{"id":3023,"date":"2025-03-20T09:56:41","date_gmt":"2025-03-20T09:56:41","guid":{"rendered":"https:\/\/commmesh.com\/?p=3023"},"modified":"2025-03-21T09:26:45","modified_gmt":"2025-03-21T09:26:45","slug":"simplex-vs-duplex-fiber-optic-cables","status":"publish","type":"post","link":"https:\/\/commmesh.com\/vi\/simplex-vs-duplex-fiber-optic-cables\/","title":{"rendered":"C\u00e1p quang Simplex v\u00e0 Duplex: So s\u00e1nh to\u00e0n di\u1ec7n"},"content":{"rendered":"<p>T\u01b0\u1edfng t\u01b0\u1ee3ng <em>c\u00e1p quang simplex v\u00e0 duplex<\/em> nh\u01b0 hai c\u00e1ch l\u00e0m v\u01b0\u1eddn kh\u00e1c nhau\u2014m\u1ed9t c\u00e1ch tr\u1ed3ng m\u1ed9t h\u00e0ng hoa, n\u1edf theo m\u1ed9t h\u01b0\u1edbng, trong khi c\u00e1ch kia tr\u1ed3ng m\u1ed9t lu\u1ed1ng hoa \u0111\u00f4i, ph\u00e1t tri\u1ec3n m\u1ea1nh theo c\u1ea3 hai h\u01b0\u1edbng. C\u00e1p quang l\u00e0 g\u1ed1c r\u1ec5 c\u1ee7a c\u1ea3nh quan k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a ch\u00fang ta, truy\u1ec1n d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng xung \u00e1nh s\u00e1ng \u0111\u1ec3 nu\u00f4i d\u01b0\u1ee1ng m\u1ecdi th\u1ee9 t\u1eeb internet gia \u0111\u00ecnh \u0111\u1ebfn m\u1ea1ng l\u01b0\u1edbi truy\u1ec1n th\u00f4ng to\u00e0n c\u1ea7u. C\u00e1p \u0111\u01a1n s\u1ee3i ph\u00e1t tri\u1ec3n m\u1ed9t s\u1ee3i \u0111\u01a1n \u0111\u1ec3 truy\u1ec1n m\u1ed9t chi\u1ec1u, trong khi c\u00e1p song c\u00f4ng nu\u00f4i d\u01b0\u1ee1ng hai s\u1ee3i \u0111\u1ec3 trao \u0111\u1ed5i qua l\u1ea1i. Vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa ch\u00fang gi\u1ed1ng nh\u01b0 vi\u1ec7c ch\u1ecdn \u0111\u00fang c\u1ecd v\u1ebd cho m\u1ed9t b\u1ee9c tranh\u2014m\u1ed7i n\u00e9t v\u1ebd \u0111\u1ecbnh h\u00ecnh n\u00ean ki\u1ec7t t\u00e1c cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<p>Trong h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n n\u00e0y, ch\u00fang t\u00f4i s\u1ebd \u0111\u00e0o s\u00e2u v\u00e0o <em>c\u00e1p quang simplex v\u00e0 duplex<\/em>\u2014c\u1ea5u tr\u00fac, m\u1ee5c \u0111\u00edch, l\u1ee3i \u00edch, h\u1ea1n ch\u1ebf c\u1ee7a ch\u00fang v\u00e0 c\u00e1ch l\u1ef1a ch\u1ecdn <em>k\u1ebft n\u1ed1i c\u00e1p quang t\u1ed1t nh\u1ea5t<\/em> cho thi\u1ebft l\u1eadp c\u1ee7a b\u1ea1n. H\u00e3y ngh\u0129 v\u1ec1 n\u00f3 nh\u01b0 vi\u1ec7c t\u1ea1o ra m\u1ed9t c\u00f4ng th\u1ee9c n\u1ea5u \u0103n: b\u1ea1n c\u1ea7n nh\u1eefng nguy\u00ean li\u1ec7u ph\u00f9 h\u1ee3p cho m\u00f3n \u0103n. H\u00e3y \u0111i s\u00e2u v\u00e0o chi ti\u1ebft v\u00e0 trau d\u1ed3i s\u1ef1 r\u00f5 r\u00e0ng!<\/p>\n\n\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1p quang Simplex v\u00e0 Duplex l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p>C\u00e1c <em>c\u00e1p quang simplex v\u00e0 duplex<\/em> s\u1ef1 ph\u00e2n bi\u1ec7t gi\u1ed1ng nh\u01b0 so s\u00e1nh m\u1ed9t giai \u0111i\u1ec7u \u0111\u01a1n v\u1edbi m\u1ed9t b\u1ea3n h\u00f2a \u00e2m hai ph\u1ea7n\u2014m\u1ed7i ph\u1ea7n c\u00f3 nh\u1ecbp \u0111i\u1ec7u v\u00e0 c\u1ed9ng h\u01b0\u1edfng ri\u00eang. H\u00e3y c\u00f9ng kh\u00e1m ph\u00e1 n\u1ec1n t\u1ea3ng c\u1ee7a ch\u00fang:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/simplex-VS-duplex.jpeg\"><img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/simplex-VS-duplex.jpeg\" alt=\"\u0111\u01a1n gi\u1ea3n so v\u1edbi song c\u00f4ng\" class=\"wp-image-3039\" srcset=\"https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/simplex-VS-duplex.jpeg 600w, https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/simplex-VS-duplex-300x200.jpeg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><figcaption class=\"wp-element-caption\">\u0111\u01a1n gi\u1ea3n so v\u1edbi song c\u00f4ng<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1p quang Simplex<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1ef1 \u0111\u1ecbnh ngh\u0129a:<\/strong> C\u00e1p \u0111\u01a1n l\u00e0 m\u1ed9t s\u1ee3i quang \u0111\u01a1n \u0111\u01b0\u1ee3c b\u1ecdc trong l\u1edbp v\u1ecf b\u1ea3o v\u1ec7, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 truy\u1ec1n m\u1ed9t chi\u1ec1u\u2014gi\u1ed1ng nh\u01b0 m\u1ed9t tia s\u00e1ng m\u1eb7t tr\u1eddi chi\u1ebfu v\u00e0o m\u1ed9t c\u00e2y.<\/li>\n\n\n\n<li><strong>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt:<\/strong> C\u00f3 m\u1ed9t l\u00f5i, th\u00f4ng th\u01b0\u1eddng <a href=\"https:\/\/commmesh.com\/vi\/g657a1-vs-g657a2-vs-g652d\/\" target=\"_blank\" rel=\"noreferrer noopener\">G652D<\/a> cho kho\u1ea3ng c\u00e1ch xa ho\u1eb7c G657A cho kh\u1ea3 n\u0103ng ch\u1ecbu u\u1ed1n cong, v\u1edbi k\u00edch th\u01b0\u1edbc l\u00f5i l\u00e0 8-10 micron (ch\u1ebf \u0111\u1ed9 \u0111\u01a1n) ho\u1eb7c 50\/62,5 micron (ch\u1ebf \u0111\u1ed9 \u0111a).