{"id":314505,"date":"2024-02-04T17:19:50","date_gmt":"2024-02-04T10:19:50","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=314505"},"modified":"2024-02-04T17:19:50","modified_gmt":"2024-02-04T10:19:50","slug":"nfc-la-gi","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/nfc-la-gi\/","title":{"rendered":"NFC l\u00e0 g\u00ec? C\u00f9ng t\u00ecm hi\u1ec3u v\u00e0 kh\u00e1m ph\u00e1 nh\u1eefng t\u00ednh n\u0103ng th\u00fa v\u1ecb m\u00e0 NFC mang l\u1ea1i cho b\u1ea1n\u00a0"},"content":{"rendered":"

NCF l\u00e0 c\u00f4ng ngh\u1ec7 th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng tr\u00ean m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed. Th\u1ebf nh\u01b0ng\u00a0 NFC l\u00e0 g\u00ec v\u00e0 n\u00f3 c\u00f3 nh\u1eefng t\u00ednh n\u0103ng n\u00e0o th\u00fa v\u1ecb v\u1eabn l\u00e0 \u0111i\u1ec1u m\u00e0 r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng th\u1ef1c t\u1ebf v\u1eabn ch\u01b0a n\u1eafm \u0111\u01b0\u1ee3c. H\u00e3y c\u00f9ng Ho\u00e0ng H\u00e0 Mobile t\u00ecm hi\u1ec3u NFC l\u00e0 g\u00ec v\u00e0 kh\u00e1m ph\u00e1 c\u00e1c th\u00f4ng tin li\u00ean quan trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y.\u00a0<\/span><\/p>\n

NFC l\u00e0 g\u00ec?\u00a0<\/span><\/h2>\n

Ch\u1eafc h\u1eb3n ch\u00fang ta \u0111\u00e3 t\u1eebng nh\u00ecn th\u1ea5y \u0111\u00e2u \u0111\u00f3 d\u00f2ng ch\u1eef NFC tr\u00ean c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed. \u0110\u00e2y l\u00e0 c\u1ee5m t\u1eeb vi\u1ebft t\u1eaft c\u1ee7a Near-Field Communications. V\u1eady NFC l\u00e0 g\u00ec? Hi\u1ec3u m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, n\u00f3 l\u00e0 c\u00f4ng ngh\u1ec7 k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y t\u01b0\u01a1ng t\u1ef1 WiFi hay Bluetooth.\u00a0<\/span><\/p>\n

C\u00e1ch th\u1ee9c \u0111\u1ec3 ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n k\u1ebft n\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c l\u00e0 th\u00f4ng qua c\u1ea3m \u1ee9ng t\u1eeb tr\u01b0\u1eddng. C\u00e1c thi\u1ebft b\u1ecb ch\u1ec9 c\u1ea7n ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp th\u00f4ng qua vi\u1ec7c ch\u1ea1m v\u00e0o nhau. Ho\u1eb7c \u0111\u1eb7t g\u1ea7n trong ph\u1ea1m vi ng\u1eafn v\u1edbi kho\u1ea3ng c\u00e1ch d\u01b0\u1edbi 10cm \u0111\u1ed5 l\u1ea1i. Khi \u1ea5y, s\u00f3ng v\u00f4 tuy\u1ebfn s\u1ebd nh\u1eadn d\u1ea1ng c\u00f4ng ngh\u1ec7 NFC v\u00e0 th\u1ef1c hi\u1ec7n k\u1ebft n\u1ed1i m\u1ed9t c\u00e1ch nhanh ch\u00f3ng.<\/span><\/p>\n

\"nfc-la-gi-1\"<\/p>\n

\u00a0N\u00f3i t\u00f3m l\u1ea1i, NFC l\u00e0 m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y mang t\u1edbi nhi\u1ec1u ti\u1ec7n \u00edch cho ng\u01b0\u1eddi d\u00f9ng. M\u1eb7t kh\u00e1c c\u00f4ng ngh\u1ec7 n\u00e0y c\u00f2n h\u1ed7 tr\u1ee3 tr\u00ean c\u00e1c thi\u1ebft b\u1ecb \u0111a d\u1ea1ng, t\u1eeb smartphone cho t\u1edbi tablet, loa, tai nghe,… T\u1eeb \u0111\u00f3, vi\u1ec7c truy\u1ec1n t\u1ea3i th\u00f4ng tin hay th\u1ef1c hi\u1ec7n thanh to\u00e1n s\u1ebd tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n bao gi\u1edd h\u1ebft khi ch\u00fang ta k\u1ebft n\u1ed1i NFC.\u00a0<\/span><\/p>\n

Ngu\u1ed3n g\u1ed1c h\u00ecnh th\u00e0nh v\u00e0 ph\u00e1t tri\u1ec3n c\u1ee7a NFC<\/span><\/h2>\n

Hi\u1ec3u \u0111\u01b0\u1ee3c kh\u00e1i ni\u1ec7m NFC l\u00e0 g\u00ec, h\u1eb3n kh\u00f4ng \u00edt ng\u01b0\u1eddi t\u00f2 m\u00f2 v\u1ec1 qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y tr\u00ean th\u1ebf gi\u1edbi.<\/span>\u00a0<\/b>NFC l\u1ea7n \u0111\u1ea7u ti\u00ean xu\u1ea5t hi\u1ec7n v\u00e0o n\u0103m 1980. Ngu\u1ed3n g\u1ed1c ban \u0111\u1ea7u h\u00ecnh th\u00e0nh n\u00ean NFC l\u00e0 t\u1eeb c\u00f4ng ngh\u1ec7 RFID. Thu\u1eadt ng\u1eef ti\u1ebfng Anh \u0111\u1ea7y \u0111\u1ee7 l\u00e0 Radio Frequency Identification (t\u1ea1m dich: Nh\u1eadn d\u1ea1ng qua t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn). \u0110\u1ebfn n\u0103m 2002, th\u01b0\u01a1ng hi\u1ec7u Sony c\u1ee7a Nh\u1eadt \u0111\u00e3 b\u1eaft tay c\u00f9ng v\u1edbi m\u1ed9t c\u00f4ng ty t\u00ean Philips Semiconductors, ch\u00ednh th\u1ee9c gi\u1edbi thi\u1ec7u k\u1ef9 thu\u1eadt NFC l\u00e0 g\u00ec \u0111\u1ebfn v\u1edbi c\u00f4ng ch\u00fang. \u0110\u1ed3ng th\u1eddi, m\u1edf ra di<\/span>\u1ec5n \u0111\u00e0n NFC Forum \u0111\u1ec3 ng\u01b0\u1eddi d\u00f9ng tham gia chia s\u1ebb, s\u1eed d\u1ee5ng.\u00a0<\/span><\/p>\n

\"nfc-la-gi-2\"<\/p>\n

T\u1eeb \u0111\u00f3 cho \u0111\u1ebfn nay, c\u00f4ng ngh\u1ec7 k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y d\u1ef1a tr\u00ean c\u1ea3m \u1ee9ng t\u1eeb tr\u01b0\u1eddng n\u00e0y ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn tr\u00ean nhi\u1ec1u thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed hi\u1ec7n \u0111\u1ea1i. Near-Field Communications <\/span>ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ea7n s\u1ed1 13.56 MHz, v\u1edbi t\u1ed1c \u0111\u1ed9 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u \u0111\u1ea1t 424 Kbps v\u00e0 an to\u00e0n v\u1edbi nhi\u1ec1u thi\u1ebft b\u1ecb.<\/p>\n

