Menene GBIC?
GBIC shine raguwar Giga Bitrate Interface Converter, wanda shine na'urar dubawa don canza siginar lantarki na gigabit zuwa siginar gani. Ana iya tsara GBIC don musayar zafi. babban rabon kasuwa a kasuwa saboda sassaucin ra'ayi.
Menene SFP?
SFP wani taƙaitaccen bayani ne na SMALL FORM PLUGGABLE, wanda za a iya fahimta kawai a matsayin ingantaccen sigar GBIC.SFP modules suna da rabin girman girman GBIC modules kuma ana iya daidaita su tare da fiye da sau biyu adadin tashoshin jiragen ruwa akan wannan panel. na SFP module ne m guda da GBIC.Wasu canza masana'antun kira SFP module a miniaturized GBIC (MINI-GBIC) na gaba Tantancewar kayayyaki dole ne goyi bayan zafi plugging, wanda ke nufin cewa su za a iya haɗa ko katse daga na'urorin ba tare da yanke kashe. power.Saboda tsarin na'urar gani yana da zafi, masu sarrafa cibiyar sadarwa na iya haɓakawa da haɓaka tsarin ba tare da rufe hanyar sadarwar ba, tare da ɗan tasiri akan masu amfani da kan layi.Hotplug kuma yana sauƙaƙe kulawar gabaɗaya kuma yana ba da damar masu amfani da ƙarshen don sarrafa samfuran transceiver. lokaci guda, saboda wannan aikin musayar zafi, ƙirar tana ba wa masu gudanar da hanyar sadarwa damar tsara jigilar watsawa gabaɗaya da farashin watsawa, nisan haɗin kai, da duk hanyoyin sadarwa.bisa ga buƙatun haɓaka hanyar sadarwa, ba tare da maye gurbin duk allunan tsarin ba. Na'urorin gani da ke goyan bayan wannan plugging mai zafi a halin yanzu suna da GBIC da SFP, saboda girman SFP da SFF kusan iri ɗaya ne, ana iya saka shi kai tsaye a cikin allon kewayawa, wanda ke adana sararin samaniya da lokaci a cikin marufi, kuma yana da nau'ikan aikace-aikacen da yawa.Saboda haka, ci gabanta na gaba yana da daraja kuma yana iya ma barazana ga kasuwar SFF.
Menene SFF?
SFF (Small Form Factor) ƙaramin na'urar gani na gani yana ɗaukar ingantacciyar ingantacciyar fasahar gani da fasahar haɗin kewaye kuma shine rabin girman talakawan duplex SC (1X9) fiber optic transceiver module. Zai iya ninka adadin tashoshin gani a sarari guda, ƙara yawan tashar tashar tashar jiragen ruwa kuma rage farashin tsarin kowane tashar tashar jiragen ruwa. Bugu da ƙari, ƙaramin kunshin na SFF yana ɗaukar ƙirar kt-rj mai kama da hanyar sadarwar waya ta jan karfe, girman daidai yake da na'urar wayar ta tagulla gama gari na hanyar sadarwar kwamfuta, wanda ke dacewa ga canja wurin kayan aikin cibiyar sadarwa na tushen igiyar tagulla zuwa cibiyar sadarwar fiber na gani mafi girma don saduwa da saurin haɓaka buƙatun bandwidth cibiyar sadarwa.
Nau'in haɗin yanar gizo na na'ura
Farashin BNC
BNC dubawa yana nufin haɗin kebul na coaxial.Ana amfani da kebul na BNC don haɗin haɗin haɗin haɗin haɗin haɗin gwiwa na Euro 75, yana ba da tashoshi biyu don karɓar (RX) da aikawa (TX), kuma ana amfani dashi don haɗin siginar da ba daidai ba.
Ƙwararren fiber na gani
Fiber optic interface shine hanyar haɗin jiki da ake amfani dashi don haɗa igiyoyin fiber optic. Yawancin lokaci akwai SC, ST, LC, FC da sauran nau'o'in. Domin haɗin 10base-f, mai haɗin yana yawanci nau'in ST, da sauran ƙarshen FC. An haɗa shi da ma'aunin igiyar fiber optic.FC shine gajartawar FerruleConnector.Ƙarfafawarta na waje shine hannun hannu na ƙarfe kuma ɗaurawa shine dunƙule buckle. ST interface yawanci amfani dashi don 10base-f.SC dubawa yawanci ana amfani dashi don 100base-fx kuma ana amfani da GBIC.LC don SFP.
