{"id":295105,"date":"2025-05-29T17:27:56","date_gmt":"2025-05-29T15:27:56","guid":{"rendered":"https:\/\/ehartner.com\/?p=295105"},"modified":"2026-05-29T17:28:49","modified_gmt":"2026-05-29T15:28:49","slug":"pripojeni-v-interieru","status":"publish","type":"post","link":"https:\/\/ehartner.com\/cs\/indoor-connectivity\/","title":{"rendered":"RFS Vnit\u0159n\u00ed konektivita 2025"},"content":{"rendered":"

Indoor Connectivity: Pro\u010d se spolehliv\u00e9 bezdr\u00e1tov\u00e9 p\u0159ipojen\u00ed v budov\u00e1ch a tunelech st\u00e1v\u00e1 nutnost\u00ed<\/h2>\n

80 procent ve\u0161ker\u00e9ho mobiln\u00edho p\u0159\u00edstupu k dat\u016fm prob\u00edh\u00e1 uvnit\u0159 budov. P\u0159esto je bezdr\u00e1tov\u00e9 pokryt\u00ed uvnit\u0159 kancel\u00e1\u0159sk\u00fdch komplex\u016f, n\u00e1kupn\u00edch center, leti\u0161\u0165 nebo tunel\u016f metra v mnoha za\u0159\u00edzen\u00edch dodnes nedostate\u010dn\u00e9 \u2013 nebo prost\u011b neexistuje. Nejde jen o probl\u00e9m pohodl\u00ed. Jedn\u00e1 se o bezpe\u010dnostn\u00ed riziko a riziko nesouladu s p\u0159edpisy.
\nSpole\u010dnost Radio Frequency Systems (RFS), jeden z p\u0159edn\u00edch sv\u011btov\u00fdch v\u00fdrobc\u016f komponent pro vysokofrekven\u010dn\u00ed infrastrukturu, \u0159e\u0161\u00ed pr\u00e1v\u011b tuto v\u00fdzvu pomoc\u00ed ucelen\u00e9ho portfolia \u0159e\u0161en\u00ed pro vnit\u0159n\u00ed p\u0159ipojen\u00ed \u2013 od koaxi\u00e1ln\u00edch kabel\u016f po vyza\u0159uj\u00edc\u00ed veden\u00ed, od pasivn\u00edch komponent po \u0159e\u0161en\u00ed na b\u00e1zi optick\u00fdch vl\u00e1ken.<\/p>\n

Pro\u010d je bezdr\u00e1tov\u00e1 komunikace v interi\u00e9rech tak n\u00e1ro\u010dn\u00e1<\/h2>\n

Mobiln\u00ed vys\u00edla\u010d pokr\u00fdv\u00e1 oblast o rozloze n\u011bkolika kilometr\u016f. Co v\u0161ak nedok\u00e1\u017ee spolehliv\u011b zajistit, je pronik\u00e1n\u00ed sign\u00e1lu p\u0159es siln\u00e9 betonov\u00e9 st\u011bny, ocelov\u00e9 konstrukce nebo podzemn\u00ed prostory. \u010c\u00edm modern\u011bj\u0161\u00ed a masivn\u011bj\u0161\u00ed je budova, t\u00edm v\u011bt\u0161\u00ed je uvnit\u0159 mrtv\u00e1 z\u00f3na.
\nK tomu se p\u0159id\u00e1v\u00e1 i regula\u010dn\u00ed realita: v mnoha zem\u00edch EU jsou provozovatel\u00e9 kritick\u00fdch infrastruktur povinni zajistit komunikaci z\u00e1sadn\u00edho v\u00fdznamu \u2013 nap\u0159\u00edklad pro hasi\u010de, policii a z\u00e1chrann\u00e9 slu\u017eby \u2013 i uvnit\u0159 budov. Kdo tuto povinnost nespln\u00ed, riskuje nejen pokuty, ale v p\u0159\u00edpad\u011b nouze i lidsk\u00e9 \u017eivoty.
\n\u0158e\u0161en\u00edm je takzvan\u00fd Distributed Antenna System, zkr\u00e1cen\u011b DAS \u2013 s\u00ed\u0165 kabel\u016f, ant\u00e9n a pasivn\u00edch komponent, kter\u00e1 aktivn\u011b rozv\u00e1d\u00ed r\u00e1diov\u00fd sign\u00e1l do v\u0161ech kout\u016f budovy nebo tunelu.<\/p>\n

