{"id":2537,"date":"2025-12-10T08:35:14","date_gmt":"2025-12-10T01:35:14","guid":{"rendered":"https:\/\/adstechnology.vn\/?p=2537"},"modified":"2025-12-10T14:41:44","modified_gmt":"2025-12-10T07:41:44","slug":"thiet-bi-iot-hoat-dong-khi-mat-internet-khong","status":"publish","type":"post","link":"https:\/\/adstechnology.vn\/en\/thiet-bi-iot-hoat-dong-khi-mat-internet-khong.html","title":{"rendered":"Thi\u1ebft b\u1ecb IoT c\u00f3 ho\u1ea1t \u0111\u1ed9ng khi m\u1ea5t Internet kh\u00f4ng? C\u00e1ch thi\u1ebft b\u1ecb IoT v\u1eadn h\u00e0nh"},"content":{"rendered":"<p data-start=\"1747\" data-end=\"2184\">Trong th\u1eddi \u0111\u1ea1i s\u1ed1, <strong data-start=\"1766\" data-end=\"1782\">thi\u1ebft b\u1ecb IoT<\/strong> \u0111\u00e3 tr\u1edf th\u00e0nh n\u1ec1n t\u1ea3ng quan tr\u1ecdng cho c\u00e1c \u1ee9ng d\u1ee5ng nh\u00e0 th\u00f4ng minh, m\u00f4 h\u00ecnh c\u00f4ng nghi\u1ec7p t\u1ef1 \u0111\u1ed9ng v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng. IoT kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n k\u1ebft n\u1ed1i thi\u1ebft b\u1ecb v\u1edbi nhau m\u00e0 c\u00f2n t\u1ea1o ra h\u1ec7 sinh th\u00e1i cho ph\u00e9p c\u1ea3m bi\u1ebfn, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n v\u00e0 n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c. Tuy nhi\u00ean, ph\u1ea7n l\u1edbn ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec1u c\u00f3 chung m\u1ed9t th\u1eafc m\u1eafc: <strong data-start=\"2124\" data-end=\"2182\">Thi\u1ebft b\u1ecb IoT c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c khi m\u1ea5t Internet kh\u00f4ng?<\/strong><\/p>\n<p data-start=\"2186\" data-end=\"2528\">C\u00e2u tr\u1ea3 l\u1eddi ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i thi\u1ebft b\u1ecb IoT, giao th\u1ee9c k\u1ebft n\u1ed1i v\u00e0 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng. C\u00f3 nh\u1eefng thi\u1ebft b\u1ecb v\u1eabn ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng d\u00f9 kh\u00f4ng c\u00f3 Internet, nh\u01b0ng c\u0169ng c\u00f3 thi\u1ebft b\u1ecb g\u1ea7n nh\u01b0 t\u00ea li\u1ec7t n\u1ebfu m\u1ea5t k\u1ebft n\u1ed1i. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd ph\u00e2n t\u00edch chi ti\u1ebft, gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 c\u00e1ch <strong data-start=\"2451\" data-end=\"2467\">thi\u1ebft b\u1ecb IoT<\/strong> v\u1eadn h\u00e0nh trong c\u1ea3 hai tr\u1ea1ng th\u00e1i: tr\u1ef1c tuy\u1ebfn v\u00e0 ngo\u1ea1i tuy\u1ebfn.<\/p>\n<h2 data-start=\"2535\" data-end=\"2600\">1. Thi\u1ebft b\u1ecb IoT l\u00e0 g\u00ec? Kh\u00e1i ni\u1ec7m v\u00e0 c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u01a1 b\u1ea3n<\/h2>\n<p data-start=\"2602\" data-end=\"3002\">\u0110\u1ec3 bi\u1ebft <strong data-start=\"2610\" data-end=\"2667\">thi\u1ebft b\u1ecb IoT c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c khi m\u1ea5t Internet kh\u00f4ng<\/strong>, tr\u01b0\u1edbc ti\u00ean c\u1ea7n hi\u1ec3u r\u00f5 IoT l\u00e0 g\u00ec v\u00e0 c\u00e1ch n\u00f3 v\u1eadn h\u00e0nh.<br data-start=\"2722\" data-end=\"2725\" \/><strong data-start=\"2725\" data-end=\"2741\">Thi\u1ebft b\u1ecb IoT<\/strong> l\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p c\u1ea3m bi\u1ebfn, chip x\u1eed l\u00fd v\u00e0 module k\u1ebft n\u1ed1i \u0111\u1ec3 thu th\u1eadp, truy\u1ec1n d\u1eef li\u1ec7u ho\u1eb7c th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng t\u1ef1 \u0111\u1ed9ng. Nh\u1eefng thi\u1ebft b\u1ecb n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m: c\u1ea3m bi\u1ebfn \u0111o nhi\u1ec7t \u0111\u1ed9, robot h\u00fat b\u1ee5i, kh\u00f3a c\u1eeda th\u00f4ng minh, camera, c\u00f4ng t\u1eafc, thi\u1ebft b\u1ecb gia d\u1ee5ng\u2026<\/p>\n<h3 data-start=\"3004\" data-end=\"3045\">IoT ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n<p data-start=\"3046\" data-end=\"3100\">M\u1ed9t thi\u1ebft b\u1ecb IoT chu\u1ea9n th\u01b0\u1eddng c\u00f3 b\u1ed1n th\u00e0nh ph\u1ea7n ch\u00ednh:<\/p>\n<ul data-start=\"3102\" data-end=\"3386\">\n<li data-start=\"3102\" data-end=\"3186\">\n<p data-start=\"3104\" data-end=\"3186\"><strong data-start=\"3104\" data-end=\"3147\">C\u1ea3m bi\u1ebfn ho\u1eb7c thi\u1ebft b\u1ecb thu th\u1eadp d\u1eef li\u1ec7u<\/strong>: \u0111o nhi\u1ec7t \u0111\u1ed9, chuy\u1ec3n \u0111\u1ed9ng, \u00e1nh s\u00e1ng\u2026<\/p>\n<\/li>\n<li data-start=\"3187\" data-end=\"3243\">\n<p data-start=\"3189\" data-end=\"3243\"><strong data-start=\"3189\" data-end=\"3201\">B\u1ed9 x\u1eed l\u00fd<\/strong>: ph\u00e2n t\u00edch d\u1eef li\u1ec7u v\u00e0 \u0111\u01b0a ra h\u00e0nh \u0111\u1ed9ng.<\/p>\n<\/li>\n<li data-start=\"3244\" data-end=\"3307\">\n<p data-start=\"3246\" data-end=\"3307\"><strong data-start=\"3246\" data-end=\"3264\">Module k\u1ebft n\u1ed1i<\/strong>: WiFi, Bluetooth, Zigbee, Z-Wave, LoRa,\u2026<\/p>\n<\/li>\n<li data-start=\"3308\" data-end=\"3386\">\n<p data-start=\"3310\" data-end=\"3386\"><strong data-start=\"3310\" data-end=\"3333\">Ph\u1ea7n m\u1ec1m \u0111i\u1ec1u khi\u1ec3n<\/strong>: \u1ee9ng d\u1ee5ng ho\u1eb7c n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y \u0111\u1ec3 qu\u1ea3n l\u00fd thi\u1ebft b\u1ecb.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"3388\" data-end=\"3589\">Khi c\u00f3 Internet, thi\u1ebft b\u1ecb IoT truy\u1ec1n th\u00f4ng tin l\u00ean cloud \u0111\u1ec3 x\u1eed l\u00fd, \u0111\u1ed3ng b\u1ed9 v\u00e0 cho ph\u00e9p \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa. Nh\u01b0ng n\u1ebfu m\u1ea5t Internet, vi\u1ec7c x\u1eed l\u00fd s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng n\u1ed9i b\u1ed9 c\u1ee7a t\u1eebng thi\u1ebft b\u1ecb.<\/p>\n<h2 data-start=\"3596\" data-end=\"3680\">2. Thi\u1ebft b\u1ecb IoT c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c khi m\u1ea5t Internet kh\u00f4ng? C\u00e2u tr\u1ea3 l\u1eddi chi ti\u1ebft<\/h2>\n<p data-start=\"3682\" data-end=\"3787\">Nhi\u1ec1u ng\u01b0\u1eddi ngh\u0129 IoT = Internet, n\u00ean khi m\u1ea5t m\u1ea1ng, thi\u1ebft b\u1ecb s\u1ebd kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng. Th\u1ef1c t\u1ebf kh\u00f4ng ph\u1ea3i v\u1eady.<\/p>\n<p data-start=\"3789\" data-end=\"4036\">C\u00e2u tr\u1ea3 l\u1eddi \u0111\u00fang l\u00e0:<\/p>\n<p data-start=\"3789\" data-end=\"4036\">C\u00f3, nhi\u1ec1u thi\u1ebft b\u1ecb IoT v\u1eabn ho\u1ea1t \u0111\u1ed9ng khi m\u1ea5t Internet \u2014 nh\u01b0ng v\u1edbi \u0111i\u1ec1u ki\u1ec7n h\u1ec7 th\u1ed1ng d\u00f9ng giao th\u1ee9c c\u1ee5c b\u1ed9 ho\u1eb7c c\u00f3 b\u1ed9 x\u1eed l\u00fd n\u1ed9i b\u1ed9.