Lithium Tantalate (ltoi) High Speed ​​Eleultro-Optic Modulator

Lititum Tantalate (ltoi) babban guduModulator

Takaddun data na duniya na duniya ya ci gaba da girma, wanda yaduwar ƙaddamar da sabbin fasahohi kamar su 5G da na wucin gadi (AI), wanda ke haifar da mahimman ƙalubale a kowane matakan hanyoyin sadarwa. Musamman, fasaha na zamani na zamani na lantarki na zamani yana buƙatar haɓaka haɓakawa a farashin canja wurin bayanai zuwa 200 GBPs a cikin tashoshi guda 200 yayin da yake rage yawan kuzari. A cikin 'yan shekarun da suka gabata, fasahar silicon ta silicon a cikin canjin canzawa, galibi saboda gaskiyar cewa ana iya samar da silicon ta amfani da tsarin siliki. Koyaya, soi pelectro-Optic Modulators waɗanda ke dogara da jigilar kaya suna fuskantar babban kalubale a bandwidth mai girma, yawan wutar lantarki, rashin daidaituwa na ɗaukar hoto. Sauran hanyoyin fasahar fasahar da ke cikin masana'antar sun hada da Inp, bakin fim na bakin ciki na bakin ruwa na bakin ciki, da sauran hanyoyin haɗin gwiwar lantarki, da sauran hanyoyin hadin kai na hade da juna daban-daban. Ana ganin LNOi shine mafita wanda zai iya cimma mafi kyawun aiki a cikin sauri-babban ƙarfi da ƙarancin iko, a halin yanzu, a halin yanzu yana da wasu matsaloli dangane da tsarin samar da taro da farashi. Kwanan nan, ƙungiyar ta ƙaddamar da wani nau'in fure mai laushi na bakin ciki (ltoi) hade da dandamali na hoto da masana'antar sloibate da kuma silicon na Sility Opticy a aikace-aikace da yawa. Koyaya, har zuwa yanzu, cibiyar na'urarSadarwar Entical, Model-mai tsayi mai tsayiwar mahaifa, ba a tabbatar da shi ba a ltoi.

A cikin wannan binciken, masu binciken sun fara tsara Modultro-Optic Modulator, tsarin da aka gabatar na electrode na microwave, saurin haɓakar microwave da haske mai haske a cikinModel-Ent Modulatorya gane. Dangane da rage asarar electrode, masu binciken a wannan aikin a karon farko sun nuna rashin harkar actroko da 82% idan aka kwatanta da zinare da aka yi amfani da su sosai.

Fig. 1 LTTICT Modul Modulator tsarin, ƙirar mixing lokaci, gwajin asara na lantarki.

Fig. 2 yana nuna kayan aikin gwaji da sakamakon ltoi-Optic Modulator dontsananin modulatedGano kai tsaye (IMDD) a cikin tsarin sadarwa na pictical. Gwajin yana nuna cewa Modulungiyar Electro ta LTTO za ta iya tura alamomin PAMB8 a wata alama ta 176 × 10⁻² 10⁻² a kasa da kasakin 25% SD-FC FEC. A dukkanin 200 GBD Pamp na 200 da 208 GBD Pam2, Ber ya kasance kasa da kasa da bakin ƙofar 15% SD-FC da 7% HD-FC. Sakamakon gwajin tarihi da Halittu a cikin Hoto 3 ya hango shi ya nuna cewa za'a iya amfani da Mulkin Eldro na Liti na Leti a cikin tsarin sadarwa da ƙananan kuskure.

Fig. 2 Gwaji Amfani da Ltoi-Optic Modulator donTsananin modulatedGano kai tsaye (IMDD) a cikin tsarin sadarwa na pictical (a) na'urar gwaji; (b) Matsakaicin kuskuren kuskure (Ber) na PAMB8 (Red), ja), pam4 (kore) da pam2 (shuɗi) (shuɗi) (shuɗi) (shuɗi) (shuɗi) (C) An fitar da darajar bayanai na USB (Air, mai dashed layi) da darajar bayanan yanar gizo (NDR, layi mai ƙarfi) don ƙimar ƙimar kuɗi da ke ƙasa da ƙimar kuɗi na 25%. (d) Taswirar ido da ilimin ƙididdiga a karkashin Pam2, Pam 28, Pamuma zamani.

Wannan aikin yana nuna farkon-Speight na Farko LTTO-Optic Modulator tare da Bandwidth 30 DB na 110 GHZ. A cikin tsanani tsinkaye kai tsaye Gano gwaje-gwaje na IMD, na'urar ta sami nauyin data na 405 GBIT / S, wanda yake daidai da munanan ayyukan dandamali kamar LNOI da Model masu kyau. A nan gaba, ta amfani da ƙarin hadaddunIQ ModulatorAna sa ran ƙimar dabarun gyara siginar siginar siginar, ko kuma ana sa ran ƙananan ƙananan ƙwayoyin lantarki kamar cinikin sadarwa na 2 tbit / s ko sama. A hade tare da takamaiman fa'idodin LTTi, kamar ƙananan ƙwayoyin Birfringen da sikelin fasahar sadarwa na hanyoyin sadarwa mai tsayi da kuma tsarin hanyoyin sadarwa na zamani.