{"id":44693,"date":"2022-04-15T22:10:36","date_gmt":"2022-04-15T15:10:36","guid":{"rendered":"https:\/\/divineshop.vn\/tin-tuc\/?p=44693"},"modified":"2022-04-15T22:10:36","modified_gmt":"2022-04-15T15:10:36","slug":"wifi-la-gi-song-wi-fi-hoat-dong-va-co-chuc-nang-nhu-the-nao","status":"publish","type":"post","link":"https:\/\/divineshop.vn\/tin-tuc\/wifi-la-gi-song-wi-fi-hoat-dong-va-co-chuc-nang-nhu-the-nao\/","title":{"rendered":"Wifi l\u00e0 g\u00ec? S\u00f3ng Wi-Fi ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00f3 ch\u1ee9c n\u0103ng nh\u01b0 th\u1ebf n\u00e0o?"},"content":{"rendered":"<div class=\"content-inner\">\n<p><strong>\u1ede th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 s\u1ed1, n\u01a1i b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp m\u1ea1ng internet \u1edf m\u1ecdi n\u01a1i v\u1edbi thi\u1ebft b\u1ecb c\u1ee7a m\u00ecnh th\u00ec Wifi ch\u00ednh l\u00e0 m\u1ed9t tr\u1ee3 th\u1ee7 \u0111\u1eafc l\u1ef1c \u0111\u1ea5y. V\u1eady b\u1ea1n \u0111\u00e3 hi\u1ec3u h\u1ebft v\u1ec1 Wifi l\u00e0 g\u00ec hay ch\u01b0a v\u00e0 n\u00f3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o ch\u01b0a? H\u00e3y c\u00f9ng Divine Shop kh\u00e1m ph\u00e1 \u1edf b\u00e0i vi\u1ebft n\u00e0y nh\u00e9!<\/strong><\/p>\n<p><img loading=\"lazy\" class=\"aligncenter size-full wp-image-514455\" src=\"https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2022\/03\/wifi-la-gi-song-wi-fi-hoat-dong-va-co-chuc-nang-nhu-the-nao_623d4f5eb17f5.gif\" alt=\"\" width=\"800\" height=\"450\" \/><\/p>\n<p>B\u1ea1n c\u00f3 c\u00f4ng nh\u1eadn r\u1eb1ng c\u00e2u h\u1ecfi quen thu\u1ed9c khi ch\u00fang ta \u0111\u1ebfn m\u1ed9t n\u01a1i n\u00e0o \u0111\u00f3 ch\u00ednh l\u00e0 h\u1ecfi xin m\u1eadt kh\u1ea9u Wifi kh\u00f4ng? \u0110i\u1ec1u n\u00e0y c\u0169ng ph\u1ea7n n\u00e0o cho th\u1ea5y t\u1ea7m quan tr\u1ecdng v\u00e0 thi\u1ebft y\u1ebfu c\u1ee7a Wifi trong cu\u1ed9c s\u1ed1ng th\u01b0\u1eddng ng\u00e0y. V\u1edbi b\u00e0i vi\u1ebft n\u00e0y, Divine Shop s\u1ebd gi\u1ea3i th\u00edch c\u0169ng nh\u01b0 \u0111\u01b0a \u0111\u1ebfn nh\u1eefng th\u00f4ng tin c\u1ea7n thi\u1ebft v\u1ec1 m\u1ea1ng Wifi l\u00e0 g\u00ec m\u00e0 b\u1ea1n \u0111ang t\u00f2 m\u00f2.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_17 counter-hierarchy counter-decimal ez-toc-grey\">\n<h2><span class=\"ez-toc-section\" id=\"Tim_hieu_Wifi_la_gi\"><\/span><span id=\"Tim_hieu_Wifi_la_gi\" class=\"ez-toc-section\"><\/span><span style=\"font-size: 18pt\"><strong>T\u00ecm hi\u1ec3u Wifi l\u00e0 g\u00ec?