{"id":135,"date":"2026-03-16T11:01:32","date_gmt":"2026-03-16T10:01:32","guid":{"rendered":"https:\/\/pcsluzba.sk\/blog\/?p=135"},"modified":"2026-03-25T12:07:18","modified_gmt":"2026-03-25T11:07:18","slug":"usb-typy-konektorov-verzie-a-rychlosti-prenosu","status":"publish","type":"post","link":"https:\/\/pcsluzba.sk\/blog\/usb-typy-konektorov-verzie-a-rychlosti-prenosu\/","title":{"rendered":"USB \u2013 typy konektorov, verzie a r\u00fdchlosti prenosu"},"content":{"rendered":"\n<p>USB (Universal Serial Bus) je dnes najroz\u0161\u00edrenej\u0161ie rozhranie na pripojenie zariaden\u00ed k po\u010d\u00edta\u010du. Pou\u017e\u00edva sa na prenos d\u00e1t aj nap\u00e1janie zariaden\u00ed \u2013 od kl\u00e1vesn\u00edc a my\u0161\u00ed a\u017e po extern\u00e9 disky, monitory \u010di smartf\u00f3ny.<\/p>\n\n\n\n<p>Za viac ne\u017e 25 rokov v\u00fdvoja vzniklo viacero <strong>typov konektorov, verzi\u00ed \u0161tandardu a r\u00f4znych prenosov\u00fdch r\u00fdchlost\u00ed<\/strong>, \u010do m\u00f4\u017ee by\u0165 pre pou\u017e\u00edvate\u013ea trochu m\u00e4t\u00face. V tomto \u010dl\u00e1nku si ich preh\u013eadne rozdel\u00edme.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-13.-3.-2026-11_11_07-683x1024.png\" alt=\"\" class=\"wp-image-139\" srcset=\"https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-13.-3.-2026-11_11_07-683x1024.png 683w, https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-13.-3.-2026-11_11_07-200x300.png 200w, https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-13.-3.-2026-11_11_07-768x1152.png 768w, https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-13.-3.-2026-11_11_07.png 1024w\" sizes=\"auto, (max-width: 683px) 100vw, 683px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">1. Typy USB konektorov<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">USB Type-A<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"440\" height=\"329\" src=\"https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/Snimka-obrazovky-2026-03-16-101535-e1773652638115.png\" alt=\"\" class=\"wp-image-142\"\/><\/figure>\n\n\n\n<p>USB-A je klasick\u00fd obd\u013a\u017enikov\u00fd konektor, ktor\u00fd pozn\u00e1 prakticky ka\u017ed\u00fd.<\/p>\n\n\n\n<p><strong>Pou\u017eitie:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>kl\u00e1vesnice<\/li>\n\n\n\n<li>my\u0161i<\/li>\n\n\n\n<li>USB k\u013e\u00fa\u010de<\/li>\n\n\n\n<li>extern\u00e9 disky<\/li>\n\n\n\n<li>nab\u00edjacie k\u00e1ble<\/li>\n<\/ul>\n\n\n\n<p><strong>Vlastnosti:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>pou\u017e\u00edva sa hlavne na strane po\u010d\u00edta\u010da alebo nab\u00edja\u010dky<\/li>\n\n\n\n<li>nie je obojstrann\u00fd (d\u00e1 sa zasun\u00fa\u0165 len jedn\u00fdm smerom)<\/li>\n\n\n\n<li>podporuje v\u0161etky verzie USB od 1.0 a\u017e po USB 3.x<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">USB Type-B<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"266\" height=\"355\" src=\"https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/Snimka-obrazovky-2026-03-16-105521.png\" alt=\"\" class=\"wp-image-143\" srcset=\"https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/Snimka-obrazovky-2026-03-16-105521.png 266w, https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/Snimka-obrazovky-2026-03-16-105521-225x300.png 225w\" sizes=\"auto, (max-width: 266px) 100vw, 266px\" \/><\/figure>\n\n\n\n<p>USB-B m\u00e1 \u0161tvorcov\u00fd tvar a pou\u017e\u00edva sa najm\u00e4 na v\u00e4\u010d\u0161\u00edch zariadeniach.