{"id":2498,"date":"2024-05-21T07:00:54","date_gmt":"2024-05-21T07:00:54","guid":{"rendered":"https:\/\/nfc-readers.com\/?p=2498"},"modified":"2024-05-21T07:00:54","modified_gmt":"2024-05-21T07:00:54","slug":"what-is-nfc-tag","status":"publish","type":"post","link":"https:\/\/nfc-readers.com\/vi\/what-is-nfc-tag\/","title":{"rendered":"Th\u1ebb NFC l\u00e0 g\u00ec?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_73 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\">M\u1ee5c l\u1ee5c<\/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=\"Chuy\u1ec3n \u0111\u1ed5i m\u1ee5c l\u1ee5c\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Chuy\u1ec3n \u0111\u1ed5i<\/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:\/\/nfc-readers.com\/vi\/what-is-nfc-tag\/#Introduction\" title=\"Gi\u1edbi thi\u1ec7u\">Gi\u1edbi thi\u1ec7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/nfc-readers.com\/vi\/what-is-nfc-tag\/#The_Core_Components_of_an_NFC_Tag\" title=\"C\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a th\u1ebb NFC\">C\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a th\u1ebb NFC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nfc-readers.com\/vi\/what-is-nfc-tag\/#Activation_and_Data_Transmission\" title=\"K\u00edch ho\u1ea1t v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u\">K\u00edch ho\u1ea1t v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nfc-readers.com\/vi\/what-is-nfc-tag\/#Diversity_in_NFC_Tag_Types\" title=\"S\u1ef1 \u0111a d\u1ea1ng trong c\u00e1c lo\u1ea1i th\u1ebb NFC\">S\u1ef1 \u0111a d\u1ea1ng trong c\u00e1c lo\u1ea1i th\u1ebb NFC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nfc-readers.com\/vi\/what-is-nfc-tag\/#Selecting_the_Right_Tag\" title=\"Ch\u1ecdn \u0111\u00fang th\u1ebb\">Ch\u1ecdn \u0111\u00fang th\u1ebb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nfc-readers.com\/vi\/what-is-nfc-tag\/#Conclusion\" title=\"Ph\u1ea7n k\u1ebft lu\u1eadn\">Ph\u1ea7n k\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"auto-hide-last-sibling-br paragraph_4183d\"><span class=\"ez-toc-section\" id=\"Introduction\"><\/span>Gi\u1edbi thi\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"auto-hide-last-sibling-br paragraph_4183d\"><br class=\"container_4d911 non-select_4d911 auto-hide_4d911\" \/>M\u1ed8T <a href=\"https:\/\/nfc-readers.com\/vi\/Wholesale\/nfc-tags\/\">Th\u1ebb NFC<\/a>, th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y d\u01b0\u1edbi d\u1ea1ng m\u1ed9t nh\u00e3n d\u00e1n nh\u1ecf c\u00f3 m\u1ed9t cu\u1ed9n d\u00e2y \u0111\u1ed3ng m\u1ecfng v\u00e0 m\u1ed9t vi m\u1ea1ch nh\u00fang, ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t kho ch\u1ee9a d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt s\u1ed1. Cu\u1ed9n d\u00e2y n\u00e0y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c l\u1ea5y n\u0103ng l\u01b0\u1ee3ng t\u1eeb \u0111\u1ea7u \u0111\u1ecdc NFC li\u1ec1n k\u1ec1 th\u00f4ng qua m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u1ea3m \u1ee9ng \u0111i\u1ec7n t\u1eeb. Khi \u0111\u1ea7u \u0111\u1ecdc NFC ti\u1ebfp c\u1eadn, th\u1ebb \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho vi\u1ec7c chuy\u1ec3n ti\u1ebfp th\u00f4ng tin t\u1eeb vi m\u1ea1ch \u0111\u1ebfn b\u1ea5t k\u1ef3 thi\u1ebft b\u1ecb n\u00e0o h\u1ed7 tr\u1ee3 c\u00f4ng ngh\u1ec7 NFC.