{"id":3630,"date":"2025-04-27T09:19:31","date_gmt":"2025-04-27T09:19:31","guid":{"rendered":"https:\/\/commmesh.com\/?p=3630"},"modified":"2025-04-28T06:53:07","modified_gmt":"2025-04-28T06:53:07","slug":"fiber-optic-cable-installation","status":"publish","type":"post","link":"https:\/\/commmesh.com\/vi\/fiber-optic-cable-installation\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc l\u1eafp \u0111\u1eb7t c\u00e1p quang"},"content":{"rendered":"

Trong th\u1eddi \u0111\u1ea1i k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a ch\u00fang ta, internet t\u1ed1c \u0111\u1ed9 cao v\u00e0 m\u1ea1ng l\u01b0\u1edbi truy\u1ec1n th\u00f4ng \u0111\u00e1ng tin c\u1eady \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi c\u00e1p quang<\/em>, truy\u1ec1n d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng v\u1edbi t\u1ed1c \u0111\u1ed9 \u0111\u00e1ng kinh ng\u1ea1c. Tuy nhi\u00ean, hi\u1ec7u su\u1ea5t c\u1ee7a c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o s\u1ef1 ph\u00f9 h\u1ee3p l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>. Cho d\u00f9 \u0111\u00f3 l\u00e0 k\u1ebft n\u1ed1i c\u00e1c th\u00e0nh ph\u1ed1, t\u00f2a nh\u00e0 hay th\u1eadm ch\u00ed l\u00e0 c\u00e1c l\u1ee5c \u0111\u1ecba, vi\u1ec7c c\u00e0i \u0111\u1eb7t c\u00e1p quang<\/em> \u0111\u00f2i h\u1ecfi ph\u1ea3i l\u1eadp k\u1ebf ho\u1ea1ch v\u00e0 th\u1ef1c hi\u1ec7n c\u1ea9n th\u1eadn \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 b\u1ec1n t\u1ed1i \u01b0u. C\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau \u0111\u00f2i h\u1ecfi kh\u00e1c nhau l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> ph\u01b0\u01a1ng ph\u00e1p: c\u00e1p tr\u00ean kh\u00f4ng \u0111\u01b0\u1ee3c treo tr\u00ean c\u1ed9t, c\u00e1p ch\u00f4n tr\u1ef1c ti\u1ebfp \u0111\u1eb7t d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t, c\u00e1p ng\u1ea7m \u0111\u01b0\u1ee3c \u0111\u1eb7t d\u01b0\u1edbi n\u01b0\u1edbc v\u00e0 c\u00e1p trong nh\u00e0 ho\u1eb7c ngo\u00e0i tr\u1eddi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c b\u1ed1i c\u1ea3nh c\u1ee5 th\u1ec3. H\u01b0\u1edbng d\u1eabn th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n t\u1eebng b\u01b0\u1edbc trong quy tr\u00ecnh l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> cho m\u1ed7i ph\u01b0\u01a1ng ph\u00e1p, n\u00eau b\u1eadt c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t, c\u00f4ng c\u1ee5 v\u00e0 c\u00e2n nh\u1eafc. Cho d\u00f9 b\u1ea1n l\u00e0 k\u1ef9 thu\u1eadt vi\u00ean, nh\u00e0 l\u1eadp k\u1ebf ho\u1ea1ch m\u1ea1ng hay ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 t\u00f2 m\u00f2 v\u1ec1 c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, b\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u c\u00e1ch c\u00e0i \u0111\u1eb7t c\u00e1p quang<\/em> hi\u1ec7u qu\u1ea3. H\u00e3y b\u1eaft \u0111\u1ea7u v\u1edbi h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n n\u00e0y \u0111\u1ec3 l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>!<\/p>\n\n\n\n\n\n

Hi\u1ec3u v\u1ec1 l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/h2>\n\n\n\n

L\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> l\u00e0 qu\u00e1 tr\u00ecnh tri\u1ec3n khai c\u00e1p quang<\/em> \u0111\u1ec3 t\u1ea1o ra m\u1ed9t m\u1ea1ng l\u01b0\u1edbi truy\u1ec1n d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, c\u00e1c lo\u1ea1i c\u00e1p n\u00e0y bao g\u1ed3m c\u00e1c s\u1ee3i th\u1ee7y tinh ho\u1eb7c nh\u1ef1a truy\u1ec1n xung \u00e1nh s\u00e1ng, cung c\u1ea5p b\u0103ng th\u00f4ng cao, \u0111\u1ed9 tr\u1ec5 th\u1ea5p v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng nhi\u1ec5u \u0111i\u1ec7n t\u1eeb. l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> qu\u00e1 tr\u00ecnh bao g\u1ed3m l\u1eadp k\u1ebf ho\u1ea1ch tuy\u1ebfn \u0111\u01b0\u1eddng, chu\u1ea9n b\u1ecb m\u00f4i tr\u01b0\u1eddng, l\u1eafp \u0111\u1eb7t c\u00e1p, k\u1ebft n\u1ed1i c\u00e1p v\u1edbi thi\u1ebft b\u1ecb v\u00e0 th\u1eed nghi\u1ec7m m\u1ea1ng. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>\u2014ch\u1eb3ng h\u1ea1n nh\u01b0 tr\u00ean kh\u00f4ng, ch\u00f4n tr\u1ef1c ti\u1ebfp, d\u01b0\u1edbi n\u01b0\u1edbc, trong nh\u00e0 v\u00e0 ngo\u00e0i tr\u1eddi\u2014y\u00eau c\u1ea7u c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn ph\u00f9 h\u1ee3p \u0111\u1ec3 t\u00ednh \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng, c\u00e1c lo\u1ea1i c\u00e1p quang<\/a>v\u00e0 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u su\u1ea5t, \u0111\u1ea3m b\u1ea3o c\u00e1p quang<\/em> ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady tr\u00ean kho\u1ea3ng c\u00e1ch xa.<\/p>\n\n\n\n

T\u1ea1i sao vi\u1ec7c l\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch l\u1ea1i quan tr\u1ecdng trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/h3>\n\n\n\n

