{"id":750,"date":"2023-03-16T16:35:49","date_gmt":"2023-03-16T16:35:49","guid":{"rendered":"https:\/\/vtechsolutions.vn\/blog\/?p=750"},"modified":"2023-04-15T16:10:06","modified_gmt":"2023-04-15T16:10:06","slug":"chuan-wifi-6-la-gi","status":"publish","type":"post","link":"https:\/\/vtechsolutions.vn\/blog\/chuan-wifi-6-la-gi\/","title":{"rendered":"Chu\u1ea9n Wifi 6 (802.11ax) l\u00e0 g\u00ec? So s\u00e1nh chu\u1ea9n wifi 6 v\u00e0 wifi 5"},"content":{"rendered":"<p>Wifi 6 mang l\u1ea1i nh\u1eefng thay \u0111\u1ed5i r\u1ea5t t\u00edch c\u1ef1c cho m\u1ea1ng kh\u00f4ng d\u00e2y \u1edf kh\u1eafp m\u1ecdi n\u01a1i. V\u1eady <a href=\"https:\/\/vtechsolutions.vn\/blog\/chuan-wifi-6-la-gi\/\">chu\u1ea9n wifi 6 l\u00e0 g\u00ec,<\/a> so v\u1edbi wifi 5 n\u00f3 \u0111\u01b0\u1ee3c trang b\u1ecb th\u00eam nh\u1eefng t\u00ednh n\u0103ng m\u1edbi n\u00e0o? \u0110\u00e2y l\u00e0 th\u1eafc m\u1eafc c\u1ee7a kh\u00e1 nhi\u1ec1u ng\u01b0\u1eddi khi t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi c\u1ee7a s\u1ea3n ph\u1ea9m. Trong b\u00e0i vi\u1ebft n\u00e0y VTech s\u1ebd gi\u00fap b\u1ea1n t\u00ecm \u0111\u01b0\u1ee3c c\u00e2u tr\u1ea3 l\u1eddi.<\/p>\n<div id=\"toc_container\" class=\"toc_light_blue no_bullets\"><p class=\"toc_title\">T&oacute;m t\u1eaft n\u1ed9i dung<\/p><ul class=\"toc_list\"><li><a href=\"#1_Wifi_6_la_gi\">1\/ Wifi 6 l\u00e0 g\u00ec?<\/a><\/li><li><a href=\"#2_Nhung_cong_nghe_nao_duoc_trang_bi_tren_chuan_Wifi_6\">2\/ Nh\u1eefng c\u00f4ng ngh\u1ec7 n\u00e0o \u0111\u01b0\u1ee3c trang b\u1ecb tr\u00ean chu\u1ea9n Wifi 6<\/a><ul><li><a href=\"#21_Cong_nghe_MU-MIMO\">2.1\/ C\u00f4ng ngh\u1ec7 MU-MIMO<\/a><\/li><li><a href=\"#22_Cong_nghe_OFDMA\">2.2\/ C\u00f4ng ngh\u1ec7 OFDMA<\/a><\/li><li><a href=\"#23_Che_do_TWT\">2.3\/ Ch\u1ebf \u0111\u1ed9 TWT<\/a><\/li><li><a href=\"#24_Cong_nghe_BSS_Color\">2.4\/ C\u00f4ng ngh\u1ec7 BSS Color<\/a><\/li><li><a href=\"#25_Cong_nghe_bao_mat_WPA_3\">2.5\/ C\u00f4ng ngh\u1ec7 b\u1ea3o m\u1eadt WPA 3<\/a><\/li><li><a href=\"#26_1024-QAM_Che_do_dieu_che_bien_do_cau_phuong\">2.6\/ 1024-QAM (Ch\u1ebf \u0111\u1ed9 \u0111i\u1ec1u ch\u1ebf bi\u00ean \u0111\u1ed9 c\u1ea7u ph\u01b0\u01a1ng)<\/a><\/li><\/ul><\/li><li><a href=\"#3_Nhung_tinh_nang_vuot_troi_cua_chuan_Wifi_6\">3\/ Nh\u1eefng t\u00ednh n\u0103ng v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a chu\u1ea9n Wifi 6<\/a><ul><li><a href=\"#31_Cai_thien_bao_mat\">3.1\/ C\u1ea3i thi\u1ec7n b\u1ea3o m\u1eadt<\/a><\/li><li><a href=\"#32_Cai_thien_hieu_qua_su_dung_pin_cua_thiet_bi\">3.2\/ C\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng pin c\u1ee7a thi\u1ebft b\u1ecb<\/a><\/li><li><a href=\"#33_Wifi_6_co_toc_do_nhanh_hon_on_dinh_hon\">3.3\/ Wifi 6 c\u00f3 t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n, \u1ed5n \u0111\u1ecbnh h\u01a1n<\/a><\/li><li><a href=\"#34_Wifi_6_co_hieu_suat_su_dung_nang_cao\">3.4\/ Wifi 6 c\u00f3 hi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng n\u00e2ng cao<\/a><\/li><li><a href=\"#35_Cung_cap_vung_phu_song_va_ket_noi_tot_hon\">3.5\/ Cung c\u1ea5p v\u00f9ng ph\u1ee7 s\u00f3ng v\u00e0 k\u1ebft n\u1ed1i t\u1ed1t h\u01a1n<\/a><\/li><li><a href=\"#36_Ma_hoa_hieu_qua_va_nhieu_luong_khong_gian_hon\">3.6\/ M\u00e3 h\u00f3a hi\u1ec7u qu\u1ea3 v\u00e0 nhi\u1ec1u lu\u1ed3ng kh\u00f4ng gian h\u01a1n<\/a><\/li><li><a href=\"#37_Do_tre_duoc_cai_thien_ro_ret\">3.7\/ \u0110\u1ed9 tr\u1ec5 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n r\u00f5 r\u1ec7t<\/a><\/li><li><a href=\"#38_Wifi_6_giup_truyen_du_lieu_cao_hon_thoi_gian_tai_xuong_ngan_hon\">3.8\/ Wifi 6 gi\u00fap truy\u1ec1n d\u1eef li\u1ec7u cao h\u01a1n, th\u1eddi gian t\u1ea3i xu\u1ed1ng ng\u1eafn h\u01a1n<\/a><\/li><\/ul><\/li><li><a href=\"#4_So_sanh_wifi_5_80211ac_va_wifi_6_80211ax_chuan_wifi_nao_vuot_troi_hon\">4\/ So s\u00e1nh wifi 5 (802.11ac) v\u00e0 wifi 6 (802.11ax), chu\u1ea9n wifi n\u00e0o v\u01b0\u1ee3t tr\u1ed9i h\u01a1n?<\/a><\/li><li><a href=\"#5_Co_nen_nang_cap_he_thong_mang_len_Wifi_6_chua\">5\/ C\u00f3 n\u00ean n\u00e2ng c\u1ea5p h\u1ec7 th\u1ed1ng m\u1ea1ng l\u00ean Wifi 6 ch\u01b0a?<\/a><\/li><\/ul><\/div>\n<h2><span id=\"1_Wifi_6_la_gi\">1\/ Wifi 6 l\u00e0 g\u00ec?