{"id":16250,"date":"2026-10-07T04:44:21","date_gmt":"2026-10-07T04:44:21","guid":{"rendered":"https:\/\/custom-rfid-tags.com\/?p=16250"},"modified":"2026-10-07T04:44:27","modified_gmt":"2026-10-07T04:44:27","slug":"nfc-vs-qr-code","status":"publish","type":"post","link":"https:\/\/custom-rfid-tags.com\/cs\/nfc-vs-qr-code\/","title":{"rendered":"NFC vs. QR k\u00f3d: Hlavn\u00ed rozd\u00edly a jak si vybrat\u00a0"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Zad\u00e1v\u00e1n\u00ed webov\u00e9 adresy z ti\u0161t\u011bn\u00e9 vizitky do telefonu vy\u017eaduje v\u00edce \u00fasil\u00ed ne\u017e kliknut\u00ed na odkaz na obrazovce. Pro firmy m\u016f\u017ee zjednodu\u0161en\u00ed tohoto kroku pomoci z\u00e1kazn\u00edk\u016fm z\u00edskat po\u017eadovan\u00e9 informace v okam\u017eiku, kdy je jejich z\u00e1jem je\u0161t\u011b \u010derstv\u00fd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NFC tagy a QR k\u00f3dy p\u0159edstavuj\u00ed dva zp\u016fsoby, jak vytvo\u0159it spojen\u00ed mezi fyzick\u00fdm p\u0159edm\u011btem a online obsahem. D\u00edky nim z\u00edsk\u00e1v\u00e1 ti\u0161t\u011bn\u00fd povrch roli, kter\u00e1 p\u0159esahuje r\u00e1mec informac\u00ed, kter\u00e9 m\u016f\u017ee obsahovat.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Co je to NFC a jak to funguje?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Zkratka NFC znamen\u00e1 Near Field Communication (komunikace v bl\u00edzk\u00e9m poli). Umo\u017e\u0148uje kompatibiln\u00edmu telefonu nebo \u010dte\u010dce vym\u011b\u0148ovat si data s elektronick\u00fdm \u0161t\u00edtkem na velmi kr\u00e1tkou vzd\u00e1lenost. K pou\u017eit\u00ed sta\u010d\u00ed p\u0159ibl\u00ed\u017eit za\u0159\u00edzen\u00ed ke \u0161t\u00edtku, co\u017e se b\u011b\u017en\u011b naz\u00fdv\u00e1 \u201cp\u0159ilo\u017een\u00ed\u201d.\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Typick\u00fd \u0161t\u00edtek NFC obsahuje mal\u00fd \u010dip p\u0159ipojen\u00fd k ant\u00e9n\u011b. Kdy\u017e jej na\u010dte telefon s podporou NFC, magnetick\u00e9 pole telefonu \u010dip nap\u00e1j\u00ed. \u0160t\u00edtek pot\u00e9 ode\u0161le ulo\u017een\u00e1 data zp\u011bt do telefonu. Tyto pasivn\u00ed \u0161t\u00edtky nepot\u0159ebuj\u00ed \u017e\u00e1dnou baterii.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nap\u0159\u00edklad NFC \u0161t\u00edtek na obalu v\u00fdrobku m\u016f\u017ee obsahovat odkaz na str\u00e1nku s n\u00e1vodem. Kdy\u017e na \u0161t\u00edtek klepnete, telefon tento odkaz na\u010dte a umo\u017en\u00ed v\u00e1m otev\u0159\u00edt n\u00e1vod v prohl\u00ed\u017ee\u010di. \u0160t\u00edtek obsahuje webovou adresu; n\u00e1vod z\u016fst\u00e1v\u00e1 na webov\u00e9 str\u00e1nce.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>V\u00fdhody technologie NFC<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Fotoapar\u00e1t nen\u00ed pot\u0159eba:<\/strong> U\u017eivatel\u00e9 mohou na\u010d\u00edst \u0161t\u00edtek, ani\u017e by museli spou\u0161t\u011bt fotoapar\u00e1t nebo zam\u011b\u0159ovat ti\u0161t\u011bn\u00fd k\u00f3d. \u0160patn\u00e9 osv\u011btlen\u00ed nem\u00e1 vliv na r\u00e1diov\u00e9 p\u0159ipojen\u00ed.