<\/p>\n<p data-start=\"3789\" data-end=\"4036\">M\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb IoT kh\u00e1c s\u1ebd kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng n\u1ebfu ph\u1ee5 thu\u1ed9c to\u00e0n b\u1ed9 v\u00e0o cloud.<\/p>\n<p data-start=\"4038\" data-end=\"4065\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch ph\u00e2n lo\u1ea1i:<\/p>\n<h3 data-start=\"4072\" data-end=\"4127\">2.1. Thi\u1ebft b\u1ecb IoT v\u1eabn ho\u1ea1t \u0111\u1ed9ng khi m\u1ea5t Internet<\/h3>\n<p data-start=\"4129\" data-end=\"4233\">Nh\u00f3m n\u00e0y bao g\u1ed3m c\u00e1c thi\u1ebft b\u1ecb c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd n\u1ed9i b\u1ed9 ho\u1eb7c ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean m\u1ea1ng c\u1ee5c b\u1ed9 LAN.<br data-start=\"4224\" data-end=\"4227\" \/>V\u00ed d\u1ee5:<\/p>\n<ul data-start=\"4235\" data-end=\"4400\">\n<li data-start=\"4235\" data-end=\"4262\">\n<p data-start=\"4237\" data-end=\"4262\">C\u1ea3m bi\u1ebfn Zigbee, Z-Wave<\/p>\n<\/li>\n<li data-start=\"4263\" data-end=\"4304\">\n<p data-start=\"4265\" data-end=\"4304\">Robot h\u00fat b\u1ee5i c\u00f3 b\u1ea3n \u0111\u1ed3 l\u01b0u trong m\u00e1y<\/p>\n<\/li>\n<li data-start=\"4305\" data-end=\"4348\">\n<p data-start=\"4307\" data-end=\"4348\">C\u00f4ng t\u1eafc th\u00f4ng minh d\u00f9ng Bluetooth Mesh<\/p>\n<\/li>\n<li data-start=\"4349\" data-end=\"4400\">\n<p data-start=\"4351\" data-end=\"4400\">H\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng d\u00f9ng Zigbee nh\u01b0 Philips Hue<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"4402\" data-end=\"4493\">C\u00e1c lo\u1ea1i n\u00e0y <strong data-start=\"4415\" data-end=\"4449\">kh\u00f4ng c\u1ea7n Internet \u0111\u1ec3 v\u1eadn h\u00e0nh<\/strong>, ch\u1ec9 c\u1ea7n m\u1ed9t hub ho\u1eb7c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n n\u1ed9i b\u1ed9.<\/p>\n<p data-start=\"4495\" data-end=\"4512\">Ch\u00fang v\u1eabn c\u00f3 th\u1ec3:<\/p>\n<ul data-start=\"4514\" data-end=\"4657\">\n<li data-start=\"4514\" data-end=\"4533\">\n<p data-start=\"4516\" data-end=\"4533\">T\u1ef1 \u0111\u1ed9ng b\u1eadt\/t\u1eaft<\/p>\n<\/li>\n<li data-start=\"4534\" data-end=\"4557\">\n<p data-start=\"4536\" data-end=\"4557\">Th\u1ef1c thi l\u1ecbch tr\u00ecnh<\/p>\n<\/li>\n<li data-start=\"4558\" data-end=\"4606\">\n<p data-start=\"4560\" data-end=\"4606\">G\u1eedi t\u00edn hi\u1ec7u cho thi\u1ebft b\u1ecb kh\u00e1c c\u00f9ng h\u1ec7 th\u1ed1ng<\/p>\n<\/li>\n<li data-start=\"4607\" data-end=\"4657\">\n<p data-start=\"4609\" data-end=\"4657\">Nh\u1eadn l\u1ec7nh khi \u0111i\u1ec7n tho\u1ea1i k\u1ebft n\u1ed1i c\u00f9ng m\u1ea1ng LAN<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"4659\" data-end=\"4720\">\u0110i\u1ec3m h\u1ea1n ch\u1ebf duy nh\u1ea5t l\u00e0 b\u1ea1n <strong data-start=\"4688\" data-end=\"4719\">kh\u00f4ng \u0111i\u1ec1u khi\u1ec3n \u0111\u01b0\u1ee3c t\u1eeb xa<\/strong>.<\/p>\n<h3 data-start=\"4727\" data-end=\"4784\">2.2. Thi\u1ebft b\u1ecb IoT kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng khi m\u1ea5t Internet<\/h3>\n<p data-start=\"4786\" data-end=\"4835\">Nhi\u1ec1u thi\u1ebft b\u1ecb IoT ph\u1ee5 thu\u1ed9c ho\u00e0n to\u00e0n v\u00e0o cloud:<\/p>\n<ul data-start=\"4837\" data-end=\"5010\">\n<li data-start=\"4837\" data-end=\"4865\">\n<p data-start=\"4839\" data-end=\"4865\">Camera an ninh l\u01b0u cloud<\/p>\n<\/li>\n<li data-start=\"4866\" data-end=\"4916\">\n<p data-start=\"4868\" data-end=\"4916\">Chu\u00f4ng c\u1eeda th\u00f4ng minh nh\u1eadn di\u1ec7n AI tr\u00ean server<\/p>\n<\/li>\n<li data-start=\"4917\" data-end=\"4959\">\n<p data-start=\"4919\" data-end=\"4959\">\u1ed4 kh\u00f3a th\u00f4ng minh k\u1ebft n\u1ed1i qua Internet<\/p>\n<\/li>\n<li data-start=\"4960\" data-end=\"5010\">\n<p data-start=\"4962\" data-end=\"5010\">Thi\u1ebft b\u1ecb IoT gi\u00e1 r\u1ebb kh\u00f4ng c\u00f3 chip x\u1eed l\u00fd n\u1ed9i b\u1ed9<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5012\" data-end=\"5034\">Nh\u1eefng thi\u1ebft b\u1ecb n\u00e0y s\u1ebd:<\/p>\n<ul data-start=\"5036\" data-end=\"5141\">\n<li data-start=\"5036\" data-end=\"5060\">\n<p data-start=\"5038\" data-end=\"5060\">Kh\u00f4ng xem \u0111\u01b0\u1ee3c video<\/p>\n<\/li>\n<li data-start=\"5061\" data-end=\"5087\">\n<p data-start=\"5063\" data-end=\"5087\">Kh\u00f4ng \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa<\/p>\n<\/li>\n<li data-start=\"5088\" data-end=\"5109\">\n<p data-start=\"5090\" data-end=\"5109\">Kh\u00f4ng t\u1ef1 \u0111\u1ed9ng h\u00f3a<\/p>\n<\/li>\n<li data-start=\"5110\" data-end=\"5141\">\n<p data-start=\"5112\" data-end=\"5141\">Kh\u00f4ng nh\u1eadn th\u00f4ng b\u00e1o c\u1ea3nh b\u00e1o<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5143\" data-end=\"5202\">L\u00fd do: to\u00e0n b\u1ed9 d\u1eef li\u1ec7u v\u00e0 thu\u1eadt to\u00e1n x\u1eed l\u00fd n\u1eb1m tr\u00ean server.<\/p>\n<h3 data-start=\"5209\" data-end=\"5268\">2.3. Thi\u1ebft b\u1ecb IoT ho\u1ea1t \u0111\u1ed9ng h\u1ea1n ch\u1ebf khi m\u1ea5t Internet<\/h3>\n<p data-start=\"5270\" data-end=\"5311\">\u0110\u00e2y l\u00e0 nh\u00f3m lai, ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c m\u1ed9t ph\u1ea7n:<\/p>\n<ul data-start=\"5313\" data-end=\"5442\">\n<li data-start=\"5313\" data-end=\"5338\">\n<p data-start=\"5315\" data-end=\"5338\">T\u1ef1 \u0111\u1ed9ng h\u00f3a ch\u1ea1y \u0111\u01b0\u1ee3c<\/p>\n<\/li>\n<li data-start=\"5339\" data-end=\"5374\">\n<p data-start=\"5341\" data-end=\"5374\">C\u00e1c l\u1ec7nh \u0111\u01a1n gi\u1ea3n v\u1eabn ho\u1ea1t \u0111\u1ed9ng<\/p>\n<\/li>\n<li data-start=\"5375\" data-end=\"5402\">\n<p data-start=\"5377\" data-end=\"5402\">Kh\u00f4ng b\u00e1o v\u1ec1 \u0111i\u1ec7n tho\u1ea1i<\/p>\n<\/li>\n<li data-start=\"5403\" data-end=\"5442\">\n<p data-start=\"5405\" data-end=\"5442\">Kh\u00f4ng c\u1eadp nh\u1eadt tr\u1ea1ng th\u00e1i l\u00ean cloud<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"5444\" data-end=\"5499\">Nh\u00f3m n\u00e0y xu\u1ea5t hi\u1ec7n \u1edf nhi\u1ec1u h\u1ec7 sinh th\u00e1i nh\u00e0 th\u00f4ng minh.