{"id":2639,"date":"2024-05-28T05:46:24","date_gmt":"2024-05-28T05:46:24","guid":{"rendered":"https:\/\/nfc-readers.com\/?p=2639"},"modified":"2024-05-28T05:46:24","modified_gmt":"2024-05-28T05:46:24","slug":"understanding-rfid-card-readers","status":"publish","type":"post","link":"https:\/\/nfc-readers.com\/vi\/understanding-rfid-card-readers\/","title":{"rendered":"T\u00ecm hi\u1ec3u \u0111\u1ea7u \u0111\u1ecdc th\u1ebb RFID"},"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\/understanding-rfid-card-readers\/#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\/understanding-rfid-card-readers\/#Types_of_RFID_Card_Readers\" title=\"C\u00e1c lo\u1ea1i \u0111\u1ea7u \u0111\u1ecdc th\u1ebb RFID\">C\u00e1c lo\u1ea1i \u0111\u1ea7u \u0111\u1ecdc th\u1ebb RFID<\/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:\/\/nfc-readers.com\/vi\/understanding-rfid-card-readers\/#Fixed_RFID_Card_Readers\" title=\"\u0110\u1ea7u \u0111\u1ecdc th\u1ebb RFID c\u1ed1 \u0111\u1ecbnh\">\u0110\u1ea7u \u0111\u1ecdc th\u1ebb RFID c\u1ed1 \u0111\u1ecbnh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nfc-readers.com\/vi\/understanding-rfid-card-readers\/#Handheld_RFID_Card_Readers\" title=\"\u0110\u1ea7u \u0111\u1ecdc th\u1ebb RFID c\u1ea7m tay\">\u0110\u1ea7u \u0111\u1ecdc th\u1ebb RFID c\u1ea7m tay<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nfc-readers.com\/vi\/understanding-rfid-card-readers\/#Low-Frequency_RFID_Readers\" title=\"\u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 th\u1ea5p\">\u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 th\u1ea5p<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nfc-readers.com\/vi\/understanding-rfid-card-readers\/#High-Frequency_RFID_Readers\" title=\"\u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 cao\">\u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 cao<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/nfc-readers.com\/vi\/understanding-rfid-card-readers\/#Ultra-High-Frequency_RFID_Readers\" title=\"\u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 c\u1ef1c cao\">\u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 c\u1ef1c cao<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/nfc-readers.com\/vi\/understanding-rfid-card-readers\/#Conclusion\" title=\"Ph\u1ea7n k\u1ebft lu\u1eadn\">Ph\u1ea7n k\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<h2 id=\"introduction\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Introduction\"><\/span>Gi\u1edbi thi\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\"><a href=\"https:\/\/nfc-readers.com\/vi\/Wholesale\/rfid-nfc-reader\/\">\u0110\u1ea7u \u0111\u1ecdc th\u1ebb RFID<\/a>, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 thi\u1ebft b\u1ecb Nh\u1eadn d\u1ea1ng T\u1ea7n s\u1ed1 V\u00f4 tuy\u1ebfn, \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong c\u00f4ng ngh\u1ec7 nh\u1eadn d\u1ea1ng hi\u1ec7n \u0111\u1ea1i. C\u00e1c thi\u1ebft b\u1ecb n\u00e0y h\u1ee3p l\u00fd h\u00f3a quy tr\u00ecnh nh\u1eadn d\u1ea1ng v\u00e0 thu th\u1eadp d\u1eef li\u1ec7u t\u1eeb c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c trang b\u1ecb<a href=\"https:\/\/nfc-readers.com\/vi\/Wholesale\/nfc-tags\/\"> Th\u1ebb RFID<\/a>. \u0110\u00e1ng ch\u00fa \u00fd l\u00e0 ch\u00fang th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 n\u00e0y m\u00e0 kh\u00f4ng c\u1ea7n b\u1ea5t k\u1ef3 s\u1ef1 can thi\u1ec7p n\u00e0o c\u1ee7a con ng\u01b0\u1eddi. Hi\u1ec7u qu\u1ea3 c\u1ee7a ch\u00fang m\u1edf r\u1ed9ng \u0111\u1ebfn vi\u1ec7c nh\u1eadn d\u1ea1ng c\u00e1c v\u1eadt th\u1ec3 \u0111ang chuy\u1ec3n \u0111\u1ed9ng v\u00e0 x\u1eed l\u00fd nhi\u1ec1u th\u1ebb RFID c\u00f9ng l\u00fac. