{"id":2514,"date":"2025-12-03T14:17:17","date_gmt":"2025-12-03T07:17:17","guid":{"rendered":"https:\/\/adstechnology.vn\/?p=2514"},"modified":"2025-12-03T14:17:17","modified_gmt":"2025-12-03T07:17:17","slug":"cong-nghe-iot-co-can-internet-toc-do-cao","status":"publish","type":"post","link":"https:\/\/adstechnology.vn\/en\/cong-nghe-iot-co-can-internet-toc-do-cao.html","title":{"rendered":"C\u00f4ng ngh\u1ec7 IoT c\u00f3 c\u1ea7n Internet t\u1ed1c \u0111\u1ed9 cao \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 kh\u00f4ng?"},"content":{"rendered":"<p data-start=\"2113\" data-end=\"2471\">C\u00f4ng ngh\u1ec7 IoT \u0111ang m\u1edf ra m\u1ed9t k\u1ef7 nguy\u00ean k\u1ebft n\u1ed1i th\u00f4ng minh, n\u01a1i m\u1ecdi thi\u1ebft b\u1ecb \u2014 t\u1eeb b\u00f3ng \u0111\u00e8n, m\u00e1y l\u1ea1nh, camera cho \u0111\u1ebfn m\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p \u2014 \u0111\u1ec1u c\u00f3 th\u1ec3 trao \u0111\u1ed5i d\u1eef li\u1ec7u v\u1edbi nhau. S\u1ef1 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng c\u1ee7a C\u00f4ng ngh\u1ec7 IoT khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi \u0111\u1eb7t ra c\u00e2u h\u1ecfi quan tr\u1ecdng: <em data-start=\"2378\" data-end=\"2469\">Li\u1ec7u C\u00f4ng ngh\u1ec7 IoT c\u00f3 b\u1eaft bu\u1ed9c ph\u1ea3i ch\u1ea1y tr\u00ean Internet t\u1ed1c \u0111\u1ed9 cao m\u1edbi ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3?<\/em><\/p>\n<p data-start=\"2473\" data-end=\"2790\">Th\u1ef1c t\u1ebf cho th\u1ea5y, thi\u1ebft b\u1ecb IoT kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng y\u00eau c\u1ea7u m\u1ea1ng c\u1ef1c m\u1ea1nh, nh\u01b0ng n\u00f3 l\u1ea1i ph\u1ee5 thu\u1ed9c r\u1ea5t l\u1edbn v\u00e0o <strong data-start=\"2587\" data-end=\"2640\">\u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, \u0111\u1ed9 tr\u1ec5, b\u0103ng th\u00f4ng v\u00e0 quy m\u00f4 thi\u1ebft b\u1ecb<\/strong>. T\u00f9y lo\u1ea1i \u1ee9ng d\u1ee5ng, thi\u1ebft b\u1ecb IoT c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng t\u1eeb Wi-Fi gia \u0111\u00ecnh, m\u1ea1ng 4G\/5G cho \u0111\u1ebfn c\u00e1c giao th\u1ee9c ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng nh\u01b0 Zigbee, LoRa, NB-IoT.<\/p>\n<p data-start=\"2792\" data-end=\"2983\">Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd ph\u00e2n t\u00edch r\u00f5 c\u00e1ch C\u00f4ng ngh\u1ec7 IoT ho\u1ea1t \u0111\u1ed9ng, thi\u1ebft b\u1ecb c\u1ea7n lo\u1ea1i m\u1ea1ng n\u00e0o, khi n\u00e0o c\u1ea7n t\u1ed1c \u0111\u1ed9 cao v\u00e0 nh\u1eefng gi\u1ea3i ph\u00e1p \u0111\u1ea3m b\u1ea3o IoT ch\u1ea1y \u1ed5n \u0111\u1ecbnh ngay c\u1ea3 khi m\u1ea1ng y\u1ebfu.<\/p>\n<h2 data-start=\"2990\" data-end=\"3054\">1. C\u00f4ng ngh\u1ec7 IoT l\u00e0 g\u00ec?<\/h2>\n<p data-start=\"3055\" data-end=\"3276\">C\u00f4ng ngh\u1ec7 IoT (Internet of Things) l\u00e0 t\u1eadp h\u1ee3p c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c g\u1eafn c\u1ea3m bi\u1ebfn, ph\u1ea7n m\u1ec1m v\u00e0 k\u1ebft n\u1ed1i m\u1ea1ng \u0111\u1ec3 thu th\u1eadp, truy\u1ec1n v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u. M\u1ed7i thi\u1ebft b\u1ecb IoT l\u00e0 m\u1ed9t \u201cn\u00fat th\u00f4ng minh\u201d ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean ba th\u00e0nh ph\u1ea7n ch\u00ednh:<\/p>\n<h3 data-start=\"3278\" data-end=\"3331\">C\u1ea3m bi\u1ebfn v\u00e0 ph\u1ea7n c\u1ee9ng thu th\u1eadp d\u1eef li\u1ec7u<\/h3>\n<p data-start=\"3332\" data-end=\"3603\">C\u1ea3m bi\u1ebfn l\u00e0 n\u01a1i thi\u1ebft b\u1ecb IoT b\u1eaft \u0111\u1ea7u ho\u1ea1t \u0111\u1ed9ng. Ch\u00fang theo d\u00f5i c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m, chuy\u1ec3n \u0111\u1ed9ng, \u00e1nh s\u00e1ng, v\u1ecb tr\u00ed, \u00e2m thanh\u2026 Nh\u1eefng d\u1eef li\u1ec7u n\u00e0y \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh t\u00edn hi\u1ec7u s\u1ed1 v\u00e0 g\u1eedi \u0111\u1ebfn b\u1ed9 x\u1eed l\u00fd. \u0110\u00e2y l\u00e0 l\u1edbp n\u1ec1n gi\u00fap thi\u1ebft b\u1ecb IoT hi\u1ec3u m\u00f4i tr\u01b0\u1eddng xung quanh.<\/p>\n<h3 data-start=\"3605\" data-end=\"3663\">K\u1ebft n\u1ed1i m\u1ea1ng \u2013 x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a C\u00f4ng ngh\u1ec7 IoT<\/h3>\n<p data-start=\"3664\" data-end=\"3824\">Sau khi thu th\u1eadp d\u1eef li\u1ec7u, thi\u1ebft b\u1ecb IoT ph\u1ea3i g\u1eedi d\u1eef li\u1ec7u \u0111\u1ebfn m\u00e1y ch\u1ee7, \u1ee9ng d\u1ee5ng ho\u1eb7c thi\u1ebft b\u1ecb kh\u00e1c. thi\u1ebft b\u1ecb IoT c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng tr\u00ean nhi\u1ec1u chu\u1ea9n k\u1ebft n\u1ed1i nh\u01b0:<\/p>\n<ul data-start=\"3825\" data-end=\"4120\">\n<li data-start=\"3825\" data-end=\"3870\">\n<p data-start=\"3827\" data-end=\"3870\"><strong data-start=\"3827\" data-end=\"3836\">Wi-Fi<\/strong>: ph\u1ed5 bi\u1ebfn trong nh\u00e0 th\u00f4ng minh.