{"id":478405,"date":"2023-08-09T09:32:22","date_gmt":"2023-08-09T09:32:22","guid":{"rendered":""},"modified":"2024-03-18T09:54:31","modified_gmt":"2024-03-18T09:54:31","slug":"personal-area-network","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/personal-area-network\/","title":{"rendered":"M\u1ea1ng c\u00e1 nh\u00e2n"},"content":{"rendered":"<p>M\u1ea1ng khu v\u1ef1c c\u00e1 nh\u00e2n (PAN) l\u00e0 m\u1ea1ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb trong t\u1ea7m tay c\u1ee7a m\u1ed9t c\u00e1 nh\u00e2n. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n trong ph\u1ea1m vi v\u00e0i m\u00e9t, n\u00f3 bao g\u1ed3m c\u00e1c k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 m\u00e1y t\u00ednh, \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, m\u00e1y t\u00ednh b\u1ea3ng v\u00e0 thi\u1ebft b\u1ecb ngo\u1ea1i vi.<\/p>\n<h2>L\u1ecbch s\u1eed ngu\u1ed3n g\u1ed1c c\u1ee7a m\u1ea1ng khu v\u1ef1c c\u00e1 nh\u00e2n v\u00e0 s\u1ef1 \u0111\u1ec1 c\u1eadp \u0111\u1ea7u ti\u00ean v\u1ec1 n\u00f3<\/h2>\n<p>Kh\u00e1i ni\u1ec7m M\u1ea1ng Khu v\u1ef1c C\u00e1 nh\u00e2n c\u00f3 t\u1eeb cu\u1ed1i th\u1ebf k\u1ef7 20. M\u1ea1ng n\u00e0y \u0111\u01b0\u1ee3c nh\u1eafc \u0111\u1ebfn l\u1ea7n \u0111\u1ea7u ti\u00ean v\u00e0o nh\u1eefng n\u0103m 1990 khi c\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 IrDA (Hi\u1ec7p h\u1ed9i d\u1eef li\u1ec7u h\u1ed3ng ngo\u1ea1i) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb \u1edf g\u1ea7n nhau. S\u1ef1 n\u1ed5i l\u00ean c\u1ee7a c\u00f4ng ngh\u1ec7 Bluetooth v\u00e0o n\u0103m 1998 \u0111\u00e3 g\u00f3p ph\u1ea7n \u0111\u00e1ng k\u1ec3 v\u00e0o s\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 ph\u1ed5 bi\u1ebfn PAN, gi\u00fap k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb c\u00e1 nh\u00e2n tr\u1edf n\u00ean d\u1ec5 ti\u1ebfp c\u1eadn v\u00e0 \u0111\u01a1n gi\u1ea3n h\u01a1n.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 m\u1ea1ng khu v\u1ef1c c\u00e1 nh\u00e2n<\/h2>\n<p>PAN cho ph\u00e9p k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c nhau th\u00f4ng qua ph\u01b0\u01a1ng th\u1ee9c c\u00f3 d\u00e2y ho\u1eb7c kh\u00f4ng d\u00e2y. C\u00e1c m\u1ea1ng n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 li\u00ean l\u1ea1c, chia s\u1ebb d\u1eef li\u1ec7u v\u00e0 \u0111\u1ed3ng b\u1ed9 h\u00f3a c\u00e1c thi\u1ebft b\u1ecb c\u00e1 nh\u00e2n.<\/p>\n<h3>PAN c\u00f3 d\u00e2y<\/h3>\n<ul>\n<li><strong>K\u1ebft n\u1ed1i USB:<\/strong> K\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb th\u00f4ng qua c\u00e1p USB.<\/li>\n<li><strong>K\u1ebft n\u1ed1i FireWire:<\/strong> \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao.<\/li>\n<\/ul>\n<h3>PAN kh\u00f4ng d\u00e2y<\/h3>\n<ul>\n<li><strong>Bluetooth:<\/strong> Cho ph\u00e9p k\u1ebft n\u1ed1i t\u1ea7m ng\u1eafn gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb.<\/li>\n<li><strong>Wi-Fi Direct:<\/strong> Cho ph\u00e9p c\u00e1c thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp m\u00e0 kh\u00f4ng c\u1ea7n \u0111i\u1ec3m truy c\u1eadp.<\/li>\n<\/ul>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a M\u1ea1ng Khu v\u1ef1c C\u00e1 nh\u00e2n<\/h2>\n<p>M\u1ea1ng Khu v\u1ef1c C\u00e1 nh\u00e2n bao g\u1ed3m c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i \u1edf kho\u1ea3ng c\u00e1ch g\u1ea7n. C\u1ea5u tr\u00fac b\u00ean trong bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>Thi\u1ebft b\u1ecb trung t\u00e2m:<\/strong> Th\u00f4ng th\u01b0\u1eddng \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh ho\u1eb7c m\u00e1y t\u00ednh \u0111\u00f3ng vai tr\u00f2 l\u00e0 trung t\u00e2m k\u1ebft n\u1ed1i ch\u00ednh.