<\/p>\n<p data-start=\"5444\" data-end=\"5499\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-2538 size-full\" src=\"https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/he-thong-IoT-3.png\" alt=\"h\u1ec7 th\u1ed1ng IoT (3)\" width=\"2049\" height=\"1152\" srcset=\"https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/he-thong-IoT-3.png 2049w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/he-thong-IoT-3-300x169.png 300w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/he-thong-IoT-3-1024x576.png 1024w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/he-thong-IoT-3-768x432.png 768w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/he-thong-IoT-3-1536x864.png 1536w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/he-thong-IoT-3-18x10.png 18w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/he-thong-IoT-3-600x337.png 600w\" sizes=\"(max-width: 2049px) 100vw, 2049px\" \/><\/p>\n<h2 data-start=\"281\" data-end=\"353\">3. C\u00e1c giao th\u1ee9c gi\u00fap thi\u1ebft b\u1ecb IoT ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u1ea7n Internet<\/h2>\n<p data-start=\"355\" data-end=\"817\">Khi t\u00ecm hi\u1ec3u <strong data-start=\"368\" data-end=\"425\">thi\u1ebft b\u1ecb IoT c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c khi m\u1ea5t Internet kh\u00f4ng<\/strong>, c\u1ea7n hi\u1ec3u r\u1eb1ng Internet ch\u1ec9 l\u00e0 m\u1ed9t trong nhi\u1ec1u ph\u01b0\u01a1ng th\u1ee9c k\u1ebft n\u1ed1i. Nhi\u1ec1u thi\u1ebft b\u1ecb IoT hi\u1ec7n nay \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng th\u00f4ng qua c\u00e1c giao th\u1ee9c c\u1ee5c b\u1ed9, gi\u00fap h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh ngay c\u1ea3 khi m\u1ea1ng b\u1ecb gi\u00e1n \u0111o\u1ea1n. Nh\u1eefng giao th\u1ee9c n\u00e0y t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng k\u1ebft n\u1ed1i n\u1ed9i b\u1ed9, cho ph\u00e9p <strong data-start=\"714\" data-end=\"730\">thi\u1ebft b\u1ecb IoT<\/strong> giao ti\u1ebfp v\u1edbi hub trung t\u00e2m ho\u1eb7c v\u1edbi nhau m\u00e0 kh\u00f4ng ph\u1ea3i ph\u1ee5 thu\u1ed9c v\u00e0o m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y.<\/p>\n<h3 data-start=\"824\" data-end=\"903\">3.1. Zigbee \u2013 Giao th\u1ee9c ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng cho h\u1ec7 sinh th\u00e1i IoT c\u1ee5c b\u1ed9<\/h3>\n<p data-start=\"905\" data-end=\"1546\">Zigbee l\u00e0 m\u1ed9t trong nh\u1eefng giao th\u1ee9c quan tr\u1ecdng nh\u1ea5t gi\u00fap <strong data-start=\"962\" data-end=\"978\">thi\u1ebft b\u1ecb IoT<\/strong> ho\u1ea1t \u0111\u1ed9ng ngay c\u1ea3 khi m\u1ea5t Internet. V\u1edbi kh\u1ea3 n\u0103ng ti\u00eau th\u1ee5 \u0111i\u1ec7n r\u1ea5t th\u1ea5p v\u00e0 c\u01a1 ch\u1ebf m\u1ea1ng Mesh, Zigbee cho ph\u00e9p c\u00e1c thi\u1ebft b\u1ecb truy\u1ec1n t\u00edn hi\u1ec7u qua nhau, t\u1ea1o th\u00e0nh m\u1ed9t h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 linh ho\u1ea1t.<\/p>\n<p data-start=\"905\" data-end=\"1546\">Khi Internet gi\u00e1n \u0111o\u1ea1n, thi\u1ebft b\u1ecb IoT v\u1eabn c\u00f3 th\u1ec3 giao ti\u1ebfp v\u1edbi hub \u0111\u1ec3 th\u1ef1c thi c\u00e1c t\u00e1c v\u1ee5 nh\u01b0 b\u1eadt \u0111\u00e8n, \u0111i\u1ec1u khi\u1ec3n c\u1ea3m bi\u1ebfn ho\u1eb7c k\u00edch ho\u1ea1t t\u1ef1 \u0111\u1ed9ng h\u00f3a. Zigbee t\u1ea1o \u01b0u th\u1ebf l\u1edbn v\u00ec kh\u00f4ng \u0111\u00f2i h\u1ecfi b\u0103ng th\u00f4ng cao v\u00e0 ch\u1ec9 c\u1ea7n b\u1ed9 \u0111i\u1ec1u khi\u1ec3n trung t\u00e2m \u0111\u1ec3 qu\u1ea3n l\u00fd to\u00e0n b\u1ed9 m\u1ea1ng l\u01b0\u1edbi. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t hi\u1ec7u qu\u1ea3 trong nh\u00e0 th\u00f4ng minh, n\u01a1i h\u00e0ng ch\u1ee5c thi\u1ebft b\u1ecb IoT v\u1eadn h\u00e0nh song song.<\/p>\n<h3 data-start=\"1553\" data-end=\"1625\">3.2. Z-Wave \u2013 Gi\u1ea3i ph\u00e1p k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh cho thi\u1ebft b\u1ecb IoT gia \u0111\u00ecnh<\/h3>\n<p data-start=\"1627\" data-end=\"2186\">Z-Wave c\u00f3 vai tr\u00f2 t\u01b0\u01a1ng t\u1ef1 Zigbee nh\u01b0ng s\u1eed d\u1ee5ng t\u1ea7n s\u1ed1 th\u1ea5p h\u01a1n, gi\u00fap gi\u1ea3m s\u1ef1 nhi\u1ec5u t\u00edn hi\u1ec7u v\u00e0 m\u1edf r\u1ed9ng kho\u1ea3ng c\u00e1ch truy\u1ec1n. Nh\u1edd \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y, nhi\u1ec1u h\u1ec7 th\u1ed1ng nh\u00e0 th\u00f4ng minh \u01b0u ti\u00ean Z-Wave \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ed5n \u0111\u1ecbnh cho <strong data-start=\"1837\" data-end=\"1853\">thi\u1ebft b\u1ecb IoT<\/strong> trong kh\u00f4ng gian r\u1ed9ng. Khi kh\u00f4ng c\u00f3 Internet, thi\u1ebft b\u1ecb Z-Wave v\u1eabn ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng th\u00f4ng qua c\u00e1c l\u1ec7nh n\u1ed9i b\u1ed9, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c c\u1ea3m bi\u1ebfn chuy\u1ec3n \u0111\u1ed9ng, kh\u00f3a c\u1eeda th\u00f4ng minh, c\u1ea3m bi\u1ebfn c\u1eeda s\u1ed5. \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh cao v\u00e0 \u0111\u1ed9 tr\u1ec5 th\u1ea5p gi\u00fap Z-Wave tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn m\u1ea1nh m\u1ebd khi ng\u01b0\u1eddi d\u00f9ng mu\u1ed1n h\u1ec7 th\u1ed1ng IoT kh\u00f4ng b\u1ecb ng\u1eebng tr\u1ec7 trong th\u1eddi gian d\u00e0i.<\/p>\n<h3 data-start=\"2193\" data-end=\"2267\">3.3. Bluetooth v\u00e0 Bluetooth Mesh \u2013 K\u1ebft n\u1ed1i c\u1eadn t\u1ea7m cho thi\u1ebft b\u1ecb IoT<\/h3>\n<p data-start=\"2269\" data-end=\"2805\">Bluetooth v\u00e0 Bluetooth Mesh th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n trong c\u00e1c <strong data-start=\"2324\" data-end=\"2340\">thi\u1ebft b\u1ecb IoT<\/strong> thu\u1ed9c nh\u00f3m chi ph\u00ed th\u1ea5p ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb c\u1ea7n \u0111i\u1ec1u khi\u1ec3n g\u1ea7n, nh\u01b0 \u0111\u00e8n th\u00f4ng minh, c\u00f4ng t\u1eafc, c\u1ea3m bi\u1ebfn \u0111\u01a1n gi\u1ea3n. Bluetooth Mesh cho ph\u00e9p nhi\u1ec1u thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i v\u1edbi nhau, t\u1ea1o th\u00e0nh m\u1ea1ng l\u01b0\u1edbi \u0111\u1ee7 m\u1ea1nh \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng c\u1ee5c b\u1ed9 m\u00e0 kh\u00f4ng ph\u1ee5 thu\u1ed9c WiFi. Khi Internet m\u1ea5t, ng\u01b0\u1eddi d\u00f9ng v\u1eabn c\u00f3 th\u1ec3 \u0111i\u1ec1u khi\u1ec3n thi\u1ebft b\u1ecb IoT th\u00f4ng qua smartphone n\u1ebfu n\u1eb1m trong ph\u1ea1m vi k\u1ebft n\u1ed1i. \u0110i\u1ec1u n\u00e0y ph\u00f9 h\u1ee3p cho c\u00e1c m\u00f4 h\u00ecnh c\u0103n h\u1ed9 nh\u1ecf, n\u01a1i Bluetooth \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c h\u1ea7u h\u1ebft nhu c\u1ea7u t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u01a1 b\u1ea3n.