<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Wifi th\u1ef1c ch\u1ea5t l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 m\u1ea1ng \u0111\u1ec3 h\u1ed7 tr\u1ee3 b\u1ea1n k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y v\u1edbi internet nh\u1edd c\u01a1 ch\u1ebf truy\u1ec1n t\u00edn hi\u1ec7u b\u1eb1ng s\u00f3ng v\u00f4 tuy\u1ebfn. Ng\u00e0y nay, h\u1ea7u nh\u01b0 c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, m\u00e1y t\u00ednh b\u1ea3ng v\u00e0 laptop \u0111\u1ec1u \u0111\u00e3 l\u1eafp \u0111\u1eb7t b\u1ed9 ph\u1eadn thu nh\u1eadn s\u00f3ng Wifi \u0111\u1ec3 ph\u1ee5c v\u1ee5 nhu c\u1ea7u truy c\u1eadp internet, s\u1eed d\u1ee5ng m\u1ea1ng m\u1ecdi l\u00fac m\u1ecdi n\u01a1i c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<p><img loading=\"lazy\" class=\"aligncenter size-full wp-image-514456\" src=\"https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2022\/03\/wifi-la-gi-song-wi-fi-hoat-dong-va-co-chuc-nang-nhu-the-nao_623d4f5f628eb.jpeg\" alt=\"Wifi l\u00e0 g\u00ec? S\u00f3ng Wi-Fi ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00f3 ch\u1ee9c n\u0103ng nh\u01b0 th\u1ebf n\u00e0o?\" width=\"800\" height=\"420\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Wifi_Hotspot_la_gi\"><\/span><span id=\"Wifi_Hotspot_la_gi\" class=\"ez-toc-section\"><\/span><span style=\"font-size: 18pt\"><strong>Wifi Hotspot l\u00e0 g\u00ec?<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>WiFi Hotspot c\u00f3 \u00fd ch\u1ec9 c\u00e1c \u0111i\u1ec3m truy c\u1eadp WiFi c\u00f4ng c\u1ed9ng. \u0110\u00f3 c\u00f3 th\u1ec3 l\u00e0 qu\u00e1n \u0103n, nh\u00e0 h\u00e0ng hay s\u00e2n bay, ga t\u00e0u, \u2026 n\u01a1i c\u00f3 nhi\u1ec1u l\u01b0\u1ee3t ng\u01b0\u1eddi \u0111\u1ebfn v\u00e0 \u0111i. H\u1ea7u h\u1ebft, \u0111\u1ec3 ph\u1ee5c v\u1ee5 ng\u01b0\u1eddi d\u00f9ng, c\u00e1c \u0111i\u1ec3m WiFi Hotspot \u0111\u1ec1u mi\u1ec5n ph\u00ed nh\u01b0ng c\u0169ng c\u00f3 v\u00e0i n\u01a1i nh\u1ea5t \u0111\u1ecbnh nh\u01b0 tr\u00ean m\u00e1y bay th\u00ec b\u1ea1n s\u1ebd c\u1ea7n thanh to\u00e1n m\u1ed9t kho\u1ea3n ph\u00ed tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng \u0111\u1ea5y!<\/p>\n<p><img loading=\"lazy\" class=\"aligncenter size-full wp-image-514460\" src=\"https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2022\/03\/wifi-la-gi-song-wi-fi-hoat-dong-va-co-chuc-nang-nhu-the-nao_623d4f5fe3209.jpeg\" alt=\"Wifi l\u00e0 g\u00ec? S\u00f3ng Wi-Fi ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00f3 ch\u1ee9c n\u0103ng nh\u01b0 th\u1ebf n\u00e0o?\" width=\"800\" height=\"445\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Nguyen_tac_hoat_dong_va_chuc_nang\"><\/span><span id=\"Nguyen_tac_hoat_dong_va_chuc_nang\" class=\"ez-toc-section\"><\/span><span style=\"font-size: 18pt\"><strong>Nguy\u00ean t\u1eafc ho\u1ea1t \u0111\u1ed9ng v\u00e0 ch\u1ee9c n\u0103ng<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u01a1n gi\u1ea3n nh\u1ea5t th\u00ec Wifi s\u1eed d\u1ee5ng s\u00f3ng radio \u0111\u1ec3 truy\u1ec3n t\u1ea3i d\u1eef li\u1ec7u t\u1eeb <strong>thi\u1ebft b\u1ecb ph\u00e1t (c\u1ee5c router)<\/strong> v\u00e0 <strong>thi\u1ebft b\u1ecb nh\u1eadn (adapter \u0111\u00e3 c\u00f3 tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng, m\u00e1y t\u00ednh, v.v.)