<\/span><\/h2>\n<p>Wifi \u0111\u01b0\u1ee3c t\u1ea1o ra v\u00e0o n\u0103m 1997 v\u00e0 \u0111\u01b0\u1ee3c \u0111\u0103ng k\u00fd nh\u00e3n hi\u1ec7u b\u1edfi Li\u00ean minh Wifi. N\u00f3 ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 m\u1ed9t m\u1ea1ng kh\u00f4ng d\u00e2y cho ph\u00e9p nhi\u1ec1u thi\u1ebft b\u1ecb chia s\u1ebb m\u1ed9t k\u1ebft n\u1ed1i duy nh\u1ea5t v\u1edbi internet v\u00e0 ch\u00ednh ch\u00fang. Wifi \u0111\u1ec1 c\u1eadp \u0111\u1ebfn m\u1ed9t nh\u00f3m c\u00e1c giao th\u1ee9c m\u1ea1ng kh\u00f4ng d\u00e2y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u1ef1a tr\u00ean ti\u00eau chu\u1ea9n m\u1ea1ng IEEE 802.11. Ti\u00eau chu\u1ea9n m\u1ea1ng n\u00e0y \u0111\u00e3 ph\u00e1t tri\u1ec3n qua nhi\u1ec1u n\u0103m, t\u1ea1o ra phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t, c\u1ea3i ti\u1ebfn nh\u1ea5t, Wifi 6.<\/p>\n<p>V\u1eady chu\u1ea9n Wifi 6 l\u00e0 g\u00ec? <strong>Wifi 6<\/strong> c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi v\u1edbi t\u00ean kh\u00e1c l\u00e0 802.11ax, l\u00e0 phi\u00ean b\u1ea3n m\u1ea1ng kh\u00f4ng d\u00e2y m\u1edbi nh\u1ea5t cho ph\u00e9p nhi\u1ec1u thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn ho\u1eb7c ngu\u1ed3n internet duy nh\u1ea5t. S\u1eed d\u1ee5ng Wifi 6, m\u1ea1ng m\u00e1y t\u00ednh c\u00f3 th\u1ec3 ch\u1ee9a v\u00e0 truy\u1ec1n kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u l\u1edbn h\u01a1n v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n<p>Wifi 6 ho\u1ea1t \u0111\u1ed9ng tr\u00ean c\u00f9ng t\u1ea7n s\u1ed1 s\u00f3ng mang nh\u01b0 Wifi 5, c\u1ee5 th\u1ec3 l\u00e0 2.4GHz v\u00e0 5GHz. Tuy nhi\u00ean, so v\u1edbi Wifi 5, n\u00f3 s\u1eed d\u1ee5ng t\u1ed1t h\u01a1n c\u00e1c k\u00eanh b\u1eb1ng c\u00e1ch cho ph\u00e9p truy\u1ec1n nhi\u1ec1u d\u1eef li\u1ec7u h\u01a1n qua ch\u00fang.<\/p>\n<figure id=\"attachment_771\" aria-describedby=\"caption-attachment-771\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-771\" src=\"https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/chuan-wifi-6-la-gi.jpg\" alt=\"chu\u1ea9n wifi 6 l\u00e0 g\u00ec\" width=\"800\" height=\"400\" srcset=\"https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/chuan-wifi-6-la-gi.jpg 1000w, https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/chuan-wifi-6-la-gi-300x150.jpg 300w, https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/chuan-wifi-6-la-gi-768x384.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-771\" class=\"wp-caption-text\">Chu\u1ea9n wifi 6 l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<h2><span id=\"2_Nhung_cong_nghe_nao_duoc_trang_bi_tren_chuan_Wifi_6\">2\/ Nh\u1eefng c\u00f4ng ngh\u1ec7 n\u00e0o \u0111\u01b0\u1ee3c trang b\u1ecb tr\u00ean chu\u1ea9n Wifi 6<\/span><\/h2>\n<p>Nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u00e3 trang b\u1ecb cho Wifi 6 nh\u1eefng c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn \u0111\u1ec3 t\u1ed1i \u01b0u hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng, mang \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m t\u1ed1t nh\u1ea5t cho ng\u01b0\u1eddi d\u00f9ng, \u0111i\u1ec3n h\u00ecnh c\u00f3 th\u1ec3 k\u1ec3 \u0111\u1ebfn nh\u01b0:<\/p>\n<h3><span id=\"21_Cong_nghe_MU-MIMO\">2.1\/ C\u00f4ng ngh\u1ec7 MU-MIMO<\/span><\/h3>\n<p>Wifi 6 \u0111\u01b0\u1ee3c trang b\u1ecb c\u00f4ng ngh\u1ec7 MU-MIMO c\u00f3 ngh\u0129a l\u00e0 \u201cnhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng, nhi\u1ec1u \u0111\u1ea7u v\u00e0o, nhi\u1ec1u \u0111\u1ea7u ra\u201d. MU-MIMO l\u00e0 ph\u1ea7n ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng c\u1ee7a m\u1ea1ng WLAN cho bi\u1ebft thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i n\u00e0o c\u00f3 quy\u1ec1n truy c\u1eadp v\u00e0o lu\u1ed3ng kh\u00f4ng gian nh\u1eb1m m\u1ee5c \u0111\u00edch truy\u1ec1n d\u1eef li\u1ec7u kh\u00f4ng d\u00e2y.<\/p>\n<p>V\u1edbi nh\u1eefng ti\u1ebfn b\u1ed9 c\u1ee7a c\u00f4ng ngh\u1ec7, MU-MIMO cho ph\u00e9p nhi\u1ec1u thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i giao ti\u1ebfp v\u1edbi t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n, ngay c\u1ea3 \u1edf nh\u1eefng khu v\u1ef1c t\u1eadp trung m\u1eadt \u0111\u1ed9 kh\u00f4ng d\u00e2y cao. Do \u0111\u00f3, vi\u1ec7c tri\u1ec3n khai m\u1edbi c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m gi\u1ea3m s\u1ed1 l\u01b0\u1ee3ng WAP c\u1ea7n thi\u1ebft \u0111\u1ec3 h\u1ed7 tr\u1ee3 ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng d\u00e2y, \u0111\u1ed3ng th\u1eddi gi\u00fap t\u0103ng t\u1ed1c \u0111\u1ed9 m\u1ea1ng v\u00e0 \u0111\u1ed9 tr\u1ec5 nh\u1edd MU-MIMO.