{"id":3411,"date":"2025-04-11T03:52:06","date_gmt":"2025-04-11T03:52:06","guid":{"rendered":"https:\/\/commmesh.com\/?p=3411"},"modified":"2025-04-12T03:12:43","modified_gmt":"2025-04-12T03:12:43","slug":"loose-tube-fiber-optic-cable-vs-tight-buffer-fiber-optic-cable","status":"publish","type":"post","link":"https:\/\/commmesh.com\/vi\/loose-tube-fiber-optic-cable-vs-tight-buffer-fiber-optic-cable\/","title":{"rendered":"C\u00e1p quang \u1ed1ng r\u1eddi VS C\u00e1p quang \u0111\u1ec7m ch\u1eb7t"},"content":{"rendered":"

B\u1ea1n \u0111\u00e3 bao gi\u1edd t\u1ef1 h\u1ecfi internet \u0111\u1ebfn nh\u00e0 b\u1ea1n nh\u01b0 th\u1ebf n\u00e0o ho\u1eb7c c\u00e1c doanh nghi\u1ec7p qu\u1ea3n l\u00fd m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao nh\u01b0 th\u1ebf n\u00e0o ch\u01b0a? C\u00e2u tr\u1ea3 l\u1eddi th\u01b0\u1eddng n\u1eb1m \u1edf c\u00e1p quang<\/em>, c\u1ee5 th\u1ec3 l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn gi\u1eefa m\u1ed9t c\u00e1p quang \u1ed1ng r\u1eddi<\/em> v\u00e0 m\u1ed9t c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>. Hai c\u00e1i n\u00e0y c\u00e1c lo\u1ea1i c\u00e1p quang<\/em><\/a> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf kh\u00e1c nhau \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u c\u1ee5 th\u1ec3, t\u1eeb l\u1eafp \u0111\u1eb7t ngo\u00e0i tr\u1eddi \u0111\u1ebfn l\u1eafp \u0111\u1eb7t trong nh\u00e0. Trong h\u01b0\u1edbng d\u1eabn d\u00e0nh cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u n\u00e0y, ch\u00fang t\u00f4i s\u1ebd \u0111i s\u00e2u v\u00e0o vi\u1ec7c so s\u00e1nh c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>, kh\u00e1m ph\u00e1 c\u00e1c thi\u1ebft k\u1ebf, \u1ee9ng d\u1ee5ng, \u0111i\u1ec3m m\u1ea1nh v\u00e0 \u0111i\u1ec3m y\u1ebfu c\u1ee7a ch\u00fang. Ch\u00fang t\u00f4i s\u1ebd gi\u1eef cho n\u00f3 \u0111\u01a1n gi\u1ea3n v\u00e0 h\u1ea5p d\u1eabn, \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y c\u00e1ch c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> h\u00ecnh th\u00e0nh k\u1ebft n\u1ed1i. V\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p t\u1eeb CommMesh, ch\u00fang ta h\u00e3y b\u1eaft \u0111\u1ea7u t\u00ecm hi\u1ec3u hai nh\u00e2n t\u1ed1 ch\u00ednh n\u00e0y trong th\u1ebf gi\u1edbi c\u00e1p quang<\/em>!<\/p>\n\n\n\n\n\n

C\u00e1p quang \u1ed1ng r\u1eddi l\u00e0 g\u00ec?<\/h2>\n\n\n\n
\"C\u00e1p<\/a>
C\u00e1p quang \u1ed1ng r\u1eddi<\/figcaption><\/figure>\n\n\n\n

Thi\u1ebft k\u1ebf v\u00e0 c\u1ea5u tr\u00fac c\u1ee7a c\u00e1p quang \u1ed1ng r\u1eddi<\/h3>\n\n\n\n