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n nhanh ch\u00f3ng v\u00e0 thu\u1eadn ti\u1ec7n. \u0110\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u kh\u00e1c nhau, \u0111\u1ea7u \u0111\u1ecdc th\u1ebb RFID c\u00f3 nhi\u1ec1u \u0111\u1ecbnh d\u1ea1ng kh\u00e1c nhau, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh c\u00e1c thi\u1ebft b\u1ecb c\u1ed1 \u0111\u1ecbnh v\u00e0 c\u1ea7m tay. C\u00e1c bi\u1ebfn th\u1ec3 c\u1ea7m tay \u0111a d\u1ea1ng h\u01a1n n\u1eefa th\u00e0nh c\u00e1c lo\u1ea1i t\u1ea7n s\u1ed1 kh\u00e1c nhau, bao g\u1ed3m t\u1ea7n s\u1ed1 th\u1ea5p, cao v\u00e0 c\u1ef1c cao.<\/div>\n<figure id=\"attachment_1606\" aria-describedby=\"caption-attachment-1606\" style=\"width: 440px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1606\" src=\"https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/12617-300x300.png\" alt=\"\u0110\u1ea7u \u0111\u1ecdc NFC ACR1552\" width=\"440\" height=\"440\" srcset=\"https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/12617-300x300.png 300w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/12617-1024x1024.png 1024w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/12617-150x150.png 150w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/12617-768x768.png 768w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/12617-600x600.png 600w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/12617-100x100.png 100w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/12617.png 1500w\" sizes=\"auto, (max-width: 440px) 100vw, 440px\" \/><figcaption id=\"caption-attachment-1606\" class=\"wp-caption-text\">\u0110\u1ea7u \u0111\u1ecdc NFC ACR1552<\/figcaption><\/figure>\n<h2 id=\"types-of-rfid-card-readers\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Types_of_RFID_Card_Readers\"><\/span>C\u00e1c lo\u1ea1i \u0111\u1ea7u \u0111\u1ecdc th\u1ebb RFID<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<h3 id=\"fixed-rfid-card-readers\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Fixed_RFID_Card_Readers\"><\/span>\u0110\u1ea7u \u0111\u1ecdc th\u1ebb RFID c\u1ed1 \u0111\u1ecbnh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">\u0110\u1ea7u \u0111\u1ecdc th\u1ebb RFID c\u1ed1 \u0111\u1ecbnh l\u00e0 thi\u1ebft b\u1ecb c\u1ed1 \u0111\u1ecbnh \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 l\u1eafp \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh t\u1ea1i c\u00e1c v\u1ecb tr\u00ed c\u1ee5 th\u1ec3. C\u00e1c \u0111\u1ea7u \u0111\u1ecdc n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nh\u1eefng khu v\u1ef1c c\u1ea7n gi\u00e1m s\u00e1t li\u00ean t\u1ee5c, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111i\u1ec3m v\u00e0o trong t\u00f2a nh\u00e0, qu\u1ea3n l\u00fd h\u00e0ng t\u1ed3n kho trong kho