Imboni yezokuxhumana yeLaser ikhula ngokushesha futhi isizongena esikhathini sentuthuko yegolide
Ukuxhumana kwe-Laser uhlobo lwemodi yokuxhumana usebenzisa i-laser ukudlulisa imininingwane. I-Laser uhlobo olusha lweUmthombo Okhanyayo, enezimpawu zokukhanya okuphezulu, ukuqondiswa okunamandla, ama-monochromism amahle nokuhlangana okuqinile. Ngokuya nge-audifment ehlukile ephakathi, ingahlukaniswa ibe ngumyeniUkuxhumana kwe-Lasernokuxhumana kwe-fiber okubonakalayo. Ukuxhumana kweLaser ye-AtmoskerIc kuyinto ukuxhumana kwe-laser kusetshenziswa umkhathi njengendlela yokuhambisa. I-Optical fiber Communication iyindlela yokuxhumana usebenzisa i-Optical fiber ukudlulisa amasiginali we-Optical.
Uhlelo lokuxhumana lwe-Laser luqukethe izingxenye ezimbili: ukuthumela nokwamukela. Ingxenye yokudlulisa ikakhulukazi iqukethe i-laser, modulator ye-optical modulator kanye nokudluliselwa kwe-optical antenna. Ingxenye etholayo ikakhulukazi ifaka phakathi i-antenna etholayo, isihlungi se-optical futhiI-PhotoDETETETETECETETET. Imininingwane ezodluliselwa ithunyelwa kuModulator we-opticalexhunywe kwi-laser, eguqula imininingwane ku-i-laserbese uyithumela ngokudluliselwa kwe-antenna. Ekupheleni kokuthola, i-antenna etholwayo ithola isinali ye-laser bese iyithumela ku-Umtshina we-Optical, eguqula isiginali ye-laser ibe yisiginali kagesi bese iyiguqula ibe ngolwazi lwangempela ngemuva kokukhuliswa kanye nokuqunjelwa.
I-satellite ngayinye kwi-Pentagon ehlelwe e-Mesh Communication Stomucations Satellite Network ingaba nezixhumanisi ezifika ezingxenyeni ezine ze-laser ukuze zikwazi ukuxhumana namanye ama-satellites, izindiza, imikhumbi kanye neziteshi zomhlaba.Izixhumanisi ze-OpticalPhakathi kwama-satellites kubalulekile empumelelweni ye-US's Low-Earth Ording Costellation, ezosetshenziselwa ukuxhumana kwedatha phakathi kwamaplanethi amaningi. Ama-Lasers anganikeza amanani aphezulu wedatha yokudlulisela kunokuxhumana kwe-RF yendabuko, kepha futhi abiza kakhulu.
Amasosha ase-US asanda kunikezwa cishe ama- $ 1.8 billion ezinkontileka zohlelo lwezinkanyezi ezi-126 ezokwehlukana nezinkampani ze-US ezenzelwe ukunciphisa izindleko zokwakha i-consteltation ngokunciphisa kakhulu isidingo se-terminals. Ukuxhumeka okukodwa kuya kufinyelelwa yidivaysi ebizwa nge-Optical Communication Array (Moca yesikhashana), ehlukile ngoba i-modular kakhulu, futhi iMoca ephethwe ngokuxhumana i-Optical Communication Aray inika amandla ama-satellite aphakathi nendawo. Ekuxhumaneni kwe-laser yendabuko, konke kuyiphuzu-kuze kube-to-point, ubudlelwane bodwa kuya. Nge-Moca, isixhumanisi soku-optical esiphakathi singakhuluma nama-satellite angama-40 ahlukene. Lobu buchwepheshe abusizi nje ukunciphisa izindleko zokwakha amaqoqofa e-satellite, uma izindleko zezinzwa zincishisiwe, kunethuba lokusebenzisa izakhiwo zenethiwekhi ezahlukahlukene futhi ngaleyo ndlela amazinga enethiwekhi ahlukile.
Esikhathini esithile esidlule, i-satellite ye-beidou yaseChina yenziwa isilingo sokuxhumana se-laser, idlulisela ngempumelelo isibonakaliso ngesimo se-laser esiteshini sokuthola i-satellite, ijubane lethu lokulanda lempilo le-megabies lingama-megabits ambalwa okufika kwesibili, futhi Lapho ukukhulumisana kwe-laser kufezeke, isivinini sokulanda singafinyelela ama-gigabytes amaningana okwesibili, futhi ngokuzayo singakhiwa ngisho naseTerabytes.
Njengamanje, uhlelo lwe-beidou navigation lwaseChina lusayine izivumelwano zokubambisana namazwe angu-137 emhlabeni jikelele, linethonya elithile emhlabeni, kepha lizoqhubeka nokunweba ngokuzayo, kepha lizoqhubeka nokunweba ngokuzayo, kepha linenombolo enkulu yama-satellite, ngisho nangaphezulu kwesiphuphuthekile sohlelo lwe-GPS. Njengamanje, uhlelo lweBeidou navigation lubamba iqhaza elibalulekile kuzo zombili izinkundla zamasosha nasensimini yezempi. Uma ukuxhumana kwe-laser kungenziwa, kuzoletha izindaba ezinhle emhlabeni.
Isikhathi sePosi: Dec-05-2023