{"id":3685,"date":"2025-05-09T09:59:35","date_gmt":"2025-05-09T09:59:35","guid":{"rendered":"https:\/\/commmesh.com\/?p=3685"},"modified":"2025-05-14T06:52:33","modified_gmt":"2025-05-14T06:52:33","slug":"fiber-optic-cable-core","status":"publish","type":"post","link":"https:\/\/commmesh.com\/vi\/fiber-optic-cable-core\/","title":{"rendered":"L\u00f5i c\u00e1p quang: Tr\u00e1i tim c\u1ee7a k\u1ebft n\u1ed1i t\u1ed1c \u0111\u1ed9 cao"},"content":{"rendered":"

C\u00e1c l\u00f5i c\u00e1p quang<\/em> l\u00e0 v\u1eadt li\u1ec7u c\u01a1 b\u1ea3n \u1edf trung t\u00e2m c\u1ee7a c\u00e1p quang<\/em>, cho ph\u00e9p truy\u1ec1n t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>. L\u00e0 th\u00e0nh ph\u1ea7n ch\u00ednh mang \u00e1nh s\u00e1ng trong m\u1ed9t c\u00e1p quang<\/em>, c\u00e1c l\u00f5i c\u00e1p quang<\/em> l\u00e0 v\u1eadt li\u1ec7u quan tr\u1ecdng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t c\u00e1c lo\u1ea1i c\u00e1p n\u00e0y, cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho m\u1ecdi th\u1ee9 t\u1eeb m\u1ea1ng internet to\u00e0n c\u1ea7u \u0111\u1ebfn h\u1ec7 th\u1ed1ng b\u0103ng th\u00f4ng r\u1ed9ng c\u1ee5c b\u1ed9. H\u01b0\u1edbng d\u1eabn d\u00e0nh cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u n\u00e0y s\u1ebd kh\u00e1m ph\u00e1 nh\u1eefng g\u00ec l\u00f5i c\u00e1p quang<\/em> l\u00e0, th\u00e0nh ph\u1ea7n, lo\u1ea1i, l\u1ee3i \u00edch c\u1ee7a n\u00f3 nh\u01b0 m\u1ed9t v\u1eadt li\u1ec7u, th\u00e1ch th\u1ee9c trong s\u1ea3n xu\u1ea5t, vai tr\u00f2 c\u1ee7a n\u00f3 trong c\u00e1p quang<\/em> s\u1ea3n xu\u1ea5t v\u00e0 xu h\u01b0\u1edbng ph\u00e1t tri\u1ec3n trong t\u01b0\u01a1ng lai c\u1ee7a n\u00f3. Cho d\u00f9 b\u1ea1n l\u00e0 ng\u01b0\u1eddi m\u1edbi c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> ho\u1eb7c t\u00ecm c\u00e1ch hi\u1ec3u c\u00e1c t\u00e0i li\u1ec7u \u0111\u1eb1ng sau c\u00e1p quang<\/em>, b\u00e0i vi\u1ebft n\u00e0y s\u1ebd n\u00eau b\u1eadt l\u00f5i c\u00e1p quang<\/em>vai tr\u00f2 quan tr\u1ecdng trong k\u1ebft n\u1ed1i hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n\n\n

\"\u1ee8ng<\/a>
\u1ee8ng d\u1ee5ng c\u00e1p quang Vi\u1ec5n th\u00f4ng<\/figcaption><\/figure>\n\n\n\n

L\u00f5i c\u00e1p quang l\u00e0 g\u00ec?<\/h2>\n\n\n\n

\u0110\u1ecbnh ngh\u0129a l\u00f5i c\u00e1p quang<\/h3>\n\n\n\n

C\u00e1c l\u00f5i c\u00e1p quang<\/em> l\u00e0 v\u1eadt li\u1ec7u trung t\u00e2m trong m\u1ed9t c\u00e1p quang<\/em> ch\u1ecbu tr\u00e1ch nhi\u1ec7m truy\u1ec1n t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng \u0111\u1ec3 mang d\u1eef li\u1ec7u. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, c\u00e1c l\u00f5i c\u00e1p quang<\/em> bao g\u1ed3m c\u00e1c s\u1ee3i th\u1ee7y tinh ho\u1eb7c nh\u1ef1a m\u1ecfng, th\u01b0\u1eddng c\u00f3 \u0111\u01b0\u1eddng k\u00ednh t\u1eeb 8 \u0111\u1ebfn 62,5 micron, \u0111\u01b0\u1ee3c bao quanh b\u1edfi m\u1ed9t l\u1edbp ph\u1ee7 \u0111\u1ea3m b\u1ea3o \u00e1nh s\u00e1ng v\u1eabn \u1edf b\u00ean trong l\u00f5i th\u00f4ng qua ph\u1ea3n x\u1ea1 to\u00e0n ph\u1ea7n b\u00ean trong. V\u1eadt li\u1ec7u n\u00e0y l\u00e0 n\u1ec1n t\u1ea3ng c\u1ee7a c\u00e1p quang<\/em>, ph\u00e2n bi\u1ec7t ch\u00fang v\u1edbi c\u00e1p \u0111\u1ed3ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng \u00e1nh s\u00e1ng thay v\u00ec \u0111i\u1ec7n. l\u00f5i c\u00e1p quang<\/em> l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u quan tr\u1ecdng trong s\u1ea3n xu\u1ea5t c\u00e1p quang<\/em>, cho ph\u00e9p s\u1eed d\u1ee5ng ch\u00fang trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