<\/p>\n\n\n\n<p><strong>Pou\u017eitie:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>tla\u010diarne<\/li>\n\n\n\n<li>skenery<\/li>\n\n\n\n<li>niektor\u00e9 audio zariadenia<\/li>\n\n\n\n<li>star\u0161ie extern\u00e9 disky<\/li>\n<\/ul>\n\n\n\n<p>Existuj\u00fa aj men\u0161ie varianty:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Mini-USB<\/strong><\/li>\n\n\n\n<li><strong>Micro-USB<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Tie sa pou\u017e\u00edvali najm\u00e4 v star\u0161\u00edch fotoapar\u00e1toch, mobiloch a navig\u00e1ci\u00e1ch.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">USB Micro-B<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"269\" height=\"167\" src=\"https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/Snimka-obrazovky-2026-03-16-105614.png\" alt=\"\" class=\"wp-image-144\"\/><\/figure>\n\n\n\n<p>Micro-USB bol dlh\u00e9 roky \u0161tandardom pre smartf\u00f3ny.<\/p>\n\n\n\n<p><strong>Pou\u017eitie:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>star\u0161ie Android telef\u00f3ny<\/li>\n\n\n\n<li>powerbanky<\/li>\n\n\n\n<li>kamery<\/li>\n\n\n\n<li>mal\u00e9 elektronick\u00e9 zariadenia<\/li>\n<\/ul>\n\n\n\n<p><strong>Nev\u00fdhoda:<\/strong><br>Nie je obojstrann\u00fd a je pomerne krehk\u00fd.<\/p>\n\n\n\n<p><strong>Micro-USB SuperSpeed<\/strong><\/p>\n\n\n\n<p>Ak nazna\u010duje n\u00e1zov, je ur\u010den\u00fd na vy\u0161\u0161ie prenosov\u00e9 r\u00fdchlost, napr\u00edklad extern\u00e9 disky.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"580\" height=\"299\" src=\"https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/Snimka-obrazovky-2026-03-16-105922.png\" alt=\"\" class=\"wp-image-146\" srcset=\"https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/Snimka-obrazovky-2026-03-16-105922.png 580w, https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/Snimka-obrazovky-2026-03-16-105922-300x155.png 300w\" sizes=\"auto, (max-width: 580px) 100vw, 580px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">USB Type-C<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"318\" height=\"245\" src=\"https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/Snimka-obrazovky-2026-03-16-105821.png\" alt=\"\" class=\"wp-image-145\" srcset=\"https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/Snimka-obrazovky-2026-03-16-105821.png 318w, https:\/\/pcsluzba.sk\/blog\/wp-content\/uploads\/2026\/03\/Snimka-obrazovky-2026-03-16-105821-300x231.png 300w\" sizes=\"auto, (max-width: 318px) 100vw, 318px\" \/><\/figure>\n\n\n\n<p>USB-C je modern\u00fd univerz\u00e1lny konektor, ktor\u00fd postupne nahr\u00e1dza v\u0161etky ostatn\u00e9 typy.<\/p>\n\n\n\n<p><strong>V\u00fdhody:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>obojstrann\u00fd (d\u00e1 sa zasun\u00fa\u0165 hocijako)<\/li>\n\n\n\n<li>vysok\u00e9 r\u00fdchlosti prenosu<\/li>\n\n\n\n<li>prenos obrazu (DisplayPort \/ HDMI)<\/li>\n\n\n\n<li>vysok\u00fd v\u00fdkon nab\u00edjania (USB Power Delivery a\u017e 240 W)<\/li>\n<\/ul>\n\n\n\n<p>Pou\u017e\u00edva sa v:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>modern\u00fdch notebookoch<\/li>\n\n\n\n<li>smartf\u00f3noch<\/li>\n\n\n\n<li>tabletoch<\/li>\n\n\n\n<li>monitoroch<\/li>\n\n\n\n<li>dokovac\u00edch staniciach<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">2. Verzie USB \u0161tandardu<\/h1>\n\n\n\n<p>USB sa postupne vyv\u00edjalo a ka\u017ed\u00e1 nov\u00e1 verzia priniesla vy\u0161\u0161iu r\u00fdchlos\u0165.