{"id":5846,"date":"2025-07-07T00:00:00","date_gmt":"2025-07-07T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/optical-transceivers-in-submarine-communication\/"},"modified":"2026-06-22T09:13:57","modified_gmt":"2026-06-22T09:13:57","slug":"optical-transceivers-in-submarine-communication","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/optical-transceivers-in-submarine-communication","title":{"rendered":"C\u00e1c b\u1ed9 thu ph\u00e1t quang v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng d\u01b0\u1edbi bi\u1ec3n nh\u01b0 th\u1ebf n\u00e0o"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1312\" height=\"736\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2e5696d7efb54de4b18fe88d685321f2.webp\" alt=\"How Optical Transceivers Power Submarine Communication Systems\" class=\"wp-image-5842\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2e5696d7efb54de4b18fe88d685321f2.webp 1312w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2e5696d7efb54de4b18fe88d685321f2-300x168.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2e5696d7efb54de4b18fe88d685321f2-1024x574.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2e5696d7efb54de4b18fe88d685321f2-768x431.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2e5696d7efb54de4b18fe88d685321f2-18x10.webp 18w\" sizes=\"(max-width: 1312px) 100vw, 1312px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c c\u00e1p quang bi\u1ec3n ch\u1edf h\u01a1n 95% l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp internet to\u00e0n c\u1ea7u. T\u1ea1i trung t\u00e2m c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n d\u1eef li\u1ec7u n\u00e0y l\u00e0 <strong>cao c\u1ea5p <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>b\u1ed9 thu ph\u00e1t quang<\/strong><\/a>, chuy\u1ec3n \u0111\u1ed5i d\u1eef li\u1ec7u \u0111i\u1ec7n th\u00e0nh t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ebf c\u1ef1c cao, cho ph\u00e9p truy\u1ec1n th\u00f4ng tin \u0111\u00e1ng tin c\u1eady tr\u00ean h\u00e0ng ngh\u00ecn kil\u00f4m\u00e9t. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ecm hi\u1ec3u c\u00e1ch c\u00e1c b\u1ed9 thu ph\u00e1t quang hi\u1ec7u su\u1ea5t cao trao quy\u1ec1n cho m\u1ea1ng c\u00e1p quang bi\u1ec3n si\u00eau xa th\u00f4ng qua c\u00e1c <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-is-dwdm-explaining-dense-wavelength-division-multiplexing\/\">DWDM<\/a> and <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/erbium-doped-fiber-amplifier-optical-networks\/\">EDFA<\/a> c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn. Kh\u00e1m ph\u00e1 c\u00e1c m\u00f4-\u0111un quang h\u1ecdc m\u1ea1nh m\u1ebd v\u00e0 t\u01b0\u01a1ng th\u00edch c\u1ee7a LINK\u2011PP, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t cho \u0111\u1ed9 tin c\u1eady \u1edf kho\u1ea3ng c\u00e1ch xa v\u00e0 t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p><a target=\"_blank\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">LINK-PP Optics Transceivers<\/a> \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n ch\u00ednh x\u00e1c v\u00e0 ki\u1ec3m tra nghi\u00eam ng\u1eb7t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh, ch\u00ednh x\u00e1c trong c\u00e1c h\u1ec7 th\u1ed1ng quang h\u1ecdc d\u01b0\u1edbi n\u01b0\u1edbc ti\u00ean ti\u1ebfn.<\/p><\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udea2 H\u1ec7 th\u1ed1ng c\u00e1p bi\u1ec3n l\u00e0 g\u00ec?<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/54a81c139e7d432eb3383a9d1246ff78.webp\" alt=\"Optical Transceivers in Underwater Networks\" class=\"wp-image-5843\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/54a81c139e7d432eb3383a9d1246ff78.