<\/li>\n\n\n\n<li><strong>Zapad\u00e1 do celkov\u00e9ho designu:<\/strong> \u0160t\u00edtek m\u016f\u017ee b\u00fdt um\u00edst\u011bn uvnit\u0159 karty nebo etikety, p\u0159i\u010dem\u017e mal\u00e1 vyti\u0161t\u011bn\u00e1 zna\u010dka lidem ukazuje, kam maj\u00ed p\u0159ilo\u017eit kartu.<\/li>\n\n\n\n<li><strong>P\u0159episovateln\u00e9 \u00fadaje:<\/strong> Mnoho NFC \u0161t\u00edtk\u016f lze naprogramovat nov\u00fdmi \u00fadaji a znovu pou\u017e\u00edt. Trval\u00e9 uzam\u010den\u00ed \u0161t\u00edtku zabr\u00e1n\u00ed dal\u0161\u00edm zm\u011bn\u00e1m jeho ulo\u017een\u00e9ho obsahu.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Nev\u00fdhody technologie NFC<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vy\u0161\u0161\u00ed n\u00e1klady na kus:<\/strong> Ka\u017ed\u00fd v\u00fdrobek vy\u017eaduje fyzick\u00fd \u010dip a ant\u00e9nu, co\u017e je zpravidla n\u00e1kladn\u011bj\u0161\u00ed ne\u017e dopln\u011bn\u00ed st\u00e1vaj\u00edc\u00edho ti\u0161t\u011bn\u00e9ho materi\u00e1lu o QR k\u00f3d.<\/li>\n\n\n\n<li><strong>Vy\u017eaduje telefonickou podporu:<\/strong> N\u011bkter\u00e9 telefony nemaj\u00ed funkci NFC. U podporovan\u00fdch za\u0159\u00edzen\u00ed mohou nastaven\u00ed a software ovlivnit zp\u016fsob \u010dten\u00ed \u0161t\u00edtk\u016f.<\/li>\n\n\n\n<li><strong>Velmi kr\u00e1tk\u00fd dosah \u010dten\u00ed:<\/strong> Lid\u00e9 mus\u00ed p\u0159ibl\u00ed\u017eit sv\u00e9 telefony k \u010dipu, tak\u017ee ten mus\u00ed b\u00fdt um\u00edst\u011bn tak, aby na n\u011bj pohodln\u011b dos\u00e1hli.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Co je to QR k\u00f3d a jak funguje?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">QR k\u00f3d, zkratka pro Quick Response code, je dvourozm\u011brn\u00fd \u010d\u00e1rov\u00fd k\u00f3d, kter\u00fd ukl\u00e1d\u00e1 data ve form\u011b vzoru z mal\u00fdch \u010dtvere\u010dk\u016f. Fotoapar\u00e1t v telefonu tento vzor zachyt\u00ed a skenovac\u00ed software jej dek\u00f3duje. Data mohou p\u0159edstavovat adresu webov\u00e9 str\u00e1nky nebo informace ulo\u017een\u00e9 p\u0159\u00edmo v k\u00f3du, nap\u0159\u00edklad kr\u00e1tkou textovou zpr\u00e1vu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud k\u00f3d obsahuje webovou adresu, telefon zobraz\u00ed odkaz, na kter\u00fd m\u016f\u017eete klepnout a str\u00e1nku tak otev\u0159\u00edt. Mnoho telefon\u016f tuto funkci zaji\u0161\u0165uje pomoc\u00ed vestav\u011bn\u00e9ho fotoapar\u00e1tu nebo \u010dte\u010dky k\u00f3d\u016f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00dadaje v ti\u0161t\u011bn\u00e9m QR k\u00f3du z\u016fst\u00e1vaj\u00ed nem\u011bnn\u00e9, i kdy\u017e m\u016f\u017eete nad\u00e1le aktualizovat webovou str\u00e1nku, na kterou odkazuje. Dynamick\u00fd QR k\u00f3d vyu\u017e\u00edv\u00e1 p\u0159esm\u011brov\u00e1vac\u00ed odkaz, co\u017e v\u00e1m umo\u017e\u0148uje zm\u011bnit c\u00edlovou str\u00e1nku, ani\u017e byste museli vym\u011bnit ti\u0161t\u011bn\u00fd k\u00f3d.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>V\u00fdhody QR k\u00f3d\u016f<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>N\u00edzk\u00e1 cena za kus:<\/strong> QR k\u00f3d lze p\u0159idat ke st\u00e1vaj\u00edc\u00edmu tiskov\u00e9mu n\u00e1vrhu bez elektronick\u00e9 slo\u017eky. Za voliteln\u00e9 slu\u017eby spr\u00e1vy odkaz\u016f mohou b\u00fdt \u00fa\u010dtov\u00e1ny samostatn\u00e9 poplatky.