<\/li>\n\n\n\n<li><strong>Vai tr\u00f2:<\/strong> Ch\u1ec9 truy\u1ec1n d\u1eef li\u1ec7u theo m\u1ed9t h\u01b0\u1edbng\u2014m\u1ed9t m\u00e0n tr\u00ecnh di\u1ec5n \u0111\u1ed9c t\u1ea5u kh\u00f4ng c\u00f3 ti\u1ebfng vang.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> Th\u01b0\u1eddng \u0111\u01b0\u1ee3c gh\u00e9p n\u1ed1i v\u1edbi c\u00e1c \u0111\u1ea7u n\u1ed1i \u0111\u01a1n gi\u1ea3n nh\u01b0 <a href=\"https:\/\/commmesh.com\/vi\/product\/sc-connector\/\" target=\"_blank\" rel=\"noreferrer noopener\">SC<\/a> ho\u1eb7c <a href=\"https:\/\/commmesh.com\/vi\/product\/fc-connector\/\" target=\"_blank\" rel=\"noreferrer noopener\">FC<\/a>, nh\u1eb9 v\u00e0 h\u1ee3p l\u00fd cho c\u00e1c t\u00e1c v\u1ee5 t\u1eadp trung.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1p quang Duplex<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1ef1 \u0111\u1ecbnh ngh\u0129a:<\/strong> C\u00e1p song c\u00f4ng li\u00ean k\u1ebft hai s\u1ee3i quang l\u1ea1i v\u1edbi nhau, c\u00f3 th\u1ec3 trong m\u1ed9t l\u1edbp v\u1ecf ho\u1eb7c d\u01b0\u1edbi d\u1ea1ng m\u1ed9t c\u1eb7p d\u00e2y k\u00e9o, \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1ec3 truy\u1ec1n th\u00f4ng hai chi\u1ec1u\u2014gi\u1ed1ng nh\u01b0 m\u1ed9t c\u1eb7p d\u00e2y leo m\u1ecdc c\u1ea1nh nhau.<\/li>\n\n\n\n<li><strong>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt:<\/strong> Hai l\u00f5i, s\u1eed d\u1ee5ng c\u00f9ng lo\u1ea1i s\u1ee3i nh\u01b0 simplex (v\u00ed d\u1ee5: G652D, G657A), th\u01b0\u1eddng \u0111\u01b0\u1ee3c b\u00f3 l\u1ea1i \u0111\u1ec3 d\u1ec5 x\u1eed l\u00fd v\u00e0 \u0111\u1ed1i x\u1ee9ng.<\/li>\n\n\n\n<li><strong>Vai tr\u00f2:<\/strong> T\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho vi\u1ec7c g\u1eedi v\u00e0 nh\u1eadn d\u1eef li\u1ec7u theo c\u1ea3 hai h\u01b0\u1edbng c\u00f9ng l\u00fac.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> Th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c \u0111\u1ea7u n\u1ed1i gh\u00e9p nh\u01b0 LC ho\u1eb7c SC duplex, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c h\u1ec7 th\u1ed1ng t\u01b0\u01a1ng t\u00e1c.<\/li>\n<\/ul>\n\n\n\n<p>CommMesh tr\u1ed3ng c\u1ea3 hai lo\u1ea1i\u2014gi\u1ed1ng \u0111\u01a1n cho hoa \u0111\u01a1n, gi\u1ed1ng k\u00e9p cho hoa k\u00e9p\u2014t\u1ea5t c\u1ea3 \u0111\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1p quang Simplex v\u00e0 Duplex ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o<\/h2>\n\n\n\n<p>N\u1eafm b\u1eaft <em>c\u00e1p quang simplex v\u00e0 duplex<\/em> gi\u1ed1ng nh\u01b0 hi\u1ec3u \u0111\u01b0\u1ee3c k\u1ef9 thu\u1eadt c\u1ee7a h\u1ecda s\u0129\u2014m\u1ed9t n\u00e9t c\u1ecd so v\u1edbi m\u1ed9t t\u1ea5m v\u1ea3i nhi\u1ec1u l\u1edbp. \u0110\u00e2y l\u00e0 c\u00e1ch h\u1ecd \u00e1p d\u1ee5ng ngh\u1ec1 c\u1ee7a m\u00ecnh:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ch\u1ee9c n\u0103ng Simplex<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>L\u00e0m sao:<\/strong> M\u1ed9t s\u1ee3i quang \u0111\u01a1n g\u1eedi \u00e1nh s\u00e1ng t\u1eeb \u0111\u1ea7u n\u00e0y \u0111\u1ebfn \u0111\u1ea7u kia\u2014kh\u00f4ng c\u00f3 \u0111\u01b0\u1eddng tr\u1edf v\u1ec1. \u0110\u00f3 l\u00e0 t\u00edn hi\u1ec7u m\u1ed9t chi\u1ec1u, gi\u1ed1ng nh\u01b0 m\u1ed9t l\u00e1 th\u01b0 \u0111\u01b0\u1ee3c g\u1eedi \u0111i m\u00e0 kh\u00f4ng mong \u0111\u1ee3i h\u1ed3i \u00e2m.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> D\u1ef1a v\u00e0o m\u1ed9t <a href=\"https:\/\/www.fs.com\/solutions\/optical-transceivers.html\" target=\"_blank\" rel=\"noreferrer noopener\">m\u00e1y thu ph\u00e1t quang h\u1ecdc<\/a>\u2014ng\u01b0\u1eddi g\u1eedi \u1edf m\u1ed9t \u0111\u1ea7u, ng\u01b0\u1eddi nh\u1eadn \u1edf \u0111\u1ea7u kia. M\u1ea5t t\u00edn hi\u1ec7u l\u00e0 t\u1ed1i thi\u1ec3u (v\u00ed d\u1ee5, 0,2 dB\/km \u0111\u1ed1i v\u1edbi ch\u1ebf \u0111\u1ed9 \u0111\u01a1n G652D), gi\u1eef cho th\u00f4ng \u0111i\u1ec7p r\u00f5 r\u00e0ng.<\/li>\n\n\n\n<li><strong>V\u00ed d\u1ee5:<\/strong> C\u1ea3m bi\u1ebfn nh\u00e0 m\u00e1y b\u00e1o c\u00e1o nhi\u1ec7t \u0111\u1ed9 cho b\u1ed9 ph\u1eadn \u0111i\u1ec1u khi\u1ec3n\u2014kh\u00f4ng c\u1ea7n v\u00f2ng ph\u1ea3n h\u1ed3i.<\/li>\n\n\n\n<li><strong>Ghi ch\u00fa k\u1ef9 thu\u1eadt:<\/strong> Th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m v\u1edbi m\u1ed9t <a href=\"https:\/\/www.viavisolutions.com\/en-us\/solutions\/otdr-testing\" target=\"_blank\" rel=\"noreferrer noopener\">M\u00e1y \u0111o OTDR<\/a> \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a t\u00edn hi\u1ec7u trong su\u1ed1t h\u00e0nh tr\u00ecnh m\u1ed9t m\u00ecnh.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Ch\u1ee9c n\u0103ng song c\u00f4ng<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>L\u00e0m sao:<\/strong> Hai s\u1ee3i quang c\u1ed9ng t\u00e1c v\u1edbi nhau - m\u1ed9t s\u1ee3i truy\u1ec1n, s\u1ee3i kia nh\u1eadn - ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng th\u1eddi gi\u1ed1ng nh\u01b0 m\u1ed9t b\u1ed9 \u0111\u00e0m hai chi\u1ec1u.