Th\u00edch h\u1ee3p l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a m\u1ea1ng. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, ngay c\u1ea3 nh\u1eefng l\u1ed7i nh\u1ecf\u2014nh\u01b0 qu\u00e1 m\u1ee9c u\u1ed1n cong<\/a>, n\u1ed1i kh\u00f4ng \u0111\u00fang c\u00e1ch ho\u1eb7c ti\u1ebfp x\u00fac v\u1edbi \u0111\u1ed9 \u1ea9m\u2014c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u, d\u1eabn \u0111\u1ebfn m\u1ea5t d\u1eef li\u1ec7u ho\u1eb7c th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u1ea1ng. V\u00ed d\u1ee5, \u0103ng-ten l\u1eafp \u0111\u1eb7t kh\u00f4ng \u0111\u00fang c\u00e1ch c\u00e1p quang<\/em> c\u00f3 th\u1ec3 b\u1ecb ch\u00f9ng xu\u1ed1ng v\u00e0 \u0111\u1ee9t khi c\u00f3 gi\u00f3 l\u1edbn, trong khi c\u00e1p ch\u00f4n kh\u00f4ng t\u1ed1t c\u00f3 th\u1ec3 b\u1ecb h\u1ecfng do \u0111\u00e0o b\u1edbi. M\u1ed7i l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3i quy\u1ebft c\u00e1c th\u00e1ch th\u1ee9c c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ea3o v\u1ec7 c\u00e1p ng\u1ea7m kh\u1ecfi \u00e1p su\u1ea5t n\u01b0\u1edbc ho\u1eb7c \u0111\u1ea3m b\u1ea3o c\u00e1p trong nh\u00e0 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n ch\u00e1y n\u1ed5. B\u1eb1ng c\u00e1ch tu\u00e2n theo c\u00e1c th\u00f4ng l\u1ec7 t\u1ed1t nh\u1ea5t trong l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>, c\u00e1c k\u1ef9 thu\u1eadt vi\u00ean c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o li\u00ean l\u1ea1c \u0111\u00e1ng tin c\u1eady v\u00e0 t\u1ed1c \u0111\u1ed9 cao trong nhi\u1ec1u n\u0103m t\u1edbi.<\/p>\n\n\n\n

C\u00f4ng c\u1ee5 v\u00e0 bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba an to\u00e0n khi l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/h3>\n\n\n\n

Tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u b\u1ea5t k\u1ef3 l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>, c\u00e1c k\u1ef9 thu\u1eadt vi\u00ean c\u1ea7n c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 bi\u1ec7n ph\u00e1p an to\u00e0n ph\u00f9 h\u1ee3p. C\u00e1c c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu bao g\u1ed3m k\u00ecm c\u1eaft c\u00e1p, k\u00ecm tu\u1ed1t, k\u00ecm ch\u1eb7t, m\u00e1y h\u00e0n quang, m\u00e1y \u0111o ph\u1ea3n x\u1ea1 mi\u1ec1n th\u1eddi gian quang h\u1ecdc (OTDR) \u0111\u1ec3 th\u1eed nghi\u1ec7m v\u00e0 thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 nh\u01b0 g\u0103ng tay v\u00e0 k\u00ednh an to\u00e0n. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, l\u00e0m vi\u1ec7c v\u1edbi c\u00e1p quang<\/em> li\u00ean quan \u0111\u1ebfn vi\u1ec7c x\u1eed l\u00fd s\u1ee3i th\u1ee7y tinh, c\u00f3 th\u1ec3 v\u1ee1 v\u1ee5n v\u00e0 g\u00e2y th\u01b0\u01a1ng t\u00edch, do \u0111\u00f3 c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba an to\u00e0n l\u00e0 r\u1ea5t quan tr\u1ecdng. C\u00e1c k\u1ef9 thu\u1eadt vi\u00ean c\u0169ng ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh c\u1ee7a \u0111\u1ecba ph\u01b0\u01a1ng, ch\u1eb3ng h\u1ea1n nh\u01b0 xin gi\u1ea5y ph\u00e9p \u0111\u00e0o trong c\u00e1c c\u00f4ng tr\u00ecnh ch\u00f4n tr\u1ef1c ti\u1ebfp l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> ho\u1eb7c \u0111\u1ea3m b\u1ea3o c\u00e1c thi\u1ebft b\u1ecb tr\u00ean kh\u00f4ng \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 chi\u1ec1u cao. Chu\u1ea9n b\u1ecb \u0111\u00fang c\u00e1ch \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 su\u00f4n s\u1ebb l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> qu\u00e1 tr\u00ecnh, b\u1ea5t k\u1ec3 ph\u01b0\u01a1ng ph\u00e1p n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/p>\n\n\n\n

H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc v\u1ec1 ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/h2>\n\n\n\n

L\u1eafp \u0111\u1eb7t c\u00e1p quang tr\u00ean kh\u00f4ng<\/h3>\n\n\n\n
\"l\u1eafp<\/a>
l\u1eafp \u0111\u1eb7t c\u00e1p quang tr\u00ean kh\u00f4ng<\/figcaption><\/figure>\n\n\n\n

Tr\u00ean kh\u00f4ng l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> bao g\u1ed3m vi\u1ec7c \u0111\u00ecnh ch\u1ec9 c\u00e1p quang<\/em> tr\u00ean c\u00e1c c\u1ed9t ho\u1eb7c th\u00e1p, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf c\u00e1c khu v\u1ef1c th\u00e0nh th\u1ecb v\u00e0 n\u00f4ng th\u00f4n cho c\u00e1c m\u1ea1ng vi\u1ec5n th\u00f4ng. Sau \u0111\u00e2y l\u00e0 h\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc:<\/p>\n\n\n\n