<\/li>\n<li><strong>Thi\u1ebft b\u1ecb ngo\u1ea1i vi:<\/strong> C\u00e1c thi\u1ebft b\u1ecb kh\u00e1c nh\u01b0 \u0111\u1ed3ng h\u1ed3 th\u00f4ng minh, m\u00e1y in ho\u1eb7c tai nghe k\u1ebft n\u1ed1i v\u1edbi thi\u1ebft b\u1ecb trung t\u00e2m.<\/li>\n<\/ul>\n<h3>M\u1ea1ng khu v\u1ef1c c\u00e1 nh\u00e2n ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o<\/h3>\n<ol>\n<li>C\u00e1c thi\u1ebft b\u1ecb nh\u1eadn d\u1ea1ng l\u1eabn nhau.<\/li>\n<li>Qu\u00e1 tr\u00ecnh gh\u00e9p n\u1ed1i \u0111\u01b0\u1ee3c b\u1eaft \u0111\u1ea7u (trong tr\u01b0\u1eddng h\u1ee3p Bluetooth).<\/li>\n<li>M\u1ed9t k\u1ebft n\u1ed1i an to\u00e0n \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp.<\/li>\n<li>Truy\u1ec1n d\u1eef li\u1ec7u ho\u1eb7c \u0111\u1ed3ng b\u1ed9 h\u00f3a di\u1ec5n ra.<\/li>\n<\/ol>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a M\u1ea1ng khu v\u1ef1c c\u00e1 nh\u00e2n<\/h2>\n<ul>\n<li><strong>T\u00ednh di \u0111\u1ed9ng:<\/strong> D\u1ec5 d\u00e0ng thi\u1ebft l\u1eadp v\u00e0 th\u00e1o d\u1ee1.<\/li>\n<li><strong>D\u1ec5 s\u1eed d\u1ee5ng:<\/strong> Th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng v\u00e0 kh\u00f4ng y\u00eau c\u1ea7u c\u1ea5u h\u00ecnh ph\u1ee9c t\u1ea1p.<\/li>\n<li><strong>B\u1ea3o v\u1ec7:<\/strong> M\u00e3 h\u00f3a \u0111\u1ea3m b\u1ea3o truy\u1ec1n d\u1eef li\u1ec7u an to\u00e0n.<\/li>\n<li><strong>Hi\u1ec7u qu\u1ea3 chi ph\u00ed:<\/strong> Gi\u1ea3i ph\u00e1p m\u1ea1ng chi ph\u00ed th\u1ea5p cho m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng c\u00e1 nh\u00e2n.<\/li>\n<\/ul>\n<h2>C\u00e1c lo\u1ea1i m\u1ea1ng khu v\u1ef1c c\u00e1 nh\u00e2n<\/h2>\n<h3>C\u00f3 d\u00e2y<\/h3>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>S\u1eed d\u1ee5ng<\/th>\n<th>Ph\u1ea1m vi<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>USB<\/td>\n<td>Truy\u1ec1n d\u1eef li\u1ec7u<\/td>\n<td>5m<\/td>\n<\/tr>\n<tr>\n<td>FireWire<\/td>\n<td>Truy\u1ec1n t\u1ed1c \u0111\u1ed9 cao<\/td>\n<td>3m<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Kh\u00f4ng d\u00e2y<\/h3>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>S\u1eed d\u1ee5ng<\/th>\n<th>Ph\u1ea1m vi<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Bluetooth<\/td>\n<td>Giao ti\u1ebfp<\/td>\n<td>10m<\/td>\n<\/tr>\n<tr>\n<td>Wi-Fi Direct<\/td>\n<td>Chia s\u1ebb file<\/td>\n<td>200m<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng M\u1ea1ng khu v\u1ef1c c\u00e1 nh\u00e2n, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p c\u1ee7a ch\u00fang<\/h2>\n<h3>C\u00f4ng d\u1ee5ng<\/h3>\n<ul>\n<li>Chia s\u1ebb file<\/li>\n<li>Chia s\u1ebb Internet<\/li>\n<li>\u0110\u1ed3ng b\u1ed9 h\u00f3a thi\u1ebft b\u1ecb<\/li>\n<\/ul>\n<h3>V\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p<\/h3>\n<ul>\n<li><strong>S\u1ef1 can thi\u1ec7p:<\/strong> S\u1eed d\u1ee5ng c\u00e1c k\u00eanh ho\u1eb7c t\u1ea7n s\u1ed1 kh\u00e1c nhau c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u \u0111i\u1ec1u n\u00e0y.<\/li>\n<li><strong>R\u1ee7i ro b\u1ea3o m\u1eadt:<\/strong> S\u1eed d\u1ee5ng m\u00e3 h\u00f3a th\u00edch h\u1ee3p v\u00e0 ph\u01b0\u01a1ng ph\u00e1p gh\u00e9p n\u1ed1i an to\u00e0n.