<\/p>\n<h3><span id=\"22_Cong_nghe_OFDMA\">2.2\/ C\u00f4ng ngh\u1ec7 OFDMA<\/span><\/h3>\n<p>OFDMA \u0111\u01b0\u1ee3c cho l\u00e0 t\u00ednh n\u0103ng m\u1edbi quan tr\u1ecdng nh\u1ea5t c\u1ee7a WiFi 6. C\u00f4ng ngh\u1ec7 n\u00e0y cho ph\u00e9p m\u1ed9t \u0111\u01b0\u1eddng truy\u1ec1n c\u00f3 th\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u \u0111\u1ebfn nhi\u1ec1u thi\u1ebft b\u1ecb c\u00f9ng m\u1ed9t l\u00fac. OFDMA cho ph\u00e9p b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn WiFi 6 v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i c\u1ee7a ch\u00fang s\u1eed d\u1ee5ng b\u0103ng th\u00f4ng hi\u1ec7u qu\u1ea3 h\u01a1n b\u1eb1ng c\u00e1ch gi\u1ea3m th\u1eddi gian gi\u1eefa c\u00e1c l\u1ea7n truy\u1ec1n d\u1eef li\u1ec7u. Do \u0111\u00f3, s\u1ebd c\u00f3 nhi\u1ec1u b\u0103ng th\u00f4ng h\u01a1n cho c\u00e1c thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 WiFi kh\u00e1c.<\/p>\n<h3><span id=\"23_Che_do_TWT\">2.3\/ Ch\u1ebf \u0111\u1ed9 TWT<\/span><\/h3>\n<p>WiFi 6 m\u1edbi s\u1eed d\u1ee5ng phi\u00ean b\u1ea3n s\u1eeda \u0111\u1ed5i c\u1ee7a c\u01a1 ch\u1ebf Target Wake Time (TWT) cho ph\u00e9p c\u00e1c thi\u1ebft b\u1ecb s\u1eafp x\u1ebfp th\u1eddi gian v\u00e0 t\u1ea7n su\u1ea5t ch\u00fang s\u1ebd \u0111\u1ec3 truy\u1ec1n t\u1ea3i v\u00e0 nh\u1eadn d\u1eef li\u1ec7u. \u0110i\u1ec1u n\u00e0y gi\u00fap c\u1ea3i thi\u1ec7n tu\u1ed5i th\u1ecd pin c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb kh\u00e1ch b\u1eb1ng c\u00e1ch cho ph\u00e9p ch\u00fang &#8220;ng\u1ee7&#8221; trong nhi\u1ec1u gi\u1edd v\u00e0 \u0111\u1ea3m b\u1ea3o gi\u1ea3m m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng.<\/p>\n<h3><span id=\"24_Cong_nghe_BSS_Color\">2.4\/ C\u00f4ng ngh\u1ec7 BSS Color<\/span><\/h3>\n<p>B\u1ea3n th\u00e2n BSS l\u00e0 m\u1ed9t t\u00ednh n\u0103ng c\u1ee7a m\u1ecdi m\u1ea1ng 802.11, tuy nhi\u00ean, ch\u1ec9 Wifi 6 v\u00e0 c\u00e1c th\u1ebf h\u1ec7 t\u01b0\u01a1ng lai m\u1edbi c\u00f3 th\u1ec3 gi\u1ea3i m\u00e3 m\u00e0u BSS t\u1eeb c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c b\u1eb1ng m\u00e3 \u0111\u1ecbnh danh m\u00e0u BSS. T\u00ednh n\u0103ng n\u00e0y r\u1ea5t quan tr\u1ecdng v\u00ec n\u00f3 gi\u00fap ng\u0103n c\u00e1c t\u00edn hi\u1ec7u ch\u1ed3ng ch\u00e9o.<\/p>\n<h3><span id=\"25_Cong_nghe_bao_mat_WPA_3\">2.5\/ C\u00f4ng ngh\u1ec7 b\u1ea3o m\u1eadt WPA 3<\/span><\/h3>\n<p>Wifi 6 \u0111\u00e3 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt b\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p giao th\u1ee9c b\u1ea3o m\u1eadt m\u1edbi nh\u1ea5t &#8211; WPA3. Do \u0111\u00f3, c\u00e1c thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 Wifi 6 \u0111\u00e3 s\u1eed d\u1ee5ng c\u00e1c giao th\u1ee9c WPA, WPA2 v\u00e0 WPA3 c\u00f9ng nhau. Wifi Protected Access 3 c\u1ea3i thi\u1ec7n quy tr\u00ecnh m\u00e3 h\u00f3a v\u00e0 x\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1. N\u00f3 c\u00f3 c\u00f4ng ngh\u1ec7 OWE ng\u0103n m\u00e3 h\u00f3a t\u1ef1 \u0111\u1ed9ng v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 m\u00e3 OR c\u00f3 th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c \u0111\u1ec3 k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi thi\u1ebft b\u1ecb. T\u1eeb \u0111\u00f3 gi\u00fap n\u00f3 t\u0103ng kh\u1ea3 n\u0103ng m\u00e3 h\u00f3a, c\u1ea3i thi\u1ec7n c\u01a1 ch\u1ebf x\u00e1c th\u1ef1c, ch\u1ed1ng sao ch\u00e9p m\u00e3 h\u00f3a, ch\u1ed1ng t\u00ecnh tr\u1ea1ng t\u1ea5n c\u00f4ng d\u00f2 m\u1eadt kh\u1ea9u, t\u0103ng c\u01b0\u1eddng c\u1ea5p \u0111\u1ed9 b\u1ea3o m\u1eadt,&#8230;.