{"id":895,"date":"2023-09-10T13:08:00","date_gmt":"2023-09-10T12:08:00","guid":{"rendered":"https:\/\/mobile.lebara.com\/gb\/en\/blog\/?p=895"},"modified":"2023-09-27T13:22:41","modified_gmt":"2023-09-27T12:22:41","slug":"what-is-a-lte","status":"publish","type":"post","link":"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/","title":{"rendered":"Co je LTE?"},"content":{"rendered":"<p>V dne\u0161n\u00edm vysokorychlostn\u00edm digit\u00e1ln\u00edm v\u011bku je nezbytn\u00e9 porozum\u011bt technologi\u00edm, kter\u00e9 \u0159\u00edd\u00ed na\u0161e ka\u017edodenn\u00ed p\u0159ipojen\u00ed. Jednou z t\u011bchto kl\u00ed\u010dov\u00fdch technologi\u00ed je LTE. Pro mnoh\u00e9 to m\u016f\u017ee zn\u00edt jako dal\u0161\u00ed technick\u00e1 zkratka. Jej\u00ed vliv na modern\u00ed komunikaci je v\u0161ak monument\u00e1ln\u00ed.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Obsah<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"P\u0159epnut\u00ed tabulky obsahu\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">P\u0159ep\u00edna\u010d<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#What_is_a_LTE\" >Co je LTE?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Why_is_LTE_the_Preferred_Choice\" >Pro\u010d je LTE preferovanou volbou?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Its_All_About_the_Speed\" >Z\u00e1le\u017e\u00ed na rychlosti<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Elevating_Capacity\" >Zvy\u0161ov\u00e1n\u00ed kapacity<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Bridging_the_Rural_Gap\" >P\u0159eklenut\u00ed rozd\u00edl\u016f na venkov\u011b<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Envisioning_Beyond_LTE\" >P\u0159edstavy nad r\u00e1mec LTE<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#What_is_a_LTE_Beyond_the_Basics\" >Co je LTE: Co je to LTE?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#LTE_Standards_and_Categories\" >Standardy a kategorie LTE<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#LTE_Category_1_to_Category_4\" >LTE kategorie 1 a\u017e 4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#LTE_Advanced_Category_5_to_Category_8\" >LTE Advanced (kategorie 5 a\u017e 8)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#LTE_Advanced_Pro_Category_9_Onwards\" >LTE Advanced Pro (od kategorie 9)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#The_Role_of_Frequency_Bands\" >\u00daloha frekven\u010dn\u00edch p\u00e1sem<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Bandwidth_and_Coverage\" >\u0160\u00ed\u0159ka p\u00e1sma a pokryt\u00ed<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#International_Roaming\" >Mezin\u00e1rodn\u00ed roaming<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Security_in_LTE_Networks\" >Zabezpe\u010den\u00ed v s\u00edt\u00edch LTE<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Encryption_and_Integrity\" >\u0160ifrov\u00e1n\u00ed a integrita<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Temporary_Identities\" >Do\u010dasn\u00e9 identity<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#LTE_and_IoT_An_Unstoppable_Duo\" >LTE a IoT: Nezastaviteln\u00e1 dvojice<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Narrowband_IoT_NB-IoT\" >\u00dazkop\u00e1smov\u00fd internet v\u011bc\u00ed (NB-IoT)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#LTE-M_LTE_Cat_M1\" >LTE-M (LTE Cat M1)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#The_User_Experience\" >Zku\u0161enosti u\u017eivatel\u016f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Visual_Delights\" >Vizu\u00e1ln\u00ed po\u017eitky<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Consistency_is_Key\" >D\u016fslednost je kl\u00ed\u010dov\u00e1<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Device_Compatibility_with_LTE\" >Kompatibilita za\u0159\u00edzen\u00ed s LTE<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Multiband_Support\" >Podpora v\u00edce p\u00e1sem<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Device_Categories\" >Kategorie za\u0159\u00edzen\u00ed<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#The_Interplay_of_LTE_and_Apps\" >Souhra LTE a aplikac\u00ed<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#App_Optimisation\" >Optimalizace aplikac\u00ed<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/#Evolution_of_Features\" >V\u00fdvoj funkc\u00ed<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_a_LTE\"><\/span>Co je LTE?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>LTE je zkratka pro Long-Term Evolution. LTE je standard pro bezdr\u00e1tovou \u0161irokop\u00e1smovou komunikaci, kter\u00fd je ur\u010den p\u0159edev\u0161\u00edm pro vysokorychlostn\u00ed p\u0159enos dat pro mobiln\u00ed telefony a datov\u00e9 termin\u00e1ly.<\/p>\n\n\n\n<p>LTE m\u00e1 sv\u00e9 ko\u0159eny v GSM\/EDGE a UMTS\/HSPA <a href=\"https:\/\/blog.lebara.co.uk\/cs\/how-to-find-out-what-network-youre-on\/\">s\u00ed\u0165<\/a> technologie. Zjednodu\u0161en\u011b \u0159e\u010deno, slou\u017e\u00ed ke zv\u00fd\u0161en\u00ed kapacity a rychlosti bezdr\u00e1tov\u00fdch datov\u00fdch s\u00edt\u00ed. Pokud jste si n\u011bkdy v\u0161imli bleskov\u00e9 rychlosti stahov\u00e1n\u00ed nebo plynul\u00e9ho streamov\u00e1n\u00ed videa ve vysok\u00e9m rozli\u0161en\u00ed na mobiln\u00edm telefonu, je to z velk\u00e9 \u010d\u00e1sti z\u00e1sluha LTE.<\/p>\n\n\n\n<p>Je d\u016fle\u017eit\u00e9 si uv\u011bdomit, \u017ee v\u00fdvoj LTE byl sp\u00ed\u0161e postupn\u00fd proces ne\u017e n\u00e1hl\u00fd v\u00fdbuch. V\u00fdsledkem strategick\u00fdch \u00favah a standard\u016f stanoven\u00fdch 3<sup>rd<\/sup> Projekt 3GPP (Generation Partnership Project), konsorcium sdru\u017euj\u00edc\u00ed asociace pro telekomunika\u010dn\u00ed standardy, LTE se postupem \u010dasu vyv\u00edjel. D\u00edky jejich ne\u00fanavn\u00e9mu \u00fasil\u00ed a neust\u00e1l\u00e9mu zdokonalov\u00e1n\u00ed se LTE zm\u011bnilo z teoretick\u00e9ho konceptu v komunika\u010dn\u00ed gigant, jak jej zn\u00e1me dnes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_is_LTE_the_Preferred_Choice\"><\/span>Pro\u010d je LTE preferovanou volbou?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>D\u016fvod\u016f, pro\u010d LTE vynik\u00e1, je n\u011bkolik:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Its_All_About_the_Speed\"><\/span>Z\u00e1le\u017e\u00ed na rychlosti<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Jednou z nejv\u00fdznamn\u011bj\u0161\u00edch vlastnost\u00ed LTE je jeho bezkonkuren\u010dn\u00ed rychlost. Potenci\u00e1ln\u00ed rychlost stahov\u00e1n\u00ed m\u016f\u017ee dosahovat a\u017e 100 Mb\/s, \u010d\u00edm\u017e p\u0159ekon\u00e1v\u00e1 mnoho sv\u00fdch p\u0159edch\u016fdc\u016f. V na\u0161em digit\u00e1ln\u00edm v\u011bku, kdy se streamov\u00e1n\u00ed, hran\u00ed her v re\u00e1ln\u00e9m \u010dase a okam\u017eit\u00e9 sd\u00edlen\u00ed velk\u00fdch datov\u00fdch soubor\u016f stalo normou, nen\u00ed takov\u00e1 rychlost luxusem - je to nutnost.