{"id":4060,"date":"2025-04-26T00:00:00","date_gmt":"2025-04-26T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/rosa-in-optical-modules\/"},"modified":"2026-06-22T09:39:45","modified_gmt":"2026-06-22T09:39:45","slug":"rosa-in-optical-modules","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/rosa-in-optical-modules","title":{"rendered":"ROSA (B\u1ed9 thu quang \u2013 Receiver Optical Sub-Assembly) trong m\u00f4-\u0111un quang"},"content":{"rendered":"<h2 class=\"wp-block-heading\" ><strong>Gi\u1edbi thi\u1ec7u<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>B\u1ed9 l\u1eafp r\u00e1p quang h\u1ecdc \u0111\u1ea7u thu (ROSA)<\/strong> l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n quang-\u0111i\u1ec7n t\u1eed then ch\u1ed1t trong c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng quang, ch\u1ecbu tr\u00e1ch nhi\u1ec7m chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u quang \u0111\u1ea7u v\u00e0o th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n. L\u00e0 \u0111\u1ed1i t\u00e1c \u0111\u1ea7u thu c\u1ee7a <strong>TOSA (B\u1ed9 l\u1eafp r\u00e1p quang h\u1ecdc \u0111\u1ea7u ph\u00e1t)<\/strong>, ROSA \u0111\u1ea3m b\u1ea3o vi\u1ec7c ph\u00e1t hi\u1ec7n t\u00edn hi\u1ec7u v\u1edbi \u0111\u1ed9 trung th\u1ef1c cao v\u00e0 \u0111\u00f3ng vai tr\u00f2 thi\u1ebft y\u1ebfu trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh <strong>\u0111\u1ed9 nh\u1ea1y, d\u1ea3i th\u00f4ng v\u00e0 \u0111\u1ed9 tin c\u1eady<\/strong> c\u1ee7a c\u00e1c b\u1ed9 thu-ph\u00e1t quang. B\u00e0i vi\u1ebft n\u00e0y \u0111i s\u00e2u v\u00e0o nh\u1eefng chi ti\u1ebft ph\u1ee9c t\u1ea1p c\u1ee7a ROSA, l\u00e0m r\u00f5 c\u00e1c th\u00e0nh ph\u1ea7n, nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a n\u00f3 trong c\u00e1c m\u00f4-\u0111un quang.\u200b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >ROSA l\u00e0 g\u00ec?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0110\u1ecbnh ngh\u0129a:<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t m\u00f4-\u0111un quang-\u0111i\u1ec7n t\u1eed t\u00edch h\u1ee3p th\u1ef1c hi\u1ec7n qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i quang\u2013\u0111i\u1ec7n (O\/E) trong c\u00e1c b\u1ed9 thu-ph\u00e1t s\u1ee3i quang. N\u00f3 bao g\u1ed3m m\u1ed9t b\u1ed9 d\u00f2 quang, m\u1ea1ch khu\u1ebfch \u0111\u1ea1i v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n x\u1eed l\u00fd t\u00edn hi\u1ec7u.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >C\u00e1c ch\u1ee9c n\u0103ng ch\u00ednh:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\">Chuy\u1ec3n \u0111\u1ed5i <strong>t\u00edn hi\u1ec7u quang<\/strong> (xung \u00e1nh s\u00e1ng) th\u00e0nh <strong>t\u00edn hi\u1ec7u \u0111i\u1ec7n<\/strong> (d\u00f2ng \u0111i\u1ec7n\/\u0111i\u1ec7n \u00e1p).<\/p><\/li><li><p style=\"margin: 0px;\">Khu\u1ebfch \u0111\u1ea1i d\u00f2ng quang y\u1ebfu l\u00ean m\u1ee9c t\u00edn hi\u1ec7u c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c.<\/p><\/li><li><p style=\"margin: 0px;\">L\u1ecdc nhi\u1ec5u nh\u1eb1m duy tr\u00ec <strong>\u0111\u1ed9 to\u00e0n v\u1eb9n t\u00edn hi\u1ec7u<\/strong>.<\/p><\/li><li><p style=\"margin: 0px;\">H\u1ed7 tr\u1ee3 <strong>Gi\u00e1m s\u00e1t ch\u1ea9n \u0111o\u00e1n k\u1ef9 thu\u1eadt s\u1ed1 (DDM)<\/strong> \u0111\u1ec3 theo d\u00f5i hi\u1ec7u su\u1ea5t th\u1eddi gian th\u1ef1c.