<\/li>\n\n\n\n<li><strong>\u0160irok\u00e1 kompatibilita s telefony:<\/strong> Ke skenov\u00e1n\u00ed QR k\u00f3d\u016f se pou\u017e\u00edv\u00e1 fotoapar\u00e1t, tak\u017ee i telefony bez technologie NFC maj\u00ed k obsahu p\u0159\u00edstup. Vestav\u011bn\u00fd skener obvykle zvl\u00e1d\u00e1 standardn\u00ed webov\u00e9 odkazy bez nutnosti samostatn\u00e9 aplikace.<\/li>\n\n\n\n<li><strong>Lze \u010d\u00edst i z v\u011bt\u0161\u00ed vzd\u00e1lenosti:<\/strong> Lid\u00e9 mohou naskenovat k\u00f3d na ceduli, ani\u017e by se k n\u00ed museli p\u0159ibl\u00ed\u017eit. Dosah z\u00e1vis\u00ed na velikosti vyti\u0161t\u011bn\u00e9ho k\u00f3du a schopnosti kamery rozpoznat jeho vzor.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Nev\u00fdhody QR k\u00f3d\u016f<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Je t\u0159eba m\u00edt dobr\u00fd v\u00fdhled:<\/strong> Odlesky nebo \u0161patn\u00e1 kvalita tisku mohou naru\u0161it skenov\u00e1n\u00ed. D\u00edky korekci chyb dok\u00e1\u017eou QR k\u00f3dy sn\u00e1\u0161et ur\u010dit\u00e9 po\u0161kozen\u00ed, av\u0161ak p\u0159i siln\u00e9m opot\u0159eben\u00ed se mohou st\u00e1t ne\u010diteln\u00fdmi.<\/li>\n\n\n\n<li><strong>Zab\u00edr\u00e1 viditeln\u00fd prostor v n\u00e1vrhu:<\/strong> Vzor pot\u0159ebuje dostatek prostoru, aby z\u016fstal \u010diteln\u00fd, a nav\u00edc jasn\u00fd okraj, kter\u00fd se naz\u00fdv\u00e1 \u201cklidov\u00e1 z\u00f3na\u201d. Um\u00edst\u011bn\u00ed grafick\u00fdch prvk\u016f p\u0159\u00edli\u0161 bl\u00edzko k n\u011bmu m\u016f\u017ee zp\u016fsobit probl\u00e9my p\u0159i skenov\u00e1n\u00ed.<\/li>\n\n\n\n<li><strong>Snadn\u00e9 kop\u00edrov\u00e1n\u00ed:<\/strong> Z\u00e1kladn\u00ed QR k\u00f3d lze vyfotografovat a reprodukovat. Samotn\u00fd obr\u00e1zek v\u0161ak nem\u016f\u017ee dok\u00e1zat, \u017ee fyzick\u00fd v\u00fdrobek, na kter\u00e9m je um\u00edst\u011bn, je prav\u00fd.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>NFC vs. QR k\u00f3d: Hlavn\u00ed rozd\u00edly<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Funkce<\/strong><\/td><td><strong>NFC<\/strong><\/td><td><strong>QR k\u00f3d<\/strong><\/td><\/tr><tr><td>Metoda \u010dten\u00ed<\/td><td>Bezdr\u00e1tov\u00e1 komunikace na kr\u00e1tkou vzd\u00e1lenost<\/td><td>Fotoapar\u00e1t nebo skener na\u010dte viditeln\u00fd vzor<\/td><\/tr><tr><td>Pracovn\u00ed vzd\u00e1lenost<\/td><td>Obvykle n\u011bkolik centimetr\u016f nebo m\u00e9n\u011b<\/td><td>Z\u00e1le\u017e\u00ed na velikosti k\u00f3du a rozli\u0161en\u00ed kamery<\/td><\/tr><tr><td>Pot\u0159ebn\u00fd hardware<\/td><td>Telefon nebo \u010dte\u010dka s podporou technologie NFC<\/td><td>Za\u0159\u00edzen\u00ed vybaven\u00e9 fotoapar\u00e1tem a softwarem pro skenov\u00e1n\u00ed QR k\u00f3d\u016f<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Snadn\u00e9 pou\u017e\u00edv\u00e1n\u00ed a kompatibilita s telefony<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Skenov\u00e1n\u00ed QR k\u00f3d\u016f funguje na mnoha telefonech pomoc\u00ed fotoapar\u00e1tu nebo vestav\u011bn\u00e9ho skeneru, a to i u model\u016f bez hardwarov\u00e9 podpory NFC. U\u017eivatel\u00e9 maj\u00ed na obrazovce viditeln\u00fd c\u00edl, kter\u00fd mohou zachytit do z\u00e1b\u011bru.