EPON (Ethernnet Passsive hanyar sadarwa)
Ethernnnnnnnnnnet passsive centicarfin fasaha shine fasahar PONE Sarrafa ta ethernet. Tana da maki ga tsarin yawan masu yawa da Siber Fiberic Wassivission, samar da ayyuka da yawa akan Ethernet. Fasahar Epoon ta hanyar Ieee802.3 EfM Worfer. A watan Yuni na 2004, ƙungiyar masu aiki da Ieee802.3efm rukuni ne aka fitar da daidaitaccen mizanan - Ieee802.3ah (wanda aka haɗa a cikin Iee802.3-2005 daidaitacce a 2005).
A cikin wannan daidaitaccen, Ethernet da PON na fasahar da aka yi amfani da ita, tare da POSHE PRENCOL ya yi amfani da su a hanyar haɗin yanar gizon da Ethernet da ethernet. Sabili da haka, yana haɗu da fa'idodi na fasaha na pon da fasahar Ethernet: Low cost, m scalability tare da mai amfani da Ethernet, da sauransu sarrafawa, da sauransu.
Gpon (gigabit-capable pon)
Fasaha ita ce sabuwar zamani ta hanyar Broadband Passical Entical hade daidaitaccen daidaitaccen haɗin haɗin kai dangane da ITA-TG.984. X Standard, wanda yake da fa'idodi da yawa kamar manyan bandwidth, babban aiki, manyan yankin da ke amfani da shi, da musayar mai amfani da mai amfani da shi. Mafi yawan masu aiki a matsayin mafi kyawun fasaha don cimma fassarar fassarar fassarar sabis ɗin hanyoyin sadarwa. Kungiyar Kungiyar FSAN ta farko ta gabatar a watan Satumbar 2002. Dangane da wannan, ITU-T ya kammala bunkasuwar ITU-T G.984.3 a watan Fabrairu 2004. Don haka, an kafa tsohuwar iyali ta GPON.
Fasahar GPON ta samo asali ne daga Standararren Fasaha ta ATMPLON ta kafa a 1995, kuma pon tana tsaye don "cibiyar sadarwar ta Profive" cikin Ingilishi. Kungiyar GPON (Gigabit Capable Passsive Intanet) ya gabatar da gabatar da batun ITU-T G.984.3 a watan Fabrairu 2004. Don haka, an kafa tsohuwar gidan Gpon a ƙarshe. Tsarin tsari na na'urori dangane da fasaha na GPON yana da kama da pont na cibiyar, Ont / onu (tashar hanyar sadarwa) a ƙarshen zaɓi, Ont / onu (tashar hanyar sadarwa) da tsarin sarrafawa guda ɗaya, Ont / onu (tashar hanyar sadarwa) da tsarin kula da hanyar sadarwa, da tsarin hanyar sadarwa na pert.
Bambanci tsakanin Efo da GPON
GPON yana amfani da Fasaha na Yara na Yara na Yara na Yuli (WDM) don kunna saukarwa na lokaci ɗaya don kunna loda da kuma saukarwa. Yawancin lokaci, ana amfani da mai ɗaukar mai juyi na 1490nm don saukewa, yayin da aka zaɓi mai ɗaukar ruwa na 13 na 90nm don loda. Idan siginar TV suna buƙatar watsa, za a yi amfani da mai ɗaukar hoto na 1550nm. Kodayake kowannensu zai iya cimma nasarar saukowa na 2.4888 kuma yana amfani da damar rarrabuwa da yawa (TDMA) don ware wani yanki na kowane mai amfani a siginar lokaci-lokaci.
Matsakaicin saukar da adadin XGPON yana zuwa 10GBitits / s, da kuma yawan aikawa kuma yana da 2.5Git / s. Hakanan yana amfani da fasaha na WDM, da kuma tafarnuwar ruwa na sama da kuma saman katako masu hawa 127nm da 1577nm, bi da bi.
Saboda yawan isar da sako, ana iya rarrabe more onus a gwargwadon tsarin data guda, tare da matsakaicin nesa na har zuwa 20km. Kodayake ba a ƙwace XGPON ba tukuna, yana samar da hanyar haɓakawa don masu aiki da aikin sadarwa.
