{"id":4621,"date":"2025-10-24T11:12:00","date_gmt":"2025-10-24T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/semiconductor-material-properties-optical-modules-impact\/"},"modified":"2026-06-22T05:59:31","modified_gmt":"2026-06-22T05:59:31","slug":"semiconductor-material-properties-optical-modules-impact","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/semiconductor-material-properties-optical-modules-impact","title":{"rendered":"\u0110\u1ed9ng c\u01a1 V\u00f4 h\u00ecnh: C\u00e1ch C\u00e1c \u0110\u1eb7c T\u00ednh V\u1eadt Li\u1ec7u B\u00e1n D\u1eabn Quy \u0110\u1ecbnh Hi\u1ec7u N\u0103ng C\u1ee7a M\u00f4-\u0111un Quang"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0780223865e14ce19265b032af6e051a.webp\" alt=\"semiconductor\" class=\"wp-image-4619\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0780223865e14ce19265b032af6e051a.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0780223865e14ce19265b032af6e051a-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0780223865e14ce19265b032af6e051a-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0780223865e14ce19265b032af6e051a-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0780223865e14ce19265b032af6e051a-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Trong th\u1ebf gi\u1edbi truy\u1ec1n d\u1eef li\u1ec7u c\u00f3 t\u00ednh c\u1ea1nh tranh cao, n\u01a1i t\u1eebng nanogi\u00e2y \u0111\u1ec1u quan tr\u1ecdng, <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> l\u00e0 nh\u1eefng ng\u01b0\u1eddi h\u00f9ng th\u1ea7m l\u1eb7ng. Nh\u1eefng kh\u1ed1i n\u0103ng l\u01b0\u1ee3ng nh\u1ecf g\u1ecdn n\u00e0y chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec7n th\u00e0nh \u00e1nh s\u00e1ng v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, t\u1ea1o n\u00ean n\u1ec1n t\u1ea3ng cho c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i, m\u1ea1ng 5G v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng internet to\u00e0n c\u1ea7u. Nh\u01b0ng \u0111i\u1ec1u g\u00ec th\u1ef1c s\u1ef1 quy\u1ebft \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9, hi\u1ec7u su\u1ea5t v\u00e0 ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ch\u00fang? C\u00e2u tr\u1ea3 l\u1eddi kh\u00f4ng ch\u1ec9 n\u1eb1m \u1edf thi\u1ebft k\u1ebf, m\u00e0 c\u00f2n s\u00e2u trong c\u1ea5u tr\u00fac nguy\u00ean t\u1eed c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u b\u00e1n d\u1eabn \u1edf l\u00f5i c\u1ee7a ch\u00fang.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec3u r\u00f5 <strong>t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u b\u00e1n d\u1eabn l\u00ean c\u00e1c m\u00f4-\u0111un quang<\/strong> l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 ai x\u00e1c \u0111\u1ecbnh th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, mua ho\u1eb7c thi\u1ebft k\u1ebf c\u00e1c th\u00e0nh ph\u1ea7n quan tr\u1ecdng n\u00e0y. \u0110\u00e2y kh\u00f4ng ch\u1ec9 l\u00e0 v\u1ea5n \u0111\u1ec1 h\u1ecdc thu\u1eadt; \u0111\u00f3 l\u00e0 ranh gi\u1edbi gi\u1eefa m\u1ed9t m\u1ea1ng l\u01b0\u1edbi ch\u1eadm ch\u1ea1p v\u00e0 m\u1ed9t m\u1ea1ng l\u01b0\u1edbi hi\u1ec7u n\u0103ng cao, s\u1eb5n s\u00e0ng cho t\u01b0\u01a1ng lai.