Single yanayin fiber: tsakiyar gilashin core ne sosai sirara (core diamita ne kullum 9 ko 10) μ m), kawai daya hanya na Tantancewar fiber za a iya daukar kwayar cutar.
A intermodal watsawa na single-mode fiber ne sosai kananan, wanda ya dace da m sadarwa, amma akwai kuma abu watsawa da waveguide watsawa.Ta wannan hanyar, fiber na yanayin guda ɗaya yana da manyan buƙatu don nisa mai faɗi da kwanciyar hankali na tushen haske, wato, faɗin sikelin ya kamata ya zama kunkuntar kuma kwanciyar hankali ya zama mai kyau.
Daga baya, an gano cewa a kan 1.31 μ A M raƙuman ruwa, rarrabuwar kayan abu da watsawar igiyar igiya guda ɗaya suna da kyau kuma mara kyau, kuma girman daidai yake.Don haka, 1.31 μ M zangon yanki ya zama kyakkyawan taga aiki na sadarwa na fiber na gani, kuma shine babban rukunin aiki na tsarin sadarwar fiber na gani mai amfani 1.31μM manyan sigogin fiber na al'ada guda ɗaya da aka ƙaddara ta ITU-T a cikin shawarwarin G652, don haka irin wannan nau'in fiber kuma ana kiransa fiber G652.
Idan aka kwatanta da fiber multimode, fiber-mode fiber na iya tallafawa nesa mai tsayi.A cikin 100Mbps Ethernet da 1G gigabit cibiyar sadarwa, fiber-mode fiber na iya tallafawa nisan watsawa fiye da 5000m.
Daga hangen nesa na farashi, saboda transceiver na gani yana da tsada sosai, farashin yin amfani da fiber na gani guda ɗaya zai kasance mafi girma fiye da na kebul na fiber na gani mai yawa.
Rarraba fihirisa mai jujjuyawa yayi kama da na fiber mutant, kuma babban diamita shine kawai 8 ~ 10 μm.Hasken yana yaduwa tare da tsakiyar axis na fiber core a cikin siffa mai layi.Domin irin wannan nau'in fiber na iya watsa yanayin guda ɗaya kawai (lalacewar jihohi biyu na polarization), ana kiransa fiber-mode fiber, kuma karkatar da siginar sa kadan ne.
Bayanin "Fiber Optical Mode Single" a cikin wallafe-wallafen ilimi: gabaɗaya, lokacin da V bai kai 2.405 ba, igiyar igiyar ruwa ɗaya ce ta ratsa fiber na gani, don haka ana kiranta fiber na gani guda ɗaya.Jigon sa yana da bakin ciki sosai, kusan 8-10 microns, kuma yanayin tarwatsewa kadan ne.Babban abin da ya shafi watsa band nisa na Tantancewar fiber ne daban-daban watsawa, da kuma yanayin watsawa ne mafi muhimmanci, da kuma watsawa na guda-yanayin Tantancewar fiber ne kananan, Saboda haka, haske za a iya daukar kwayar cutar ga dogon nisa a cikin m mita. band.
Fiber na gani guda ɗaya yana da core diamita na 10 microns, wanda zai iya ba da damar watsa igiyoyi guda ɗaya da kuma rage iyakokin bandwidth da watsawa na modal.Koyaya, saboda ƙananan diamita na fiber na gani guda ɗaya, yana da wahala a sarrafa watsa katako, don haka yana buƙatar Laser mai tsada sosai azaman tushen haske, kuma babban iyakancewar fiber na gani guda ɗaya yana cikin tarwatsa kayan, Single. yanayin kebul na gani yana amfani da Laser don samun babban bandwidth.Saboda LED zai fitar da babban adadin hanyoyin haske tare da bandwidth daban-daban, buƙatun rarraba kayan abu yana da mahimmanci.
Idan aka kwatanta da fiber multimode, fiber-mode fiber na iya tallafawa nesa mai tsayi.A cikin 100Mbps Ethernet da 1G gigabit cibiyar sadarwa, fiber-mode fiber na iya tallafawa nisan watsawa fiye da 5000m.
Daga yanayin farashi, tun da mai ɗaukar hoto yana da tsada sosai, farashin amfani da fiber na gani guda ɗaya zai zama mafi girma fiye da na kebul na fiber na gani mai yawa.
Yanayin Single fiber (SMF)
Idan aka kwatanta da multimode fiber, core diamita na single-mode fiber ne da yawa sirara, kawai 8 ~ 10 μm. Domin kawai daya yanayin da ake daukar kwayar cutar, babu inter mode watsawa, kananan jimlar watsawa da fadi da bandwidth.Ana amfani da fiber yanayin guda ɗaya a cikin 1.3 ~ 1.6 μ A cikin yanki mai tsayi na M, ta hanyar ƙirar da ta dace na rarraba firikwensin firikwensin firikwensin da zaɓin kayan tsabta mai tsabta don shirya cladding 7 sau girma fiye da ainihin, mafi ƙarancin hasara da mafi ƙarancin tarwatsewa za a iya samu a lokaci guda a cikin wannan rukunin.
Ana amfani da fiber na gani guda ɗaya a cikin tsarin sadarwa mai nisa da ƙarfi mai ƙarfi, cibiyar sadarwar yankin fiber na gani da na'urori masu auna firikwensin gani daban-daban.
Lokacin aikawa: Maris-08-2022