Epticing dabarun da yawa da aurensu na kan-guntu: bita

Epticing dabaru da kuma aurensu na kan-guntu daSadarwa na Fiberical: bita

Tsarin dabarun da ake buƙata na liyafa shine taken bincike na gaggawa, da malamai a duk duniya suna gudanar da bincike a cikin wannan filin. A cikin shekarun, yawancin fasahohin da yawa kamar su na farko (WDM), Divel), MDM), pdm), pdm) da orxular orxular (OAMM) da orxular orxuling Fasaha na Yoyayyen Juya Hankali (WDM) yana ba da damar sigina biyu ko sama da haka ta zama ɗaya daga fiber asarar asarar. Ka'idar ta fara gabatar da Ka'idar ta farko a 1970, kuma ba haka ba ne har zuwa 1970, cewa babban binciken fasahar WDM ya fara, wanda ya mai da hankali kan aikace-aikacen hanyoyin sadarwa. Tun daga nan, tare da ci gaba na ci gabafiber na gani, tushen haske, safiyoDa sauran filayen, binciken mutane na fasahar WDM sun kara kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta kara hanzarta ya kara kara. Amfanin polarizing lolliation (PDM) shine cewa yawan watsa siginar za a iya ninka yawa, saboda tashoshin plarization biyu da aka raba kuma sun gano alamun biyun da kansu.

Yayinda ake buƙatar farashin bayanai mafi girma ci gaba da girma, mataki na ƙarshe na 'yancin yawan mahara, sarari, an yi karatun digiri a cikin shekaru goma da suka gabata. Daga gare su, rarrabuwar yanayin yanki yakan haifar (MDM) yakai shi ne kawai, wanda aka gano ta yanayin yanayin Spatial. A ƙarshe, siginar da aka tallafa wa yanayin Spatial ana watsa shi zuwa fiber na yanayin. During signal propagation, all modes on the same wavelength are treated as a unit of the Space Division multiplexing (SDM) super channel, ie they are amplified, attenuated and added simultaneously, without being able to achieve separate mode processing. A cikin mdm, fannoni daban-daban na spatial (wato, sifofi daban-daban) na tsarin an sanya su zuwa tashoshi daban-daban. Misali, an aika tashoshi a kan katako na Laser wanda aka fasali kamar alwatika, murabba'i, ko da'irar. Abubuwan da MDM suka yi amfani da su a aikace-aikacen Real-Duniya sun fi rikitarwa kuma suna da halaye na musamman da halaye na zahiri. Wannan fasaha abune mai rikice-rikice na yawan juzu'i cikin watsawa na Fiber na fiber na fiber na Fiber tun 1980s. Fasahar MDM tana samar da sabon dabarun aiwatar da ƙarin tashoshi da karuwar hanyar haɗi ta amfani da mai ɗaukar kaya ɗaya. Orbital Angular mettum (OAM) halayyar tauhici na raƙuman lantarki wanda ke da yada yada yada yada yada yada yada yada yada yada yada yada yaduwa. Tunda ana iya amfani da wannan fasalin don kafa tashoshi da yawa daban, orbital orgular orentuum (OAMM) na iya haɓaka watsa shirye-shiryen watsa shirye-shirye (kamar waya kamar mara waya ta baya).