M\u1ea1ng Long-Term Evolution hay LTE l\u00e0 m\u1ed9t ti\u1ebfn b\u1ed9 quan tr\u1ecdng trong l\u0129nh v\u1ef1c vi\u1ec5n th\u00f4ng di \u0111\u1ed9ng, mang l\u1ea1i s\u1ef1 \u0111\u1ed9t ph\u00e1 \u0111\u00e1ng k\u1ec3 trong vi\u1ec7c truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u v\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u1ea1ng di \u0111\u1ed9ng nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n. V\u1edbi t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u v\u01b0\u1ee3t tr\u1ed9i, kh\u1ea3 n\u0103ng \u0111a nhi\u1ec7m m\u1ea1nh m\u1ebd v\u00e0 \u0111\u1ed9 b\u1ec1n \u1ed5n \u0111\u1ecbnh, m\u1ea1ng vi\u1ec5n th\u00f4ng n\u00e0y \u0111\u00e3 thay \u0111\u1ed5i c\u00e1ch ch\u00fang ta truy c\u1eadp Internet v\u00e0 t\u01b0\u01a1ng t\u00e1c tr\u1ef1c tuy\u1ebfn.<\/p>\n
![\"LTE-2\"](\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/LTE-2.jpg\")
<\/p>\n
\u0110i\u1ec1u n\u00e0y \u0111\u00e3 l\u00e0m cho vi\u1ec7c xem video tr\u1ef1c tuy\u1ebfn, t\u1ea3i t\u1ec7p nhanh ch\u00f3ng, v\u00e0 duy\u1ec7t web m\u01b0\u1ee3t m\u00e0 tr\u1edf th\u00e0nh hi\u1ec7n th\u1ef1c tr\u00ean c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng nh\u01b0 \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh v\u00e0 m\u00e1y t\u00ednh b\u1ea3ng. V\u1edbi kh\u1ea3 n\u0103ng h\u1ed7 tr\u1ee3 IP, LTE c\u0169ng \u0111\u00e3 m\u1edf ra c\u00e1nh c\u1eeda cho t\u00edch h\u1ee3p d\u1ec5 d\u00e0ng v\u1edbi Internet v\u00e0 c\u00e1c d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn, t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng k\u1ebft n\u1ed1i li\u00ean t\u1ee5c v\u00e0 ti\u1ec7n l\u1ee3i cho ng\u01b0\u1eddi d\u00f9ng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a m\u1ea1ng LTE l\u00e0 g\u00ec?<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nM\u1ea1ng LTE l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n m\u1ea1ng di \u0111\u1ed9ng \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 cung c\u1ea5p hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n v\u00e0 t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u nhanh h\u01a1n so v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n
![\"LTE-5\"](\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/LTE.jpg\")
<\/p>\n
\n- T\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao: M\u1ea1ng cung c\u1ea5p t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u r\u1ea5t nhanh, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1ea3i t\u1ec7p, xem video tr\u1ef1c tuy\u1ebfn v\u00e0 duy\u1ec7t web m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0 v\u00e0 kh\u00f4ng gi\u00e1n \u0111o\u1ea1n. T\u1ed1c \u0111\u1ed9 trung b\u00ecnh c\u1ee7a m\u1ea1ng n\u00e0y c\u00f3 th\u1ec3 \u0111\u1ea1t h\u00e0ng tr\u0103m Mbps (megabit tr\u00ean gi\u00e2y).<\/li>\n
- Kh\u1ea3 n\u0103ng \u0111a nhi\u1ec7m m\u1ea1nh m\u1ebd: H\u1ed7 tr\u1ee3 \u0111\u1ed3ng th\u1eddi nhi\u1ec1u k\u1ebft n\u1ed1i, cho ph\u00e9p nhi\u1ec1u thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i v\u00e0 ho\u1ea1t \u0111\u1ed9ng tr\u00ean m\u1ea1ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. \u0110i\u1ec1u n\u00e0y gi\u00fap trong c\u00e1c t\u00ecnh hu\u1ed1ng \u0111\u00f4ng ng\u01b0\u1eddi s\u1eed d\u1ee5ng m\u1ea1ng.<\/li>\n
- \u0110\u1ed9 b\u1ec1n v\u00e0 \u1ed5n \u0111\u1ecbnh: Cung c\u1ea5p \u0111\u1ed9 tin c\u1eady cao h\u01a1n v\u00e0 \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh trong c\u00e1c khu v\u1ef1c c\u00f3 t\u1ea3i cao. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 tr\u1ea3i nghi\u1ec7m m\u1ea1ng li\u00ean t\u1ee5c v\u00e0 kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n.<\/li>\n
- H\u1ed7 tr\u1ee3 IP: S\u1eed d\u1ee5ng giao th\u1ee9c IP (Internet Protocol), gi\u00fap t\u00edch h\u1ee3p d\u1ec5 d\u00e0ng v\u1edbi Internet v\u00e0 c\u00e1c d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn.<\/li>\n
- Ph\u1ea1m vi ph\u1ee7 s\u00f3ng r\u1ed9ng r\u00e3i: \u0110\u01b0\u1ee3c tri\u1ec3n khai r\u1ed9ng r\u00e3i \u1edf nhi\u1ec1u qu\u1ed1c gia tr\u00ean th\u1ebf gi\u1edbi, cung c\u1ea5p ph\u1ea1m vi ph\u1ee7 s\u00f3ng r\u1ed9ng v\u00e0 kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau.<\/li>\n<\/ul>\n
Nh\u1edd nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m tr\u00ean, m\u1ea1ng vi\u1ec5n th\u00f4ng n\u00e0y \u0111\u00e3 thay \u0111\u1ed5i c\u00e1ch ch\u00fang ta s\u1eed d\u1ee5ng di \u0111\u1ed9ng v\u00e0 tr\u1ea3i nghi\u1ec7m Internet. N\u00f3 \u0111\u00e3 t\u1ea1o ra m\u1ed9t m\u00f4i tr\u01b0\u1eddng k\u1ebft n\u1ed1i li\u00ean t\u1ee5c v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1eadn h\u01b0\u1edfng nhi\u1ec1u d\u1ecbch v\u1ee5 v\u00e0 \u1ee9ng d\u1ee5ng tr\u1ef1c tuy\u1ebfn m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