<\/strong>. M\u1ecdi th\u00f4ng tin nh\u01b0 h\u00ecnh \u1ea3nh, v\u0103n b\u1ea3n, video, \u2026 \u0111\u1ec1u s\u1ebd \u0111\u01b0\u1ee3c \u0111\u01b0a v\u1ec1 d\u1ea1ng m\u00e3 nh\u1ecb ph\u00e2n 0 v\u00e0 1. V\u00e0 khi b\u1ea1n truy c\u1eadp v\u00e0o b\u1eb1ng Wifi, m\u00e3 nh\u1ecb ph\u00e2n \u0111\u00f3 s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n ho\u00e1 th\u00e0nh c\u00e1c b\u0103ng t\u1ea7n.<\/p>\n<p><img loading=\"lazy\" class=\"aligncenter size-full wp-image-514459\" src=\"https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2022\/03\/wifi-la-gi-song-wi-fi-hoat-dong-va-co-chuc-nang-nhu-the-nao_623d4f60a7b45.jpeg\" alt=\"Wifi l\u00e0 g\u00ec? S\u00f3ng Wi-Fi ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00f3 ch\u1ee9c n\u0103ng nh\u01b0 th\u1ebf n\u00e0o?\" width=\"800\" height=\"450\" \/><\/p>\n<p>\u1ede th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i, b\u0103ng t\u1ea7n th\u01b0\u1eddng th\u1ea5y nh\u1ea5t ch\u00ednh l\u00e0 <strong>2.4<\/strong> ho\u1eb7c <strong>5 GHz\/gi\u00e2y<\/strong> v\u1edbi m\u1ed7i \u0111i\u1ec3m m\u1ea1nh kh\u00e1c nhau. V\u1ec1 t\u1ed1c \u0111\u1ed9, t\u1ea7n s\u1ed1 5 GHz c\u00f3 th\u1ec3 nhanh v\u01b0\u1ee3t tr\u1ed9i h\u01a1n nh\u01b0ng s\u1ebd b\u1ecb h\u1ea1n ch\u1ebf kho\u1ea3ng c\u00e1ch truy\u1ec1n \u1edf m\u1ed9t gi\u1edbi h\u1ea1n n\u00e0o \u0111\u00f3. Thay v\u00ec v\u1eady, b\u0103ng t\u1ea7n 2.4 GHz l\u1ea1i truy\u1ec1n d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c xa h\u01a1n nh\u01b0ng s\u1ebd ch\u1eadm, g\u00e2y m\u1ea5t th\u1eddi gian h\u01a1n.<\/p>\n<p>C\u00f3 r\u1ea5t nhi\u1ec1u chu\u1ea9n Wifi kh\u00e1c nhau cung c\u1ea5p b\u0103ng t\u1ea7n v\u00e0 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y c\u0169ng t\u1ec9 l\u1ec7 thu\u1eadn v\u1edbi vi\u1ec7c t\u1ea7n s\u1ed1 c\u00e0ng cao \u0111i k\u00e8m v\u1edbi t\u1ed1c \u0111\u1ed9 c\u00e0ng nhanh th\u00ec gi\u00e1 c\u1ea3 c\u0169ng s\u1ebd t\u0103ng cao h\u01a1n. Chu\u1ea9n Wifi th\u1ebf h\u1ec7 m\u1edbi nh\u1ea5t l\u00e0 Wifi 6 v\u1edbi t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 l\u00ean \u0111\u1ebfn h\u01a1n\u00a0<strong>10.000 Mbps<\/strong>.<\/p>\n<p><img loading=\"lazy\" class=\"aligncenter size-full wp-image-514458\" src=\"https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2022\/03\/wifi-la-gi-song-wi-fi-hoat-dong-va-co-chuc-nang-nhu-the-nao_623d4f6143be3.jpeg\" alt=\"Wifi l\u00e0 g\u00ec? S\u00f3ng Wi-Fi ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00f3 ch\u1ee9c n\u0103ng nh\u01b0 th\u1ebf n\u00e0o?