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> M\u1ed7i \u0111\u1ea7u s\u1eed d\u1ee5ng m\u1ed9t b\u1ed9 thu ph\u00e1t x\u1eed l\u00fd c\u1ea3 tx (truy\u1ec1n) v\u00e0 rx (nh\u1eadn), th\u01b0\u1eddng \u0111\u01b0\u1ee3c gh\u00e9p n\u1ed1i v\u1edbi c\u00e1c \u0111\u1ea7u n\u1ed1i song c\u00f4ng LC ho\u1eb7c SC \u0111\u1ec3 ho\u00e1n \u0111\u1ed5i li\u1ec1n m\u1ea1ch. \u0110\u00f3 l\u00e0 <a href=\"https:\/\/www.techtarget.com\/searchnetworking\/definition\/full-duplex\" target=\"_blank\" rel=\"noreferrer noopener\">song c\u00f4ng to\u00e0n ph\u1ea7n<\/a> giao ti\u1ebfp\u2014c\u1ea3 hai b\u00ean \u0111\u1ec1u ho\u1ea1t \u0111\u1ed9ng c\u00f9ng m\u1ed9t l\u00fac.<\/li>\n\n\n\n<li><strong>V\u00ed d\u1ee5:<\/strong> M\u00e1y t\u00ednh x\u00e1ch tay t\u1ea3i xu\u1ed1ng t\u1ec7p trong khi t\u1ea3i l\u00ean b\u1ea3n c\u1eadp nh\u1eadt tr\u1ea1ng th\u00e1i\u2014d\u1eef li\u1ec7u truy\u1ec1n theo c\u1ea3 hai h\u01b0\u1edbng m\u00e0 kh\u00f4ng d\u1eebng l\u1ea1i.<\/li>\n\n\n\n<li><strong>Ghi ch\u00fa k\u1ef9 thu\u1eadt:<\/strong> C\u1ea7n gh\u00e9p n\u1ed1i c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh t\u00ecnh tr\u1ea1ng tx\/rx kh\u00f4ng kh\u1edbp, th\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u00e1c minh b\u1eb1ng qu\u00e9t OTDR k\u00e9p.<\/li>\n<\/ul>\n\n\n\n<p>Simplex v\u1ebd m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng\u2014duplex t\u1ea1o n\u00ean m\u1ed9t b\u1ee9c tranh to\u00e0n c\u1ea3nh. C\u00e1p CommMesh cung c\u1ea5p c\u1ea3 hai v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/simplex-VS-duplex-cable.jpg\"><img decoding=\"async\" width=\"600\" height=\"221\" src=\"https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/simplex-VS-duplex-cable.jpg\" alt=\"c\u00e1p simplex VS c\u00e1p duplex\" class=\"wp-image-3041\" srcset=\"https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/simplex-VS-duplex-cable.jpg 600w, https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/simplex-VS-duplex-cable-300x111.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><figcaption class=\"wp-element-caption\">c\u00e1p simplex VS c\u00e1p duplex<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng c\u1ee7a c\u00e1p quang Simplex v\u00e0 Duplex<\/h2>\n\n\n\n<p>M\u1ed7i <em>c\u00e1p quang simplex v\u00e0 duplex<\/em> c\u00f3 m\u1ea3nh v\u01b0\u1eddn c\u1ee7a n\u00f3\u2014gi\u1ed1ng nh\u01b0 c\u00e1c th\u00e0nh ph\u1ea7n trong t\u1ee7 \u0111\u1ef1ng th\u1ee9c \u0103n c\u1ee7a \u0111\u1ea7u b\u1ebfp. \u0110\u00e2y l\u00e0 n\u01a1i ch\u00fang nu\u00f4i d\u01b0\u1ee1ng:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng Simplex<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u1ede \u0111\u00e2u:<\/strong> H\u1ec7 th\u1ed1ng m\u1ed9t chi\u1ec1u\u2014c\u1ea3m bi\u1ebfn, thi\u1ebft l\u1eadp gi\u00e1m s\u00e1t, lu\u1ed3ng ph\u00e1t s\u00f3ng.<\/li>\n\n\n\n<li><strong>T\u1ea1i sao:<\/strong> Kh\u00f4ng c\u1ea7n tr\u1ea3 l\u1ea1i d\u1eef li\u1ec7u\u2014ch\u1ec9 c\u1ea7n g\u1eedi v\u00e0 xong.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> Ph\u1ed5 bi\u1ebfn trong t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00f4ng nghi\u1ec7p (v\u00ed d\u1ee5: c\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t cung c\u1ea5p d\u1eef li\u1ec7u cho b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n) ho\u1eb7c ph\u00e2n ph\u1ed1i ph\u01b0\u01a1ng ti\u1ec7n (v\u00ed d\u1ee5: t\u00edn hi\u1ec7u v\u1ec7 tinh \u0111\u1ebfn m\u00e1y thu). Hi\u1ec7u qu\u1ea3 cho vi\u1ec7c ph\u00e2n ph\u1ed1i \u0111i\u1ec3m-\u0111\u1ebfn-\u0111i\u1ec3m m\u00e0 kh\u00f4ng b\u1ecb l\u1ed9n x\u1ed9n.<\/li>\n\n\n\n<li><strong>V\u00ed d\u1ee5:<\/strong> Phao th\u1eddi ti\u1ebft truy\u1ec1n d\u1eef li\u1ec7u \u0111\u1ea1i d\u01b0\u01a1ng \u0111\u1ebfn tr\u1ea1m b\u1edd bi\u1ec3n\u2014kh\u00f4ng mong \u0111\u1ee3i ph\u1ea3n h\u1ed3i.<\/li>\n\n\n\n<li><strong>B\u1ed1i c\u1ea3nh:<\/strong> Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng c\u0169 ho\u1eb7c n\u01a1i b\u0103ng th\u00f4ng \u0111\u01b0\u1ee3c d\u00e0nh ri\u00eang cho m\u1ed9t lu\u1ed3ng duy nh\u1ea5t.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng Duplex<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u1ede \u0111\u00e2u:<\/strong> M\u1ea1ng hai chi\u1ec1u\u2014LAN, trung t\u00e2m d\u1eef li\u1ec7u, trung t\u00e2m vi\u1ec5n th\u00f4ng.<\/li>\n\n\n\n<li><strong>T\u1ea1i sao:<\/strong> T\u01b0\u01a1ng t\u00e1c \u0111\u1ea7y \u0111\u1ee7\u2014g\u1eedi v\u00e0 nh\u1eadn m\u1ed9t c\u00e1ch h\u00e0i h\u00f2a.