshi. Kuma wanda dandali iya aika bayanai da irin wannan yawan saye da na'urorin, wanda zai bari ka haɗa shi da kasafin kudin wutar lantarki da kuma gudun transceiver hardware. A totality daga cikin kayayyakin zamani ba ka damar da sauri da kuma kudin-yadda ya kamata tura m fiber-na gani cibiyar sadarwa, da kuma hažaka da na USB gine.

Mene ne ban sha'awa shi ne cewa m Tantancewar fiber networks ba da sabuwar dabara na ba rana tsarin. A ci gaba da wannan watsa fasahar fara a cikin eighties, a cikin zurfin Birtaniya Telecom Labs. A 'yan shekarun baya na farko gwajin gwaji da aka za'ayi bayan da farkon na ci gaba, wanda ya samu halartar da yawa sanannun Turai talabijin. A nan gaba, wannan fasahar ya wuce da yawa matakai na kyautata da kuma na zamani. A farko m cibiyar sadarwa na irin wannan da wata damar da 155 Mbit / s. Duk da haka, a lokacin da wannan ya isa. Kuma kawai a yanzu, saboda da m ci gaba da Internet da kuma dijital TV, da fasahar da aka tabbatar da cewa da gaske rare.