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" >C\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a ROSA<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t ROSA \u0111i\u1ec3n h\u00ecnh bao g\u1ed3m nhi\u1ec1u th\u00e0nh ph\u1ea7n then ch\u1ed1t, m\u1ed7i th\u00e0nh ph\u1ea7n \u0111\u1ec1u \u0111\u00f3ng vai tr\u00f2 thi\u1ebft y\u1ebfu trong qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i quang\u2013\u0111i\u1ec7n:\u200b<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >B\u1ed9 d\u00f2 quang<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1eb1m \u1edf trung t\u00e2m c\u1ee7a ROSA l\u00e0 b\u1ed9 d\u00f2 quang, c\u00f3 nhi\u1ec7m v\u1ee5 thu nh\u1eadn t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng \u0111\u1ea7u v\u00e0o v\u00e0 chuy\u1ec3n \u0111\u1ed5i ch\u00fang th\u00e0nh d\u00f2ng \u0111i\u1ec7n. Hai lo\u1ea1i b\u1ed9 d\u00f2 quang ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0:\u200b<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u0110i-\u00f4t quang PIN<\/strong>: N\u1ed5i ti\u1ebfng nh\u1edd t\u00ednh \u0111\u01a1n gi\u1ea3n v\u00e0 th\u1eddi gian \u0111\u00e1p \u1ee9ng nhanh, \u0111i-\u00f4t quang PIN th\u00edch h\u1ee3p cho c\u00e1c \u0111\u01b0\u1eddng truy\u1ec1n ng\u1eafn \u0111\u1ebfn trung b\u00ecnh.\u200b<\/p><\/li><li><p><strong>ho\u1eb7c \u0111i\u1ed1t quang th\u00e1c l\u0169 (APD))<\/strong>: Cung c\u1ea5p \u0111\u1ed9 khu\u1ebfch \u0111\u1ea1i n\u1ed9i t\u1ea1i th\u00f4ng qua hi\u1ec7u \u1ee9ng nh\u00e2n th\u00e1c l\u0169, c\u00e1c b\u1ed9 d\u00f2 quang th\u00e1c l\u0169 (APD) r\u1ea5t l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u01b0\u1eddng truy\u1ec1n xa \u0111\u00f2i h\u1ecfi \u0111\u1ed9 nh\u1ea1y cao h\u01a1n.\u200b<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >B\u1ed9 khu\u1ebfch \u0111\u1ea1i tr\u1edf kh\u00e1ng (TIA)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">TIA khu\u1ebfch \u0111\u1ea1i d\u00f2ng \u0111i\u1ec7n y\u1ebfu do b\u1ed9 d\u00f2 quang t\u1ea1o ra, chuy\u1ec3n \u0111\u1ed5i n\u00f3 th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c. Vi\u1ec7c khu\u1ebfch \u0111\u1ea1i n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 to\u00e0n v\u1eb9n c\u1ee7a t\u00edn hi\u1ec7u tr\u00ean c\u00e1c kho\u1ea3ng c\u00e1ch truy\u1ec1n kh\u00e1c nhau.\u200b<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >B\u1ed9 khu\u1ebfch \u0111\u1ea1i gi\u1edbi h\u1ea1n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Sau TIA, t\u00edn hi\u1ec7u v\u1eabn c\u00f3 th\u1ec3 c\u00f2n dao \u0111\u1ed9ng v\u1ec1 bi\u00ean \u0111\u1ed9. B\u1ed9 khu\u1ebfch \u0111\u1ea1i gi\u1edbi h\u1ea1n chu\u1ea9n h\u00f3a bi\u00ean \u0111\u1ed9 t\u00edn hi\u1ec7u, \u0111\u1ea3m b\u1ea3o m\u1ee9c logic nh\u1ea5t qu\u00e1n cho x\u1eed l\u00fd k\u1ef9 thu\u1eadt s\u1ed1.\u200b<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >Giao di\u1ec7n quang<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e0nh ph\u1ea7n n\u00e0y \u0111\u1ea3m b\u1ea3o vi\u1ec7c gh\u00e9p n\u1ed1i hi\u1ec7u qu\u1ea3 gi\u1eefa t\u00edn hi\u1ec7u quang \u0111\u1ea7u v\u00e0o v\u00e0 b\u1ed9 d\u00f2 quang. N\u00f3 th\u01b0\u1eddng bao g\u1ed3m c\u00e1c th\u1ea5u k\u00ednh ho\u1eb7c \u0111\u1ea7u n\u1ed1i s\u1ee3i quang \u0111\u1ec3 c\u0103n ch\u1ec9nh v\u00e0 h\u1ed9i t\u1ee5 \u00e1nh s\u00e1ng m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c.