<\/p>\n<h3><span id=\"26_1024-QAM_Che_do_dieu_che_bien_do_cau_phuong\">2.6\/ 1024-QAM (Ch\u1ebf \u0111\u1ed9 \u0111i\u1ec1u ch\u1ebf bi\u00ean \u0111\u1ed9 c\u1ea7u ph\u01b0\u01a1ng)<\/span><\/h3>\n<p>Wifi 6 k\u1ebft h\u1ee3p s\u01a1 \u0111\u1ed3 \u0111i\u1ec1u ch\u1ebf t\u00f9y ch\u1ecdn r\u1ea5t cao c\u00f3 t\u00ean l\u00e0 1024-QAM, v\u1edbi m\u1ed7i bi\u1ec3u t\u01b0\u1ee3ng m\u00e3 h\u00f3a nhi\u1ec1u bit d\u1eef li\u1ec7u h\u01a1n. T\u00ednh n\u0103ng c\u1ea3i ti\u1ebfn \u0111i\u1ec1u ch\u1ebf t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn (RF) n\u00e0y gi\u00fap t\u0103ng t\u1ed1c \u0111\u1ed9 truy\u1ec1n Wi\u2011Fi 6 l\u00ean 25%. \u0110i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i c\u1ea3 bi\u00ean \u0111\u1ed9 c\u1ee7a s\u00f3ng v\u00f4 tuy\u1ebfn v\u00e0 pha; c\u00f4ng ngh\u1ec7 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t quang ph\u1ed5 b\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p nhi\u1ec1u d\u1eef li\u1ec7u h\u01a1n v\u00e0o m\u1ed7i l\u1ea7n truy\u1ec1n. \u0110i\u1ec1u n\u00e0y l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 n\u00f3 \u0111\u00e1p \u1ee9ng m\u1ea1ng m\u1ed9t c\u00e1ch \u1ed5n \u0111\u1ecbnh t\u1ea1i c\u00e1c \u0111\u1ecba \u0111i\u1ec3m c\u00f3 m\u1eadt \u0111\u1ed9 cao nh\u01b0 trung t\u00e2m h\u1ed9i ngh\u1ecb, s\u00e2n v\u1eadn \u0111\u1ed9ng, trung t\u00e2m th\u01b0\u01a1ng m\u1ea1i, b\u1ec7nh vi\u1ec7n, tr\u01b0\u1eddng h\u1ecdc&#8230;<\/p>\n<figure id=\"attachment_773\" aria-describedby=\"caption-attachment-773\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-773\" src=\"https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/cac-thiet-bi-zyxel-dat-chuan-wifi-6-1024x597.jpg\" alt=\"c\u00e1c thi\u1ebft b\u1ecb zyxel chu\u1ea9n wifi 6\" width=\"800\" height=\"467\" srcset=\"https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/cac-thiet-bi-zyxel-dat-chuan-wifi-6-1024x597.jpg 1024w, https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/cac-thiet-bi-zyxel-dat-chuan-wifi-6-300x175.jpg 300w, https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/cac-thiet-bi-zyxel-dat-chuan-wifi-6-768x448.jpg 768w, https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/cac-thiet-bi-zyxel-dat-chuan-wifi-6.jpg 1200w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-773\" class=\"wp-caption-text\">C\u00e1c thi\u1ebft b\u1ecb Zyxel \u0111\u01b0\u1ee3c trang b\u1ecb chu\u1ea9n wifi 6<\/figcaption><\/figure>\n<h2><span id=\"3_Nhung_tinh_nang_vuot_troi_cua_chuan_Wifi_6\">3\/ Nh\u1eefng t\u00ednh n\u0103ng v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a chu\u1ea9n Wifi 6<\/span><\/h2>\n<p>So s\u00e1nh wifi 5 v\u00e0 wifi 6 th\u00ec c\u00f3 th\u1ec3 th\u1ea5y r\u1eb1ng wifi 6 s\u1edf h\u1eefu r\u1ea5t nhi\u1ec1u t\u00ednh n\u0103ng v\u01b0\u1ee3t tr\u1ed9i h\u01a1n h\u1eb3n nh\u01b0:<\/p>\n<h3><span id=\"31_Cai_thien_bao_mat\">3.1\/ C\u1ea3i thi\u1ec7n b\u1ea3o m\u1eadt<\/span><\/h3>\n<p>C\u00e1c m\u1ea1ng kh\u00f4ng d\u00e2y \u0111ang b\u1eaft \u0111\u1ea7u t\u1eadn d\u1ee5ng c\u00e1c t\u00ednh n\u0103ng m\u1edbi c\u1ee7a WPA3, gi\u00fap cung c\u1ea5p h\u1ec7 th\u1ed1ng m\u1ea1ng kh\u00f4ng d\u00e2y an to\u00e0n. T\u00ednh n\u0103ng n\u00e0y kh\u00f4ng b\u1eaft bu\u1ed9c trong c\u00e1c m\u1ea1ng Wifi tr\u01b0\u1edbc \u0111\u00e2y, nh\u01b0ng s\u1ef1 c\u00f4ng nh\u1eadn t\u1eeb Li\u00ean minh Wifi b\u1eaft bu\u1ed9c ph\u1ea3i s\u1eed d\u1ee5ng t\u00ednh n\u0103ng n\u00e0y trong Wifi 6, \u0111i\u1ec1u n\u00e0y gi\u00fap wifi 6 c\u00f3 thi\u1ebft l\u1eadp t\u1ed5ng th\u1ec3 an to\u00e0n h\u01a1n. Tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng v\u1eabn nh\u01b0 c\u0169, nh\u01b0ng v\u1edbi c\u00e1c kh\u1ea3 n\u0103ng n\u00e2ng cao \u0111\u1ec3 ng\u0103n ch\u1eb7n tin t\u1eb7c, t\u0103ng c\u01b0\u1eddng m\u00e3 h\u00f3a v\u00e0 quan tr\u1ecdng nh\u1ea5t l\u00e0 d\u00e0nh cho c\u00e1c trang web s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb IoT .<\/p>\n<h3><span id=\"32_Cai_thien_hieu_qua_su_dung_pin_cua_thiet_bi\">3.2\/ C\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng pin c\u1ee7a thi\u1ebft b\u1ecb<\/span><\/h3>\n<p>Wifi 6 c\u00f3 c\u00e1c t\u00ednh n\u0103ng c\u00e0i \u0111\u1eb7t Wifi c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb c\u1ee5 th\u1ec3 \u1edf ch\u1ebf \u0111\u1ed9 \u201cng\u1ee7\u201d m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 khi kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. C\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1ch v\u00e0 \u0111i\u1ec3m truy c\u1eadp Wifi (AP) c\u00f3 th\u1ec3 th\u01b0\u01a1ng l\u01b0\u1ee3ng tr\u01b0\u1edbc v\u00e0 \u0111\u1eb7t th\u1eddi gian cho c\u00e1c k\u1ebft n\u1ed1i trong t\u01b0\u01a1ng lai b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p TWT.