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Elevating_Capacity\"><\/span>Zvy\u0161ov\u00e1n\u00ed kapacity<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Rychlost je jen jedn\u00edm z aspekt\u016f LTE. Vynik\u00e1 tak\u00e9 svou roz\u0161\u00ed\u0159enou kapacitou. Pro b\u011b\u017en\u00e9ho u\u017eivatele to znamen\u00e1, \u017ee se k s\u00edti m\u016f\u017ee sou\u010dasn\u011b p\u0159ipojit v\u011bt\u0161\u00ed po\u010det lid\u00ed, ani\u017e by do\u0161lo k poklesu kvality slu\u017eeb. B\u011bhem obdob\u00ed s vysokou popt\u00e1vkou, nap\u0159\u00edklad p\u0159i vys\u00edl\u00e1n\u00ed v\u00fdznamn\u00e9 \u017eiv\u00e9 ud\u00e1losti, se tak minimalizuje pravd\u011bpodobnost p\u0159eru\u0161en\u00ed slu\u017eby.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Bridging_the_Rural_Gap\"><\/span>P\u0159eklenut\u00ed rozd\u00edl\u016f na venkov\u011b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Historicky odlehl\u00e9 nebo venkovsk\u00e9 oblasti \u010dasto zaost\u00e1valy za m\u011bstsk\u00fdmi centry, pokud jde o konektivitu. LTE sehr\u00e1lo kl\u00ed\u010dovou roli p\u0159i zm\u011bn\u011b tohoto p\u0159\u00edstupu. Jeho rozs\u00e1hl\u00fd dosah zaji\u0161\u0165uje, \u017ee mnoh\u00e9 regiony, kter\u00e9 kdysi postr\u00e1daly robustn\u00ed p\u0159ipojen\u00ed k internetu. <a href=\"https:\/\/blog.lebara.co.uk\/cs\/%ef%bf%bchow-much-data-is-optimal\/\">mobiln\u00ed data<\/a>, mohou nyn\u00ed vyu\u017e\u00edvat vysokorychlostn\u00ed a stabiln\u00ed p\u0159ipojen\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Envisioning_Beyond_LTE\"><\/span>P\u0159edstavy nad r\u00e1mec LTE<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>P\u0159esto\u017ee p\u0159\u00ednos LTE pro modern\u00ed komunikaci je nepopirateln\u00fd, nen\u00ed to v \u017e\u00e1dn\u00e9m p\u0159\u00edpad\u011b konec. Obzor slibuje je\u0161t\u011b sofistikovan\u011bj\u0161\u00ed s\u00edt\u011b, jako nap\u0159. <a href=\"https:\/\/blog.lebara.co.uk\/cs\/which-iphones-support-5g\/\">5G<\/a>. Tato nastupuj\u00edc\u00ed technologie by m\u011bla zah\u00e1jit \u00e9ru digit\u00e1ln\u00ed komunikace, kter\u00e1 se je\u0161t\u011b v\u00edce prom\u011bn\u00ed. Neo\u010dek\u00e1v\u00e1 se v\u0161ak, \u017ee by LTE zastarala. Naopak, bude slou\u017eit jako z\u00e1kladn\u00ed k\u00e1men, kter\u00fd zajist\u00ed konzistentn\u00ed p\u0159ipojen\u00ed i v dob\u011b, kdy se do pop\u0159ed\u00ed dostanou nov\u011bj\u0161\u00ed, pokro\u010dilej\u0161\u00ed technologie.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_a_LTE_Beyond_the_Basics\"><\/span>Co je LTE: Co je to LTE?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Prozkoumejme n\u011bkter\u00e9 nuance t\u00e9to technologie, jej\u00ed slo\u017eitosti a \u0161ir\u0161\u00ed ekosyst\u00e9m, ve kter\u00e9m se rozv\u00edj\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"LTE_Standards_and_Categories\"><\/span>Standardy a kategorie LTE<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Pochopen\u00ed rozmanitosti v r\u00e1mci LTE vy\u017eaduje pohled na r\u016fzn\u00e9 standardy a kategorie. Ka\u017ed\u00e1 kategorie je vylep\u0161en\u00edm t\u00e9 p\u0159edchoz\u00ed a nab\u00edz\u00ed vy\u0161\u0161\u00ed v\u00fdkon, rychlost a schopnosti.