M\u1ed8T c\u00e1p quang \u1ed1ng r\u1eddi<\/a><\/em> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi c\u00e1c s\u1ee3i quang \u0111\u01b0\u1ee3c \u0111\u1eb7t l\u1ecfng l\u1ebbo b\u00ean trong m\u1ed9t \u1ed1ng b\u1ea3o v\u1ec7, th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1ed5 \u0111\u1ea7y gel ho\u1eb7c b\u0103ng ch\u1eb7n n\u01b0\u1edbc. \u1ed0ng n\u00e0y, th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng nh\u1ef1a, bao quanh c\u00e1c s\u1ee3i, cho ph\u00e9p ch\u00fang di chuy\u1ec3n t\u1ef1 do b\u00ean trong \u1ed1ng. Sau \u0111\u00f3, \u1ed1ng l\u1ecfng l\u1ebbo \u0111\u01b0\u1ee3c b\u1ecdc trong c\u00e1c l\u1edbp b\u1ed5 sung, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u1ecbu l\u1ef1c (v\u00ed d\u1ee5: s\u1ee3i aramid) v\u00e0 l\u1edbp v\u1ecf ngo\u00e0i (v\u00ed d\u1ee5: polyethylene), \u0111\u1ec3 t\u0103ng \u0111\u1ed9 b\u1ec1n. Thi\u1ebft k\u1ebf n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u1ea3m b\u1ea3o c\u00e1c s\u1ee3i \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 kh\u1ecfi c\u0103ng th\u1eb3ng c\u1ee7a m\u00f4i tr\u01b0\u1eddng, l\u00e0m cho c\u00e1p quang \u1ed1ng r\u1eddi<\/em> l\u00fd t\u01b0\u1edfng cho nh\u1eefng \u0111i\u1ec1u ki\u1ec7n \u0111\u1ea7y th\u00e1ch th\u1ee9c.<\/p>\n\n\n\n

C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a c\u00e1p quang \u1ed1ng r\u1eddi<\/h3>\n\n\n\n

C\u00e1c c\u00e1p quang \u1ed1ng r\u1eddi<\/em> v\u01b0\u1ee3t tr\u1ed9i trong vi\u1ec7c b\u1ea3o v\u1ec7 s\u1ee3i kh\u1ecfi \u0111\u1ed9 \u1ea9m v\u00e0 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9. S\u1ef1 s\u1eafp x\u1ebfp l\u1ecfng l\u1ebbo l\u00e0m gi\u1ea3m \u1ee9ng su\u1ea5t tr\u00ean s\u1ee3i, gi\u1ea3m thi\u1ec3u m\u1ea5t t\u00edn hi\u1ec7u trong qu\u00e1 tr\u00ecnh u\u1ed1n cong ho\u1eb7c gi\u00e3n n\u1edf v\u00ec nhi\u1ec7t. \u0110i\u1ec1u n\u00e0y l\u00e0m cho c\u00e1p quang \u1ed1ng r\u1eddi<\/em> m\u1ed9t s\u1ef1 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng ngo\u00e0i tr\u1eddi n\u01a1i c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> c\u1ea7n ch\u1ecbu \u0111\u01b0\u1ee3c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n

\u1ee8ng d\u1ee5ng c\u1ee7a c\u00e1p quang \u1ed1ng r\u1eddi<\/h3>\n\n\n\n

C\u00e1p quang \u1ed1ng r\u1eddi<\/em> th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft l\u1eadp ngo\u00e0i tr\u1eddi, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ea1ng vi\u1ec5n th\u00f4ng \u0111\u01b0\u1eddng d\u00e0i, c\u00e1p ng\u1ea7m v\u00e0 c\u00e1c c\u01a1 s\u1edf ch\u00f4n tr\u1ef1c ti\u1ebfp. Ch\u00fang c\u0169ng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u00e1c thi\u1ebft l\u1eadp tr\u00ean kh\u00f4ng gi\u1eefa c\u00e1c c\u1ed9t \u0111i\u1ec7n, n\u01a1i thi\u1ebft k\u1ebf c\u1ee7a ch\u00fang gi\u00fap ch\u00fang ch\u1ecbu \u0111\u01b0\u1ee3c \u1ee9ng su\u1ea5t li\u00ean quan \u0111\u1ebfn th\u1eddi ti\u1ebft. Kh\u1ea3 n\u0103ng c\u1ee7a c\u00e1p quang \u1ed1ng r\u1eddi<\/em> \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh m\u1eb7t h\u00e0ng ch\u1ee7 l\u1ef1c trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> cho c\u00e1c d\u1ef1 \u00e1n c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng quy m\u00f4 l\u1edbn.<\/p>\n\n\n\n