Th\u00e0nh ph\u1ea7n c\u1ee7a l\u00f5i c\u00e1p quang<\/h3>\n\n\n\n

C\u00e1c l\u00f5i c\u00e1p quang<\/em> \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a kh\u1ea3 n\u0103ng truy\u1ec1n \u00e1nh s\u00e1ng. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, v\u1eadt li\u1ec7u ch\u00ednh cho l\u00f5i c\u00e1p quang<\/em> l\u00e0 k\u00ednh silica si\u00eau tinh khi\u1ebft, c\u00f3 \u0111\u1ed9 suy gi\u1ea3m t\u00edn hi\u1ec7u th\u1ea5p v\u00e0 \u0111\u1ed9 trong su\u1ed1t cao. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 ph\u1ea1m vi ng\u1eafn h\u01a1n ho\u1eb7c nh\u1ea1y c\u1ea3m v\u1edbi chi ph\u00ed, nh\u1ef1a nh\u01b0 polymethyl methacrylate (PMMA) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra l\u00f5i c\u00e1p quang<\/em>. L\u00f5i \u0111\u01b0\u1ee3c bao quanh b\u1edfi m\u1ed9t l\u1edbp ph\u1ee7, th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng th\u1ee7y tinh silica pha t\u1ea1p flo ho\u1eb7c bo \u0111\u1ec3 gi\u1ea3m chi\u1ebft su\u1ea5t, \u0111\u1ea3m b\u1ea3o ph\u1ea3n x\u1ea1 \u00e1nh s\u00e1ng hi\u1ec7u qu\u1ea3. M\u1ed9t l\u1edbp ph\u1ee7 b\u1ea3o v\u1ec7, th\u01b0\u1eddng l\u00e0 acrylate ho\u1eb7c silicon, \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho l\u00f5i c\u00e1p quang<\/em> \u0111\u1ec3 b\u1ea3o v\u1ec7 n\u00f3 kh\u1ecfi \u0111\u1ed9 \u1ea9m v\u00e0 tr\u1ea7y x\u01b0\u1edbc, l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t v\u1eadt li\u1ec7u b\u1ec1n cho c\u00e1p quang<\/em> TRONG c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

C\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u l\u00f5i c\u00e1p quang<\/h3>\n\n\n\n

C\u00e1c l\u00f5i c\u00e1p quang<\/em> thay \u0111\u1ed5i v\u1ec1 lo\u1ea1i d\u1ef1a tr\u00ean m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng c\u1ee7a n\u00f3 trong c\u00e1p quang<\/em>. TRONG c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, c\u00f3 hai lo\u1ea1i ch\u00ednh: ch\u1ebf \u0111\u1ed9 \u0111\u01a1n v\u00e0 ch\u1ebf \u0111\u1ed9 \u0111a ch\u1ea5t x\u01a1<\/em><\/a> l\u00f5i c\u00e1p quang<\/em>. Ch\u1ebf \u0111\u1ed9 \u0111\u01a1n l\u00f5i c\u00e1p quang<\/em> c\u00f3 \u0111\u01b0\u1eddng k\u00ednh nh\u1ecf (8-10 micron) v\u00e0 \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng th\u1ee7y tinh silica, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 truy\u1ec1n d\u1eabn kho\u1ea3ng c\u00e1ch xa v\u1edbi m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn \u00e1nh s\u00e1ng duy nh\u1ea5t. \u0110a ch\u1ebf \u0111\u1ed9 l\u00f5i c\u00e1p quang<\/em>, c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1edbn h\u01a1n (50 ho\u1eb7c 62,5 micron), c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng th\u1ee7y tinh silica ho\u1eb7c nh\u1ef1a, h\u1ed7 tr\u1ee3 nhi\u1ec1u \u0111\u01b0\u1eddng d\u1eabn \u00e1nh s\u00e1ng cho kho\u1ea3ng c\u00e1ch ng\u1eafn h\u01a1n. C\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1p quang<\/em>, l\u00e0m cho l\u00f5i c\u00e1p quang<\/em> m\u1ed9t v\u1eadt li\u1ec7u \u0111a n\u0103ng trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

\"s\u1ee3i<\/a>
s\u1ee3i quang 1<\/figcaption><\/figure>\n\n\n\n

L\u1ee3i \u00edch c\u1ee7a l\u00f5i c\u00e1p quang nh\u01b0 m\u1ed9t v\u1eadt li\u1ec7u<\/h2>\n\n\n\n