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"LTE_Category_1_to_Category_4\"><\/span>LTE kategorie 1 a\u017e 4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Tyto d\u0159\u00edv\u011bj\u0161\u00ed kategorie byly odrazov\u00fdm m\u016fstkem. A\u010dkoli se jejich rychlost (a\u017e 150 Mb\/s) m\u016f\u017ee zd\u00e1t ve srovn\u00e1n\u00ed s pozd\u011bj\u0161\u00edmi kategoriemi nedostate\u010dn\u00e1, v dob\u011b sv\u00e9ho uveden\u00ed byly revolu\u010dn\u00ed a polo\u017eily z\u00e1klady pro to, co m\u011blo p\u0159ij\u00edt.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"LTE_Advanced_Category_5_to_Category_8\"><\/span>LTE Advanced (kategorie 5 a\u017e 8)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>V tomto obdob\u00ed, ozna\u010dovan\u00e9m jako LTE-A, do\u0161lo k v\u00fdznamn\u00fdm zm\u011bn\u00e1m. LTE-A zdvojn\u00e1sobilo rychlost sv\u00fdch p\u0159edch\u016fdc\u016f a otev\u0159elo cestu pro streamov\u00e1n\u00ed videa ve vysok\u00e9m rozli\u0161en\u00ed a intenzivn\u00ed online hran\u00ed na mobiln\u00edch za\u0159\u00edzen\u00edch.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"LTE_Advanced_Pro_Category_9_Onwards\"><\/span>LTE Advanced Pro (od kategorie 9)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Tento dr\u017e\u00e1k, \u010dasto ozna\u010dovan\u00fd jako LTE-A Pro, posouv\u00e1 hranice je\u0161t\u011b d\u00e1le. Do hry zde vstupuje gigabitov\u00e9 LTE s rychlost\u00ed p\u0159esahuj\u00edc\u00ed 1 Gb\/s. Pokud jste n\u011bkdy na cest\u00e1ch bez probl\u00e9m\u016f streamovali video v rozli\u0161en\u00ed 4K, je pravd\u011bpodobn\u011b d\u016fvodem pr\u00e1v\u011b LTE-A Pro.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Role_of_Frequency_Bands\"><\/span>\u00daloha frekven\u010dn\u00edch p\u00e1sem<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Nen\u00ed mo\u017en\u00e9 diskutovat o LTE, ani\u017e bychom se zab\u00fdvali frekven\u010dn\u00edmi p\u00e1smy. Tato p\u00e1sma, zejm\u00e9na \u010d\u00e1sti elektromagnetick\u00e9ho spektra, ur\u010duj\u00ed mnoho aspekt\u016f u\u017eivatelsk\u00e9 zku\u0161enosti.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Bandwidth_and_Coverage\"><\/span>\u0160\u00ed\u0159ka p\u00e1sma a pokryt\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>R\u016fzn\u00e1 p\u00e1sma maj\u00ed r\u016fzn\u00e9 vlastnosti. Zat\u00edmco n\u011bkter\u00e1 nab\u00edzej\u00ed \u0161ir\u0161\u00ed pokryt\u00ed, tak\u017ee jsou ide\u00e1ln\u00ed pro rozs\u00e1hl\u00e9, m\u00e9n\u011b obydlen\u00e9 oblasti, jin\u00e1 jsou vhodn\u011bj\u0161\u00ed pro hust\u011b os\u00eddlen\u00e9 m\u011bstsk\u00e9 oblasti, proto\u017ee poskytuj\u00ed v\u011bt\u0161\u00ed \u0161\u00ed\u0159ku p\u00e1sma pro mnoho u\u017eivatel\u016f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"International_Roaming\"><\/span>Mezin\u00e1rodn\u00ed roaming<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Zaj\u00edmalo v\u00e1s n\u011bkdy, jak <a href=\"https:\/\/blog.lebara.co.uk\/cs\/how-to-cut-the-cost-of-international-calls-on-a-mobile-phone\/\">mezin\u00e1rodn\u00ed<\/a> roaming funguje? Umo\u017e\u0148uje to kompatibilita p\u00e1sem LTE pou\u017e\u00edvan\u00fdch v r\u016fzn\u00fdch zem\u00edch. Proto m\u016f\u017ee mobiln\u00ed za\u0159\u00edzen\u00ed vyroben\u00e9 pro jeden region <a href=\"https:\/\/blog.lebara.co.uk\/cs\/how-does-face-recognition-on-mobile-phones-work\/\">obli\u010dej<\/a> probl\u00e9my s kompatibilitou v jin\u00e9m p\u0159\u00edpad\u011b, pokud existuje nesoulad v podpo\u0159e p\u00e1sma LTE.