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00edky technologii NFC odpad\u00e1 nutnost spou\u0161t\u011bt fotoapar\u00e1t, ale \u010dten\u00ed dat z\u00e1vis\u00ed na nastaven\u00ed telefonu a podporovan\u00fdch funkc\u00edch. U za\u0159\u00edzen\u00ed s Androidem je obecn\u011b nutn\u00e9, aby byla technologie NFC zapnut\u00e1 a displej odem\u010den\u00fd. U iPhon\u016f s funkc\u00ed \u010dten\u00ed NFC na pozad\u00ed m\u016f\u017ee standardn\u00ed webov\u00fd odkaz vyvolat ozn\u00e1men\u00ed, pokud je displej zapnut\u00fd. U\u017eivatel klepne na toto ozn\u00e1men\u00ed, aby pokra\u010doval.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Z\u0159eteln\u011b ozna\u010den\u00e9 m\u00edsto pro p\u0159ilo\u017een\u00ed telefonu k NFC pom\u00e1h\u00e1 u\u017eivatel\u016fm spr\u00e1vn\u011b nasm\u011brovat jejich telefony. U QR k\u00f3d\u016f jim samotn\u00fd ti\u0161t\u011bn\u00fd vzor ukazuje, kam maj\u00ed telefon nasm\u011brovat.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Vzd\u00e1lenost \u010dten\u00ed<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Technologie NFC vy\u017eaduje, aby se telefon nach\u00e1zel velmi bl\u00edzko \u0161t\u00edtku, obvykle v dosahu n\u011bkolika centimetr\u016f. To omezuje jej\u00ed pou\u017eit\u00ed na m\u00edsta, na kter\u00e1 lid\u00e9 pohodln\u011b dos\u00e1hnou. V\u011bt\u0161\u00ed \u0161t\u00edtek s technologi\u00ed NFC m\u016f\u017ee u n\u011bkter\u00fdch proveden\u00ed zlep\u0161it v\u00fdkon, ale st\u00e1le se jedn\u00e1 o interakci na kr\u00e1tkou vzd\u00e1lenost.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">QR k\u00f3dy nab\u00edzej\u00ed v\u011bt\u0161\u00ed flexibilitu, pokud jde o vzd\u00e1lenost p\u0159i skenov\u00e1n\u00ed. Zv\u011bt\u0161en\u00ed ti\u0161t\u011bn\u00e9 velikosti m\u016f\u017ee fotoapar\u00e1tu pomoci rozpoznat vzor i z v\u011bt\u0161\u00ed vzd\u00e1lenosti. U\u017eite\u010dn\u00e1 vzd\u00e1lenost v\u0161ak st\u00e1le z\u00e1vis\u00ed na fotoapar\u00e1tu a velikosti jednotliv\u00fdch \u010dtvere\u010dk\u016f, tak\u017ee neexistuje jednotn\u00fd dosah skenov\u00e1n\u00ed, kter\u00fd by platil pro v\u0161echny QR k\u00f3dy.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Po\u017eadavky na viditelnost a upevn\u011bn\u00ed<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">QR k\u00f3d vy\u017eaduje volnou optickou dr\u00e1hu sm\u011brem k fotoapar\u00e1tu. Jeho vzor a okoln\u00ed pr\u00e1zdn\u00fd okraj mus\u00ed z\u016fstat viditeln\u00e9. \u0160ev na obalu nebo ostr\u00e1 zat\u00e1\u010dka mohou obraz naru\u0161it, i kdy\u017e byl k\u00f3d vygenerov\u00e1n spr\u00e1vn\u011b.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Technologie NFC funguje i pod tenk\u00fdm nekovov\u00fdm krytem, co\u017e umo\u017e\u0148uje um\u00edstit elektroniku dovnit\u0159 karty nebo na etiketu v\u00fdrobku. Um\u00edst\u011bn\u00ed \u0161t\u00edtku lze ozna\u010dit, ani\u017e by byla zcela odkryta jeho ant\u00e9na.