Hi\u1ec7u su\u1ea5t truy\u1ec1n \u00e1nh s\u00e1ng \u0111\u1eb7c bi\u1ec7t<\/h3>\n\n\n\n

C\u00e1c l\u00f5i c\u00e1p quang<\/em> cung c\u1ea5p hi\u1ec7u qu\u1ea3 truy\u1ec1n \u00e1nh s\u00e1ng \u0111\u1eb7c bi\u1ec7t nh\u01b0 m\u1ed9t v\u1eadt li\u1ec7u trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>. \u0110\u01b0\u1ee3c l\u00e0m t\u1eeb th\u1ee7y tinh silica si\u00eau tinh khi\u1ebft ho\u1eb7c nh\u1ef1a, l\u00f5i c\u00e1p quang<\/em> gi\u1ea3m thi\u1ec3u m\u1ea5t t\u00edn hi\u1ec7u th\u00f4ng qua c\u00e1c \u0111\u1eb7c t\u00ednh suy gi\u1ea3m th\u1ea5p c\u1ee7a n\u00f3, cho ph\u00e9p \u00e1nh s\u00e1ng truy\u1ec1n \u0111i nh\u1eefng kho\u1ea3ng c\u00e1ch xa v\u1edbi \u0111\u1ed9 r\u00f5 n\u00e9t. Hi\u1ec7u qu\u1ea3 n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1p quang<\/em> \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t v\u1edbi m\u1ed9t l\u00f5i c\u00e1p quang<\/em> c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u cao, ch\u1eb3ng h\u1ea1n nh\u01b0 100 Gbps tr\u1edf l\u00ean. l\u00f5i c\u00e1p quang<\/em>Kh\u1ea3 n\u0103ng duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u v\u01b0\u1ee3t tr\u1ed9i \u0111\u1ec3 s\u1ea3n xu\u1ea5t hi\u1ec7u su\u1ea5t cao c\u00e1p quang<\/em> TRONG c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u thi\u1ebft k\u1ebf c\u00e1p kh\u00e1c nhau<\/h3>\n\n\n\n

C\u00e1c l\u00f5i c\u00e1p quang<\/em> t\u01b0\u01a1ng th\u00edch cao v\u1edbi nhi\u1ec1u lo\u1ea1i c\u00e1p quang<\/em> thi\u1ebft k\u1ebf, t\u0103ng c\u01b0\u1eddng ti\u1ec7n \u00edch c\u1ee7a n\u00f3 nh\u01b0 m\u1ed9t v\u1eadt li\u1ec7u. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, c\u00e1c l\u00f5i c\u00e1p quang<\/em> c\u00f3 th\u1ec3 t\u00edch h\u1ee3p v\u00e0o \u1ed1ng r\u1eddi c\u00e1p quang<\/em> (t\u1ed1i \u0111a 24 l\u00f5i) ho\u1eb7c b\u1ed9 \u0111\u1ec7m ch\u1eb7t ch\u1ebd c\u00e1p quang<\/em> (144 l\u00f5i tr\u1edf l\u00ean), t\u00f9y thu\u1ed9c v\u00e0o \u1ee9ng d\u1ee5ng. T\u00ednh linh ho\u1ea1t c\u1ee7a n\u00f3\u2014cho d\u00f9 l\u00e0 ch\u1ebf \u0111\u1ed9 \u0111\u01a1n hay \u0111a ch\u1ebf \u0111\u1ed9 l\u00f5i c\u00e1p quang<\/em>\u2014cho ph\u00e9p c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t t\u00f9y ch\u1ec9nh c\u00e1p quang<\/em> cho c\u00e1c nhu c\u1ea7u c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ea1ng l\u01b0\u1edbi \u0111\u01b0\u1eddng d\u00e0i ngo\u00e0i tr\u1eddi ho\u1eb7c c\u00e1c thi\u1ebft l\u1eadp m\u1eadt \u0111\u1ed9 cao trong nh\u00e0. Kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng n\u00e0y l\u00e0m cho l\u00f5i c\u00e1p quang<\/em> m\u1ed9t v\u1eadt li\u1ec7u thi\u1ebft y\u1ebfu trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