<\/p>\n<\/li>\n<li data-start=\"3871\" data-end=\"3938\">\n<p data-start=\"3873\" data-end=\"3938\"><strong data-start=\"3873\" data-end=\"3897\">Bluetooth Low Energy<\/strong>: ti\u1ebft ki\u1ec7m pin, d\u00f9ng cho thi\u1ebft b\u1ecb \u0111eo.<\/p>\n<\/li>\n<li data-start=\"3939\" data-end=\"3996\">\n<p data-start=\"3941\" data-end=\"3996\"><strong data-start=\"3941\" data-end=\"3960\">Zigbee \/ Z-Wave<\/strong>: t\u1ed1i \u01b0u cho c\u1ea3m bi\u1ebfn, smart home.<\/p>\n<\/li>\n<li data-start=\"3997\" data-end=\"4057\">\n<p data-start=\"3999\" data-end=\"4057\"><strong data-start=\"3999\" data-end=\"4010\">LoRaWAN<\/strong>: truy\u1ec1n xa, c\u00f4ng su\u1ea5t th\u1ea5p, d\u00f9ng ngo\u00e0i tr\u1eddi.<\/p>\n<\/li>\n<li data-start=\"4058\" data-end=\"4120\">\n<p data-start=\"4060\" data-end=\"4120\"><strong data-start=\"4060\" data-end=\"4069\">4G\/5G<\/strong>: t\u1ed1c \u0111\u1ed9 cao, ph\u00f9 h\u1ee3p IoT c\u00f4ng nghi\u1ec7p v\u00e0 di \u0111\u1ed9ng.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"4122\" data-end=\"4221\">Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 thi\u1ebft b\u1ecb IoT \u0111\u1ec1u c\u1ea7n t\u1ed1c \u0111\u1ed9 Internet cao, nh\u01b0ng t\u1ea5t c\u1ea3 \u0111\u1ec1u c\u1ea7n <strong data-start=\"4204\" data-end=\"4220\">m\u1ea1ng \u1ed5n \u0111\u1ecbnh<\/strong>.<\/p>\n<h3 data-start=\"4223\" data-end=\"4293\">N\u1ec1n t\u1ea3ng x\u1eed l\u00fd \u2013 n\u01a1i C\u00f4ng ngh\u1ec7 IoT tr\u1edf n\u00ean \u201cth\u00f4ng minh\u201d<\/h3>\n<p data-start=\"4294\" data-end=\"4531\">D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn cloud ho\u1eb7c edge computing \u0111\u1ec3 ph\u00e2n t\u00edch. T\u1ea1i \u0111\u00e2y, thi\u1ebft b\u1ecb IoT s\u1eed d\u1ee5ng AI, Big Data \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n, c\u1ea3nh b\u00e1o ho\u1eb7c t\u1ef1 \u0111\u1ed9ng \u0111\u01b0a ra h\u00e0nh \u0111\u1ed9ng. Nh\u1edd \u0111\u00f3, IoT kh\u00f4ng ch\u1ec9 thu th\u1eadp d\u1eef li\u1ec7u m\u00e0 c\u00f2n x\u1eed l\u00fd v\u00e0 ra quy\u1ebft \u0111\u1ecbnh th\u00f4ng minh.<\/p>\n<p data-start=\"4294\" data-end=\"4531\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-2518 size-full\" src=\"https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/cong-nghe-iot-co-can-mang-manh-khong.png\" alt=\"c\u00f4ng ngh\u1ec7 iot c\u00f3 c\u1ea7n m\u1ea1ng m\u1ea1nh kh\u00f4ng\" width=\"2049\" height=\"1152\" srcset=\"https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/cong-nghe-iot-co-can-mang-manh-khong.png 2049w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/cong-nghe-iot-co-can-mang-manh-khong-300x169.png 300w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/cong-nghe-iot-co-can-mang-manh-khong-1024x576.png 1024w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/cong-nghe-iot-co-can-mang-manh-khong-768x432.png 768w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/cong-nghe-iot-co-can-mang-manh-khong-1536x864.png 1536w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/cong-nghe-iot-co-can-mang-manh-khong-18x10.png 18w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/cong-nghe-iot-co-can-mang-manh-khong-600x337.png 600w\" sizes=\"(max-width: 2049px) 100vw, 2049px\" \/><\/p>\n<h2 data-start=\"4538\" data-end=\"4623\">2. C\u00f4ng ngh\u1ec7 IoT c\u00f3 c\u1ea7n Internet t\u1ed1c \u0111\u1ed9 cao kh\u00f4ng? C\u00e2u tr\u1ea3 l\u1eddi: \u201cT\u00f9y \u1ee9ng d\u1ee5ng\u201d<\/h2>\n<p data-start=\"4625\" data-end=\"4796\">Kh\u00f4ng ph\u1ea3i m\u1ecdi thi\u1ebft b\u1ecb IoT \u0111\u1ec1u y\u00eau c\u1ea7u m\u1ea1ng m\u1ea1nh. M\u1ee9c \u0111\u1ed9 y\u00eau c\u1ea7u ph\u1ee5 thu\u1ed9c v\u00e0o <strong data-start=\"4705\" data-end=\"4722\">lo\u1ea1i thi\u1ebft b\u1ecb<\/strong>, <strong data-start=\"4724\" data-end=\"4746\">kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u<\/strong>, <strong data-start=\"4748\" data-end=\"4768\">\u0111\u1ed9 tr\u1ec5 c\u1ea7n thi\u1ebft<\/strong> v\u00e0 <strong data-start=\"4772\" data-end=\"4795\">t\u1ea7n su\u1ea5t truy\u1ec1n t\u1ea3i<\/strong>.<\/p>\n<h3 data-start=\"4798\" data-end=\"4852\">Nh\u1eefng thi\u1ebft b\u1ecb IoT c\u1ea7n Internet t\u1ed1c \u0111\u1ed9 cao<\/h3>\n<ul data-start=\"4853\" data-end=\"4998\">\n<li data-start=\"4853\" data-end=\"4897\">\n<p data-start=\"4855\" data-end=\"4897\">Camera an ninh (truy\u1ec1n video HD\/Full HD)<\/p>\n<\/li>\n<li data-start=\"4898\" data-end=\"4925\">\n<p data-start=\"4900\" data-end=\"4925\">Robot h\u00fat b\u1ee5i b\u1ea3n \u0111\u1ed3 3D<\/p>\n<\/li>\n<li data-start=\"4926\" data-end=\"4954\">\n<p data-start=\"4928\" data-end=\"4954\">Smart TV, loa th\u00f4ng minh<\/p>\n<\/li>\n<li data-start=\"4955\" data-end=\"4998\">\n<p data-start=\"4957\" data-end=\"4998\">IoT c\u00f4ng nghi\u1ec7p truy\u1ec1n d\u1eef li\u1ec7u li\u00ean t\u1ee5c<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5000\" data-end=\"5078\">C\u00e1c thi\u1ebft b\u1ecb n\u00e0y y\u00eau c\u1ea7u b\u0103ng th\u00f4ng l\u1edbn v\u00e0 \u0111\u1ed9 tr\u1ec5 th\u1ea5p \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng li\u1ec1n m\u1ea1ch.