<\/p>\n<p>V\u1edbi t\u00ednh n\u0103ng TWT Wi-Fi 6, c\u00e1c thi\u1ebft b\u1ecb t\u01b0\u01a1ng th\u00edch c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n th\u1eddi l\u01b0\u1ee3ng pin b\u1eb1ng c\u00e1ch gi\u1ea3m l\u01b0\u1ee3ng pin c\u1ea7n thi\u1ebft \u0111\u1ec3 k\u1ebft n\u1ed1i v\u00e0 ho\u1ea1t \u0111\u1ed9ng tr\u00ean m\u1ea1ng Wi-Fi. M\u1ea1ng WLAN v\u00e0 thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i s\u1eed d\u1ee5ng TWT \u0111\u1ec3 th\u01b0\u01a1ng l\u01b0\u1ee3ng v\u00e0 \u0111\u1eb7t l\u1ecbch cho m\u1ed7i thi\u1ebft b\u1ecb tr\u00ean b\u1ed9 h\u1eb9n gi\u1edd \u0111\u00e1nh th\u1ee9c, cho bi\u1ebft thi\u1ebft b\u1ecb n\u00e0o \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi WAP so v\u1edbi thi\u1ebft b\u1ecb \u0111\u00e3 ng\u1eaft k\u1ebft n\u1ed1i. B\u1eb1ng c\u00e1ch n\u00e0y, c\u00e1c thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 t\u1eaft wifi m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 trong th\u1eddi gian d\u00e0i h\u01a1n, cu\u1ed1i c\u00f9ng s\u1ebd gi\u1ea3m l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng c\u1ea7n thi\u1ebft theo th\u1eddi gian.<\/p>\n<h3><span id=\"33_Wifi_6_co_toc_do_nhanh_hon_on_dinh_hon\">3.3\/ Wifi 6 c\u00f3 t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n, \u1ed5n \u0111\u1ecbnh h\u01a1n<\/span><\/h3>\n<p>WiFi 6 s\u1eed d\u1ee5ng \u0111i\u1ec1u ch\u1ebf 1024-QAM v\u00e0 c\u00f3 th\u1ec3 x\u1eed l\u00fd t\u1ed1c \u0111\u1ed9 l\u00ean t\u1edbi 9,6Gbps, g\u1ea5p ba l\u1ea7n so v\u1edbi gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a hi\u1ec7n t\u1ea1i c\u1ee7a WiFi 5 (802.11ac).<\/p>\n<p>Th\u1ebf h\u1ec7 th\u1ee9 s\u00e1u c\u1ee7a m\u1ea1ng WiFi cung c\u1ea5p hi\u1ec7u su\u1ea5t ti\u1ec1m n\u0103ng t\u0103ng t\u1edbi 40% so v\u1edbi thi\u1ebft b\u1ecb v\u00e0 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn WiFi 5. \u0110i\u1ec1u n\u00e0y l\u00e0 do WiFi 6 c\u00f3 th\u1ec3 \u0111\u00f3ng g\u00f3i nhi\u1ec1u d\u1eef li\u1ec7u h\u01a1n v\u00e0o m\u1ed7i g\u00f3i, ho\u1ea1t \u0111\u1ed9ng tr\u00ean c\u1ea3 b\u0103ng t\u1ea7n 2.4GHz v\u00e0 5GHz.<\/p>\n<p>G\u00f3i WiFi 6 c\u00f3 t\u00ednh n\u0103ng \u0111i\u1ec1u ch\u1ebf d\u00e0y \u0111\u1eb7c h\u01a1n, \u0111a truy c\u1eadp ph\u00e2n chia theo t\u1ea7n s\u1ed1 tr\u1ef1c giao (OFDMA), t\u00edn hi\u1ec7u hi\u1ec7u su\u1ea5t cao \u0111\u1ec3 v\u1eadn h\u00e0nh t\u1ed1t h\u01a1n v\u00e0 c\u00f4ng ngh\u1ec7 \u0111a \u0111\u1ea7u v\u00e0o \u0111a \u0111\u1ea7u ra, \u0111\u1ea3m b\u1ea3o duy tr\u00ec k\u1ebft n\u1ed1i internet t\u1ed1c \u0111\u1ed9 cao.<\/p>\n<figure id=\"attachment_772\" aria-describedby=\"caption-attachment-772\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-772\" src=\"https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/cau-tao-cua-access-point-zyxel-cong-nghe-wifi-6-1024x569.jpg\" alt=\"c\u1ea5u t\u1ea1o c\u1ee7a access point zyxel c\u00f4ng ngh\u1ec7 wifi 6\" width=\"800\" height=\"445\" srcset=\"https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/cau-tao-cua-access-point-zyxel-cong-nghe-wifi-6-1024x569.jpg 1024w, https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/cau-tao-cua-access-point-zyxel-cong-nghe-wifi-6-300x167.jpg 300w, https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/cau-tao-cua-access-point-zyxel-cong-nghe-wifi-6-768x427.jpg 768w, https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/cau-tao-cua-access-point-zyxel-cong-nghe-wifi-6.jpg 1396w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-772\" class=\"wp-caption-text\">Wifi 6 mang \u0111\u1ebfn gi\u1ea3i ph\u00e1p ho\u00e0n h\u1ea3o gi\u00fap t\u0103ng t\u1ed1c \u0111\u1ed9 tr\u1ea3i nghi\u1ec7m c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/figcaption><\/figure>\n<h3><span id=\"34_Wifi_6_co_hieu_suat_su_dung_nang_cao\">3.4\/ Wifi 6 c\u00f3 hi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng n\u00e2ng cao<\/span><\/h3>\n<p>Wifi 6 t\u1ef1 \u0111\u1ed9ng s\u1eed d\u1ee5ng c\u00e1c \u0111\u01a1n v\u1ecb t\u00e0i nguy\u00ean \u0111\u1ec3 cho ph\u00e9p AP h\u1ed7 tr\u1ee3 \u0111\u1ed3ng th\u1eddi nhi\u1ec1u m\u00e1y kh\u00e1ch b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c k\u00eanh nh\u1ecf h\u01a1n cho c\u00e1c \u1ee9ng d\u1ee5ng b\u0103ng th\u00f4ng th\u1ea5p h\u01a1n.