Modulat na Silicon na FMCW

Modulat na SiliconDon FMCW

Kamar yadda dukkanmu muka sani, ɗayan mahimman kayan haɗin a tsarin Lidi-tushen tushen FMCW shine babban madubin Modulator. Ana nuna ka'idar aiki a cikin wannan adadi: AmfaniDP-IQ ModulatorhalittaSingle Seedbuld (SSB), babba da ƙanananMZmYi aiki a Null Point, a kan hanya da ƙasa gefen Band na WC On-Wm, WM ne na zamani na juyawa na WC + WM. A cikin Hoto B, LR Blue shine sigina na FM Chirp, rx orange shine sigina na nuna alama, kuma saboda tasirin dopler yana samar da F1 da F2.

Distance da sauri sune:

Mai zuwa shine wata kasida da Shanghai JiAotong ya buga a shekarar 2021,SSBGenerator da aiwatar da FMCW dangane daModel mai haske na silicon.

An nuna wasan kwaikwayon na MZM kamar haka: Bambancin wasan kwaikwayon na sama da ƙananan modulmoros ne in mun gwada da girma. Ratin da mai ɗaukar kaya na dillali ya bambanta da ragin mitar mitar, kuma tasirin zai zama mafi muni kamar yadda mita yana ƙaruwa.

A adadi mai zuwa, sakamakon gwajin tsarin yana nuna cewa A / B shine siginar bugun jini a cikin nisa da kuma a cikin nesa daban-daban, da kuma C / D shine alamar alama ɗaya kuma a cikin sauri. Sakamakon gwajin ya kai 15mm da 0.775m / s.

A nan, aikace-aikacen silicon ne kawaiOptical ModulatorAn tattauna FMCW. A zahiri, sakamakon silicon preforator ba ya da kyau kamar naLino3 Modulator, galibi saboda a Silicon Endulator, lokaci na canjin lokaci / Sheaukar ƙarfi / ɗaukar hoto ba layi ba ne da canjin wutar lantarki, kamar yadda aka nuna a cikin adadi a ƙasa:

Wato,

Da fitarwa dangantakar dangantakarMayyaulatortsarin kamar haka
Sakamakon babban tsari ne mai girma:

Wadannan zasu haifar da fadada siginar siginar bugun lu'u-lu'u da raguwar siginar siginar-to-amoise. Don haka menene hanyar inganta layin na Modulator mai haske? Anan muna tattauna halayen na'urar da kanta, kuma kada ku tattauna makircin diyya ta amfani da wasu kamfanonin auxius.
Daya daga cikin dalilan da ba na zamani na zamani da wutar lantarki ba ne cewa filin haske ya bambanta da canjin lokaci daban-daban tare da canjin ƙarfin lantarki. Kamar yadda aka nuna a hoto mai zuwa. Yankin da zai rushe tare da tsangwama yana canzawa ƙasa da wannan tare da tsangwama.

Hoto mai zuwa yana nuna canjin jujjuyawar na Umarni na uku-Umarni TID da kuma maida hankali ne na cunkoso, wato, mitar mitar. Ana iya ganin cewa ikon kashe abubuwan da ake faɗi don ɗaukar nauyi mai nauyi ya fi wannan don cunkoso. Saboda haka, Ruwa yana taimakawa wajen inganta layi.

Abubuwan da ke sama suna daidai da la'akari da C a cikin samfurin RC, da kuma tasirin r ya kamata kuma a yi la'akari. Mai zuwa shine canjin canji na CDR3 tare da jerin juriya. Ana iya ganin cewa ƙananan jingin jinginar jeri, mafi girma CDR3.

A ƙarshe amma ba ko kadan ba, sakamakon silicon mai sarrafa silicon ba lallai ba ne ya fi na Linbo3. Kamar yadda aka nuna a cikin adadi da ke ƙasa, CDR3 naModelon Modulatorzai fi na Linbo3 a cikin yanayin cikakken ra'ayi ta hanyar ƙirar mai ma'ana na tsarin da tsawon Modulator. Yanayin gwaji ya rage.

A taƙaita, tsarin tsari na silicon hasken silicon ana iya yin lalata, ba zai iya amfani da shi da gaske ba, to zai iya samun ingantacciya ga raguwar farashin farashi.