M\u1ea1ng LTE v\u00e0 4G c\u00f3 gi\u1ed1ng nhau kh\u00f4ng?<\/h2>\n\n\n\n\n\n\n\n\n\n\n\nM\u1ea1ng Long-Term Evolution v\u00e0 4G l\u00e0 hai thu\u1eadt ng\u1eef th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ec9 m\u1ea1ng di \u0111\u1ed9ng th\u1ebf h\u1ec7 th\u1ee9 t\u01b0 (4G), nh\u01b0ng ch\u00fang kh\u00f4ng ho\u00e0n to\u00e0n gi\u1ed1ng nhau. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa hai lo\u1ea1i m\u1ea1ng n\u00e0y:<\/p>\n
![\"LTE-3\"](\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/LTE-3.jpg\")
<\/p>\n
\n- 4G (Fourth Generation): 4G l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef t\u1ed5ng qu\u00e1t \u0111\u1ec3 m\u00f4 t\u1ea3 c\u00e1c m\u1ea1ng di \u0111\u1ed9ng th\u1ebf h\u1ec7 th\u1ee9 t\u01b0, bao g\u1ed3m c\u1ea3 c\u00e1c phi\u00ean b\u1ea3n ti\u00eau chu\u1ea9n v\u00e0 ti\u1ec7m c\u1eadn c\u1ee7a 4G. N\u00f3 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn s\u1ef1 ti\u1ebfn b\u1ed9 t\u1eeb m\u1ea1ng 3G (Third Generation) tr\u01b0\u1edbc \u0111\u00f3, v\u1edbi m\u1ee5c ti\u00eau cung c\u1ea5p t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u nhanh h\u01a1n v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n.<\/li>\n
- LTE (Long-Term Evolution): l\u00e0 m\u1ed9t trong c\u00e1c ti\u00eau chu\u1ea9n ti\u1ec7m c\u1eadn c\u1ee7a 4G. N\u00f3 l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 m\u1ea1ng di \u0111\u1ed9ng \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n so v\u1edbi 3G. M\u1ea1ng n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 v\u00e0 kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i di \u0111\u1ed9ng.<\/li>\n<\/ul>\n
V\u00ec v\u1eady, \u0111\u1ec3 tr\u1edf th\u00e0nh m\u1ea1ng 4G, m\u1ea1ng di \u0111\u1ed9ng c\u1ea7n \u0111\u00e1p \u1ee9ng m\u1ed9t s\u1ed1 ti\u00eau chu\u1ea9n v\u1ec1 t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u v\u00e0 hi\u1ec7u su\u1ea5t, v\u00e0 \u0111\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng c\u00f4ng ngh\u1ec7 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n n\u00e0y.<\/p>\n
So s\u00e1nh t\u1ed1c \u0111\u1ed9 m\u1ea1ng LTE v\u00e0 4G<\/h2>\n
M\u1ea1ng 4G v\u00e0 LTE hay Long-Term Evolution c\u00f3 nh\u1eefng kh\u00e1c bi\u1ec7t sau \u0111\u00e2y:<\/p>\n
![\"LTE-4\"](\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/LTE-4.jpg\")
<\/p>\n
\n- T\u1ed1c \u0111\u1ed9 k\u1ebft n\u1ed1i: M\u1ea1ng 4G c\u00f3 t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n so v\u1edbi Long-Term Evolution. M\u1ea1ng 4G c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi t\u1ed1c \u0111\u1ed9 l\u00ean \u0111\u1ebfn 1000 Mbps, trong khi m\u1ea1ng c\u00f2n l\u1ea1i ch\u1ec9 c\u00f3 t\u1ed1c \u0111\u1ed9 l\u00ean \u0111\u1ebfn 100 Mbps.<\/li>\n
- \u0110\u1ed9 ph\u1ee7 s\u00f3ng: M\u1ea1ng 4G th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 ph\u1ee7 s\u00f3ng th\u1ea5p h\u01a1n, v\u00ec kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh \u0111\u1ec1u h\u1ed7 tr\u1ee3 m\u1ea1ng 4G.<\/li>\n
- \u0110\u1ed9 tr\u1ec5: M\u1ea1ng 4G c\u00f3 \u0111\u1ed9 tr\u1ec5 th\u1ea5p h\u01a1n, \u0111\u1ed9 tr\u1ec5 c\u1ee7a m\u1ea1ng 4G l\u00e0 kho\u1ea3ng 5ms, trong khi \u0111\u1ed9 tr\u1ec5 c\u1ee7a LTE l\u00e0 kho\u1ea3ng 10ms. S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y tr\u1edf n\u00ean r\u00f5 r\u1ec7t khi s\u1eed d\u1ee5ng c\u00e1c d\u1ecbch v\u1ee5 y\u00eau c\u1ea7u truy\u1ec1n d\u1eef li\u1ec7u nhanh nh\u01b0 ch\u01a1i game, xem video v\u00e0 g\u1ecdi video.<\/li>\n
- T\u00edn hi\u1ec7u m\u1ea1nh: M\u1ea1ng 4G th\u01b0\u1eddng c\u00f3 t\u00edn hi\u1ec7u m\u1ea1nh h\u01a1n so v\u1edbi Long-Term Evolution, do \u0111\u00f3 ch\u1ea5t l\u01b0\u1ee3ng s\u1eed d\u1ee5ng t\u1ed5ng th\u1ec3 c\u0169ng t\u1ed1t h\u01a1n.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
M\u1ea1ng LTE ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n\n\n\n\n\n\n\n\n\n\n\nM\u1ea1ng Long-Term Evolution l\u00e0 m\u1ea1ng di \u0111\u1ed9ng th\u1ebf h\u1ec7 th\u1ee9 t\u01b0 (4G) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i t\u1ea7n s\u1ed1 v\u00e0 b\u0103ng th\u00f4ng. So v\u1edbi m\u1ea1ng 3G GSM v\u1edbi t\u1ea7n s\u1ed1 5MHz, m\u1ea1ng s\u1eed d\u1ee5ng t\u1ea7n s\u1ed1 r\u1ed9ng h\u01a1n t\u1eeb 1.4 MHz \u0111\u1ebfn 20 MHz v\u00e0 c\u00f3 nhi\u1ec1u ti\u00eau chu\u1ea9n b\u0103ng th\u00f4ng kh\u00e1c nhau.<\/p>\n
![\"LTE-va-4G-3\"](\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/LTE-va-4G.jpg\")
<\/p>\n