<\/p>\n<p>N\u00f3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111i\u1ec1u bi\u1ebfn bi\u00ean \u0111\u1ed9 c\u1ea7u ph\u01b0\u01a1ng 1024 so v\u1edbi m\u1ee9c t\u1ed1i \u0111a 256 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf Wifi , gi\u00fap hi\u1ec7u su\u1ea5t \u0111\u01b0\u1ee3c n\u00e2ng cao \u1edf nh\u1eefng khu v\u1ef1c c\u00f3 nhi\u1ec1u thi\u1ebft b\u1ecb c\u00f9ng k\u1ebft n\u1ed1i v\u00e0 ng\u01b0\u1eddi d\u00f9ng s\u1ebd \u00edt c\u1ea1nh tranh h\u01a1n v\u1ec1 b\u0103ng th\u00f4ng.<\/p>\n<h3><span id=\"35_Cung_cap_vung_phu_song_va_ket_noi_tot_hon\">3.5\/ Cung c\u1ea5p v\u00f9ng ph\u1ee7 s\u00f3ng v\u00e0 k\u1ebft n\u1ed1i t\u1ed1t h\u01a1n<\/span><\/h3>\n<p>C\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t l\u1edbn v\u1ec1 dung l\u01b0\u1ee3ng MU MIMO gi\u1eefa Wi-Fi 6 v\u00e0 Wi-Fi 5. Wifi 5 s\u1eed d\u1ee5ng \u0111\u01b0\u1eddng xu\u1ed1ng, 4\u00d74 MU-MIMO \u0111\u01a1n h\u01b0\u1edbng. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng \u0111\u1ebfn m\u1ed9t gi\u1edbi h\u1ea1n c\u1ee5 th\u1ec3 m\u1edbi c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0o b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn v\u00e0 k\u1ebft n\u1ed1i Wifi \u1ed5n \u0111\u1ecbnh. Khi v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n b\u1ed1n l\u1ea7n truy\u1ec1n \u0111\u1ed3ng th\u1eddi n\u00e0y, Wifi s\u1ebd tr\u1edf n\u00ean \u0111\u00f4ng \u0111\u00fac v\u00e0 b\u1eaft \u0111\u1ea7u c\u00f3 c\u00e1c d\u1ea5u hi\u1ec7u t\u1eafc ngh\u1ebdn nh\u01b0 t\u0103ng \u0111\u1ed9 tr\u1ec5, m\u1ea5t g\u00f3i,&#8230;<\/p>\n<p>V\u1eady s\u1ef1 kh\u00e1c bi\u1ec7t trong chu\u1ea9n wifi 6 l\u00e0 g\u00ec so v\u1edbi wifi 5. Trong Wifi 6, c\u00f4ng ngh\u1ec7 8\u00d78 MU MIMO \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 x\u1eed l\u00fd t\u1ed1i \u0111a t\u00e1m thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u00e0 ch\u1ee7 \u0111\u1ed9ng s\u1eed d\u1ee5ng m\u1ea1ng LAN kh\u00f4ng d\u00e2y m\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 s\u1ef1 can thi\u1ec7p n\u00e0o. \u0110\u1eb7c bi\u1ec7t, b\u1ea3n n\u00e2ng c\u1ea5p Wifi 6 MU MIMO l\u00e0 hai chi\u1ec1u, ngh\u0129a l\u00e0 thi\u1ebft b\u1ecb ngo\u1ea1i vi c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i v\u1edbi b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn tr\u00ean nhi\u1ec1u b\u0103ng t\u1ea7n. \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u01b0\u1eddi d\u00f9ng c\u00f3 \u0111\u01b0\u1ee3c tr\u1ea3i nghi\u1ec7m t\u1ea3i th\u00f4ng tin l\u00ean internet t\u1ed1t h\u01a1n so v\u1edbi c\u00e1c th\u1ebf h\u1ec7 wifi tr\u01b0\u1edbc \u0111\u00e2y.<\/p>\n<h3><span id=\"36_Ma_hoa_hieu_qua_va_nhieu_luong_khong_gian_hon\">3.6\/ M\u00e3 h\u00f3a hi\u1ec7u qu\u1ea3 v\u00e0 nhi\u1ec1u lu\u1ed3ng kh\u00f4ng gian h\u01a1n<\/span><\/h3>\n<p>B\u0103ng th\u00f4ng v\u00e0 t\u1ed1c \u0111\u1ed9 t\u0103ng l\u00ean c\u1ee7a Wi-Fi 6 l\u00e0 nh\u1edd hai ti\u1ebfn b\u1ed9 trong c\u00f4ng ngh\u1ec7 kh\u00f4ng d\u00e2y. \u0110\u1ea7u ti\u00ean, Wi-Fi 6 k\u1ebft h\u1ee3p c\u00e1c quy tr\u00ecnh m\u00e3 h\u00f3a hi\u1ec7u qu\u1ea3 h\u01a1n \u0111\u1ec3 c\u00f3 th\u1ec3 truy\u1ec1n nhi\u1ec1u d\u1eef li\u1ec7u h\u01a1n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00f9ng ph\u1ed5 t\u1ea7n 5 GHz. T\u00ednh n\u0103ng th\u1ee9 hai l\u00e0 s\u1eed d\u1ee5ng nhi\u1ec1u lu\u1ed3ng kh\u00f4ng gian h\u01a1n \u0111\u1ec3 n\u00e2ng cao dung l\u01b0\u1ee3ng b\u0103ng th\u00f4ng t\u1ed5ng th\u1ec3 c\u1ee7a \u0111i\u1ec3m truy c\u1eadp kh\u00f4ng d\u00e2y (WAP).<\/p>\n<h3><span id=\"37_Do_tre_duoc_cai_thien_ro_ret\">3.7\/ \u0110\u1ed9 tr\u1ec5 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n r\u00f5 r\u1ec7t<\/span><\/h3>\n<p>\u0110\u1ed9 tr\u1ec5 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn s\u1ef1 ch\u1eadm tr\u1ec5 trong vi\u1ec7c truy\u1ec1n c\u00e1c g\u00f3i d\u1eef li\u1ec7u t\u1eeb v\u1ecb tr\u00ed n\u00e0y sang v\u1ecb tr\u00ed kh\u00e1c. T\u1ed1c \u0111\u1ed9 \u0111\u1ed9 tr\u1ec5 th\u1ea5p c\u00f3 xu h\u01b0\u1edbng v\u1ec1 0 s\u1ebd t\u1ed1i \u01b0u h\u01a1n, Wifi 6 so v\u1edbi Wifi 5 s\u1ebd cung c\u1ea5p \u0111\u1ed9 tr\u1ec5 th\u1ea5p h\u01a1n, gi\u00fap n\u00f3 tr\u1edf n\u00ean ho\u00e0n h\u1ea3o cho c\u00e1c c\u00f4ng ty, doanh nghi\u1ec7p. Ng\u01b0\u1eddi d\u00f9ng gia \u0111\u00ecnh c\u0169ng s\u1ebd \u0111\u00e1nh gi\u00e1 cao t\u00ednh n\u0103ng n\u00e0y c\u1ee7a c\u00e1c m\u1eabu Wifi m\u1edbi v\u00ec kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i internet lu\u00f4n nhanh h\u01a1n.