\" width=\"800\" height=\"377\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Lam_gi_khi_mang_Wifi_chap_chon\"><\/span><span id=\"Lam_gi_khi_mang_Wifi_chap_chon\" class=\"ez-toc-section\"><\/span><span style=\"font-size: 18pt\"><strong>L\u00e0m g\u00ec khi m\u1ea1ng Wifi ch\u1eadp ch\u1eddn<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>L\u00ed do khi\u1ebfn m\u1ea1ng WiFi b\u1ecb ch\u1eadp ch\u1eddn, gi\u1ea3m t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u00f4i khi g\u00e2y ra m\u1ea5t k\u1ebft n\u1ed1i ch\u00ednh l\u00e0 v\u00ec c\u00f3 s\u1ef1 can thi\u1ec7p, nhi\u1ec5u s\u00f3ng t\u1eeb c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed t\u1ea1i nh\u00e0 ch\u00fang ta \u0111ang s\u1eed d\u1ee5ng chung t\u1ea7n s\u1ed1 2.4 GHz nh\u01b0 l\u00f2 vi s\u00f3ng, camera kh\u00f4ng d\u00e2y, v.v. T\u1eeb \u0111\u00f3, m\u1ed9t s\u1ed1 vi\u1ec7c b\u1ea1n c\u00f3 th\u1ec3 l\u00e0m \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u00ecnh tr\u1ea1ng nh\u01b0 sau:<\/p>\n<p><img loading=\"lazy\" class=\"aligncenter size-full wp-image-514457\" src=\"https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2022\/03\/wifi-la-gi-song-wi-fi-hoat-dong-va-co-chuc-nang-nhu-the-nao_623d4f61c8db0.jpeg\" alt=\"Wifi l\u00e0 g\u00ec? S\u00f3ng Wi-Fi ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00f3 ch\u1ee9c n\u0103ng nh\u01b0 th\u1ebf n\u00e0o?\" width=\"800\" height=\"534\" \/><\/p>\n<ul>\n<li>Chuy\u1ec3n sang s\u1eed d\u1ee5ng b\u0103ng t\u1ea7n cao h\u01a1n n\u1ebfu c\u00f3 \u0111i\u1ec1u ki\u1ec7n v\u00ec l\u00fac n\u00e0y, c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c kh\u00f4ng th\u1ec3 khi\u1ebfn t\u00ecnh tr\u1ea1ng m\u1ea5t k\u1ebft n\u1ed1i di\u1ec5n ra.<\/li>\n<li>Kh\u1edfi \u0111\u1ed9ng l\u1ea1i c\u1ee5c ph\u00e1t Wifi (router)<\/li>\n<li>Di chuy\u1ec3n \u0111\u1ebfn kho\u1ea3ng c\u00e1ch g\u1ea7n h\u01a1n gi\u1eefa thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u1ee7a b\u1ea1n v\u00e0 c\u1ee5c router.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Tam_ket_ve_wifi_la_gi\"><\/span><span id=\"Tam_ket_ve_wifi_la_gi\" class=\"ez-toc-section\"><\/span><span style=\"font-size: 18pt\"><strong>T\u1ea1m k\u1ebft v\u1ec1 wifi l\u00e0 g\u00ec<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>V\u1edbi b\u00e0i vi\u1ebft n\u00e0y, Divine Shop \u0111\u00e3 \u0111\u01b0a \u0111\u1ebfn b\u1ea1n nh\u1eefng th\u00f4ng tin v\u1ec1 m\u1ea1ng Wifi l\u00e0 g\u00ec v\u00e0 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng, c\u0169ng nh\u01b0 m\u1ed9t s\u1ed1 vi\u1ec7c c\u00f3 th\u1ec3 l\u00e0m khi m\u1ea1ng Wifi b\u1ecb ch\u1eadm. Ch\u00fac b\u1ea1n t\u00ecm th\u1ea5y \u0111\u01b0\u1ee3c th\u00f4ng tin b\u1ed5 \u00edch nh\u00e9!<\/p>\n<p style=\"text-align: center\">\u00a0<\/p>\n<\/div>\n<\/div>\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<!