C\u00e1p quang \u0111\u1ec7m ch\u1eb7t l\u00e0 g\u00ec?<\/h2>\n\n\n\n
\"C\u00e1p<\/a>
C\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/figcaption><\/figure>\n\n\n\n

Thi\u1ebft k\u1ebf v\u00e0 c\u1ea5u tr\u00fac c\u1ee7a c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/h3>\n\n\n\n

M\u1ed8T c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> c\u00f3 c\u00e1c s\u1ee3i quang \u0111\u01b0\u1ee3c ph\u1ee7 tr\u1ef1c ti\u1ebfp b\u1eb1ng m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7, th\u01b0\u1eddng l\u00e0 nh\u1ef1a m\u1ec1m nh\u01b0 PVC, bao quanh ch\u1eb7t ch\u1ebd t\u1eebng s\u1ee3i. B\u1ed9 \u0111\u1ec7m ch\u1eb7t ch\u1ebd n\u00e0y ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t l\u1edbp \u0111\u1ec7m, b\u1ea3o v\u1ec7 s\u1ee3i kh\u1ecfi h\u01b0 h\u1ecfng v\u1eadt l\u00fd. C\u00e1c l\u1edbp b\u1ed5 sung, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u1ecbu l\u1ef1c v\u00e0 l\u1edbp v\u1ecf ngo\u00e0i, \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u1ec3 b\u1ea3o v\u1ec7 th\u00eam. Thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> l\u00e0m cho c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> linh ho\u1ea1t h\u01a1n v\u00e0 d\u1ec5 x\u1eed l\u00fd h\u01a1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf nh\u1eefng kh\u00f4ng gian h\u1ea1n ch\u1ebf.<\/p>\n\n\n\n

C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/h3>\n\n\n\n

C\u00e1c c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 c\u00f3 t\u00ednh linh ho\u1ea1t v\u00e0 d\u1ec5 d\u00e0ng ch\u1ea5m d\u1ee9t. B\u1ed9 \u0111\u1ec7m ch\u1eb7t ch\u1ebd cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 tr\u1ef1c ti\u1ebfp cho t\u1eebng s\u1ee3i, l\u00e0m cho n\u00f3 \u00edt b\u1ecb h\u01b0 h\u1ecfng h\u01a1n trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd. \u0110i\u1ec1u n\u00e0y l\u00e0m cho c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng trong nh\u00e0 n\u01a1i c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> y\u00eau c\u1ea7u u\u1ed1n cong, n\u1ed1i ho\u1eb7c k\u1ebft n\u1ed1i th\u01b0\u1eddng xuy\u00ean, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady trong m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t.<\/p>\n\n\n\n

\u1ee8ng d\u1ee5ng c\u1ee7a c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/h3>\n\n\n\n

C\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng trong nh\u00e0, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u00f2a nh\u00e0 v\u0103n ph\u00f2ng, trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 m\u1ea1ng c\u1ee5c b\u1ed9 (LAN). Ch\u00fang c\u0169ng ph\u1ed5 bi\u1ebfn trong d\u00e2y v\u00e1 v\u00e0 k\u1ebft n\u1ed1i ng\u1eafn h\u1ea1n, n\u01a1i t\u00ednh linh ho\u1ea1t v\u00e0 d\u1ec5 l\u1eafp \u0111\u1eb7t l\u00e0 ch\u00eca kh\u00f3a. Thi\u1ebft k\u1ebf c\u1ee7a c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> h\u1ed7 tr\u1ee3 c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> trong c\u00e1c c\u00e0i \u0111\u1eb7t \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng thi\u1ebft l\u1eadp v\u00e0 th\u00edch \u1ee9ng nhanh.<\/p>\n\n\n\n

So s\u00e1nh thi\u1ebft k\u1ebf: C\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/h2>\n\n\n\n
\"\u0111\u1ec7m<\/a>
\u0111\u1ec7m ch\u1eb7t so v\u1edbi c\u00e1p \u1ed1ng l\u1ecfng<\/figcaption><\/figure>\n\n\n\n