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> Cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho m\u1ecdi th\u1ee9 t\u1eeb internet v\u0103n ph\u00f2ng (v\u00ed d\u1ee5: duy\u1ec7t web v\u00e0 g\u1eedi email) \u0111\u1ebfn trao \u0111\u1ed5i m\u00e1y ch\u1ee7-m\u00e1y kh\u00e1ch (v\u00ed d\u1ee5: sao l\u01b0u \u0111\u00e1m m\u00e2y) v\u00e0 <a href=\"https:\/\/www.fcc.gov\/general\/voice-over-internet-protocol-voip#:~:text=Voice%20over%20Internet%20Protocol%20(VoIP)%2C%20is%20a%20technology%20that,(or%20analog)%20phone%20line.\" target=\"_blank\" rel=\"noreferrer noopener\">VoIP<\/a> cu\u1ed9c g\u1ecdi. \u0110\u00f3 l\u00e0 x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a k\u1ebft n\u1ed1i hi\u1ec7n \u0111\u1ea1i, ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd trong m\u00f4i tr\u01b0\u1eddng n\u0103ng \u0111\u1ed9ng.<\/li>\n\n\n\n<li><strong>V\u00ed d\u1ee5:<\/strong> M\u1ed9t trung t\u00e2m nh\u00e0 th\u00f4ng minh \u0111i\u1ec1u khi\u1ec3n \u0111\u00e8n trong khi nh\u1eadn th\u00f4ng tin c\u1eadp nh\u1eadt tr\u1ea1ng th\u00e1i\u2014giao ti\u1ebfp hai chi\u1ec1u.<\/li>\n\n\n\n<li><strong>B\u1ed1i c\u1ea3nh:<\/strong> Thi\u1ebft y\u1ebfu cho c\u00e1c thi\u1ebft l\u1eadp c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp cao, n\u01a1i h\u1ed9i tho\u1ea1i th\u1eddi gian th\u1ef1c l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t.<\/li>\n<\/ul>\n\n\n\n<p>Simplex c\u1ee7a CommMesh \u0111\u00e1p \u1ee9ng nhu c\u1ea7u m\u1ed9t chi\u1ec1u, c\u00f2n duplex th\u00fac \u0111\u1ea9y t\u0103ng tr\u01b0\u1edfng hai chi\u1ec1u, t\u1ea5t c\u1ea3 \u0111\u1ec1u ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd trong kho.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">So s\u00e1nh hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1p quang Simplex v\u00e0 Duplex<\/h2>\n\n\n\n<p>C\u00e1c <em>c\u00e1p quang simplex v\u00e0 duplex<\/em> bi\u1ec3u di\u1ec5n gi\u1ed1ng nh\u01b0 so s\u00e1nh m\u1ed9t c\u00e2y s\u00e1o \u0111\u1ed9c t\u1ea5u v\u1edbi m\u1ed9t b\u1ea3n song t\u1ea5u piano\u2014m\u1ed7i b\u1ea3n c\u00f3 \u00e2m s\u1eafc v\u00e0 nh\u1ecbp \u0111\u1ed9 ri\u00eang. \u0110\u00e2y l\u00e0 b\u1ea3n nh\u1ea1c:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Hi\u1ec7u su\u1ea5t Simplex<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u1ed1c \u0111\u1ed9:<\/strong> B\u1eb1ng song c\u00f4ng tr\u00ean m\u1ed7i s\u1ee3i quang\u2014v\u00ed d\u1ee5, 10G tr\u00ean <a href=\"https:\/\/www.cablematters.com\/Blog\/Networking\/what-is-om3-fiber-optic-cable\" target=\"_blank\" rel=\"noreferrer noopener\">OM3 \u0111a ch\u1ebf \u0111\u1ed9<\/a> l\u00ean \u0111\u1ebfn 300 m ho\u1eb7c 100G \u1edf ch\u1ebf \u0111\u1ed9 \u0111\u01a1n.<\/li>\n\n\n\n<li><strong>Dung t\u00edch:<\/strong> Ch\u1ec9 gi\u1edbi h\u1ea1n m\u1ed9t chi\u1ec1u\u2014cung c\u1ea5p m\u1ed9t lu\u1ed3ng duy nh\u1ea5t, kh\u00f4ng ch\u1ed3ng ch\u00e9o ho\u1eb7c quay l\u1ea1i.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> \u0110\u1ed9 suy gi\u1ea3m v\u1eabn \u1edf m\u1ee9c th\u1ea5p (0,2 dB\/km ch\u1ebf \u0111\u1ed9 \u0111\u01a1n, 3 dB\/km ch\u1ebf \u0111\u1ed9 \u0111a), nh\u01b0ng \u0111\u00e2y l\u00e0 m\u1ed9t b\u00e0i h\u00e1t \u0111\u01a1n \u0111i\u1ec7u\u2014th\u00edch h\u1ee3p cho c\u00e1c t\u00e1c v\u1ee5 t\u1eadp trung, kh\u00f4ng ph\u1ea3i \u0111a nhi\u1ec7m.<\/li>\n\n\n\n<li><strong>Ph\u00f9 h\u1ee3p:<\/strong> C\u00e1c vai tr\u00f2 m\u1ed9t chi\u1ec1u, t\u1ed1c \u0111\u1ed9 cao\u2014h\u00e3y ngh\u0129 \u0111\u1ebfn ngu\u1ed3n c\u1ea5p d\u1eef li\u1ec7u ho\u1eb7c ph\u00e9p \u0111o t\u1eeb xa.<\/li>\n\n\n\n<li><strong>H\u1ea1n ch\u1ebf:<\/strong> Kh\u00f4ng c\u00f3 d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c \u0111\u1ed3ng th\u1eddi\u2014l\u00fd t\u01b0\u1edfng khi kh\u00f4ng c\u1ea7n ph\u1ea3n h\u1ed3i.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Hi\u1ec7u su\u1ea5t song c\u00f4ng<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u1ed1c \u0111\u1ed9:<\/strong> M\u1ed7i s\u1ee3i gi\u1ed1ng nhau\u201410G ho\u1eb7c 100G\u2014nh\u01b0ng hai s\u1ee3i s\u1ebd t\u0103ng g\u1ea5p \u0111\u00f4i t\u00e1c d\u1ee5ng.<\/li>\n\n\n\n<li><strong>Dung t\u00edch:<\/strong> Truy\u1ec1n d\u1eef li\u1ec7u hai chi\u1ec1u gi\u00fap t\u0103ng g\u1ea5p \u0111\u00f4i th\u00f4ng l\u01b0\u1ee3ng\u2014g\u1eedi v\u00e0 nh\u1eadn m\u00e0 kh\u00f4ng c\u1ea7n ch\u1edd \u0111\u1ee3i.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> N\u00f3 ph\u00f9 h\u1ee3p v\u1edbi t\u1ef7 l\u1ec7 m\u1ea5t m\u00e1t \u0111\u01a1n gi\u1ea3n, nh\u01b0ng ch\u1ebf \u0111\u1ed9 song c\u00f4ng to\u00e0n ph\u1ea7n t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u1ea3, gi\u1ed1ng nh\u01b0 m\u1ed9t cu\u1ed9c tr\u00f2 chuy\u1ec7n kh\u00f4ng c\u00f3 s\u1ef1 t\u1ea1m d\u1eebng. N\u00f3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng cho c\u00e1c m\u1ea1ng t\u01b0\u01a1ng t\u00e1c b\u1eadn r\u1ed9n.<\/li>\n\n\n\n<li><strong>Ph\u00f9 h\u1ee3p:<\/strong> H\u1ec7 th\u1ed1ng hai chi\u1ec1u c\u00f3 nhu c\u1ea7u cao\u2014LAN, li\u00ean k\u1ebft m\u00e1y ch\u1ee7, \u1ee9ng d\u1ee5ng th\u1eddi gian th\u1ef1c.