NFC l\u1ea7n \u0111\u1ea7u xu\u1ea5t hi\u1ec7n tr\u00ean \u0111i\u1ec7n tho\u1ea1i v\u00e0o v\u00e0o n\u0103m 2006. Nokia ch\u00ednh l\u00e0 th\u01b0\u01a1ng hi\u1ec7u \u0111\u1ea7u ti\u00ean \u1ee9ng d\u1ee5ng n\u00f3 v\u00e0o chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i 6131 NFC. S\u1ef1 kh\u1edfi x\u01b0\u1edbng n\u00e0y \u0111\u00e3 t\u1ea1o n\u00ean m\u1ed9t tr\u00e0o l\u01b0u. C\u00e1c h\u00e3ng \u0111i\u1ec7n tho\u1ea1i kh\u00e1c h\u1ecdc h\u1ecfi Nokia, l\u1ea7n l\u01b0\u1ee3t t\u00ecm hi\u1ec3u NFC l\u00e0 g\u00ec. Sau \u0111\u00f3 \u0111em n\u00f3 \u1ee9ng d\u1ee5ng v\u00e0o c\u00e1c thi\u1ebft b\u1ecb c\u1ee7a m\u00ecnh.\u00a0<\/span><\/p>\n

Tuy nhi\u00ean, m\u00e3i \u0111\u1ebfn khi Google t\u00edch h\u1ee3p NFC v\u00e0o vi\u1ec7c thanh to\u00e1n di \u0111\u1ed9ng tr\u00ean smartphone Android v\u00e0o n\u0103m 2011. NFC m\u1edbi th\u1ef1c s\u1ef1 l\u00e0 c\u00f4ng ngh\u1ec7 \u0111\u01b0\u1ee3c ch\u00fa \u00fd v\u00e0 tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn v\u1edbi ng\u01b0\u1eddi d\u00f9ng. H\u1ea7u h\u1ebft m\u1ecdi smartphone t\u1eeb t\u1ea7m trung \u0111\u1ebfn cao c\u1ea5p c\u1ee7a c\u00e1c h\u00e3ng n\u1ed5i ti\u1ebfng \u0111\u1ec1u trang b\u1ecb Near-Field Communications.\u00a0<\/span><\/p>\n

NFC c\u00f3 tr\u00ean nh\u1eefng lo\u1ea1i thi\u1ebft b\u1ecb n\u00e0o?<\/span><\/h2>\n

C\u00f4ng ngh\u1ec7 NFC ng\u00e0y nay r\u1ea5t ph\u1ed5 bi\u1ebfn. N\u00f3 \u0111\u01b0\u1ee3c nh\u00e0 s\u1ea3n xu\u1ea5t trang b\u1ecb tr\u00ean h\u1ea7u h\u1ebft c\u00e1c s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed c\u1ea7n \u0111\u1ebfn s\u1ef1 k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y. \u0110i\u1ec3n h\u00ecnh nh\u01b0 smartphone, tablet, tai nghe true wireless,… C\u00f4ng ngh\u1ec7 n\u00e0y c\u0169ng r\u1ea5t d\u1ec5 c\u00e0i \u0111\u1eb7t, t\u01b0\u01a1ng th\u00edch v\u1edbi c\u1ea3 2 lo\u1ea1i h\u1ec7 \u0111i\u1ec1u h\u00e0nh ph\u1ed5 bi\u1ebfn hi\u1ec7n nay l\u00e0 Android v\u00e0 iOS.<\/p>\n

\"nfc-la-gi-3\"<\/p>\n

C\u00e1c \u00f4ng l\u1edbn ng\u00e0nh c\u00f4ng ngh\u1ec7 n\u1ed5i ti\u1ebfng tr\u00ean th\u1ebf gi\u1edbi hi\u1ec7n nay c\u00f3 s\u1eed d\u1ee5ng NFC bao g\u1ed3m: Google, Microsoft PayPal, Intel, Qualcomm,… Cho t\u1edbi lo\u1ea1t th\u01b0\u01a1ng hi\u1ec7u smartphone \u0111\u00ecnh \u0111\u00e1m: Samsung, LG, Nokia, HTC, Motorola,… \u0110i\u1ec1u \u0111\u00f3 \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c, nh\u1eefng thi\u1ebft b\u1ecb n\u00e0o \u0111\u01b0\u1ee3c c\u00e1c th\u01b0\u01a1ng hi\u1ec7u n\u00e0y s\u1ea3n xu\u1ea5t \u0111\u1ec1u s\u1ebd trang b\u1ecb c\u00f4ng ngh\u1ec7\u00a0 NFC.<\/p>\n

Nh\u1eefng tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 NFC l\u00e0 g\u00ec?<\/span><\/h2>\n

Ch\u1eafc h\u1eb3n \u0111\u1ecdc \u0111\u1ebfn \u0111\u00e2y, b\u1ea1n \u0111\u00e3 hi\u1ec3u \u0111\u01b0\u1ee3c thu\u1eadt ng\u1eef NFC l\u00e0 g\u00ec. \u1ede ph\u1ea7n n\u00e0y, ch\u00fang t\u00f4i s\u1ebd gi\u1edbi thi\u1ec7u m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 Near-Field Communications<\/span>. Ti\u00eau chu\u1ea9n chuy\u1ec3n \u0111\u1ed5i d\u1eef li\u1ec7u kh\u00f4ng d\u00e2y th\u1ef1c s\u1ef1 l\u00e0 m\u1ed9t ti\u1ec7n \u00edch th\u00f4ng minh v\u00e0 c\u00f3 \u00edch r\u1ea5t nhi\u1ec1u cho ng\u01b0\u1eddi d\u00f9ng. V\u00e0 t\u1ea5t nhi\u00ean, kh\u00f4ng kh\u00f3 \u0111\u1ec3 ch\u00fang ta b\u1eaft g\u1eb7p NFC trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y.<\/p>\n

Khi mu\u1ed1n k\u1ebft n\u1ed1i \u0111i\u1ec7n tho\u1ea1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c<\/span><\/h3>\n

\u0110\u00e2y l\u00e0 t\u00ednh n\u0103ng ph\u1ed5 bi\u1ebfn nh\u1ea5t m\u00e0 NFC mang l\u1ea1i cho ng\u01b0\u1eddi d\u00f9ng. Ch\u1eb3ng h\u1ea1n nh\u01b0 khi b\u1ea1n mu\u1ed1n chuy\u1ec3n \u1ea3nh, video t\u1eeb \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh sang m\u1ed9t thi\u1ebft b\u1ecb kh\u00e1c. Thay v\u00ec ph\u1ea3i b\u1eadt bluetooth tr\u00ean chi\u1ebfc smartphpone. Sau \u0111\u00f3 t\u00ecm ki\u1ebfm thi\u1ebft b\u1ecb xung quanh v\u00e0 ch\u1edd k\u1ebft n\u1ed1i l\u1ea1i v\u1edbi nhau. Th\u00ec NFC gi\u00fap cho vi\u1ec7c d\u00f2 t\u00ecm tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n h\u01a1n r\u1ea5t nhi\u1ec1u.<\/p>\n