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  1. Quy ho\u1ea1ch v\u00e0 Kh\u1ea3o s\u00e1t<\/strong>:L\u1eadp b\u1ea3n \u0111\u1ed3 tuy\u1ebfn \u0111\u01b0\u1eddng, x\u00e1c \u0111\u1ecbnh c\u00e1c c\u1ed9t ti\u1ec7n \u00edch hi\u1ec7n c\u00f3 ho\u1eb7c l\u1eadp k\u1ebf ho\u1ea1ch cho c\u00e1c c\u1ed9t m\u1edbi. Ki\u1ec3m tra c\u00e1c ch\u01b0\u1edbng ng\u1ea1i v\u1eadt nh\u01b0 c\u00e2y c\u1ed1i ho\u1eb7c \u0111\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n v\u00e0 xin gi\u1ea5y ph\u00e9p c\u1ea7n thi\u1ebft cho l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>.<\/li>\n\n\n\n
  2. Chu\u1ea9n b\u1ecb c\u1ef1c<\/strong>: \u0110\u1ea3m b\u1ea3o c\u00e1c c\u1ed9t c\u00f3 k\u1ebft c\u1ea5u v\u1eefng ch\u1eafc v\u00e0 \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed h\u1ee3p l\u00fd (th\u01b0\u1eddng c\u00e1ch nhau 30\u201350 m\u00e9t). L\u1eafp \u0111\u1eb7t ph\u1ea7n c\u1ee9ng nh\u01b0 gi\u00e1 \u0111\u1ee1 ho\u1eb7c k\u1eb9p \u0111\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1p quang<\/em>.<\/li>\n\n\n\n
  3. Chu\u1ea9n b\u1ecb c\u00e1p<\/strong>: Ch\u1ecdn m\u1ed9t \u0103ng-ten c\u00e1p quang<\/em> v\u1edbi l\u1edbp v\u1ecf ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u1ecbu l\u1ef1c \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c gi\u00f3 v\u00e0 b\u0103ng. Th\u00e1o c\u00e1p c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh b\u1ecb xo\u1eafn ho\u1eb7c h\u01b0 h\u1ecfng.<\/li>\n\n\n\n
  4. X\u00e2u d\u00e2y c\u00e1p<\/strong>:S\u1eed d\u1ee5ng c\u01a1 ch\u1ebf k\u00e9o, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u1eddi, \u0111\u1ec3 x\u00e2u chu\u1ed7i c\u00e1p quang<\/em> gi\u1eefa c\u00e1c c\u1ef1c. G\u1eafn c\u00e1p v\u00e0o k\u1eb9p, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 c\u0103ng th\u00edch h\u1ee3p \u0111\u1ec3 tr\u00e1nh b\u1ecb ch\u00f9ng nh\u01b0ng tr\u00e1nh si\u1ebft qu\u00e1 ch\u1eb7t, c\u00f3 th\u1ec3 g\u00e2y c\u0103ng th\u1eb3ng c\u00e1p quang<\/em>.<\/li>\n\n\n\n
  5. N\u1ed1i v\u00e0 k\u1ebft th\u00fac<\/strong>: T\u1ea1i c\u00e1c \u0111i\u1ec3m \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh, n\u1ed1i c\u00e1p quang<\/em> \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c ph\u1ea7n ho\u1eb7c k\u1ebft th\u00fac n\u00f3 t\u1ea1i h\u1ed9p n\u1ed1i. S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p gh\u00e9p n\u1ed1i t\u1ed5ng h\u1ee3p \u0111\u1ec3 gi\u1ea3m thi\u1ec3u m\u1ea5t t\u00edn hi\u1ec7u trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/li>\n\n\n\n
  6. Ki\u1ec3m tra<\/strong>: Ki\u1ec3m tra k\u1ebft n\u1ed1i b\u1eb1ng OTDR \u0111\u1ec3 ki\u1ec3m tra m\u1ea5t t\u00edn hi\u1ec7u ho\u1eb7c l\u1ed7i. \u0110\u1ea3m b\u1ea3o l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n v\u1ec1 hi\u1ec7u su\u1ea5t.<\/li>\n\n\n\n
  7. B\u1ea3o v\u1ec7 v\u00e0 b\u1ea3o tr\u00ec<\/strong>: B\u1ea3o v\u1ec7 c\u00e1p quang<\/em> v\u1edbi d\u00e2y bu\u1ed9c th\u00edch h\u1ee3p \u0111\u1ec3 ng\u0103n ch\u1eb7n chuy\u1ec3n \u0111\u1ed9ng v\u00e0 l\u00ean l\u1ecbch ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 x\u1eed l\u00fd t\u00ecnh tr\u1ea1ng hao m\u00f2n do \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft.<\/li>\n<\/ol>\n\n\n\n

    Tr\u00ean kh\u00f4ng l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> c\u00f3 hi\u1ec7u qu\u1ea3 v\u1ec1 m\u1eb7t chi ph\u00ed cho c\u00e1c khu v\u1ef1c r\u1ed9ng l\u1edbn nh\u01b0ng c\u1ea7n b\u1ea3o tr\u00ec li\u00ean t\u1ee5c \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p quang<\/em> t\u1eeb c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n\n\n

    L\u1eafp \u0111\u1eb7t c\u00e1p quang ch\u00f4n tr\u1ef1c ti\u1ebfp<\/h3>\n\n\n\n
    \"C\u00e1p<\/a>
    C\u00e1p quang ch\u00f4n tr\u1ef1c ti\u1ebfp<\/figcaption><\/figure>\n\n\n\n

    ch\u00f4n tr\u1ef1c ti\u1ebfp l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> bao g\u1ed3m vi\u1ec7c \u0111\u1eb7t c\u00e1p quang<\/em> tr\u1ef1c ti\u1ebfp xu\u1ed1ng \u0111\u1ea5t m\u00e0 kh\u00f4ng c\u1ea7n \u1ed1ng d\u1eabn, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c m\u1ea1ng l\u01b0\u1edbi n\u00f4ng th\u00f4n \u0111\u01b0\u1eddng d\u00e0i. Sau \u0111\u00e2y l\u00e0 quy tr\u00ecnh:<\/p>\n\n\n\n

