Matsakaicin raƙuman raƙuman gani na gani fasaha ce da ke watsa siginonin na gani masu tsayi da yawa a cikin fiber na gani ɗaya.Babban ka'idar ita ce haɗa (multiplex) sigina na gani na tsawon tsayi daban-daban a ƙarshen watsawa, haɗa su zuwa fiber na gani iri ɗaya akan layin kebul na gani don watsawa, da ware (demultiplex) siginar gani na tsawon tsayin raƙuman ruwa a ƙarshen karɓa. ., kuma ana ci gaba da sarrafa shi, ana dawo da siginar ta asali kuma a aika zuwa tashoshi daban-daban.
Rarraba tsayin raƙuman ruwa na WDM ba sabon abu bane.A farkon bayyanar sadarwar fiber na gani, mutane sun fahimci cewa za a iya amfani da babban bandwidth na fiber na gani don watsa watsawa na tsawon lokaci, amma kafin shekarun 1990, babu wani babban ci gaba a wannan fasaha.Ci gaba cikin sauri Daga 155Mbit/s zuwa 622Mbit/s zuwa 2.5Gbit/s Tsarin TDM Adadin TDM ya ninka sau huɗu a cikin ƴan shekarun da suka gabata. ci gaban tsarin WDM shine cewa mutane sun ci karo da koma baya a cikin fasahar TDM 10Gbit / s a wancan lokacin, kuma idanu da yawa sun mayar da hankali kan haɓakawa da sarrafa siginar gani.Sai kawai tsarin WDM yana da aikace-aikace da yawa a duniya..
Lokacin aikawa: Juni-20-2022