B\u1ea3o v\u1ec7 v\u00e0 di chuy\u1ec3n s\u1ee3i<\/h3>\n\n\n\n

Trong m\u1ed9t c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> so s\u00e1nh, b\u1ea3o v\u1ec7 s\u1ee3i kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3. A c\u00e1p quang \u1ed1ng r\u1eddi<\/em> cho ph\u00e9p c\u00e1c s\u1ee3i di chuy\u1ec3n t\u1ef1 do b\u00ean trong \u1ed1ng, gi\u1ea3m \u1ee9ng su\u1ea5t do u\u1ed1n cong ho\u1eb7c thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9. Ng\u01b0\u1ee3c l\u1ea1i, m\u1ed9t c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> c\u00f3 c\u00e1c s\u1ee3i \u0111\u01b0\u1ee3c bao b\u1ecdc ch\u1eb7t ch\u1ebd, cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 tr\u1ef1c ti\u1ebfp nh\u01b0ng h\u1ea1n ch\u1ebf chuy\u1ec3n \u0111\u1ed9ng. \u0110i\u1ec1u n\u00e0y l\u00e0m cho c\u00e1p quang \u1ed1ng r\u1eddi<\/em> t\u1ed1t h\u01a1n cho m\u00f4i tr\u01b0\u1eddng c\u00f3 bi\u1ebfn \u0111\u1ed9ng nhi\u1ec7t, trong khi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n

\u0110\u01b0\u1eddng k\u00ednh c\u00e1p v\u00e0 \u0111\u1ed9 linh ho\u1ea1t<\/h3>\n\n\n\n

Khi so s\u00e1nh c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>, c\u00e1c c\u00e1p quang \u1ed1ng r\u1eddi<\/em> c\u00f3 xu h\u01b0\u1edbng c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1edbn h\u01a1n do c\u00e1c \u1ed1ng b\u1ea3o v\u1ec7, l\u00e0m cho n\u00f3 k\u00e9m linh ho\u1ea1t h\u01a1n. A c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>, v\u1edbi thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn, m\u1ecfng h\u01a1n v\u00e0 linh ho\u1ea1t h\u01a1n, cho ph\u00e9p n\u00f3 di chuy\u1ec3n trong kh\u00f4ng gian ch\u1eadt h\u1eb9p d\u1ec5 d\u00e0ng h\u01a1n. T\u00ednh linh ho\u1ea1t n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> l\u00e0m cho c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> m\u1ed9t l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n cho vi\u1ec7c \u0111\u1ecbnh tuy\u1ebfn trong nh\u00e0.<\/p>\n\n\n\n

S\u1ee9c \u0111\u1ec1 kh\u00e1ng c\u1ee7a m\u00f4i tr\u01b0\u1eddng<\/h3>\n\n\n\n

S\u1ee9c \u0111\u1ec1 kh\u00e1ng c\u1ee7a m\u00f4i tr\u01b0\u1eddng l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>. C\u00e1c c\u00e1p quang \u1ed1ng r\u1eddi<\/em> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ed1ng \u1ea9m, tia UV v\u00e0 nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t, nh\u1edd l\u1edbp gel ch\u1eb7n n\u01b0\u1edbc v\u00e0 l\u1edbp v\u1ecf ngo\u00e0i b\u1ec1n ch\u1eafc. c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>Tuy nhi\u00ean, kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng k\u00e9m h\u01a1n, khi\u1ebfn n\u00f3 ph\u00f9 h\u1ee3p h\u01a1n \u0111\u1ec3 s\u1eed d\u1ee5ng trong nh\u00e0, n\u01a1i c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> ch\u1ecbu \u00edt c\u0103ng th\u1eb3ng b\u00ean ngo\u00e0i nh\u1ea5t.<\/p>\n\n\n\n

\u01afu \u0111i\u1ec3m c\u1ee7a c\u00e1p quang \u1ed1ng r\u1eddi<\/h2>\n\n\n\n
\"GYXDTW\"<\/a>
GYXDTW<\/figcaption><\/figure>\n\n\n\n

B\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng v\u01b0\u1ee3t tr\u1ed9i<\/h3>\n\n\n\n