<\/div>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-2090\" src=\"https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/H9ec4ba3142344de7bbdb3d9cad28bbdes-300x300.jpg\" alt=\"TH\u1eba NFC\" width=\"408\" height=\"408\" srcset=\"https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/H9ec4ba3142344de7bbdb3d9cad28bbdes-300x300.jpg 300w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/H9ec4ba3142344de7bbdb3d9cad28bbdes-150x150.jpg 150w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/H9ec4ba3142344de7bbdb3d9cad28bbdes-600x600.jpg 600w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/H9ec4ba3142344de7bbdb3d9cad28bbdes-100x100.jpg 100w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/H9ec4ba3142344de7bbdb3d9cad28bbdes.jpg 700w\" sizes=\"auto, (max-width: 408px) 100vw, 408px\" \/><\/p>\n<h2 class=\"auto-hide-last-sibling-br paragraph_4183d\"><span class=\"ez-toc-section\" id=\"The_Core_Components_of_an_NFC_Tag\"><\/span><strong>C\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a th\u1ebb NFC<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"auto-hide-last-sibling-br paragraph_4183d\"><br class=\"container_4d911 non-select_4d911 auto-hide_4d911\" \/>M\u1ed7i th\u1ebb NFC bao g\u1ed3m m\u1ed9t m\u1ea1ch thu nh\u1ecf bao g\u1ed3m m\u1ed9t cu\u1ed9n d\u00e2y \u0111\u1ed3ng \u0111\u1ec3 ti\u1ebfp nh\u1eadn ngu\u1ed3n \u0111i\u1ec7n v\u00e0 m\u1ed9t vi m\u1ea1ch \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u. Thi\u1ebft l\u1eadp \u0111\u1ed9c \u0111\u00e1o n\u00e0y cho ph\u00e9p th\u1ebb ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u1ea7n ngu\u1ed3n \u0111i\u1ec7n ri\u00eang, thay v\u00e0o \u0111\u00f3 d\u1ef1a v\u00e0o \u0111\u1ea7u \u0111\u1ecdc g\u1ea7n \u0111\u00f3 \u0111\u1ec3 c\u00f3 n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u0111\u1ec3 k\u00edch ho\u1ea1t v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u.<\/div>\n<p>&nbsp;<\/p>\n<h2 class=\"auto-hide-last-sibling-br paragraph_4183d\"><span class=\"ez-toc-section\" id=\"Activation_and_Data_Transmission\"><\/span><strong>K\u00edch ho\u1ea1t v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"auto-hide-last-sibling-br paragraph_4183d\"><br class=\"container_4d911 non-select_4d911 auto-hide_4d911\" \/>T\u01b0\u01a1ng t\u00e1c b\u1eaft \u0111\u1ea7u khi \u0111\u1ea7u \u0111\u1ecdc NFC ti\u1ebfp c\u1eadn th\u1ebb. Th\u00f4ng qua c\u1ea3m \u1ee9ng \u0111i\u1ec7n t\u1eeb, th\u1ebb nh\u1eadn \u0111\u01b0\u1ee3c n\u0103ng l\u01b0\u1ee3ng t\u1eeb \u0111\u1ea7u \u0111\u1ecdc, cho ph\u00e9p vi m\u1ea1ch b\u00ean trong th\u1ebb th\u1ee9c d\u1eady v\u00e0 g\u1eedi d\u1eef li\u1ec7u \u0111\u00e3 l\u01b0u tr\u1eef \u0111\u1ebfn \u0111\u1ea7u \u0111\u1ecdc, sau \u0111\u00f3 \u0111\u1ea7u \u0111\u1ecdc x\u1eed l\u00fd th\u00f4ng tin theo y\u00eau c\u1ea7u.<\/div>\n<p>&nbsp;<\/p>\n<h2 class=\"auto-hide-last-sibling-br paragraph_4183d\"><span class=\"ez-toc-section\" id=\"Diversity_in_NFC_Tag_Types\"><\/span><strong>S\u1ef1 \u0111a d\u1ea1ng trong c\u00e1c lo\u1ea1i th\u1ebb NFC<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"auto-hide-last-sibling-br paragraph_4183d\"><br class=\"container_4d911 non-select_4d911 auto-hide_4d911\" \/>Th\u1ebb NFC \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh n\u0103m lo\u1ea1i ri\u00eang bi\u1ec7t d\u1ef1a tr\u00ean dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef v\u00e0 t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u. Th\u1ebb lo\u1ea1i 1, \u0111\u01b0\u1ee3c coi l\u00e0 c\u01a1 b\u1ea3n nh\u1ea5t, cung c\u1ea5p kh\u00f4ng gian l\u01b0u tr\u1eef l\u00e0 m\u1ed9t kilobyte v\u00e0 ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u t\u01b0\u01a1ng \u0111\u1ed1i ch\u1eadm kho\u1ea3ng 100kbps. Ng\u01b0\u1ee3c l\u1ea1i, th\u1ebb lo\u1ea1i 5, lo\u1ea1i ti\u00ean ti\u1ebfn nh\u1ea5t trong ph\u1ed5, t\u1ef1 h\u00e0o c\u00f3 dung l\u01b0\u1ee3ng b\u1ed9 nh\u1edb l\u1edbn h\u01a1n l\u00ean \u0111\u1ebfn 32KB v\u00e0 cung c\u1ea5p t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u nhanh h\u01a1n 4-5 l\u1ea7n so v\u1edbi lo\u1ea1i 1.