\u0110\u1ed9 b\u1ec1n d\u01b0\u1edbi l\u1edbp b\u1ea3o v\u1ec7<\/h3>\n\n\n\n

M\u1eb7c d\u00f9 b\u1ea3n ch\u1ea5t m\u1ecfng manh c\u1ee7a n\u00f3, l\u00f5i c\u00e1p quang<\/em> cung c\u1ea5p \u0111\u1ed9 b\u1ec1n khi \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 \u0111\u00fang c\u00e1ch, l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t v\u1eadt li\u1ec7u \u0111\u00e1ng tin c\u1eady. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, c\u00e1c l\u00f5i c\u00e1p quang<\/em> \u0111\u01b0\u1ee3c ph\u1ee7 b\u1eb1ng acrylate ho\u1eb7c silicone trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t, b\u1ea3o v\u1ec7 n\u00f3 kh\u1ecfi \u0111\u1ed9 \u1ea9m, tr\u1ea7y x\u01b0\u1edbc v\u00e0 c\u00e1c t\u00e1c \u0111\u1ed9ng nh\u1ecf. Khi t\u00edch h\u1ee3p v\u00e0o c\u00e1p quang<\/em> v\u1edbi c\u00e1c l\u1edbp b\u1ed5 sung nh\u01b0 s\u1ee3i aramid v\u00e0 l\u1edbp v\u1ecf ngo\u00e0i, l\u00f5i c\u00e1p quang<\/em> ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u1ee9ng su\u1ea5t m\u00f4i tr\u01b0\u1eddng, ch\u1eb3ng h\u1ea1n nh\u01b0 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 ho\u1eb7c \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc. \u0110\u1ed9 b\u1ec1n n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng l\u00f5i c\u00e1p quang<\/em> v\u1eabn l\u00e0 v\u1eadt li\u1ec7u \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 s\u1ea3n xu\u1ea5t l\u00e2u d\u00e0i c\u00e1p quang<\/em> TRONG c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

\"s\u1ee3i<\/a>
s\u1ee3i quang<\/figcaption><\/figure>\n\n\n\n

Nh\u1eefng th\u00e1ch th\u1ee9c c\u1ee7a l\u00f5i c\u00e1p quang nh\u01b0 m\u1ed9t v\u1eadt li\u1ec7u<\/h2>\n\n\n\n

Y\u00eau c\u1ea7u \u0111\u1ed9 ch\u00ednh x\u00e1c cao trong s\u1ea3n xu\u1ea5t<\/h3>\n\n\n\n

S\u1ea3n xu\u1ea5t c\u00e1c l\u00f5i c\u00e1p quang<\/em> v\u00ec v\u1eadt li\u1ec7u \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c cao, \u0111\u1eb7t ra th\u00e1ch th\u1ee9c trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>. C\u00e1c l\u00f5i c\u00e1p quang<\/em> ph\u1ea3i \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb silica ho\u1eb7c nh\u1ef1a si\u00eau tinh khi\u1ebft, kh\u00f4ng ch\u1ee9a t\u1ea1p ch\u1ea5t c\u00f3 th\u1ec3 l\u00e0m gi\u00e1n \u0111o\u1ea1n qu\u00e1 tr\u00ecnh truy\u1ec1n \u00e1nh s\u00e1ng. Qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t bao g\u1ed3m vi\u1ec7c v\u1ebd l\u00f5i c\u00e1p quang<\/em> th\u00e0nh \u0111\u01b0\u1eddng k\u00ednh ch\u00ednh x\u00e1c (v\u00ed d\u1ee5, 8 micron cho ch\u1ebf \u0111\u1ed9 \u0111\u01a1n), \u0111\u00f2i h\u1ecfi thi\u1ebft b\u1ecb ti\u00ean ti\u1ebfn v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam ng\u1eb7t. B\u1ea5t k\u1ef3 khi\u1ebfm khuy\u1ebft n\u00e0o trong l\u00f5i c\u00e1p quang<\/em> c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1p quang<\/em>, l\u00e0m cho vi\u1ec7c s\u1ea3n xu\u1ea5t c\u1ee7a n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t kh\u00eda c\u1ea1nh ph\u1ee9c t\u1ea1p v\u00e0 t\u1ed1n k\u00e9m c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

\u0110\u1ed9 gi\u00f2n trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd v\u00e0 ch\u1ebf bi\u1ebfn<\/h3>\n\n\n\n

C\u00e1c l\u00f5i c\u00e1p quang<\/em> l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u d\u1ec5 v\u1ee1, l\u00e0m ph\u1ee9c t\u1ea1p vi\u1ec7c x\u1eed l\u00fd v\u00e0 ch\u1ebf bi\u1ebfn. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, th\u00e0nh ph\u1ea7n th\u1ee7y tinh ho\u1eb7c nh\u1ef1a c\u1ee7a l\u00f5i c\u00e1p quang<\/em> l\u00e0m cho n\u00f3 d\u1ec5 b\u1ecb n\u1ee9t n\u1ebfu u\u1ed1n cong qu\u00e1 m\u1ea1nh ho\u1eb7c x\u1eed l\u00fd kh\u00f4ng \u0111\u00fang c\u00e1ch trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t ho\u1eb7c l\u1eafp r\u00e1p c\u00e1p. S\u1ef1 mong manh n\u00e0y \u0111\u00f2i h\u1ecfi ph\u1ea3i x\u1eed l\u00fd c\u1ea9n th\u1eadn khi t\u00edch h\u1ee3p l\u00f5i c\u00e1p quang<\/em> v\u00e0o trong c\u00e1p quang<\/em>, th\u01b0\u1eddng \u0111\u00f2i h\u1ecfi c\u00e1c c\u00f4ng c\u1ee5 chuy\u00ean d\u1ee5ng v\u00e0 k\u1ef9 thu\u1eadt vi\u00ean l\u00e0nh ngh\u1ec1. B\u1ea3n ch\u1ea5t tinh t\u1ebf c\u1ee7a l\u00f5i c\u00e1p quang<\/em> \u0111\u1eb7t ra m\u1ed9t th\u00e1ch th\u1ee9c cho c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n