<\/li>\n\n\n\n<li><strong>L\u1ee3i th\u1ebf:<\/strong> X\u1eed l\u00fd l\u01b0u l\u01b0\u1ee3ng hai chi\u1ec1u li\u1ec1n m\u1ea1ch\u2014ho\u00e0n h\u1ea3o cho nhu c\u1ea7u hi\u1ec7n \u0111\u1ea1i.<\/li>\n<\/ul>\n\n\n\n<p>Simplex ch\u01a1i m\u1ed9t b\u1ea3n solo r\u00f5 r\u00e0ng\u2014duplex t\u1ea1o n\u00ean m\u1ed9t h\u1ee3p \u00e2m phong ph\u00fa. Ch\u1ecdn theo giai \u0111i\u1ec7u c\u1ee7a m\u1ea1ng l\u01b0\u1edbi c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/fiber-patch-cord.jpg\"><img decoding=\"async\" width=\"1000\" height=\"607\" src=\"https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/fiber-patch-cord.jpg\" alt=\"d\u00e2y v\u00e1 s\u1ee3i\" class=\"wp-image-3018\" srcset=\"https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/fiber-patch-cord.jpg 1000w, https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/fiber-patch-cord-300x182.jpg 300w, https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/fiber-patch-cord-768x466.jpg 768w, https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/fiber-patch-cord-600x364.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><figcaption class=\"wp-element-caption\">d\u00e2y v\u00e1 s\u1ee3i<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Ph\u00e2n t\u00edch chi ph\u00ed c\u1ee7a c\u00e1p quang Simplex so v\u1edbi Duplex<\/h2>\n\n\n\n<p>C\u00e1c <span style=\"box-sizing: border-box; margin: 0px; padding: 0px;\"><em>chi ph\u00ed c\u1ee7a c\u00e1p quang simplex so v\u1edbi duplex<\/em>\u00a0<\/span>gi\u1ed1ng nh\u01b0 m\u1ed9t danh s\u00e1ch h\u00e0ng t\u1ea1p h\u00f3a\u2014m\u1ed9t qu\u1ea3 t\u00e1o so v\u1edbi m\u1ed9t c\u1eb7p cam. Sau \u0111\u00e2y l\u00e0 b\u1ea3ng ph\u00e2n t\u00edch:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Chi ph\u00ed Simplex<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ph\u1ea1m vi:<\/strong> $0,05-$0,15 m\u1ed9t m\u00e9t\u2014g\u1ecdn nh\u1eb9 v\u00e0 ti\u1ebft ki\u1ec7m.<\/li>\n\n\n\n<li><strong>T\u1ea1i sao:<\/strong> M\u1ed9t lo\u1ea1i s\u1ee3i, \u00e1o kho\u00e1c \u0111\u01a1n gi\u1ea3n h\u01a1n\u2014\u00edt v\u1eadt li\u1ec7u h\u01a1n, \u00edt nh\u00e2n c\u00f4ng h\u01a1n.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> Multimode OM1 \u1edf m\u1ee9c $0.05\/m, single mode G657A \u1edf m\u1ee9c $0.12\/m\u2014gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng cho nhu c\u1ea7u c\u01a1 b\u1ea3n. Th\u00eam m\u1ed9t \u0111\u1ea7u n\u1ed1i (v\u00ed d\u1ee5: SC \u1edf m\u1ee9c $2-$5) v\u00e0 v\u1eabn nh\u1eb9.<\/li>\n\n\n\n<li><strong>Khi:<\/strong> Thi\u1ebft l\u1eadp m\u1ed9t chi\u1ec1u ti\u1ebft ki\u1ec7m chi ph\u00ed\u2014c\u1ea3m bi\u1ebfn, ngu\u1ed3n c\u1ea5p d\u1eef li\u1ec7u.<\/li>\n\n\n\n<li><strong>Gi\u00e1 tr\u1ecb:<\/strong> Gi\u1ea3m chi ph\u00ed khi kh\u00f4ng c\u1ea7n truy\u1ec1n d\u1eef li\u1ec7u hai chi\u1ec1u.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Chi ph\u00ed Duplex<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ph\u1ea1m vi:<\/strong> $0.10-$0.30 m\u1ed9t m\u00e9t\u2014g\u1ea5p \u0111\u00f4i s\u1ee3i quang, g\u1ea5p \u0111\u00f4i kho\u1ea3n \u0111\u1ea7u t\u01b0.<\/li>\n\n\n\n<li><strong>T\u1ea1i sao:<\/strong> Hai l\u00f5i, thi\u1ebft k\u1ebf gh\u00e9p n\u1ed1i\u2014nhi\u1ec1u k\u00ednh h\u01a1n, x\u1eed l\u00fd nhi\u1ec1u h\u01a1n.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> OM4 duplex \u1edf m\u1ee9c $0.18\/m, G657A2 duplex \u1edf m\u1ee9c $0.28\/m\u2014cao c\u1ea5p cho t\u00e1c \u0111\u1ed9ng k\u00e9p. C\u00e1c \u0111\u1ea7u n\u1ed1i (v\u00ed d\u1ee5: LC duplex \u1edf m\u1ee9c $5-$10) t\u0103ng th\u00eam m\u1ed9t ch\u00fat.<\/li>\n\n\n\n<li><strong>Khi:<\/strong> C\u00e1c d\u1ef1 \u00e1n hai chi\u1ec1u, h\u01b0\u1edbng \u0111\u1ebfn hi\u1ec7u su\u1ea5t\u2014m\u1ea1ng, m\u00e1y ch\u1ee7.<\/li>\n\n\n\n<li><strong>Gi\u00e1 tr\u1ecb:<\/strong> \u0110\u00e1ng gi\u00e1 cho c\u00e1c h\u1ec7 th\u1ed1ng t\u01b0\u01a1ng t\u00e1c c\u1ea7n c\u1ea3 hai h\u01b0\u1edbng.<\/li>\n<\/ul>\n\n\n\n<p>CommMesh duy tr\u00ec s\u1ef1 c\u00e2n b\u1eb1ng\u2014\u0111\u01a1n gi\u1ea3n t\u1eeb $0,05\/m, song c\u00f4ng t\u1eeb $0,10\/m.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/fiber-optic-3.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"670\" src=\"https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/fiber-optic-3.jpg\" alt=\"s\u1ee3i quang 3\" class=\"wp-image-3016\" srcset=\"https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/fiber-optic-3.jpg 1000w, https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/fiber-optic-3-300x201.jpg 300w, https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/fiber-optic-3-768x515.jpg 768w, https:\/\/commmesh.com\/wp-content\/uploads\/2025\/03\/fiber-optic-3-600x402.