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/54a81c139e7d432eb3383a9d1246ff78-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/54a81c139e7d432eb3383a9d1246ff78-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/54a81c139e7d432eb3383a9d1246ff78-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/54a81c139e7d432eb3383a9d1246ff78-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ec7 th\u1ed1ng c\u00e1p bi\u1ec3n l\u00e0 m\u1ed9t m\u1ea1ng l\u01b0\u1edbi c\u00e1p quang \u0111\u01b0\u1ee3c \u0111\u1eb7t tr\u00ean \u0111\u00e1y \u0111\u1ea1i d\u01b0\u01a1ng nh\u1eb1m truy\u1ec1n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c qu\u1ed1c gia v\u00e0 ch\u00e2u l\u1ee5c. Nh\u1eefng c\u00e1p n\u00e0y c\u00f3 th\u1ec3 k\u00e9o d\u00e0i <strong>h\u00e0ng ngh\u00ecn kil\u00f4m\u00e9t<\/strong>, b\u0103ng qua c\u00e1c \u0111\u1ea1i d\u01b0\u01a1ng v\u00e0 k\u1ebft n\u1ed1i c\u00e1c trung t\u00e2m truy\u1ec1n th\u00f4ng tr\u1ecdng y\u1ebfu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh bao g\u1ed3m:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>C\u00e1p quang<\/strong>: Truy\u1ec1n t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng tr\u00ean kho\u1ea3ng c\u00e1ch d\u00e0i.<\/p><\/li><li><p><strong>B\u1ed9 khu\u1ebfch \u0111\u1ea1i (b\u1ed9 l\u1eb7p)<\/strong>: T\u0103ng c\u01b0\u1eddng t\u00edn hi\u1ec7u m\u1ed7i 60\u2013100 km.<\/p><\/li><li><p><strong>Tr\u1ea1m ti\u1ebfp \u0111\u1ea5t<\/strong>: C\u00e1c \u0111i\u1ec3m k\u1ebft th\u00fac n\u01a1i h\u1ec7 th\u1ed1ng k\u1ebft n\u1ed1i v\u1edbi m\u1ea1ng tr\u00ean c\u1ea1n.<\/p><\/li><li><p><strong>B\u1ed9 thu ph\u00e1t quang<\/strong>: Giao di\u1ec7n gi\u1eefa ph\u1ea7n c\u1ee9ng \u0111i\u1ec7n v\u00e0 s\u1ee3i quang.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >Th\u00e1ch th\u1ee9c c\u1ee7a vi\u1ec7c truy\u1ec1n d\u1eabn d\u01b0\u1edbi bi\u1ec3n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1p bi\u1ec3n ph\u1ea3i v\u01b0\u1ee3t qua:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Kho\u1ea3ng c\u00e1ch c\u1ef1c l\u1edbn<\/strong> (&gt; 5.000 km)<\/p><\/li><li><p><strong>Suy hao v\u00e0 m\u00e9o t\u00edn hi\u1ec7u<\/strong><\/p><\/li><li><p><strong>Nhu c\u1ea7u m\u1eadt \u0111\u1ed9 b\u01b0\u1edbc s\u00f3ng cao<\/strong> \u0111\u1ec3 \u0111\u1ea1t th\u00f4ng l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" >Vai tr\u00f2 c\u1ee7a b\u1ed9 thu ph\u00e1t quang<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a41a3b3ce7e0488d8626cff8639a3a59.webp\" alt=\"Optical Transceivers\" class=\"wp-image-5844\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a41a3b3ce7e0488d8626cff8639a3a59.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a41a3b3ce7e0488d8626cff8639a3a59-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a41a3b3ce7e0488d8626cff8639a3a59-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a41a3b3ce7e0488d8626cff8639a3a59-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a41a3b3ce7e0488d8626cff8639a3a59-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ed9 thu ph\u00e1t quang l\u00e0 c\u1ed5ng k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u1eed (nh\u01b0 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn v\u00e0 b\u1ed9 chuy\u1ec3n m\u1ea1ch) v\u00e0 s\u1ee3i quang. C\u00e1c ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a ch\u00fang bao g\u1ed3m:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u2705 Chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec7n sang quang<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u d\u1eef li\u1ec7u th\u00e0nh \u00e1nh s\u00e1ng \u0111\u1ec3 truy\u1ec1n qua s\u1ee3i quang.