M\u1ea1ng n\u00e0y s\u1eed d\u1ee5ng nhi\u1ec1u c\u00f4ng ngh\u1ec7, bao g\u1ed3m c\u1ea3 FDD (Frequency Division Duplex) \u0111\u1ec3 truy\u1ec1n v\u00e0 nh\u1eadn d\u1eef li\u1ec7u \u0111\u1ed3ng th\u1eddi v\u00e0 TDD (Time Division Duplex) cho vi\u1ec7c truy\u1ec1n v\u00e0 nh\u1eadn d\u1eef li\u1ec7u c\u00f9ng l\u00fac. OFDMA (Orthogonal Frequency Division Multiple Access) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 tr\u1ec5 c\u1ee7a t\u00edn hi\u1ec7u.<\/p>\n
H\u1ec7 th\u1ed1ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh v\u1edbi 4×4 MIMO (Multiple Input Multiple Output) \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u. Trong khi \u0111\u00f3, SC-FDMA (Single-Carrier Frequency Division Multiple Access) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 g\u1eedi d\u1eef li\u1ec7u t\u1eeb thi\u1ebft b\u1ecb \u0111\u1ebfn tr\u1ea1m c\u01a1 s\u1edf, t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t tr\u00ean c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
M\u1ed9t s\u1ed1 nh\u00e0 m\u1ea1ng \u0111ang cung c\u1ea5p m\u1ea1ng LTE<\/h2>\n\n\n\n\n\n\n\n\n\n\n\nM\u1ea1ng n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn v\u00e0 cung c\u1ea5p tr\u1ea3i nghi\u1ec7m t\u1ed1t h\u01a1n so v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n tr\u01b0\u1edbc \u0111\u00f3 nh\u01b0 3G. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 danh s\u00e1ch c\u00e1c nh\u00e0 m\u1ea1ng vi\u1ec5n th\u00f4ng t\u1ea1i Vi\u1ec7t Nam \u0111\u00e3 tri\u1ec3n khai m\u1ea1ng vi\u1ec5n th\u00f4ng n\u00e0y v\u00e0 m\u1ed9t s\u1ed1 th\u00f4ng tin v\u1ec1 b\u0103ng th\u00f4ng h\u1ed7 tr\u1ee3:<\/p>\n
![\"LTE-va-4G\"](\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/LTE-va-4G-2.jpg\")
<\/p>\n
\n- Vinaphone: B\u0103ng th\u00f4ng h\u1ed7 tr\u1ee3 t\u1eeb 4G \u0111\u1ebfn Cat 11.<\/li>\n
- Viettel: H\u1ed7 tr\u1ee3 b\u0103ng th\u00f4ng 4G v\u1edbi t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a l\u00e0 Cat 6.<\/li>\n
- Mobiphone: C\u0169ng \u0111\u00e3 tri\u1ec3n khai m\u1ea1ng t\u1ea1i Vi\u1ec7t Nam, nh\u01b0ng kh\u00f4ng c\u00f3 th\u00f4ng tin c\u1ee5 th\u1ec3 v\u1ec1 t\u1ed1c \u0111\u1ed9 v\u00e0 b\u0103ng th\u00f4ng.<\/li>\n<\/ul>\n
Vi\u1ec7c tri\u1ec3n khai m\u1ea1ng n\u00e0y \u1edf c\u00e1c b\u0103ng t\u1ea7n 1800MHz v\u00e0 2600MHz l\u00e0 m\u1ed9t c\u00e1ch ph\u1ed5 bi\u1ebfn \u0111\u1ec3 cung c\u1ea5p d\u1ecbch v\u1ee5 4G, v\u00e0 \u0111\u00e2y l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong vi\u1ec7c t\u1ea1o ra t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed1t cho ng\u01b0\u1eddi d\u00f9ng di \u0111\u1ed9ng. C\u00e1c nh\u00e0 m\u1ea1ng th\u01b0\u1eddng s\u1eed d\u1ee5ng nhi\u1ec1u b\u0103ng t\u1ea7n kh\u00e1c nhau \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 ph\u1ee7 s\u00f3ng r\u1ed9ng r\u00e3i v\u00e0 c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m c\u1ee7a kh\u00e1ch h\u00e0ng.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
M\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n
M\u1ea1ng vi\u1ec5n th\u00f4ng hi\u1ec7n t\u1ea1i \u0111\u00e3 l\u00e0 m\u1ed9t ph\u1ea7n thi\u1ebft y\u1ebfu trong cu\u1ed9c s\u1ed1ng. Song kh\u00f4ng ph\u1ea3i ai c\u0169ng hi\u1ec3u h\u1ebft v\u1ec1 ch\u00fang, d\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi xoay quanh ch\u1ee7 \u0111\u1ec1 n\u00e0y:<\/p>\n
4G LTE l\u00e0 g\u00ec?<\/h3>\n
4G LTE l\u00e0 m\u1ed9t d\u1ea1ng c\u1ee7a m\u1ea1ng truy\u1ec1n th\u00f4ng v\u00e0 kh\u00f4ng ph\u1ea3i l\u00e0 ti\u00eau chu\u1ea9n 4G ch\u00ednh th\u1ed1ng. N\u00f3 \u0111\u01b0\u1ee3c xem nh\u01b0 l\u00e0 m\u1ed9t ti\u1ec7m c\u1eadn c\u1ee7a c\u00f4ng ngh\u1ec7 m\u1ea1ng th\u1ebf h\u1ec7 th\u1ee9 t\u01b0. M\u1ea1ng 4G ch\u1ec9 \u0111\u01b0\u1ee3c coi l\u00e0 \u0111\u1ea1t \u0111\u1ebfn khi t\u1ed1c \u0111\u1ed9 k\u1ebft n\u1ed1i v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u c\u1ee7a n\u00f3 \u0111\u1ea1t t\u1eeb 1 \u0111\u1ebfn 1.5 Gb\/gi\u00e2y, v\u00e0 hi\u1ec7n t\u1ea1i v\u1eabn ch\u01b0a c\u00f3 nh\u00e0 m\u1ea1ng n\u00e0o \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 truy\u1ec1n t\u1ea3i “nhanh” nh\u01b0 v\u1eady. B\u1eb1ng c\u00e1ch g\u1eafn th\u00eam ch\u1eef “LTE,” c\u00e1c nh\u00e0 m\u1ea1ng mu\u1ed1n l\u00e0m r\u00f5 r\u1eb1ng 4G LTE l\u00e0 m\u1ed9t bi\u1ebfn th\u1ec3 ti\u00ean ti\u1ebfn c\u1ee7a m\u1ea1ng 4G.<\/p>\n
![\"LTE-8\"](\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/LTE-va-4G-1.jpg\")
<\/p>\n
C\u00e1ch s\u1eed d\u1ee5ng m\u1ea1ng 4G v\u00e0 LTE<\/h3>\n
V\u00e0o n\u0103m 2020, h\u1ea7u h\u1ebft c\u00e1c \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh \u0111\u00e3 t\u00edch h\u1ee3p c\u00f4ng ngh\u1ec7 m\u1ea1ng 4G, v\u00ec v\u1eady vi\u1ec7c t\u00ecm m\u1ed9t chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i c\u00f3 h\u1ed7 tr\u1ee3 4G kh\u00f4ng c\u00f2n kh\u00f3 kh\u0103n.<\/p>\n