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><figcaption class=\"wp-element-caption\">s\u1ee3i quang 3<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eafp \u0111\u1eb7t v\u00e0 b\u1ea3o tr\u00ec c\u00e1p quang Simplex v\u00e0 Duplex<\/h2>\n\n\n\n<p>C\u00e0i \u0111\u1eb7t <em>c\u00e1p quang simplex v\u00e0 duplex<\/em> gi\u1ed1ng nh\u01b0 \u0111\u00f3ng khung m\u1ed9t b\u1ee9c tranh\u2014m\u1ed9t b\u1ee9c \u1ea3nh ho\u1eb7c m\u1ed9t b\u1ee9c tranh gh\u00e9p. \u0110\u00e2y l\u00e0 c\u00e1ch ch\u00fang treo:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e0i \u0111\u1eb7t Simplex<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Xoa d\u1ecbu:<\/strong> \u0110\u01a1n gi\u1ea3n\u2014ch\u1ec9 c\u1ea7n chu\u1ea9n b\u1ecb, k\u1ebft th\u00fac v\u00e0 ki\u1ec3m tra m\u1ed9t s\u1ee3i quang.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> \u0110\u01a1n <a href=\"https:\/\/www.fiberoptics4sale.com\/blogs\/archive-posts\/95048070-fiber-optic-splicing\" target=\"_blank\" rel=\"noreferrer noopener\">m\u1ed1i n\u1ed1i h\u1ee3p nh\u1ea5t<\/a> ho\u1eb7c \u0111\u1ea7u n\u1ed1i (v\u00ed d\u1ee5: SC), m\u1ed9t l\u1ea7n qu\u00e9t OTDR\u2014c\u0103n ch\u1ec9nh nhanh, \u00edt r\u1eafc r\u1ed1i. C\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 dao ch\u1eb7t v\u00e0 m\u00e1y gh\u00e9p n\u1ed1i gi\u00fap vi\u1ec7c n\u00e0y tr\u1edf n\u00ean d\u1ec5 d\u00e0ng.<\/li>\n\n\n\n<li><strong>B\u1ea2O TR\u00cc:<\/strong> \u0110\u01a1n gi\u1ea3n\u2014ki\u1ec3m tra m\u1ed9t s\u1ee3i v\u00e0 lau s\u1ea1ch m\u1ed9t \u0111\u1ea7u b\u1eb1ng kh\u0103n t\u1ea9m c\u1ed3n.<\/li>\n\n\n\n<li><strong>Th\u1eddi gian:<\/strong> Nhanh h\u01a1n, d\u1ec5 qu\u1ea3n l\u00fd h\u01a1n, l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng vi\u1ec7c nh\u1ecf.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e0i \u0111\u1eb7t song c\u00f4ng<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Xoa d\u1ecbu:<\/strong> Ph\u1ee9c t\u1ea1p h\u01a1n\u2014hai s\u1ee3i \u0111\u1ec3 c\u0103n ch\u1ec9nh, k\u1ebft th\u00fac v\u00e0 x\u00e1c minh.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> M\u1ed1i n\u1ed1i ho\u1eb7c \u0111\u1ea7u n\u1ed1i k\u00e9p (v\u00ed d\u1ee5: LC duplex), hai b\u00e0i ki\u1ec3m tra OTDR\u2014c\u1ea9n th\u1eadn gh\u00e9p c\u00e1c c\u1eb7p tx\/rx \u0111\u1ec3 tr\u00e1nh t\u00edn hi\u1ec7u ch\u00e9o. \u0110\u00e2y l\u00e0 \u0111i\u1ec7u nh\u1ea3y hai b\u01b0\u1edbc c\u1ea7n \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/li>\n\n\n\n<li><strong>B\u1ea2O TR\u00cc:<\/strong> L\u00e0m hai vi\u1ec7c c\u00f9ng l\u00fac\u2014ki\u1ec3m tra c\u1ea3 hai s\u1ee3i, l\u00e0m s\u1ea1ch c\u1ea3 hai \u0111\u1ea7u, ch\u00fa \u00fd xem c\u00f3 b\u1ecb m\u00f2n kh\u00f4ng.<\/li>\n\n\n\n<li><strong>Th\u1eddi gian:<\/strong> Ch\u1eadm h\u01a1n\u2014nhi\u1ec1u b\u01b0\u1edbc h\u01a1n, nh\u01b0ng \u0111\u00e1ng gi\u00e1 cho d\u00f2ng ch\u1ea3y hai chi\u1ec1u.<\/li>\n<\/ul>\n\n\n\n<p>Khung Simplex nhanh ch\u00f3ng\u2014duplex \u0111\u1ea3m nhi\u1ec7m, nh\u01b0ng c\u00e1p CommMesh h\u1ee3p l\u00fd h\u00f3a c\u1ea3 hai.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c \u0111\u1ea7u n\u1ed1i trong c\u00e1p quang Simplex v\u00e0 Duplex<\/h2>\n\n\n\n<p>L\u00e0m sao <em>c\u00e1p quang simplex v\u00e0 duplex<\/em> k\u1ebft n\u1ed1i ph\u00f9 h\u1ee3p gi\u1ed1ng nh\u01b0 vi\u1ec7c k\u1ebft h\u1ee3p gia v\u1ecb v\u1edbi m\u00f3n \u0103n\u2014s\u1ef1 h\u00e0i h\u00f2a l\u00e0 quan tr\u1ecdng. \u0110\u00e2y l\u00e0 s\u1ef1 ph\u00f9 h\u1ee3p:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ea7u n\u1ed1i Simplex<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u00f9y ch\u1ecdn:<\/strong> SC, FC, ST\u2014nh\u1eefng ng\u00f4i sao solo.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> S\u1ef1 d\u1ec5 d\u00e0ng \u0111\u1ea9y-k\u00e9o c\u1ee7a SC, \u0111\u1ed9 ch\u00ednh x\u00e1c ren c\u1ee7a FC, kh\u00f3a l\u01b0\u1ee1i l\u00ea c\u1ee7a ST\u2014m\u1ed9t s\u1ee3i, m\u1ed9t k\u1ebft n\u1ed1i. M\u1ed7i c\u00e1i \u0111\u1ec1u kh\u1edbp v\u00e0o \u0111\u00fang v\u1ecb tr\u00ed b\u1eb1ng m\u1ed9t thi\u1ebft b\u1ecb s\u1ee3i \u0111\u01a1n.<\/li>\n\n\n\n<li><strong>Ph\u00f9 h\u1ee3p:<\/strong> Thi\u1ebft b\u1ecb \u0111\u01a1n n\u0103ng\u2014c\u1ea3m bi\u1ebfn, h\u1ec7 th\u1ed1ng c\u0169.<\/li>\n\n\n\n<li><strong>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng:<\/strong> M\u00e0n h\u00ecnh nh\u1eadn t\u00edn hi\u1ec7u qua SC simplex.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ea7u n\u1ed1i song c\u00f4ng<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u00f9y ch\u1ecdn:<\/strong> C\u0103n h\u1ed9 song l\u1eadp LC, SC\u2014t\u00e0i n\u0103ng song sinh.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> K\u1eb9p nh\u1ecf g\u1ecdn c\u1ee7a LC k\u1ebft n\u1ed1i hai s\u1ee3i quang trong t\u00edch t\u1eafc; SC duplex t\u0103ng g\u1ea5p \u0111\u00f4i\u2014\u0111\u1ed3ng b\u1ed9 hai chi\u1ec1u tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n. Ch\u00fang \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o cho c\u00e1c c\u1ed5ng gh\u00e9p n\u1ed1i.