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u2705 Chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u quang sang \u0111i\u1ec7n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u1ede \u0111\u1ea7u nh\u1eadn, t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng \u0111\u01b0\u1ee3c chuy\u1ec3n ng\u01b0\u1ee3c l\u1ea1i th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n cho c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u2705 H\u1ed7 tr\u1ee3 c\u00f4ng ngh\u1ec7 WDM<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c b\u1ed9 thu ph\u00e1t hi\u1ec7n \u0111\u1ea1i h\u1ed7 tr\u1ee3<strong> Ph\u00e2n chia theo b\u01b0\u1edbc s\u00f3ng (Wavelength Division Multiplexing) <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/cwdm-vs-dwdm-vs-mwdm-vs-lwdm-vs-swdm-differences\/\"><strong>(WDM)<\/strong><\/a>, cho ph\u00e9p nhi\u1ec1u k\u00eanh d\u1eef li\u1ec7u tr\u00ean c\u00e1c b\u01b0\u1edbc s\u00f3ng \u00e1nh s\u00e1ng kh\u00e1c nhau \u0111\u01b0\u1ee3c truy\u1ec1n qua m\u1ed9t s\u1ee3i quang duy nh\u1ea5t \u2014 t\u0103ng dung l\u01b0\u1ee3ng m\u1ed9t c\u00e1ch \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u2705 T\u00edch h\u1ee3p v\u1edbi b\u1ed9 khu\u1ebfch \u0111\u1ea1i quang<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 ch\u1ed1ng l\u1ea1i suy hao t\u00edn hi\u1ec7u tr\u00ean kho\u1ea3ng c\u00e1ch d\u00e0i, b\u1ed9 thu ph\u00e1t ho\u1ea1t \u0111\u1ed9ng c\u00f9ng <strong>EDFA (B\u1ed9 khu\u1ebfch \u0111\u1ea1i s\u1ee3i pha erbium)<\/strong> or <strong>B\u1ed9 khu\u1ebfch \u0111\u1ea1i Raman<\/strong> \u0111\u01b0\u1ee3c \u0111\u1eb7t d\u1ecdc theo c\u00e1p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 th\u1ec3 tin t\u01b0\u1edfng v\u00e0o c\u00e1c b\u1ed9 thu ph\u00e1t quang LINK-PP \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n cao nh\u1ea5t cho truy\u1ec1n th\u00f4ng kh\u00f4ng d\u00e2y quang d\u01b0\u1edbi n\u01b0\u1edbc:<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 242px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"242\"><p>Y\u00eau c\u1ea7u<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\u00dd ngh\u0129a<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"242\"><p>C\u00f4ng su\u1ea5t \u0111\u1ea7u ra cao<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00edn hi\u1ec7u truy\u1ec1n \u0111\u01b0\u1ee3c tr\u00ean kho\u1ea3ng c\u00e1ch d\u00e0i<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"242\"><p>Ti\u00eau th\u1ee5 c\u00f4ng su\u1ea5t th\u1ea5p<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Gi\u1ea3m nhi\u1ec7t v\u00e0 n\u00e2ng cao tu\u1ed5i th\u1ecd h\u1ec7 th\u1ed1ng<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"242\"><p>Thermal stability<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Ch\u1ecbu \u0111\u01b0\u1ee3c s\u1ef1 bi\u1ebfn \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 \u0111\u1ea1i d\u01b0\u01a1ng<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"242\"><p>\u0110\u1ed9 ch\u00ednh x\u00e1c quang h\u1ecdc<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u1ea3m b\u1ea3o \u0111\u1ed9 r\u00f5 n\u00e9t c\u1ee7a t\u00edn hi\u1ec7u tr\u00ean c\u00e1c b\u01b0\u1edbc s\u00f3ng DWDM<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>M\u1eb9o: Khi thi\u1ebft k\u1ebf c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng kh\u00f4ng d\u00e2y quang bi\u1ec3n, lu\u00f4n c\u00e2n nh\u1eafc vi\u1ec7c t\u00edch h\u1ee3p b\u1ed9 thu ph\u00e1t quang, b\u1ed9 l\u1eb7p v\u00e0 h\u1ec7 th\u1ed1ng c\u1ea5p ngu\u1ed3n. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t cao, \u0111\u1ed9 tin c\u1eady v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng cho c\u00e1c c\u00f4ng ngh\u1ec7 truy\u1ec1n th\u00f4ng bi\u1ec3n.