\u200b<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >V\u1ecf b\u1ecdc<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c th\u00e0nh ph\u1ea7n ROSA \u0111\u01b0\u1ee3c \u0111\u1eb7t b\u00ean trong m\u1ed9t v\u1ecf b\u1ecdc b\u1ea3o v\u1ec7, th\u01b0\u1eddng l\u00e0m b\u1eb1ng kim lo\u1ea1i ho\u1eb7c nh\u1ef1a. V\u1ecf b\u1ecdc n\u00e0y che ch\u1eafn c\u00e1c th\u00e0nh ph\u1ea7n b\u00ean trong nh\u1ea1y c\u1ea3m kh\u1ecfi c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng v\u00e0 nhi\u1ec5u \u0111i\u1ec7n t\u1eeb.\u200b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ROSA d\u1ef1a tr\u00ean hi\u1ec7u \u1ee9ng quang \u0111i\u1ec7n. Khi m\u1ed9t t\u00edn hi\u1ec7u quang \u0111i v\u00e0o ROSA, n\u00f3 chi\u1ebfu v\u00e0o b\u1ed9 d\u00f2 quang, t\u1ea1o ra d\u00f2ng quang t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi c\u01b0\u1eddng \u0111\u1ed9 \u00e1nh s\u00e1ng. D\u00f2ng \u0111i\u1ec7n n\u00e0y sau \u0111\u00f3 \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i b\u1edfi TIA, t\u1ea1o ra t\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p. Ti\u1ebfp theo, b\u1ed9 khu\u1ebfch \u0111\u1ea1i gi\u1edbi h\u1ea1n \u0111\u1ea3m b\u1ea3o t\u00edn hi\u1ec7u duy tr\u00ec m\u1ee9c bi\u00ean \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, ph\u00f9 h\u1ee3p cho x\u1eed l\u00fd k\u1ef9 thu\u1eadt s\u1ed1.\u200b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a ROSA<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4-\u0111un ROSA \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u t\u00ecnh hu\u1ed1ng truy\u1ec1n th\u00f4ng quang kh\u00e1c nhau:\u200b<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Trung t\u00e2m d\u1eef li\u1ec7u<\/strong>: H\u1ed7 tr\u1ee3 vi\u1ec7c thu d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao trong m\u00e1y ch\u1ee7 v\u00e0 b\u1ed9 chuy\u1ec3n m\u1ea1ch.\u200b<\/p><\/li><li><p><strong>M\u1ea1ng vi\u1ec5n th\u00f4ng<\/strong>: Cho ph\u00e9p truy\u1ec1n th\u00f4ng tr\u00ean c\u00e1c m\u1ea1ng \u0111\u01b0\u1eddng d\u00e0i v\u00e0 m\u1ea1ng khu v\u1ef1c \u0111\u00f4 th\u1ecb.\u200b<\/p><\/li><li><p><strong>M\u1ea1ng quang th\u1ee5 \u0111\u1ed9ng (PON)<\/strong>: \u0110\u00f3ng vai tr\u00f2 \u0111\u1ea7u thu trong c\u00e1c tri\u1ec3n khai k\u1ebft n\u1ed1i quang t\u1edbi nh\u00e0 (FTTH).\u200b<\/p><\/li><li><p><strong>M\u1ea1ng doanh nghi\u1ec7p<\/strong>: H\u1ed7 tr\u1ee3 c\u00e1c \u1ee9ng d\u1ee5ng b\u0103ng th\u00f4ng cao trong m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p.\u200b<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" >Nh\u1eefng ti\u1ebfn b\u1ed9 trong c\u00f4ng ngh\u1ec7 ROSA<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c ph\u00e1t tri\u1ec3n g\u1ea7n \u0111\u00e2y trong c\u00f4ng ngh\u1ec7 ROSA t\u1eadp trung v\u00e0o vi\u1ec7c thu nh\u1ecf k\u00edch th\u01b0\u1edbc, n\u00e2ng cao \u0111\u1ed9 nh\u1ea1y v\u00e0 t\u00edch h\u1ee3p:\u200b<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>T\u00edch h\u1ee3p v\u1edbi TOSA<\/strong>: K\u1ebft h\u1ee3p TOSA v\u00e0 ROSA th\u00e0nh m\u1ed9t B\u1ed9 l\u1eafp r\u00e1p quang h\u1ecdc hai chi\u1ec1u (BOSA) duy nh\u1ea5t nh\u1eb1m \u0111\u1ea1t \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng truy\u1ec1n th\u00f4ng hai chi\u1ec1u trong kh\u00f4ng gian nh\u1ecf g\u1ecdn.