<\/li>\n\n\n\n<li><strong>Ph\u00f9 h\u1ee3p:<\/strong> M\u1ea1ng hi\u1ec7n \u0111\u1ea1i\u2014b\u1ed9 chuy\u1ec3n m\u1ea1ch, b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn, m\u00e1y ch\u1ee7.<\/li>\n\n\n\n<li><strong>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng:<\/strong> M\u1ed9t m\u00e1y ch\u1ee7 k\u1ebft n\u1ed1i t\u1edbi m\u1ed9t b\u1ed9 chuy\u1ec3n m\u1ea1ch b\u1eb1ng LC song c\u00f4ng.<\/li>\n<\/ul>\n\n\n\n<p>Simplex c\u1ee7a CommMesh k\u1ebft h\u1ee3p v\u1edbi SC\u2014duplex k\u1ebft h\u1ee3p v\u1edbi LC, t\u1ea5t c\u1ea3 \u0111\u1ec1u c\u00f3 s\u1eb5n \u0111\u1ea7u n\u1ed1i.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/commmesh.com\/wp-content\/uploads\/2024\/12\/HDStockImages.com-3hQZA7.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/commmesh.com\/wp-content\/uploads\/2024\/12\/HDStockImages.com-3hQZA7-1024x683.jpg\" alt=\"c\u00e1p song c\u00f4ng\" class=\"wp-image-1593\" srcset=\"https:\/\/commmesh.com\/wp-content\/uploads\/2024\/12\/HDStockImages.com-3hQZA7-1024x683.jpg 1024w, https:\/\/commmesh.com\/wp-content\/uploads\/2024\/12\/HDStockImages.com-3hQZA7-600x400.jpg 600w, https:\/\/commmesh.com\/wp-content\/uploads\/2024\/12\/HDStockImages.com-3hQZA7-300x200.jpg 300w, https:\/\/commmesh.com\/wp-content\/uploads\/2024\/12\/HDStockImages.com-3hQZA7-768x512.jpg 768w, https:\/\/commmesh.com\/wp-content\/uploads\/2024\/12\/HDStockImages.com-3hQZA7-1536x1024.jpg 1536w, https:\/\/commmesh.com\/wp-content\/uploads\/2024\/12\/HDStockImages.com-3hQZA7-2048x1365.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">c\u00e1p song c\u00f4ng<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a c\u00e1p quang Simplex v\u00e0 Duplex<\/h2>\n\n\n\n<p>C\u00e1c <em>c\u00e1p quang simplex v\u00e0 duplex<\/em> \u01afu v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m gi\u1ed1ng nh\u01b0 ph\u00e1c h\u1ecda m\u1ed9t b\u1ee9c ch\u00e2n dung\u2014m\u1ed9t c\u00e2y b\u00fat ch\u00ec so v\u1edbi m\u1ed9t b\u1ea3ng m\u00e0u \u0111\u1ea7y \u0111\u1ee7. Sau \u0111\u00e2y l\u00e0 ph\u00e1c th\u1ea3o:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u01afu v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Simplex<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u01afu \u0111i\u1ec3m:<\/strong> R\u1ebb h\u01a1n ($0,05-$0,15\/m), d\u1ec5 l\u1eafp \u0111\u1eb7t h\u01a1n\u2014m\u1ed9t s\u1ee3i quang, m\u1ed9t chi ph\u00ed.<\/li>\n\n\n\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Ch\u1ec9 c\u00f3 m\u1ed9t chi\u1ec1u\u2014kh\u00f4ng c\u00f3 \u0111\u01b0\u1eddng quay l\u1ea1i, ph\u1ea1m vi h\u1ea1n ch\u1ebf.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> Ho\u00e0n h\u1ea3o cho c\u00e1c ngu\u1ed3n c\u1ea5p d\u1eef li\u1ec7u (v\u00ed d\u1ee5: lu\u1ed3ng video), y\u1ebfu cho c\u00e1c cu\u1ed9c tr\u00f2 chuy\u1ec7n (v\u00ed d\u1ee5: kh\u00f4ng c\u00f3 ph\u1ea3n h\u1ed3i t\u1eeb m\u00e1y ch\u1ee7). \u0110\u00e2y l\u00e0 gi\u1ea5c m\u01a1 c\u1ee7a ng\u01b0\u1eddi theo ch\u1ee7 ngh\u0129a t\u1ed1i gi\u1ea3n\u2014nh\u1eb9 nh\u00e0ng v\u00e0 t\u1eadp trung.<\/li>\n\n\n\n<li><strong>S\u1ef1 \u0111\u00e1nh \u0111\u1ed5i:<\/strong> Ti\u1ebft ki\u1ec7m ti\u1ec1n nh\u01b0ng h\u1ea1n ch\u1ebf ch\u1ee9c n\u0103ng.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u01afu v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Duplex<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u01afu \u0111i\u1ec3m:<\/strong> Lu\u1ed3ng hai chi\u1ec1u\u2014g\u1eedi\/nh\u1eadn c\u00f9ng l\u00fac, linh ho\u1ea1t.<\/li>\n\n\n\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> \u0110\u1eaft h\u01a1n ($0.10-$0.30\/m), nhi\u1ec1u thi\u1ebft l\u1eadp h\u01a1n\u2014g\u1ea5p \u0111\u00f4i c\u00f4ng s\u1ee9c.<\/li>\n\n\n\n<li><strong>Chi ti\u1ebft:<\/strong> L\u00fd t\u01b0\u1edfng cho m\u1ea1ng (v\u00ed d\u1ee5: LAN), qu\u00e1 m\u1ee9c c\u1ea7n thi\u1ebft cho ngu\u1ed3n c\u1ea5p d\u1eef li\u1ec7u (v\u00ed d\u1ee5: s\u1ee3i quang tr\u1ea3 v\u1ec1 ch\u01b0a s\u1eed d\u1ee5ng). \u0110\u00e2y l\u00e0 c\u00f4ng c\u1ee5 \u0111a nhi\u1ec7m\u2014m\u1ea1nh m\u1ebd nh\u01b0ng ph\u1ee9c t\u1ea1p.<\/li>\n\n\n\n<li><strong>S\u1ef1 \u0111\u00e1nh \u0111\u1ed5i:<\/strong> Chi ph\u00ed cao h\u01a1n nh\u01b0ng m\u1edf ra nhi\u1ec1u c\u00e1nh c\u1eeda.