![\"LTE-7\"](\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/LTE-1.jpg\")
<\/p>\n
M\u1ea1ng 4G \u0111\u00e3 \u0111\u01b0\u1ee3c tri\u1ec3n khai r\u1ed9ng r\u00e3i b\u1edfi c\u00e1c nh\u00e0 m\u1ea1ng trong nhi\u1ec1u n\u0103m v\u00e0 \u0111\u00e3 c\u00f3 s\u1eb5n \u1edf h\u1ea7u h\u1ebft c\u00e1c khu v\u1ef1c l\u1edbn tr\u00ean to\u00e0n qu\u1ed1c. H\u01a1n n\u1eefa, c\u00e1c nh\u00e0 m\u1ea1ng nh\u01b0 Viettel \u0111ang chu\u1ea9n b\u1ecb tri\u1ec3n khai m\u1ea1ng 5G, m\u1ed9t c\u00f4ng ngh\u1ec7 m\u1ea1ng kh\u00f4ng d\u00e2y th\u1ebf h\u1ec7 th\u1ee9 n\u0103m \u0111\u1ea7y ti\u1ec1m n\u0103ng.<\/p>\n
V\u1edbi nh\u1eefng ng\u01b0\u1eddi d\u00f9ng hi\u1ec7n \u0111ang s\u1eed d\u1ee5ng g\u00f3i c\u01b0\u1edbc 3G h\u00e0ng th\u00e1ng, c\u00f3 th\u1ec3 h\u1ecd s\u1ebd \u0111\u01b0\u1ee3c n\u00e2ng c\u1ea5p l\u00ean m\u1ea1ng 4G m\u00e0 kh\u00f4ng c\u1ea7n thay \u0111\u1ed5i gi\u00e1 c\u01b0\u1edbc. \u0110i\u1ec1u n\u00e0y \u0111\u01a1n gi\u1ea3n ch\u1ec9 c\u1ea7n \u0111\u1ed5i SIM 4G v\u00e0 s\u1eed d\u1ee5ng m\u1ed9t chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i c\u00f3 h\u1ed7 tr\u1ee3 k\u1ebft n\u1ed1i 4G, m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi s\u1ef1 thay \u0111\u1ed5i v\u1ec1 gi\u00e1.<\/p>\n
L\u1ee3i \u00edch m\u1ea1ng vi\u1ec5n\u00a0 cho ng\u01b0\u1eddi d\u00f9ng<\/h3>\n
L\u1ee3i \u00edch l\u1edbn nh\u1ea5t c\u1ee7a m\u1ea1ng LTE l\u00e0 kh\u1ea3 n\u0103ng truy\u1ec1n d\u1eef li\u1ec7u v\u1edbi t\u1ed1c \u0111\u1ed9 cao. N\u00f3 c\u00f3 th\u1ec3 t\u1ea3i d\u1eef li\u1ec7u v\u1edbi t\u1ed1c \u0111\u1ed9 l\u1edbn h\u01a1n 100 Mbps v\u00e0 g\u1eedi d\u1eef li\u1ec7u v\u1edbi t\u1ed1c \u0111\u1ed9 cao h\u01a1n 50 Mbps, ph\u1ee5 thu\u1ed9c v\u00e0o b\u0103ng th\u00f4ng c\u1ee7a t\u1eebng k\u00eanh, c\u1ea5u tr\u00fac MIMO v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng m\u1ea1ng.<\/p>\n
![\"LTE](\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/09\/LTE-5.jpg\")
<\/p>\n
Hi\u1ec7n nay, h\u1ea7u h\u1ebft c\u00e1c m\u1ea1ng vi\u1ec5n th\u00f4ng cung c\u1ea5p t\u1ed1c \u0111\u1ed9 t\u1eeb 5 Mbps \u0111\u1ebfn 25 Mbps, nh\u01b0ng trong t\u01b0\u01a1ng lai, t\u1ed1c \u0111\u1ed9 n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c n\u00e2ng cao \u0111\u1ec3 ph\u1ee5c v\u1ee5 c\u00e1c d\u1ecbch v\u1ee5 Internet cao c\u1ea5p h\u01a1n.<\/p>\n
C\u00e1c thi\u1ebft b\u1ecb nh\u01b0 laptop, \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, m\u00e1y t\u00ednh b\u1ea3ng v\u00e0 th\u1eadm ch\u00ed c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed v\u00e0 m\u00e1y \u1ea3nh s\u1eed d\u1ee5ng m\u1ea1ng n\u00e0y \u0111\u1ec3 truy c\u1eadp m\u1ea1ng m\u00e0 kh\u00f4ng g\u1eb7p s\u1ef1 c\u1ea3n tr\u1edf nh\u01b0 tr\u01b0\u1edbc \u0111\u00e2y.<\/p>\n
S\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a c\u00e1c d\u1ecbch v\u1ee5 VoIP s\u1eed d\u1ee5ng m\u1ea1ng \u0111ang thay th\u1ebf c\u00e1c d\u1ecbch v\u1ee5 \u0111i\u1ec7n tho\u1ea1i truy\u1ec1n th\u1ed1ng v\u00e0 tin nh\u1eafn v\u0103n b\u1ea3n, mang l\u1ea1i l\u1ee3i \u00edch trong vi\u1ec7c ti\u1ebft ki\u1ec7m chi ph\u00ed x\u00e2y d\u1ef1ng v\u00e0 b\u1ea3o tr\u00ec h\u1ec7 th\u1ed1ng. Ngo\u00e0i ra, kh\u1ea3 n\u0103ng “plug and play,” t\u1ef1 \u0111\u1ed9ng c\u1ea5u h\u00ecnh v\u00e0 t\u1ed1i \u01b0u h\u00f3a s\u1ebd l\u00e0 l\u1ee3i th\u1ebf m\u1edbi \u0111\u1ed1i v\u1edbi c\u00f4ng ngh\u1ec7 n\u00e0y.<\/p>\n
K\u1ebft lu\u1eadn<\/h2>\n
M\u1ea1ng LTE (Long-Term Evolution) l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n m\u1ea1ng di \u0111\u1ed9ng ti\u00ean ti\u1ebfn, \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a m\u1ea1ng di \u0111\u1ed9ng v\u00e0 cung c\u1ea5p t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao c\u00f9ng kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh. Hy v\u1ecdng nh\u1eefng th\u00f4ng tin ch\u00fang t\u00f4i chia s\u1ebb tr\u00ean \u0111\u00e2y s\u1ebd gi\u1ea3i \u0111\u00e1p \u0111\u01b0\u1ee3c th\u1eafc m\u1eafc c\u1ee7a b\u1ea1n. \u0110\u1eebng qu\u00ean truy c\u1eadp v\u00e0o trang tin nhanh c\u1ee7a Ho\u00e0ng H\u00e0 Mobile \u0111\u1ec3 c\u1eadp nh\u1eadt th\u00eam c\u00e1c th\u00f4ng tin h\u1eefu \u00edch kh\u00e1c li\u00ean quan \u0111\u1ebfn nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau nh\u00e9.<\/p>\n
Tham kh\u1ea3o th\u00eam:<\/p>\n
\n- \u0110\u1ea7u s\u1ed1 037 l\u00e0 m\u1ea1ng g\u00ec? \u00dd ngh\u0129a c\u1ee7a \u0111\u1ea7u s\u1ed1 l\u00e0 g\u00ec?<\/a><\/li>\n
- H\u01b0\u1edbng d\u1eabn c\u00e1ch quy \u0111\u1ed5i 1TB b\u1eb1ng bao nhi\u00eau GB?<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"