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcd1 C\u00e1c \u0110\u1eb7c T\u00ednh C\u01a1 B\u1ea3n C\u00f3 \u00dd Ngh\u0129a<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u1ede trung t\u00e2m c\u1ee7a m\u1ed7i <strong>b\u1ed9 thu ph\u00e1t quang<\/strong> l\u00e0 c\u00e1c chip b\u00e1n d\u1eabn: laser ph\u00e1t ra \u00e1nh s\u00e1ng v\u00e0 b\u1ed9 d\u00f2 quang nh\u1eadn \u00e1nh s\u00e1ng. Vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u cho c\u00e1c chip n\u00e0y\u2014ch\u1ee7 y\u1ebfu l\u00e0 <strong>Indium Phosphide (InP)<\/strong>, <strong>Gallium Arsenide (GaAs)<\/strong>, and <strong>Silicon (Si)<\/strong>\u2014l\u00e0 m\u1ed9t s\u1ef1 \u0111\u00e1nh \u0111\u1ed5i ph\u1ee9c t\u1ea1p, \u0111\u01b0\u1ee3c chi ph\u1ed1i b\u1edfi m\u1ed9t v\u00e0i \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd then ch\u1ed1t.<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px 0px 8px;\"><strong>Kho\u1ea3ng c\u00e1ch b\u0103ng n\u0103ng l\u01b0\u1ee3ng (Eg): B\u1ed9 \u0110i\u1ec1u khi\u1ec3n M\u00e0u s\u1eafc<\/strong><br\/>Kho\u1ea3ng c\u00e1ch b\u0103ng n\u0103ng l\u01b0\u1ee3ng l\u00e0 n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u0111\u1ec3 m\u1ed9t electron nh\u1ea3y t\u1eeb tr\u1ea1ng th\u00e1i kh\u00f4ng d\u1eabn \u0111i\u1ec7n sang tr\u1ea1ng th\u00e1i d\u1eabn \u0111i\u1ec7n. \u0110\u1eb7c t\u00ednh n\u00e0y tr\u1ef1c ti\u1ebfp x\u00e1c \u0111\u1ecbnh <strong>b\u01b0\u1edbc s\u00f3ng c\u1ee7a \u00e1nh s\u00e1ng<\/strong> m\u00e0 v\u1eadt li\u1ec7u b\u00e1n d\u1eabn c\u00f3 th\u1ec3 ph\u00e1t ra ho\u1eb7c h\u1ea5p th\u1ee5.<\/p><ul><li><p style=\"margin: 0px;\"><strong>Kho\u1ea3ng c\u00e1ch b\u0103ng n\u0103ng l\u01b0\u1ee3ng r\u1ed9ng (v\u00ed d\u1ee5: GaN):<\/strong> Ph\u00e1t ra b\u01b0\u1edbc s\u00f3ng ng\u1eafn h\u01a1n (m\u00e0u xanh lam, t\u00edm). \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng chuy\u00ean bi\u1ec7t nh\u01b0ng \u00edt ph\u1ed5 bi\u1ebfn h\u01a1n trong truy\u1ec1n th\u00f4ng d\u1eef li\u1ec7u c\u1ed1t l\u00f5i.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Kho\u1ea3ng c\u00e1ch b\u0103ng n\u0103ng l\u01b0\u1ee3ng h\u1eb9p (v\u00ed d\u1ee5: InP, GaAs):<\/strong> Ph\u00e1t ra b\u01b0\u1edbc s\u00f3ng d\u00e0i h\u01a1n (h\u1ed3ng ngo\u1ea1i, kho\u1ea3ng 1310 nm &amp; 1550 nm). \u0110\u00e2y l\u00e0 c\u00e1c b\u01b0\u1edbc s\u00f3ng ch\u1ee7 l\u1ef1c trong quang s\u1ee3i do t\u1ed5n hao t\u00edn hi\u1ec7u th\u1ea5p h\u01a1n trong s\u1ee3i th\u1ee7y tinh.<\/p><\/li><\/ul><\/li><li><p style=\"margin: 0px;\"><strong>\u0110\u1ed9 linh \u0111\u1ed9ng c\u1ee7a electron (\u03bc): Gi\u1edbi h\u1ea1n T\u1ed1c \u0111\u1ed9<\/strong><br\/>\u0110\u1ea1i l\u01b0\u1ee3ng n\u00e0y \u0111o t\u1ed1c \u0111\u1ed9 di chuy\u1ec3n c\u1ee7a electron trong v\u1eadt li\u1ec7u b\u00e1n d\u1eabn. \u0110\u1ed9 linh \u0111\u1ed9ng electron cao l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ed1i v\u1edbi <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26045-400g-qsfp-dd-osfp-qsfp112.htm\"><strong>M\u00f4-\u0111un quang t\u1ed1c \u0111\u1ed9 cao<\/strong><\/a> ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ed1c \u0111\u1ed9 400G, 800G v\u00e0 cao h\u01a1n n\u1eefa. N\u00f3 tr\u1ef1c ti\u1ebfp chuy\u1ec3n h\u00f3a th\u00e0nh t\u1ed1c \u0111\u1ed9 \u0111i\u1ec1u ch\u1ebf nhanh h\u01a1n v\u00e0 m\u00e9o t\u00edn hi\u1ec7u th\u1ea5p h\u01a1n.