T\u0159i technologick\u00e9 \u0159ady \u2014 jedno komplexn\u00ed \u0159e\u0161en\u00ed<\/h2>\n

Spole\u010dnost RFS nab\u00edz\u00ed p\u0159ipojen\u00ed v interi\u00e9rech prost\u0159ednictv\u00edm t\u0159\u00ed z\u00e1kladn\u00edch technologi\u00ed, kter\u00e9 lze v z\u00e1vislosti na po\u017eadavc\u00edch vyu\u017e\u00edvat samostatn\u011b nebo v kombinaci:<\/p>\n

RF (koaxi\u00e1ln\u00ed kabel)<\/strong> tvo\u0159\u00ed z\u00e1klad v\u011bt\u0161iny instalac\u00ed DAS. RFS\u2018 Produktov\u00e1 \u0159ada CELLFLEX<\/a> zahrnuje v\u00edce ne\u017e 20 r\u016fzn\u00fdch typ\u016f kabel\u016f od 1\/4\u2033 do 1-5\/8\u2033 \u2014 v\u0161echny s nejni\u017e\u0161\u00edm \u00fatlumem, \u00fapln\u00fdm st\u00edn\u011bn\u00edm proti RFI\/EMI a minim\u00e1ln\u00ed intermodulac\u00ed. Pro vnit\u0159n\u00ed pou\u017eit\u00ed jsou obzvl\u00e1\u0161t\u011b d\u016fle\u017eit\u00e9: neho\u0159lav\u00e9 verze JFN s klasifikac\u00ed CPR a\u017e do B2ca, co\u017e je nejvy\u0161\u0161\u00ed dosa\u017eiteln\u00e9 hodnocen\u00ed po\u017e\u00e1rn\u00ed odolnosti podle normy EU EN 50575.<\/p>\n

Z\u00e1\u0159iv\u00e9 potrub\u00ed (RADIAFLEX)<\/strong> jsou technicky nejn\u00e1ro\u010dn\u011bj\u0161\u00edmi komponenty v syst\u00e9mu Indoor-DAS. Na rozd\u00edl od klasick\u00fdch ant\u00e9n, kter\u00e9 vys\u00edlaj\u00ed bodov\u011b, funguj\u00ed vyza\u0159uj\u00edc\u00ed veden\u00ed jako souvisl\u00e1 ant\u00e9na po cel\u00e9 sv\u00e9 d\u00e9lce \u2014 co\u017e je ide\u00e1ln\u00ed pro tunely, dlouh\u00e9 chodby nebo slo\u017eit\u00e9 geometrick\u00e9 uspo\u0159\u00e1d\u00e1n\u00ed. Portfolio RADIAFLEX spole\u010dnosti RFS podporuje frekvence a\u017e do 7,2 GHz a je p\u0159ipraveno pro 5G. Nejnov\u011bj\u0161\u00ed generace podporuje konfigurace MIMO \u2013 tedy v\u00edce paraleln\u00edch datov\u00fdch tok\u016f \u2013, co\u017e v \u017eelezni\u010dn\u00edch tunelech umo\u017e\u0148uje rychlosti stahov\u00e1n\u00ed p\u0159esahuj\u00edc\u00ed 560 Mbit\/s, jak bylo prok\u00e1z\u00e1no v r\u00e1mci projektu Follo-Line v Norsku.<\/p>\n

Optick\u00e9 vl\u00e1kno a hybridn\u00ed \u0159e\u0161en\u00ed (HYBRIFLEX)<\/strong>) dopl\u0148uje syst\u00e9m RF v\u0161ude tam, kde jsou vy\u017eadov\u00e1ny velk\u00e9 vzd\u00e1lenosti, vysok\u00e9 kapacity nebo vybudov\u00e1n\u00ed struktur vzd\u00e1len\u00fdch jednotek. HYBRIFLEX kombinuje optick\u00e9 a vysokofrekven\u010dn\u00ed komponenty v jedin\u00e9m kabelu \u2014 to v\u00fdrazn\u011b sni\u017euje n\u00e1ro\u010dnost instalace a usnad\u0148uje \u00fadr\u017ebu syst\u00e9mu.<\/p>\n

Ka\u017ed\u00e9 odv\u011btv\u00ed m\u00e1 sv\u00e9 vlastn\u00ed v\u00fdzvy<\/h2>\n