<\/p>\n<h3><span id=\"38_Wifi_6_giup_truyen_du_lieu_cao_hon_thoi_gian_tai_xuong_ngan_hon\">3.8\/ Wifi 6 gi\u00fap truy\u1ec1n d\u1eef li\u1ec7u cao h\u01a1n, th\u1eddi gian t\u1ea3i xu\u1ed1ng ng\u1eafn h\u01a1n<\/span><\/h3>\n<p>WiFi 6 cung c\u1ea5p h\u1ed7 tr\u1ee3 cho c\u00e1c k\u00eanh b\u0103ng th\u00f4ng 80 MHz v\u00e0 160 MHz r\u1ed9ng h\u01a1n. Nhi\u1ec1u b\u0103ng th\u00f4ng h\u01a1n c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao h\u01a1n, d\u1eabn \u0111\u1ebfn th\u1eddi gian t\u1ea3i xu\u1ed1ng ng\u1eafn h\u01a1n.<\/p>\n<figure id=\"attachment_770\" aria-describedby=\"caption-attachment-770\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-770\" src=\"https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/so-sanh-chuan-wifi-6-wifi-5-wifi-4-1024x603.jpg\" alt=\"so s\u00e1nh chu\u1ea9n wifi 6 vs wifi 5 vs wifi 4\" width=\"800\" height=\"471\" srcset=\"https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/so-sanh-chuan-wifi-6-wifi-5-wifi-4-1024x603.jpg 1024w, https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/so-sanh-chuan-wifi-6-wifi-5-wifi-4-300x177.jpg 300w, https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/so-sanh-chuan-wifi-6-wifi-5-wifi-4-768x452.jpg 768w, https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/so-sanh-chuan-wifi-6-wifi-5-wifi-4-1536x904.jpg 1536w, https:\/\/vtechsolutions.vn\/blog\/wp-content\/uploads\/2023\/03\/so-sanh-chuan-wifi-6-wifi-5-wifi-4.jpg 1740w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-770\" class=\"wp-caption-text\">So s\u00e1nh wifi 5 (802.11ac) v\u00e0 wifi 6 (802.11ax), chu\u1ea9n wifi n\u00e0o v\u01b0\u1ee3t tr\u1ed9i h\u01a1n?<\/figcaption><\/figure>\n<h2><span id=\"4_So_sanh_wifi_5_80211ac_va_wifi_6_80211ax_chuan_wifi_nao_vuot_troi_hon\">4\/ So s\u00e1nh wifi 5 (802.11ac) v\u00e0 wifi 6 (802.11ax), chu\u1ea9n wifi n\u00e0o v\u01b0\u1ee3t tr\u1ed9i h\u01a1n?<\/span><\/h2>\n<p>\u0110\u1ec3 c\u00f3 so s\u00e1nh c\u1ee5 th\u1ec3 h\u01a1n v\u1ec1 chu\u1ea9n wifi 6 v\u00e0 <a href=\"https:\/\/vtechsolutions.vn\/blog\/chuan-wifi-5-la-gi\/\">chu\u1ea9n wifi 5,<\/a> c\u00e1c b\u1ea1n h\u00e3y c\u00f9ng theo d\u00f5i b\u1ea3ng c\u1ee5 b\u00ean d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<table style=\"height: 492px;\" width=\"912\">\n<tbody>\n<tr>\n<td>\n<p style=\"text-align: center;\"><strong>Ti\u00eau ch\u00ed<\/strong><\/p>\n<\/td>\n<td style=\"text-align: center;\"><strong>Wifi 6<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>Wifi 5<\/strong><\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: center;\"><strong>Tham s\u1ed1<\/strong><\/p>\n<\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">802.11ax<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">802.11ac<\/span><\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: center;\"><strong>T\u1ea7n s\u1ed1<\/strong><\/p>\n<\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">2,4 v\u00e0 5 GHz<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">5 GHz<\/span><\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: center;\"><strong>C\u00f4ng ngh\u1ec7 truy c\u1eadp<\/strong><\/p>\n<\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">OFDMA<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">OFDM<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><strong>Target Wake Time<\/strong><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Kh\u00f4ng h\u1ed7 tr\u1ee3<\/span><\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><strong>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u t\u1ed1i \u0111a<\/strong><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Cao h\u01a1n wifi 5<\/span><\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">Th\u1ea5p h\u01a1n wifi 6<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><strong>Hi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng<\/strong><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Cao h\u01a1n wifi 5<\/span><\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">T\u1ec7 h\u01a1n wifi 6<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><strong>Th\u1eddi gian ph\u1ea3n h\u1ed3i l\u1ea1i c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb<\/strong><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Nhanh<\/span><\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">Ch\u1eadm h\u01a1n wifi 6<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span id=\"5_Co_nen_nang_cap_he_thong_mang_len_Wifi_6_chua\">5\/ C\u00f3 n\u00ean n\u00e2ng c\u1ea5p h\u1ec7 th\u1ed1ng m\u1ea1ng l\u00ean Wifi 6 ch\u01b0a?