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u0110\u1ed9 d\u1eabn nhi\u1ec7t &amp; \u0110\u1ed9 gi\u00e3n n\u1edf nhi\u1ec7t: Ng\u01b0\u1eddi b\u1ea3o v\u1ec7 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh<\/strong><br\/>Laser sinh nhi\u1ec7t. M\u1ed9t v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 d\u1eabn nhi\u1ec7t t\u1ed1t s\u1ebd t\u1ea3n nhi\u1ec7t n\u00e0y m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, ng\u0103n ng\u1eeba suy gi\u1ea3m hi\u1ec7u su\u1ea5t v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd. H\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t c\u0169ng ph\u1ea3i t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c trong v\u1ecf bao \u0111\u1ec3 tr\u00e1nh \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc v\u00e0 h\u1ecfng h\u00f3c theo th\u1eddi gian.<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea3ng sau \u0111\u00e2y cung c\u1ea5p so s\u00e1nh r\u00f5 r\u00e0ng v\u1ec1 c\u00e1c v\u1eadt li\u1ec7u b\u00e1n d\u1eabn ch\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong module quang:<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>V\u1eadt li\u1ec7u<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\u01afu \u0111i\u1ec3m n\u1ed5i b\u1eadt<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>C\u00e1c h\u1ea1n ch\u1ebf ch\u00ednh<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>D\u1ea3i b\u01b0\u1edbc s\u00f3ng l\u00fd t\u01b0\u1edfng<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Indium Phosphide (InP)<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Laser &amp; b\u1ed9 d\u00f2 quang hi\u1ec7u su\u1ea5t cao<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u1ed9 linh \u0111\u1ed9ng \u0111i\u1ec7n t\u1eed cao, v\u00f9ng c\u1ea5m tr\u1ef1c ti\u1ebfp, ph\u00e1t x\u1ea1 \u00e1nh s\u00e1ng hi\u1ec7u qu\u1ea3<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Chi ph\u00ed cao, d\u1ec5 v\u1ee1<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1310 nm, 1550 nm (truy\u1ec1n d\u1eabn xa)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Gallium Arsenide (GaAs)<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>VCSEL cho kho\u1ea3ng c\u00e1ch ng\u1eafn<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Chi ph\u00ed th\u1ea5p khi s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t, hi\u1ec7u n\u0103ng t\u1ed1t<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Hi\u1ec7u su\u1ea5t th\u1ea5p h\u01a1n cho truy\u1ec1n d\u1eabn xa<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>850 nm (kho\u1ea3ng c\u00e1ch ng\u1eafn)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Silicon (Si)<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u00e1c M\u1ea1ch T\u00edch h\u1ee3p Quang h\u1ecdc (PIC)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Chi ph\u00ed th\u1ea5p, t\u1eadn d\u1ee5ng c\u00f4ng ngh\u1ec7 CMOS hi\u1ec7n c\u00f3, t\u00edch h\u1ee3p