To, co odli\u0161uje spole\u010dnost RFS od pouh\u00e9ho dodavatele komponent\u016f, je jej\u00ed specifick\u00e9 porozum\u011bn\u00ed syst\u00e9m\u016fm v dan\u00e9m odv\u011btv\u00ed. Po\u017eadavky na vnit\u0159n\u00ed konektivitu se toti\u017e v z\u00e1vislosti na oblasti pou\u017eit\u00ed z\u00e1sadn\u011b li\u0161\u00ed:<\/p>\n

Sklady a pr\u016fmyslov\u00e9 objekty<\/strong> se vyzna\u010duj\u00ed kovov\u00fdmi reg\u00e1ly, ocelov\u00fdmi nosn\u00edky a prom\u011bnliv\u00fdm vyu\u017eit\u00edm prostoru \u2014 to v\u0161e jsou klasick\u00e9 \u201eru\u0161i\u010de sign\u00e1lu\u201c. Spole\u010dnost RFS zde kombinuje vyza\u0159uj\u00edc\u00ed kabely pro skladov\u00e9 prostory se syst\u00e9my DAS pro nakl\u00e1dac\u00ed plochy a kancel\u00e1\u0159sk\u00e9 prostory.<\/p>\n

Leti\u0161t\u011b<\/strong> Mus\u00ed sou\u010dasn\u011b zaji\u0161\u0165ovat komer\u010dn\u00ed mobiln\u00ed p\u0159ipojen\u00ed pro tis\u00edce cestuj\u00edc\u00edch a bezpe\u010dnostn\u00edm slo\u017ek\u00e1m poskytovat komunikaci kritickou pro pln\u011bn\u00ed \u00fakol\u016f \u2013 \u010dasto prost\u0159ednictv\u00edm r\u016fzn\u00fdch frekven\u010dn\u00edch p\u00e1sem a technologi\u00ed. Spole\u010dnost RFS v tomto ohledu s\u00e1z\u00ed na technologicky neutr\u00e1ln\u00ed \u0159e\u0161en\u00ed, kter\u00e1 pokr\u00fdvaj\u00ed v\u0161echna p\u00e1sma a\u017e do 6 GHz.<\/p>\n

stadiony<\/strong> p\u0159edstavuj\u00ed zvl\u00e1\u0161tn\u00ed v\u00fdzvy: des\u00edtky tis\u00edc u\u017eivatel\u016f na velmi omezen\u00e9m prostoru, z\u00e1rove\u0148 bezpe\u010dnostn\u00ed t\u00fdmy a z\u00e1sahov\u00e9 jednotky. \u0158e\u0161en\u00ed vy\u017eaduje p\u0159esn\u00e9 vyza\u0159ovac\u00ed diagramy, stadionov\u00e9 ant\u00e9ny podporuj\u00edc\u00ed technologii MIMO a robustn\u00ed p\u00e1te\u0159n\u00ed infrastrukturu.<\/p>\n

\u017delezni\u010dn\u00ed tunel<\/strong> p\u0159edstavuj\u00ed nejn\u00e1ro\u010dn\u011bj\u0161\u00ed prost\u0159ed\u00ed v\u016fbec. St\u00edsn\u011bn\u00e9 prostory, \u0161patn\u00e9 v\u011btr\u00e1n\u00ed, vysok\u00e9 mechanick\u00e9 nam\u00e1h\u00e1n\u00ed a ztr\u00e1ta r\u00e1diov\u00e9ho sign\u00e1lu zp\u016fsoben\u00e1 pln\u011b obsazen\u00fdmi vlaky \u2013 to v\u0161e vy\u017eaduje precizn\u00ed RF in\u017een\u00fdrstv\u00ed. RFS RADIAFLEX<\/a> Podle v\u00fdrobce je tento syst\u00e9m nainstalov\u00e1n p\u0159ibli\u017en\u011b v 50 procentech v\u0161ech syst\u00e9m\u016f metra po cel\u00e9m sv\u011bt\u011b, mimo jin\u00e9 v Lond\u00fdn\u011b, Pa\u0159\u00ed\u017ei, Hongkongu, Sydney a Wuhanu.<\/p>\n

Po\u017e\u00e1rn\u00ed bezpe\u010dnost nen\u00ed voliteln\u00e1 z\u00e1le\u017eitost<\/h2>\n