      \n
    1. L\u1eadp k\u1ebf ho\u1ea1ch tuy\u1ebfn \u0111\u01b0\u1eddng<\/strong>: Kh\u1ea3o s\u00e1t \u0111\u01b0\u1eddng \u0111i l\u1eafp \u0111\u1eb7t, tr\u00e1nh ch\u01b0\u1edbng ng\u1ea1i v\u1eadt nh\u01b0 \u0111\u00e1 ho\u1eb7c c\u00e1c ti\u1ec7n \u00edch hi\u1ec7n c\u00f3. Xin gi\u1ea5y ph\u00e9p \u0111\u00e0o v\u00e0 \u0111\u00e1nh d\u1ea5u c\u00e1c ti\u1ec7n \u00edch ng\u1ea7m \u0111\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>.<\/li>\n\n\n\n
    2. \u0110\u00e0o r\u00e3nh<\/strong>: \u0110\u00e0o m\u1ed9t c\u00e1i r\u00e3nh, th\u01b0\u1eddng s\u00e2u 0,6\u20131,2 m\u00e9t, t\u00f9y thu\u1ed9c v\u00e0o quy \u0111\u1ecbnh c\u1ee7a \u0111\u1ecba ph\u01b0\u01a1ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n \u0111\u1ea5t \u0111ai. \u0110\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1i r\u00e3nh \u0111\u1ee7 r\u1ed9ng \u0111\u1ec3 ch\u1ee9a c\u00e1p quang<\/em> (kho\u1ea3ng 15\u201330 cm).<\/li>\n\n\n\n
    3. Chu\u1ea9n b\u1ecb c\u00e1p<\/strong>: Ch\u1ecdn m\u1ed9t ch\u00f4n tr\u1ef1c ti\u1ebfp c\u00e1p quang<\/em> v\u1edbi l\u1edbp v\u1ecf ch\u1eafc ch\u1eafn, ch\u1ed1ng \u1ea9m. Tr\u1ea3i c\u00e1p ph\u1eb3ng \u0111\u1ec3 tr\u00e1nh xo\u1eafn ho\u1eb7c u\u1ed1n cong v\u01b0\u1ee3t qu\u00e1 b\u00e1n k\u00ednh u\u1ed1n cong t\u1ed1i thi\u1ec3u c\u1ee7a c\u00e1p.<\/li>\n\n\n\n
    4. \u0110\u1eb7t c\u00e1p<\/strong>: \u0110\u1eb7t c\u00e1p quang<\/em> trong r\u00e3nh, th\u00eam m\u1ed9t l\u1edbp c\u00e1t ho\u1eb7c s\u1ecfi b\u00ean d\u01b0\u1edbi v\u00e0 b\u00ean tr\u00ean \u0111\u1ec3 b\u1ea3o v\u1ec7 kh\u1ecfi c\u00e1c v\u1eadt s\u1eafc nh\u1ecdn. S\u1eed d\u1ee5ng b\u0103ng c\u1ea3nh b\u00e1o ph\u00eda tr\u00ean c\u00e1p \u0111\u1ec3 c\u1ea3nh b\u00e1o nh\u1eefng ng\u01b0\u1eddi \u0111\u00e0o trong t\u01b0\u01a1ng lai.<\/li>\n\n\n\n
    5. L\u1ea5p \u0111\u1ea7y<\/strong>: L\u1ea5p \u0111\u1ea7y r\u00e3nh b\u1eb1ng \u0111\u1ea5t, n\u00e9n ch\u1eb7t \u0111\u1ec3 tr\u00e1nh b\u1ecb l\u1eafng. Tr\u00e1nh \u0111\u00e1 l\u1edbn c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng c\u00e1p quang<\/em> theo th\u1eddi gian.<\/li>\n\n\n\n
    6. N\u1ed1i v\u00e0 k\u1ebft th\u00fac<\/strong>: N\u1ed1i c\u00e1c c\u00e1p quang<\/em> t\u1ea1i c\u00e1c \u0111i\u1ec3m k\u1ebft n\u1ed1i ho\u1eb7c k\u1ebft th\u00fac t\u1ea1i c\u00e1c \u0111i\u1ec3m ti\u1ebfp c\u1eadn nh\u01b0 h\u1ed1 ga, s\u1eed d\u1ee5ng c\u00e1c m\u1ed1i n\u1ed1i b\u1ea3o v\u1ec7 \u0111\u1ec3 ch\u1ed1ng \u1ea9m.<\/li>\n\n\n\n
    7. Ki\u1ec3m tra v\u00e0 T\u00e0i li\u1ec7u<\/strong>: Ki\u1ec3m tra l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> v\u1edbi OTDR \u0111\u1ec3 x\u00e1c minh t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a t\u00edn hi\u1ec7u. Ghi l\u1ea1i tuy\u1ebfn \u0111\u01b0\u1eddng \u0111\u1ec3 tham kh\u1ea3o trong t\u01b0\u01a1ng lai, l\u01b0u \u00fd \u0111\u1ed9 s\u00e2u v\u00e0 v\u1ecb tr\u00ed c\u1ee7a c\u00e1p quang<\/em>.<\/li>\n<\/ol>\n\n\n\n

      ch\u00f4n tr\u1ef1c ti\u1ebfp l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> b\u1ec1n nh\u01b0ng c\u1ea7n ph\u1ea3i c\u00f3 k\u1ebf ho\u1ea1ch c\u1ea9n th\u1eadn \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p quang<\/em> t\u1eeb s\u1ef1 di chuy\u1ec3n c\u1ee7a \u0111\u1ea5t ho\u1eb7c do \u0111\u00e0o b\u1edbi v\u00f4 t\u00ecnh.<\/p>\n\n\n\n

      L\u1eafp \u0111\u1eb7t c\u00e1p quang ng\u1ea7m<\/h3>\n\n\n\n
      \"L\u1eafp<\/a>
      L\u1eafp \u0111\u1eb7t c\u00e1p quang ng\u1ea7m<\/figcaption><\/figure>\n\n\n\n

      T\u00e0u ng\u1ea7m l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1eb7t c\u00e1p quang<\/em> qua c\u00e1c \u0111\u1ea1i d\u01b0\u01a1ng ho\u1eb7c h\u1ed3, k\u1ebft n\u1ed1i c\u00e1c l\u1ee5c \u0111\u1ecba \u0111\u1ec3 giao ti\u1ebfp to\u00e0n c\u1ea7u. \u0110\u00e2y l\u00e0 c\u00e1ch th\u1ef1c hi\u1ec7n:<\/p>\n\n\n\n

        \n
      1. L\u1eadp k\u1ebf ho\u1ea1ch tuy\u1ebfn \u0111\u01b0\u1eddng<\/strong>:L\u1eadp b\u1ea3n \u0111\u1ed3 tuy\u1ebfn \u0111\u01b0\u1eddng d\u01b0\u1edbi n\u01b0\u1edbc, tr\u00e1nh c\u00e1c m\u1ed1i nguy hi\u1ec3m nh\u01b0 \u0111\u1eafm t\u00e0u, n\u00fai l\u1eeda d\u01b0\u1edbi n\u01b0\u1edbc ho\u1eb7c khu v\u1ef1c \u0111\u00e1nh c\u00e1. Ti\u1ebfn h\u00e0nh kh\u1ea3o s\u00e1t \u0111\u00e1y bi\u1ec3n \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 s\u00e2u v\u00e0 \u0111\u1ecba h\u00ecnh cho l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>.<\/li>\n\n\n\n
      2. L\u1ef1a ch\u1ecdn c\u00e1p<\/strong>: S\u1eed d\u1ee5ng t\u00e0u ng\u1ea7m c\u00e1p quang<\/em> v\u1edbi nhi\u1ec1u l\u1edbp b\u1ea3o v\u1ec7, bao g\u1ed3m l\u1edbp gi\u00e1p th\u00e9p v\u00e0 \u00e1o kho\u00e1c ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc, \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t n\u01b0\u1edbc, d\u00f2ng n\u01b0\u1edbc v\u00e0 ho\u1ea1t \u0111\u1ed9ng tr\u00ean bi\u1ec3n.<\/li>\n\n\n\n
      3. Chu\u1ea9n b\u1ecb l\u1eafp \u0111\u1eb7t c\u00e1p<\/strong>: T\u1ea3i c\u00e1p quang<\/em> l\u00ean m\u1ed9t t\u00e0u r\u1ea3i c\u00e1p chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c trang b\u1ecb m\u00e1y c\u00e0y ho\u1eb7c ph\u01b0\u01a1ng ti\u1ec7n \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa (ROV) \u0111\u1ec3 d\u1eabn c\u00e1p xu\u1ed1ng \u0111\u00e1y bi\u1ec3n.<\/li>\n\n\n\n
      4. \u0110\u1eb7t c\u00e1p<\/strong>: H\u1ea1 th\u1ea5p c\u00e1p quang<\/em> xu\u1ed1ng \u0111\u00e1y bi\u1ec3n, d\u00f9ng c\u00e0y ch\u00f4n c\u00e1p \u1edf v\u00f9ng n\u01b0\u1edbc n\u00f4ng (l\u00ean \u0111\u1ebfn 1000 m\u00e9t) \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p kh\u1ecfi neo ho\u1eb7c ng\u01b0 c\u1ee5. \u1ede v\u00f9ng n\u01b0\u1edbc s\u00e2u h\u01a1n, c\u00e1p c\u00f3 th\u1ec3 n\u1eb1m tr\u00ean \u0111\u00e1y \u0111\u1ea1i d\u01b0\u01a1ng.<\/li>\n\n\n\n
      5. N\u1ed1i v\u00e0 k\u1ebft n\u1ed1i<\/strong>: T\u1ea1i c\u00e1c \u0111i\u1ec3m h\u1ea1 c\u00e1nh tr\u00ean b\u1edd, n\u1ed1i t\u00e0u ng\u1ea7m c\u00e1p quang<\/em> \u0111\u1ed1i v\u1edbi c\u00e1p m\u1eb7t \u0111\u1ea5t, s\u1eed d\u1ee5ng h\u1ed9p n\u1ed1i ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc \u0111\u1ec3 ng\u0103n ng\u1eeba \u0103n m\u00f2n trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/li>\n\n\n\n
      6. Ki\u1ec3m tra<\/strong>: Ki\u1ec3m tra to\u00e0n b\u1ed9 l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh li\u00ean t\u1ee5c v\u00e0 kh\u1ea3 n\u0103ng m\u1ea5t t\u00edn hi\u1ec7u, \u0111\u1ea3m b\u1ea3o c\u00e1p ho\u1ea1t \u0111\u1ed9ng tr\u00ean kho\u1ea3ng c\u00e1ch xa qua \u0111\u1ea1i d\u01b0\u01a1ng.<\/li>\n\n\n\n
      7. Gi\u00e1m s\u00e1t v\u00e0 b\u1ea3o tr\u00ec<\/strong>: Tri\u1ec3n khai c\u00e1c c\u1ea3m bi\u1ebfn \u0111\u1ec3 gi\u00e1m s\u00e1t c\u00e1p quang<\/em> \u0111\u1ed1i v\u1edbi thi\u1ec7t h\u1ea1i do c\u00e1c s\u1ef1 ki\u1ec7n t\u1ef1 nhi\u00ean nh\u01b0 \u0111\u1ed9ng \u0111\u1ea5t. S\u1eed d\u1ee5ng t\u00e0u s\u1eeda ch\u1eefa \u0111\u1ec3 s\u1eeda ch\u1eefa c\u00e1c l\u1ed7i, c\u00f3 th\u1ec3 bao g\u1ed3m vi\u1ec7c thu h\u1ed3i v\u00e0 n\u1ed1i c\u00e1p quang<\/em>.<\/li>\n<\/ol>\n\n\n\n