cao<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>V\u00f9ng c\u1ea5m gi\u00e1n ti\u1ebfp (ph\u00e1t quang k\u00e9m)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>B\u1ed9 \u0111i\u1ec1u bi\u1ebfn, h\u01b0\u1edbng d\u1eabn s\u00f3ng<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcd1 T\u1eeb khoa h\u1ecdc v\u1eadt li\u1ec7u \u0111\u1ebfn module quang th\u1ef1c t\u1ebf<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eefng t\u00ednh ch\u1ea5t tr\u1eebu t\u01b0\u1ee3ng n\u00e0y chuy\u1ec3n th\u00e0nh c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u nh\u01b0 th\u1ebf n\u00e0o? H\u00e3y c\u00f9ng ph\u00e2n t\u00edch.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u &amp; B\u0103ng th\u00f4ng:<\/strong> \u0110\u1ec3 \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u cao h\u01a1n (v\u00ed d\u1ee5: t\u1eeb 100G l\u00ean 400G), b\u1ea1n c\u1ea7n \u0111i\u1ec1u ch\u1ebf laser nhanh h\u01a1n. \u0110\u00e2y l\u00e0 n\u01a1i m\u00e0 <strong>\u0111\u1ed9 linh \u0111\u1ed9ng \u0111i\u1ec7n t\u1eed cao<\/strong> c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 InP t\u1ecfa s\u00e1ng, cho ph\u00e9p c\u00e1c chuy\u1ec3n ti\u1ebfp t\u00edn hi\u1ec7u s\u1ea1ch v\u00e0 t\u1ed1c \u0111\u1ed9 cao. \u0110\u1ed1i v\u1edbi k\u1ef9 s\u01b0 t\u00ecm ki\u1ebfm \u0111\u1ed9 tin c\u1eady <strong>k\u1ebft n\u1ed1i trung t\u00e2m d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao<br><\/strong>, l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u n\u1ec1n l\u00e0 y\u1ebfu t\u1ed1 h\u00e0ng \u0111\u1ea7u.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn:<br><\/strong> The <strong>b\u01b0\u1edbc s\u00f3ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1edd k\u1ef9 thu\u1eadt v\u00f9ng c\u1ea5m<\/strong> l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t. \u0110\u1ed1i v\u1edbi truy\u1ec1n d\u1eabn xa, <strong>laser 1550 nm (th\u01b0\u1eddng l\u00e0m t\u1eeb InP)<\/strong> l\u00e0 thi\u1ebft y\u1ebfu v\u00ec b\u01b0\u1edbc s\u00f3ng n\u00e0y ch\u1ecbu suy hao tuy\u1ec7t \u0111\u1ed1i nh\u1ecf nh\u1ea5t trong s\u1ee3i quang silica. M\u1ed9t <strong>laser 850 nm d\u1ef1a tr\u00ean GaAs<\/strong> \u0111\u01a1n gi\u1ea3n l\u00e0 kh\u00f4ng th\u1ec3 th\u1ef1c hi\u1ec7n h\u00e0nh tr\u00ecnh \u0111\u00f3.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Ti\u00eau th\u1ee5 c\u00f4ng su\u1ea5t &amp; Qu\u1ea3n l\u00fd nhi\u1ec7t:<\/strong> Khi trung t\u00e2m d\u1eef li\u1ec7u ng\u00e0y c\u00e0ng ch\u1ecbu \u00e1p l\u1ef1c gia t\u0103ng nh\u1eb1m gi\u1ea3m <strong>Hi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng (PUE)<\/strong>, hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c m\u00f4-\u0111un quang tr\u1edf th\u00e0nh \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u. C\u00e1c v\u1eadt li\u1ec7u c\u00f3 hi\u1ec7u su\u1ea5t ph\u00e1t quang cao h\u01a1n v\u00e0 \u0111\u1ed9 d\u1eabn nhi\u1ec7t t\u1ed1t h\u01a1n y\u00eau c\u1ea7u \u00edt n\u0103ng l\u01b0\u1ee3ng h\u01a1n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00f9ng m\u1ed9t \u0111\u1ea7u ra v\u00e0 d\u1ec5 l\u00e0m m\u00e1t h\u01a1n, t\u1eeb \u0111\u00f3 tr\u1ef1c ti\u1ebfp gi\u1ea3m chi ph\u00ed v\u1eadn h\u00e0nh.