{"id":6124,"date":"2025-05-13T00:00:00","date_gmt":"2025-05-13T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/tosa-rosa-bosa-optical-transceivers\/"},"modified":"2026-06-22T09:36:40","modified_gmt":"2026-06-22T09:36:40","slug":"tosa-rosa-bosa-optical-transceivers","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/tosa-rosa-bosa-optical-transceivers","title":{"rendered":"T\u00ecm hi\u1ec3u v\u1ec1 TOSA, ROSA v\u00e0 BOSA trong b\u1ed9 thu ph\u00e1t quang"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1402\" height=\"707\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7d8f16df231b480c8e1ac5c3ec8c330a.jpg\" alt=\"TOSA, ROSA, and BOSA in Optical Transceivers\" class=\"wp-image-6122\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7d8f16df231b480c8e1ac5c3ec8c330a.jpg 1402w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7d8f16df231b480c8e1ac5c3ec8c330a-300x151.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7d8f16df231b480c8e1ac5c3ec8c330a-1024x516.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7d8f16df231b480c8e1ac5c3ec8c330a-768x387.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/7d8f16df231b480c8e1ac5c3ec8c330a-18x9.jpg 18w\" sizes=\"(max-width: 1402px) 100vw, 1402px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">TOSA, ROSA v\u00e0 BOSA l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n then ch\u1ed1t trong b\u1ed9 thu ph\u00e1t quang. C\u00e1c m\u00f4-\u0111un n\u00e0y \u0111\u00f3ng vai tr\u00f2 thi\u1ebft y\u1ebfu trong vi\u1ec7c truy\u1ec1n v\u00e0 nh\u1eadn t\u00edn hi\u1ec7u quang. <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/tosa-in-optical-modules-importance\/\">TOSA<\/a> (B\u1ed9 l\u1eafp r\u00e1p quang ph\u00e1t \u2013 Transmitter Optical Sub-Assembly), chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec7n th\u00e0nh t\u00edn hi\u1ec7u quang \u0111\u1ec3 truy\u1ec1n \u0111i. <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/rosa-in-optical-modules\/\">ROSA<\/a> (B\u1ed9 l\u1eafp r\u00e1p quang thu \u2013 Receiver Optical Sub-Assembly) th\u1ef1c hi\u1ec7n ch\u1ee9c n\u0103ng ng\u01b0\u1ee3c l\u1ea1i b\u1eb1ng c\u00e1ch chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u quang tr\u1edf l\u1ea1i th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n. BOSA (B\u1ed9 l\u1eafp r\u00e1p quang hai chi\u1ec1u \u2013 Bi-Directional Optical Sub-Assembly) k\u1ebft h\u1ee3p ch\u1ee9c n\u0103ng c\u1ee7a TOSA v\u00e0 ROSA v\u00e0o m\u1ed9t \u0111\u01a1n v\u1ecb duy nh\u1ea5t nh\u1eb1m h\u1ed7 tr\u1ee3 giao ti\u1ebfp hai chi\u1ec1u. Vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1c th\u00e0nh ph\u1ea7n n\u00e0y l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu \u0111\u1ed1i v\u1edbi c\u00e1c chuy\u00ean gia m\u1ea1ng nh\u1eb1m t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady trong c\u00e1c m\u00f4i tr\u01b0\u1eddng truy\u1ec1n d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 TOSA: B\u1ed9 l\u1eafp r\u00e1p quang ph\u00e1t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">TOSA ch\u1ecbu tr\u00e1ch nhi\u1ec7m 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. Th\u00e0nh ph\u1ea7n n\u00e0y th\u01b0\u1eddng bao g\u1ed3m \u0111i-\u1ed1t laser (LD), \u0111i-\u1ed1t quang gi\u00e1m s\u00e1t, b\u1ed9 c\u00e1ch ly quang v\u00e0 \u0111\u00f4i khi c\u1ea3 b\u1ed9 l\u00e0m m\u00e1t nhi\u1ec7t \u0111i\u1ec7n (TEC) \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9. \u0110i-\u1ed1t laser \u0111\u00f3ng vai tr\u00f2 l\u00e0 ngu\u1ed3n s\u00e1ng ch\u00ednh, ph\u00e1t ra \u00e1nh