M\u1ed9t l\u1ee3i th\u1ebf l\u1edbn trong c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> l\u00e0 c\u00e1p quang \u1ed1ng r\u1eddi<\/em>kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t. Thi\u1ebft k\u1ebf c\u1ee7a n\u00f3 b\u1ea3o v\u1ec7 s\u1ee3i kh\u1ecfi \u0111\u1ed9 \u1ea9m v\u00e0 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9, \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a t\u00edn hi\u1ec7u trong m\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi. \u0110i\u1ec1u n\u00e0y l\u00e0m cho c\u00e1p quang \u1ed1ng r\u1eddi<\/em> l\u00fd t\u01b0\u1edfng cho vi\u1ec7c l\u1eafp \u0111\u1eb7t ngo\u00e0i tr\u1eddi l\u00e2u d\u00e0i c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

T\u1ed1t h\u01a1n cho c\u00e1c \u1ee9ng d\u1ee5ng kho\u1ea3ng c\u00e1ch xa<\/h3>\n\n\n\n

C\u00e1c c\u00e1p quang \u1ed1ng r\u1eddi<\/em> v\u01b0\u1ee3t tr\u1ed9i trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u01b0\u1eddng d\u00e0i do kh\u1ea3 n\u0103ng gi\u1ea3m thi\u1ec3u \u1ee9ng su\u1ea5t l\u00ean s\u1ee3i. S\u1ef1 s\u1eafp x\u1ebfp l\u1ecfng l\u1ebbo l\u00e0m gi\u1ea3m s\u1ef1 suy gi\u1ea3m t\u00edn hi\u1ec7u do u\u1ed1n cong ho\u1eb7c gi\u00e3n n\u1edf nhi\u1ec7t, l\u00e0m cho c\u00e1p quang \u1ed1ng r\u1eddi<\/em> m\u1ed9t s\u1ef1 l\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady cho m\u1ea1ng vi\u1ec5n th\u00f4ng \u0111\u01b0\u1eddng d\u00e0i v\u00e0 c\u00e1p ng\u1ea7m, n\u01a1i c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u00f2i h\u1ecfi hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh tr\u00ean kho\u1ea3ng c\u00e1ch xa.<\/p>\n\n\n\n

\u0110\u1ed9 b\u1ec1n \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n khi s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi<\/h3>\n\n\n\n

\u0110\u1ed9 b\u1ec1n l\u00e0 m\u1ed9t l\u1ee3i \u00edch quan tr\u1ecdng trong c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>. C\u00e1c c\u00e1p quang \u1ed1ng r\u1eddi<\/em> \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p l\u1ef1c v\u1eadt l\u00fd, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ecb ch\u00f4n v\u00f9i d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t ho\u1eb7c ti\u1ebfp x\u00fac v\u1edbi th\u1eddi ti\u1ebft trong c\u00e1c thi\u1ebft l\u1eadp tr\u00ean kh\u00f4ng. C\u1ea5u tr\u00fac ch\u1eafc ch\u1eafn c\u1ee7a n\u00f3 \u0111\u1ea3m b\u1ea3o c\u00e1p quang<\/em> duy tr\u00ec hi\u1ec7u su\u1ea5t trong \u0111i\u1ec1u ki\u1ec7n \u0111\u1ea7y th\u00e1ch th\u1ee9c, h\u1ed7 tr\u1ee3 c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> trong c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng ngo\u00e0i tr\u1eddi.<\/p>\n\n\n\n

\u01afu \u0111i\u1ec3m c\u1ee7a c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/h2>\n\n\n\n
\"GYFTY\"<\/a>
GYFTY<\/figcaption><\/figure>\n\n\n\n

T\u00ednh linh ho\u1ea1t v\u00e0 d\u1ec5 d\u00e0ng l\u1eafp \u0111\u1eb7t<\/h3>\n\n\n\n

Trong c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> so s\u00e1nh, c\u00e1c c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> t\u1ecfa s\u00e1ng v\u00ec t\u00ednh linh ho\u1ea1t c\u1ee7a n\u00f3. B\u1ed9 \u0111\u1ec7m ch\u1eb7t ch\u1ebd cho ph\u00e9p c\u00e1p u\u1ed1n cong d\u1ec5 d\u00e0ng, gi\u00fap l\u1eafp \u0111\u1eb7t d\u1ec5 d\u00e0ng h\u01a1n \u1edf nh\u1eefng kh\u00f4ng gian h\u1ea1n ch\u1ebf nh\u01b0 t\u00f2a nh\u00e0 v\u0103n ph\u00f2ng ho\u1eb7c trung t\u00e2m d\u1eef li\u1ec7u. S\u1ef1 d\u1ec5 d\u00e0ng l\u1eafp \u0111\u1eb7t n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> l\u00e0m cho c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> m\u1ed9t l\u1ef1a ch\u1ecdn thi\u1ebft th\u1ef1c cho vi\u1ec7c l\u1eafp \u0111\u1eb7t trong nh\u00e0.<\/p>\n\n\n\n

