{"id":167572,"date":"2026-04-05T11:13:24","date_gmt":"2026-04-05T09:13:28","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/besprovodnaya-opticheskaya-svyaz-vnutri-pomeshhenij-pokazala-novye-rekordy-skorosti-i-effektivnosti"},"modified":"2026-04-06T10:29:25","modified_gmt":"2026-04-06T08:29:25","slug":"besprovodnaya-opticheskaya-svyaz-vnutri-pomeshhenij-pokazala-novye-rekordy-skorosti-i-effektivnosti","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hr\/blog\/news\/besprovodnaya-opticheskaya-svyaz-vnutri-pomeshhenij-pokazala-novye-rekordy-skorosti-i-effektivnosti","title":{"rendered":"Be\u017ei\u010dna opti\u010dka komunikacija unutar zatvorenih prostora postigla je nove rekorde brzine i efikasnosti","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Oslobo\u0111eni smo od \"kapica od folije\" za one koji brinu o zdravlju u prepunom prostoru zasi\u0107enom radio valovima. Be\u017ei\u010dne opti\u010dke mre\u017ee obe\u0107avaju smanjenje optere\u0107enja Wi-Fi mre\u017ea u zatvorenim prostorima, uklju\u010duju\u0107i domove. Nova tehnologija ne\u0107e istisnuti mobilnu telefoniju i klasi\u010dne Wi-Fi pristupne ta\u010dke, ali mo\u017ee re\u0161iti problem nedostatka brzine za odre\u0111ene zadatke i smanjiti potro\u0161nju energije.<\/p>\n<p><img decoding=\"async\" style=\"display: block; margin: 0 auto;\" src=\"\/wp-content\/uploads\/2026\/04\/39958c408aeda7ffdc91c0b3efd42a54.jpg\" alt=\"Be\u017ei\u010dna opti\u010dka komunikacija unutar zatvorenih prostora postigla je nove rekorde brzine i efikasnosti\" \/><\/p>\n<p>O proboju u razvoju sistema be\u017ei\u010dnog opti\u010dkog prenosa podataka <a href=\"https:\/\/www.sciencedaily.com\/releases\/2026\/04\/260402042734.htm\" target=\"_blank\" rel=\"nofollow noopener\">javili su<\/a> in\u017eenjeri Me\u0111unarodnog dru\u0161tva za optiku i fotoniku (SPIE). Razvili su kompaktni \u010dip sa nizom minijaturnih poluprovodni\u010dkih lasera (VCSEL, Vertical-Cavity Surface-Emitting Laser), koji za prenos podataka koriste svetlost umesto radio talasa. U laboratorijskim testovima sistem je postigao rekordnu brzinu od 362,7 Gbit\/s, \u0161to znatno prema\u0161uje mogu\u0107nosti tradicionalnih Wi-Fi i mobilnih mre\u017ea.<\/p>\n<p>Va\u017eno je napomenuti da je energetska efikasnost predlo\u017eenog re\u0161enja bila dvostruko vi\u0161a od one be\u017ei\u010dnih sistema: na jedan bit informacija tro\u0161ilo se otprilike 1,4 nJ, \u0161to \u0107e zna\u010dajno smanjiti potro\u0161nju energije u uslovima rastu\u0107eg optere\u0107enja na mre\u017ee.<\/p>\n<p>Osnova tehnologije je \u010dip veli\u010dine manji od milimetra sa nizom lasera u obliku matrice 5\u00d75, gde svaki element radi nezavisno i prenosi odvojeni tok podataka. Specijalni opti\u010dki sistem sa mikrolensama formira pravac svakog zraka, stvaraju\u0107i ravnomernu mre\u017eu osvetljenih zona na udaljenosti do dva metra bez me\u0111usobnih smetnji (eksperiment je odr\u017ean u obi\u010dnom prostoru sa razdvojenim oda\u0161ilja\u010dem i prijemnikom na dva metra).<\/p>\n<p>Matrica od predajnih LED-ova omogu\u0107ava istovremeno servisiranje vi\u0161e korisnika u jednoj prostoriji. Modulacija signala kori\u0161\u0107enjem vi\u0161e frekventnih kanala obezbedila je visoku propusnost \u2014 do 362,7 Gbit\/s pri radu 21 LED-a od 25. Brzina prenosa mogla je biti jo\u0161 ve\u0107a, ali je bila ograni\u010dena komercijalno dostupnim fotopriemnikom koji je kori\u0161\u0107en u eksperimentu.<\/p>\n<p>Kompaktne dimenzije oda\u0161ilja\u010dkog \u010dipa omogu\u0107uju njegovo integriranje u pristupne to\u010dke, svjetiljke i bilo gdje drugdje, osiguravaju\u0107i visoko brzu vezu u neposrednoj blizini korisnika. Ako je vi\u0161e korisnika, u vi\u0161ekanalnom re\u017eimu svaki od njih dobit \u0107e svoj dio visoko brzog prometa, \u0161to je u eksperimentu potvr\u0111eno prilikom uspostavljanja \u010detiri odvojena komunikacijska kanala s impresivnom propusno\u0161\u0107u. Pri tome je brzina rada svakog od lasera matrice dostizala 19 Gbit\/s.