<\/p>\n<h3 data-start=\"2812\" data-end=\"2883\">3.4. LoRa \/ LoRaWAN \u2013 K\u1ebft n\u1ed1i t\u1ea7m xa c\u1ef1c k\u1ef3 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/h3>\n<p data-start=\"2885\" data-end=\"3382\">LoRa v\u00e0 LoRaWAN \u0111\u1eb7c bi\u1ec7t m\u1ea1nh trong m\u00f4i tr\u01b0\u1eddng n\u00f4ng nghi\u1ec7p, c\u00f4ng nghi\u1ec7p ho\u1eb7c c\u00e1c khu v\u1ef1c c\u00f3 di\u1ec7n t\u00edch r\u1ed9ng l\u1edbn. Giao th\u1ee9c n\u00e0y gi\u00fap <strong data-start=\"3016\" data-end=\"3032\">thi\u1ebft b\u1ecb IoT<\/strong> truy\u1ec1n t\u00edn hi\u1ec7u \u1edf kho\u1ea3ng c\u00e1ch r\u1ea5t xa m\u00e0 kh\u00f4ng c\u1ea7n Internet, ch\u1ec9 ti\u00eau th\u1ee5 l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng nh\u1ecf. Nh\u1edd v\u1eady, c\u00e1c c\u1ea3m bi\u1ebfn m\u00f4i tr\u01b0\u1eddng, c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u1ea9m \u0111\u1ea5t, c\u1ea3m bi\u1ebfn kh\u00ed th\u1ea3i c\u00f4ng nghi\u1ec7p v\u1eabn c\u00f3 th\u1ec3 g\u1eedi d\u1eef li\u1ec7u v\u1ec1 b\u1ed9 thu trung t\u00e2m d\u00f9 kh\u00f4ng c\u00f3 k\u1ebft n\u1ed1i WiFi ho\u1eb7c 4G. LoRa ph\u00f9 h\u1ee3p cho c\u00e1c h\u1ec7 th\u1ed1ng y\u00eau c\u1ea7u th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c nhi\u1ec1u th\u00e1ng ho\u1eb7c nhi\u1ec1u n\u0103m.<\/p>\n<h3 data-start=\"3389\" data-end=\"3466\">3.5. RF 433\/315 MHz \u2013 Giao th\u1ee9c truy\u1ec1n th\u1ed1ng nh\u01b0ng v\u1eabn c\u1ef1c k\u1ef3 hi\u1ec7u qu\u1ea3<\/h3>\n<p data-start=\"3468\" data-end=\"3930\">RF 433MHz ho\u1eb7c 315MHz th\u01b0\u1eddng \u0111\u01b0\u1ee3c xem l\u00e0 giao th\u1ee9c c\u0169, nh\u01b0ng v\u1eabn r\u1ea5t ph\u1ed5 bi\u1ebfn trong c\u00e1c <strong data-start=\"3556\" data-end=\"3572\">thi\u1ebft b\u1ecb IoT<\/strong> nh\u01b0 c\u1ea3m bi\u1ebfn c\u1eeda, remote c\u1eeda cu\u1ed1n, c\u00f4ng t\u1eafc \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa. Nh\u1edd kh\u1ea3 n\u0103ng truy\u1ec1n t\u00edn hi\u1ec7u \u0111\u01a1n gi\u1ea3n v\u00e0 kh\u00f4ng ph\u1ee5 thu\u1ed9c Internet, RF gi\u00fap thi\u1ebft b\u1ecb IoT ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh ngay c\u1ea3 trong nh\u1eefng t\u00ecnh hu\u1ed1ng m\u1ea5t m\u1ea1ng k\u00e9o d\u00e0i. M\u1eb7c d\u00f9 kh\u00f4ng th\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p, RF l\u1ea1i c\u00f3 l\u1ee3i th\u1ebf t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i nhanh, \u0111\u1ed9 tr\u1ec5 th\u1ea5p v\u00e0 c\u1ef1c k\u1ef3 b\u1ec1n b\u1ec9 trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec5u s\u00f3ng.<\/p>\n<h2 data-start=\"3937\" data-end=\"4013\">4. T\u1ea1i sao nhi\u1ec1u thi\u1ebft b\u1ecb IoT v\u1eabn ph\u1ee5 thu\u1ed9c v\u00e0o Internet \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng?<\/h2>\n<p data-start=\"4015\" data-end=\"4436\">M\u1eb7c d\u00f9 c\u00f3 nhi\u1ec1u giao th\u1ee9c cho ph\u00e9p thi\u1ebft b\u1ecb IoT ho\u1ea1t \u0111\u1ed9ng c\u1ee5c b\u1ed9, nh\u01b0ng kh\u00f4ng \u00edt thi\u1ebft b\u1ecb l\u1ea1i ph\u1ee5 thu\u1ed9c ho\u00e0n to\u00e0n v\u00e0o Internet. Nguy\u00ean nh\u00e2n ch\u00ednh li\u00ean quan \u0111\u1ebfn m\u00f4 h\u00ecnh x\u1eed l\u00fd d\u1eef li\u1ec7u. Nhi\u1ec1u <strong data-start=\"4204\" data-end=\"4220\">thi\u1ebft b\u1ecb IoT<\/strong> s\u1eed d\u1ee5ng cloud \u0111\u1ec3 ph\u00e2n t\u00edch d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p, nh\u1eadn di\u1ec7n h\u00ecnh \u1ea3nh, ghi h\u00ecnh b\u1ea3o m\u1eadt ho\u1eb7c \u0111\u1ed3ng b\u1ed9 d\u1eef li\u1ec7u gi\u1eefa nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng. Khi Internet b\u1ecb m\u1ea5t, nh\u1eefng thi\u1ebft b\u1ecb n\u00e0y kh\u00f4ng th\u1ec3 truy c\u1eadp server, d\u1eabn \u0111\u1ebfn m\u1ea5t ch\u1ee9c n\u0103ng.<\/p>\n<p data-start=\"4438\" data-end=\"4786\">B\u00ean c\u1ea1nh \u0111\u00f3, nhi\u1ec1u nh\u00e0 s\u1ea3n xu\u1ea5t t\u1ed1i \u01b0u chi ph\u00ed b\u1eb1ng c\u00e1ch \u0111\u01b0a ph\u1ea7n l\u1edbn kh\u1ea3 n\u0103ng x\u1eed l\u00fd sang m\u00e1y ch\u1ee7 thay v\u00ec t\u00edch h\u1ee3p chip m\u1ea1nh b\u00ean trong thi\u1ebft b\u1ecb IoT. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m gi\u00e1 th\u00e0nh thi\u1ebft b\u1ecb nh\u01b0ng \u0111\u1ed3ng th\u1eddi l\u00e0m t\u0103ng s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o k\u1ebft n\u1ed1i. Ngo\u00e0i ra, vi\u1ec7c c\u1eadp nh\u1eadt firmware, b\u1ea3o m\u1eadt hay l\u01b0u tr\u1eef d\u1eef li\u1ec7u \u0111\u00e1m m\u00e2y c\u0169ng c\u1ea7n Internet \u0111\u1ec3 v\u1eadn h\u00e0nh li\u1ec1n m\u1ea1ch.<\/p>\n<p data-start=\"4788\" data-end=\"5052\">K\u1ebft qu\u1ea3 l\u00e0, c\u00e1c thi\u1ebft b\u1ecb IoT ph\u1ee5 thu\u1ed9c m\u1ea1ng th\u01b0\u1eddng g\u1eb7p h\u1ea1n ch\u1ebf: kh\u00f4ng \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa, kh\u00f4ng g\u1eedi c\u1ea3nh b\u00e1o, kh\u00f4ng xem video th\u1eddi gian th\u1ef1c v\u00e0 kh\u00f4ng th\u1ef1c thi \u0111\u01b0\u1ee3c nhi\u1ec1u t\u00e1c v\u1ee5. S\u1ef1 ph\u1ee5 thu\u1ed9c n\u00e0y khi\u1ebfn Internet \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong h\u1ec7 sinh th\u00e1i IoT hi\u1ec7n \u0111\u1ea1i.<\/p>\n<h2 data-start=\"303\" data-end=\"380\">5. C\u00e1ch gi\u00fap thi\u1ebft b\u1ecb IoT \u1ed5n \u0111\u1ecbnh v\u00e0 ho\u1ea1t \u0111\u1ed9ng ngay c\u1ea3 khi m\u1ea5t Internet<\/h2>\n<p data-start=\"382\" data-end=\"854\">\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o <strong data-start=\"393\" data-end=\"409\">thi\u1ebft b\u1ecb IoT<\/strong> lu\u00f4n duy tr\u00ec \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n x\u00e2y d\u1ef1ng m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u1ee7 linh ho\u1ea1t v\u00e0 \u1ed5n \u0111\u1ecbnh, kh\u00f4ng b\u1ecb ph\u1ee5 thu\u1ed9c ho\u00e0n to\u00e0n v\u00e0o k\u1ebft n\u1ed1i m\u1ea1ng. Khi Internet b\u1ecb gi\u00e1n \u0111o\u1ea1n, m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb IoT c\u00f3 th\u1ec3 ng\u1eebng ho\u1ea1t \u0111\u1ed9ng ho\u1eb7c gi\u1ea3m ch\u1ee9c n\u0103ng; tuy nhi\u00ean vi\u1ec7c t\u1ed1i \u01b0u h\u1ec7 th\u1ed1ng c\u1ee5c b\u1ed9 s\u1ebd gi\u00fap h\u1ea1n ch\u1ebf r\u1ee7i ro n\u00e0y. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p quan tr\u1ecdng gi\u00fap thi\u1ebft b\u1ecb IoT ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c, gi\u1eef \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao v\u00e0 kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi t\u00ecnh tr\u1ea1ng m\u1ea5t m\u1ea1ng \u0111\u1ed9t ng\u1ed9t.<\/p>\n<h3 data-start=\"861\" data-end=\"939\">5.1. Ch\u1ecdn thi\u1ebft b\u1ecb IoT h\u1ed7 tr\u1ee3 giao th\u1ee9c k\u1ebft n\u1ed1i c\u1ee5c b\u1ed9 (Zigbee, Z-Wave)<\/h3>\n<p data-start=\"941\" data-end=\"1487\">M\u1ed9t trong nh\u1eefng c\u00e1ch quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh l\u00e0 l\u1ef1a ch\u1ecdn <strong data-start=\"1019\" data-end=\"1035\">thi\u1ebft b\u1ecb IoT<\/strong> h\u1ed7 tr\u1ee3 c\u00e1c giao th\u1ee9c k\u1ebft n\u1ed1i c\u1ee5c b\u1ed9 nh\u01b0 Zigbee ho\u1eb7c Z-Wave. C\u00e1c giao th\u1ee9c n\u00e0y kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o Internet v\u00ec d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n trong ph\u1ea1m vi m\u1ea1ng n\u1ed9i b\u1ed9. \u0110i\u1ec1u n\u00e0y gi\u00fap thi\u1ebft b\u1ecb IoT duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng 100% ngay c\u1ea3 khi m\u1ea5t m\u1ea1ng, \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p cho \u0111\u00e8n th\u00f4ng minh, c\u1ea3m bi\u1ebfn chuy\u1ec3n \u0111\u1ed9ng, c\u1ea3m bi\u1ebfn c\u1eeda v\u00e0 \u1ed5 c\u1eafm t\u1ef1 \u0111\u1ed9ng. Ngo\u00e0i ra, kh\u1ea3 n\u0103ng x\u00e2y d\u1ef1ng m\u1ea1ng Mesh gi\u00fap t\u00edn hi\u1ec7u lan truy\u1ec1n \u1ed5n \u0111\u1ecbnh gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb IoT, gi\u1eef \u0111\u1ed9 tr\u1ec5 th\u1ea5p h\u01a1n nhi\u1ec1u so v\u1edbi WiFi.<\/p>\n<h3 data-start=\"1494\" data-end=\"1565\">5.2. S\u1eed d\u1ee5ng c\u00e1c hub c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd n\u1ed9i b\u1ed9 (Local Processing)<\/h3>\n<p data-start=\"1567\" data-end=\"2067\">Hub \u0111\u00f3ng vai tr\u00f2 trung t\u00e2m trong h\u1ec7 th\u1ed1ng IoT v\u00e0 kh\u1ea3 n\u0103ng x\u1eed l\u00fd n\u1ed9i b\u1ed9 l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh thi\u1ebft b\u1ecb IoT c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c khi m\u1ea5t Internet hay kh\u00f4ng. M\u1ed9t hub c\u00f3 Local Processing cho ph\u00e9p x\u1eed l\u00fd to\u00e0n b\u1ed9 l\u1ec7nh t\u1ef1 \u0111\u1ed9ng h\u00f3a ngay trong m\u1ea1ng LAN, kh\u00f4ng c\u1ea7n g\u1eedi d\u1eef li\u1ec7u l\u00ean server. Nh\u1edd \u0111\u00f3, c\u00e1c thi\u1ebft b\u1ecb IoT nh\u01b0 \u0111\u00e8n, kh\u00f3a c\u1eeda, \u0111i\u1ec1u khi\u1ec3n r\u00e8m ho\u1eb7c c\u1ea3m bi\u1ebfn m\u00f4i tr\u01b0\u1eddng v\u1eabn ho\u1ea1t \u0111\u1ed9ng m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0. Khi hub \u0111\u1ee7 m\u1ea1nh, h\u1ec7 th\u1ed1ng IoT s\u1ebd \u1ed5n \u0111\u1ecbnh h\u01a1n v\u00e0 tr\u00e1nh \u0111\u01b0\u1ee3c t\u00ecnh tr\u1ea1ng gi\u00e1n \u0111o\u1ea1n do server b\u00ean ngo\u00e0i g\u1eb7p s\u1ef1 c\u1ed1.<\/p>\n<h3 data-start=\"2074\" data-end=\"2148\">5.3. T\u1ed1i \u01b0u h\u1ec7 th\u1ed1ng WiFi \u0111\u1ec3 gi\u1ea3m t\u00ecnh tr\u1ea1ng gi\u00e1n \u0111o\u1ea1n thi\u1ebft b\u1ecb IoT<\/h3>\n<p data-start=\"2150\" data-end=\"2660\">D\u00f9 nhi\u1ec1u giao th\u1ee9c kh\u00f4ng ph\u1ee5 thu\u1ed9c Internet, v\u1eabn c\u00f3 s\u1ed1 l\u01b0\u1ee3ng l\u1edbn <strong data-start=\"2215\" data-end=\"2231\">thi\u1ebft b\u1ecb IoT<\/strong> ho\u1ea1t \u0111\u1ed9ng qua WiFi. V\u00ec v\u1eady, vi\u1ec7c t\u1ed1i \u01b0u m\u1ea1ng WiFi \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng. Router qu\u00e1 t\u1ea3i, \u0111\u1eb7t sai v\u1ecb tr\u00ed ho\u1eb7c t\u00edn hi\u1ec7u y\u1ebfu \u0111\u1ec1u g\u00e2y ra t\u00ecnh tr\u1ea1ng thi\u1ebft b\u1ecb IoT b\u1ecb ng\u1eaft k\u1ebft n\u1ed1i. Ng\u01b0\u1eddi d\u00f9ng n\u00ean s\u1eed d\u1ee5ng router b\u0103ng t\u1ea7n k\u00e9p, h\u1ec7 th\u1ed1ng Mesh WiFi ho\u1eb7c ph\u00e2n b\u1ed5 l\u1ea1i b\u0103ng t\u1ea7n \u0111\u1ec3 gi\u00fap thi\u1ebft b\u1ecb IoT giao ti\u1ebfp \u1ed5n \u0111\u1ecbnh h\u01a1n. B\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u WiFi, b\u1ea1n gi\u1ea3m \u0111\u01b0\u1ee3c \u0111\u1ed9 tr\u1ec5 khi ra l\u1ec7nh v\u00e0 h\u1ea1n ch\u1ebf vi\u1ec7c thi\u1ebft b\u1ecb IoT b\u1ecb treo, ch\u1eadm ho\u1eb7c kh\u00f4ng ph\u1ea3n h\u1ed3i.<\/p>\n<h3 data-start=\"2667\" data-end=\"2733\">5.4. Thi\u1ebft l\u1eadp k\u1ecbch b\u1ea3n t\u1ef1 \u0111\u1ed9ng h\u00f3a n\u1ed9i b\u1ed9 cho thi\u1ebft b\u1ecb IoT<\/h3>\n<p data-start=\"2735\" data-end=\"3224\">T\u1ef1 \u0111\u1ed9ng h\u00f3a n\u1ed9i b\u1ed9 (Local Automation) l\u00e0 y\u1ebfu t\u1ed1 gi\u00fap h\u1ec7 th\u1ed1ng v\u1eabn ho\u1ea1t \u0111\u1ed9ng d\u00f9 m\u1ea5t m\u1ea1ng. Khi ng\u01b0\u1eddi d\u00f9ng thi\u1ebft l\u1eadp k\u1ecbch b\u1ea3n tr\u1ef1c ti\u1ebfp tr\u00ean hub, c\u00e1c thi\u1ebft b\u1ecb IoT s\u1ebd t\u1ef1 \u0111\u1ed9ng v\u1eadn h\u00e0nh theo th\u1eddi gian ho\u1eb7c theo c\u1ea3m bi\u1ebfn, m\u00e0 kh\u00f4ng c\u1ea7n Internet. V\u00ed d\u1ee5: \u0111\u00e8n th\u00f4ng minh b\u1eadt l\u00fac 19h, r\u00e8m m\u1edf l\u00fac 6h s\u00e1ng, \u0111i\u1ec1u h\u00f2a t\u1ef1 t\u1eaft l\u00fac 23h ho\u1eb7c c\u1ea3m bi\u1ebfn ph\u00e1t hi\u1ec7n chuy\u1ec3n \u0111\u1ed9ng s\u1ebd b\u1eadt \u0111\u00e8n h\u00e0nh lang. Nh\u1eefng k\u1ecbch b\u1ea3n n\u00e0y gi\u00fap thi\u1ebft b\u1ecb IoT duy tr\u00ec s\u1ef1 th\u00f4ng minh v\u00e0 ti\u1ec7n nghi ngay c\u1ea3 trong m\u00f4i tr\u01b0\u1eddng kh\u00f4ng c\u00f3 k\u1ebft n\u1ed1i.<\/p>\n<h3 data-start=\"3231\" data-end=\"3322\">5.5. D\u00f9ng UPS cho modem, router v\u00e0 hub \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb IoT kh\u00f4ng ng\u1eebng ho\u1ea1t \u0111\u1ed9ng<\/h3>\n<p data-start=\"3324\" data-end=\"3846\">\u0110\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng nh\u00e0 th\u00f4ng minh, m\u1ea5t \u0111i\u1ec7n \u0111\u1ed3ng ngh\u0129a m\u1ea5t WiFi v\u00e0 m\u1ea5t k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb IoT. Vi\u1ec7c s\u1eed d\u1ee5ng UPS cho router, modem v\u00e0 hub l\u00e0 gi\u1ea3i ph\u00e1p \u0111\u01a1n gi\u1ea3n nh\u01b0ng c\u1ef1c k\u1ef3 hi\u1ec7u qu\u1ea3. UPS duy tr\u00ec ngu\u1ed3n \u0111i\u1ec7n \u1ed5n \u0111\u1ecbnh trong v\u00e0i gi\u1edd, gi\u00fap thi\u1ebft b\u1ecb IoT kh\u00f4ng b\u1ecb ng\u1eaft k\u1ebft n\u1ed1i. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng an ninh nh\u01b0 c\u1ea3m bi\u1ebfn m\u1edf c\u1eeda, kh\u00f3a th\u00f4ng minh ho\u1eb7c h\u1ec7 th\u1ed1ng c\u1ea3nh b\u00e1o. Khi c\u00f3 UPS, thi\u1ebft b\u1ecb IoT kh\u00f4ng ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng xuy\u00ean su\u1ed1t m\u00e0 c\u00f2n \u0111\u1ea3m b\u1ea3o an to\u00e0n cho c\u0103n nh\u00e0 ngay c\u1ea3 trong tr\u01b0\u1eddng h\u1ee3p c\u00fap \u0111i\u1ec7n k\u00e9o d\u00e0i.<\/p>\n<p data-start=\"3324\" data-end=\"3846\"><img decoding=\"async\" class=\"alignnone wp-image-2539 size-full\" src=\"https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/web-33.png\" alt=\"Thi\u1ebft b\u1ecb IoT c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c khi m\u1ea5t Internet hay kh\u00f4ng?\" width=\"2049\" height=\"1152\" srcset=\"https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/web-33.png 2049w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/web-33-300x169.png 300w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/web-33-1024x576.png 1024w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/web-33-768x432.png 768w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/web-33-1536x864.png 1536w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/web-33-18x10.png 18w, https:\/\/adstechnology.vn\/wp-content\/uploads\/2025\/12\/web-33-600x337.png 600w\" sizes=\"(max-width: 2049px) 100vw, 2049px\" \/><\/p>\n<h2 data-start=\"3886\" data-end=\"3963\">6. Khi n\u00e0o b\u1ea1n n\u00ean ch\u1ecdn thi\u1ebft b\u1ecb IoT c\u00f3 kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng ngo\u1ea1i tuy\u1ebfn?<\/h2>\n<p data-start=\"3965\" data-end=\"4137\">Kh\u00f4ng ph\u1ea3i h\u1ec7 th\u1ed1ng n\u00e0o c\u0169ng c\u1ea7n ph\u1ee5 thu\u1ed9c v\u00e0o Internet 24\/7. Ng\u01b0\u1eddi d\u00f9ng n\u00ean \u01b0u ti\u00ean l\u1ef1a ch\u1ecdn <strong data-start=\"4059\" data-end=\"4075\">thi\u1ebft b\u1ecb IoT<\/strong> c\u00f3 kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng ngo\u1ea1i tuy\u1ebfn trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p sau:<\/p>\n<h3 data-start=\"4144\" data-end=\"4199\">6.1. Khu v\u1ef1c sinh s\u1ed1ng c\u00f3 Internet kh\u00f4ng \u1ed5n \u0111\u1ecbnh<\/h3>\n<p data-start=\"4201\" data-end=\"4560\">Nh\u1eefng khu v\u1ef1c hay m\u1ea5t m\u1ea1ng khi\u1ebfn thi\u1ebft b\u1ecb IoT b\u1ecb gi\u00e1n \u0111o\u1ea1n ho\u1ea1t \u0111\u1ed9ng. S\u1eed d\u1ee5ng thi\u1ebft b\u1ecb IoT h\u1ed7 tr\u1ee3 ho\u1ea1t \u0111\u1ed9ng ngo\u1ea1i tuy\u1ebfn gi\u00fap duy tr\u00ec t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 tr\u00e1nh c\u00e1c l\u1ed7i kh\u00f4ng mong mu\u1ed1n nh\u01b0 \u0111\u00e8n kh\u00f4ng b\u1eadt, kh\u00f3a c\u1eeda kh\u00f4ng ph\u1ea3n h\u1ed3i ho\u1eb7c c\u1ea3m bi\u1ebfn kh\u00f4ng g\u1eedi t\u00edn hi\u1ec7u. \u0110\u00e2y l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u cho c\u00e1c gia \u0111\u00ecnh \u1edf v\u00f9ng n\u00f4ng th\u00f4n ho\u1eb7c nh\u1eefng khu v\u1ef1c \u0111ang n\u00e2ng c\u1ea5p h\u1ea1 t\u1ea7ng m\u1ea1ng.<\/p>\n<h3 data-start=\"4567\" data-end=\"4626\">6.2. H\u1ec7 th\u1ed1ng an ninh y\u00eau c\u1ea7u v\u1eadn h\u00e0nh li\u00ean t\u1ee5c 24\/7<\/h3>\n<p data-start=\"4628\" data-end=\"4992\">\u0110\u1ed1i v\u1edbi an ninh, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh l\u00e0 y\u1ebfu t\u1ed1 s\u1ed1ng c\u00f2n. C\u00e1c thi\u1ebft b\u1ecb IoT ngo\u1ea1i tuy\u1ebfn nh\u01b0 c\u1ea3m bi\u1ebfn chuy\u1ec3n \u0111\u1ed9ng, b\u00e1o kh\u00f3i, c\u1ea3m bi\u1ebfn c\u1eeda hay chu\u00f4ng b\u00e1o \u0111\u1ed9ng \u0111\u1ec1u c\u1ea7n ho\u1ea1t \u0111\u1ed9ng ngay c\u1ea3 khi m\u1ea5t m\u1ea1ng. N\u1ebfu ch\u1ec9 s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb IoT ph\u1ee5 thu\u1ed9c cloud, h\u1ec7 th\u1ed1ng s\u1ebd ho\u00e0n to\u00e0n v\u00f4 hi\u1ec7u khi m\u1ea5t Internet. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra nguy c\u01a1 r\u1ea5t l\u1edbn, \u0111\u1eb7c bi\u1ec7t trong nh\u1eefng t\u00ecnh hu\u1ed1ng c\u1ea7n ph\u1ea3n \u1ee9ng nhanh.<\/p>\n<h3 data-start=\"4999\" data-end=\"5053\">6.3. M\u00f4i tr\u01b0\u1eddng n\u00f4ng nghi\u1ec7p, nh\u00e0 x\u01b0\u1edfng, kho b\u00e3i<\/h3>\n<p data-start=\"5055\" data-end=\"5438\">Trong c\u00e1c c\u00f4ng tr\u00ecnh r\u1ed9ng l\u1edbn ho\u1eb7c khu v\u1ef1c xa trung t\u00e2m, Internet kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng \u1ed5n \u0111\u1ecbnh. Thi\u1ebft b\u1ecb IoT ngo\u1ea1i tuy\u1ebfn nh\u01b0 c\u1ea3m bi\u1ebfn m\u00f4i tr\u01b0\u1eddng, c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9 ho\u1eb7c c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u1ea9m c\u1ea7n ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u kh\u00f4ng b\u1ecb m\u1ea5t. Khi s\u1eed d\u1ee5ng giao th\u1ee9c c\u1ee5c b\u1ed9 ho\u1eb7c LoRa, h\u1ec7 th\u1ed1ng s\u1ebd v\u1eadn h\u00e0nh b\u1ec1n b\u1ec9, \u00edt ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng v\u00e0 kh\u00f4ng b\u1ecb ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u01b0\u1eddng truy\u1ec1n Internet.<\/p>\n<h3 data-start=\"5445\" data-end=\"5505\">6.4. Ng\u01b0\u1eddi d\u00f9ng mu\u1ed1n gi\u1ea3m \u0111\u1ed9 tr\u1ec5 v\u00e0 t\u0103ng t\u00ednh \u1ed5n \u0111\u1ecbnh<\/h3>\n<p data-start=\"5507\" data-end=\"5758\">Ngay c\u1ea3 khi Internet \u1ed5n \u0111\u1ecbnh, vi\u1ec7c ph\u1ee5 thu\u1ed9c cloud lu\u00f4n g\u00e2y ra \u0111\u1ed9 tr\u1ec5. Thi\u1ebft b\u1ecb IoT x\u1eed l\u00fd n\u1ed9i b\u1ed9 s\u1ebd ph\u1ea3n h\u1ed3i nhanh h\u01a1n v\u00e0 \u00edt l\u1ed7i h\u01a1n. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t hi\u1ec7u qu\u1ea3 cho nh\u00e0 \u1edf c\u00f3 nhi\u1ec1u t\u1ef1 \u0111\u1ed9ng h\u00f3a, n\u01a1i m\u1ed7i mili-gi\u00e2y ph\u1ea3n h\u1ed3i \u0111\u1ec1u t\u1ea1o ra tr\u1ea3i nghi\u1ec7m t\u1ed1t h\u01a1n.<\/p>\n<h3 data-start=\"5765\" data-end=\"5822\">6.5. Khi kh\u00f4ng mu\u1ed1n ph\u1ee5 thu\u1ed9c v\u00e0o server b\u00ean ngo\u00e0i<\/h3>\n<p data-start=\"5824\" data-end=\"6055\">M\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb IoT s\u1ebd d\u1eebng ho\u1ea1t \u0111\u1ed9ng n\u1ebfu server h\u00e3ng g\u1eb7p l\u1ed7i. \u0110i\u1ec1u n\u00e0y \u0111\u00e3 t\u1eebng x\u1ea3y ra nhi\u1ec1u l\u1ea7n tr\u00ean th\u1ebf gi\u1edbi. Ch\u1ecdn thi\u1ebft b\u1ecb IoT c\u00f3 kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng ngo\u1ea1i tuy\u1ebfn gi\u00fap b\u1ea1n tr\u00e1nh r\u1ee7i ro n\u00e0y, gi\u1eef quy\u1ec1n ki\u1ec3m so\u00e1t ho\u00e0n to\u00e0n trong tay.