v\u00e0 d\u00e2y chuy\u1ec1n l\u1eafp r\u00e1p trong c\u00e1c c\u01a1 s\u1edf s\u1ea3n xu\u1ea5t. Ch\u00fang c\u00f3 \u0111\u1ed9 tin c\u1eady cao trong vi\u1ec7c theo d\u00f5i chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a h\u00e0ng h\u00f3a v\u00e0 con ng\u01b0\u1eddi, cung c\u1ea5p d\u1eef li\u1ec7u th\u1eddi gian th\u1ef1c v\u00e0 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt v\u00e0 hi\u1ec7u qu\u1ea3. B\u1ea3n ch\u1ea5t c\u1ed1 \u0111\u1ecbnh c\u1ee7a c\u00e1c \u0111\u1ea7u \u0111\u1ecdc n\u00e0y \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh ho\u1eb7c di d\u1eddi th\u01b0\u1eddng xuy\u00ean.<\/div>\n<p>&nbsp;<\/p>\n<h3 id=\"handheld-rfid-card-readers\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Handheld_RFID_Card_Readers\"><\/span>\u0110\u1ea7u \u0111\u1ecdc th\u1ebb RFID c\u1ea7m tay<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">\u0110\u1ea7u \u0111\u1ecdc th\u1ebb RFID c\u1ea7m tay c\u00f3 l\u1ee3i th\u1ebf v\u1ec1 t\u00ednh di \u0111\u1ed9ng, khi\u1ebfn ch\u00fang ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi t\u00ednh linh ho\u1ea1t v\u00e0 s\u1eed d\u1ee5ng khi \u0111ang di chuy\u1ec3n. C\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng n\u00e0y l\u00fd t\u01b0\u1edfng cho c\u00e1c m\u00f4i tr\u01b0\u1eddng m\u00e0 \u0111\u1ea7u \u0111\u1ecdc c\u1ed1 \u0111\u1ecbnh c\u00f3 th\u1ec3 kh\u00f4ng th\u1ef1c t\u1ebf ho\u1eb7c kh\u00f4ng kh\u1ea3 thi. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong b\u00e1n l\u1ebb \u0111\u1ec3 ki\u1ec3m tra h\u00e0ng t\u1ed3n kho, trong h\u1eadu c\u1ea7n \u0111\u1ec3 theo d\u00f5i l\u00f4 h\u00e0ng v\u00e0 trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng th\u1ef1c \u0111\u1ecba \u0111\u1ec3 qu\u1ea3n l\u00fd t\u00e0i s\u1ea3n. \u0110\u1ea7u \u0111\u1ecdc RFID c\u1ea7m tay c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng mang theo b\u00ean m\u00ecnh, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng qu\u00e9t th\u1ebb RFID \u1edf nhi\u1ec1u \u0111\u1ecba \u0111i\u1ec3m v\u00e0 \u0111i\u1ec1u ki\u1ec7n kh\u00e1c nhau, do \u0111\u00f3 c\u1ea3i thi\u1ec7n t\u00ednh linh ho\u1ea1t v\u00e0 hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng.<\/div>\n<p>&nbsp;<\/p>\n<h3 id=\"low-frequency-rfid-readers\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Low-Frequency_RFID_Readers\"><\/span>\u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 th\u1ea5p<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">\u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 th\u1ea5p (LF) ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ea7n s\u1ed1 kho\u1ea3ng 125 kHz. Ch\u00fang \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng \u0111\u1ecdc th\u1ebb qua c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 n\u01b0\u1edbc, kim lo\u1ea1i v\u00e0 m\u00f4 h\u1eefu c\u01a1, khi\u1ebfn ch\u00fang ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 nh\u01b0 theo d\u00f5i \u0111\u1ed9ng v\u1eadt v\u00e0 ki\u1ec3m so\u00e1t ra v\u00e0o. \u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 th\u1ea5p c\u00f3 ph\u1ea1m vi \u0111\u1ecdc ng\u1eafn h\u01a1n, th\u01b0\u1eddng l\u00e0 v\u00e0i cm \u0111\u1ebfn m\u1ed9t m\u00e9t, gi\u00fap t\u0103ng th\u00eam t\u00ednh b\u1ea3o m\u1eadt v\u00ec ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c c\u00e1c th\u1ebb \u1edf g\u1ea7n. D\u1ea3i t\u1ea7n s\u1ed1 n\u00e0y \u00edt b\u1ecb nhi\u1ec5u t\u1eeb c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady ngay c\u1ea3 trong m\u00f4i tr\u01b0\u1eddng \u0111\u1ea7y th\u00e1ch th\u1ee9c.