<\/p>\n<p>Programeri isti\u010du da opti\u010dka komunikacija nije podlo\u017ena problemima interferencije koji su svojstveni radio frekvencijama, \u0161to je posebno va\u017eno za prenatrpane prostore \u2014 urede, bolnice, podatkovne centre i stambene prostore. Nova tehnologija ne\u0107e zamijeniti Wi-Fi ili mobilnu komunikaciju, ve\u0107 \u0107e ih dopuniti, prebacuju\u0107i glavno optere\u0107enje s radio komponenti mre\u017ee unutar zatvorenih prostora. Otvorit \u0107e put br\u017eim, sigurnijim i ekolo\u0161ki \u010distijim be\u017ei\u010dnim mre\u017eama budu\u0107nosti, gdje \u0107e visoko brzi internet za video, virtualnu stvarnost i IoT ure\u0111aje postati norma uz minimalnu potro\u0161nju energije.<\/p>\n<p><strong>Izvor:<\/strong><\/p>\n<ul class=\"related\">\n<li><a title=\"ScienceDaily\" href=\"https:\/\/www.sciencedaily.com\/\" target=\"_blank\" rel=\"nofollow noopener\">ScienceDaily<\/a><\/li>\n<\/ul>\n<p><center><center><\/center><center><\/center><\/center><center><\/center><br \/>\nIzvor: <a rel=\"nofollow\" href=\"https:\/\/3dnews.ru\/1139442\">3dnews.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0441\u043b\u043e\u0432\u0443\u0442\u044b\u0435 \u00ab\u0448\u0430\u043f\u043e\u0447\u043a\u0438 \u0438\u0437 \u0444\u043e\u043b\u044c\u0433\u0438\u00bb \u0431\u043e\u043b\u044c\u0448\u0435 \u043d\u0435 \u0431\u0443\u0434\u0443\u0442 \u043d\u0443\u0436\u043d\u044b, \u0435\u0441\u043b\u0438 \u043a\u0442\u043e-\u0442\u043e \u043e\u043f\u0430\u0441\u0430\u0435\u0442\u0441\u044f \u0437\u0430 \u0437\u0434\u043e\u0440\u043e\u0432\u044c\u0435 \u0432 \u043f\u0435\u0440\u0435\u043d\u0430\u0441\u044b\u0449\u0435\u043d\u043d\u043e\u043c \u0440\u0430\u0434\u0438\u043e\u0432\u043e\u043b\u043d\u0430\u043c\u0438 \u043e\u043a\u0440\u0443\u0436\u0430\u044e\u0449\u0435\u043c \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0435. \u0411\u0435\u0441\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u044b\u0435 \u043e\u043f\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0441\u0435\u0442\u0438 \u043e\u0431\u0435\u0449\u0430\u044e\u0442 \u0440\u0430\u0437\u0433\u0440\u0443\u0437\u0438\u0442\u044c Wi-Fi \u0432 \u0437\u0430\u043a\u0440\u044b\u0442\u044b\u0445 \u043f\u043e\u043c\u0435\u0449\u0435\u043d\u0438\u044f\u0445, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0434\u043e\u043c\u0430\u0448\u043d\u0438\u0435. \u041d\u043e\u0432\u0430\u044f \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u044f \u043d\u0435 \u0432\u044b\u0442\u0435\u0441\u043d\u0438\u0442 \u0441\u043e\u0442\u043e\u0432\u0443\u044e \u0441\u0432\u044f\u0437\u044c \u0438 \u043e\u0431\u044b\u0447\u043d\u044b\u0435 \u0442\u043e\u0447\u043a\u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u0430 Wi-Fi, \u043d\u043e \u043c\u043e\u0436\u0435\u0442 \u0440\u0435\u0448\u0438\u0442\u044c \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0443 \u043d\u0435\u0445\u0432\u0430\u0442\u043a\u0438 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u0438 \u0434\u043b\u044f \u0440\u044f\u0434\u0430 \u0437\u0430\u0434\u0430\u0447 \u0438 \u0441\u044d\u043a\u043e\u043d\u043e\u043c\u0438\u0442\u044c \u043d\u0430 \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u0435\u043d\u0438\u0438 \u044d\u043d\u0435\u0440\u0433\u0438\u0438. \u041e [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":167573,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-167572","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0441\u043b\u043e\u0432\u0443\u0442\u044b\u0435 \u00ab\u0448\u0430\u043f\u043e\u0447\u043a\u0438 \u0438\u0437 \u0444\u043e\u043b\u044c\u0433\u0438\u00bb \u0431\u043e\u043b\u044c\u0448\u0435 \u043d\u0435 \u0431\u0443\u0434\u0443\u0442 \u043d\u0443\u0436\u043d\u044b, \u0435\u0441\u043b\u0438 \u043a\u0442\u043e-\u0442\u043e \u043e\u043f\u0430\u0441\u0430\u0435\u0442\u0441\u044f \u0437\u0430 \u0437\u0434\u043e\u0440\u043e\u0432\u044c\u0435 \u0432 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