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kov vy\u017eaduje odli\u0161n\u00fd p\u0159\u00edstup. M\u016f\u017ee ru\u0161it b\u011b\u017en\u00e9 NFC \u0161t\u00edtky, a proto p\u0159\u00edm\u00e1 mont\u00e1\u017e na kov vy\u017eaduje \u0161t\u00edtek ur\u010den\u00fd pr\u00e1v\u011b pro tento povrch. QR \u0161t\u00edtek na kovov\u00e9m p\u0159edm\u011btu tomuto r\u00e1diov\u00e9mu ru\u0161en\u00ed zabr\u00e1n\u00ed, i kdy\u017e odrazy od leskl\u00e9ho povrchu mohou st\u00e1le ovliv\u0148ovat fungov\u00e1n\u00ed kamery.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>N\u00e1klady a nastaven\u00ed<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">QR k\u00f3dy lze za\u010dlenit do st\u00e1vaj\u00edc\u00edch tiskov\u00fdch podklad\u016f. Jakmile je obr\u00e1zek p\u0159ipraven, lze jej reprodukovat b\u011b\u017en\u00fdm tiskov\u00fdm procesem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Technologie NFC p\u0159id\u00e1v\u00e1 ke ka\u017ed\u00e9 polo\u017ece fyzick\u00fd \u0161t\u00edtek. Na tento \u0161t\u00edtek je tak\u00e9 t\u0159eba zapsat po\u017eadovan\u00e1 data, a to bu\u010f dodavatelem, nebo p\u0159ed jeho p\u0159ipevn\u011bn\u00edm. Objedn\u00e1n\u00edm p\u0159edem zak\u00f3dovan\u00fdch \u0161t\u00edtk\u016f se sn\u00ed\u017e\u00ed pracovn\u00ed n\u00e1ro\u010dnost p\u0159i p\u0159\u00edjmu z\u00e1silky.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Porovnejte n\u00e1klady na hotov\u00e9 v\u00fdrobky p\u0159i stejn\u00e9m objemu objedn\u00e1vky. Nap\u0159\u00edklad rozd\u00edl $0,10 na jeden \u0161t\u00edtek znamen\u00e1 u 10 000 \u0161t\u00edtk\u016f celkovou \u010d\u00e1stku $1 000. Tento rozd\u00edl m\u00e1 v\u011bt\u0161\u00ed v\u00fdznam u jednor\u00e1zov\u00fdch obal\u016f ne\u017e u karet ur\u010den\u00fdch k opakovan\u00e9mu pou\u017eit\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Poplatky za spr\u00e1vu online odkaz\u016f se \u00fa\u010dtuj\u00ed zvl\u00e1\u0161\u0165 a z\u00e1vis\u00ed na zvolen\u00e9 slu\u017eb\u011b pro danou technologii.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>P\u0159episov\u00e1n\u00ed ulo\u017een\u00fdch dat<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Z\u00e1pisn\u00fd NFC tag m\u016f\u017ee p\u0159ij\u00edmat nov\u00e9 informace, ani\u017e by do\u0161lo ke zm\u011bn\u011b fyzick\u00e9ho \u010dipu a ant\u00e9ny. K jeho aktualizaci je t\u0159eba p\u0159ibl\u00ed\u017eit kompatibiln\u00ed telefon nebo zapisovac\u00ed za\u0159\u00edzen\u00ed k tagu. Trval\u00e9 uzam\u010den\u00ed pam\u011bti zabr\u00e1n\u00ed dal\u0161\u00edm zm\u011bn\u00e1m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Zm\u011bna dat zak\u00f3dovan\u00fdch v QR k\u00f3du vy\u017eaduje vygenerov\u00e1n\u00ed nov\u00e9ho vzoru. Ti\u0161t\u011bnou verzi je nutn\u00e9 vym\u011bnit nebo znovu vytisknout; k\u00f3d zobrazen\u00fd na obrazovce lze nahradit aktualizovan\u00fdm obr\u00e1zkem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Propojen\u00fd webov\u00fd obsah z\u016fst\u00e1v\u00e1 flexibiln\u00ed v obou p\u0159\u00edpadech. Str\u00e1nku m\u016f\u017eete aktualizovat na st\u00e1vaj\u00edc\u00ed adrese nebo zm\u011bnit spravovan\u00e9 p\u0159esm\u011brov\u00e1n\u00ed, ani\u017e byste museli m\u011bnit zna\u010dku nebo vyti\u0161t\u011bn\u00fd k\u00f3d.