s\u00e1ng khi \u0111\u01b0\u1ee3c c\u1ea5p d\u00f2ng \u0111i\u1ec7n. C\u00e1c \u0111i-\u1ed1t quang gi\u00e1m s\u00e1t \u0111\u1ea3m b\u1ea3o c\u00f4ng su\u1ea5t \u0111\u1ea7u ra \u1ed5n \u0111\u1ecbnh, trong khi b\u1ed9 c\u00e1ch ly quang ng\u0103n \u00e1nh s\u00e1ng ph\u1ea3n x\u1ea1 l\u00e0m gi\u00e1n \u0111o\u1ea1n ho\u1ea1t \u0111\u1ed9ng c\u1ee7a laser. Trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c, TEC duy tr\u00ec \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh t\u1ed1i \u01b0u cho \u0111i-\u1ed1t laser. Hi\u1ec7u su\u1ea5t c\u1ee7a TOSA r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 kho\u1ea3ng c\u00e1ch truy\u1ec1n t\u1ea3i c\u1ee7a t\u00edn hi\u1ec7u quang. T\u00f9y theo \u1ee9ng d\u1ee5ng, thi\u1ebft k\u1ebf TOSA c\u00f3 th\u1ec3 kh\u00e1c nhau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>Lo\u1ea1i laser<\/strong>: VCSEL (cho kho\u1ea3ng c\u00e1ch ng\u1eafn), DFB (kho\u1ea3ng c\u00e1ch trung b\u00ecnh) v\u00e0 EML (m\u1ea1ng \u0111\u01b0\u1eddng d\u00e0i).<\/p><\/li><li><p style=\"margin: 0px;\"><strong>K\u1ef9 thu\u1eadt \u0111i\u1ec1u ch\u1ebf<\/strong>: \u0110i\u1ec1u ch\u1ebf tr\u1ef1c ti\u1ebfp (DML) cho c\u00e1c gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed so v\u1edbi \u0111i\u1ec1u ch\u1ebf h\u1ea5p th\u1ee5 \u0111i\u1ec7n (EML) nh\u1eb1m \u0111\u1ea1t hi\u1ec7u su\u1ea5t t\u1ed1c \u0111\u1ed9 cao v\u00e0 \u0111\u1ed9 m\u00e9o th\u1ea5p.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 ROSA: B\u1ed9 l\u1eafp r\u00e1p quang thu<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ROSA ho\u1ea1t \u0111\u1ed9ng nh\u01b0 ph\u1ea7n b\u1ed5 sung cho TOSA, chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u quang \u0111\u1ea7u v\u00e0o tr\u1edf l\u1ea1i th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n \u0111\u1ec3 x\u1eed l\u00fd. Th\u00e0nh ph\u1ea7n n\u00e0y th\u01b0\u1eddng bao g\u1ed3m m\u1ed9t \u0111i-\u1ed1t quang (lo\u1ea1i PIN ho\u1eb7c \u0111i-\u1ed1t quang th\u00e1c l\u0169 \u2013 APD), b\u1ed9 khu\u1ebfch \u0111\u1ea1i tr\u1edf kh\u00e1ng (TIA) v\u00e0 m\u1ea1ch li\u00ean quan. \u0110i-\u1ed1t quang ph\u00e1t hi\u1ec7n \u00e1nh s\u00e1ng \u0111\u1ea7u v\u00e0o v\u00e0 t\u1ea1o ra d\u00f2ng \u0111i\u1ec7n t\u01b0\u01a1ng \u1ee9ng, sau \u0111\u00f3 TIA khu\u1ebfch \u0111\u1ea1i d\u00f2ng n\u00e0y l\u00ean m\u1ee9c \u0111i\u1ec7n \u00e1p s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c. APD c\u00f3 \u0111\u1ed9 nh\u1ea1y cao h\u01a1n so v\u1edbi \u0111i-\u1ed1t quang PIN, do \u0111\u00f3 th\u00edch h\u1ee3p cho vi\u1ec7c thu t\u00edn hi\u1ec7u \u1edf kho\u1ea3ng c\u00e1ch xa ho\u1eb7c t\u00edn hi\u1ec7u c\u00f3 c\u00f4ng su\u1ea5t th\u1ea5p. \u0110\u1ed9 nh\u1ea1y v\u00e0 \u0111\u1eb7c t\u00ednh nhi\u1ec5u c\u1ee7a ROSA \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a b\u1ed9 thu, t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 t\u1ef7 l\u1ec7 l\u1ed7i bit v\u00e0 \u0111\u1ed9 to\u00e0n v\u1eb9n t\u00edn hi\u1ec7u.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">ROSA bao g\u1ed3m nhi\u1ec1u th\u00e0nh ph\u1ea7n ph\u1ed1i h\u1ee3p v\u1edbi nhau \u0111\u1ec3 thu v\u00e0 x\u1eed l\u00fd t\u00edn hi\u1ec7u quang. C\u00e1c th\u00e0nh ph\u1ea7n n\u00e0y g\u1ed3m:<\/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;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>B\u1ed9 ph\u1eadn<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>M\u00f4 t\u1ea3<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\u0110i-\u1ed1t quang<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u quang th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>B\u1ed9 khu\u1ebfch \u0111\u1ea1i chuy\u1ec3n tr\u1edf (TIA)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Khu\u1ebfch \u0111\u1ea1i t\u00edn hi\u1ec7u \u0111i\u1ec7n y\u1ebfu t\u1eeb \u0111i-\u1ed1t quang.