<\/p>\n<h3 data-start=\"5080\" data-end=\"5145\">Nh\u1eefng thi\u1ebft b\u1ecb IoT ho\u1ea1t \u0111\u1ed9ng t\u1ed1t ngay c\u1ea3 v\u1edbi m\u1ea1ng y\u1ebfu<\/h3>\n<ul data-start=\"5146\" data-end=\"5308\">\n<li data-start=\"5146\" data-end=\"5184\">\n<p data-start=\"5148\" data-end=\"5184\">C\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m, \u00e1nh s\u00e1ng<\/p>\n<\/li>\n<li data-start=\"5185\" data-end=\"5214\">\n<p data-start=\"5187\" data-end=\"5214\">C\u1ea3m bi\u1ebfn c\u1eeda, chuy\u1ec3n \u0111\u1ed9ng<\/p>\n<\/li>\n<li data-start=\"5215\" data-end=\"5246\">\n<p data-start=\"5217\" data-end=\"5246\">H\u1ec7 th\u1ed1ng \u0111o n\u01b0\u1edbc, \u0111i\u1ec7n, gas<\/p>\n<\/li>\n<li data-start=\"5247\" data-end=\"5279\">\n<p data-start=\"5249\" data-end=\"5279\">Thi\u1ebft b\u1ecb \u0111eo fitness tracker<\/p>\n<\/li>\n<li data-start=\"5280\" data-end=\"5308\">\n<p data-start=\"5282\" data-end=\"5308\">Thi\u1ebft b\u1ecb n\u00f4ng nghi\u1ec7p IoT<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5310\" data-end=\"5391\">Ch\u00fang ch\u1ec9 g\u1eedi l\u01b0\u1ee3ng d\u1eef li\u1ec7u nh\u1ecf, n\u00ean C\u00f4ng ngh\u1ec7 IoT kh\u00f4ng c\u1ea7n Internet t\u1ed1c \u0111\u1ed9 cao.<\/p>\n<h3 data-start=\"5393\" data-end=\"5452\">Tr\u01b0\u1eddng h\u1ee3p IoT kh\u00f4ng c\u1ea7n Internet v\u1eabn ho\u1ea1t \u0111\u1ed9ng<\/h3>\n<p data-start=\"5453\" data-end=\"5483\">M\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb IoT s\u1eed d\u1ee5ng:<\/p>\n<ul data-start=\"5484\" data-end=\"5540\">\n<li data-start=\"5484\" data-end=\"5497\">\n<p data-start=\"5486\" data-end=\"5497\">Bluetooth<\/p>\n<\/li>\n<li data-start=\"5498\" data-end=\"5508\">\n<p data-start=\"5500\" data-end=\"5508\">ZigBee<\/p>\n<\/li>\n<li data-start=\"5509\" data-end=\"5519\">\n<p data-start=\"5511\" data-end=\"5519\">Z-Wave<\/p>\n<\/li>\n<li data-start=\"5520\" data-end=\"5540\">\n<p data-start=\"5522\" data-end=\"5540\">M\u1ea1ng mesh n\u1ed9i b\u1ed9<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5542\" data-end=\"5643\">Ch\u00fang c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng <strong data-start=\"5565\" data-end=\"5576\">offline<\/strong> trong ph\u1ea1m vi c\u1ee5c b\u1ed9, d\u00f9 t\u00ednh n\u0103ng \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa s\u1ebd b\u1ecb h\u1ea1n ch\u1ebf.<\/p>\n<h2 data-start=\"243\" data-end=\"321\">3. Nh\u1eefng y\u1ebfu t\u1ed1 m\u1ea1ng \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a C\u00f4ng ngh\u1ec7 IoT<\/h2>\n<h3 data-start=\"323\" data-end=\"403\">3.1. \u0110\u1ed9 tr\u1ec5 (Latency) \u2013 Y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh s\u1ef1 ph\u1ea3n h\u1ed3i c\u1ee7a C\u00f4ng ngh\u1ec7 IoT<\/h3>\n<p data-start=\"404\" data-end=\"980\">Trong h\u1ec7 th\u1ed1ng IoT, \u0111\u1ed9 tr\u1ec5 l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i c\u1ee7a thi\u1ebft b\u1ecb. Khi \u0111\u1ed9 tr\u1ec5 cao, d\u1eef li\u1ec7u m\u1ea5t nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 truy\u1ec1n t\u1eeb thi\u1ebft b\u1ecb t\u1edbi m\u00e1y ch\u1ee7 v\u00e0 quay tr\u1edf l\u1ea1i, khi\u1ebfn c\u00e1c thi\u1ebft b\u1ecb IoT ph\u1ea3n \u1ee9ng ch\u1eadm h\u01a1n b\u00ecnh th\u01b0\u1eddng. \u0110\u1ed9 tr\u1ec5 th\u1ea5p gi\u00fap C\u00f4ng ngh\u1ec7 IoT ho\u1ea1t \u0111\u1ed9ng m\u01b0\u1ee3t m\u00e0, \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c x\u1eed l\u00fd theo th\u1eddi gian th\u1ef1c v\u00e0 gi\u1ea3m nguy c\u01a1 x\u1ea3y ra l\u1ed7i trong nh\u1eefng t\u00ecnh hu\u1ed1ng c\u1ea7n ph\u1ea3n \u1ee9ng nhanh.<\/p>\n<h3 data-start=\"982\" data-end=\"1080\">3.2. B\u0103ng th\u00f4ng (Bandwidth) \u2013 \u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u c\u1ee7a C\u00f4ng ngh\u1ec7 IoT<\/h3>\n<p data-start=\"1081\" data-end=\"1680\">B\u0103ng th\u00f4ng l\u00e0 y\u1ebfu t\u1ed1 m\u1ea1ng quan tr\u1ecdng t\u00e1c \u0111\u1ed9ng m\u1ea1nh \u0111\u1ebfn hi\u1ec7u su\u1ea5t C\u00f4ng ngh\u1ec7 IoT, \u0111\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c thi\u1ebft b\u1ecb truy\u1ec1n t\u1ea3i l\u01b0\u1ee3ng d\u1eef li\u1ec7u l\u1edbn nh\u01b0 camera IP, robot gi\u00e1m s\u00e1t ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb \u0111o \u0111\u1ea1c c\u00f4ng nghi\u1ec7p. Khi b\u0103ng th\u00f4ng th\u1ea5p, thi\u1ebft b\u1ecb IoT d\u1ec5 g\u1eb7p t\u00ecnh tr\u1ea1ng gi\u1eadt, tr\u1ec5 h\u00ecnh ho\u1eb7c kh\u00f4ng th\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u \u0111\u1ea7y \u0111\u1ee7. Trong khi \u0111\u00f3, c\u00e1c thi\u1ebft b\u1ecb IoT nh\u1eb9, ch\u1ec9 truy\u1ec1n d\u1eef li\u1ec7u nh\u1ecf nh\u01b0 c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9, c\u1ea3m bi\u1ebfn chuy\u1ec3n \u0111\u1ed9ng hay thi\u1ebft b\u1ecb \u0111o \u0111\u1ed9 \u1ea9m s\u1ebd kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng qu\u00e1 nhi\u1ec1u.