Eppon yana da cikakken jituwa tare da wasu ƙa'idojin Ethernet, don haka babu buƙatar juyawa ko vionpsulation lokacin da aka haɗa da hanyoyin sadarwar Ethernet, tare da matsakaicin biyan 1518. Epon baya buƙatar hanyar shiga CSMA / CD a cikin wasu sigogin Ethernet. Bugu da kari, kamar yadda isar da Ethernet shine babbar hanyar watsa hanyar sadarwa na yankin, babu buƙatar yin hira da hanyar sadarwa ta hanyar sadarwa yayin haɓakawa zuwa cibiyar sadarwa ta metroolitan.
Hakanan akwai nau'in Ethernet guda 10 / s wanda aka tsara azaman 802.3av. Hakikanin layin shine 10.3125 gbits / s. Babban yanayin shine UPLink 10 / s Uppink da Rage Ruwa, tare da wasu amfani da Rage 10 / S Downlink da 1 GBIT / S UPLink.
Version vision yana amfani da igiyar ruwa daban-daban a cikin fiber, tare da saukar da saukowa na 1575-1580nm da kuma tsayayyen zazzabi na 1260-1280nm. Saboda haka, tsarin GBIT / S da kuma daidaitaccen tsarin 1GBit / s na iya zama zazzagewa da yawa a kan fiber guda.
Tushen Triple Playing
Hadin gwiwar hanyoyin sadarwa guda uku yana nufin cewa yayin aiwatar da juyin halitta daga hanyar sadarwa, hanyoyin sadarwa na yanar gizo, kuma yana iya samar da masu amfani da fasaha, rediyo na yanar gizo, kuma yana iya samar da masu amfani da su ta hanyar sadarwa, bayanai na zamani, kuma suna iya samar da masu amfani da su da murya, bayanai na zamani, kuma suna iya samar da masu amfani da su da murya, bayanai na zamani, kuma yana iya samun masu amfani da su da murya, bayanai na zamani, kuma yana iya samun masu amfani da su da murya, bayanai, Rediyo na Talakawa, kuma yana iya samar da masu amfani da su da murya, Hadin gwiwar Triple baya nufin hadewa na zahiri na manyan hanyoyin sadarwa guda uku, amma galibi yana nufin haɓakar aikace-aikacen kasuwanci masu girma.
An yi amfani da hadewar hanyoyin sadarwa guda ɗaya cikin filaye daban-daban kamar su na hankali, kariyar muhalli, aikin gwamnati, da gidajen lafiya. A nan gaba, wayoyin hannu zasu iya kallon TV kuma su yi amfani da Intanet kuma TV na iya yin kiran waya da kwamfyuta.
Za'a iya bincika hadewar hanyoyin sadarwa guda daga fuskoki daban-daban da matakai daban-daban, wanda ya shafi hadewar fasaha, haɗin kasuwanci, haɗin kai, haɗin kasuwancin masana'antu, da haɗin cibiyar sadarwa.
Fasahar Fasaha
Babban jikin Fasaha Fasaha shine Fasahar Sadarwar Sadarwa. Ofaya daga cikin dalilan cibiyar sadarwa shine samar da ayyukan haɗin haɗin ta hanyar cibiyar sadarwa. Don samar da ayyukan hadewa, ya zama dole a sami dandamali na cibiyar sadarwa wanda zai iya tallafa wa watsa abubuwa daban-daban masu yawa (Stroorar Media) kamar Audio da bidiyo.
Halayen waɗannan kasuwancin sune bukatun kasuwanci, babban adadin bayanai, da manyan abubuwan ingancin sabis, don haka gaba ɗaya suna buƙatar manyan bandwidth lokacin watsa. Bugu da ƙari, daga hangen tattalin arziƙi, farashin bai kamata ya yi girma sosai ba. Ta wannan hanyar, babban iko da mai ɗorewa Sadarwar Sadarwa ya zama mafi kyawun zaɓi don watsa labarai na watsa labarai. Ci gaban Fasahar Yankin Broadband, musamman Fasahar Sadarwa ta Pencolical, yana ba da bandwidth, musayar hanya, da ƙarancin farashi don watsa bayanai daban-daban.
A matsayin fasahar ginshiƙi a filin sadarwa na zamani, fasahar sadarwa ta dace tana haɓaka a cikin adadin sau 100 girma kowane shekara 10. Sashin fitowar fiber tare da babban ƙarfin iska shine dandamali na isowa don "shafukan yanar gizo guda uku" da kuma babban mai ɗaukar motar ta gaba. Manyan karfin file Expitic Sadarwa na Skillic Sadarwa na Sadarwa, hanyoyin sadarwa na kwamfuta, da kuma hanyoyin watsa shirye-shirye.
Lokacin Post: Disamba-12-2024