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u0110\u1ed9 tin c\u1eady &amp; Tu\u1ed5i th\u1ecd:<\/strong> M\u1ed9t m\u00f4-\u0111un <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/mean-time-between-failure-mtbf-equipment-reliability-guide\/\"><strong>(MTBF)<\/strong><\/a> b\u1ecb \u1ea3nh h\u01b0\u1edfng m\u1ea1nh b\u1edfi \u1ee9ng su\u1ea5t nhi\u1ec7t. C\u00e1c v\u1eadt li\u1ec7u c\u00f3 h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t kh\u00f4ng ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng t\u00e1ch l\u1edbp v\u00e0 h\u1ecfng h\u00f3c theo th\u1eddi gian. Vi\u1ec7c l\u1ef1a ch\u1ecdn m\u1ed9t m\u00f4-\u0111un \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb c\u00e1c v\u1eadt li\u1ec7u b\u00e1n d\u1eabn \u1ed5n \u0111\u1ecbnh v\u00e0 t\u01b0\u01a1ng th\u00edch t\u1ed1t l\u00e0 y\u1ebfu t\u1ed1 b\u1eaft bu\u1ed9c \u0111\u1ed1i v\u1edbi \u0111\u1ed9 tin c\u1eady c\u1ee7a m\u1ea1ng.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcd1 \u0110i\u1ec3m n\u1ed5i b\u1eadt: M\u00f4-\u0111un quang h\u1ecdc \u0111\u1ed3ng pha LINK-PP 400G ZR+<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y \u00e1p d\u1ee5ng l\u00fd thuy\u1ebft v\u00e0o th\u1ef1c ti\u1ec5n th\u00f4ng qua m\u1ed9t v\u00ed d\u1ee5 c\u1ee5 th\u1ec3. H\u00e3y xem x\u00e9t <strong>LINK-PP <\/strong>m\u00f4-\u0111un quang h\u1ecdc \u0111\u1ed3ng pha 400G ZR+. M\u00f4-\u0111un n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c \u1ee9ng d\u1ee5ng m\u1ea1ng hi\u1ec7u su\u1ea5t cao <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/data-center-interconnect-definition-benefits-and-role-of-optical-modules\/\"><strong>k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u (DCI)<\/strong><\/a> v\u00e0 m\u1ea1ng \u0111\u00f4 th\u1ecb.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u g\u00ec khi\u1ebfn n\u00f3 m\u1ea1nh m\u1ebd \u0111\u1ebfn v\u1eady? C\u00e2u tr\u1ea3 l\u1eddi n\u1eb1m \u1edf l\u00f5i tinh vi c\u1ee7a n\u00f3: n\u00f3 s\u1eed d\u1ee5ng c\u00e1c th\u00e0nh ph\u1ea7n b\u00e1n d\u1eabn d\u1ef1a tr\u00ean <strong>Indium Phosphide (InP)<\/strong>- \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u1ea3 b\u1ed9 ph\u00e1t v\u00e0 b\u1ed9 thu.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px 0px 8px;\"><strong>T\u1ea1i sao l\u1ea1i l\u00e0 InP?<\/strong> Ti\u00eau chu\u1ea9n 400G ZR+ y\u00eau c\u1ea7u truy\u1ec1n t\u00edn hi\u1ec7u b\u0103ng th\u00f4ng r\u1ed9ng tr\u00ean kho\u1ea3ng c\u00e1ch v\u01b0\u1ee3t qu\u00e1 80 km. \u0110i\u1ec1u n\u00e0y \u0111\u00f2i h\u1ecfi:<\/p><ul><li><p style=\"margin: 0px;\"><strong>Laser c\u00f4ng su\u1ea5t cao v\u00e0 \u1ed5n \u0111\u1ecbnh:<\/strong> Laser InP c\u00f3 th\u1ec3 hi\u1ec7u qu\u1ea3 t\u1ea1o ra b\u01b0\u1edbc s\u00f3ng ch\u00ednh x\u00e1c 1550 nm v\u1edbi c\u00f4ng su\u1ea5t v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ea7n thi\u1ebft cho vi\u1ec7c truy\u1ec1n d\u1eabn \u0111\u01b0\u1eddng d\u00e0i.