<\/p>\n<h3 data-start=\"1682\" data-end=\"1776\">3.3. T\u1ed1c \u0111\u1ed9 m\u1ea1ng (Speed) \u2013 T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn th\u1eddi gian x\u1eed l\u00fd th\u00f4ng tin trong C\u00f4ng ngh\u1ec7 IoT<\/h3>\n<p data-start=\"1777\" data-end=\"2291\">T\u1ed1c \u0111\u1ed9 m\u1ea1ng quy\u1ebft \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 g\u1eedi v\u00e0 nh\u1eadn d\u1eef li\u1ec7u gi\u1eefa thi\u1ebft b\u1ecb IoT v\u00e0 n\u1ec1n t\u1ea3ng x\u1eed l\u00fd. V\u1edbi nh\u1eefng \u1ee9ng d\u1ee5ng C\u00f4ng ngh\u1ec7 IoT th\u1eddi gian th\u1ef1c nh\u01b0 nh\u00e0 th\u00f4ng minh, \u0111i\u1ec1u khi\u1ec3n thi\u1ebft b\u1ecb t\u1eeb xa, gi\u00e1m s\u00e1t video ho\u1eb7c xe t\u1ef1 h\u00e0nh, t\u1ed1c \u0111\u1ed9 m\u1ea1ng c\u00e0ng nhanh th\u00ec tr\u1ea3i nghi\u1ec7m c\u00e0ng ch\u00ednh x\u00e1c v\u00e0 \u1ed5n \u0111\u1ecbnh. Ng\u01b0\u1ee3c l\u1ea1i, t\u1ed1c \u0111\u1ed9 m\u1ea1ng ch\u1eadm khi\u1ebfn d\u1eef li\u1ec7u b\u1ecb k\u00e9o d\u00e0i th\u1eddi gian x\u1eed l\u00fd, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 hi\u1ec7u qu\u1ea3 v\u1eadn h\u00e0nh. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y t\u1ed1c \u0111\u1ed9 m\u1ea1ng l\u00e0 y\u1ebfu t\u1ed1 c\u1ea7n \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u \u0111\u1ec3 C\u00f4ng ngh\u1ec7 IoT ho\u1ea1t \u0111\u1ed9ng theo \u0111\u00fang \u00fd \u0111\u1ed3 thi\u1ebft k\u1ebf ban \u0111\u1ea7u.<\/p>\n<h3 data-start=\"2293\" data-end=\"2376\">3.4. \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh (Stability) \u2013 N\u1ec1n t\u1ea3ng \u0111\u1ec3 C\u00f4ng ngh\u1ec7 IoT ho\u1ea1t \u0111\u1ed9ng b\u1ec1n v\u1eefng<\/h3>\n<p data-start=\"2377\" data-end=\"2924\">D\u00f9 t\u1ed1c \u0111\u1ed9 m\u1ea1ng cao \u0111\u1ebfn \u0111\u00e2u, n\u1ebfu k\u1ebft n\u1ed1i kh\u00f4ng \u1ed5n \u0111\u1ecbnh th\u00ec C\u00f4ng ngh\u1ec7 IoT v\u1eabn kh\u00f4ng th\u1ec3 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3. S\u1ef1 gi\u00e1n \u0111o\u1ea1n k\u1ebft n\u1ed1i khi\u1ebfn thi\u1ebft b\u1ecb IoT m\u1ea5t t\u00edn hi\u1ec7u, g\u1eedi d\u1eef li\u1ec7u sai, ho\u1eb7c b\u1ecb ng\u1eaft k\u1ebft n\u1ed1i ho\u00e0n to\u00e0n. Trong c\u00e1c m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng nhi\u1ec1u thi\u1ebft b\u1ecb, s\u1ef1 \u1ed5n \u0111\u1ecbnh m\u1ea1ng c\u00f2n quan tr\u1ecdng h\u01a1n c\u1ea3 t\u1ed1c \u0111\u1ed9. V\u1edbi C\u00f4ng ngh\u1ec7 IoT, m\u1ed9t k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh gi\u00fap thi\u1ebft b\u1ecb duy tr\u00ec li\u00ean l\u1ea1c li\u00ean t\u1ee5c, \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi nh\u1eefng h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t an ninh, s\u1ea3n xu\u1ea5t ho\u1eb7c c\u1ea3nh b\u00e1o th\u1eddi gian th\u1ef1c.<\/p>\n<p data-start=\"2377\" data-end=\"2924\"><img decoding=\"async\" class=\"alignnone wp-image-2519 size-full\" src=\"https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/web-24.png\" alt=\"c\u00f4ng ngh\u1ec7 iot c\u00f3 c\u1ea7n internet t\u1ed1c \u0111\u1ed9 cao\" width=\"2049\" height=\"1152\" srcset=\"https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/web-24.png 2049w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/web-24-300x169.png 300w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/web-24-1024x576.png 1024w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/web-24-768x432.png 768w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/web-24-1536x864.png 1536w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/web-24-18x10.png 18w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/11\/web-24-600x337.png 600w\" sizes=\"(max-width: 2049px) 100vw, 2049px\" \/><\/p>\n<h2 data-start=\"2931\" data-end=\"2984\">4. C\u00e1c lo\u1ea1i m\u1ea1ng ph\u00f9 h\u1ee3p nh\u1ea5t cho C\u00f4ng ngh\u1ec7 IoT<\/h2>\n<h3 data-start=\"2986\" data-end=\"3063\">4.1. Wi-Fi \u2013 K\u1ebft n\u1ed1i ph\u1ed5 bi\u1ebfn cho C\u00f4ng ngh\u1ec7 IoT trong nh\u00e0 th\u00f4ng minh<\/h3>\n<p data-start=\"3064\" data-end=\"3549\">Wi-Fi l\u00e0 l\u1ef1a ch\u1ecdn quen thu\u1ed9c cho c\u00e1c thi\u1ebft b\u1ecb IoT trong gia \u0111\u00ecnh nh\u01b0 b\u00f3ng \u0111\u00e8n, \u0111i\u1ec1u h\u00f2a, camera hay \u1ed5 c\u1eafm th\u00f4ng minh. Wi-Fi cung c\u1ea5p t\u1ed1c \u0111\u1ed9 truy\u1ec1n t\u1ea3i nhanh v\u00e0 t\u01b0\u01a1ng th\u00edch v\u1edbi h\u1ea7u h\u1ebft thi\u1ebft b\u1ecb IoT hi\u1ec7n nay. Tuy nhi\u00ean, Wi-Fi ho\u1ea1t \u0111\u1ed9ng k\u00e9m hi\u1ec7u qu\u1ea3 khi c\u00f3 qu\u00e1 nhi\u1ec1u thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i c\u00f9ng l\u00fac, d\u1eabn \u0111\u1ebfn ngh\u1ebdn m\u1ea1ng ho\u1eb7c tr\u1ec5 t\u00edn hi\u1ec7u. Do \u0111\u00f3, khi tri\u1ec3n khai C\u00f4ng ngh\u1ec7 IoT trong nh\u00e0 th\u00f4ng minh, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n t\u1ed1i \u01b0u router ho\u1eb7c s\u1eed d\u1ee5ng Wi-Fi mesh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh.