Sezvatinoziva, sezvo ma1990, WDM WDM tekinoroji yakashandiswa kwenguva yakareba Kwematunhu mazhinji enyika, iyo fiber infrastiquenti inodhura kwazvo, nepo mutengo wezvinhu zve transceiver zvakanyanyisa.
Nekudaro, nekuputika kwemitero yedata muNetwork yakadai se 5G, wdm tekinoroji iri kuwedzera kukosha mune pfupi-inobatanidza akawanda ivero uye saka inotsvedza nemutengo uye saizi yekufambisa magungano.
Parizvino, aya mambure achiri kuvimba nezviuru zvemhando yemhando yemhando yepamusoro inotapudzwa mumatanho emasangano mazhinji.
Nekudaro, mune ramangwana rinofanotaura, pfungwa yekufananidza spatial kufanana ichazosvika pamipendero yenyaya yayo, uye ichafanira kuiswa pamwe neyechizi dzedata mune yega yega fiber kuitira kuti uwedzere kuwedzera mumitambo yedata. Izvi zvinogona kuvhura nzvimbo yese itsva yekushandisa yeWDM tekinoroji, mune iyo huwandu hwenyanzvi hwekushandisa maererano nenhamba dzechiteshi uye huwandu hwe data hwakakosha.
Mundima iyi,Iyo Optical Frequency Comber Jenareta (FCG)Inotora basa rinokosha seyakajaira, yakatarwa, yakawanda-wavelength mwenje iyo inogona kupa huwandu hukuru hwenhamba dzinotsanangurwa chaizvo. Uyezve, mukana wakakosha weyekupedzisira frequency combs ndeyekuti leadscess qualidistant mu frequency minda uye kudzivisa kudzora kwemarinda kuti iwane mutsara wechiitiko mune yezano remagetsi uchishandisa dfb lasers.
Zvakakosha kuziva kuti izvi zvakanakira kusashanda kwete kuWdm transmitters asiwo kune avo vanogamuchira, apo discrete yemunharaunda yeSocillator (lo) arrays inogona kutsiviwa nemuchinjori rimwe chete. Iko kushandiswa kweO lo bugent vafumute vanofambisa Dhijitari chiratidzo cheWDM chiteshi, nekudaro vachidzora kutadza kuoma uye kuwedzera chikamu chekushivirira.
Uye zvakare, kushandiswa kweLO masaini zvikwangwani zvine chikamu-chinokiya chekutora chikamu chevakadzoreredzwa chinonzwisisika nguva yeWDM yeWDM, nekudaro yekumanikidza yekukanganisika neyakagadziriswa neisingaenzaniswi mune yekufambisa fiber. Pamusoro peiyo pfungwa idzi concept
Naizvozvo, pakati pehukama hwakasiyana chiratidzo jenarator concepts, chip-zviyero zvishandiso zvinonyanya kufarira. Kana ikabatanidzwa nehuremu hwakawanda phonic dzakabatanidzwa zve data chiratidzo, kuwanda, kushanduka-simpriction
Mufananidzo unotevera unoratidzira scemitratter uchishandisa Optmitter Complency comp FCG sosi yeLCG chiratidzo Kuburikidza, chiratidzo chinoiswa pasi pekutanga Qam quadhurature ampliture modulation yekunyatso sport yekushandisa (Se).
Pachiremba wechigariki, nzira dzinotsveneswa mune yakawanda (mux) uye iyo wdm masaini inoendeswa pane imwe chete mode fiber. Pamugumo unogashira, iyo wavelength inovhara nhamba dzakawanda Nharu dzeputuru dzeWDM Signals dzakaparadzaniswa neDemoltiplexer uye kudyiswa kune vane coherent anogamuchira array (coh. Rx). Iko kuwanda kweiyo nguva yemunharaunda yeiyo yeiyo Osilcillator lo inoshandiswa sedare refendi kune yega yega anogamuchira anogamuchira. Kuita kweWDM kwakadaro kunoenderana kunotsamira pamwero wakakura pane kusarudzika chiratidzo chejenareta
Ehezve, frequathy frequency kusangana tekinoroji ichiri mune yekuvandudza nhanho, uye zviitiko zvaro zvekushandisa uye saizi yemusika iri diki. Kana ikakwanisa kukunda technical bottlenecks, kuderedza mitengo uye nekuvandudza kuvimbika, ipapo zvichave zvichikwanisika kuzadzisa chiyero-zviyero zvekushandisa mune zvekushandisa.
Kutumira Nguva: Nov-21-2020