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Verzia<\/th><th>Rok<\/th><th>Ozna\u010denie<\/th><th>Maxim\u00e1lna r\u00fdchlos\u0165<\/th><\/tr><\/thead><tbody><tr><td>USB 1.0 \/ 1.1<\/td><td>1996<\/td><td>Full Speed<\/td><td>12 Mb\/s<\/td><\/tr><tr><td>USB 2.0<\/td><td>2000<\/td><td>High Speed<\/td><td>480 Mb\/s<\/td><\/tr><tr><td>USB 3.0<\/td><td>2008<\/td><td>SuperSpeed<\/td><td>5 Gb\/s<\/td><\/tr><tr><td>USB 3.1<\/td><td>2013<\/td><td>SuperSpeed+<\/td><td>10 Gb\/s<\/td><\/tr><tr><td>USB 3.2<\/td><td>2017<\/td><td>SuperSpeed 20<\/td><td>20 Gb\/s<\/td><\/tr><tr><td>USB4<\/td><td>2019<\/td><td>USB4<\/td><td>a\u017e 40 Gb\/s<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Probl\u00e9m je, \u017ee n\u00e1zvoslovie sa \u010dasto menilo, tak\u017ee napr\u00edklad:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>USB 3.0 = USB 3.1 Gen1 = USB 3.2 Gen1<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Pre pou\u017e\u00edvate\u013eov to m\u00f4\u017ee by\u0165 ve\u013emi m\u00e4t\u00face.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">3. Prenosov\u00e9 r\u00fdchlosti USB<\/h1>\n\n\n\n<p>Re\u00e1lna r\u00fdchlos\u0165 z\u00e1vis\u00ed od viacer\u00fdch faktorov:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>verzia USB<\/li>\n\n\n\n<li>typ zariadenia<\/li>\n\n\n\n<li>kvalita k\u00e1bla<\/li>\n\n\n\n<li>r\u00fdchlos\u0165 disku<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Preh\u013ead r\u00fdchlost\u00ed<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>USB \u0161tandard<\/th><th>Teoretick\u00e1 r\u00fdchlos\u0165<\/th><th>Re\u00e1lna r\u00fdchlos\u0165<\/th><\/tr><\/thead><tbody><tr><td>USB 2.0<\/td><td>480 Mb\/s<\/td><td>~30\u201340 MB\/s<\/td><\/tr><tr><td>USB 3.0<\/td><td>5 Gb\/s<\/td><td>~400\u2013500 MB\/s<\/td><\/tr><tr><td>USB 3.1<\/td><td>10 Gb\/s<\/td><td>~1 GB\/s<\/td><\/tr><tr><td>USB 3.2<\/td><td>20 Gb\/s<\/td><td>~2 GB\/s<\/td><\/tr><tr><td>USB4<\/td><td>40 Gb\/s<\/td><td>~4 GB\/s<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Pri extern\u00fdch SSD diskoch sa dnes \u010dasto vyu\u017e\u00edva <strong>USB-C s USB 3.2 alebo USB4<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">4. Nap\u00e1janie cez USB<\/h1>\n\n\n\n<p>USB dnes nesl\u00fa\u017ei len na d\u00e1ta, ale aj na nap\u00e1janie zariaden\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">USB Power Delivery (USB-PD)<\/h3>\n\n\n\n<p>Maxim\u00e1lny v\u00fdkon:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0160tandard<\/th><th>V\u00fdkon<\/th><\/tr><\/thead><tbody><tr><td>star\u00e9 USB<\/td><td>2,5 W<\/td><\/tr><tr><td>USB 3.0<\/td><td>4,5 W<\/td><\/tr><tr><td>USB-C<\/td><td>15 W<\/td><\/tr><tr><td>USB-PD<\/td><td>100 W<\/td><\/tr><tr><td>USB-PD 3.1<\/td><td>a\u017e 240 W<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>V\u010faka tomu je mo\u017en\u00e9 cez USB-C nab\u00edja\u0165 napr\u00edklad:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>notebooky<\/li>\n\n\n\n<li>monitory<\/li>\n\n\n\n<li>dokovacie stanice<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">5. USB a prenos obrazu<\/h1>\n\n\n\n<p>Modern\u00e9 USB-C porty dok\u00e1\u017eu pren\u00e1\u0161a\u0165 aj video.