<\/p>\n<h3 data-start=\"3551\" data-end=\"3643\">4.2. 4G\/5G \u2013 X\u01b0\u01a1ng s\u1ed1ng c\u1ee7a C\u00f4ng ngh\u1ec7 IoT trong c\u00f4ng nghi\u1ec7p v\u00e0 th\u00e0nh ph\u1ed1 th\u00f4ng minh<\/h3>\n<p data-start=\"3644\" data-end=\"4076\">Trong l\u0129nh v\u1ef1c c\u00f4ng nghi\u1ec7p, C\u00f4ng ngh\u1ec7 IoT th\u01b0\u1eddng y\u00eau c\u1ea7u \u0111\u1ed9 tr\u1ec5 th\u1ea5p, t\u1ed1c \u0111\u1ed9 cao v\u00e0 kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh tr\u00ean ph\u1ea1m vi r\u1ed9ng. C\u00f4ng ngh\u1ec7 4G v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 5G \u0111\u00e1p \u1ee9ng ho\u00e0n h\u1ea3o nh\u1eefng y\u00eau c\u1ea7u n\u00e0y, gi\u00fap thi\u1ebft b\u1ecb IoT ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c, gi\u00e1m s\u00e1t theo th\u1eddi gian th\u1ef1c v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u l\u1edbn. 5G c\u00f2n m\u1edf ra nhi\u1ec1u kh\u1ea3 n\u0103ng m\u1edbi cho C\u00f4ng ngh\u1ec7 IoT nh\u01b0 xe t\u1ef1 h\u00e0nh, robot c\u00f4ng nghi\u1ec7p, gi\u00e1m s\u00e1t h\u1ea1 t\u1ea7ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa c\u1ef1c k\u1ef3 nh\u1ea1y.<\/p>\n<h3 data-start=\"4078\" data-end=\"4169\">4.3. LoRaWAN \u2013 L\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u cho thi\u1ebft b\u1ecb IoT truy\u1ec1n xa v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/h3>\n<p data-start=\"4170\" data-end=\"4575\">LoRaWAN l\u00e0 gi\u1ea3i ph\u00e1p l\u00fd t\u01b0\u1edfng cho c\u00e1c thi\u1ebft b\u1ecb IoT y\u00eau c\u1ea7u truy\u1ec1n d\u1eef li\u1ec7u kho\u1ea3ng c\u00e1ch xa nh\u01b0ng kh\u00f4ng c\u1ea7n t\u1ed1c \u0111\u1ed9 cao. C\u00f4ng ngh\u1ec7 n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong n\u00f4ng nghi\u1ec7p, gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng, qu\u1ea3n l\u00fd \u0111\u00f4 th\u1ecb ho\u1eb7c c\u00e1c c\u1ea3m bi\u1ebfn ngo\u00e0i tr\u1eddi. Nh\u1edd kh\u1ea3 n\u0103ng truy\u1ec1n xa \u0111\u1ebfn h\u00e0ng km v\u00e0 ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng c\u1ef1c th\u1ea5p, LoRaWAN gi\u00fap thi\u1ebft b\u1ecb IoT ho\u1ea1t \u0111\u1ed9ng l\u00e2u d\u00e0i, ph\u00f9 h\u1ee3p cho c\u00e1c gi\u1ea3i ph\u00e1p gi\u00e1m s\u00e1t li\u00ean t\u1ee5c.<\/p>\n<h3 data-start=\"4577\" data-end=\"4665\">4.4. Zigbee v\u00e0 Z-Wave \u2013 H\u1ec7 sinh th\u00e1i \u1ed5n \u0111\u1ecbnh cho thi\u1ebft b\u1ecb IoT trong smart home<\/h3>\n<p data-start=\"4666\" data-end=\"5128\">Zigbee v\u00e0 Z-Wave t\u1ea1o th\u00e0nh m\u1ea1ng mesh gi\u00fap m\u1edf r\u1ed9ng ph\u1ea1m vi k\u1ebft n\u1ed1i m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c thi\u1ebft b\u1ecb IoT trong nh\u00e0 th\u00f4ng minh nh\u01b0 c\u1ea3m bi\u1ebfn c\u1eeda, c\u00f4ng t\u1eafc th\u00f4ng minh, c\u1eeda cu\u1ed1n, h\u1ec7 th\u1ed1ng c\u1ea3nh b\u00e1o. Nh\u1edd kh\u1ea3 n\u0103ng ph\u1ee7 s\u00f3ng r\u1ed9ng v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, hai chu\u1ea9n n\u00e0y mang l\u1ea1i t\u00ednh \u1ed5n \u0111\u1ecbnh cao h\u01a1n Wi-Fi trong c\u00e1c kh\u00f4ng gian nhi\u1ec1u ph\u00f2ng. Tuy nhi\u00ean, ch\u00fang c\u1ea7n m\u1ed9t hub trung t\u00e2m \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng, \u0111i\u1ec1u n\u00e0y khi\u1ebfn h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p h\u01a1n m\u1ed9t ch\u00fat khi thi\u1ebft l\u1eadp.<\/p>\n<h2 data-start=\"5135\" data-end=\"5212\">5. Gi\u1ea3i ph\u00e1p gi\u00fap C\u00f4ng ngh\u1ec7 IoT ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 ngay c\u1ea3 khi m\u1ea1ng y\u1ebfu<\/h2>\n<p data-start=\"5214\" data-end=\"5639\">Trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, ng\u01b0\u1eddi d\u00f9ng v\u1eabn c\u00f3 th\u1ec3 v\u1eadn h\u00e0nh C\u00f4ng ngh\u1ec7 IoT \u1ed5n \u0111\u1ecbnh d\u00f9 t\u1ed1c \u0111\u1ed9 m\u1ea1ng kh\u00f4ng cao, mi\u1ec5n l\u00e0 bi\u1ebft <strong>t\u1ed1i \u01b0u h\u1ec7 th\u1ed1ng<\/strong>. M\u1ed9t trong nh\u1eefng gi\u1ea3i ph\u00e1p quan tr\u1ecdng l\u00e0 t\u1ed1i \u01b0u router v\u00e0 \u01b0u ti\u00ean b\u0103ng t\u1ea7n 2.4GHz cho thi\u1ebft b\u1ecb IoT, v\u00ec b\u0103ng t\u1ea7n n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng xuy\u00ean t\u01b0\u1eddng t\u1ed1t v\u00e0 k\u1ebft n\u1ed1i xa h\u01a1n. Ngo\u00e0i ra, s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb IoT c\u00f3 b\u1ed9 nh\u1edb \u0111\u1ec7m gi\u00fap l\u01b0u t\u1ea1m d\u1eef li\u1ec7u khi m\u1ea5t k\u1ebft n\u1ed1i, \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb IoT v\u1eabn ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c.