Chi ph\u00ed nguy\u00ean li\u1ec7u th\u00f4 ch\u1ea5t l\u01b0\u1ee3ng cao<\/h3>\n\n\n\n

Chi ph\u00ed nguy\u00ean v\u1eadt li\u1ec7u cho l\u00f5i c\u00e1p quang<\/em> c\u00f3 th\u1ec3 cao, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng n\u00f3 trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>. K\u00ednh silica si\u00eau tinh khi\u1ebft, v\u1eadt li\u1ec7u ch\u00ednh cho l\u00f5i c\u00e1p quang<\/em>, \u0111\u00f2i h\u1ecfi ph\u1ea3i tinh ch\u1ec9nh \u0111\u00e1ng k\u1ec3 \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 r\u00f5 n\u00e9t c\u1ea7n thi\u1ebft, l\u00e0m t\u0103ng chi ph\u00ed s\u1ea3n xu\u1ea5t. Ngay c\u1ea3 nh\u1ef1a l\u00f5i c\u00e1p quang<\/em>, trong khi r\u1ebb h\u01a1n, c\u1ea7n c\u00e1c lo\u1ea1i polyme ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t trong c\u00e1p quang<\/em>. Nh\u1eefng chi ph\u00ed v\u1eadt li\u1ec7u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m cho l\u00f5i c\u00e1p quang<\/em> m\u1ed9t th\u00e0nh ph\u1ea7n \u0111\u1eaft ti\u1ec1n trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n s\u1ea3n xu\u1ea5t c\u00e1p quy m\u00f4 l\u1edbn.<\/p>\n\n\n\n

\u1ee8ng d\u1ee5ng c\u1ee7a l\u00f5i c\u00e1p quang trong s\u1ea3n xu\u1ea5t c\u00e1p<\/h2>\n\n\n\n

S\u1eed d\u1ee5ng trong c\u00e1p quang \u1ed1ng r\u1eddi<\/h3>\n\n\n\n

C\u00e1c l\u00f5i c\u00e1p quang<\/em> l\u00e0 v\u1eadt li\u1ec7u ch\u00ednh trong s\u1ea3n xu\u1ea5t \u1ed1ng r\u1eddi c\u00e1p quang<\/em>. TRONG c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, \u1ed1ng l\u1ecfng l\u1ebbo c\u00e1p quang<\/em> th\u01b0\u1eddng ch\u1ee9a t\u1edbi 24 l\u00f5i c\u00e1p quang<\/em>, \u0111\u01b0\u1ee3c ch\u1ee9a trong c\u00e1c \u1ed1ng ch\u1ee9a \u0111\u1ea7y gel \u0111\u1ec3 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9 \u1ea9m v\u00e0 nhi\u1ec7t \u0111\u1ed9. l\u00f5i c\u00e1p quang<\/em> trong nh\u1eefng lo\u1ea1i c\u00e1p n\u00e0y, th\u01b0\u1eddng l\u00e0 ch\u1ebf \u0111\u1ed9 \u0111\u01a1n \u0111\u1ec3 truy\u1ec1n d\u1eabn \u0111\u01b0\u1eddng d\u00e0i, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra c\u00e1p ngo\u00e0i tr\u1eddi ch\u1eafc ch\u1eafn cho m\u1ea1ng vi\u1ec5n th\u00f4ng v\u00e0 m\u1ea1ng d\u01b0\u1edbi bi\u1ec3n. \u1ee8ng d\u1ee5ng n\u00e0y l\u00e0m n\u1ed5i b\u1eadt l\u00f5i c\u00e1p quang<\/em>vai tr\u00f2 c\u1ee7a v\u1eadt li\u1ec7u trong s\u1ea3n xu\u1ea5t b\u1ec1n c\u00e1p quang<\/em> TRONG c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

S\u1eed d\u1ee5ng trong c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/h3>\n\n\n\n