<\/div>\n<p>&nbsp;<\/p>\n<h3 id=\"high-frequency-rfid-readers\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"High-Frequency_RFID_Readers\"><\/span>\u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 cao<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">\u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 cao (HF) ho\u1ea1t \u0111\u1ed9ng \u1edf kho\u1ea3ng 13,56 MHz v\u00e0 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i cho c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 h\u1ec7 th\u1ed1ng thanh to\u00e1n kh\u00f4ng ti\u1ebfp x\u00fac, th\u1ebb th\u00f4ng minh v\u00e0 theo d\u00f5i s\u00e1ch th\u01b0 vi\u1ec7n. Nh\u1eefng \u0111\u1ea7u \u0111\u1ecdc n\u00e0y c\u00f3 ph\u1ea1m vi \u0111\u1ecdc v\u1eeba ph\u1ea3i, \u0111\u1ea1t t\u1edbi kho\u1ea3ng 1 m\u00e9t. \u0110\u1ea7u \u0111\u1ecdc RFID HF \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng v\u00ec s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa ph\u1ea1m vi v\u00e0 t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u, khi\u1ebfn ch\u00fang ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng c\u1ea7n trao \u0111\u1ed5i d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3 nh\u01b0ng v\u1eabn an to\u00e0n. S\u1ef1 ph\u1ed5 bi\u1ebfn c\u1ee7a c\u00f4ng ngh\u1ec7 RFID HF \u0111\u01b0\u1ee3c th\u00fac \u0111\u1ea9y b\u1edfi t\u00ednh linh ho\u1ea1t c\u1ee7a n\u00f3 v\u00e0 s\u1ef1 s\u1eb5n c\u00f3 c\u1ee7a c\u00e1c th\u1ebb v\u00e0 \u0111\u1ea7u \u0111\u1ecdc gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng.<\/div>\n<p>&nbsp;<\/p>\n<h3 id=\"ultra-high-frequency-rfid-readers\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Ultra-High-Frequency_RFID_Readers\"><\/span>\u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 c\u1ef1c cao<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">\u0110\u1ea7u \u0111\u1ecdc RFID t\u1ea7n s\u1ed1 c\u1ef1c cao (UHF) ho\u1ea1t \u0111\u1ed9ng trong kho\u1ea3ng t\u1eeb 300 MHz \u0111\u1ebfn 3 GHz, cung c\u1ea5p ph\u1ea1m vi \u0111\u1ecdc d\u00e0i h\u01a1n \u0111\u00e1ng k\u1ec3, th\u01b0\u1eddng l\u00e0 v\u00e0i m\u00e9t. Nh\u1eefng \u0111\u1ea7u \u0111\u1ecdc n\u00e0y l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ea7n bao ph\u1ee7 c\u00e1c khu v\u1ef1c r\u1ed9ng l\u1edbn nh\u01b0 theo d\u00f5i t\u00e0i s\u1ea3n quy m\u00f4 l\u1edbn, qu\u1ea3n l\u00fd chu\u1ed7i cung \u1ee9ng v\u00e0 h\u1ec7 th\u1ed1ng ki\u1ec3m k\u00ea b\u00e1n l\u1ebb. \u0110\u1ea7u \u0111\u1ecdc RFID UHF c\u00f3 kh\u1ea3 n\u0103ng \u0111\u1ecdc nhi\u1ec1u th\u1ebb c\u00f9ng l\u00fac, \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong m\u00f4i tr\u01b0\u1eddng c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn. Tuy nhi\u00ean, ch\u00fang c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng nhi\u1ec1u h\u01a1n b\u1edfi c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng nh\u01b0 n\u01b0\u1edbc v\u00e0 kim lo\u1ea1i, \u0111\u00f2i h\u1ecfi ph\u1ea3i l\u1eadp k\u1ebf ho\u1ea1ch v\u00e0 thi\u1ebft l\u1eadp c\u1ea9n th\u1eadn \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u.