<\/p>\n\n\n\n<p>Naj\u010dastej\u0161ie technol\u00f3gie:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>DisplayPort Alternate Mode<\/strong><\/li>\n\n\n\n<li><strong>HDMI Alternate Mode<\/strong><\/li>\n\n\n\n<li><strong>Thunderbolt 3 \/ 4<\/strong><\/li>\n<\/ul>\n\n\n\n<p>To umo\u017e\u0148uje pripoji\u0165 monitor jedin\u00fdm k\u00e1blom, ktor\u00fd z\u00e1rove\u0148:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>pren\u00e1\u0161a obraz<\/li>\n\n\n\n<li>pren\u00e1\u0161a d\u00e1ta<\/li>\n\n\n\n<li>nap\u00e1ja notebook<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Zhrnutie<\/h1>\n\n\n\n<p>USB je univerz\u00e1lne rozhranie, ktor\u00e9 sa neust\u00e1le vyv\u00edja. Dnes existuje viacero typov konektorov aj verzi\u00ed \u0161tandardu.<\/p>\n\n\n\n<p>Najd\u00f4le\u017eitej\u0161ie fakty:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>USB-A<\/strong> je klasick\u00fd konektor pou\u017e\u00edvan\u00fd na po\u010d\u00edta\u010doch.<\/li>\n\n\n\n<li><strong>USB-B, Mini-USB a Micro-USB<\/strong> sa pou\u017e\u00edvali na zariadeniach.<\/li>\n\n\n\n<li><strong>USB-C<\/strong> je modern\u00fd univerz\u00e1lny konektor.<\/li>\n\n\n\n<li>najnov\u0161\u00ed \u0161tandard <strong>USB4<\/strong> dosahuje r\u00fdchlos\u0165 a\u017e <strong>40 Gb\/s<\/strong>.<\/li>\n\n\n\n<li>USB dnes zvl\u00e1dne pren\u00e1\u0161a\u0165 <strong>d\u00e1ta, obraz aj nap\u00e1janie<\/strong> jedn\u00fdm k\u00e1blom.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>USB (Universal Serial Bus) je dnes najroz\u0161\u00edrenej\u0161ie rozhranie na pripojenie zariaden\u00ed k po\u010d\u00edta\u010du. Pou\u017e\u00edva sa na prenos d\u00e1t aj nap\u00e1janie zariaden\u00ed \u2013 od kl\u00e1vesn\u00edc a my\u0161\u00ed a\u017e po extern\u00e9 disky, monitory \u010di smartf\u00f3ny. Za viac ne\u017e 25 rokov v\u00fdvoja vzniklo viacero typov konektorov, verzi\u00ed \u0161tandardu a r\u00f4znych prenosov\u00fdch r\u00fdchlost\u00ed, \u010do m\u00f4\u017ee by\u0165 pre pou\u017e\u00edvate\u013ea trochu &#8230; <a title=\"USB \u2013 typy konektorov, verzie a r\u00fdchlosti prenosu\" class=\"read-more\" href=\"https:\/\/pcsluzba.sk\/blog\/usb-typy-konektorov-verzie-a-rychlosti-prenosu\/\" aria-label=\"Pre\u010d\u00edtajte si viac o USB \u2013 typy konektorov, verzie a r\u00fdchlosti prenosu\">\u010c\u00edta\u0165 viac<\/a><\/p>\n","protected":false},"author":1,"featured_media":151,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-135","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-informacie"],"_links":{"self":[{"href":"https:\/\/pcsluzba.sk\/blog\/wp-json\/wp\/v2\/posts\/135","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pcsluzba.sk\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pcsluzba.sk\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pcsluzba.sk\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pcsluzba.sk\/blog\/wp-json\/wp\/v2\/comments?post=135"}],"version-history":[{"count":5,"href":"https:\/\/pcsluzba.sk\/blog\/wp-json\/wp\/v2\/posts\/135\/revisions"}],"predecessor-version":[{"id":147,"href":"https:\/\/pcsluzba.sk\/blog\/wp-json\/wp\/v2\/posts\/135\/revisions\/147"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pcsluzba.sk\/blog\/wp-json\/wp\/v2\/media\/151"}],"wp:attachment":[{"href":"https:\/\/pcsluzba.sk\/blog\/wp-json\/wp\/v2\/media?parent=135"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pcsluzba.sk\/blog\/wp-json\/wp\/v2\/categories?post=135"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pcsluzba.sk\/blog\/wp-json\/wp\/v2\/tags?post=135"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}