<\/p>\n<p data-start=\"5641\" data-end=\"6032\">V\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 nhi\u1ec1u thi\u1ebft b\u1ecb, s\u1eed d\u1ee5ng giao th\u1ee9c Zigbee ho\u1eb7c Z-Wave thay v\u00ec Wi-Fi gi\u00fap gi\u1ea3m t\u1ea3i \u0111\u00e1ng k\u1ec3 cho m\u1ea1ng. \u0110\u1ed1i v\u1edbi ng\u00f4i nh\u00e0 l\u1edbn, tri\u1ec3n khai Wi-Fi mesh gi\u00fap m\u1edf r\u1ed9ng v\u00f9ng ph\u1ee7 s\u00f3ng, tr\u00e1nh \u0111i\u1ec3m ch\u1ebft v\u00e0 gi\u1eef cho thi\u1ebft b\u1ecb IoT lu\u00f4n k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh. M\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng quan tr\u1ecdng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1ch ra th\u00e0nh m\u1ea1ng ri\u00eang ho\u1eb7c d\u00f9ng 4G\/5G \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng khi m\u1ea1ng ch\u00ednh g\u1eb7p s\u1ef1 c\u1ed1.<\/p>\n<p data-start=\"6034\" data-end=\"6155\">Nh\u1edd nh\u1eefng gi\u1ea3i ph\u00e1p n\u00e0y, C\u00f4ng ngh\u1ec7 IoT v\u1eabn duy tr\u00ec hi\u1ec7u su\u1ea5t cao v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh t\u1ed1t ngay c\u1ea3 trong m\u00f4i tr\u01b0\u1eddng m\u1ea1ng h\u1ea1n ch\u1ebf.<\/p>\n<h2 data-start=\"7111\" data-end=\"7207\">6. K\u1ebft lu\u1eadn: C\u00f4ng ngh\u1ec7 IoT kh\u00f4ng nh\u1ea5t thi\u1ebft c\u1ea7n Internet m\u1ea1nh, nh\u01b0ng c\u1ea7n Internet ph\u00f9 h\u1ee3p<\/h2>\n<p data-start=\"7209\" data-end=\"7555\">C\u00f4ng ngh\u1ec7 IoT c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t ngay c\u1ea3 v\u1edbi m\u1ea1ng y\u1ebfu, mi\u1ec5n l\u00e0 thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p v\u1edbi ki\u1ec3u d\u1eef li\u1ec7u v\u00e0 m\u00f4 h\u00ecnh k\u1ebft n\u1ed1i. Nh\u1eefng h\u1ec7 th\u1ed1ng IoT b\u0103ng th\u00f4ng nh\u1ecf nh\u01b0 c\u1ea3m bi\u1ebfn an ninh, n\u00f4ng nghi\u1ec7p, nh\u00e0 th\u00f4ng minh v\u1eabn ho\u1ea1t \u0111\u1ed9ng t\u1ed1t v\u1edbi t\u1ed1c \u0111\u1ed9 trung b\u00ecnh. Tuy nhi\u00ean, c\u00e1c \u1ee9ng d\u1ee5ng truy\u1ec1n d\u1eef li\u1ec7u l\u1edbn nh\u01b0 camera, robot, s\u1ea3n xu\u1ea5t th\u00f4ng minh c\u1ea7n m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao.<\/p>\n<p data-start=\"7557\" data-end=\"7682\">\u0110i\u1ec1u quan tr\u1ecdng nh\u1ea5t kh\u00f4ng ph\u1ea3i l\u00e0 <strong data-start=\"7592\" data-end=\"7605\">m\u1ea1ng m\u1ea1nh<\/strong>, m\u00e0 l\u00e0 <strong data-start=\"7613\" data-end=\"7653\">m\u1ea1ng \u1ed5n \u0111\u1ecbnh v\u00e0 t\u1ed1i \u01b0u \u0111\u00fang m\u1ee5c \u0111\u00edch<\/strong> cho t\u1eebng lo\u1ea1i thi\u1ebft b\u1ecb IoT.<\/p>\n<p data-start=\"7557\" data-end=\"7682\"><strong>C\u00f4ng Ty CP ADS JSC<\/strong><br \/>\n<strong data-start=\"8288\" data-end=\"8352\">\u0110\u1ecba ch\u1ec9: T\u1ea7ng 4, T\u00f2a nh\u00e0 IOS, S\u1ed1 29 \u0110\u01b0\u1eddng 18, ph\u01b0\u1eddng Hi\u1ec7p B\u00ecnh, Th\u00e0nh Ph\u1ed1 H\u1ed3 Ch\u00ed Minh.<br \/>\nFanpage:\u00a0<a href=\"https:\/\/www.facebook.com\/adsvietnamofficical\/\" target=\"_blank\" rel=\"noopener\">ADS AJC<\/a><br \/>\nWebsite:\u00a0<a href=\"https:\/\/adstechnology.vn\/\">https:\/\/adstechnology.vn\/\u00a0\u00a0<\/a><\/strong><\/p>","protected":false},"excerpt":{"rendered":"<p>C\u00f4ng ngh\u1ec7 IoT \u0111ang m\u1edf ra m\u1ed9t k\u1ef7 nguy\u00ean k\u1ebft n\u1ed1i th\u00f4ng minh, n\u01a1i m\u1ecdi thi\u1ebft b\u1ecb \u2014 t\u1eeb b\u00f3ng \u0111\u00e8n, m\u00e1y l\u1ea1nh, camera cho \u0111\u1ebfn m\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p \u2014 \u0111\u1ec1u c\u00f3 th\u1ec3 trao \u0111\u1ed5i d\u1eef li\u1ec7u v\u1edbi nhau. S\u1ef1 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng c\u1ee7a C\u00f4ng ngh\u1ec7 IoT khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi \u0111\u1eb7t ra c\u00e2u h\u1ecfi quan tr\u1ecdng: Li\u1ec7u C\u00f4ng ngh\u1ec7 IoT c\u00f3 b\u1eaft bu\u1ed9c ph\u1ea3i ch\u1ea1y tr\u00ean Internet t\u1ed1c \u0111\u1ed9 cao m\u1edbi ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3? Th\u1ef1c t\u1ebf cho th\u1ea5y, thi\u1ebft b\u1ecb IoT kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng y\u00eau c\u1ea7u m\u1ea1ng c\u1ef1c m\u1ea1nh, nh\u01b0ng n\u00f3 l\u1ea1i ph\u1ee5 thu\u1ed9c r\u1ea5t l\u1edbn v\u00e0o \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, \u0111\u1ed9 tr\u1ec5, b\u0103ng th\u00f4ng v\u00e0 quy m\u00f4 thi\u1ebft b\u1ecb. T\u00f9y lo\u1ea1i \u1ee9ng d\u1ee5ng, thi\u1ebft b\u1ecb IoT c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng t\u1eeb Wi-Fi gia \u0111\u00ecnh, m\u1ea1ng 4G\/5G cho \u0111\u1ebfn c\u00e1c giao th\u1ee9c ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng nh\u01b0 Zigbee, LoRa, NB-IoT. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd ph\u00e2n t\u00edch r\u00f5 c\u00e1ch C\u00f4ng ngh\u1ec7 IoT ho\u1ea1t \u0111\u1ed9ng, thi\u1ebft b\u1ecb c\u1ea7n lo\u1ea1i m\u1ea1ng n\u00e0o, khi n\u00e0o c\u1ea7n t\u1ed1c \u0111\u1ed9 cao v\u00e0 nh\u1eefng gi\u1ea3i ph\u00e1p \u0111\u1ea3m b\u1ea3o IoT ch\u1ea1y \u1ed5n \u0111\u1ecbnh ngay c\u1ea3 khi m\u1ea1ng y\u1ebfu. 1. C\u00f4ng ngh\u1ec7 IoT l\u00e0 g\u00ec? C\u00f4ng ngh\u1ec7 IoT (Internet of Things) l\u00e0 t\u1eadp h\u1ee3p c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c g\u1eafn c\u1ea3m bi\u1ebfn, ph\u1ea7n m\u1ec1m v\u00e0 k\u1ebft n\u1ed1i m\u1ea1ng \u0111\u1ec3 thu th\u1eadp, truy\u1ec1n v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u. M\u1ed7i thi\u1ebft b\u1ecb IoT l\u00e0 m\u1ed9t \u201cn\u00fat th\u00f4ng minh\u201d ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean ba th\u00e0nh ph\u1ea7n ch\u00ednh: C\u1ea3m bi\u1ebfn v\u00e0 ph\u1ea7n c\u1ee9ng thu th\u1eadp d\u1eef li\u1ec7u C\u1ea3m bi\u1ebfn l\u00e0 n\u01a1i thi\u1ebft b\u1ecb IoT b\u1eaft \u0111\u1ea7u ho\u1ea1t \u0111\u1ed9ng. Ch\u00fang theo d\u00f5i c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m, chuy\u1ec3n \u0111\u1ed9ng, \u00e1nh s\u00e1ng, v\u1ecb tr\u00ed, \u00e2m thanh\u2026 Nh\u1eefng d\u1eef li\u1ec7u n\u00e0y \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh t\u00edn hi\u1ec7u s\u1ed1 v\u00e0 g\u1eedi \u0111\u1ebfn b\u1ed9 x\u1eed l\u00fd. \u0110\u00e2y l\u00e0 l\u1edbp n\u1ec1n gi\u00fap thi\u1ebft b\u1ecb IoT hi\u1ec3u m\u00f4i tr\u01b0\u1eddng xung quanh. K\u1ebft n\u1ed1i m\u1ea1ng \u2013 x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a C\u00f4ng ngh\u1ec7 IoT Sau khi thu th\u1eadp d\u1eef li\u1ec7u, thi\u1ebft b\u1ecb IoT ph\u1ea3i g\u1eedi d\u1eef li\u1ec7u \u0111\u1ebfn m\u00e1y ch\u1ee7, \u1ee9ng d\u1ee5ng ho\u1eb7c thi\u1ebft b\u1ecb kh\u00e1c. thi\u1ebft b\u1ecb IoT c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng tr\u00ean nhi\u1ec1u chu\u1ea9n k\u1ebft n\u1ed1i nh\u01b0: Wi-Fi: ph\u1ed5 bi\u1ebfn trong nh\u00e0 th\u00f4ng minh. Bluetooth Low Energy: ti\u1ebft ki\u1ec7m pin, d\u00f9ng cho thi\u1ebft b\u1ecb \u0111eo. Zigbee \/ Z-Wave: t\u1ed1i \u01b0u cho c\u1ea3m bi\u1ebfn, smart home. LoRaWAN: truy\u1ec1n xa, c\u00f4ng su\u1ea5t th\u1ea5p, d\u00f9ng ngo\u00e0i tr\u1eddi. 4G\/5G: t\u1ed1c \u0111\u1ed9 cao, ph\u00f9 h\u1ee3p IoT c\u00f4ng nghi\u1ec7p v\u00e0 di \u0111\u1ed9ng. Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 thi\u1ebft b\u1ecb IoT \u0111\u1ec1u c\u1ea7n t\u1ed1c \u0111\u1ed9 Internet cao, nh\u01b0ng t\u1ea5t c\u1ea3 \u0111\u1ec1u c\u1ea7n m\u1ea1ng \u1ed5n \u0111\u1ecbnh. N\u1ec1n t\u1ea3ng x\u1eed l\u00fd \u2013 n\u01a1i C\u00f4ng ngh\u1ec7 IoT tr\u1edf n\u00ean \u201cth\u00f4ng minh\u201d D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn cloud ho\u1eb7c edge computing \u0111\u1ec3 ph\u00e2n t\u00edch. T\u1ea1i \u0111\u00e2y, thi\u1ebft b\u1ecb IoT s\u1eed d\u1ee5ng AI, Big Data \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n, c\u1ea3nh b\u00e1o ho\u1eb7c t\u1ef1 \u0111\u1ed9ng \u0111\u01b0a ra h\u00e0nh \u0111\u1ed9ng. Nh\u1edd \u0111\u00f3, IoT kh\u00f4ng ch\u1ec9 thu th\u1eadp d\u1eef li\u1ec7u m\u00e0 c\u00f2n x\u1eed l\u00fd v\u00e0 ra quy\u1ebft \u0111\u1ecbnh th\u00f4ng minh. 2. C\u00f4ng ngh\u1ec7 IoT c\u00f3 c\u1ea7n Internet t\u1ed1c \u0111\u1ed9 cao kh\u00f4ng? C\u00e2u tr\u1ea3 l\u1eddi: \u201cT\u00f9y \u1ee9ng d\u1ee5ng\u201d Kh\u00f4ng ph\u1ea3i m\u1ecdi thi\u1ebft b\u1ecb IoT \u0111\u1ec1u y\u00eau c\u1ea7u m\u1ea1ng m\u1ea1nh. M\u1ee9c \u0111\u1ed9 y\u00eau c\u1ea7u ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i thi\u1ebft b\u1ecb, kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u, \u0111\u1ed9 tr\u1ec5 c\u1ea7n thi\u1ebft v\u00e0 t\u1ea7n su\u1ea5t truy\u1ec1n t\u1ea3i. Nh\u1eefng thi\u1ebft b\u1ecb IoT c\u1ea7n Internet t\u1ed1c \u0111\u1ed9 cao Camera an ninh (truy\u1ec1n video HD\/Full HD) Robot h\u00fat b\u1ee5i b\u1ea3n \u0111\u1ed3 3D Smart TV, loa th\u00f4ng minh IoT c\u00f4ng nghi\u1ec7p truy\u1ec1n d\u1eef li\u1ec7u li\u00ean t\u1ee5c C\u00e1c thi\u1ebft b\u1ecb n\u00e0y y\u00eau c\u1ea7u b\u0103ng th\u00f4ng l\u1edbn v\u00e0 \u0111\u1ed9 tr\u1ec5 th\u1ea5p \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng li\u1ec1n m\u1ea1ch. Nh\u1eefng thi\u1ebft b\u1ecb IoT ho\u1ea1t \u0111\u1ed9ng t\u1ed1t ngay c\u1ea3 v\u1edbi m\u1ea1ng y\u1ebfu C\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m, \u00e1nh s\u00e1ng C\u1ea3m bi\u1ebfn c\u1eeda, chuy\u1ec3n \u0111\u1ed9ng H\u1ec7 th\u1ed1ng \u0111o n\u01b0\u1edbc, \u0111i\u1ec7n, gas Thi\u1ebft b\u1ecb \u0111eo fitness tracker Thi\u1ebft b\u1ecb n\u00f4ng nghi\u1ec7p IoT Ch\u00fang ch\u1ec9 g\u1eedi l\u01b0\u1ee3ng d\u1eef li\u1ec7u nh\u1ecf, n\u00ean C\u00f4ng ngh\u1ec7 IoT kh\u00f4ng c\u1ea7n Internet t\u1ed1c \u0111\u1ed9 cao. Tr\u01b0\u1eddng h\u1ee3p IoT kh\u00f4ng c\u1ea7n Internet v\u1eabn ho\u1ea1t \u0111\u1ed9ng M\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb IoT s\u1eed d\u1ee5ng: