Nazarin ƙarni na gani da yawa na gani na microwave dangane da na'urar hasken sararin samaniya

Bayanan baya

Tare da bunƙasa kasuwancin sadarwar wayar hannu, fasahar sadarwa ta wayar salula ta ƙarni na 6 (6G) ta zama wurin bincike. 6G sadarwa cibiyar sadarwa yana da high watsa kudi, babban tashar damar, kananan watsa jinkiri, high bakan yadda ya dace da kuma karfi da aminci, da dai sauransu. Mafi muhimmanci, 6G gane babban-sikelin hankali dangane tsakanin mutane da abubuwa, watau, "Komai yana da zurfi alaka! ". Don gane kyawawan halaye masu kyau na hanyar sadarwar sadarwar 6G, yadda ake gane tsararrun katako mai yawa tare da tsararrun eriya mai girman gaske ya zama wurin bincike na yanzu.

Tare da saurin haɓaka fasahar dijital, shirin samar da katako da yawa ta hanyar dijital yana daɗa hankalin masu bincike da zurfin nazari. Idan aka kwatanta da hanyar analog na gargajiya na samar da katako mai yawa, abubuwan da ke cikin hanyar dijital na samar da katako mai yawa sun ta'allaka ne a cikin sassaucin tsarin ƙirar katako, mai sauƙi ga tsangwama, da tsarin kayan aiki mai sauƙi.

Ka'idar tsara katako

Game da siginar tsararru, yana nufin tarin sigina da yawa da aka tsara cikin wani tsari. Sarrafa siginar tsararraki yana nufin sarrafa siginar da aka karɓa ko aka watsa ta hanyar ɗimbin na'urori masu auna firikwensin a wurare daban-daban a sararin samaniya.

Ƙirƙirar Beam hanya ce mai matuƙar mahimmanci a cikin sarrafa siginar tsararru, wanda ke nufin haɓaka siginar a cikin alkiblar manufa ta hanyar daidaita ma'auni na rukunin tsararru, yayin da ake ragewa ko danne sigina a wasu hanyoyin shiga tsakani.

Babban ra'ayin watsa bim tsararru shi ne cewa ta hanyar daidaita girman girman siginar da kowane nau'in siginar ke fitarwa, ta yadda za a iya auna su daidai da haka, kuma bayan fitar da sinadarin eriya, za a iya samun katakon ta hanyar da ake so.

Bisa ga dijital lokaci matching Hanyar gane Multi-beam watsa ne yafi ta hanyar tsararru a lokaci guda don ƙara da dama sets na lokaci nauyi vectors, ta lokaci weighting, kowane sa na nauyi vectors yayi dace da tsarar da dama daban-daban kwatance na katako.

Ganewar gwaji

Wannan gwajin ya dogara ne akan hanyar buɗewa ta dijital ta gama gari, ta amfani da na'urar hasken sararin samaniya azaman sashin sarrafa lokaci na mai ɗaukar hoto, ana daidaita hasken sararin samaniya, ana karɓar mai ɗaukar hoto mai daidaitawa kuma mai ɗaukar hoto ya lalata shi zuwa siginar lantarki, kuma ana karanta ɓangaren ta hanyar vector network analyzer, sa'an nan kuma a kawo shi cikin software na ƙarshe.

Jadawalin yawo na gwajin ƙirƙiren katako na gani na microwave dangane da injin haske na sarari

A cikin gwajin, hasken daga Laser ya kasu kashi biyu ta hanyar 50:50 na gani na gani. A cikin hanyar 1, mai nazarin cibiyar sadarwa na vector yana aiki a yanayin S21, daga tashar P1 ɗin sa na iya fitar da wani siginar RF tamanin mitar a cikin na'ura mai ƙarfi, bayan an ɗora kayan aikin lantarki a kan mai ɗaukar hoto, hasken da aka canza a ƙarshen fiber na gani ta hanyar ruwan tabarau mai mai da hankali kan kai na collimator a cikin daidaitaccen hasken sararin samaniya.

A cikin tashoshi 2, hasken oscillating na gida yana haɗuwa kuma ana harbe shi zuwa na'urar daidaita hasken sararin samaniya, kuma bayan daidaitawar lokaci, ana harbe shi a cikin mahaɗar katako, wanda aka haɗa tare da photosynthesis na tashoshi 1, sannan na'urar ganowa ta gano ta kuma ta koma cikin siginar lantarki. Sauran ƙarshen na'urar gano hoto an haɗa shi zuwa ƙarshen P2 na vector network analyzer, sa'an nan za a iya lura da lokaci-mita masu lankwasa na daidaitattun sigina a kan vector cibiyar sadarwa analyzer, da kuma karshe generated katako tsarin za a iya samu ta hanyar yin rikodi matakai daidai da daya mita na mahara lokaci-mita masu lankwasa a wurare daban-daban na sarari, sa'an nan kuma kawo software zuwa cikin tabarbarewar.

Matsayin Masu Motsi Hasken Wuta don Manyan Na'urorin Optoelectronic

A cikin wannan gwaji, da ruwa crystal sarari haske modulator taka muhimmiyar rawa, shi ne shirye-shirye lokaci modulation na'urar, yana da abũbuwan amfãni daga kananan size, haske nauyi, sauki aiki, da dai sauransu. Modulator na sararin samaniyar kristal da aka zaɓa don wannan gwaji shine FSLM-2K55-P04, kuma manyan sigoginsa sune kamar haka:

Takaitawa da hangen nesa

A cikin wannan gwaji, an ƙaddamar da tsarar katako da tsarin sarrafa sa bisa ga na'ura mai sarrafa kayan lantarki da na'ura mai haɓaka hasken sararin samaniya. Ƙirƙirar wannan tsari shi ne cewa lokacin haske yana daidaitawa a cikin sararin samaniya, kuma canjin lokaci na haske yana samuwa ta hanyar sarrafa na'urar daidaitawa na lokaci na ruwa crystal sararin samaniya ta hanyar loda taswirar sikelin launin toka, kuma wannan makirci yana da fa'ida mai kyau tunability idan aka kwatanta da na'urorin gargajiya irin su lokaci shifter.

A nan gaba, yana da kyakkyawan fata na aikace-aikace wajen yin babban mitar siginar microwave da jujjuyawar katako mai girma biyu.