        T\u00e0u ng\u1ea7m l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> ph\u1ee9c t\u1ea1p v\u00e0 t\u1ed1n k\u00e9m nh\u01b0ng l\u1ea1i c\u1ea7n thi\u1ebft cho k\u1ebft n\u1ed1i internet to\u00e0n c\u1ea7u, \u0111\u00f2i h\u1ecfi thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng v\u00e0 chuy\u00ean m\u00f4n.<\/p>\n\n\n\n

        L\u1eafp \u0111\u1eb7t c\u00e1p quang trong nh\u00e0<\/h3>\n\n\n\n

        Trong nh\u00e0 l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c t\u00f2a nh\u00e0, ch\u1eb3ng h\u1ea1n nh\u01b0 v\u0103n ph\u00f2ng ho\u1eb7c trung t\u00e2m d\u1eef li\u1ec7u, \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb ho\u1eb7c ph\u00f2ng. Sau \u0111\u00e2y l\u00e0 quy tr\u00ecnh t\u1eebng b\u01b0\u1edbc:<\/p>\n\n\n\n

          \n
        1. L\u00ean k\u1ebf ho\u1ea1ch cho tuy\u1ebfn \u0111\u01b0\u1eddng<\/strong>:L\u1eadp b\u1ea3n \u0111\u1ed3 \u0111\u01b0\u1eddng c\u00e1p trong t\u00f2a nh\u00e0, s\u1eed d\u1ee5ng m\u00e1ng c\u00e1p, \u1ed1ng d\u1eabn ho\u1eb7c kh\u00f4ng gian tr\u1ea7n hi\u1ec7n c\u00f3. \u0110\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh v\u1ec1 an to\u00e0n ph\u00f2ng ch\u00e1y ch\u1eefa ch\u00e1y cho l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>.<\/li>\n\n\n\n
        2. L\u1ef1a ch\u1ecdn c\u00e1p<\/strong>: Ch\u1ecdn m\u1ed9t trong nh\u00e0 c\u00e1p quang<\/em> v\u1edbi l\u1edbp v\u1ecf ch\u1ed1ng ch\u00e1y, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1p \u0111\u01b0\u1ee3c x\u1ebfp h\u1ea1ng plenum cho kh\u00f4ng gian x\u1eed l\u00fd kh\u00f4ng kh\u00ed, \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/li>\n\n\n\n
        3. \u0110\u01b0\u1eddng d\u1eabn c\u00e1p<\/strong>: Ch\u1ea1y c\u00e1p quang<\/em> qua \u1ed1ng d\u1eabn ho\u1eb7c khay, tr\u00e1nh c\u00e1c kh\u00fac cua g\u1ea5p v\u01b0\u1ee3t qu\u00e1 b\u00e1n k\u00ednh u\u1ed1n t\u1ed1i thi\u1ec3u c\u1ee7a c\u00e1p (th\u01b0\u1eddng g\u1ea5p 10 l\u1ea7n \u0111\u01b0\u1eddng k\u00ednh c\u00e1p). C\u1ed1 \u0111\u1ecbnh c\u00e1p b\u1eb1ng d\u00e2y bu\u1ed9c ho\u1eb7c k\u1eb9p.<\/li>\n\n\n\n
        4. N\u1ed1i v\u00e0 k\u1ebft th\u00fac<\/strong>: Ch\u1ea5m d\u1ee9t c\u00e1p quang<\/em> t\u1ea1i c\u00e1c b\u1ea3ng v\u00e1 ho\u1eb7c gi\u00e1 \u0111\u1ee1 thi\u1ebft b\u1ecb, s\u1eed d\u1ee5ng c\u00e1c \u0111\u1ea7u n\u1ed1i nh\u01b0 SC ho\u1eb7c LC. N\u1ed1i c\u00e1p n\u1ebfu c\u1ea7n, \u0111\u1ea3m b\u1ea3o gi\u1ea3m thi\u1ec3u m\u1ea5t t\u00edn hi\u1ec7u.<\/li>\n\n\n\n
        5. Ki\u1ec3m tra<\/strong>: S\u1eed d\u1ee5ng OTDR ho\u1eb7c ngu\u1ed3n s\u00e1ng v\u00e0 \u0111\u1ed3ng h\u1ed3 \u0111o c\u00f4ng su\u1ea5t \u0111\u1ec3 ki\u1ec3m tra l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>, ki\u1ec3m tra xem c\u00f3 m\u1ea5t t\u00edn hi\u1ec7u ho\u1eb7c l\u1ed7i k\u1ebft n\u1ed1i kh\u00f4ng.<\/li>\n\n\n\n
        6. Ghi nh\u00e3n v\u00e0 T\u00e0i li\u1ec7u<\/strong>: Nh\u00e3n c\u00e1p quang<\/em> \u1edf c\u1ea3 hai \u0111\u1ea7u \u0111\u1ec3 d\u1ec5 nh\u1eadn d\u1ea1ng v\u00e0 ghi l\u1ea1i s\u01a1 \u0111\u1ed3 l\u1eafp \u0111\u1eb7t \u0111\u1ec3 b\u1ea3o tr\u00ec trong t\u01b0\u01a1ng lai.<\/li>\n\n\n\n
        7. \u0110i\u1ec1u ch\u1ec9nh cu\u1ed1i c\u00f9ng<\/strong>: Ki\u1ec3m tra thi\u1ebft l\u1eadp \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1p quang<\/em> \u0111\u01b0\u1ee3c bu\u1ed9c ch\u1eb7t v\u00e0 b\u1ea3o v\u1ec7 an to\u00e0n kh\u1ecfi h\u01b0 h\u1ecfng v\u1eadt l\u00fd trong m\u00f4i tr\u01b0\u1eddng trong nh\u00e0.<\/li>\n<\/ol>\n\n\n\n