\u200b<\/p><\/li><li><p><strong>C\u00e1c b\u1ed9 d\u00f2 quang \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn<\/strong>: Ph\u00e1t tri\u1ec3n c\u00e1c b\u1ed9 d\u00f2 quang c\u00f3 \u0111\u1ed9 \u0111\u00e1p \u1ee9ng cao h\u01a1n v\u00e0 h\u1ec7 s\u1ed1 nhi\u1ec5u th\u1ea5p h\u01a1n.\u200b<\/p><\/li><li><p><strong>Bao b\u00ec ti\u00ean ti\u1ebfn<\/strong>: \u00c1p d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt bao b\u00ec s\u00e1ng t\u1ea1o nh\u1eb1m gi\u1ea3m k\u00edch th\u01b0\u1edbc v\u00e0 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t nhi\u1ec7t.\u200b<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" >K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ROSA l\u00e0 m\u1ed9t tr\u1ee5 c\u1ed9t trong truy\u1ec1n th\u00f4ng quang, \u0111\u1ea3m b\u1ea3o vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u quang sang d\u1ea1ng \u0111i\u1ec7n m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c v\u00e0 hi\u1ec7u qu\u1ea3. C\u00f4ng ngh\u1ec7 ROSA \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong c\u00e1c m\u1ea1ng quang hi\u1ec7n \u0111\u1ea1i, c\u00e2n b\u1eb1ng gi\u1eefa \u0111\u1ed9 nh\u1ea1y, t\u1ed1c \u0111\u1ed9 v\u00e0 chi ph\u00ed trong c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u, h\u1ec7 th\u1ed1ng 5G v\u00e0 DWDM. Khi nhu c\u1ea7u v\u1ec1 b\u0103ng th\u00f4ng ng\u00e0y c\u00e0ng t\u0103ng, c\u00e1c \u0111\u1ed5i m\u1edbi trong \u0111\u1ed9 khu\u1ebfch \u0111\u1ea1i APD, gi\u1ea3m nhi\u1ec5u TIA v\u00e0 t\u00edch h\u1ee3p photon s\u1ebd th\u00fac \u0111\u1ea9y c\u00e1c gi\u1ea3i ph\u00e1p th\u1ebf h\u1ec7 ti\u1ebfp theo. C\u00f9ng v\u1edbi s\u1ef1 ti\u1ebfn b\u1ed9 c\u1ee7a c\u00f4ng ngh\u1ec7, ROSA ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nh\u1eefng y\u00eau c\u1ea7u ng\u00e0y c\u00e0ng gia t\u0103ng c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng hi\u1ec7n \u0111\u1ea1i. <\/p>","protected":false},"excerpt":{"rendered":"<p>B\u1ed9 l\u1eafp r\u00e1p quang h\u1ecdc \u0111\u1ea7u thu (ROSA) l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n quang-\u0111i\u1ec7n t\u1eed quan tr\u1ecdng trong b\u1ed9 thu ph\u00e1t quang, ch\u1ecbu tr\u00e1ch nhi\u1ec7m chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u quang \u0111\u1ea7u v\u00e0o th\u00e0nh<\/p>","protected":false},"author":1,"featured_media":4059,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[26],"class_list":["post-4060","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4060","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=4060"}],"version-history":[{"count":5,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4060\/revisions"}],"predecessor-version":[{"id":11521,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4060\/revisions\/11521"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/4059"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=4060"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=4060"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=4060"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}