<\/li>\n<\/ul>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 nh\u1eefng so s\u00e1nh kh\u00e1c v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1<\/h2>\n<table>\n<thead>\n<tr>\n<th>T\u00ednh n\u0103ng<\/th>\n<th>CH\u1ea2O<\/th>\n<th>m\u1ea1ng LAN<\/th>\n<th>WAN<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Ph\u1ea1m vi<\/td>\n<td>V\u00e0i m\u00e9t<\/td>\n<td>T\u00f2a nh\u00e0 \u0111\u1ecba ph\u01b0\u01a1ng<\/td>\n<td>Di\u1ec7n r\u1ed9ng<\/td>\n<\/tr>\n<tr>\n<td>Thi\u1ebft b\u1ecb<\/td>\n<td>Ri\u00eang t\u01b0<\/td>\n<td>t\u1ed5 ch\u1ee9c<\/td>\n<td>Nhi\u1ec1u m\u1ea1ng LAN<\/td>\n<\/tr>\n<tr>\n<td>T\u1ed1c \u0111\u1ed9<\/td>\n<td>Kh\u00e1c nhau<\/td>\n<td>Nhanh h\u01a1n<\/td>\n<td>Ch\u1eadm h\u01a1n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ee7a t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn m\u1ea1ng khu v\u1ef1c c\u00e1 nh\u00e2n<\/h2>\n<p>V\u1edbi s\u1ef1 ra \u0111\u1eddi c\u1ee7a IoT (Internet of Things) v\u00e0 c\u00f4ng ngh\u1ec7 thi\u1ebft b\u1ecb \u0111eo, PAN \u0111ang ph\u00e1t tri\u1ec3n. C\u00e1c c\u00f4ng ngh\u1ec7 trong t\u01b0\u01a1ng lai c\u00f3 th\u1ec3 bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>B\u1ea3o m\u1eadt n\u00e2ng cao:<\/strong> Ph\u01b0\u01a1ng ph\u00e1p m\u00e3 h\u00f3a m\u1ea1nh m\u1ebd h\u01a1n.<\/li>\n<li><strong>T\u1ed1c \u0111\u1ed9 cao h\u01a1n:<\/strong> T\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u nhanh h\u01a1n.<\/li>\n<li><strong>Ph\u1ea1m vi r\u1ed9ng h\u01a1n:<\/strong> K\u1ebft n\u1ed1i m\u1edf r\u1ed9ng.<\/li>\n<\/ul>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi m\u1ea1ng khu v\u1ef1c c\u00e1 nh\u00e2n<\/h2>\n<p>C\u00e1c m\u00e1y ch\u1ee7 proxy gi\u1ed1ng nh\u01b0 c\u00e1c m\u00e1y ch\u1ee7 do OneProxy cung c\u1ea5p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p trong PAN \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng quy\u1ec1n ri\u00eang t\u01b0 v\u00e0 b\u1ea3o m\u1eadt. B\u1eb1ng c\u00e1ch \u0111\u1ecbnh tuy\u1ebfn k\u1ebft n\u1ed1i Internet th\u00f4ng qua proxy, ng\u01b0\u1eddi d\u00f9ng trong PAN c\u00f3 th\u1ec3 \u1ea9n danh c\u00e1c ho\u1ea1t \u0111\u1ed9ng tr\u1ef1c tuy\u1ebfn c\u1ee7a h\u1ecd v\u00e0 c\u0169ng \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb vi\u1ec7c b\u1ecf ch\u1eb7n n\u1ed9i dung v\u00e0 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.bluetooth.com\/\" target=\"_new\" rel=\"noopener nofollow\">Trang web ch\u00ednh th\u1ee9c c\u1ee7a Bluetooth<\/a><\/li>\n<li><a href=\"https:\/\/www.wi-fi.org\/discover-wi-fi\/wi-fi-direct\" target=\"_new\" rel=\"noopener nofollow\">Th\u00f4ng tin tr\u1ef1c ti\u1ebfp Wi-Fi<\/a><\/li>\n<li><a href=\"https:\/\/oneproxy.pro\/vn\/\" target=\"_new\" rel=\"noopener\">D\u1ecbch v\u1ee5 OneProxy<\/a><\/li>\n<\/ul>\n<p>C\u00e1c li\u00ean k\u1ebft tr\u00ean cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft h\u01a1n v\u1ec1 c\u00f4ng ngh\u1ec7, th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng M\u1ea1ng Khu v\u1ef1c C\u00e1 nh\u00e2n c\u0169ng nh\u01b0 c\u00e1c d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 proxy li\u00ean quan do OneProxy cung c\u1ea5p.<\/p>","protected":false},"featured_media":469151,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-478405","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"","faq_items":null},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478405","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":1,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478405\/revisions"}],"predecessor-version":[{"id":505223,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478405\/revisions\/505223"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/469151"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=478405"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}