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Security_in_LTE_Networks\"><\/span>Zabezpe\u010den\u00ed v s\u00edt\u00edch LTE<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>V na\u0161em hyperp\u0159ipojen\u00e9m sv\u011bt\u011b je bezpe\u010dnost nejd\u016fle\u017eit\u011bj\u0161\u00ed. LTE v tomto ohledu nezklame a nab\u00edz\u00ed \u0159adu ochrann\u00fdch opat\u0159en\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Encryption_and_Integrity\"><\/span>\u0160ifrov\u00e1n\u00ed a integrita<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Aby se zabr\u00e1nilo pokus\u016fm o odposlech, jsou data p\u0159en\u00e1\u0161en\u00e1 p\u0159es LTE \u0161ifrov\u00e1na. Ochrana integrity nav\u00edc zaji\u0161\u0165uje, \u017ee jednou odeslan\u00e1 data z\u016fstanou b\u011bhem p\u0159enosu nezm\u011bn\u011bna.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Temporary_Identities\"><\/span>Do\u010dasn\u00e9 identity<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>K ochran\u011b u\u017eivatele <a href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-the-ios-privacy-report-on-iphone\/\">ochrana osobn\u00edch \u00fadaj\u016f<\/a>, s\u00edt\u011b LTE \u010dasto p\u0159id\u011bluj\u00ed u\u017eivatel\u016fm do\u010dasn\u00e9 identity. To zaji\u0161\u0165uje, \u017ee trval\u00e9 sledov\u00e1n\u00ed ze strany \u0161kodliv\u00fdch subjekt\u016f se st\u00e1v\u00e1 obt\u00ed\u017en\u00fdm \u00fakolem.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"LTE_and_IoT_An_Unstoppable_Duo\"><\/span>LTE a IoT: Nezastaviteln\u00e1 dvojice<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Internet v\u011bc\u00ed (<a href=\"https:\/\/blog.lebara.co.uk\/cs\/the-future-of-connected-devices-exploring-the-synergy-between-5g-and-iot\/\">IoT<\/a>), rychle rostouc\u00ed odv\u011btv\u00ed, vd\u011b\u010d\u00ed za sv\u016fj \u00fasp\u011bch p\u0159edev\u0161\u00edm LTE.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Narrowband_IoT_NB-IoT\"><\/span>\u00dazkop\u00e1smov\u00fd internet v\u011bc\u00ed (NB-IoT)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>NB-IoT, specializovan\u00e1 forma LTE ur\u010den\u00e1 pro za\u0159\u00edzen\u00ed internetu v\u011bc\u00ed, nab\u00edz\u00ed n\u011bkolik v\u00fdhod, v\u010detn\u011b prodlou\u017een\u00ed <a href=\"https:\/\/blog.lebara.co.uk\/cs\/10-ways-to-make-a-phone-battery-last-longer\/\">baterie<\/a> \u017eivotnost a roz\u0161\u00ed\u0159en\u00e9 kryt\u00ed v interi\u00e9ru. Je optimalizov\u00e1n pro za\u0159\u00edzen\u00ed, kter\u00e1 nevy\u017eaduj\u00ed neust\u00e1l\u00e9 p\u0159ipojen\u00ed a p\u0159en\u00e1\u0161ej\u00ed mal\u00e9 mno\u017estv\u00ed dat.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"LTE-M_LTE_Cat_M1\"><\/span>LTE-M (LTE Cat M1)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>LTE-M je dal\u0161\u00ed formou p\u0159izp\u016fsobenou pro internet v\u011bc\u00ed, kter\u00e1 p\u0159eklenuje mezeru mezi vysok\u00fdm v\u00fdkonem a efektivitou. Podporuje vy\u0161\u0161\u00ed p\u0159enosov\u00e9 rychlosti ne\u017e NB-IoT a je ide\u00e1ln\u00ed pro aplikace IoT, kter\u00e9 vy\u017eaduj\u00ed odezvu v re\u00e1ln\u00e9m \u010dase.