<\/span><\/h2>\n<p>Nh\u00ecn chung vi\u1ec7c n\u00e2ng c\u1ea5p router Wi-Fi l\u00ean th\u1ebf h\u1ec7 th\u1ee9 6 kh\u00f4ng bao gi\u1edd l\u00e0 th\u1eeba. N\u1ebfu nh\u01b0 b\u1ea1n c\u00f3 \u0111i\u1ec1u ki\u1ec7n, h\u00e3y c\u1ee9 n\u00e2ng c\u1ea5p l\u00ean b\u1ea3n cao nh\u1ea5t \u0111\u1ec3 s\u1eed d\u1ee5ng v\u00ec Wi-Fi m\u1ea5t kho\u1ea3ng 5 n\u0103m \u0111\u1ec3 ra \u0111\u1eddi th\u1ebf h\u1ec7 m\u1edbi, c\u00f2n ch\u00fang ta kho\u1ea3ng 1-2 n\u0103m \u0111\u1ec1u s\u1ebd thay \u0111\u1ed5i \u0111i\u1ec7n tho\u1ea1i, \u0111\u1ed5i m\u00e1y t\u00ednh, ho\u1eb7c mua th\u00eam c\u00e1c thi\u1ebft b\u1ecb th\u00f4ng minh x\u00e0i Wifi,\u2026 T\u1ea5t c\u1ea3 \u0111\u1ec1u s\u1ebd h\u1ed7 tr\u1ee3 Wi-Fi 6, n\u1ebfu c\u00f3 s\u1eb5n c\u00e1c c\u1ee5c ph\u00e1t \u1edf nh\u00e0 th\u00ec b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c t\u1eadn h\u01b0\u1edfng \u0111\u01b0\u1ee3c c\u00e1c l\u1ee3i \u00edch c\u1ee7a Wifi m\u1edbi nh\u1ea5t.<\/p>\n<p>Tr\u00ean \u0111\u00e2y l\u00e0 c\u00e1c th\u00f4ng tin v\u1ec1 <strong>chu\u1ea9n wifi 6 l\u00e0 g\u00ec<\/strong> m\u00e0 ch\u00fang t\u00f4i mu\u1ed1n g\u1eedi \u0111\u1ebfn b\u1ea1n \u0111\u1ecdc. Hy v\u1ecdng qua nh\u1eefng \u0111i\u1ec1u \u0111\u00e3 chia s\u1ebb s\u1ebd gi\u00fap b\u1ea1n th\u1ea5y \u0111\u01b0\u1ee3c nh\u1eefng t\u00ednh n\u0103ng n\u1ed5i b\u1eadt c\u1ee7a wifi 6 so v\u1edbi wifi 5 khi s\u1eed d\u1ee5ng. N\u1ebfu kh\u00e1ch h\u00e0ng c\u00f3 nhu c\u1ea7u l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng wifi 6 h\u00e3y li\u00ean h\u1ec7 ngay cho VTech \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 gi\u1ea3i \u0111\u00e1p m\u1ecdi th\u00f4ng tin. V\u1edbi kinh nghi\u1ec7m l\u00e2u n\u0103m trong l\u0129nh v\u1ef1c thi c\u00f4ng l\u1eafp \u0111\u1eb7t m\u1ea1ng \u0111\u01a1n v\u1ecb ch\u00fang t\u00f4i lu\u00f4n \u0111\u1ea3m b\u1ea3o m\u1ea1ng l\u1ea1i cho b\u1ea1n nh\u1eefng tr\u1ea3i nghi\u1ec7m t\u1ed1t nh\u1ea5t.<\/p>\n<p><strong>Tham kh\u1ea3o th\u00eam:<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/vtechsolutions.vn\/blog\/he-thong-mang-may-tinh-la-gi\/#3_Vi_sao_can_xay_dung_he_thong_mang_may_tinh_chuyen_biet_cho_doanh_nghiep\">V\u00ec sao c\u1ea7n x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng m\u1ea1ng m\u00e1y t\u00ednh chuy\u00ean bi\u1ec7t cho doanh nghi\u1ec7p?<\/a><\/li>\n<li><a href=\"https:\/\/vtechsolutions.vn\/blog\/thiet-bi-mang-bao-gom-nhung-gi-vai-tro-chuc-nang-cua-tung-thiet-bi-mang\/#3_Cac_thiet_bi_mang_co_ban_bao_gom_nhung_gi_Chuc_nang_cua_tung_thiet_bi_mang\">C\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng c\u01a1 b\u1ea3n bao g\u1ed3m nh\u1eefng g\u00ec? Ch\u1ee9c n\u0103ng c\u1ee7a t\u1eebng thi\u1ebft b\u1ecb m\u1ea1ng<\/a><\/li>\n<li><a href=\"https:\/\/vtechsolutions.vn\/blog\/cac-buoc-thiet-ke-he-thong-mang\/#4_Nhung_dieu_can_luu_y_khi_thiet_ke_xay_dung_he_thong_mang_cho_doanh_nghiep\">Nh\u1eefng \u0111i\u1ec1u c\u1ea7n l\u01b0u \u00fd khi thi\u1ebft k\u1ebf x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng m\u1ea1ng cho doanh nghi\u1ec7p<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Wifi 6 mang l\u1ea1i nh\u1eefng thay \u0111\u1ed5i r\u1ea5t t\u00edch c\u1ef1c cho m\u1ea1ng kh\u00f4ng d\u00e2y \u1edf kh\u1eafp m\u1ecdi n\u01a1i. V\u1eady chu\u1ea9n wifi 6 l\u00e0 g\u00ec, so v\u1edbi wifi 5 n\u00f3 \u0111\u01b0\u1ee3c<\/p>\n","protected":false},"author":1,"featured_media":770,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[181,5],"tags":[],"class_list":["post-750","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-he-thong-thiet-bi-mang","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Chu\u1ea9n Wifi 6 l\u00e0 g\u00ec? So s\u00e1nh chu\u1ea9n wifi 6 v\u00e0 wifi 5<\/title>\n<meta name=\"description\" content=\"Chu\u1ea9n wifi 6 l\u00e0 g\u00ec, so v\u1edbi wifi 5 n\u00f3 c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m g\u00ec v\u01b0\u1ee3t tr\u1ed9i h\u01a1n v\u1ec1 m\u1eb7t t\u00ednh n\u0103ng? 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