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Kop\u00edrov\u00e1n\u00ed a ov\u011b\u0159ov\u00e1n\u00ed pravosti<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Z\u00e1kladn\u00ed QR k\u00f3d lze vyfotografovat a reprodukovat. Ve\u0159ejn\u00e1 data ulo\u017een\u00e1 na b\u011b\u017en\u00e9m NFC tagu lze rovn\u011b\u017e na\u010d\u00edst a zkop\u00edrovat. Uzam\u010den\u00ed p\u016fvodn\u00edho NFC tagu jej chr\u00e1n\u00ed p\u0159ed zm\u011bnami, p\u0159i\u010dem\u017e jeho ve\u0159ejn\u00fd obsah z\u016fst\u00e1v\u00e1 \u010diteln\u00fd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u011bkter\u00e9 NFC tagy disponuj\u00ed kryptografick\u00fdm ov\u011b\u0159ov\u00e1n\u00edm. P\u0159i \u010dten\u00ed generuj\u00ed prom\u011bnliv\u00e1 ov\u011b\u0159ovac\u00ed data, kter\u00e1 n\u00e1sledn\u011b zkontroluje nakonfigurovan\u00e1 slu\u017eba. Zkop\u00edrov\u00e1n\u00ed ve\u0159ejn\u00e9ho odkazu neposkytuje jin\u00e9mu tagu tajn\u00fd kl\u00ed\u010d pot\u0159ebn\u00fd k generov\u00e1n\u00ed nov\u00fdch platn\u00fdch odpov\u011bd\u00ed. Tato funkce vy\u017eaduje tag s podporou ov\u011b\u0159ov\u00e1n\u00ed a kompatibiln\u00ed syst\u00e9m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">QR k\u00f3dy mohou obsahovat digit\u00e1ln\u011b podepsan\u00e9 informace, u nich\u017e software kontroluje, zda nedo\u0161lo k jejich zm\u011bn\u011b. Zkop\u00edrovan\u00fd obr\u00e1zek m\u016f\u017ee i nad\u00e1le obsahovat p\u016fvodn\u00ed platn\u00fd podpis, a proto d\u016fkladn\u011bj\u0161\u00ed ov\u011b\u0159en\u00ed produktu kombinuje tyto informace s dal\u0161\u00edmi kontrolami, jako je nap\u0159\u00edklad fyzick\u00e9 bezpe\u010dnostn\u00ed ozna\u010den\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Lze pou\u017e\u00edvat NFC a QR k\u00f3dy sou\u010dasn\u011b?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ano. NFC karta nebo \u0161t\u00edtek mohou obsahovat tak\u00e9 vyti\u0161t\u011bn\u00fd QR k\u00f3d. \u0160t\u00edtek a k\u00f3d funguj\u00ed nez\u00e1visle na sob\u011b, tak\u017ee si u\u017eivatel\u00e9 mohou vybrat, zda kartu p\u0159ilo\u017e\u00ed, nebo k\u00f3d naskenuj\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nap\u0159\u00edklad vizitka m\u016f\u017ee vyu\u017e\u00edvat ob\u011b mo\u017enosti k otev\u0159en\u00ed stejn\u00e9 online kontaktn\u00ed str\u00e1nky. Osoba, jej\u00ed\u017e telefon nepodporuje technologii NFC, m\u016f\u017ee naskenovat QR k\u00f3d, zat\u00edmco osoba s kompatibiln\u00edm telefonem m\u016f\u017ee na vizitku p\u0159ilo\u017eit telefon, ani\u017e by musela spou\u0161t\u011bt fotoapar\u00e1t. Ob\u011b mo\u017enosti z\u016fst\u00e1vaj\u00ed k dispozici na jedn\u00e9 vizitce.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u010casto kladen\u00e9 ot\u00e1zky<\/strong><\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list\">\n<div id=\"faq-question-1790698294289\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Funguj\u00ed NFC tagy a QR k\u00f3dy i bez p\u0159ipojen\u00ed k internetu?