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Giao di\u1ec7n quang<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u0103n ch\u1ec9nh v\u00e0 gh\u00e9p n\u1ed1i \u00e1nh s\u00e1ng \u0111\u1ea7u v\u00e0o v\u00e0o \u0111i-\u1ed1t quang.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>V\u1ecf b\u1ecdc<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>B\u1ea3o v\u1ec7 c\u00e1c th\u00e0nh ph\u1ea7n b\u00ean trong v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n.<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 BOSA: B\u1ed9 l\u1eafp r\u00e1p quang hai chi\u1ec1u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">BOSA t\u00edch h\u1ee3p c\u1ea3 TOSA v\u00e0 ROSA v\u00e0o m\u1ed9t m\u00f4-\u0111un duy nh\u1ea5t, cho ph\u00e9p giao ti\u1ebfp hai chi\u1ec1u tr\u00ean m\u1ed9t s\u1ee3i c\u00e1p quang \u0111\u01a1n. Vi\u1ec7c t\u00edch h\u1ee3p n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua b\u1ed9 l\u1ecdc ph\u00e2n chia theo b\u01b0\u1edbc s\u00f3ng (<a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/wdm-optical-transceiver-module-applications\/\">WDM<\/a>) \u0111\u1ec3 t\u00e1ch ri\u00eang b\u01b0\u1edbc s\u00f3ng ph\u00e1t v\u00e0 b\u01b0\u1edbc s\u00f3ng thu trong c\u00f9ng m\u1ed9t s\u1ee3i c\u00e1p. BOSA \u0111\u1eb7c bi\u1ec7t c\u00f3 l\u1ee3i trong c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0 s\u1ed1 l\u01b0\u1ee3ng s\u1ee3i c\u00e1p h\u1ea1n ch\u1ebf ho\u1eb7c b\u1ecb r\u00e0ng bu\u1ed9c v\u1ec1 chi ph\u00ed, v\u00ec n\u00f3 hi\u1ec7u qu\u1ea3 l\u00e0m t\u0103ng g\u1ea5p \u0111\u00f4i dung l\u01b0\u1ee3ng c\u1ee7a m\u1ed9t li\u00ean k\u1ebft s\u1ee3i c\u00e1p \u0111\u01a1n. B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p ch\u1ee9c n\u0103ng ph\u00e1t v\u00e0 thu, BOSA gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a thi\u1ebft k\u1ebf m\u1ea1ng v\u00e0 gi\u1ea3m k\u00edch th\u01b0\u1edbc v\u1eadt l\u00fd c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n quang. Thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn n\u00e0y gi\u00fap gi\u1ea3m di\u1ec7n t\u00edch chi\u1ebfm ch\u1ed7 v\u00e0 chi ph\u00ed, do \u0111\u00f3 r\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng FTTH (Fiber-to-the-Home \u2013 c\u00e1p quang \u0111\u1ebfn t\u1eadn nh\u00e0) v\u00e0 IoT.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>Ph\u00e2n chia theo b\u01b0\u1edbc s\u00f3ng<\/strong>: BOSA s\u1eed d\u1ee5ng b\u1ed9 l\u1ecdc \u0111\u1ec3 t\u00e1ch t\u00edn hi\u1ec7u l\u00ean\/xu\u1ed1ng (v\u00ed d\u1ee5: 1310nm Tx \/ 1490nm Rx).<\/p><\/li><li><p style=\"margin: 0px;\"><strong>C\u00e1c bi\u1ebfn th\u1ec3 n\u00e2ng cao<\/strong>: C\u00e1c thi\u1ebft k\u1ebf b\u1ed9 ba (1Tx + 2Rx) v\u00e0 b\u1ed9 t\u1ee9 (Quadplexer) ph\u1ee5c v\u1ee5 c\u00e1c h\u1ec7 th\u1ed1ng \u0111a b\u01b0\u1edbc s\u00f3ng ph\u1ee9c t\u1ea1p.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa TOSA, ROSA v\u00e0 BOSA<\/h2>\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>B\u1ed9 ph\u1eadn<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>M\u00f4 t\u1ea3 ch\u1ee9c n\u0103ng<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>TOSA<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Truy\u1ec1n t\u00edn hi\u1ec7u quang v\u00e0o c\u00e1p quang.