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_User_Experience\"><\/span>Zku\u0161enosti u\u017eivatel\u016f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Pro koncov\u00e9ho u\u017eivatele znamenaj\u00ed v\u0161echny tyto technologick\u00e9 pokroky jedin\u00e9: bezprobl\u00e9mov\u00fd a obohacen\u00fd z\u00e1\u017eitek.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Visual_Delights\"><\/span>Vizu\u00e1ln\u00ed po\u017eitky<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>P\u0159em\u00fd\u0161lejte o videohovorech s vysok\u00fdm rozli\u0161en\u00edm nebo o pohlcuj\u00edc\u00edch videohovorech. <a href=\"https:\/\/blog.lebara.co.uk\/cs\/a-closer-look-at-augmented-reality-technology-on-iphones\/\">Roz\u0161\u00ed\u0159en\u00e1 realita<\/a> (AR) na cest\u00e1ch. Kdysi to byla science fiction, nyn\u00ed se d\u00edky LTE stala b\u011b\u017enou z\u00e1le\u017eitost\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Consistency_is_Key\"><\/span>D\u016fslednost je kl\u00ed\u010dov\u00e1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A\u0165 u\u017e se nach\u00e1z\u00edte v ru\u0161n\u00e9m centru m\u011bsta, nebo v malebn\u00e9 venkovsk\u00e9 vesnici, o\u010dek\u00e1v\u00e1 se od v\u00e1s st\u00e1l\u00e9 p\u0159ipojen\u00ed. LTE se svou \u0161irokou \u0161k\u00e1lou p\u00e1sem a kategori\u00ed se sna\u017e\u00ed pr\u00e1v\u011b toto nab\u00eddnout.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Device_Compatibility_with_LTE\"><\/span>Kompatibilita za\u0159\u00edzen\u00ed s LTE<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>A\u010dkoli je LTE t\u00e9m\u011b\u0159 v\u0161eobecn\u011b roz\u0161\u00ed\u0159eno, zp\u016fsob, jak\u00fdm za\u0159\u00edzen\u00ed vyu\u017e\u00edvaj\u00ed jeho potenci\u00e1l, se li\u0161\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Multiband_Support\"><\/span>Podpora v\u00edce p\u00e1sem<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Modern\u00ed chytr\u00e9 telefony jsou konstruov\u00e1ny tak, aby podporovaly v\u00edce p\u00e1sem LTE. To zaji\u0161\u0165uje nejen pokryt\u00ed v tuzemsku, ale tak\u00e9 kompatibilitu p\u0159i cest\u00e1ch do zahrani\u010d\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Device_Categories\"><\/span>Kategorie za\u0159\u00edzen\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Stejn\u011b jako m\u00e1 LTE sv\u00e9 kategorie, jsou i za\u0159\u00edzen\u00ed klasifikov\u00e1na podle rychlosti LTE, kterou mohou vyu\u017e\u00edvat. Z <a href=\"https:\/\/blog.lebara.co.uk\/cs\/the-top-five-budget-smartphones-in-the-uk\/\">rozpo\u010det<\/a> telefon\u016f a\u017e po \u0161pi\u010dkov\u00e9 vlajkov\u00e9 modely, kategorie ur\u010duje maxim\u00e1ln\u00ed rychlost LTE, kterou m\u016f\u017eete dos\u00e1hnout.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Interplay_of_LTE_and_Apps\"><\/span>Souhra LTE a aplikac\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Aplikace, kter\u00e9 denn\u011b pou\u017e\u00edv\u00e1me, jsou v\u00fdznamn\u011b ovlivn\u011bny mo\u017enostmi LTE.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"App_Optimisation\"><\/span>Optimalizace aplikac\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>V\u00fdvoj\u00e1\u0159i dnes optimalizuj\u00ed pro LTE. A\u0165 u\u017e se jedn\u00e1 o rychl\u00e9 na\u010d\u00edt\u00e1n\u00ed soci\u00e1ln\u00edch m\u00e9di\u00ed nebo hran\u00ed her pro v\u00edce hr\u00e1\u010d\u016f v re\u00e1ln\u00e9m \u010dase, ekosyst\u00e9m aplikac\u00ed se op\u00edr\u00e1 o rychlost a spolehlivost LTE.