Bluetooth ZigBee Z-Wave M\u1ea1ng mesh n\u1ed9i b\u1ed9 Ch\u00fang c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng offline trong ph\u1ea1m vi c\u1ee5c b\u1ed9, d\u00f9 t\u00ednh n\u0103ng \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa s\u1ebd b\u1ecb h\u1ea1n ch\u1ebf. 3. Nh\u1eefng y\u1ebfu t\u1ed1 m\u1ea1ng \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a C\u00f4ng ngh\u1ec7 IoT 3.1. \u0110\u1ed9 tr\u1ec5 (Latency) \u2013 Y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh s\u1ef1 ph\u1ea3n h\u1ed3i c\u1ee7a C\u00f4ng ngh\u1ec7 IoT Trong h\u1ec7 th\u1ed1ng IoT, \u0111\u1ed9 tr\u1ec5 l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i c\u1ee7a thi\u1ebft b\u1ecb. Khi \u0111\u1ed9 tr\u1ec5 cao, d\u1eef li\u1ec7u m\u1ea5t nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 truy\u1ec1n t\u1eeb thi\u1ebft b\u1ecb t\u1edbi m\u00e1y ch\u1ee7 v\u00e0 quay tr\u1edf l\u1ea1i, khi\u1ebfn c\u00e1c thi\u1ebft b\u1ecb IoT ph\u1ea3n \u1ee9ng ch\u1eadm h\u01a1n b\u00ecnh th\u01b0\u1eddng. \u0110\u1ed9 tr\u1ec5 th\u1ea5p gi\u00fap C\u00f4ng ngh\u1ec7 IoT ho\u1ea1t \u0111\u1ed9ng m\u01b0\u1ee3t m\u00e0, \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c x\u1eed l\u00fd theo th\u1eddi gian th\u1ef1c v\u00e0 gi\u1ea3m nguy c\u01a1 x\u1ea3y ra l\u1ed7i trong nh\u1eefng t\u00ecnh hu\u1ed1ng c\u1ea7n ph\u1ea3n \u1ee9ng nhanh. 3.2. B\u0103ng th\u00f4ng (Bandwidth) \u2013 \u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u c\u1ee7a C\u00f4ng ngh\u1ec7 IoT B\u0103ng th\u00f4ng l\u00e0 y\u1ebfu t\u1ed1 m\u1ea1ng quan tr\u1ecdng t\u00e1c \u0111\u1ed9ng m\u1ea1nh \u0111\u1ebfn hi\u1ec7u su\u1ea5t C\u00f4ng ngh\u1ec7 IoT, \u0111\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c thi\u1ebft b\u1ecb truy\u1ec1n t\u1ea3i l\u01b0\u1ee3ng d\u1eef li\u1ec7u l\u1edbn nh\u01b0 camera IP, robot gi\u00e1m s\u00e1t ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb \u0111o \u0111\u1ea1c c\u00f4ng nghi\u1ec7p. Khi b\u0103ng th\u00f4ng th\u1ea5p, thi\u1ebft b\u1ecb IoT d\u1ec5 g\u1eb7p t\u00ecnh tr\u1ea1ng gi\u1eadt, tr\u1ec5 h\u00ecnh ho\u1eb7c kh\u00f4ng th\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u \u0111\u1ea7y \u0111\u1ee7. Trong khi \u0111\u00f3, c\u00e1c thi\u1ebft b\u1ecb IoT nh\u1eb9, ch\u1ec9 truy\u1ec1n d\u1eef li\u1ec7u nh\u1ecf nh\u01b0 c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9, c\u1ea3m bi\u1ebfn chuy\u1ec3n \u0111\u1ed9ng hay thi\u1ebft b\u1ecb \u0111o \u0111\u1ed9 \u1ea9m s\u1ebd kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng qu\u00e1 nhi\u1ec1u. 3.3. T\u1ed1c \u0111\u1ed9 m\u1ea1ng (Speed) \u2013 T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn th\u1eddi gian x\u1eed l\u00fd th\u00f4ng tin trong C\u00f4ng ngh\u1ec7 IoT T\u1ed1c \u0111\u1ed9 m\u1ea1ng quy\u1ebft \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 g\u1eedi v\u00e0 nh\u1eadn d\u1eef li\u1ec7u gi\u1eefa thi\u1ebft b\u1ecb IoT v\u00e0 n\u1ec1n t\u1ea3ng x\u1eed l\u00fd. V\u1edbi nh\u1eefng \u1ee9ng d\u1ee5ng C\u00f4ng ngh\u1ec7 IoT th\u1eddi gian th\u1ef1c nh\u01b0 nh\u00e0 th\u00f4ng minh, \u0111i\u1ec1u khi\u1ec3n thi\u1ebft 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PH\u1ea0M","author_link":"https:\/\/adstechnology.vn\/en\/author\/mynhens"},"rttpg_comment":0,"rttpg_category":"<a href=\"https:\/\/adstechnology.vn\/en\/category\/giai-phap\" rel=\"category tag\">Gi\u1ea3i Ph\u00e1p<\/a> <a href=\"https:\/\/adstechnology.vn\/en\/category\/tin-tuc\" rel=\"category tag\">Tin T\u1ee9c<\/a>","rttpg_excerpt":"C\u00f4ng ngh\u1ec7 IoT \u0111ang m\u1edf ra m\u1ed9t k\u1ef7 nguy\u00ean k\u1ebft n\u1ed1i th\u00f4ng minh, n\u01a1i m\u1ecdi thi\u1ebft b\u1ecb \u2014 t\u1eeb b\u00f3ng \u0111\u00e8n, m\u00e1y l\u1ea1nh, camera cho \u0111\u1ebfn m\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p \u2014 \u0111\u1ec1u c\u00f3 th\u1ec3 trao \u0111\u1ed5i d\u1eef li\u1ec7u v\u1edbi nhau. S\u1ef1 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng c\u1ee7a C\u00f4ng ngh\u1ec7 IoT khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi \u0111\u1eb7t ra c\u00e2u&hellip;","_links":{"self":[{"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/posts\/2514","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/comments?post=2514"}],"version-history":[{"count":7,"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/posts\/2514\/revisions"}],"predecessor-version":[{"id":2524,"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/posts\/2514\/revisions\/2524"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/media\/2515"}],"wp:attachment":[{"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/media?parent=2514"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/categories?post=2514"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/tags?post=2514"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}