M\u1ea1ng LTE (Long-Term Evolution) l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 m\u1ea1ng di \u0111\u1ed9ng ti\u00ean ti\u1ebfn, \u0111\u00e1nh d\u1ea5u m\u1ed9t b\u01b0\u1edbc ti\u1ebfn quan tr\u1ecdng trong s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a m\u1ea1ng di \u0111\u1ed9ng. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 cung c\u1ea5p t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao v\u00e0 kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u ng\u00e0y c\u00e0ng t\u0103ng […]<\/p>\n","protected":false},"author":85,"featured_media":266904,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29235,3910],"tags":[],"class_list":["post-258676","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goc-to-mo","category-kham-pha"],"yoast_head":"\n
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M\u1ea1ng LTE l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n m\u1ea1ng di \u0111\u1ed9ng \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 cung c\u1ea5p hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n v\u00e0 t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u nhanh h\u01a1n so v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n
<\/p>\n
- \n
- T\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao: M\u1ea1ng cung c\u1ea5p t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u r\u1ea5t nhanh, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1ea3i t\u1ec7p, xem video tr\u1ef1c tuy\u1ebfn v\u00e0 duy\u1ec7t web m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0 v\u00e0 kh\u00f4ng gi\u00e1n \u0111o\u1ea1n. T\u1ed1c \u0111\u1ed9 trung b\u00ecnh c\u1ee7a m\u1ea1ng n\u00e0y c\u00f3 th\u1ec3 \u0111\u1ea1t h\u00e0ng tr\u0103m Mbps (megabit tr\u00ean gi\u00e2y).<\/li>\n
- Kh\u1ea3 n\u0103ng \u0111a nhi\u1ec7m m\u1ea1nh m\u1ebd: H\u1ed7 tr\u1ee3 \u0111\u1ed3ng th\u1eddi nhi\u1ec1u k\u1ebft n\u1ed1i, cho ph\u00e9p nhi\u1ec1u thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i v\u00e0 ho\u1ea1t \u0111\u1ed9ng tr\u00ean m\u1ea1ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. \u0110i\u1ec1u n\u00e0y gi\u00fap trong c\u00e1c t\u00ecnh hu\u1ed1ng \u0111\u00f4ng ng\u01b0\u1eddi s\u1eed d\u1ee5ng m\u1ea1ng.<\/li>\n
- \u0110\u1ed9 b\u1ec1n v\u00e0 \u1ed5n \u0111\u1ecbnh: Cung c\u1ea5p \u0111\u1ed9 tin c\u1eady cao h\u01a1n v\u00e0 \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh trong c\u00e1c khu v\u1ef1c c\u00f3 t\u1ea3i cao. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 tr\u1ea3i nghi\u1ec7m m\u1ea1ng li\u00ean t\u1ee5c v\u00e0 kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n.<\/li>\n
- H\u1ed7 tr\u1ee3 IP: S\u1eed d\u1ee5ng giao th\u1ee9c IP (Internet Protocol), gi\u00fap t\u00edch h\u1ee3p d\u1ec5 d\u00e0ng v\u1edbi Internet v\u00e0 c\u00e1c d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn.<\/li>\n
- Ph\u1ea1m vi ph\u1ee7 s\u00f3ng r\u1ed9ng r\u00e3i: \u0110\u01b0\u1ee3c tri\u1ec3n khai r\u1ed9ng r\u00e3i \u1edf nhi\u1ec1u qu\u1ed1c gia tr\u00ean th\u1ebf gi\u1edbi, cung c\u1ea5p ph\u1ea1m vi ph\u1ee7 s\u00f3ng r\u1ed9ng v\u00e0 kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau.<\/li>\n<\/ul>\n
Nh\u1edd nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m tr\u00ean, m\u1ea1ng vi\u1ec5n th\u00f4ng n\u00e0y \u0111\u00e3 thay \u0111\u1ed5i c\u00e1ch ch\u00fang ta s\u1eed d\u1ee5ng di \u0111\u1ed9ng v\u00e0 tr\u1ea3i nghi\u1ec7m Internet. N\u00f3 \u0111\u00e3 t\u1ea1o ra m\u1ed9t m\u00f4i tr\u01b0\u1eddng k\u1ebft n\u1ed1i li\u00ean t\u1ee5c v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1eadn h\u01b0\u1edfng nhi\u1ec1u d\u1ecbch v\u1ee5 v\u00e0 \u1ee9ng d\u1ee5ng tr\u1ef1c tuy\u1ebfn m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
M\u1ea1ng LTE v\u00e0 4G c\u00f3 gi\u1ed1ng nhau kh\u00f4ng?<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\nM\u1ea1ng Long-Term Evolution v\u00e0 4G l\u00e0 hai thu\u1eadt ng\u1eef th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ec9 m\u1ea1ng di \u0111\u1ed9ng th\u1ebf h\u1ec7 th\u1ee9 t\u01b0 (4G), nh\u01b0ng ch\u00fang kh\u00f4ng ho\u00e0n to\u00e0n gi\u1ed1ng nhau. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa hai lo\u1ea1i m\u1ea1ng n\u00e0y:<\/p>\n
<\/p>\n- \n
- 4G (Fourth Generation): 4G l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef t\u1ed5ng qu\u00e1t \u0111\u1ec3 m\u00f4 t\u1ea3 c\u00e1c m\u1ea1ng di \u0111\u1ed9ng th\u1ebf h\u1ec7 th\u1ee9 t\u01b0, bao g\u1ed3m c\u1ea3 c\u00e1c phi\u00ean b\u1ea3n ti\u00eau chu\u1ea9n v\u00e0 ti\u1ec7m c\u1eadn c\u1ee7a 4G. N\u00f3 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn s\u1ef1 ti\u1ebfn b\u1ed9 t\u1eeb m\u1ea1ng 3G (Third Generation) tr\u01b0\u1edbc \u0111\u00f3, v\u1edbi m\u1ee5c ti\u00eau cung c\u1ea5p t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u nhanh h\u01a1n v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n.<\/li>\n