<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Ano. Telefon dok\u00e1\u017ee na\u010d\u00edst data ulo\u017een\u00e1 v NFC \u0161t\u00edtku nebo QR k\u00f3du i bez p\u0159ipojen\u00ed k internetu. Nap\u0159\u00edklad prost\u00fd text ulo\u017een\u00fd p\u0159\u00edmo v n\u011bkter\u00e9m z t\u011bchto form\u00e1t\u016f lze pomoc\u00ed vhodn\u00e9 aplikace na\u010d\u00edst i v re\u017eimu offline.<\/p>\n<p>Pokud se u ulo\u017een\u00fdch \u00fadaj\u016f jedn\u00e1 o webovou adresu, telefon ji dok\u00e1\u017ee na\u010d\u00edst i v re\u017eimu offline. Na\u010dten\u00ed odkazovan\u00e9 webov\u00e9 str\u00e1nky obvykle vy\u017eaduje p\u0159ipojen\u00ed k internetu.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1790698307634\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Maj\u00ed NFC tagy nebo QR k\u00f3dy omezenou platnost?<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Statick\u00fd QR k\u00f3d nem\u00e1 nastaven\u00e9 datum vypr\u0161en\u00ed platnosti. Ani z\u00e1kladn\u00ed NFC \u0161t\u00edtek s URL adresou nem\u00e1 automatick\u00e9 datum vypr\u0161en\u00ed platnosti, i kdy\u017e po\u0161kozen\u00ed nebo porucha \u010dipu mohou zp\u016fsobit, \u017ee se stane ne\u010diteln\u00fdm.<\/p>\n<p>Obsah, na kter\u00fd odkazuje, m\u00e1 vlastn\u00ed dobu platnosti. Pokud dojde ke smaz\u00e1n\u00ed webov\u00e9 str\u00e1nky, m\u016f\u017ee v obou form\u00e1tech z\u016fstat odkaz, kter\u00fd ji\u017e nefunguje. Pokud vyu\u017e\u00edv\u00e1te dynamickou slu\u017ebu QR k\u00f3d\u016f, zkontrolujte jej\u00ed podm\u00ednky, abyste v\u011bd\u011bli, jak dlouho bude p\u0159esm\u011brov\u00e1n\u00ed aktivn\u00ed. Platnost vstupenky nebo p\u0159\u00edstupov\u00e9ho pr\u016fkazu m\u016f\u017ee v syst\u00e9mu, kter\u00fd je vydal, vypr\u0161et, i kdy\u017e jejich k\u00f3d nebo \u0161t\u00edtek z\u016fst\u00e1v\u00e1 \u010diteln\u00fd.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1790698321521\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Je mo\u017en\u00e9 p\u0159en\u00e9st odkaz z QR k\u00f3du na NFC \u0161t\u00edtek?<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Ano. P\u0159e\u010dt\u011bte si URL zak\u00f3dovanou v QR k\u00f3du a pot\u00e9 pomoc\u00ed aplikace pro z\u00e1pis na NFC \u0161t\u00edtky ulo\u017ete tuto adresu na zapisovateln\u00fd NFC \u0161t\u00edtek. Budete pot\u0159ebovat telefon, kter\u00fd podporuje z\u00e1pis na NFC \u0161t\u00edtky. NFC \u0161t\u00edtky podporuj\u00ed ukl\u00e1d\u00e1n\u00ed webov\u00fdch adres jako z\u00e1znam\u016f.<\/p>\n<p>P\u0159e\u010dt\u011bte si hotov\u00fd tag a zkontrolujte, zda se otev\u0159e po\u017eadovan\u00e1 str\u00e1nka. Pokud zkop\u00edrujete p\u0159esm\u011brov\u00e1vac\u00ed odkaz z dynamick\u00e9ho QR k\u00f3du, bude tag NFC z\u00e1viset tak\u00e9 na t\u00e9to p\u0159esm\u011brov\u00e1vac\u00ed slu\u017eb\u011b.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1790698336297\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Lze ob\u011b technologie vyu\u017e\u00edt k prov\u00e1d\u011bn\u00ed plateb?<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Ano. Technologie NFC se vyu\u017e\u00edv\u00e1 u kompatibiln\u00edch bezkontaktn\u00edch platebn\u00edch karet a mobiln\u00edch pen\u011b\u017eenek, av\u0161ak b\u011b\u017en\u00fd zapisovateln\u00fd NFC tag nen\u00ed platebn\u00ed kartou a nem\u016f\u017ee se st\u00e1t platebn\u00edm prost\u0159edkem podle standardu EMV pouh\u00fdm ulo\u017een\u00edm platebn\u00edch \u00fadaj\u016f nebo URL adresy.