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u0110i\u1ec1u ch\u1ebf ph\u1ee9c t\u1ea1p:<\/strong> C\u00f4ng ngh\u1ec7 \u0111\u1ed3ng pha s\u1eed d\u1ee5ng \u0111i\u1ec1u ch\u1ebf ph\u1ee9c t\u1ea1p <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/what-is-optical-modulation-and-how-it-works-explained\/\"><strong>\u0111\u1ecbnh d\u1ea1ng \u0111i\u1ec1u ch\u1ebf<\/strong><\/a> (v\u00ed d\u1ee5 nh\u01b0 DP-16QAM). \u0110\u1ed9 linh \u0111\u1ed9ng \u0111i\u1ec7n t\u1eed cao c\u1ee7a InP cho ph\u00e9p t\u1ea1o ra c\u00e1c t\u00edn hi\u1ec7u \u0111i\u1ec7n c\u1ef1c nhanh c\u1ea7n thi\u1ebft \u0111\u1ec3 m\u00e3 h\u00f3a l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3 n\u00e0y l\u00ean s\u00f3ng \u00e1nh s\u00e1ng.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u0110\u1ed9 nh\u1ea1y:<\/strong> B\u1ed9 thu \u0111\u1ed3ng pha d\u1ef1a tr\u00ean InP c\u00f3 \u0111\u1ed9 nh\u1ea1y tuy\u1ec7t v\u1eddi, c\u00f3 kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n v\u00e0 gi\u1ea3i m\u00e3 t\u00edn hi\u1ec7u y\u1ebfu, m\u00e9o m\u00f3 sau h\u00e0nh tr\u00ecnh d\u00e0i qua s\u1ee3i quang.<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1eb1ng c\u00e1ch t\u1eadn d\u1ee5ng c\u00e1c t\u00ednh ch\u1ea5t v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a Indium Phosphide, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a> \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ed9 thu ph\u00e1t \u0111\u1ed3ng pha \u0111\u00e1p \u1ee9ng \u0111\u00fang cam k\u1ebft v\u1ec1 <strong>kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i 400G m\u1eadt \u0111\u1ed9 cao, t\u1ea7m xa v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/strong>, t\u1eeb \u0111\u00f3 tr\u1edf th\u00e0nh n\u1ec1n t\u1ea3ng c\u1ed1t l\u00f5i cho c\u00e1c n\u00e2ng c\u1ea5p m\u1ea1ng th\u1ebf h\u1ec7 ti\u1ebfp theo.<\/p>\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\/6c37fa03456d43f28f6be76aa84d88db.webp\" alt=\"Coherent Module\" class=\"wp-image-4620\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6c37fa03456d43f28f6be76aa84d88db.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6c37fa03456d43f28f6be76aa84d88db-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6c37fa03456d43f28f6be76aa84d88db-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6c37fa03456d43f28f6be76aa84d88db-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6c37fa03456d43f28f6be76aa84d88db-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcd1 L\u1ef1a ch\u1ecdn module ph\u00f9 h\u1ee3p: H\u01b0\u1edbng d\u1eabn d\u1ef1a tr\u00ean v\u1eadt li\u1ec7u<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Khi b\u1ea1n \u0111\u00e1nh gi\u00e1 <strong>c\u00e1c module quang cho trung t\u00e2m d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao<\/strong> or <strong>c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng t\u1ea7m xa<\/strong>, v\u1eadt li\u1ec7u b\u00e1n d\u1eabn l\u00e0 th\u00f4ng s\u1ed1 \u1ea9n nh\u01b0ng v\u00f4 c\u00f9ng quan tr\u1ecdng. Vi\u1ec7c \u0111\u1eb7t \u0111\u00fang c\u00e2u h\u1ecfi s\u1ebd gi\u00fap b\u1ea1n tr\u00e1nh \u0111\u01b0\u1ee3c nh\u1eefng r\u1eafc r\u1ed1i trong t\u01b0\u01a1ng lai:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\">For <strong>m\u00f4i tr\u01b0\u1eddng kho\u1ea3ng c\u00e1ch ng\u1eafn<\/strong> c\u00e1c li\u00ean k\u1ebft b\u00ean trong trung t\u00e2m d\u1eef li\u1ec7u (v\u00ed d\u1ee5: &lt;100 m), c\u00e1c module VCSEL d\u1ef1a tr\u00ean GaAs chi ph\u00ed th\u1ea5p th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn ho\u00e0n h\u1ea3o.