Trong b\u1ed9 \u0111\u1ec7m ch\u1eb7t ch\u1ebd c\u00e1p quang<\/em>, c\u00e1c l\u00f5i c\u00e1p quang<\/em> cho ph\u00e9p c\u1ea5u h\u00ecnh m\u1eadt \u0111\u1ed9 cao. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, \u0111\u1ec7m ch\u1eb7t c\u00e1p quang<\/em> c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p 144 l\u00f5i c\u00e1p quang<\/em> ho\u1eb7c nhi\u1ec1u h\u01a1n, v\u1edbi m\u1ed7i l\u00f5i \u0111\u01b0\u1ee3c \u0111\u1ec7m ri\u00eang \u0111\u1ec3 t\u0103ng \u0111\u1ed9 b\u1ec1n v\u00e0 t\u00ednh linh ho\u1ea1t. Nh\u1eefng lo\u1ea1i c\u00e1p n\u00e0y, th\u01b0\u1eddng s\u1eed d\u1ee5ng \u0111a ch\u1ebf \u0111\u1ed9 l\u00f5i c\u00e1p quang<\/em>, \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t cho c\u00e1c \u1ee9ng d\u1ee5ng trong nh\u00e0 nh\u01b0 trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 m\u1ea1ng LAN, n\u01a1i b\u0103ng th\u00f4ng cao l\u00e0 r\u1ea5t quan tr\u1ecdng. l\u00f5i c\u00e1p quang<\/em>kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng c\u1ee7a v\u1eadt li\u1ec7u \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1p quang<\/em> \u0111\u00e1p \u1ee9ng nhu c\u1ea7u k\u1ebft n\u1ed1i d\u00e0y \u0111\u1eb7c trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

S\u1eed d\u1ee5ng trong c\u00e1p quang chuy\u00ean d\u1ee5ng<\/h3>\n\n\n\n

C\u00e1c l\u00f5i c\u00e1p quang<\/em> c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t chuy\u00ean ng\u00e0nh c\u00e1p quang<\/em> cho c\u00e1c \u1ee9ng d\u1ee5ng th\u00edch h\u1ee3p. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, c\u00e1p chuy\u00ean d\u1ee5ng\u2014ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1p d\u00f9ng cho n\u1ed9i soi y t\u1ebf ho\u1eb7c c\u1ea3m bi\u1ebfn c\u00f4ng nghi\u1ec7p\u2014d\u1ef1a v\u00e0o l\u00f5i c\u00e1p quang<\/em> \u0111\u1ec3 truy\u1ec1n \u00e1nh s\u00e1ng ch\u00ednh x\u00e1c. Nh\u1eefng lo\u1ea1i c\u00e1p n\u00e0y c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t l\u00f5i c\u00e1p quang<\/em> ho\u1eb7c m\u1ed9t b\u00f3 nh\u1ecf, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 linh ho\u1ea1t v\u00e0 r\u00f5 r\u00e0ng, th\u01b0\u1eddng l\u00e0 trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t. \u1ee8ng d\u1ee5ng n\u00e0y ch\u1ee9ng minh l\u00f5i c\u00e1p quang<\/em>t\u00ednh linh ho\u1ea1t c\u1ee7a v\u1eadt li\u1ec7u trong vi\u1ec7c t\u1ea1o ra c\u00e1c s\u1ea3n ph\u1ea9m chuy\u00ean d\u1ee5ng c\u00e1p quang<\/em> TRONG c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

Xu h\u01b0\u1edbng t\u01b0\u01a1ng lai trong ph\u00e1t tri\u1ec3n l\u00f5i c\u00e1p quang<\/h2>\n\n\n\n

Ti\u1ebfn b\u1ed9 trong \u0111\u1ed9 tinh khi\u1ebft v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a v\u1eadt li\u1ec7u<\/h3>\n\n\n\n

Nh\u1eefng ph\u00e1t tri\u1ec3n trong t\u01b0\u01a1ng lai l\u00f5i c\u00e1p quang<\/em> s\u1ebd t\u1eadp trung v\u00e0o vi\u1ec7c n\u00e2ng cao \u0111\u1ed9 tinh khi\u1ebft v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a v\u1eadt li\u1ec7u. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111ang nghi\u00ean c\u1ee9u lo\u1ea1i th\u1ee7y tinh silica tinh khi\u1ebft h\u01a1n cho l\u00f5i c\u00e1p quang<\/em> \u0111\u1ec3 gi\u1ea3m thi\u1ec3u m\u1ea5t t\u00edn hi\u1ec7u h\u01a1n n\u1eefa, cho ph\u00e9p truy\u1ec1n nhanh h\u01a1n v\u00e0 xa h\u01a1n trong c\u00e1p quang<\/em>. Nh\u1ef1a ti\u00ean ti\u1ebfn l\u00f5i c\u00e1p quang<\/em> v\u1edbi \u0111\u1ed9 r\u00f5 n\u00e9t \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n c\u0169ng \u0111ang \u0111\u01b0\u1ee3c kh\u00e1m ph\u00e1 cho c\u00e1c \u1ee9ng d\u1ee5ng ti\u1ebft ki\u1ec7m chi ph\u00ed. Nh\u1eefng ti\u1ebfn b\u1ed9 n\u00e0y s\u1ebd n\u00e2ng cao l\u00f5i c\u00e1p quang<\/em>vai tr\u00f2 c\u1ee7a nh\u01b0 m\u1ed9t v\u1eadt li\u1ec7u trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