          Trong nh\u00e0 l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> \u01b0u ti\u00ean s\u1ef1 an to\u00e0n v\u00e0 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn, \u0111\u1ea3m b\u1ea3o c\u00e1p quang<\/em> h\u1ed7 tr\u1ee3 m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao trong t\u00f2a nh\u00e0.<\/p>\n\n\n\n

          L\u1eafp \u0111\u1eb7t c\u00e1p quang ngo\u00e0i tr\u1eddi<\/h3>\n\n\n\n

          Ngo\u00e0i tr\u1eddi l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> k\u1ebft n\u1ed1i c\u00e1c t\u00f2a nh\u00e0 ho\u1eb7c c\u01a1 s\u1edf tr\u00ean c\u00e1c khu v\u1ef1c r\u1ed9ng l\u1edbn h\u01a1n, th\u01b0\u1eddng \u1edf c\u00e1c khu v\u1ef1c \u0111\u00f4 th\u1ecb ho\u1eb7c ngo\u1ea1i \u00f4, b\u1eb1ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 \u1ed1ng d\u1eabn. Sau \u0111\u00e2y l\u00e0 quy tr\u00ecnh:<\/p>\n\n\n\n

            \n
          1. L\u1eadp k\u1ebf ho\u1ea1ch tuy\u1ebfn \u0111\u01b0\u1eddng<\/strong>: L\u00ean k\u1ebf ho\u1ea1ch cho tuy\u1ebfn \u0111\u01b0\u1eddng ngo\u00e0i tr\u1eddi, x\u00e1c \u0111\u1ecbnh c\u00e1c \u1ed1ng d\u1eabn hi\u1ec7n c\u00f3 ho\u1eb7c l\u1eadp k\u1ebf ho\u1ea1ch cho c\u00e1c \u1ed1ng d\u1eabn m\u1edbi. Ki\u1ec3m tra c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng nh\u01b0 giao th\u00f4ng ho\u1eb7c th\u1eddi ti\u1ebft c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>.<\/li>\n\n\n\n
          2. Chu\u1ea9n b\u1ecb \u1ed1ng d\u1eabn<\/strong>:L\u1eafp \u0111\u1eb7t ho\u1eb7c s\u1eed d\u1ee5ng c\u00e1c \u1ed1ng d\u1eabn ng\u1ea7m hi\u1ec7n c\u00f3, th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng PVC ho\u1eb7c HDPE, \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p quang<\/em>. \u0110\u1ea3m b\u1ea3o \u1ed1ng d\u1eabn s\u1ea1ch s\u1ebd v\u00e0 kh\u00f4ng c\u00f3 m\u1ea3nh v\u1ee5n.<\/li>\n\n\n\n
          3. L\u1ef1a ch\u1ecdn c\u00e1p<\/strong>: Ch\u1ecdn m\u1ed9t ngo\u00e0i tr\u1eddi c\u00e1p quang<\/em> v\u1edbi \u00e1o kho\u00e1c ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc, ch\u1ed1ng tia UV \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft, ch\u1eb3ng h\u1ea1n nh\u01b0 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 ho\u1eb7c m\u01b0a, trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/li>\n\n\n\n
          4. K\u00e9o ho\u1eb7c th\u1ed5i c\u00e1p<\/strong>: S\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt k\u00e9o d\u00e2y ho\u1eb7c th\u1ed5i kh\u00ed \u0111\u1ec3 \u0111\u01b0a th\u1ee9c \u0103n v\u00e0o c\u00e1p quang<\/em> qua \u1ed1ng d\u1eabn, \u0111\u1ea3m b\u1ea3o c\u00e1p kh\u00f4ng b\u1ecb k\u00e9o c\u0103ng ho\u1eb7c u\u1ed1n cong qu\u00e1 m\u1ee9c.<\/li>\n\n\n\n
          5. N\u1ed1i v\u00e0 k\u1ebft th\u00fac<\/strong>: N\u1ed1i c\u00e1c c\u00e1p quang<\/em> t\u1ea1i c\u00e1c l\u1ed7 ga ho\u1eb7c h\u1ed9p n\u1ed1i, v\u00e0 k\u1ebft th\u00fac t\u1ea1i c\u00e1c t\u1ee7 ho\u1eb7c t\u00f2a nh\u00e0 ngo\u00e0i tr\u1eddi, b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c v\u1ecf b\u1ecdc ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft.<\/li>\n\n\n\n
          6. Ki\u1ec3m tra<\/strong>: Ki\u1ec3m tra l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> v\u1edbi OTDR \u0111\u1ec3 x\u00e1c minh ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u, gi\u1ea3i quy\u1ebft m\u1ecdi v\u1ea5n \u0111\u1ec1 nh\u01b0 m\u1ea5t ho\u1eb7c h\u1ecfng t\u00edn hi\u1ec7u.<\/li>\n\n\n\n
          7. Ni\u00eam phong v\u00e0 b\u1ea3o v\u1ec7<\/strong>: Ni\u00eam phong c\u00e1c l\u1ed1i v\u00e0o \u1ed1ng d\u1eabn v\u00e0 c\u00e1c \u0111i\u1ec3m n\u1ed1i \u0111\u1ec3 ng\u0103n n\u01b0\u1edbc x\u00e2m nh\u1eadp v\u00e0 s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u ch\u1ed1ng g\u1eb7m nh\u1ea5m \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p quang<\/em> kh\u1ecfi thi\u1ec7t h\u1ea1i v\u1ec1 m\u00f4i tr\u01b0\u1eddng.<\/li>\n<\/ol>\n\n\n\n