<\/p><\/li><li><p style=\"margin: 0px;\">For <strong>c\u00e1c \u1ee9ng d\u1ee5ng t\u1ea7m trung \u0111\u1ebfn t\u1ea7m xa<\/strong> (v\u00ed d\u1ee5: DCI, \u0111\u00f4 th\u1ecb), b\u1ea1n c\u1ea7n hi\u1ec7u n\u0103ng c\u1ee7a laser d\u1ef1a tr\u00ean InP, t\u01b0\u01a1ng t\u1ef1 c\u00f4ng ngh\u1ec7 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong <strong>MODULE LI\u00caN K\u1ebeT-PP 400G ZR+ \u0110\u1ed2NG PHA<\/strong>.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Cu\u1ed1i c\u00f9ng, vi\u1ec7c h\u1ee3p t\u00e1c v\u1edbi nh\u00e0 s\u1ea3n xu\u1ea5t am hi\u1ec3u s\u00e2u s\u1eafc v\u1ec1 khoa h\u1ecdc v\u1eadt li\u1ec7u n\u00e0y l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t. Ch\u00ednh chuy\u00ean m\u00f4n n\u00e0y cho ph\u00e9p h\u1ecd thi\u1ebft k\u1ebf c\u00e1c module kh\u00f4ng ch\u1ec9 nhanh m\u00e0 c\u00f2n \u0111\u00e1ng tin c\u1eady, hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho t\u1eebng tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcd1 C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >T\u00ednh ch\u1ea5t quan tr\u1ecdng nh\u1ea5t c\u1ee7a m\u1ed9t b\u00e1n d\u1eabn \u0111\u1ed1i v\u1edbi module quang l\u00e0 g\u00ec?<\/h3>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>B\u1ea1n n\u00ean ch\u00fa \u00fd \u0111\u1ebfn khe n\u0103ng l\u01b0\u1ee3ng (bandgap). Khe n\u0103ng l\u01b0\u1ee3ng cho bi\u1ebft lo\u1ea1i \u00e1nh s\u00e1ng m\u00e0 module c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng. N\u00f3 c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a thi\u1ebft b\u1ecb. Khe n\u0103ng l\u01b0\u1ee3ng gi\u00fap x\u00e1c \u0111\u1ecbnh lo\u1ea1i \u00e1nh s\u00e1ng m\u00e0 thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 x\u1eed l\u00fd.<\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" >T\u1ea1i sao khuy\u1ebft t\u1eadt trong v\u1eadt li\u1ec7u b\u00e1n d\u1eabn l\u1ea1i quan tr\u1ecdng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Khuy\u1ebft t\u1eadt c\u00f3 th\u1ec3 l\u00e0m ch\u1eadm chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a \u0111i\u1ec7n t\u1eed v\u00e0 l\u1ed7 tr\u1ed1ng. Ch\u00fang c\u0169ng c\u00f3 th\u1ec3 thay \u0111\u1ed5i c\u00e1ch module c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng. N\u1ebfu c\u00f3 qu\u00e1 nhi\u1ec1u khuy\u1ebft t\u1eadt, module c\u1ee7a b\u1ea1n s\u1ebd ho\u1ea1t \u0111\u1ed9ng k\u00e9m hi\u1ec7u qu\u1ea3 h\u01a1n v\u00e0 \u0111\u1ed9 tin c\u1eady c\u0169ng gi\u1ea3m \u0111i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >B\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng silicon cho m\u1ecdi module quang kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n kh\u00f4ng th\u1ec3 d\u00f9ng silicon cho m\u1ecdi module quang. Silicon th\u00edch h\u1ee3p cho b\u1ed9 \u0111i\u1ec1u bi\u1ebfn v\u00e0 m\u1ed9t s\u1ed1 b\u1ed9 d\u00f2, nh\u01b0ng \u0111\u1ed1i v\u1edbi laser v\u00e0 b\u1ed9 d\u00f2 t\u1ed1c \u0111\u1ed9 cao, b\u1ea1n c\u1ea7n c\u00e1c h\u1ee3p ch\u1ea5t nh\u00f3m III\u2013V nh\u01b0 GaAs ho\u1eb7c InP.