\"nfc-la-gi-4\"<\/p>\n

N\u1ebfu c\u1ea3 2 thi\u1ebft b\u1ecb c\u00f9ng trang b\u1ecb c\u00f4ng ngh\u1ec7 n\u00e0y, ch\u00fang ta ch\u1ec9 c\u1ea7n ch\u1ea1m nh\u1eb9 \u0111i\u1ec7n tho\u1ea1i v\u1edbi loa ho\u1eb7c tivi, m\u00e1y t\u00ednh,… vi\u1ec7c k\u1ebft n\u1ed1i s\u1ebd \u0111\u01b0\u1ee3c t\u1ef1 th\u1ef1c hi\u1ec7n. Sau \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 tho\u1ea3i m\u00e1i trao \u0111\u1ed5i gi\u1eef li\u1ec7u qua l\u1ea1i m\u1ed9t c\u00e1ch nhanh ch\u00f3ng, d\u1ec5 d\u00e0ng.<\/p>\n

H\u1ed7 tr\u1ee3 thanh to\u00e1n di \u0111\u1ed9ng<\/span><\/h3>\n

Khi \u0111\u01b0\u1ee3c h\u1ecfi NFC l\u00e0 g\u00ec, c\u00f3 c\u00f4ng d\u1ee5ng ra sao th\u00ec kh\u00f4ng th\u1ec3 kh\u00f4ng k\u1ec3 \u0111\u1ebfn ch\u1ee9c n\u0103ng thanh to\u00e1n \u0111i\u1ec7n t\u1eed. K\u1ec3 t\u1eeb khi \u1ee9ng d\u1ee5ng n\u00e0y ra \u0111\u1eddi, vi\u1ec7c thanh to\u00e1n di \u0111\u1ed9ng tr\u1edf b\u00ean \u0111\u01a1n gi\u1ea3n h\u01a1n bao gi\u1edd h\u1ebft. Tuy n\u00f3 v\u1eabn ch\u01b0a qu\u00e1 ph\u1ed5 bi\u1ebfn nhi\u1ec1u \u1edf Vi\u1ec7t Nam. Th\u1ebf nh\u01b0ng t\u1ea1i m\u1ed9t s\u1ed1 n\u01b0\u1edbc ph\u00e1t tri\u1ec3n nh\u01b0 M\u1ef9 hay Trung Qu\u1ed1c \u0111\u00e3 t\u00edch h\u1ee3p c\u00f4ng ngh\u1ec7 NFC t\u1eeb l\u00e2u.<\/p>\n

\"nfc-la-gi-5\"<\/p>\n

Top 3 \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t th\u1ebf gi\u1edbi hi\u1ec7n nay c\u00f3 NFC \u0111\u1ec3 h\u1ed7 tr\u1ee3 thanh to\u00e1n qua \u0111i\u1ec7n tho\u1ea1i nhanh ch\u00f3ng \u0111\u00f3 l\u00e0 Apple Pay, Google Pay v\u00e0 Samsung Pay. Vi\u1ec7c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 c\u1ea7n l\u00e0 k\u00edch ho\u1ea1t t\u00e0i kho\u1ea3n tr\u00ean smartphone. Sau \u0111\u00f3, ch\u00fang ta s\u1ebd ch\u1eb3ng c\u1ea7n ph\u1ea3i c\u1ea7m theo v\u00ed ti\u1ec1n hay th\u1ebb b\u00ean m\u00ecnh n\u1eefa. M\u1ecdi vi\u1ec7c thanh to\u00e1n \u0111\u1ec1u th\u1ef1c hi\u1ec7n th\u00e0nh c\u00f4ng ch\u1ec9 sau m\u1ed9t c\u00fa ch\u1ea1m nh\u1eb9 \u0111i\u1ec7n tho\u1ea1i.\u00a0<\/span><\/p>\n

Ch\u00eca kh\u00f3a \u0111i\u1ec7n t\u1eed<\/span><\/h3>\n

NFC c\u00f2n \u0111\u01b0\u1ee3c nhi\u1ec1u th\u01b0\u01a1ng hi\u1ec7u s\u1eed d\u1ee5ng v\u00e0o vi\u1ec7c l\u00e0m \u1ed5 kh\u00f3a \u0111i\u1ec7n t\u1eed th\u00f4ng minh c\u1ee7a nhi\u1ec1u c\u0103n h\u1ed9, chung c\u01b0 hi\u1ec7n nay. V\u1edbi c\u00f4ng ngh\u1ec7 n\u00e0y, c\u00e1c gia \u0111\u00ecnh kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng ch\u00eca kho\u00e1 th\u00f4ng th\u01b0\u1eddng gi\u1ed1ng tr\u01b0\u1edbc kia n\u1eefa. Thay v\u00e0o \u0111\u00f3, ng\u01b0\u1eddi d\u00f9ng s\u1ebd c\u00e0i \u0111\u1eb7t Near-Field Communications tr\u00ean \u0111i\u1ec7n tho\u1ea1i. Th\u00f4ng qua giao ti\u1ebfp tr\u01b0\u1eddng g\u1ea7n, m\u1ed7i khi \u0111i ra ho\u1eb7c v\u00e0o, b\u1ea1n ch\u1ec9 c\u1ea7n \u0111\u00f3ng m\u1edf c\u1eeda ch\u1ec9 c\u1ea7n gi\u01a1 thi\u1ebft b\u1ecb g\u1ea7n \u1ed5 kho\u00e1 l\u00e0 xong. C\u1eeda s\u1ebd t\u1ef1 \u0111\u1ed9ng th\u1ef1c hi\u1ec7n thay cho ch\u00eca kho\u00e1.\u00a0<\/span><\/p>\n

\"nfc-la-gi-6\"<\/p>\n

Khi di chuy\u1ec3n b\u1eb1ng giao th\u00f4ng c\u00f4ng c\u1ed9ng<\/span><\/h3>\n

T\u1ea1i m\u1ed9t s\u1ed1 qu\u1ed1c gia nh\u01b0 M\u1ef9, Nh\u1eadt B\u1ea3n, H\u00e0n Qu\u1ed1c,… m\u1ecdi ng\u01b0\u1eddi r\u1ea5t hay s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n c\u00f4ng c\u1ed9ng \u0111\u1ec3 di chuy\u1ec3n. Do \u0111\u00f3, t\u1ea1i c\u00e1c tr\u1ea1m d\u1eebng \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p c\u00f4ng ngh\u1ec7 NFC, h\u1ed7 tr\u1ee3 t\u1ed1i \u01b0u trong vi\u1ec7c b\u00e1n v\u00e9. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 tr\u1ef1c ti\u1ebfp thanh to\u00e1n ti\u1ec1n v\u00e9 ch\u1ec9 sau 1 c\u00fa ch\u1ea1m thi\u1ebft b\u1ecb tr\u00ean t\u00e0u \u0111i\u1ec7n, xe bus,… T\u1eeb \u0111\u00f3 ti\u1ebft ki\u1ec7m r\u1ea5t nhi\u1ec1u th\u1eddi gian, giao d\u1ecbch l\u1ea1i r\u1ea5t nhanh ch\u00f3ng.<\/p>\n