<\/p><\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" >B\u1ed9 thu ph\u00e1t quang LINK-PP d\u00e0nh cho \u1ee9ng d\u1ee5ng bi\u1ec3n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1i LINK-PP, ch\u00fang t\u00f4i cung c\u1ea5p <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm?ca=1594&amp;cv=8858\"><strong>c\u00e1c b\u1ed9 thu ph\u00e1t quang \u0111\u1ea1t chu\u1ea9n c\u00f4ng nghi\u1ec7p<\/strong><\/a> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t cho m\u1ea1ng quang \u0111\u01b0\u1eddng d\u00e0i v\u00e0 t\u01b0\u01a1ng th\u00edch v\u1edbi m\u00f4i tr\u01b0\u1eddng bi\u1ec3n. C\u00e1c m\u00f4-\u0111un c\u1ee7a ch\u00fang mang l\u1ea1i:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>H\u1ed7 tr\u1ee3 h\u1ec7 th\u1ed1ng WDM<\/strong><\/p><\/li><li><p><strong>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u l\u00ean \u0111\u1ebfn 100G\/200G\/400G<\/strong><\/p><\/li><li><p><strong>\u0110\u1ed9 ch\u00ednh x\u00e1c b\u01b0\u1edbc s\u00f3ng v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh t\u00edn hi\u1ec7u xu\u1ea5t s\u1eafc<\/strong><\/p><\/li><li><p><strong>Hi\u1ec7u chu\u1ea9n t\u00f9y ch\u1ec9nh cho \u0111i\u1ec1u ki\u1ec7n d\u01b0\u1edbi bi\u1ec3n<\/strong><\/p><\/li><li><p><strong>T\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c th\u01b0\u01a1ng hi\u1ec7u l\u1edbn v\u00e0 ti\u00eau chu\u1ea9n to\u00e0n c\u1ea7u<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Quy tr\u00ecnh ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam ng\u1eb7t c\u1ee7a ch\u00fang t\u00f4i bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Chu k\u1ef3 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9<\/p><\/li><li><p>\u0110i\u1ec1u ch\u1ec9nh v\u00e0 x\u00e1c minh b\u01b0\u1edbc s\u00f3ng<\/p><\/li><li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/understanding-what-is-bit-error-rate\/\">T\u1ef7 l\u1ec7 l\u1ed7i bit (BER)<\/a> ki\u1ec3m tra d\u01b0\u1edbi t\u1ea3i n\u1eb7ng<\/p><\/li><li><p>Ki\u1ec3m tra \u201cburn-in\u201d d\u00e0i h\u1ea1n<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c bi\u1ec7n ph\u00e1p n\u00e0y \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng nh\u1ea5t qu\u00e1n v\u00e0 ch\u00ednh x\u00e1c \u2014 ngay c\u1ea3 trong c\u00e1c m\u1ea1ng bi\u1ec3n mang t\u00ednh s\u1ed1ng c\u00f2n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >FAQ<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >V\u00ec sao b\u1ed9 thu ph\u00e1t quang l\u1ea1i thi\u1ebft y\u1ebfu \u0111\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng bi\u1ec3n?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ed9 thu ph\u00e1t quang chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec7n th\u00e0nh t\u00edn hi\u1ec7u quang \u0111\u1ec3 truy\u1ec1n qua c\u00e1p quang bi\u1ec3n, v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. N\u1ebfu thi\u1ebfu ch\u00fang, d\u1eef li\u1ec7u s\u1ebd kh\u00f4ng th\u1ec3 di chuy\u1ec3n gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng tr\u00ean c\u1ea1n v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng quang h\u1ecdc bi\u1ec3n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn b\u1ed9 thu ph\u00e1t quang ph\u00f9 h\u1ee3p cho c\u00e1p bi\u1ec3n?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Ki\u1ec3m tra t\u00ednh t\u01b0\u01a1ng th\u00edch b\u01b0\u1edbc s\u00f3ng.<\/p><\/li><li><p>X\u00e1c nh\u1eadn h\u1ed7 tr\u1ee3 t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u.<\/p><\/li><li><p>Xem x\u00e9t x\u1ebfp h\u1ea1ng c\u00f4ng su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9.