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Evolution_of_Features\"><\/span>V\u00fdvoj funkc\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Mnoho funkc\u00ed aplikac\u00ed, jako je \u017eiv\u00e9 streamov\u00e1n\u00ed videa nebo sd\u00edlen\u00ed velk\u00fdch soubor\u016f, bylo koncipov\u00e1no s ohledem na siln\u00e9 str\u00e1nky LTE. Nen\u00ed tedy divu, \u017ee s rozvojem LTE jsou na\u0161e aplikace bohat\u0161\u00ed a interaktivn\u011bj\u0161\u00ed.<\/p>\n\n\n\n<p>LTE nen\u00ed jen o rychlosti nebo \u0161\u00ed\u0159ce p\u00e1sma. Je to p\u0159\u00edb\u011bh inovac\u00ed, posouv\u00e1n\u00ed hranic a ne\u00fanavn\u00e9ho \u00fasil\u00ed o zlep\u0161en\u00ed glob\u00e1ln\u00ed komunikace. Sp\u00ed\u0161e ne\u017e pouh\u00fdm technologick\u00fdm pojmem je LTE z\u00e1kladem na\u0161ich modern\u00edch digit\u00e1ln\u00edch zku\u0161enost\u00ed. Zat\u00edmco se pohybujeme ve sv\u011bt\u011b, kde se zd\u00e1, \u017ee se nov\u00e9 digit\u00e1ln\u00ed inovace objevuj\u00ed ka\u017ed\u00fd druh\u00fd den, stoj\u00ed za to v\u011bnovat chv\u00edli uzn\u00e1n\u00ed a ocen\u011bn\u00ed z\u00e1kladn\u00edch technologi\u00ed, jako je LTE.<\/p>","protected":false},"excerpt":{"rendered":"<p>V dne\u0161n\u00edm vysokorychlostn\u00edm digit\u00e1ln\u00edm v\u011bku je nezbytn\u00e9 porozum\u011bt technologi\u00edm, kter\u00e9 \u0159\u00edd\u00ed na\u0161e ka\u017edodenn\u00ed p\u0159ipojen\u00ed. Jednou z t\u011bchto kl\u00ed\u010dov\u00fdch technologi\u00ed je LTE. Pro mnoh\u00e9 to m\u016f\u017ee zn\u00edt jako dal\u0161\u00ed technick\u00e1 zkratka. Jej\u00ed vliv na modern\u00ed komunikaci je v\u0161ak monument\u00e1ln\u00ed. Co je to LTE? LTE je zkratka pro Long-Term Evolution (dlouhodob\u00e1 evoluce). P\u0159edstavuje standard pro bezdr\u00e1tov\u00e9 \u0161irokop\u00e1smov\u00e9...<\/p>\n<div><a class=\"read-more button-link\" href=\"https:\/\/blog.lebara.co.uk\/cs\/what-is-a-lte\/\">P\u0159e\u010dt\u011bte si v\u00edce<\/a><\/div>","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[16],"tags":[],"class_list":["post-895","post","type-post","status-publish","format-standard","hentry","category-lebara-news","clearfix",false],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/blog.lebara.co.uk\/cs\/wp-json\/wp\/v2\/posts\/895","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.lebara.co.uk\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.lebara.co.uk\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.lebara.co.uk\/cs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.lebara.co.uk\/cs\/wp-json\/wp\/v2\/comments?post=895"}],"version-history":[{"count":1,"href":"https:\/\/blog.lebara.co.uk\/cs\/wp-json\/wp\/v2\/posts\/895\/revisions"}],"predecessor-version":[{"id":952,"href":"https:\/\/blog.lebara.co.uk\/cs\/wp-json\/wp\/v2\/posts\/895\/revisions\/952"}],"wp:attachment":[{"href":"https:\/\/blog.lebara.co.uk\/cs\/wp-json\/wp\/v2\/media?parent=895"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.lebara.co.uk\/cs\/wp-json\/wp\/v2\/categories?post=895"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.lebara.co.uk\/cs\/wp-json\/wp\/v2\/tags?post=895"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}