\"nfc-la-gi-7\"<\/p>\n

Qu\u1eb9t th\u1ebb t\u00edch \u0111i\u1ec3m<\/span><\/h3>\n

T\u01b0\u01a1ng t\u1ef1 vi\u1ec7c t\u00edch h\u1ee3p th\u1ebb \u0111\u1ec3 thanh to\u00e1n di \u0111\u1ed9ng, vi\u1ec7c qu\u1eb9t th\u1ebb t\u00edch \u0111i\u1ec3m gi\u1edd \u0111\u00e2y c\u0169ng tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n v\u1edbi NFC l\u00e0 g\u00ec. C\u00f4ng ngh\u1ec7 n\u00e0y cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng k\u1ebft n\u1ed1i v\u1edbi m\u1ecdi thi\u1ebft b\u1ecb kh\u00e1c m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i c\u1ea7m c\u1ea7m theo nhi\u1ec1u th\u1ebb c\u1ee9ng. \u0110\u1ed3ng th\u1eddi h\u1ea1n ch\u1ebf t\u00ecnh b\u1ecf qu\u00ean ho\u1eb7c r\u01a1i m\u1ea5t c\u00e1c lo\u1ea1i th\u1ebb c\u00e1 nh\u00e2n quan tr\u1ecdng.<\/p>\n

\"nfc-la-gi-8\"<\/p>\n

S\u1eed d\u1ee5ng trong ng\u00e0nh h\u00e0ng kh\u00f4ng\u00a0<\/span><\/h3>\n

\u00cdt ai bi\u1ebft r\u1eb1ng, Near-Field Communications <\/span>\u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng cho ng\u00e0nh h\u00e0ng kh\u00f4ng t\u1ea1i Nh\u1eadt B\u1ea3n. Du kh\u00e1ch n\u1ed9i \u0111\u1ecba v\u00e0 qu\u1ed1c t\u1ebf khi \u0111\u1ebfn \u0111\u1ea5t n\u01b0\u1edbc n\u00e0y du l\u1ecbch c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng smartphone h\u1ed7 tr\u1ee3 NFC \u0111\u1ec3 qu\u00e9t th\u00f4ng tin c\u00e1 nh\u00e2n tr\u01b0\u1edbc khi \u0111i qua c\u1eeda so\u00e1t v\u00e9. Thay v\u00ec ph\u1ea3i x\u1ebfp h\u00e0ng ch\u1edd l\u1ea5y v\u00e9 v\u00e0 \u0111\u1ee3i nh\u00e2n vi\u00ean s\u00e2n bay ki\u1ec3m tra theo ki\u1ec3u truy\u1ec1n th\u1ed1ng. L\u1ee3i \u00edch m\u00e0 vi\u1ec7c n\u00e0y \u0111em l\u1ea1i ch\u00ednh l\u00e0 r\u00fat ng\u1eafn th\u1eddi gian ch\u1edd \u0111\u1ee3i khi \u0111i m\u00e1y bay.<\/p>\n

C\u00f4ng d\u1ee5ng c\u1ee7a NFC l\u00e0 g\u00ec?<\/span><\/h2>\n

T\u00e1c d\u1ee5ng c\u1ee7a NFC l\u00e0 g\u00ec m\u00e0 c\u00e1c h\u00e3ng \u0111i\u1ec7n t\u1eed quan t\u00e2m v\u00e0 trang b\u1ecb l\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng do h\u1ecd s\u1ea3n xu\u1ea5t? Nh\u01b0 gi\u1ea3i th\u00edch \u1edf ph\u1ea7n kh\u00e1i ni\u1ec7m, \u0111\u00e2y l\u00e0 c\u00f4ng ngh\u1ec7 k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y v\u00f4 c\u00f9ng ti\u1ec7n l\u1ee3i. N\u00f3 cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c d\u1ec5 d\u00e0ng v\u00e0 ti\u1ec7n d\u1ee5ng h\u01a1n. Do \u0111\u00f3, n\u1ebfu \u0111i\u1ec7n tho\u1ea1i hay m\u00e1y t\u00ednh b\u1ea3ng, tai nghe c\u1ee7a b\u1ea1n c\u00f3 trang b\u1ecb NFC, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ea1m ho\u1eb7c \u0111\u1ec3 g\u1ea7n ch\u00fang l\u1ea1i v\u1edbi nhau. Sau \u0111\u00f3 truy\u1ec1n \u0111i m\u1ecdi th\u00f4ng tin m\u1ed9t c\u00e1ch nhanh ch\u00f3ng. Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eef li\u1ec7u ch\u1ec9 gi\u1edbi h\u1ea1n trong ph\u1ea1m vi d\u01b0\u1edbi 10cm n\u00ean v\u00f4 c\u00f9ng an to\u00e0n.<\/p>\n

\"nfc-la-gi-9\"<\/p>\n

B\u00ean c\u1ea1nh \u0111\u00f3, \u1edf c\u00e1c n\u01b0\u1edbc ph\u01b0\u01a1ng T\u00e2y, c\u00f4ng ngh\u1ec7 NFC c\u00f2n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng v\u00e0o m\u1ed9t s\u1ed1 lo\u1ea1i ti\u1ec7n \u00edch kh\u00e1c. Ch\u1eb3ng h\u1ea1n nh\u01b0 thanh to\u00e1n th\u1ebb tr\u1ef1c tuy\u1ebfn, qu\u1eb9t th\u1ebb t\u00edch \u0111i\u1ec3m,… Ph\u00f9 h\u1ee3p v\u1edbi r\u1ea5t nhi\u1ec1u lo\u1ea1i d\u1ecbch v\u1ee5 \u0111a d\u1ea1ng. C\u00f9ng t\u00ecm hi\u1ec3u nh\u00e9!<\/p>\n

K\u1ebft n\u1ed1i li\u1ec1n m\u1ea1ch v\u00e0 thu\u1eadn ti\u1ec7n <\/span><\/h3>\n

V\u1edbi vi\u1ec7c ch\u1ea1m nh\u1eb9 ho\u1eb7c \u0111\u1ec3 g\u1ea7n s\u00e1t l\u00e0 c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1ed9ng k\u1ebft n\u1ed1i. \u0110\u00e2y ch\u00ednh l\u00e0 \u01b0u \u0111i\u1ec3m n\u1ed5i tr\u1ed9i c\u1ee7a c\u00f4ng ngh\u1ec7 NFC mang \u0111\u1ebfn cho ng\u01b0\u1eddi d\u00f9ng. C\u00e1ch l\u00e0m n\u00e0y d\u1ec5 d\u00e0ng h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi vi\u1ec7c gh\u00e9p n\u1ed1i th\u1ee7 c\u00f4ng b\u1eb1ng tay. T\u1eeb \u0111\u00f3 vi\u1ec7c trao \u0111\u1ed5i d\u1eef li\u1ec7u, chia s\u1ebb th\u00f4ng tin di\u1ec5n ra m\u1ed9t c\u00e1ch li\u1ec1n m\u1ea1ch h\u01a1n. N\u1ebfu c\u00f3 ai ch\u01b0a bi\u1ebft NFC l\u00e0 g\u00ec th\u00ec b\u1ea1n h\u00e3y ph\u1ed5 c\u1eadp c\u00f4ng d\u1ee5ng n\u00e0y cho h\u1ecd bi\u1ebft ngay. \u0110\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh tr\u1ea3i nghi\u1ec7m thi\u1ebft b\u1ecb s\u1ed1 s\u1ebd \u0111\u01b0\u1ee3c n\u00e2ng cao h\u01a1n r\u1ea5t nhi\u1ec1u.<\/p>\n