<\/p>\n<p>Syst\u00e9my plateb pomoc\u00ed QR k\u00f3d\u016f umo\u017e\u0148uj\u00ed z\u00e1kazn\u00edk\u016fm naskenovat k\u00f3d obchodn\u00edka nebo zobrazit sv\u016fj vlastn\u00ed k\u00f3d, kter\u00fd pak obchodn\u00edk naskenuje. N\u011bkter\u00e9 z nich vy\u017eaduj\u00ed speci\u00e1ln\u00ed platebn\u00ed aplikaci pro na\u010dten\u00ed a zpracov\u00e1n\u00ed platebn\u00edch \u00fadaj\u016f.<br \/>V p\u0159\u00edpad\u011b jednoduch\u00e9ho platebn\u00edho odkazu lze pomoc\u00ed b\u011b\u017en\u00e9ho NFC \u0161t\u00edtku nebo QR k\u00f3du otev\u0159\u00edt str\u00e1nku online pokladny. Z\u00e1kazn\u00edk pot\u00e9 dokon\u010d\u00ed platbu prost\u0159ednictv\u00edm platebn\u00ed slu\u017eby dan\u00e9ho webu.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><strong>NFC \u0161t\u00edtky na m\u00edru pro v\u00e1\u0161 dal\u0161\u00ed projekt<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dop\u0159ejte z\u00e1kazn\u00edk\u016fm snadn\u00fd zp\u016fsob, jak otev\u0159\u00edt v\u00e1\u0161 obsah pomoc\u00ed vlastn\u00edch NFC \u0161t\u00edtk\u016f. Sd\u011blte n\u00e1m, kde je budete pou\u017e\u00edvat a jakou akci chcete spustit p\u0159i ka\u017ed\u00e9m klepnut\u00ed. Pom\u016f\u017eeme v\u00e1m vybrat \u0161t\u00edtek vhodn\u00fd pro v\u00e1\u0161 projekt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kontaktujte n\u00e1s, abychom mohli projednat va\u0161e po\u017eadavky a vypracovat cenovou nab\u00eddku.<\/strong><\/p>","protected":false},"excerpt":{"rendered":"<p>Typing a web address from a printed card into a phone takes more effort than following a link on a [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":16277,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"right-sidebar","site-content-layout":"","ast-site-content-layout":"normal-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-16250","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/custom-rfid-tags.com\/cs\/wp-json\/wp\/v2\/posts\/16250","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/custom-rfid-tags.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/custom-rfid-tags.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/custom-rfid-tags.com\/cs\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/custom-rfid-tags.com\/cs\/wp-json\/wp\/v2\/comments?post=16250"}],"version-history":[{"count":4,"href":"https:\/\/custom-rfid-tags.com\/cs\/wp-json\/wp\/v2\/posts\/16250\/revisions"}],"predecessor-version":[{"id":16276,"href":"https:\/\/custom-rfid-tags.com\/cs\/wp-json\/wp\/v2\/posts\/16250\/revisions\/16276"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/custom-rfid-tags.com\/cs\/wp-json\/wp\/v2\/media\/16277"}],"wp:attachment":[{"href":"https:\/\/custom-rfid-tags.com\/cs\/wp-json\/wp\/v2\/media?parent=16250"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/custom-rfid-tags.com\/cs\/wp-json\/wp\/v2\/categories?post=16250"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/custom-rfid-tags.com\/cs\/wp-json\/wp\/v2\/tags?post=16250"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}