<\/li>\n<\/ul>\n\n\n\n<p>Ph\u00e1c th\u1ea3o \u0111\u01a1n gi\u1ea3n\u2014m\u00e0u k\u00e9p r\u1ed9ng r\u00e3i. CommMesh c\u00f3 c\u1ea3 hai cho canvas c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">So s\u00e1nh c\u00e1p quang Simplex v\u00e0 Duplex<\/h2>\n\n\n\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t <em>c\u00e1p quang simplex v\u00e0 duplex<\/em> b\u1ea3n thi\u1ebft k\u1ebf\u2014gi\u1ed1ng nh\u01b0 bi\u1ec3u \u0111\u1ed3 c\u1ee7a ng\u01b0\u1eddi l\u00e0m v\u01b0\u1eddn:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Ki\u1ec3u<\/th><th>S\u1ee3i<\/th><th>Ph\u01b0\u01a1ng h\u01b0\u1edbng<\/th><th>Chi ph\u00ed ($\/m)<\/th><th>T\u1ed1t nh\u1ea5t cho<\/th><\/tr><\/thead><tbody><tr><td>\u0110\u01a1n gi\u1ea3n<\/td><td>1<\/td><td>M\u1ed9t chi\u1ec1u<\/td><td>$0.05-0.15<\/td><td>C\u1ea3m bi\u1ebfn, lu\u1ed3ng<\/td><\/tr><tr><td>C\u0103n h\u1ed9 song l\u1eadp<\/td><td>2<\/td><td>Hai chi\u1ec1u<\/td><td>$0.10-0.30<\/td><td>M\u1ea1ng LAN, m\u00e1y ch\u1ee7<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>G\u00f3i h\u1ea1t gi\u1ed1ng c\u1ee7a b\u1ea1n\u2014tr\u1ed3ng theo nhu c\u1ea7u v\u00e0 ng\u00e2n s\u00e1ch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn: S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1p quang Simplex v\u00e0 Duplex<\/h2>\n\n\n\n<p>Ch\u1ecdn \u0111\u00fang <em>c\u00e1p quang simplex v\u00e0 duplex<\/em> gi\u1ed1ng nh\u01b0 n\u00eam gia v\u1ecb cho m\u00f3n h\u1ea7m\u2014l\u1ef1a ch\u1ecdn sai, v\u00e0 n\u00f3 nh\u1ea1t nh\u1ebdo ho\u1eb7c qu\u00e1 \u0111\u00e0. C\u00e1p simplex trong m\u1ea1ng hai chi\u1ec1u l\u00e0 m\u1ed9t chi\u1ebfc l\u00e1 h\u00e9o\u2014kh\u00f4ng c\u00f3 ph\u1ea3n h\u1ed3i, ch\u1ec9 im l\u1eb7ng, t\u1ed1n k\u00e9m cho vi\u1ec7c \u0111i d\u00e2y l\u1ea1i ho\u1eb7c m\u1ea5t d\u1eef li\u1ec7u. C\u00e1p duplex trong t\u00e1c v\u1ee5 m\u1ed9t chi\u1ec1u gi\u1ed1ng nh\u01b0 gia v\u1ecb th\u00eam\u2014c\u00f4ng s\u1ee9c v\u00e0 ti\u1ec1n b\u1ea1c l\u00e3ng ph\u00ed cho m\u1ed9t s\u1ee3i c\u00e1p kh\u00f4ng s\u1eed d\u1ee5ng. C\u00e1p ph\u00f9 h\u1ee3p\u2014simplex cho lu\u1ed3ng \u0111\u01a1n, c\u00e1p duplex cho trao \u0111\u1ed5i \u0111\u1ea7y \u0111\u1ee7\u2014gi\u00fap m\u1ea1ng c\u1ee7a b\u1ea1n ph\u00e1t tri\u1ec3n m\u1ea1nh, c\u00e2n b\u1eb1ng chi ph\u00ed v\u00e0 hi\u1ec7u su\u1ea5t b\u00f9ng n\u1ed5. \u0110\u00f3 l\u00e0 g\u1ed1c r\u1ec5 c\u1ee7a v\u1ee5 thu ho\u1ea1ch k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a b\u1ea1n\u2014h\u00e3y l\u1ef1a ch\u1ecdn c\u1ea9n th\u1eadn.<\/p>\n\n\n\n<p>CommMesh cung c\u1ea5p <em>c\u00e1c lo\u1ea1i c\u00e1p quang<\/em> cho m\u1ecdi l\u00f4 \u0111\u1ea5t\u2014\u0111\u01a1n gi\u1ea3n t\u1eeb $0.05\/m, song c\u00f4ng v\u1edbi c\u00e1c c\u1eb7p s\u1eb5n s\u00e0ng LC, t\u1ea5t c\u1ea3 \u0111\u1ec1u \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn FC v\u00e0 giao h\u00e0ng trong 7 ng\u00e0y. Cho d\u00f9 b\u1ea1n \u0111ang gieo h\u1ea1t <em>k\u1ebft n\u1ed1i c\u00e1p quang t\u1ed1t nh\u1ea5t<\/em> ho\u1eb7c c\u1eaft t\u1ec9a thi\u1ebft l\u1eadp c\u1ee7a b\u1ea1n. Duy tr\u00ec d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n ph\u00e1t tri\u1ec3n\u2014d\u00f9 \u0111\u01a1n l\u1ebb hay k\u1ebft h\u1ee3p, ch\u00fang t\u00f4i \u0111\u1ec1u c\u00f3 c\u00e1p \u0111\u1ec3 vun \u0111\u1eafp th\u00e0nh c\u00f4ng!<\/p>","protected":false},"excerpt":{"rendered":"<p>H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng c\u00e1p quang \u0111\u01a1n so v\u1edbi c\u00e1p quang \u0111\u00f4i nh\u01b0 hai c\u00e1ch ti\u1ebfp c\u1eadn l\u00e0m v\u01b0\u1eddn kh\u00e1c nhau\u2014m\u1ed9t c\u00e1ch tr\u1ed3ng m\u1ed9t h\u00e0ng hoa, n\u1edf theo m\u1ed9t h\u01b0\u1edbng, trong khi c\u00e1ch kia tr\u1ed3ng m\u1ed9t lu\u1ed1ng hoa \u0111\u00f4i, ph\u00e1t tri\u1ec3n m\u1ea1nh theo c\u1ea3 hai h\u01b0\u1edbng. C\u00e1p quang l\u00e0 g\u1ed1c r\u1ec5 c\u1ee7a c\u1ea3nh quan k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a ch\u00fang ta, truy\u1ec1n d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng xung \u00e1nh s\u00e1ng \u0111\u1ec3 nu\u00f4i d\u01b0\u1ee1ng m\u1ecdi th\u1ee9 t\u1eeb internet gia \u0111\u00ecnh \u0111\u1ebfn to\u00e0n c\u1ea7u [\u2026]<\/p>","protected":false},"author":1,"featured_media":1611,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Simplex vs Duplex Fiber Cables: A Comprehensive Comparison","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":""},"categories":[34],"tags":[],"class_list":["post-3023","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/posts\/3023","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/comments?post=3023"}],"version-history":[{"count":9,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/posts\/3023\/revisions"}],"predecessor-version":[{"id":3045,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/posts\/3023\/revisions\/3045"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/media\/1611"}],"wp:attachment":[{"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/media?parent=3023"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/categories?post=3023"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/tags?post=3023"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}