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Kh\u00f4ng c\u1ea7n ti\u1ebfp x\u00fac v\u1eabn c\u00f3 th\u1ec3 giao d\u1ecbch v\u00e0 thanh to\u00e1n\u00a0<\/span><\/h3>\n

Vi\u1ec7c h\u1ed7 tr\u1ee3 thanh to\u00e1n di \u0111\u1ed9ng m\u00e0 NFC mang l\u1ea1i \u0111\u00e3 gi\u00fap cho m\u1ecdi giao d\u1ecbch tr\u1edf n\u00ean thu\u1eadn ti\u1ec7n v\u00e0 nhanh ch\u00f3ng h\u01a1n. Qu\u00e1 tr\u00ecnh ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n thanh to\u00e1n c\u0169ng \u00edt g\u1eb7p ph\u1ea3i r\u1ee7i ro. Ch\u1ee9c n\u0103ng n\u00e0y l\u00fd gi\u1ea3i cho vi\u1ec7c t\u1ea1i sao ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u th\u01b0\u01a1ng hi\u1ec7u \u1ee9ng d\u1ee5ng Near-Field Communications tr\u00ean thi\u1ebft b\u1ecb. \u0110\u00f4i khi n\u00f3 h\u1ed7 tr\u1ee3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 th\u01b0\u01a1ng m\u1ea1i ho\u1eb7c t\u00e0i ch\u00ednh c\u1ef1c t\u1ed1t m\u00e0 kh\u00f4ng b\u1eaft bu\u1ed9c ph\u1ea3i c\u00f3 s\u1ef1 ti\u1ebfp x\u00fac gi\u1eefa ng\u01b0\u1eddi v\u1edbi ng\u01b0\u1eddi.\u00a0<\/span><\/p>\n

\"nfc-la-gi-10\"<\/p>\n

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T\u00ednh linh ho\u1ea1t cao v\u00e0 t\u01b0\u01a1ng th\u00edch t\u1ed1t<\/span><\/h3>\n

Khi t\u00ecm hi\u1ec3u NFC l\u00e0 g\u00ec, m\u1ecdi ng\u01b0\u1eddi s\u1ebd bi\u1ebft r\u1eb1ng n\u00f3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p tr\u00ean r\u1ea5t nhi\u1ec1u thi\u1ebft b\u1ecb th\u00f4ng minh. \u0110\u1ed9 t\u01b0\u01a1ng th\u00edch r\u1ea5t \u0111a d\u1ea1ng, h\u1ed7 tr\u1ee3 tr\u00ean c\u1ea3 smartphone, m\u00e1y t\u00ednh b\u1ea3ng cho t\u1edbi thi\u1ebft b\u1ecb \u0111eo ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c. \u0110\u1ed3ng th\u1eddi NFC c\u00f2n \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng v\u00e0o r\u1ea5t nhi\u1ec1u ng\u00e0nh ngh\u1ec1 kh\u00e1c nhau.<\/p>\n

T\u1ea5t c\u1ea3 ho\u1ea1t \u0111\u1ed9ng th\u00f4ng qua giao ti\u1ebfp tr\u01b0\u1eddng g\u1ea7n. V\u00ec th\u1ebf, c\u00f4ng ngh\u1ec7 n\u00e0y \u0111\u01b0\u1ee3c gi\u1edbi chuy\u00ean m\u00f4n \u0111\u00e1nh gi\u00e1 l\u00e0 mang t\u00ednh linh ho\u1ea1t cao. Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c \u00edt g\u1eb7p l\u1ed7i. Ng\u01b0\u1eddi d\u00f9ng ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 y\u00ean t\u00e2m s\u1eed d\u1ee5ng trong nhi\u1ec1u t\u00ecnh hu\u1ed1ng kh\u00e1c nhau.<\/p>\n

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B\u1ea3o m\u1eadt cao<\/span><\/h3>\n

\u01afu \u0111i\u1ec3m n\u1ed5i b\u1eadt cu\u1ed1i c\u00f9ng c\u1ee7a c\u00f4ng ngh\u1ec7 NFC ch\u00ednh l\u00e0 t\u00ednh b\u1ea3o m\u1eadt cao. Nh\u1ea5t l\u00e0 trong qu\u00e1 tr\u00ecnh giao d\u1ecbch. Ch\u1ec9 c\u00f3 b\u1ea1n l\u00e0 ch\u1ee7 nh\u00e2n thi\u1ebft b\u1ecb m\u1edbi c\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh k\u1ebft n\u1ed1i ch\u00fang v\u00e0 thanh to\u00e1n. Vi\u1ec7c l\u1ed9 th\u00f4ng tin th\u1ebb l\u00e0 g\u1ea7n nh\u01b0 kh\u00f4ng x\u1ea3y ra trong tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng NFC. B\u00ean c\u1ea1nh \u0111\u00f3, m\u00e1y c\u0169ng c\u00f3 th\u00eam nhi\u1ec1u l\u1edbp b\u1ea3o m\u1eadt kh\u00e1c v\u00f4 c\u00f9ng an to\u00e0n. H\u1ea1n ch\u1ebf t\u00ecnh tr\u1ea1ng k\u1ebb gian x\u00e2m nh\u1eadp v\u00e0 s\u1eed d\u1ee5ng tr\u00e1i ph\u00e9p.<\/p>\n

\"nfc-la-gi-11\"<\/p>\n<\/div>\n<\/section>\n<\/div>\n<\/section>\n<\/div>\n<\/section>\n

H\u01b0\u1edbng d\u1eabn c\u00e1ch s\u1eed d\u1ee5ng NFC tr\u00ean \u0111i\u1ec7n tho\u1ea1i\u00a0<\/span><\/h2>\n

Sau khi t\u00ecm hi\u1ec3u NFC l\u00e0 g\u00ec c\u0169ng nh\u01b0 lo\u1ea1t t\u00ednh n\u0103ng th\u00fa v\u1ecb m\u00e0 c\u00f4ng ngh\u1ec7 n\u00e0y \u0111em l\u1ea1i. C\u00e2u h\u1ecfi \u0111\u1eb7t ra l\u00e0 l\u00e0m c\u00e1ch n\u00e0o \u0111\u1ec3 s\u1eed d\u1ee5ng NFC tr\u00ean \u0111i\u1ec7n tho\u1ea1i. Th\u1ef1c t\u1ebf, NFC c\u0169ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 Bluetooth ho\u1eb7c WiFi v\u1eady. Ti\u00eau chu\u1ea9n chuy\u1ec3n \u0111\u1ed5i d\u1eef li\u1ec7u kh\u00f4ng d\u00e2y n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t s\u1eb5n tr\u00ean m\u00e1y. Tuy nhi\u00ean, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n ph\u1ea3i k\u00edch ho\u1ea1t n\u00f3 l\u00ean th\u00ec m\u1edbi c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c.\u00a0 N\u1ebfu b\u1ea1n ch\u01b0a bi\u1ebft c\u00e1ch s\u1eed d\u1ee5ng NFC tr\u00ean \u0111i\u1ec7n tho\u1ea1i th\u00ec h\u00e3y tham kh\u1ea3o c\u00e1ch b\u1eadt, t\u1eaft d\u01b0\u1edbi \u0111\u00e2y.\u00a0<\/span><\/p>\n