RJ-45 dubawa
Ƙwararren rj-45 shine haɗin haɗin Ethernet da aka fi amfani dashi.Rj-45 suna na kowa don jacks na zamani ko matosai tare da matsayi 8 (filin 8) kamar yadda ma'auni na haɗin kai na kasa da kasa, daidaita ta IEC (60) 603-7.
RS-232 dubawa
Rs-232-c interface (wanda kuma aka sani da EIA rs-232-c) shine hanyar sadarwar sadarwar da aka fi amfani da ita. Ƙungiyar masana'antar lantarki ta Amurka (EIA) ta haɓaka ta a cikin 1970 tare da haɗin gwiwar tsarin kararrawa, masana'antun modem da kwamfuta. Cikakken sunansa shine "ma'auni na fasaha don musayar bayanai tsakanin na'urorin tashar bayanai (DTE) da na'urorin sadarwar bayanai (DCE)" , daidaitattun yana ƙayyade amfani da mai haɗin DB25 mai 25-pin, yana ƙayyadewa. abun cikin siginar kowane fil na mai haɗawa da matakin sigina daban-daban.
RJ - 11 dubawa
RJ-11 shine abin da muke kira haɗin layin waya.RJ-11 shine sunan gama gari don haɗin haɗin da Western Electric ya haɓaka. An bayyana siffarsa a matsayin mai haɗawa mai 6-pin. An bayyana siffarsa a matsayin mai haɗin 6-pin. .A da aka sani da WExW, x a nan yana nufin "active", lamba ko allurar allura. Misali, WE6W yana da duk lambobin sadarwa shida, Lambobi 1 zuwa 6, WE4W interface yana amfani da fil 4 kawai, mafi girman lambobi biyu (1 da 6) kar a yi amfani da shi, WE2W ANA AMFANI DA ginshiƙai biyu na tsakiya ne kawai (watau layin layin waya).
CWDM da DWDM
Tare da saurin girma na sabis na bayanan IP na Intanet, buƙatun watsa layin watsawa yana ƙaruwa.Ko da yake DWDM (tsararrun raƙuman raƙuman raƙuman raƙuman raƙuman raƙuman ruwa) shine mafi kyawun hanyar da za a magance faɗaɗa bandwidth na layin, CWDM (m raƙuman raƙuman raƙuman ruwa) fasaha yana da fa'ida a kan DWDM a cikin farashin tsarin, kiyayewa da sauran fannoni.
CWDM da DWDM duka fasaha ne na rarraba raƙuman raƙuman raƙuman ruwa, wanda zai iya haɗa hasken nau'i-nau'i daban-daban a cikin filaye guda ɗaya kuma suna watsa su tare.ainability da sauran bangarori.
Sabon ma'auni na ITU na CWDM shine g.695, wanda ke ba da tashoshi masu tsayi 18 tare da tazara na 20nm daga 1271nm zuwa 1611nm.Yin la'akari da tasirin kololuwar ruwa na g.652 fiber, tashoshi 16 ana amfani da su gabaɗaya.Saboda babban tazarar tasha, haɗaɗɗun raƙuman ruwa da lasers sun fi rahusa fiye da na'urorin DWDM.
Tazarar tashar DWDM sune 0.4nm, 0.8nm, 1.6nm da sauran tazara daban-daban kamar yadda ake buƙata, waɗanda ƙanana ne kuma suna buƙatar ƙarin na'urorin sarrafa raƙuman ruwa.Saboda haka, na'urorin da suka dogara da fasahar DWDM sun fi tsada fiye da waɗanda suka dogara da fasahar CWDM.
PIN photodiode wani nau'in nau'in nau'in nau'in nau'in nau'in doped ne, wanda aka sani da Layer I (Intrinsic), tsakanin nau'in p-type da n-type semiconductors.Saboda an yi shi da sauƙi, ƙwayar lantarki yana da ƙasa sosai.Bayan yaduwa, an samar da wani nau'i mai fa'ida mai fa'ida, wanda zai iya inganta saurin amsawa da ingantaccen juzu'i.APD shine photodiode tare da riba.Lokacin da hankalin mai karɓar gani ya fi girma, APD yana taimakawa don tsawaita nisan watsawa na tsarin.