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>ROSA<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Nh\u1eadn t\u00edn hi\u1ec7u quang t\u1eeb c\u00e1p quang v\u00e0 chuy\u1ec3n \u0111\u1ed5i ch\u00fang tr\u1edf l\u1ea1i th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>BOSA<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>K\u1ebft h\u1ee3p ch\u1ee9c n\u0103ng c\u1ee7a TOSA v\u00e0 ROSA c\u00f9ng b\u1ed9 l\u1ecdc WDM \u0111\u1ec3 cho ph\u00e9p giao ti\u1ebfp hai chi\u1ec1u tr\u00ean m\u1ed9t s\u1ee3i c\u00e1p quang \u0111\u01a1n.<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udd39 Vai tr\u00f2 c\u1ee7a LINK-PP trong c\u00f4ng ngh\u1ec7 b\u1ed9 thu ph\u00e1t quang<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t h\u00e0ng \u0111\u1ea7u trong ng\u00e0nh truy\u1ec1n th\u00f4ng quang, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\">LINK-PP<\/a> cung c\u1ea5p m\u1ed9t lo\u1ea1t \u0111\u1ea7y \u0111\u1ee7 c\u00e1c <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">b\u1ed9 thu ph\u00e1t quang<\/a> t\u00edch h\u1ee3p c\u00e1c c\u00f4ng ngh\u1ec7 TOSA, ROSA v\u00e0 BOSA ti\u00ean ti\u1ebfn. S\u1ea3n ph\u1ea9m c\u1ee7a h\u1ecd \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1eb1m \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u kh\u1eaft khe c\u1ee7a trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i, m\u1ea1ng vi\u1ec5n th\u00f4ng v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng doanh nghi\u1ec7p. Nh\u1edd s\u1eed d\u1ee5ng c\u00e1c th\u00e0nh ph\u1ea7n ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n ng\u00e0nh, LINK-PP \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u, \u0111\u1ed9 tin c\u1eady v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng m\u1ea1ng kh\u00e1c nhau.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >Xem Th\u00eam<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/rosa-in-optical-modules\/\">T\u00ecm hi\u1ec3u v\u1ec1 ROSA: Th\u00e0nh ph\u1ea7n then ch\u1ed1t trong c\u00e1c m\u00f4-\u0111un quang<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"nofollow\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/tosa-in-optical-modules-importance\/\">T\u00ecm hi\u1ec3u v\u1ec1 TOSA: Vai tr\u00f2 c\u1ee7a n\u00f3 trong c\u00e1c m\u00f4-\u0111un quang<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/wdm-optical-transceiver-module-applications\/\">Gi\u1ea3i th\u00edch WDM: \u1ee8ng d\u1ee5ng trong m\u1ea1ng quang hi\u1ec7n nay<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>TOSA, ROSA v\u00e0 BOSA l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n then ch\u1ed1t trong b\u1ed9 thu ph\u00e1t quang, cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao, nh\u1eadn d\u1eef li\u1ec7u v\u00e0 giao ti\u1ebfp hai chi\u1ec1u trong c\u00e1c m\u1ea1ng hi\u1ec7n \u0111\u1ea1i.<\/p>","protected":false},"author":1,"featured_media":6123,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[26],"class_list":["post-6124","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\/6124","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=6124"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/6124\/revisions"}],"predecessor-version":[{"id":11506,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/6124\/revisions\/11506"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/6123"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=6124"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=6124"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=6124"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}