C\u00e1ch b\u1eadt, t\u1eaft NFC tr\u00ean \u0111i\u1ec7n tho\u1ea1i Android\u00a0<\/span><\/h3>\n

D\u00f9 h\u1ed7 tr\u1ee3 tr\u00ean c\u1ea3 2 h\u1ec7 \u0111i\u1ec1u h\u00e0nh Android v\u00e0 iOS. Th\u1ebf nh\u01b0ng tr\u00ean th\u1ef1c t\u1ebf, ng\u01b0\u1eddi d\u00f9ng s\u1ebd th\u01b0\u1eddng th\u1ea5y t\u00ednh n\u0103ng NFC tr\u00ean c\u00e1c thi\u1ebft b\u1ecb ch\u1ea1y Android l\u00e0 ch\u1ee7 y\u1ebfu. \u0110i\u1ec3n h\u00ecnh l\u00e0 c\u00e1c th\u01b0\u01a1ng hi\u1ec7u Samsung, Xiaomi, OPPO hay Sony,… \u0110i\u1ec3m chung l\u00e0 c\u00e1ch b\u1eadt Near-Field Communications \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n kh\u00e1 gi\u1ed1ng nhau.\u00a0<\/span><\/p>\n

B\u01b0\u1edbc 1: V\u00e0o m\u00e0n h\u00ecnh ch\u00ednh \u0111i\u1ec7n tho\u1ea1i > Ch\u1ecdn m\u1ee5c C\u00e0i \u0110\u1eb7t.<\/p>\n

B\u01b0\u1edbc 2:\u00a0 Nh\u1ea5n v\u00e0o m\u1ee5c Th\u00eam > T\u00ecm ki\u1ebfm danh m\u1ee5c NFC<\/p>\n

B\u01b0\u1edbc 3: G\u1ea1t n\u00fat b\u1eadt t\u1eeb tr\u00e1i qua ph\u1ea3i \u0111\u1ec3 k\u00edch ho\u1ea1t ch\u1ebf \u0111\u1ed9 cho ph\u00e9p trao \u0111\u1ed5i d\u1eef li\u1ec7u khi \u0111i\u1ec7n tho\u1ea1i ch\u1ea1 m v\u00e0o thi\u1ebft b\u1ecb kh\u00e1c.<\/p>\n

Ngo\u00e0i ra, \u1edf m\u1ed9t s\u1ed1 d\u00f2ng m\u00e1y, t\u00ednh n\u0103ng NFC \u0111\u00e3 c\u00f3 s\u1eb5n \u1edf thanh ti\u1ec7n \u00edch c\u00f9ng v\u1edbi WiFi, Bluetooth,… B\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m tra v\u00e0 b\u1eadt nhanh n\u00f3 th\u00f4ng qua thao t\u00e1c vu\u1ed1t m\u00e0n h\u00ecnh theo chi\u1ec1u t\u1eeb tr\u00ean xu\u1ed1ng.<\/p>\n

\"nfc-la-gi-12\"<\/p>\n

Khi n\u00e0o b\u1ea1n kh\u00f4ng mu\u1ed1n d\u00f9ng t\u1edbi NFC n\u1eefa th\u00ec ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 t\u1eaft n\u00f3 \u0111i. Thao t\u00e1c y h\u1ec7t c\u00e1ch b\u1eadt. Ch\u1ec9 kh\u00e1c l\u00e0 ch\u00fang ta s\u1ebd g\u1ea1t n\u00fat k\u00edch ho\u1ea1t v\u1ec1 tr\u1ea1ng th\u00e1i t\u1eaft \u0111\u1ec3 t\u00ednh n\u0103ng n\u00e0y t\u1ea1m th\u1eddi b\u1ecb v\u00f4 hi\u1ec7u qu\u00e1 tr\u00ean thi\u1ebft b\u1ecb.<\/p>\n

C\u00e1ch ki\u1ec3m tra \u0111i\u1ec7n tho\u1ea1i c\u00f3 h\u1ed7 tr\u1ee3\u00a0<\/span>NFC hay kh\u00f4ng\u00a0<\/span><\/h3>\n

Nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng bi\u1ebft NFC l\u00e0 g\u00ec v\u00ec \u0111i\u1ec7n tho\u1ea1i c\u1ee7a h\u1ecd v\u1ed1n kh\u00f4ng h\u1ed7 tr\u1ee3 c\u00f4ng ngh\u1ec7 n\u00e0y. C\u00f3 th\u1ec3 l\u00e0 do smartphone l\u00e0 thi\u1ebft b\u1ecb \u0111\u1eddi th\u1ea5p, ho\u1eb7c ch\u01b0a \u0111\u01b0\u1ee3c nh\u00e0 s\u1ea3n xu\u1ea5t c\u1eadp nh\u1eadt t\u00ednh n\u0103ng n\u00e0y. B\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 ki\u1ec3m tra xem smartphone c\u1ee7a m\u00ecnh c\u00f3 h\u1ed7 tr\u1ee3 NFC hay kh\u00f4ng.<\/p>\n

\"nfc-la-gi-13\"<\/p>\n

C\u00e1ch l\u00e0m r\u1ea5t \u0111\u01a1n gi\u1ea3n. \u0110\u1ea7u ti\u00ean v\u00e0o ph\u1ea7n C\u00e0i \u0111\u1eb7t c\u1ee7a \u0111i\u1ec7n tho\u1ea1i. N\u1ebfu kh\u00f4ng t\u00ecm ki\u1ebfm \u0111\u01b0\u1ee3c danh m\u1ee5c NFC v\u00e0 thanh to\u00e1n ho\u1eb7c bi\u1ec3u t\u01b0\u1ee3ng tr\u00ean thanh c\u00f4ng c\u1ee5 nhanh. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 \u0111i\u1ec7n tho\u1ea1i c\u1ee7a b\u1ea1n kh\u00f4ng c\u00f3 t\u00ednh n\u0103ng n\u00e0y<\/p>\n

C\u00e1ch b\u1eadt NFC tr\u00ean iPhone<\/span><\/h3>\n

T\u1eeb \u0111\u1eddi iPhone X tr\u1edf \u0111i, Apple \u0111\u00e3 t\u00edch h\u1ee3p s\u1eb5n t\u00ednh n\u0103ng NFC \u1edf trong m\u1ee5c ph\u00edm t\u1eaft. C\u00e1ch k\u00edch ho\u1ea1t n\u00f3 nh\u01b0 sau<\/p>\n

B\u01b0\u1edbc 1: Truy c\u1eadp v\u00e0o m\u1ee5c Ph\u00edm t\u1eaft tr\u00ean iPhone<\/p>\n