B\u1ea3o v\u1ec7 s\u1ee3i tr\u1ef1c ti\u1ebfp<\/h3>\n\n\n\n

C\u00e1c c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 tr\u1ef1c ti\u1ebfp cho t\u1eebng s\u1ee3i, gi\u1ea3m nguy c\u01a1 h\u01b0 h\u1ecfng trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd ho\u1eb7c ch\u1ea5m d\u1ee9t. Kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 tr\u1ef1c ti\u1ebfp n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> l\u00e0m cho c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u n\u1ed1i th\u01b0\u1eddng xuy\u00ean, ch\u1eb3ng h\u1ea1n nh\u01b0 d\u00e2y v\u00e1, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady trong m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t\u2014CommMesh cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p nh\u01b0 v\u1eady.<\/p>\n\n\n\n

Ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng trong nh\u00e0<\/h3>\n\n\n\n

C\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng trong nh\u00e0, n\u01a1i c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng l\u00e0 t\u1ed1i thi\u1ec3u. Thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn v\u00e0 t\u00ednh linh ho\u1ea1t c\u1ee7a ch\u00fang l\u00e0m cho ch\u00fang ho\u00e0n h\u1ea3o cho m\u1ea1ng LAN, trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 c\u00e1c k\u1ebft n\u1ed1i ng\u1eafn h\u1ea1n, n\u01a1i c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> y\u00eau c\u1ea7u kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u00e0 thi\u1ebft l\u1eadp nhanh ch\u00f3ng, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t hi\u1ec7u qu\u1ea3 trong m\u1ea1ng trong nh\u00e0.<\/p>\n\n\n\n

Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a c\u00e1p quang \u1ed1ng r\u1eddi<\/h2>\n\n\n\n

T\u00ednh linh ho\u1ea1t h\u1ea1n ch\u1ebf v\u00e0 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n<\/h3>\n\n\n\n

M\u1ed9t nh\u01b0\u1ee3c \u0111i\u1ec3m trong c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> l\u00e0 c\u00e1p quang \u1ed1ng r\u1eddi<\/em>'s t\u00ednh linh ho\u1ea1t h\u1ea1n ch\u1ebf. \u0110\u01b0\u1eddng k\u00ednh l\u1edbn h\u01a1n v\u00e0 c\u1ea5u tr\u00fac c\u1ee9ng nh\u1eafc c\u1ee7a n\u00f3 l\u00e0m cho n\u00f3 kh\u00f3 \u0111i\u1ec1u khi\u1ec3n h\u01a1n trong kh\u00f4ng gian ch\u1eadt h\u1eb9p, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m ph\u1ee9c t\u1ea1p vi\u1ec7c l\u1eafp \u0111\u1eb7t trong m\u00f4i tr\u01b0\u1eddng trong nh\u00e0, n\u01a1i c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u00f2i h\u1ecfi s\u1ef1 linh ho\u1ea1t h\u01a1n.<\/p>\n\n\n\n

Quy tr\u00ecnh ch\u1ea5m d\u1ee9t ph\u1ee9c t\u1ea1p<\/h3>\n\n\n\n

Ch\u1ea5m d\u1ee9t m\u1ed9t c\u00e1p quang \u1ed1ng r\u1eddi<\/em> ph\u1ee9c t\u1ea1p h\u01a1n do thi\u1ebft k\u1ebf \u1ed1ng l\u1ecfng l\u1ebbo. C\u00e1c s\u1ee3i ph\u1ea3i \u0111\u01b0\u1ee3c l\u1ea5y ra c\u1ea9n th\u1eadn kh\u1ecfi \u1ed1ng v\u00e0 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 trong qu\u00e1 tr\u00ecnh n\u1ed1i, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m t\u0103ng th\u1eddi gian l\u1eafp \u0111\u1eb7t v\u00e0 chi ph\u00ed nh\u00e2n c\u00f4ng. S\u1ef1 ph\u1ee9c t\u1ea1p n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> l\u00e0m cho c\u00e1p quang \u1ed1ng r\u1eddi<\/em> \u00edt th\u1ef1c t\u1ebf h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u k\u1ebft th\u00fac th\u01b0\u1eddng xuy\u00ean.<\/p>\n\n\n\n

