Menene na'urar ONU?

Na'urar sadarwa ta ONU (Optical Network Unit), ONU an raba ta zuwa na'urar sadarwa ta gani mai aiki da kuma na'urar sadarwa ta gani mai aiki. Gabaɗaya, na'urori masu sanye da sa ido kan hanyar sadarwa, gami da masu karɓar haske, masu watsawa na gani a sama, da kuma amplifiers na gada da yawa, ana kiransu da na'urori masu gani. PON yana amfani da fiber optic guda ɗaya don haɗawa da OLT, sannan OLT ya haɗu da ONU. ONU yana ba da ayyuka kamar bayanai, IPTV (watau talabijin na cibiyar sadarwa mai hulɗa), da murya (ta amfani da IAD, wato Na'urar Samun dama Mai Haɗaka), yana aiwatar da aikace-aikacen "wasa sau uku".

Siffofi

Zaɓi don karɓar bayanan watsa shirye-shirye da OLT ya aika;

Amsa umarnin sarrafa wutar lantarki da na wutar lantarki da OLT ta bayar; kuma a yi gyare-gyare masu dacewa;

Ajiye bayanan Ethernet na mai amfani kuma aika shi zuwa sama a cikin taga aikawa da OLT ta ware;

Cikakkun sharuɗɗan IEEE 802.3/802.3ah;

· Karɓar ƙarfin ji yana da girma har zuwa -25.5dBm;

· Aika wutar lantarki har zuwa -1 zuwa +4dBm;

PON yana amfani da fiber na gani guda ɗaya don haɗawa da OLT, sannan OLT ya haɗu da ONU. ONU yana ba da ayyuka kamar bayanai, IPTV (watau talabijin na hanyar sadarwa mai hulɗa), da murya (ta amfani da IAD, watau Na'urar Samun dama Mai Haɗaka), yana aiwatar da aikace-aikacen "wasa sau uku";

· Mafi girman PON: bayanai masu daidaituwa 10Gb/s sama da ƙasa, muryar VoIP da ayyukan bidiyo na IP;

· “Toshewa da kunnawa” na ONU bisa ga ganowa da daidaitawa ta atomatik;

· Ingantaccen ingancin ayyukan sabis (QoS) bisa ga lissafin kuɗin matakin sabis (SLA);

· Ikon sarrafawa daga nesa wanda ke da wadataccen aiki mai ƙarfi na OAM;

· Mai karɓar haske mai ƙarfi da ƙarancin amfani da wutar lantarki;

· Tallafawa aikin Gasp na Mutuwa;

Rarrabawa

Haske mai aiki

Ana amfani da na'urar sadarwa mai aiki ta gani galibi lokacin da aka haɗa hanyoyin sadarwa guda uku, kuma tana haɗa fitarwa ta CATV mai cikakken band RF; sauti mai inganci na VOIP; yanayin hanya mai matakai uku, damar shiga mara waya da sauran ayyuka, waɗanda zasu iya samar da damar shiga kayan haɗin kai na wasanni uku cikin sauƙi.

Haske mai wucewa

Passive ONU (Optical Network Unit) na'ura ce ta gefe mai amfani da tsarin GEPON (Gigabit Passive Optical Network), wanda ake amfani da shi don dakatar da ayyukan da aka watsa daga OLT (Optical Line Terminal) ta hanyar EPON (Passive Optical Network). Tare da haɗin gwiwa da OLT, ONU na iya samar da ayyuka daban-daban na intanet ga masu amfani da aka haɗa. Kamar surfacing intanet, VoIP, HDTV, VideoConference da sauran ayyuka. ONU, a matsayin na'urar gefe mai amfani don aikace-aikacen FTTx, na'urar gefe mai girma ce kuma mai araha wacce ake buƙata don sauyawa daga "zamanin kebul na jan ƙarfe" zuwa "zamanin fiber na gani". A matsayin mafita mafi kyau ga damar shiga waya ta masu amfani, GEPON ONU zai taka muhimmiyar rawa a cikin ginin hanyar sadarwa na gaba ɗaya na NGN (Next Generation Network) a nan gaba.

UTStarcom ONU 1001i kayan aiki ne mai sauƙin amfani wanda ake amfani da shi a tsarin GEPON. An tsara shi ne don masu amfani da gida da masu amfani da SOHO, kuma yana ba da haɗin intanet mai girman gigabit don hanyoyin shiga masu amfani da/ko kwamfutoci. ONU 1001i yana ba da tashar sadarwa ta 1000Base-TEthernet guda ɗaya don bayanai da ayyukan bidiyo na IPTV. Ana iya tsara ONU1001i daga nesa ta hanyar tashar layin gani ta UTStarcom BBS (OLT).

aikace-aikace

Ana haɗa ONU 1001i zuwa ofishin tsakiya (CO) ta hanyar tashar GEPON, kuma ɓangaren da ke ƙasa shine ga masu amfani da kansu ko masu amfani da SOHO don samar da tashar sadarwa ta Gigabit Ethernet guda 1. A matsayin mafita ta gaba ta FTTx, ONU 1001i yana ba da sabis na murya mai ƙarfi, bayanai masu sauri da bidiyo ta hanyar GEPON mai fiber guda ɗaya.