B\u01b0\u1edbc 2: Ch\u1ecdn t\u1ef1 \u0111\u1ed9ng h\u00f3a > truy c\u1eadp v\u00e0o m\u1ee5c T\u1ea1o m\u1ee5c t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00e1 nh\u00e2n<\/p>\n

B\u01b0\u1edbc 3: Nh\u1ea5n v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng 3 s\u00f3ng ghi NFC > Qu\u00e9t th\u1ebb NFC.<\/p>\n

B\u01b0\u1edbc 4: Cu\u1ed1i c\u00f9ng ch\u1ec9 c\u1ea7n gi\u1eef thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n g\u1ea7n th\u1ebb NFC l\u00e0 c\u00f3 th\u1ec3 s\u1eb5n s\u00e0ng qu\u00e9t v\u00e0 thanh to\u00e1n t\u1ef1 \u0111\u1ed9ng l\u00e0 xong.<\/p>\n

\"nfc-la-gi-14\"<\/p>\n

L\u01b0u \u00fd khi s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 NFC<\/span><\/h2>\n

Kh\u00f4ng th\u1ec3 ph\u1ee7 nh\u1eadn s\u1ef1 ti\u1ec7n \u00edch m\u00e0 Near-Field Communications mang l\u1ea1i. D\u01b0\u1edbi \u0111\u00e2y s\u1ebd l\u00e0 t\u1ed5ng h\u1ee3p m\u1ed9t s\u1ed1 \u0111i\u1ec1u c\u1ea7n ch\u00fa \u00fd khi s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 n\u00e0y d\u00e0nh cho nh\u1eefng ai v\u1eabn ch\u01b0a hi\u1ec3u r\u00f5 NFC l\u00e0 g\u00ec.<\/span><\/p>\n

D\u00f9 c\u00f3 ch\u1ee9c n\u0103ng chuy\u1ec3n d\u1eef li\u1ec7u th\u00f4ng qua \u0111\u01b0\u1eddng truy\u1ec1n kh\u00f4ng d\u00e2y t\u01b0\u01a1ng t\u1ef1 Bluetooth. Th\u1ebf nh\u01b0ng, NFC s\u1ebd kh\u00f4ng c\u00f3 t\u1ed1c \u0111\u1ed9 nhanh b\u1eb1ng Bluetooth. \u0110\u00e2y l\u00e0 \u0111i\u1ec1u c\u1ea7n l\u01b0u \u00fd v\u00ec r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi b\u1ecb l\u1ea7m t\u01b0\u1edfng c\u1ea3 2 gi\u1ed1ng nhau. NFC ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng s\u00f3ng v\u00f4 tuy\u1ebfn t\u1ea7n s\u1ed1 13,56 MHz \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u. T\u1ed1c \u0111\u1ed9 th\u1ea5p kho\u1ea3ng 424Kbps. Do \u0111\u00f3, ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 n\u00ean s\u1eed d\u1ee5ng t\u00ednh n\u0103ng n\u00e0y khi mu\u1ed1n thao t\u00e1c d\u1eef li\u1ec7u t\u1eeb thi\u1ebft b\u1ecb n\u00e0y qua thi\u1ebft b\u1ecb kh\u00e1c nhanh h\u01a1n. C\u00f2n n\u1ebfu chuy\u1ec3n v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn th\u00ec v\u1eabn n\u00ean \u01b0u ti\u00ean s\u1eed d\u1ee5ng Bluetooth \u0111\u1ec3 t\u1ed1c \u0111\u1ed9 t\u1ed1i \u01b0u nh\u1ea5t.\u00a0<\/span><\/p>\n

\"nfc-la-gi-15\"<\/p>\n

Kho\u1ea3ng c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a NFC r\u1ea5t ng\u1eafn. Ch\u1ec9 trong kho\u1ea3ng 4 \u0111\u1ebfn 10 cm. N\u1ebfu c\u00e1c thi\u1ebft b\u1ecb \u0111\u1ec3 xa nhau h\u01a1n n\u1eefa th\u00ec s\u1ebd kh\u00f3 nh\u1eadn di\u1ec7n v\u00e0 k\u1ebft n\u1ed1i. Do \u0111\u00f3, n\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 NFC th\u00ec h\u00e3y lu\u00f4n ch\u1ee7 \u0111\u1ed9ng \u0111\u1ec3 smartphone c\u1ee7a m\u00ecnh g\u1ea7n c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c.<\/p>\n

So v\u1edbi Bluetooth, NFC s\u1ebd g\u1eb7p h\u1ea1n ch\u1ebf h\u01a1n v\u1ec1 kho\u1ea3ng c\u00e1ch, t\u1ed1c \u0111\u1ed9. Tuy nhi\u00ean \u0111\u1ed5i l\u1ea1i l\u00e0 t\u00ednh n\u0103ng h\u1eefu d\u1ee5ng c\u00f9ng \u0111\u1ed9 b\u1ea3o m\u1eadt cao. \u0110\u1ed3ng th\u1eddi ti\u1ebft ki\u1ec7m th\u1eddi gian ch\u1ec9 th\u00f4ng qua m\u1ed9t c\u00e1i ch\u1ea1m nh\u1eb9 m\u00e0 kh\u00f4ng c\u1ea7n c\u00e0i \u0111\u1eb7t c\u1ea7u k\u1ef3. Do \u0111\u00f3, \u0111\u00e2y v\u1eabn l\u00e0 m\u1ed9t t\u00ednh n\u0103ng \u0111\u00e1ng \u0111\u1ec3 ng\u01b0\u1eddi d\u00f9ng tr\u1ea3i nghi\u1ec7m trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p.<\/p>\n

M\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi kh\u00e1c li\u00ean quan \u0111\u1ebfn c\u00f4ng ngh\u1ec7 NFC\u00a0<\/span><\/h2>\n

Ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng ch\u1ec9 th\u1eafc m\u1eafc NFC l\u00e0 g\u00ec m\u00e0 c\u00f2n c\u00f3 h\u00e0ng lo\u1ea1t c\u00e1c c\u00e2u h\u1ecfi kh\u00e1c li\u00ean quan. N\u1ebfu b\u1ea1n \u0111ang c\u00f3 th\u1eafc m\u1eafc t\u01b0\u01a1ng t\u1ef1 nh\u1eefng c\u00e2u h\u1ecfi d\u01b0\u1edbi \u0111\u00e2y th\u00ec h\u00e3y c\u00f9ng t\u00ecm ra c\u00e2u tr\u1ea3 l\u1eddi nh\u00e9<\/p>\n