<\/div>\n<p>&nbsp;<\/p>\n<h2 class=\"auto-hide-last-sibling-br paragraph_4183d\"><span class=\"ez-toc-section\" id=\"Selecting_the_Right_Tag\"><\/span><strong>Ch\u1ecdn \u0111\u00fang th\u1ebb<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"auto-hide-last-sibling-br paragraph_4183d\"><br class=\"container_4d911 non-select_4d911 auto-hide_4d911\" \/>M\u1eb7c d\u00f9 ph\u1ea1m vi th\u1ebb NFC cung c\u1ea5p nhi\u1ec1u kh\u1ea3 n\u0103ng kh\u00e1c nhau, lo\u1ea1i 1 v\u00e0 2 ph\u1ed5 bi\u1ebfn nh\u1ea5t trong c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf. Dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef h\u1ea1n ch\u1ebf v\u00e0 t\u1ed1c \u0111\u1ed9 truy\u1ec1n khi\u00eam t\u1ed1n c\u1ee7a ch\u00fang th\u01b0\u1eddng \u0111\u1ee7 cho ph\u1ea7n l\u1edbn c\u00e1c t\u00e1c v\u1ee5 li\u00ean quan \u0111\u1ebfn NFC, \u0111\u00e1p \u1ee9ng kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u th\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c trao \u0111\u1ed5i qua c\u00e1c th\u1ebb n\u00e0y.<\/div>\n<p>&nbsp;<\/p>\n<h2 class=\"auto-hide-last-sibling-br paragraph_4183d\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Ph\u1ea7n k\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"auto-hide-last-sibling-br paragraph_4183d\"><br class=\"container_4d911 non-select_4d911 auto-hide_4d911\" \/>Th\u1ebb NFC l\u00e0 minh ch\u1ee9ng cho nh\u1eefng b\u01b0\u1edbc ti\u1ebfn \u0111\u1ed9t ph\u00e1 trong c\u00f4ng ngh\u1ec7 l\u01b0u tr\u1eef d\u1eef li\u1ec7u v\u00e0 truy\u1ec1n th\u00f4ng kh\u00f4ng d\u00e2y. Thi\u1ebft k\u1ebf \u0111\u01a1n gi\u1ea3n c\u1ee7a ch\u00fang \u1ea9n ch\u1ee9a m\u1ed9t h\u1ec7 th\u1ed1ng tinh vi c\u00f3 kh\u1ea3 n\u0103ng trao \u0111\u1ed5i th\u00f4ng tin li\u1ec1n m\u1ea1ch ch\u1ec9 v\u1edbi m\u1ed9t \u0111\u1ea7u \u0111\u1ecdc NFC g\u1ea7n \u0111\u00f3. Khi ch\u00fang ta ti\u1ebfp t\u1ee5c \u0111\u00f3n nh\u1eadn s\u1ef1 ti\u1ec7n l\u1ee3i v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00f4ng ngh\u1ec7 NFC, r\u00f5 r\u00e0ng l\u00e0 nh\u1eefng th\u1ebb nh\u1ecf b\u00e9 nh\u01b0ng m\u1ea1nh m\u1ebd n\u00e0y \u0111\u00f3ng vai tr\u00f2 kh\u00f4ng th\u1ec3 thi\u1ebfu trong th\u1eddi \u0111\u1ea1i k\u1ef9 thu\u1eadt s\u1ed1, thu h\u1eb9p kho\u1ea3ng c\u00e1ch gi\u1eefa th\u1ebf gi\u1edbi v\u1eadt l\u00fd v\u00e0 th\u1ebf gi\u1edbi k\u1ef9 thu\u1eadt s\u1ed1 trong v\u00f4 s\u1ed1 \u1ee9ng d\u1ee5ng.<\/div>","protected":false},"excerpt":{"rendered":"<p>Gi\u1edbi thi\u1ec7u Th\u1ebb NFC, th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y d\u01b0\u1edbi d\u1ea1ng m\u1ed9t nh\u00e3n d\u00e1n nh\u1ecf c\u00f3 cu\u1ed9n d\u00e2y \u0111\u1ed3ng m\u1ecfng v\u00e0 m\u1ed9t vi m\u1ea1ch nh\u00fang, ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t kho ch\u1ee9a d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt s\u1ed1. Cu\u1ed9n d\u00e2y n\u00e0y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c l\u1ea5y n\u0103ng l\u01b0\u1ee3ng t\u1eeb \u0111\u1ea7u \u0111\u1ecdc NFC li\u1ec1n k\u1ec1 th\u00f4ng qua m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u1ea3m \u1ee9ng \u0111i\u1ec7n t\u1eeb. Khi \u0111\u1ea7u \u0111\u1ecdc NFC ti\u1ebfp c\u1eadn, [\u2026]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2498","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/posts\/2498","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/comments?post=2498"}],"version-history":[{"count":1,"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/posts\/2498\/revisions"}],"predecessor-version":[{"id":2499,"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/posts\/2498\/revisions\/2499"}],"wp:attachment":[{"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/media?parent=2498"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/categories?post=2498"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/tags?post=2498"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}