Ph\u00e1t tri\u1ec3n l\u00f5i linh ho\u1ea1t v\u00e0 ch\u1ed1ng u\u1ed1n cong<\/h3>\n\n\n\n

C\u00e1c l\u00f5i c\u00e1p quang<\/em> s\u1ebd th\u1ea5y s\u1ef1 c\u1ea3i thi\u1ec7n v\u1ec1 \u0111\u1ed9 linh ho\u1ea1t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng u\u1ed1n cong. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, c\u00e1c th\u00e0nh ph\u1ea7n th\u1ee7y tinh m\u1edbi v\u00e0 l\u1edbp ph\u1ee7 polyme \u0111ang \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 t\u1ea1o ra l\u00f5i c\u00e1p quang<\/em> \u00edt b\u1ecb n\u1ee9t h\u01a1n, ngay c\u1ea3 khi u\u1ed1n cong ch\u1eb7t. \u0110i\u1ec1u n\u00e0y s\u1ebd \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c s\u1ea3n xu\u1ea5t c\u00e1p quang<\/em> cho c\u00e1c c\u00e0i \u0111\u1eb7t ph\u1ee9c t\u1ea1p, ch\u1eb3ng h\u1ea1n nh\u01b0 trong h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n \u0111\u00f4 th\u1ecb ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb linh ho\u1ea1t, n\u00e2ng cao l\u00f5i c\u00e1p quang<\/em>ti\u1ec7n \u00edch c\u1ee7a nh\u01b0 m\u1ed9t v\u1eadt li\u1ec7u trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

T\u00edch h\u1ee3p v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi n\u1ed5i<\/h3>\n\n\n\n

C\u00e1c l\u00f5i c\u00e1p quang<\/em> s\u1ebd t\u00edch h\u1ee3p v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi n\u1ed5i nh\u01b0 truy\u1ec1n th\u00f4ng l\u01b0\u1ee3ng t\u1eed. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, c\u00e1c l\u00f5i c\u00e1p quang<\/em>C\u00e1c \u0111\u1eb7c t\u00ednh t\u1ed5n th\u1ea5t th\u1ea5p c\u1ee7a n\u00f3 l\u00e0m cho n\u00f3 l\u00fd t\u01b0\u1edfng \u0111\u1ec3 truy\u1ec1n c\u00e1c tr\u1ea1ng th\u00e1i l\u01b0\u1ee3ng t\u1eed c\u1ee7a \u00e1nh s\u00e1ng, h\u1ed7 tr\u1ee3 c\u00e1c m\u1ea1ng si\u00eau an to\u00e0n. Nh\u1eefng \u0111\u1ed5i m\u1edbi trong l\u00f5i c\u00e1p quang<\/em>c\u1ea5u tr\u00fac v\u1eadt li\u1ec7u c\u1ee7a, ch\u1eb3ng h\u1ea1n nh\u01b0 thi\u1ebft k\u1ebf l\u00f5i r\u1ed7ng, s\u1ebd n\u00e2ng cao h\u01a1n n\u1eefa kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a n\u00f3 v\u1edbi t\u01b0\u01a1ng lai c\u00e1p quang<\/em>, \u0111\u1ecbnh v\u1ecb n\u00f3 nh\u01b0 m\u1ed9t v\u1eadt li\u1ec7u quan tr\u1ecdng trong vi\u1ec7c th\u00fac \u0111\u1ea9y c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

B\u1ea3ng so s\u00e1nh: L\u00f5i c\u00e1p quang th\u1ee7y tinh so v\u1edbi l\u00f5i c\u00e1p quang nh\u1ef1a<\/h2>\n\n\n\n

\u0110\u1ec3 l\u00e0m n\u1ed5i b\u1eadt s\u1ef1 kh\u00e1c bi\u1ec7t, \u0111\u00e2y l\u00e0 s\u1ef1 so s\u00e1nh gi\u1eefa th\u1ee7y tinh v\u00e0 nh\u1ef1a l\u00f5i c\u00e1p quang<\/em> nh\u01b0 v\u1eadt li\u1ec7u:<\/p>\n\n\n\n