- LTE (Long-Term Evolution): l\u00e0 m\u1ed9t trong c\u00e1c ti\u00eau chu\u1ea9n ti\u1ec7m c\u1eadn c\u1ee7a 4G. N\u00f3 l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 m\u1ea1ng di \u0111\u1ed9ng \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n so v\u1edbi 3G. M\u1ea1ng n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 v\u00e0 kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i di \u0111\u1ed9ng.<\/li>\n<\/ul>\n
V\u00ec v\u1eady, \u0111\u1ec3 tr\u1edf th\u00e0nh m\u1ea1ng 4G, m\u1ea1ng di \u0111\u1ed9ng c\u1ea7n \u0111\u00e1p \u1ee9ng m\u1ed9t s\u1ed1 ti\u00eau chu\u1ea9n v\u1ec1 t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u v\u00e0 hi\u1ec7u su\u1ea5t, v\u00e0 \u0111\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng c\u00f4ng ngh\u1ec7 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n n\u00e0y.<\/p>\n
So s\u00e1nh t\u1ed1c \u0111\u1ed9 m\u1ea1ng LTE v\u00e0 4G<\/h2>\n
M\u1ea1ng 4G v\u00e0 LTE hay Long-Term Evolution c\u00f3 nh\u1eefng kh\u00e1c bi\u1ec7t sau \u0111\u00e2y:<\/p>\n
<\/p>\n- \n
- T\u1ed1c \u0111\u1ed9 k\u1ebft n\u1ed1i: M\u1ea1ng 4G c\u00f3 t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n so v\u1edbi Long-Term Evolution. M\u1ea1ng 4G c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi t\u1ed1c \u0111\u1ed9 l\u00ean \u0111\u1ebfn 1000 Mbps, trong khi m\u1ea1ng c\u00f2n l\u1ea1i ch\u1ec9 c\u00f3 t\u1ed1c \u0111\u1ed9 l\u00ean \u0111\u1ebfn 100 Mbps.<\/li>\n
- \u0110\u1ed9 ph\u1ee7 s\u00f3ng: M\u1ea1ng 4G th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 ph\u1ee7 s\u00f3ng th\u1ea5p h\u01a1n, v\u00ec kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh \u0111\u1ec1u h\u1ed7 tr\u1ee3 m\u1ea1ng 4G.<\/li>\n
- \u0110\u1ed9 tr\u1ec5: M\u1ea1ng 4G c\u00f3 \u0111\u1ed9 tr\u1ec5 th\u1ea5p h\u01a1n, \u0111\u1ed9 tr\u1ec5 c\u1ee7a m\u1ea1ng 4G l\u00e0 kho\u1ea3ng 5ms, trong khi \u0111\u1ed9 tr\u1ec5 c\u1ee7a LTE l\u00e0 kho\u1ea3ng 10ms. S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y tr\u1edf n\u00ean r\u00f5 r\u1ec7t khi s\u1eed d\u1ee5ng c\u00e1c d\u1ecbch v\u1ee5 y\u00eau c\u1ea7u truy\u1ec1n d\u1eef li\u1ec7u nhanh nh\u01b0 ch\u01a1i game, xem video v\u00e0 g\u1ecdi video.<\/li>\n
- T\u00edn hi\u1ec7u m\u1ea1nh: M\u1ea1ng 4G th\u01b0\u1eddng c\u00f3 t\u00edn hi\u1ec7u m\u1ea1nh h\u01a1n so v\u1edbi Long-Term Evolution, do \u0111\u00f3 ch\u1ea5t l\u01b0\u1ee3ng s\u1eed d\u1ee5ng t\u1ed5ng th\u1ec3 c\u0169ng t\u1ed1t h\u01a1n.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
M\u1ea1ng LTE ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\nM\u1ea1ng Long-Term Evolution l\u00e0 m\u1ea1ng di \u0111\u1ed9ng th\u1ebf h\u1ec7 th\u1ee9 t\u01b0 (4G) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i t\u1ea7n s\u1ed1 v\u00e0 b\u0103ng th\u00f4ng. So v\u1edbi m\u1ea1ng 3G GSM v\u1edbi t\u1ea7n s\u1ed1 5MHz, m\u1ea1ng s\u1eed d\u1ee5ng t\u1ea7n s\u1ed1 r\u1ed9ng h\u01a1n t\u1eeb 1.4 MHz \u0111\u1ebfn 20 MHz v\u00e0 c\u00f3 nhi\u1ec1u ti\u00eau chu\u1ea9n b\u0103ng th\u00f4ng kh\u00e1c nhau.<\/p>\n
<\/p>\nM\u1ea1ng n\u00e0y s\u1eed d\u1ee5ng nhi\u1ec1u c\u00f4ng ngh\u1ec7, bao g\u1ed3m c\u1ea3 FDD (Frequency Division Duplex) \u0111\u1ec3 truy\u1ec1n v\u00e0 nh\u1eadn d\u1eef li\u1ec7u \u0111\u1ed3ng th\u1eddi v\u00e0 TDD (Time Division Duplex) cho vi\u1ec7c truy\u1ec1n v\u00e0 nh\u1eadn d\u1eef li\u1ec7u c\u00f9ng l\u00fac. OFDMA (Orthogonal Frequency Division Multiple Access) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 tr\u1ec5 c\u1ee7a t\u00edn hi\u1ec7u.<\/p>\n
H\u1ec7 th\u1ed1ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh v\u1edbi 4×4 MIMO (Multiple Input Multiple Output) \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u. Trong khi \u0111\u00f3, SC-FDMA (Single-Carrier Frequency Division Multiple Access) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 g\u1eedi d\u1eef li\u1ec7u t\u1eeb thi\u1ebft b\u1ecb \u0111\u1ebfn tr\u1ea1m c\u01a1 s\u1edf, t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t tr\u00ean c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
M\u1ed9t s\u1ed1 nh\u00e0 m\u1ea1ng \u0111ang cung c\u1ea5p m\u1ea1ng LTE<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\nM\u1ea1ng n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn v\u00e0 cung c\u1ea5p tr\u1ea3i nghi\u1ec7m t\u1ed1t h\u01a1n so v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n tr\u01b0\u1edbc \u0111\u00f3 nh\u01b0 3G. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 danh s\u00e1ch c\u00e1c nh\u00e0 m\u1ea1ng vi\u1ec5n th\u00f4ng t\u1ea1i Vi\u1ec7t Nam \u0111\u00e3 tri\u1ec3n khai m\u1ea1ng vi\u1ec5n th\u00f4ng n\u00e0y v\u00e0 m\u1ed9t s\u1ed1 th\u00f4ng tin v\u1ec1 b\u0103ng th\u00f4ng h\u1ed7 tr\u1ee3:<\/p>\n