            Ngo\u00e0i tr\u1eddi l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t, cung c\u1ea5p kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i \u0111\u00e1ng tin c\u1eady tr\u00ean di\u1ec7n t\u00edch l\u1edbn h\u01a1n.<\/p>\n\n\n\n

            L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u00e1p quang \u0111\u00fang c\u00e1ch<\/h2>\n\n\n\n

            K\u1ebft n\u1ed1i t\u1ed1c \u0111\u1ed9 cao \u0111\u00e1ng tin c\u1eady<\/h3>\n\n\n\n

            Th\u00edch h\u1ee3p l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i \u0111\u00e1ng tin c\u1eady, t\u1ed1c \u0111\u1ed9 cao tr\u00ean m\u1ecdi ph\u01b0\u01a1ng ph\u00e1p. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, c\u00e0i \u0111\u1eb7t \u0111\u00fang c\u00e1p quang<\/em> gi\u1ea3m thi\u1ec3u t\u00ecnh tr\u1ea1ng m\u1ea5t t\u00edn hi\u1ec7u, mang l\u1ea1i hi\u1ec7u su\u1ea5t nh\u1ea5t qu\u00e1n cho c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 truy c\u1eadp internet, ph\u00e1t video tr\u1ef1c tuy\u1ebfn v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u, d\u00f9 th\u00f4ng qua l\u1eafp \u0111\u1eb7t tr\u00ean kh\u00f4ng, ch\u00f4n tr\u1ef1c ti\u1ebfp, ng\u1ea7m, trong nh\u00e0 hay ngo\u00e0i tr\u1eddi.<\/p>\n\n\n\n

            \u0110\u1ed9 b\u1ec1n l\u00e2u d\u00e0i v\u00e0 \u00edt b\u1ea3o tr\u00ec<\/h3>\n\n\n\n

            M\u1ed9t th\u1ef1c hi\u1ec7n t\u1ed1t l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n c\u1ee7a c\u00e1p quang<\/em>, gi\u1ea3m nhu c\u1ea7u b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean. V\u00ed d\u1ee5, m\u1ed9t t\u00e0u ng\u1ea7m \u0111\u01b0\u1ee3c ch\u00f4n \u0111\u00fang c\u00e1ch c\u00e1p quang<\/em> c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i trong nhi\u1ec1u th\u1eadp k\u1ef7 v\u1edbi vi\u1ec7c s\u1eeda ch\u1eefa t\u1ed1i thi\u1ec3u, trong khi c\u00e1p trong nh\u00e0 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t c\u00f3 t\u00ednh \u0111\u1ebfn an to\u00e0n ch\u00e1y n\u1ed5 s\u1ebd tr\u00e1nh \u0111\u01b0\u1ee3c vi\u1ec7c thay th\u1ebf t\u1ed1n k\u00e9m, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

            Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng cho nhu c\u1ea7u trong t\u01b0\u01a1ng lai<\/h3>\n\n\n\n

            Th\u00edch h\u1ee3p l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> cho ph\u00e9p kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng, cho ph\u00e9p c\u00e1c m\u1ea1ng x\u1eed l\u00fd c\u00e1c nhu c\u1ea7u trong t\u01b0\u01a1ng lai. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, l\u1eafp \u0111\u1eb7t th\u00eam dung l\u01b0\u1ee3ng (v\u00ed d\u1ee5, s\u1ee3i quang t\u1ed1i) trong l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> \u0111\u1ea3m b\u1ea3o m\u1ea1ng c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 l\u01b0u l\u01b0\u1ee3ng d\u1eef li\u1ec7u t\u0103ng l\u00ean, tr\u1edf th\u00e0nh gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u k\u1ebft n\u1ed1i ng\u00e0y c\u00e0ng t\u0103ng tr\u00ean m\u1ecdi ph\u01b0\u01a1ng ph\u00e1p c\u00e0i \u0111\u1eb7t.<\/p>\n\n\n\n

            Nh\u1eefng th\u00e1ch th\u1ee9c trong vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/h2>\n\n\n\n

            Th\u00e1ch th\u1ee9c v\u1ec1 m\u00f4i tr\u01b0\u1eddng v\u00e0 \u0111\u1ecba h\u00ecnh<\/h3>\n\n\n\n

            M\u1ed7i l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c \u0111\u1ed9c \u0111\u00e1o v\u1ec1 m\u00f4i tr\u01b0\u1eddng. Tr\u00ean kh\u00f4ng c\u00e1p quang<\/em> ti\u1ebfp x\u00fac v\u1edbi gi\u00f3 v\u00e0 b\u0103ng, c\u00e1p ch\u00f4n tr\u1ef1c ti\u1ebfp ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi s\u1ef1 d\u1ecbch chuy\u1ec3n c\u1ee7a \u0111\u1ea5t, c\u00e1p ng\u1ea7m ph\u1ea3i ch\u1ecbu \u00e1p l\u1ef1c n\u01b0\u1edbc v\u00e0 c\u00e1p ngo\u00e0i tr\u1eddi ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c th\u1eddi ti\u1ebft kh\u1eafc nghi\u1ec7t. c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, vi\u1ec7c l\u1eadp k\u1ebf ho\u1ea1ch c\u1ea9n th\u1eadn v\u00e0 thi\u1ebft k\u1ebf c\u00e1p ch\u1eafc ch\u1eafn l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 v\u01b0\u1ee3t qua nh\u1eefng th\u00e1ch th\u1ee9c n\u00e0y trong l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>.<\/p>\n\n\n\n

            Chi ph\u00ed ban \u0111\u1ea7u cao v\u00e0 chuy\u00ean m\u00f4n<\/h3>\n\n\n\n

            L\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> c\u00f3 th\u1ec3 t\u1ed1n k\u00e9m v\u00e0 \u0111\u00f2i h\u1ecfi chuy\u00ean m\u00f4n \u0111\u1eb7c bi\u1ec7t. T\u00e0u ng\u1ea7m l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>, v\u00ed d\u1ee5, li\u00ean quan \u0111\u1ebfn t\u00e0u thuy\u1ec1n v\u00e0 thi\u1ebft b\u1ecb \u0111\u1eaft ti\u1ec1n, trong khi c\u00e1c c\u00f4ng tr\u00ecnh l\u1eafp \u0111\u1eb7t trong nh\u00e0 \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 ki\u1ebfn th\u1ee9c v\u1ec1 quy \u0111\u1ecbnh ph\u00f2ng ch\u00e1y ch\u1eefa ch\u00e1y. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, nhu c\u1ea7u v\u1ec1 c\u00e1c k\u1ef9 thu\u1eadt vi\u00ean l\u00e0nh ngh\u1ec1 v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 ti\u00ean ti\u1ebfn c\u00f3 th\u1ec3 t\u1ea1o ra l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> m\u1ed9t kho\u1ea3n \u0111\u1ea7u t\u01b0 \u0111\u00e1ng k\u1ec3, m\u1eb7c d\u00f9 l\u1ee3i \u00edch l\u00e2u d\u00e0i th\u01b0\u1eddng l\u1edbn h\u01a1n chi ph\u00ed.<\/p>\n\n\n\n