<\/div>\n<p>&nbsp;<\/p>\n<h2 id=\"conclusion\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Ph\u1ea7n k\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">\u0110\u1ea7u \u0111\u1ecdc th\u1ebb RFID, v\u1edbi nhi\u1ec1u lo\u1ea1i v\u00e0 d\u1ea3i t\u1ea7n s\u1ed1 kh\u00e1c nhau, cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p m\u1ea1nh m\u1ebd cho nhi\u1ec1u nhu c\u1ea7u nh\u1eadn d\u1ea1ng v\u00e0 theo d\u00f5i. Cho d\u00f9 c\u1ed1 \u0111\u1ecbnh hay c\u1ea7m tay, c\u00e1c thi\u1ebft b\u1ecb n\u00e0y \u0111\u1ec1u h\u1ed7 tr\u1ee3 qu\u1ea3n l\u00fd v\u00e0 gi\u00e1m s\u00e1t t\u00e0i s\u1ea3n v\u00e0 quy\u1ec1n truy c\u1eadp hi\u1ec7u qu\u1ea3. B\u1eb1ng c\u00e1ch t\u1eadn d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 t\u1ea7n s\u1ed1 kh\u00e1c nhau, \u0111\u1ea7u \u0111\u1ecdc RFID c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 s\u1ef1 ti\u1ec7n l\u1ee3i t\u1ed1i \u01b0u. Khi c\u00f4ng ngh\u1ec7 ti\u1ebfn b\u1ed9, kh\u1ea3 n\u0103ng v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a \u0111\u1ea7u \u0111\u1ecdc th\u1ebb RFID s\u1ebd ti\u1ebfp t\u1ee5c m\u1edf r\u1ed9ng, th\u00fac \u0111\u1ea9y hi\u1ec7u qu\u1ea3 v\u00e0 b\u1ea3o m\u1eadt cao h\u01a1n trong nhi\u1ec1u l\u0129nh v\u1ef1c.<\/div>","protected":false},"excerpt":{"rendered":"<p>Gi\u1edbi thi\u1ec7u \u0110\u1ea7u \u0111\u1ecdc th\u1ebb RFID, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 thi\u1ebft b\u1ecb Nh\u1eadn d\u1ea1ng T\u1ea7n s\u1ed1 V\u00f4 tuy\u1ebfn, c\u00f3 vai tr\u00f2 then ch\u1ed1t trong c\u00f4ng ngh\u1ec7 nh\u1eadn d\u1ea1ng hi\u1ec7n \u0111\u1ea1i. C\u00e1c thi\u1ebft b\u1ecb n\u00e0y h\u1ee3p l\u00fd h\u00f3a qu\u00e1 tr\u00ecnh x\u00e1c \u0111\u1ecbnh v\u00e0 thu th\u1eadp d\u1eef li\u1ec7u t\u1eeb c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c trang b\u1ecb th\u1ebb RFID. \u0110i\u1ec1u \u0111\u00e1ng ch\u00fa \u00fd l\u00e0 ch\u00fang th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 n\u00e0y m\u00e0 kh\u00f4ng c\u1ea7n s\u1ef1 can thi\u1ec7p c\u1ee7a con ng\u01b0\u1eddi. Hi\u1ec7u qu\u1ea3 c\u1ee7a ch\u00fang c\u00f2n m\u1edf r\u1ed9ng \u0111\u1ebfn vi\u1ec7c nh\u1eadn d\u1ea1ng c\u00e1c v\u1eadt th\u1ec3 \u0111ang chuy\u1ec3n \u0111\u1ed9ng v\u00e0 [\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-2639","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/posts\/2639","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=2639"}],"version-history":[{"count":1,"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/posts\/2639\/revisions"}],"predecessor-version":[{"id":2640,"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/posts\/2639\/revisions\/2640"}],"wp:attachment":[{"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/media?parent=2639"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/categories?post=2639"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nfc-readers.com\/vi\/wp-json\/wp\/v2\/tags?post=2639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}