<\/p>\n- \n
- Vinaphone: B\u0103ng th\u00f4ng h\u1ed7 tr\u1ee3 t\u1eeb 4G \u0111\u1ebfn Cat 11.<\/li>\n
- Viettel: H\u1ed7 tr\u1ee3 b\u0103ng th\u00f4ng 4G v\u1edbi t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a l\u00e0 Cat 6.<\/li>\n
- Mobiphone: C\u0169ng \u0111\u00e3 tri\u1ec3n khai m\u1ea1ng t\u1ea1i Vi\u1ec7t Nam, nh\u01b0ng kh\u00f4ng c\u00f3 th\u00f4ng tin c\u1ee5 th\u1ec3 v\u1ec1 t\u1ed1c \u0111\u1ed9 v\u00e0 b\u0103ng th\u00f4ng.<\/li>\n<\/ul>\n
Vi\u1ec7c tri\u1ec3n khai m\u1ea1ng n\u00e0y \u1edf c\u00e1c b\u0103ng t\u1ea7n 1800MHz v\u00e0 2600MHz l\u00e0 m\u1ed9t c\u00e1ch ph\u1ed5 bi\u1ebfn \u0111\u1ec3 cung c\u1ea5p d\u1ecbch v\u1ee5 4G, v\u00e0 \u0111\u00e2y l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong vi\u1ec7c t\u1ea1o ra t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed1t cho ng\u01b0\u1eddi d\u00f9ng di \u0111\u1ed9ng. C\u00e1c nh\u00e0 m\u1ea1ng th\u01b0\u1eddng s\u1eed d\u1ee5ng nhi\u1ec1u b\u0103ng t\u1ea7n kh\u00e1c nhau \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 ph\u1ee7 s\u00f3ng r\u1ed9ng r\u00e3i v\u00e0 c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m c\u1ee7a kh\u00e1ch h\u00e0ng.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
M\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n
M\u1ea1ng vi\u1ec5n th\u00f4ng hi\u1ec7n t\u1ea1i \u0111\u00e3 l\u00e0 m\u1ed9t ph\u1ea7n thi\u1ebft y\u1ebfu trong cu\u1ed9c s\u1ed1ng. Song kh\u00f4ng ph\u1ea3i ai c\u0169ng hi\u1ec3u h\u1ebft v\u1ec1 ch\u00fang, d\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi xoay quanh ch\u1ee7 \u0111\u1ec1 n\u00e0y:<\/p>\n
4G LTE l\u00e0 g\u00ec?<\/h3>\n
4G LTE l\u00e0 m\u1ed9t d\u1ea1ng c\u1ee7a m\u1ea1ng truy\u1ec1n th\u00f4ng v\u00e0 kh\u00f4ng ph\u1ea3i l\u00e0 ti\u00eau chu\u1ea9n 4G ch\u00ednh th\u1ed1ng. N\u00f3 \u0111\u01b0\u1ee3c xem nh\u01b0 l\u00e0 m\u1ed9t ti\u1ec7m c\u1eadn c\u1ee7a c\u00f4ng ngh\u1ec7 m\u1ea1ng th\u1ebf h\u1ec7 th\u1ee9 t\u01b0. M\u1ea1ng 4G ch\u1ec9 \u0111\u01b0\u1ee3c coi l\u00e0 \u0111\u1ea1t \u0111\u1ebfn khi t\u1ed1c \u0111\u1ed9 k\u1ebft n\u1ed1i v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u c\u1ee7a n\u00f3 \u0111\u1ea1t t\u1eeb 1 \u0111\u1ebfn 1.5 Gb\/gi\u00e2y, v\u00e0 hi\u1ec7n t\u1ea1i v\u1eabn ch\u01b0a c\u00f3 nh\u00e0 m\u1ea1ng n\u00e0o \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 truy\u1ec1n t\u1ea3i “nhanh” nh\u01b0 v\u1eady. B\u1eb1ng c\u00e1ch g\u1eafn th\u00eam ch\u1eef “LTE,” c\u00e1c nh\u00e0 m\u1ea1ng mu\u1ed1n l\u00e0m r\u00f5 r\u1eb1ng 4G LTE l\u00e0 m\u1ed9t bi\u1ebfn th\u1ec3 ti\u00ean ti\u1ebfn c\u1ee7a m\u1ea1ng 4G.<\/p>\n
<\/p>\nC\u00e1ch s\u1eed d\u1ee5ng m\u1ea1ng 4G v\u00e0 LTE<\/h3>\n
V\u00e0o n\u0103m 2020, h\u1ea7u h\u1ebft c\u00e1c \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh \u0111\u00e3 t\u00edch h\u1ee3p c\u00f4ng ngh\u1ec7 m\u1ea1ng 4G, v\u00ec v\u1eady vi\u1ec7c t\u00ecm m\u1ed9t chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i c\u00f3 h\u1ed7 tr\u1ee3 4G kh\u00f4ng c\u00f2n kh\u00f3 kh\u0103n.<\/p>\n
<\/p>\nM\u1ea1ng 4G \u0111\u00e3 \u0111\u01b0\u1ee3c tri\u1ec3n khai r\u1ed9ng r\u00e3i b\u1edfi c\u00e1c nh\u00e0 m\u1ea1ng trong nhi\u1ec1u n\u0103m v\u00e0 \u0111\u00e3 c\u00f3 s\u1eb5n \u1edf h\u1ea7u h\u1ebft c\u00e1c khu v\u1ef1c l\u1edbn tr\u00ean to\u00e0n qu\u1ed1c. H\u01a1n n\u1eefa, c\u00e1c nh\u00e0 m\u1ea1ng nh\u01b0 Viettel \u0111ang chu\u1ea9n b\u1ecb tri\u1ec3n khai m\u1ea1ng 5G, m\u1ed9t c\u00f4ng ngh\u1ec7 m\u1ea1ng kh\u00f4ng d\u00e2y th\u1ebf h\u1ec7 th\u1ee9 n\u0103m \u0111\u1ea7y ti\u1ec1m n\u0103ng.<\/p>\n
V\u1edbi nh\u1eefng ng\u01b0\u1eddi d\u00f9ng hi\u1ec7n \u0111ang s\u1eed d\u1ee5ng g\u00f3i c\u01b0\u1edbc 3G h\u00e0ng th\u00e1ng, c\u00f3 th\u1ec3 h\u1ecd s\u1ebd \u0111\u01b0\u1ee3c n\u00e2ng c\u1ea5p l\u00ean m\u1ea1ng 4G m\u00e0 kh\u00f4ng c\u1ea7n thay \u0111\u1ed5i gi\u00e1 c\u01b0\u1edbc. \u0110i\u1ec1u n\u00e0y \u0111\u01a1n gi\u1ea3n ch\u1ec9 c\u1ea7n \u0111\u1ed5i SIM 4G v\u00e0 s\u1eed d\u1ee5ng m\u1ed9t chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i c\u00f3 h\u1ed7 tr\u1ee3 k\u1ebft n\u1ed1i 4G, m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi s\u1ef1 thay \u0111\u1ed5i v\u1ec1 gi\u00e1.<\/p>\n
L\u1ee3i \u00edch m\u1ea1ng vi\u1ec5n\u00a0 cho ng\u01b0\u1eddi d\u00f9ng<\/h3>\n