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn v\u1eadt li\u1ec7u b\u00e1n d\u1eabn ph\u00f9 h\u1ee3p?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Ki\u1ec3m tra khe n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ph\u00f9 h\u1ee3p v\u1edbi b\u01b0\u1edbc s\u00f3ng b\u1ea1n c\u1ea7n.<\/p><\/li><li><p>T\u00ecm ki\u1ebfm v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 linh \u0111\u1ed9ng mang t\u1ea3i cao.<\/p><\/li><li><p>\u0110\u1ea3m b\u1ea3o v\u1eadt li\u1ec7u c\u00f3 kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t t\u1ed1t.<\/p><\/li><li><p>Ch\u1ecdn c\u00e1c v\u1eadt li\u1ec7u \u00edt khuy\u1ebft t\u1eadt.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >M\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u m\u1edbi cho module quang trong t\u01b0\u01a1ng lai l\u00e0 g\u00ec?<\/h3>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>V\u1eadt li\u1ec7u<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>L\u1ee3i \u00edch<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Graphene<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>T\u1ed1c \u0111\u1ed9 nhanh h\u01a1n<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>V\u1eadt li\u1ec7u hai chi\u1ec1u (2D)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Module nh\u1ecf h\u01a1n<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Quang t\u1eed silicon<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>T\u00edch h\u1ee3p t\u1ed1t h\u01a1n<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c v\u1eadt li\u1ec7u m\u1edbi n\u00e0y c\u00f3 th\u1ec3 gi\u00fap module ho\u1ea1t \u0111\u1ed9ng nhanh h\u01a1n v\u00e0 \u0111\u00e1ng tin c\u1eady h\u01a1n.<\/p>","protected":false},"excerpt":{"rendered":"<p>C\u00e1c t\u00ednh ch\u1ea5t v\u1eadt li\u1ec7u b\u00e1n d\u1eabn quy\u1ebft \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9, hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a module quang b\u1eb1ng c\u00e1ch \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kho\u1ea3ng c\u00e1ch v\u00f9ng c\u1ea5m (bandgap), \u0111\u1ed9 linh \u0111\u1ed9ng c\u1ee7a h\u1ea1t t\u1ea3i (carrier mobility) v\u00e0 \u0111\u1ed9 d\u1eabn nhi\u1ec7t.<\/p>","protected":false},"author":1,"featured_media":4619,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[17,24,26],"class_list":["post-4621","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-400g-optical-modules","tag-link-pp","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4621","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=4621"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4621\/revisions"}],"predecessor-version":[{"id":10977,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4621\/revisions\/10977"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/4619"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=4621"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=4621"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=4621"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}