<\/p><\/li><li><p>\u0110\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m \u0111\u00e3 v\u01b0\u1ee3t qua c\u00e1c b\u00e0i ki\u1ec3m tra \u0111\u1ed9 tin c\u1eady d\u01b0\u1edbi n\u01b0\u1edbc.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa b\u1ed9 thu ph\u00e1t quang tr\u00ean c\u1ea1n v\u00e0 b\u1ed9 thu ph\u00e1t quang bi\u1ec3n l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ed9 thu ph\u00e1t quang bi\u1ec3n th\u01b0\u1eddng y\u00eau c\u1ea7u <strong>c\u00f4ng su\u1ea5t \u0111\u1ea7u ra quang cao h\u01a1n<\/strong>, <strong>thermal stability<\/strong>, and <strong>h\u1ed7 tr\u1ee3 \u0111i\u1ec1u ch\u1ebf \u0111\u1ed3ng pha<\/strong> \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u \u0111\u1eb7c th\u00f9 c\u1ee7a m\u00f4i tr\u01b0\u1eddng d\u01b0\u1edbi bi\u1ec3n, kho\u1ea3ng c\u00e1ch xa. Ch\u00fang c\u0169ng tr\u1ea3i qua c\u00e1c b\u00e0i ki\u1ec3m tra \u0111\u1ed9 tin c\u1eady nghi\u00eam ng\u1eb7t h\u01a1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >Xem Th\u00eam<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/what-is-dwdm-explaining-dense-wavelength-division-multiplexing\/\"><strong>DWDM l\u00e0 g\u00ec? Gi\u1ea3i th\u00edch v\u1ec1 gh\u00e9p k\u00eanh ph\u00e2n chia b\u01b0\u1edbc s\u00f3ng d\u00e0y \u0111\u1eb7c<\/strong><\/a><br\/>T\u00ecm hi\u1ec3u c\u00e1ch c\u00f4ng ngh\u1ec7 DWDM cho ph\u00e9p truy\u1ec1n d\u1eabn dung l\u01b0\u1ee3ng cao tr\u00ean m\u1ed9t s\u1ee3i quang duy nh\u1ea5t \u2014 n\u1ec1n t\u1ea3ng c\u1ed1t l\u00f5i c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng c\u00e1p bi\u1ec3n hi\u1ec7n \u0111\u1ea1i.<\/p><\/li><li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/erbium-doped-fiber-amplifier-optical-networks\/\"><strong>B\u1ed9 khu\u1ebfch \u0111\u1ea1i s\u1ee3i pha erbium (EDFA) trong m\u1ea1ng quang<\/strong><\/a><br\/>T\u00ecm hi\u1ec3u c\u00e1ch EDFA duy tr\u00ec \u0111\u1ed9 m\u1ea1nh t\u00edn hi\u1ec7u tr\u00ean c\u00e1c tuy\u1ebfn c\u00e1p quang si\u00eau xa, bao g\u1ed3m c\u1ea3 \u1ee9ng d\u1ee5ng d\u01b0\u1edbi bi\u1ec3n.<\/p><\/li><li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/understanding-what-is-bit-error-rate\/\"><strong>Hi\u1ec3u v\u1ec1 T\u1ef7 l\u1ec7 l\u1ed7i bit (BER) l\u00e0 g\u00ec<\/strong><\/a><br\/>Kh\u00e1m ph\u00e1 l\u00fd do v\u00ec sao BER th\u1ea5p l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n t\u00edn hi\u1ec7u trong truy\u1ec1n th\u00f4ng quang kho\u1ea3ng c\u00e1ch xa nh\u01b0 m\u1ea1ng bi\u1ec3n.<\/p><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>C\u00e1c b\u1ed9 thu ph\u00e1t quang cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao v\u00e0 \u0111\u00e1ng tin c\u1eady trong c\u00e1c c\u00e1p ng\u1ea7m, th\u00fac \u0111\u1ea9y kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i to\u00e0n c\u1ea7u v\u00e0 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u b\u0103ng th\u00f4ng ng\u00e0y c\u00e0ng t\u0103ng d\u01b0\u1edbi n\u01b0\u1edbc.<\/p>","protected":false},"author":1,"featured_media":5845,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[26],"class_list":["post-5846","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5846","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/comments?post=5846"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5846\/revisions"}],"predecessor-version":[{"id":11420,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/5846\/revisions\/11420"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/5845"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=5846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=5846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=5846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}