L\u1ee3i \u00edch l\u1edbn nh\u1ea5t c\u1ee7a m\u1ea1ng LTE l\u00e0 kh\u1ea3 n\u0103ng truy\u1ec1n d\u1eef li\u1ec7u v\u1edbi t\u1ed1c \u0111\u1ed9 cao. N\u00f3 c\u00f3 th\u1ec3 t\u1ea3i d\u1eef li\u1ec7u v\u1edbi t\u1ed1c \u0111\u1ed9 l\u1edbn h\u01a1n 100 Mbps v\u00e0 g\u1eedi d\u1eef li\u1ec7u v\u1edbi t\u1ed1c \u0111\u1ed9 cao h\u01a1n 50 Mbps, ph\u1ee5 thu\u1ed9c v\u00e0o b\u0103ng th\u00f4ng c\u1ee7a t\u1eebng k\u00eanh, c\u1ea5u tr\u00fac MIMO v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng m\u1ea1ng.<\/p>\n
<\/p>\nHi\u1ec7n nay, h\u1ea7u h\u1ebft c\u00e1c m\u1ea1ng vi\u1ec5n th\u00f4ng cung c\u1ea5p t\u1ed1c \u0111\u1ed9 t\u1eeb 5 Mbps \u0111\u1ebfn 25 Mbps, nh\u01b0ng trong t\u01b0\u01a1ng lai, t\u1ed1c \u0111\u1ed9 n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c n\u00e2ng cao \u0111\u1ec3 ph\u1ee5c v\u1ee5 c\u00e1c d\u1ecbch v\u1ee5 Internet cao c\u1ea5p h\u01a1n.<\/p>\n
C\u00e1c thi\u1ebft b\u1ecb nh\u01b0 laptop, \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, m\u00e1y t\u00ednh b\u1ea3ng v\u00e0 th\u1eadm ch\u00ed c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed v\u00e0 m\u00e1y \u1ea3nh s\u1eed d\u1ee5ng m\u1ea1ng n\u00e0y \u0111\u1ec3 truy c\u1eadp m\u1ea1ng m\u00e0 kh\u00f4ng g\u1eb7p s\u1ef1 c\u1ea3n tr\u1edf nh\u01b0 tr\u01b0\u1edbc \u0111\u00e2y.<\/p>\n
S\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a c\u00e1c d\u1ecbch v\u1ee5 VoIP s\u1eed d\u1ee5ng m\u1ea1ng \u0111ang thay th\u1ebf c\u00e1c d\u1ecbch v\u1ee5 \u0111i\u1ec7n tho\u1ea1i truy\u1ec1n th\u1ed1ng v\u00e0 tin nh\u1eafn v\u0103n b\u1ea3n, mang l\u1ea1i l\u1ee3i \u00edch trong vi\u1ec7c ti\u1ebft ki\u1ec7m chi ph\u00ed x\u00e2y d\u1ef1ng v\u00e0 b\u1ea3o tr\u00ec h\u1ec7 th\u1ed1ng. Ngo\u00e0i ra, kh\u1ea3 n\u0103ng “plug and play,” t\u1ef1 \u0111\u1ed9ng c\u1ea5u h\u00ecnh v\u00e0 t\u1ed1i \u01b0u h\u00f3a s\u1ebd l\u00e0 l\u1ee3i th\u1ebf m\u1edbi \u0111\u1ed1i v\u1edbi c\u00f4ng ngh\u1ec7 n\u00e0y.<\/p>\n
K\u1ebft lu\u1eadn<\/h2>\n
M\u1ea1ng LTE (Long-Term Evolution) l\u00e0 m\u1ed9t ti\u00eau chu\u1ea9n m\u1ea1ng di \u0111\u1ed9ng ti\u00ean ti\u1ebfn, \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a m\u1ea1ng di \u0111\u1ed9ng v\u00e0 cung c\u1ea5p t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao c\u00f9ng kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh. Hy v\u1ecdng nh\u1eefng th\u00f4ng tin ch\u00fang t\u00f4i chia s\u1ebb tr\u00ean \u0111\u00e2y s\u1ebd gi\u1ea3i \u0111\u00e1p \u0111\u01b0\u1ee3c th\u1eafc m\u1eafc c\u1ee7a b\u1ea1n. \u0110\u1eebng qu\u00ean truy c\u1eadp v\u00e0o trang tin nhanh c\u1ee7a Ho\u00e0ng H\u00e0 Mobile \u0111\u1ec3 c\u1eadp nh\u1eadt th\u00eam c\u00e1c th\u00f4ng tin h\u1eefu \u00edch kh\u00e1c li\u00ean quan \u0111\u1ebfn nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau nh\u00e9.<\/p>\n
Tham kh\u1ea3o th\u00eam:<\/p>\n
- \n
- \u0110\u1ea7u s\u1ed1 037 l\u00e0 m\u1ea1ng g\u00ec? \u00dd ngh\u0129a c\u1ee7a \u0111\u1ea7u s\u1ed1 l\u00e0 g\u00ec?<\/a><\/li>\n
- H\u01b0\u1edbng d\u1eabn c\u00e1ch quy \u0111\u1ed5i 1TB b\u1eb1ng bao nhi\u00eau GB?<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"
M\u1ea1ng LTE (Long-Term Evolution) l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 m\u1ea1ng di \u0111\u1ed9ng ti\u00ean ti\u1ebfn, \u0111\u00e1nh d\u1ea5u m\u1ed9t b\u01b0\u1edbc ti\u1ebfn quan tr\u1ecdng trong s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a m\u1ea1ng di \u0111\u1ed9ng. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 cung c\u1ea5p t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao v\u00e0 kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u ng\u00e0y c\u00e0ng t\u0103ng […]<\/p>\n","protected":false},"author":85,"featured_media":266904,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29235,3910],"tags":[],"class_list":["post-258676","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goc-to-mo","category-kham-pha"],"yoast_head":"\n
M\u1ea1ng LTE l\u00e0 g\u00ec? M\u1ea1ng LTE v\u00e0 4G c\u00f3 gi\u1ed1ng nhau kh\u00f4ng?<\/title>\n<meta name=\"description\" content=\"LTE l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a Long-Term Evolution, v\u00e0 \u0111\u00e2y l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 m\u1ea1ng di \u0111\u1ed9ng kh\u00f4ng d\u00e2y s\u1eed d\u1ee5ng \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u v\u00e0 tho\u1ea1i.\" \/>\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\/lte\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"M\u1ea1ng LTE l\u00e0 g\u00ec? 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- \u0110\u1ea7u s\u1ed1 037 l\u00e0 m\u1ea1ng g\u00ec? \u00dd ngh\u0129a c\u1ee7a \u0111\u1ea7u s\u1ed1 l\u00e0 g\u00ec?<\/a><\/li>\n