--nextpage-->\n\n\n\n<figure class=\"wp-block-image size-full\"><a class=\"https:\/\/divineshop.vn\/search?q=thi%E1%BA%BFt+k%E1%BA%BF\" href=\"https:\/\/divineshop.vn\/search?tag=adobe\" target=\"_blank\" rel=\"https:\/\/divineshop.vn\/search?q=thi%E1%BA%BFt+k%E1%BA%BF noopener\"><img loading=\"lazy\" width=\"728\" height=\"240\" src=\"https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2025\/04\/Adobe-1-1.png\" alt=\"\" class=\"wp-image-276752\" srcset=\"https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2025\/04\/Adobe-1-1.png 728w, https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2025\/04\/Adobe-1-1-300x99.png 300w, https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2025\/04\/Adobe-1-1-150x49.png 150w, https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2025\/04\/Adobe-1-1-696x229.png 696w\" sizes=\"(max-width: 728px) 100vw, 728px\" \/><\/a><\/figure>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<!--nextpage-->\n\n\n\n<figure class=\"wp-block-image size-full\"><a class=\"https:\/\/divineshop.vn\/search?q=windows\" href=\"https:\/\/divineshop.vn\/search?q=windows\" target=\"_blank\" rel=\"https:\/\/divineshop.vn\/search?q=windows noopener\"><img loading=\"lazy\" width=\"728\" height=\"240\" src=\"https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2024\/07\/Windows.png\" alt=\"\" class=\"wp-image-256838\" srcset=\"https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2024\/07\/Windows.png 728w, https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2024\/07\/Windows-300x99.png 300w, https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2024\/07\/Windows-150x49.png 150w, https:\/\/divineshop.vn\/tin-tuc\/wp-content\/uploads\/2024\/07\/Windows-696x229.png 696w\" sizes=\"(max-width: 728px) 100vw, 728px\" \/><\/a><\/figure>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u1ede th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 s\u1ed1, n\u01a1i b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp m\u1ea1ng internet \u1edf m\u1ecdi n\u01a1i v\u1edbi thi\u1ebft b\u1ecb c\u1ee7a m\u00ecnh th\u00ec Wifi ch\u00ednh l\u00e0 m\u1ed9t tr\u1ee3 th\u1ee7 \u0111\u1eafc l\u1ef1c \u0111\u1ea5y. V\u1eady b\u1ea1n \u0111\u00e3 hi\u1ec3u h\u1ebft v\u1ec1 Wifi l\u00e0 g\u00ec hay ch\u01b0a v\u00e0 n\u00f3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o ch\u01b0a? H\u00e3y c\u00f9ng Divine Shop [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":44694,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false},"categories":[148],"tags":[190],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v18.1 (Yoast SEO v18.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<meta name=\"description\" content=\"\u1ede th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 s\u1ed1, n\u01a1i b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp m\u1ea1ng internet \u1edf m\u1ecdi n\u01a1i v\u1edbi thi\u1ebft b\u1ecb c\u1ee7a m\u00ecnh th\u00ec Wifi ch\u00ednh l\u00e0 m\u1ed9t tr\u1ee3 th\u1ee7 \u0111\u1eafc l\u1ef1c \u0111\u1ea5y. 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