NFC g\u1eb7p l\u1ed7i th\u00ec ph\u1ea3i l\u00e0m sao?<\/span><\/h3>\n

Th\u00f4ng th\u01b0\u1eddng, sau khi b\u1eadt t\u00ednh n\u0103ng NFC tr\u00ean \u0111i\u1ec7n tho\u1ea1i l\u00e0 ch\u00fang ta \u0111\u00e3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ngay. Tuy nhi\u00ean, \u0111\u00f4i khi v\u1eabn c\u00f3 s\u1ef1 c\u1ed1 x\u1ea3y ra khi th\u1ef1c hi\u1ec7n k\u1ebft n\u1ed1i hay thanh to\u00e1n th\u1ea5t b\u1ea1i. Nguy\u00ean nh\u00e2n ch\u1ee7 y\u1ebfu \u0111\u1ebfn t\u1eeb vi\u1ec7c ng\u01b0\u1eddi d\u00f9ng ch\u01b0a gi\u1eef thi\u1ebft b\u1ecb \u0111\u00fang c\u00e1ch khi \u0111\u1ec3 g\u1ea7n nhau. H\u00e3y \u0111\u1eb7t ch\u00fang trong ph\u1ea1m vi l\u00fd t\u01b0\u1edfng d\u01b0\u1edbi 10cm ho\u1eb7c \u01b0u ti\u00ean ch\u1ea1m nh\u1eb9 \u0111\u1ec3 nh\u1eadn di\u1ec7n s\u1ef1 ti\u1ebfp x\u00fac nhanh h\u01a1n.<\/p>\n

\"nfc-la-gi-16\"<\/p>\n

K\u1ebft n\u1ed1i NFC c\u00f3 t\u1ed1n pin kh\u00f4ng?\u00a0<\/span><\/h3>\n

Vi\u1ec7c b\u1eadt v\u00e0 s\u1eed d\u1ee5ng NFC trong qu\u00e1 tr\u00ecnh k\u1ebft n\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c ho\u1eb7c thanh to\u00e1n s\u1ebd khi\u1ebfn cho smartphone c\u1ee7a b\u1ea1n hao pin h\u01a1n so v\u1edbi s\u1eed d\u1ee5ng t\u00e1c v\u1ee5 th\u00f4ng th\u01b0\u1eddng. Do \u0111\u00f3, trong tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng c\u1ea7n thi\u1ebft, h\u00e3y t\u1eaft NFC theo nh\u01b0 h\u01b0\u1edbng d\u1eabn \u0111\u1ec3 pin d\u00f9ng \u0111\u01b0\u1ee3c l\u00e2u h\u01a1n nh\u00e9.<\/p>\n

\"nfc-la-gi-17\"<\/p>\n

L\u1eddi k\u1ebft<\/h2>\n

B\u00e0i vi\u1ebft tr\u00ean \u0111\u00e3 t\u1ed5ng h\u1ee3p m\u1ecdi th\u00f4ng tin v\u1ec1 NFC l\u00e0 g\u00ec<\/strong>. C\u00f4ng ngh\u1ec7 n\u00e0y mang \u0111\u1ebfn nhi\u1ec1u t\u00ednh n\u0103ng h\u1eefu d\u1ee5ng. C\u00e1ch b\u1eadt, t\u1eaft tr\u00ean \u0111i\u1ec7n tho\u1ea1i l\u1ea1i si\u00eau \u0111\u01a1n gi\u1ea3n, ai c\u0169ng c\u00f3 th\u1ec3 t\u1ef1 l\u00e0m t\u1ea1i nh\u00e0. B\u1ea1n h\u00e3y th\u1eed tr\u1ea3i nghi\u1ec7m t\u00ednh n\u0103ng n\u00e0y ngay. \u0110\u1eebng qu\u00ean \u0111\u1ecdc th\u00eam nhi\u1ec1u tin t\u1ee9c th\u00fa v\u1ecb kh\u00e1c tr\u00ean trang tin c\u1ee7a Ho\u00e0ng H\u00e0 Mobile nh\u00e9!<\/p>\n

Xem th\u00eam:<\/p>\n

CGI l\u00e0 g\u00ec? T\u1ea5t t\u1ea7n t\u1eadt v\u1ec1 c\u00f4ng ngh\u1ec7 m\u00f4 ph\u1ecfng h\u00ecnh \u1ea3nh b\u1eb1ng m\u00e1y t\u00ednh<\/a><\/p>\n

T\u00ecm hi\u1ec3u d\u1ecbch v\u1ee5 Location l\u00e0 g\u00ec v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

NCF l\u00e0 c\u00f4ng ngh\u1ec7 th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng tr\u00ean m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed. Th\u1ebf nh\u01b0ng\u00a0 NFC l\u00e0 g\u00ec v\u00e0 n\u00f3 c\u00f3 nh\u1eefng t\u00ednh n\u0103ng n\u00e0o th\u00fa v\u1ecb v\u1eabn l\u00e0 \u0111i\u1ec1u m\u00e0 r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng th\u1ef1c t\u1ebf v\u1eabn ch\u01b0a n\u1eafm \u0111\u01b0\u1ee3c. H\u00e3y c\u00f9ng Ho\u00e0ng H\u00e0 Mobile t\u00ecm hi\u1ec3u NFC l\u00e0 g\u00ec v\u00e0 kh\u00e1m […]<\/p>\n","protected":false},"author":51,"featured_media":314569,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29235,3910],"tags":[],"class_list":["post-314505","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goc-to-mo","category-kham-pha"],"yoast_head":"\nNFC l\u00e0 g\u00ec? C\u00f9ng t\u00ecm hi\u1ec3u v\u00e0 kh\u00e1m ph\u00e1 nh\u1eefng t\u00ednh n\u0103ng th\u00fa v\u1ecb<\/title>\n<meta name=\"description\" content=\"NFC l\u00e0 g\u00ec m\u00e0 l\u1ea1i c\u00f3 nhi\u1ec1u c\u00f4ng d\u1ee5ng trong th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 s\u1ed1. C\u00f4ng ngh\u1ec7 kh\u00f4ng d\u00e2y b\u1eb1ng c\u1ea3m \u1ee9ng t\u1eeb tr\u01b0\u1eddng n\u00e0y c\u00f3 nhi\u1ec1u t\u00ednh n\u0103ng h\u1eefu \u00edch.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hoanghamobile.com\/tin-tuc\/nfc-la-gi\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NFC l\u00e0 g\u00ec? C\u00f9ng t\u00ecm hi\u1ec3u v\u00e0 kh\u00e1m ph\u00e1 nh\u1eefng t\u00ednh n\u0103ng th\u00fa v\u1ecb m\u00e0 NFC mang l\u1ea1i cho b\u1ea1n\u00a0\" \/>\n<meta property=\"og:description\" content=\"NFC l\u00e0 g\u00ec m\u00e0 l\u1ea1i c\u00f3 nhi\u1ec1u c\u00f4ng d\u1ee5ng trong th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 s\u1ed1. C\u00f4ng ngh\u1ec7 kh\u00f4ng d\u00e2y b\u1eb1ng c\u1ea3m \u1ee9ng t\u1eeb tr\u01b0\u1eddng n\u00e0y c\u00f3 nhi\u1ec1u t\u00ednh n\u0103ng h\u1eefu \u00edch.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hoanghamobile.com\/tin-tuc\/nfc-la-gi\/\" \/>\n<meta property=\"og:site_name\" content=\"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/hoanghamobilecom\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/hoanghamobilecom\" \/>\n<meta property=\"article:published_time\" content=\"2024-02-04T10:19:50+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/nfc-la-gi.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"628\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Autumn\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Autumn\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"21 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/nfc-la-gi\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/nfc-la-gi\\\/\"},\"author\":{\"name\":\"Autumn\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#\\\/schema\\\/person\\\/d53a8f2e08fc018bc55bd02867aa1cc2\"},\"headline\":\"NFC l\u00e0 g\u00ec? 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