Od \u010dervence 2017 plat\u00ed v EU n\u00e1sleduj\u00edc\u00ed: V\u0161echny komunika\u010dn\u00ed kabely instalovan\u00e9 v budov\u00e1ch mus\u00ed spl\u0148ovat po\u017eadavky na\u0159\u00edzen\u00ed o stavebn\u00edch v\u00fdrobc\u00edch (CPR) a b\u00fdt klasifikov\u00e1ny podle normy EN 50575. Spole\u010dnost RFS byla prvn\u00edm v\u00fdrobcem kabel\u016f, kter\u00fd nab\u00eddl RF komunika\u010dn\u00ed kabely s nejvy\u0161\u0161\u00ed t\u0159\u00eddou CPR B2ca \u2014 a od roku 2024 provozuje v Hannoveru vlastn\u00ed komoru pro zkou\u0161ky ho\u0159lavosti, kter\u00e1 je certifikov\u00e1na podle normy EN 50399.
\nPro projektanty a provozovatele to konkr\u00e9tn\u011b znamen\u00e1: Kdo Kabel RFS<\/strong> spl\u0148uje automaticky nejp\u0159\u00edsn\u011bj\u0161\u00ed evropsk\u00e9 normy v oblasti po\u017e\u00e1rn\u00ed ochrany \u2014 v\u010detn\u011b klasifikace d0, co\u017e znamen\u00e1, \u017ee nevznikaj\u00ed \u017e\u00e1dn\u00e9 ho\u0159\u00edc\u00ed \u010d\u00e1stice.<\/p>\n

Vnit\u0159n\u00ed konektivita je infrastruktura, nikoli voliteln\u00e1 mo\u017enost<\/h2>\n

A\u0165 u\u017e jde o logistick\u00e9 centrum, nemocnici, leti\u0161t\u011b nebo \u017eelezni\u010dn\u00ed tunel \u2014 spolehliv\u00e9 r\u00e1diov\u00e9 pokryt\u00ed je dnes z\u00e1kladn\u00edm p\u0159edpokladem pro bezpe\u010dn\u00fd provoz a dodr\u017eov\u00e1n\u00ed p\u0159edpis\u016f. Spole\u010dnost RFS je jedn\u00edm z m\u00e1la v\u00fdrobc\u016f, kte\u0159\u00ed nab\u00edzej\u00ed kompletn\u00ed \u0159e\u0161en\u00ed typu \u201eend-to-end\u201c z jedn\u00e9 ruky, s v\u00edce ne\u017e 40 lety zku\u0161enost\u00ed a ov\u011b\u0159en\u00fdmi referencemi na v\u0161ech kontinentech.
\nSpole\u010dnost E.Hartner je autorizovan\u00fdm partnerem spole\u010dnosti RFS pro Rakousko a region DACH. V p\u0159\u00edpad\u011b dotaz\u016f ohledn\u011b projekt\u016f a technick\u00e9ho poradenstv\u00ed jsme v\u00e1m r\u00e1di k dispozici.<\/p>","protected":false},"excerpt":{"rendered":"

Indoor Connectivity: Warum zuverl\u00e4ssige Funkversorgung in Geb\u00e4uden und Tunneln zur Pflicht wird 80 Prozent aller mobilen Datenzugriffe entstehen in Geb\u00e4uden. Trotzdem ist die Funkversorgung im Inneren von B\u00fcrokomplexen, Einkaufszentren, Flugh\u00e4fen oder U-Bahn-Tunneln bis heute in vielen Anlagen mangelhaft \u2014 oder schlicht nicht vorhanden. Das ist nicht nur ein Komfortproblem. Es ist ein Sicherheits- und Compliance-Risiko. […]<\/p>\n","protected":false},"author":1,"featured_media":295106,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2046,2049],"tags":[2052],"class_list":["post-295105","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-objektfunk","category-e-hartner-news-rfs","tag-indoor-connectivity"],"_links":{"self":[{"href":"https:\/\/ehartner.com\/cs\/wp-json\/wp\/v2\/posts\/295105","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ehartner.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ehartner.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ehartner.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ehartner.com\/cs\/wp-json\/wp\/v2\/comments?post=295105"}],"version-history":[{"count":0,"href":"https:\/\/ehartner.com\/cs\/wp-json\/wp\/v2\/posts\/295105\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ehartner.com\/cs\/wp-json\/wp\/v2\/media\/295106"}],"wp:attachment":[{"href":"https:\/\/ehartner.com\/cs\/wp-json\/wp\/v2\/media?parent=295105"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ehartner.com\/cs\/wp-json\/wp\/v2\/categories?post=295105"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ehartner.com\/cs\/wp-json\/wp\/v2\/tags?post=295105"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}