<\/p>\n<h2 data-start=\"6095\" data-end=\"6173\"><strong data-start=\"6097\" data-end=\"6173\">7. K\u1ebft lu\u1eadn \u2013 Thi\u1ebft b\u1ecb IoT c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c khi m\u1ea5t Internet hay kh\u00f4ng?<\/strong><\/h2>\n<p>V\u1ec1 c\u01a1 b\u1ea3n, <strong data-start=\"6186\" data-end=\"6202\">thi\u1ebft b\u1ecb IoT<\/strong> c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c ho\u1eb7c kh\u00f4ng \u0111\u01b0\u1ee3c khi m\u1ea5t Internet, t\u00f9y thu\u1ed9c v\u00e0o c\u00f4ng ngh\u1ec7, giao th\u1ee9c k\u1ebft n\u1ed1i v\u00e0 kh\u1ea3 n\u0103ng x\u1eed l\u00fd n\u1ed9i b\u1ed9.<\/p>\n<ul>\n<li>Nh\u1eefng thi\u1ebft b\u1ecb IoT h\u1ed7 tr\u1ee3 giao th\u1ee9c c\u1ee5c b\u1ed9 nh\u01b0 Zigbee, Z-Wave ho\u1eb7c Bluetooth Mesh s\u1ebd ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh ngay c\u1ea3 khi m\u1ea5t m\u1ea1ng.<\/li>\n<li>Ng\u01b0\u1ee3c l\u1ea1i, c\u00e1c thi\u1ebft b\u1ecb IoT ph\u1ee5 thu\u1ed9c cloud nh\u01b0 camera AI ho\u1eb7c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef \u0111\u00e1m m\u00e2y c\u00f3 th\u1ec3 ng\u1eebng ho\u1ea1t \u0111\u1ed9ng khi Internet gi\u00e1n \u0111o\u1ea1n.<\/li>\n<li>Ng\u01b0\u1eddi d\u00f9ng n\u00ean x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng IoT c\u00f3 x\u1eed l\u00fd c\u1ee5c b\u1ed9 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 \u1ed5n \u0111\u1ecbnh, \u0111\u1ed9 tr\u1ec5 th\u1ea5p v\u00e0 t\u00ednh an to\u00e0n cao h\u01a1n trong m\u1ecdi t\u00ecnh hu\u1ed1ng.<\/li>\n<\/ul>\n<p data-start=\"4788\" data-end=\"5052\"><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>Trong th\u1eddi \u0111\u1ea1i s\u1ed1, thi\u1ebft b\u1ecb IoT \u0111\u00e3 tr\u1edf th\u00e0nh n\u1ec1n t\u1ea3ng quan tr\u1ecdng cho c\u00e1c \u1ee9ng d\u1ee5ng nh\u00e0 th\u00f4ng minh, m\u00f4 h\u00ecnh c\u00f4ng nghi\u1ec7p t\u1ef1 \u0111\u1ed9ng v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng. IoT kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n k\u1ebft n\u1ed1i thi\u1ebft b\u1ecb v\u1edbi nhau m\u00e0 c\u00f2n t\u1ea1o ra h\u1ec7 sinh th\u00e1i cho ph\u00e9p c\u1ea3m bi\u1ebfn, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n v\u00e0 n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c. Tuy nhi\u00ean, ph\u1ea7n l\u1edbn ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec1u c\u00f3 chung m\u1ed9t th\u1eafc m\u1eafc: Thi\u1ebft b\u1ecb IoT c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c khi m\u1ea5t Internet kh\u00f4ng? C\u00e2u tr\u1ea3 l\u1eddi ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i thi\u1ebft b\u1ecb IoT, giao th\u1ee9c k\u1ebft n\u1ed1i v\u00e0 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng. C\u00f3 nh\u1eefng thi\u1ebft b\u1ecb v\u1eabn ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng d\u00f9 kh\u00f4ng c\u00f3 Internet, nh\u01b0ng c\u0169ng c\u00f3 thi\u1ebft b\u1ecb g\u1ea7n nh\u01b0 t\u00ea li\u1ec7t n\u1ebfu m\u1ea5t k\u1ebft n\u1ed1i. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd ph\u00e2n t\u00edch chi ti\u1ebft, gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 c\u00e1ch thi\u1ebft b\u1ecb IoT v\u1eadn h\u00e0nh trong c\u1ea3 hai tr\u1ea1ng th\u00e1i: tr\u1ef1c tuy\u1ebfn v\u00e0 ngo\u1ea1i tuy\u1ebfn. 1. Thi\u1ebft b\u1ecb IoT l\u00e0 g\u00ec? Kh\u00e1i ni\u1ec7m v\u00e0 c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u01a1 b\u1ea3n \u0110\u1ec3 bi\u1ebft thi\u1ebft b\u1ecb IoT c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c khi m\u1ea5t Internet kh\u00f4ng, tr\u01b0\u1edbc ti\u00ean c\u1ea7n hi\u1ec3u r\u00f5 IoT l\u00e0 g\u00ec v\u00e0 c\u00e1ch n\u00f3 v\u1eadn h\u00e0nh.Thi\u1ebft b\u1ecb IoT l\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p c\u1ea3m bi\u1ebfn, chip x\u1eed l\u00fd v\u00e0 module k\u1ebft n\u1ed1i \u0111\u1ec3 thu th\u1eadp, truy\u1ec1n d\u1eef li\u1ec7u ho\u1eb7c th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng t\u1ef1 \u0111\u1ed9ng. Nh\u1eefng thi\u1ebft b\u1ecb n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m: c\u1ea3m bi\u1ebfn \u0111o nhi\u1ec7t \u0111\u1ed9, robot h\u00fat b\u1ee5i, kh\u00f3a c\u1eeda th\u00f4ng minh, camera, c\u00f4ng t\u1eafc, thi\u1ebft b\u1ecb gia d\u1ee5ng\u2026 IoT ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o? M\u1ed9t thi\u1ebft b\u1ecb IoT chu\u1ea9n th\u01b0\u1eddng c\u00f3 b\u1ed1n th\u00e0nh ph\u1ea7n ch\u00ednh: C\u1ea3m bi\u1ebfn ho\u1eb7c thi\u1ebft b\u1ecb thu th\u1eadp d\u1eef li\u1ec7u: \u0111o nhi\u1ec7t \u0111\u1ed9, chuy\u1ec3n \u0111\u1ed9ng, \u00e1nh s\u00e1ng\u2026 B\u1ed9 x\u1eed l\u00fd: ph\u00e2n t\u00edch d\u1eef li\u1ec7u v\u00e0 \u0111\u01b0a ra h\u00e0nh \u0111\u1ed9ng. Module k\u1ebft n\u1ed1i: WiFi, Bluetooth, Zigbee, Z-Wave, LoRa,\u2026 Ph\u1ea7n m\u1ec1m \u0111i\u1ec1u khi\u1ec3n: \u1ee9ng d\u1ee5ng ho\u1eb7c n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y \u0111\u1ec3 qu\u1ea3n l\u00fd thi\u1ebft b\u1ecb. Khi c\u00f3 Internet, thi\u1ebft b\u1ecb IoT truy\u1ec1n th\u00f4ng tin l\u00ean cloud \u0111\u1ec3 x\u1eed l\u00fd, \u0111\u1ed3ng b\u1ed9 v\u00e0 cho ph\u00e9p \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa. Nh\u01b0ng n\u1ebfu m\u1ea5t Internet, vi\u1ec7c x\u1eed l\u00fd s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng n\u1ed9i b\u1ed9 c\u1ee7a t\u1eebng thi\u1ebft b\u1ecb. 2. Thi\u1ebft b\u1ecb IoT c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c khi m\u1ea5t Internet kh\u00f4ng? C\u00e2u tr\u1ea3 l\u1eddi chi ti\u1ebft Nhi\u1ec1u ng\u01b0\u1eddi ngh\u0129 IoT = Internet, n\u00ean khi m\u1ea5t m\u1ea1ng, thi\u1ebft b\u1ecb s\u1ebd kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng. Th\u1ef1c t\u1ebf kh\u00f4ng ph\u1ea3i v\u1eady. C\u00e2u tr\u1ea3 l\u1eddi \u0111\u00fang l\u00e0: C\u00f3, nhi\u1ec1u thi\u1ebft b\u1ecb IoT v\u1eabn ho\u1ea1t \u0111\u1ed9ng khi m\u1ea5t Internet \u2014 nh\u01b0ng v\u1edbi \u0111i\u1ec1u ki\u1ec7n h\u1ec7 th\u1ed1ng d\u00f9ng giao th\u1ee9c c\u1ee5c b\u1ed9 ho\u1eb7c c\u00f3 b\u1ed9 x\u1eed l\u00fd n\u1ed9i b\u1ed9. M\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb IoT kh\u00e1c s\u1ebd kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng n\u1ebfu ph\u1ee5 thu\u1ed9c to\u00e0n b\u1ed9 v\u00e0o cloud. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch ph\u00e2n lo\u1ea1i: 2.1. Thi\u1ebft b\u1ecb IoT v\u1eabn ho\u1ea1t \u0111\u1ed9ng khi m\u1ea5t Internet Nh\u00f3m n\u00e0y bao g\u1ed3m c\u00e1c thi\u1ebft b\u1ecb c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd n\u1ed9i b\u1ed9 ho\u1eb7c ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean m\u1ea1ng c\u1ee5c b\u1ed9 LAN.V\u00ed d\u1ee5: C\u1ea3m bi\u1ebfn Zigbee, Z-Wave Robot h\u00fat b\u1ee5i c\u00f3 b\u1ea3n \u0111\u1ed3 l\u01b0u trong m\u00e1y C\u00f4ng t\u1eafc th\u00f4ng minh d\u00f9ng Bluetooth Mesh H\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng d\u00f9ng Zigbee nh\u01b0 Philips Hue C\u00e1c lo\u1ea1i n\u00e0y kh\u00f4ng c\u1ea7n Internet \u0111\u1ec3 v\u1eadn h\u00e0nh, ch\u1ec9 c\u1ea7n m\u1ed9t hub ho\u1eb7c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n n\u1ed9i b\u1ed9. Ch\u00fang v\u1eabn c\u00f3 th\u1ec3: T\u1ef1 \u0111\u1ed9ng b\u1eadt\/t\u1eaft Th\u1ef1c thi l\u1ecbch tr\u00ecnh G\u1eedi t\u00edn hi\u1ec7u cho thi\u1ebft b\u1ecb kh\u00e1c c\u00f9ng h\u1ec7 th\u1ed1ng Nh\u1eadn l\u1ec7nh khi \u0111i\u1ec7n tho\u1ea1i k\u1ebft n\u1ed1i c\u00f9ng m\u1ea1ng LAN \u0110i\u1ec3m h\u1ea1n ch\u1ebf duy nh\u1ea5t l\u00e0 b\u1ea1n kh\u00f4ng \u0111i\u1ec1u khi\u1ec3n \u0111\u01b0\u1ee3c t\u1eeb xa. 2.2. Thi\u1ebft b\u1ecb IoT kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng khi m\u1ea5t Internet Nhi\u1ec1u thi\u1ebft b\u1ecb IoT ph\u1ee5 thu\u1ed9c ho\u00e0n to\u00e0n v\u00e0o cloud: Camera an ninh l\u01b0u cloud Chu\u00f4ng c\u1eeda th\u00f4ng minh nh\u1eadn di\u1ec7n AI tr\u00ean server \u1ed4 kh\u00f3a th\u00f4ng minh k\u1ebft n\u1ed1i qua Internet Thi\u1ebft b\u1ecb IoT gi\u00e1 r\u1ebb kh\u00f4ng c\u00f3 chip x\u1eed l\u00fd n\u1ed9i b\u1ed9 Nh\u1eefng thi\u1ebft b\u1ecb n\u00e0y s\u1ebd: Kh\u00f4ng xem \u0111\u01b0\u1ee3c video Kh\u00f4ng \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa Kh\u00f4ng t\u1ef1 \u0111\u1ed9ng h\u00f3a Kh\u00f4ng nh\u1eadn th\u00f4ng b\u00e1o c\u1ea3nh b\u00e1o L\u00fd do: to\u00e0n b\u1ed9 d\u1eef li\u1ec7u v\u00e0 thu\u1eadt to\u00e1n x\u1eed l\u00fd n\u1eb1m tr\u00ean server. 2.3. Thi\u1ebft b\u1ecb IoT ho\u1ea1t \u0111\u1ed9ng h\u1ea1n ch\u1ebf khi m\u1ea5t Internet \u0110\u00e2y l\u00e0 nh\u00f3m lai, ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c m\u1ed9t ph\u1ea7n: T\u1ef1 \u0111\u1ed9ng h\u00f3a ch\u1ea1y \u0111\u01b0\u1ee3c C\u00e1c l\u1ec7nh \u0111\u01a1n gi\u1ea3n v\u1eabn ho\u1ea1t \u0111\u1ed9ng Kh\u00f4ng b\u00e1o v\u1ec1 \u0111i\u1ec7n tho\u1ea1i Kh\u00f4ng c\u1eadp nh\u1eadt tr\u1ea1ng th\u00e1i l\u00ean cloud Nh\u00f3m n\u00e0y xu\u1ea5t hi\u1ec7n \u1edf nhi\u1ec1u h\u1ec7 sinh th\u00e1i nh\u00e0 th\u00f4ng minh. 3. C\u00e1c giao th\u1ee9c gi\u00fap thi\u1ebft b\u1ecb IoT ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u1ea7n Internet Khi t\u00ecm hi\u1ec3u thi\u1ebft b\u1ecb IoT c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c khi m\u1ea5t Internet kh\u00f4ng, c\u1ea7n hi\u1ec3u r\u1eb1ng Internet ch\u1ec9 l\u00e0 m\u1ed9t trong nhi\u1ec1u ph\u01b0\u01a1ng th\u1ee9c k\u1ebft n\u1ed1i. Nhi\u1ec1u thi\u1ebft b\u1ecb IoT hi\u1ec7n nay \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng th\u00f4ng qua c\u00e1c giao th\u1ee9c c\u1ee5c b\u1ed9, gi\u00fap h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh ngay c\u1ea3 khi m\u1ea1ng b\u1ecb gi\u00e1n \u0111o\u1ea1n. Nh\u1eefng giao th\u1ee9c n\u00e0y t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng k\u1ebft n\u1ed1i n\u1ed9i b\u1ed9, cho ph\u00e9p thi\u1ebft b\u1ecb IoT giao ti\u1ebfp v\u1edbi hub trung t\u00e2m ho\u1eb7c v\u1edbi nhau m\u00e0 kh\u00f4ng ph\u1ea3i ph\u1ee5 thu\u1ed9c v\u00e0o m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y. 3.1. Zigbee \u2013 Giao th\u1ee9c ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng cho h\u1ec7 sinh th\u00e1i IoT c\u1ee5c b\u1ed9 Zigbee l\u00e0 m\u1ed9t trong nh\u1eefng giao th\u1ee9c quan tr\u1ecdng nh\u1ea5t gi\u00fap thi\u1ebft b\u1ecb IoT ho\u1ea1t \u0111\u1ed9ng ngay c\u1ea3 khi m\u1ea5t Internet. V\u1edbi kh\u1ea3 n\u0103ng ti\u00eau th\u1ee5 \u0111i\u1ec7n r\u1ea5t th\u1ea5p v\u00e0 c\u01a1 ch\u1ebf m\u1ea1ng Mesh, Zigbee cho ph\u00e9p c\u00e1c thi\u1ebft b\u1ecb truy\u1ec1n t\u00edn hi\u1ec7u qua nhau, t\u1ea1o th\u00e0nh m\u1ed9t h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 linh ho\u1ea1t. Khi Internet gi\u00e1n \u0111o\u1ea1n, thi\u1ebft b\u1ecb IoT v\u1eabn c\u00f3 th\u1ec3 giao ti\u1ebfp v\u1edbi hub \u0111\u1ec3 th\u1ef1c thi c\u00e1c t\u00e1c v\u1ee5 nh\u01b0 b\u1eadt \u0111\u00e8n, \u0111i\u1ec1u khi\u1ec3n c\u1ea3m bi\u1ebfn ho\u1eb7c k\u00edch ho\u1ea1t t\u1ef1 \u0111\u1ed9ng h\u00f3a. Zigbee t\u1ea1o \u01b0u th\u1ebf l\u1edbn v\u00ec kh\u00f4ng \u0111\u00f2i h\u1ecfi b\u0103ng th\u00f4ng cao v\u00e0 ch\u1ec9 c\u1ea7n b\u1ed9 \u0111i\u1ec1u khi\u1ec3n trung t\u00e2m \u0111\u1ec3 qu\u1ea3n l\u00fd to\u00e0n b\u1ed9 m\u1ea1ng l\u01b0\u1edbi. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t hi\u1ec7u qu\u1ea3 trong<\/p>","protected":false},"author":9,"featured_media":2540,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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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":"Trong th\u1eddi \u0111\u1ea1i s\u1ed1, thi\u1ebft b\u1ecb IoT \u0111\u00e3 tr\u1edf th\u00e0nh n\u1ec1n t\u1ea3ng quan tr\u1ecdng cho c\u00e1c \u1ee9ng d\u1ee5ng nh\u00e0 th\u00f4ng minh, m\u00f4 h\u00ecnh c\u00f4ng nghi\u1ec7p t\u1ef1 \u0111\u1ed9ng v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng. IoT kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n k\u1ebft n\u1ed1i thi\u1ebft b\u1ecb v\u1edbi nhau m\u00e0 c\u00f2n t\u1ea1o ra h\u1ec7 sinh th\u00e1i cho ph\u00e9p&hellip;","_links":{"self":[{"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/posts\/2537","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=2537"}],"version-history":[{"count":2,"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/posts\/2537\/revisions"}],"predecessor-version":[{"id":2543,"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/posts\/2537\/revisions\/2543"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/media\/2540"}],"wp:attachment":[{"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/media?parent=2537"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/categories?post=2537"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/adstechnology.vn\/en\/wp-json\/wp\/v2\/tags?post=2537"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}