Di\u1ec7n m\u1ea1o<\/th>L\u00f5i c\u00e1p quang s\u1ee3i th\u1ee7y tinh<\/th>L\u00f5i c\u00e1p quang nh\u1ef1a<\/th><\/tr><\/thead>
V\u1eadt li\u1ec7u<\/td>K\u00ednh silica si\u00eau tinh khi\u1ebft<\/td>Polymethyl methacrylate (PMMA)<\/td><\/tr>
Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn<\/td>L\u00ean \u0111\u1ebfn 100 km<\/td>L\u00ean \u0111\u1ebfn 100 m\u00e9t<\/td><\/tr>
B\u0103ng th\u00f4ng<\/td>Cao h\u01a1n, h\u1ed7 tr\u1ee3 100+ Gbps<\/td>Th\u1ea5p h\u01a1n, l\u00ean \u0111\u1ebfn 10 Gbps<\/td><\/tr>
Tr\u1ecb gi\u00e1<\/td>Cao h\u01a1n, do \u0111\u1ed9 tinh khi\u1ebft<\/td>Th\u1ea5p h\u01a1n, ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n<\/td><\/tr>
\u1ee8ng d\u1ee5ng<\/td>\u0110\u01b0\u1eddng d\u00e0i, vi\u1ec5n th\u00f4ng<\/td>T\u1ea7m ng\u1eafn, nh\u1ea1y c\u1ea3m v\u1edbi chi ph\u00ed<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

B\u1ea3ng n\u00e0y minh h\u1ecda c\u00e1ch l\u1ef1a ch\u1ecdn l\u00f5i c\u00e1p quang<\/em> t\u00e1c \u0111\u1ed9ng v\u1eadt ch\u1ea5t c\u00e1p quang<\/em> TRONG c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

K\u1ebft lu\u1eadn: L\u00f5i c\u00e1p quang l\u00e0 v\u1eadt li\u1ec7u n\u1ec1n t\u1ea3ng<\/h2>\n\n\n\n

C\u00e1c l\u00f5i c\u00e1p quang<\/em> l\u00e0 v\u1eadt li\u1ec7u n\u1ec1n t\u1ea3ng t\u1ea1o n\u00ean hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1p quang<\/em>, cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao, \u0111\u00e1ng tin c\u1eady trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>. Th\u00e0nh ph\u1ea7n c\u1ee7a n\u00f3 l\u00e0 th\u1ee7y tinh silica ho\u1eb7c nh\u1ef1a, t\u00ednh linh ho\u1ea1t v\u1ec1 ch\u1ee7ng lo\u1ea1i v\u00e0 c\u00e1c l\u1ee3i \u00edch nh\u01b0 truy\u1ec1n \u00e1nh s\u00e1ng hi\u1ec7u qu\u1ea3 v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u thi\u1ebft k\u1ebf c\u00e1p kh\u00e1c nhau l\u00e0m cho l\u00f5i c\u00e1p quang<\/em> kh\u00f4ng th\u1ec3 thi\u1ebfu trong s\u1ea3n xu\u1ea5t c\u00e1p. M\u1eb7c d\u00f9 c\u00f3 nh\u1eefng th\u00e1ch th\u1ee9c nh\u01b0 y\u00eau c\u1ea7u \u0111\u1ed9 ch\u00ednh x\u00e1c cao, d\u1ec5 v\u1ee1 v\u00e0 chi ph\u00ed v\u1eadt li\u1ec7u, l\u00f5i c\u00e1p quang<\/em>vai tr\u00f2 c\u1ee7a - \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng b\u1edfi nh\u1eefng ti\u1ebfn b\u1ed9 trong t\u01b0\u01a1ng lai v\u1ec1 \u0111\u1ed9 tinh khi\u1ebft, t\u00ednh linh ho\u1ea1t v\u00e0 c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi n\u1ed5i - \u0111\u1ea3m b\u1ea3o t\u1ea7m quan tr\u1ecdng li\u00ean t\u1ee5c c\u1ee7a n\u00f3. Khi nhu c\u1ea7u k\u1ebft n\u1ed1i t\u0103ng l\u00ean, l\u00f5i c\u00e1p quang<\/em> s\u1ebd v\u1eabn l\u00e0 v\u1eadt li\u1ec7u quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ecbnh h\u00ecnh t\u01b0\u01a1ng lai c\u1ee7a c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>","protected":false},"excerpt":{"rendered":"

L\u00f5i c\u00e1p quang l\u00e0 v\u1eadt li\u1ec7u c\u01a1 b\u1ea3n \u1edf trung t\u00e2m c\u1ee7a c\u00e1p quang, cho ph\u00e9p truy\u1ec1n t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao trong c\u00f4ng ngh\u1ec7 c\u00e1p quang. L\u00e0 th\u00e0nh ph\u1ea7n ch\u00ednh mang \u00e1nh s\u00e1ng b\u00ean trong c\u00e1p quang, l\u00f5i c\u00e1p quang l\u00e0 v\u1eadt li\u1ec7u quan tr\u1ecdng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t [\u2026]<\/p>","protected":false},"author":1,"featured_media":3694,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Fiber Optic Cable Core: The Heart of High-Speed Connectivity","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":""},"categories":[34],"tags":[],"class_list":["post-3685","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\/3685","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=3685"}],"version-history":[{"count":8,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/posts\/3685\/revisions"}],"predecessor-version":[{"id":3708,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/posts\/3685\/revisions\/3708"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/media\/3694"}],"wp:attachment":[{"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/media?parent=3685"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/categories?post=3685"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/tags?post=3685"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}