            R\u1ee7i ro h\u01b0 h\u1ecfng trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t<\/h3>\n\n\n\n

            Nguy c\u01a1 g\u00e2y thi\u1ec7t h\u1ea1i c\u00e1p quang<\/em> trong l\u00fac l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c ph\u1ed5 bi\u1ebfn. Trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, u\u1ed1n cong qu\u00e1 m\u1ee9c, n\u1ed1i kh\u00f4ng \u0111\u00fang c\u00e1ch ho\u1eb7c ti\u1ebfp x\u00fac v\u1edbi \u0111\u1ed9 \u1ea9m c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m c\u00e1p quang<\/em>hi\u1ec7u su\u1ea5t c\u1ee7a. M\u1ed7i ph\u01b0\u01a1ng ph\u00e1p\u2014cho d\u00f9 l\u00e0 tr\u00ean kh\u00f4ng, ch\u00f4n tr\u1ef1c ti\u1ebfp, ng\u1ea7m, trong nh\u00e0 hay ngo\u00e0i tr\u1eddi\u2014\u0111\u1ec1u c\u1ea7n \u0111\u01b0\u1ee3c x\u1eed l\u00fd c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng, \u0111\u1ea3m b\u1ea3o s\u1ef1 th\u00e0nh c\u00f4ng c\u1ee7a l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>.<\/p>\n\n\n\n

            K\u1ebft lu\u1eadn: L\u00e0m ch\u1ee7 vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/h2>\n\n\n\n

            L\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh quan tr\u1ecdng th\u00fac \u0111\u1ea9y th\u1ebf gi\u1edbi k\u1ebft n\u1ed1i c\u1ee7a ch\u00fang ta, cho ph\u00e9p truy\u1ec1n th\u00f4ng t\u1ed1c \u0111\u1ed9 cao, \u0111\u00e1ng tin c\u1eady th\u00f4ng qua c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>. Cho d\u00f9 \u0111\u00f3 l\u00e0 tr\u00ean kh\u00f4ng c\u00e1p quang<\/em> \u0111\u01b0\u1ee3c treo tr\u00ean c\u1ed9t, c\u00e1p ch\u00f4n tr\u1ef1c ti\u1ebfp \u0111\u1eb7t d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t, c\u00e1p ng\u1ea7m b\u0103ng qua \u0111\u1ea1i d\u01b0\u01a1ng ho\u1eb7c c\u00e1p trong nh\u00e0 v\u00e0 ngo\u00e0i tr\u1eddi k\u1ebft n\u1ed1i c\u00e1c t\u00f2a nh\u00e0, m\u1ed7i lo\u1ea1i l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u00f2i h\u1ecfi m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o th\u00e0nh c\u00f4ng. B\u1eb1ng c\u00e1ch l\u00e0m theo c\u00e1c h\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc \u0111\u01b0\u1ee3c n\u00eau \u1edf tr\u00ean, c\u00e1c k\u1ef9 thu\u1eadt vi\u00ean c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c m\u1ea1ng l\u01b0\u1edbi \u0111\u00e1ng tin c\u1eady, b\u1ec1n b\u1ec9 v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u hi\u1ec7n \u0111\u1ea1i. M\u1eb7c d\u00f9 c\u00f3 nh\u1eefng th\u00e1ch th\u1ee9c nh\u01b0 c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng, chi ph\u00ed v\u00e0 r\u1ee7i ro h\u01b0 h\u1ecfng, nh\u01b0ng l\u1ee3i \u00edch c\u1ee7a vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em>\u2014ch\u1eb3ng h\u1ea1n nh\u01b0 k\u1ebft n\u1ed1i t\u1ed1c \u0111\u1ed9 cao v\u00e0 \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i\u2014l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t kho\u1ea3n \u0111\u1ea7u t\u01b0 \u0111\u00e1ng gi\u00e1. V\u00ec c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n, l\u00e0m ch\u1ee7 l\u1eafp \u0111\u1eb7t c\u00e1p quang<\/em> s\u1ebd v\u1eabn l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 x\u00e2y d\u1ef1ng m\u1ea1ng l\u01b0\u1edbi c\u1ee7a t\u01b0\u01a1ng lai, \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1p quang<\/em> gi\u00fap ch\u00fang ta k\u1ebft n\u1ed1i, b\u1ea5t k\u1ec3 m\u00f4i tr\u01b0\u1eddng n\u00e0o.<\/p>","protected":false},"excerpt":{"rendered":"

            Trong th\u1eddi \u0111\u1ea1i k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a ch\u00fang ta, internet t\u1ed1c \u0111\u1ed9 cao v\u00e0 m\u1ea1ng l\u01b0\u1edbi truy\u1ec1n th\u00f4ng \u0111\u00e1ng tin c\u1eady \u0111\u01b0\u1ee3c cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng b\u1edfi c\u00e1p quang, truy\u1ec1n d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng v\u1edbi t\u1ed1c \u0111\u1ed9 \u0111\u00e1ng kinh ng\u1ea1c. Tuy nhi\u00ean, hi\u1ec7u su\u1ea5t c\u1ee7a c\u00f4ng ngh\u1ec7 c\u00e1p quang ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u00e1p quang \u0111\u00fang c\u00e1ch. Cho d\u00f9 l\u00e0 k\u1ebft n\u1ed1i c\u00e1c th\u00e0nh ph\u1ed1, t\u00f2a nh\u00e0 hay th\u1eadm ch\u00ed l\u00e0 c\u00e1c ch\u00e2u l\u1ee5c, vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u00e1p quang \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 k\u1ebf ho\u1ea1ch c\u1ea9n th\u1eadn [\u2026]<\/p>","protected":false},"author":1,"featured_media":3633,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"34","_seopress_titles_title":"A Step-by-Step Guide to Fiber Optic Cable Installation","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":""},"categories":[34],"tags":[],"class_list":["post-3630","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\/3630","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=3630"}],"version-history":[{"count":5,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/posts\/3630\/revisions"}],"predecessor-version":[{"id":3641,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/posts\/3630\/revisions\/3641"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/media\/3633"}],"wp:attachment":[{"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/media?parent=3630"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/categories?post=3630"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/tags?post=3630"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}