Kh\u00f4ng l\u00fd t\u01b0\u1edfng \u0111\u1ec3 s\u1eed d\u1ee5ng trong nh\u00e0<\/h3>\n\n\n\n

C\u00e1c c\u00e1p quang \u1ed1ng r\u1eddi<\/em> kh\u00f4ng ph\u00f9 h\u1ee3p \u0111\u1ec3 s\u1eed d\u1ee5ng trong nh\u00e0 do k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n v\u00e0 thi\u1ebft k\u1ebf t\u1eadp trung v\u00e0o m\u00f4i tr\u01b0\u1eddng. Trong c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>, \u0111i\u1ec1u n\u00e0y l\u00e0m cho c\u00e1p quang \u1ed1ng r\u1eddi<\/em> k\u00e9m hi\u1ec7u qu\u1ea3 h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c thi\u1ebft l\u1eadp trong nh\u00e0 n\u01a1i c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u01b0u ti\u00ean t\u00ednh linh ho\u1ea1t v\u00e0 thi\u1ebft k\u1ebf ti\u1ebft ki\u1ec7m kh\u00f4ng gian.<\/p>\n\n\n\n

\"N\u1ed1i<\/a>
N\u1ed1i s\u1ee3i quang<\/figcaption><\/figure>\n\n\n\n

Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/h2>\n\n\n\n

S\u1ee9c \u0111\u1ec1 kh\u00e1ng m\u00f4i tr\u01b0\u1eddng h\u1ea1n ch\u1ebf<\/h3>\n\n\n\n

TRONG c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>, m\u1ed9t nh\u01b0\u1ee3c \u0111i\u1ec3m quan tr\u1ecdng c\u1ee7a c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu h\u1ea1n ch\u1ebf c\u1ee7a n\u00f3 \u0111\u1ed1i v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng. N\u1ebfu kh\u00f4ng c\u00f3 gel ch\u1eb7n n\u01b0\u1edbc ho\u1eb7c \u1ed1ng l\u1ecfng l\u1ebbo, n\u00f3 d\u1ec5 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi \u0111\u1ed9 \u1ea9m v\u00e0 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 h\u01a1n, khi\u1ebfn n\u00f3 \u00edt ph\u00f9 h\u1ee3p h\u01a1n \u0111\u1ec3 s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>.<\/p>\n\n\n\n

Kh\u00f4ng ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng kho\u1ea3ng c\u00e1ch xa<\/h3>\n\n\n\n

C\u00e1c c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> \u00edt hi\u1ec7u qu\u1ea3 h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u01b0\u1eddng d\u00e0i. B\u1ed9 \u0111\u1ec7m ch\u1eb7t ch\u1ebd c\u00f3 th\u1ec3 g\u00e2y c\u0103ng th\u1eb3ng cho c\u00e1c s\u1ee3i trong qu\u00e1 tr\u00ecnh gi\u00e3n n\u1edf nhi\u1ec7t, d\u1eabn \u0111\u1ebfn m\u1ea5t t\u00edn hi\u1ec7u tr\u00ean kho\u1ea3ng c\u00e1ch xa. Gi\u1edbi h\u1ea1n n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> l\u00e0m cho c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> ph\u00f9 h\u1ee3p h\u01a1n cho c\u00e1c tuy\u1ebfn \u0111\u01b0\u1eddng ng\u1eafn h\u01a1n l\u00e0 c\u00e1c tuy\u1ebfn \u0111\u01b0\u1eddng d\u00e0i.<\/p>\n\n\n\n

Nguy c\u01a1 h\u01b0 h\u1ecfng s\u1ee3i cao h\u01a1n trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t<\/h3>\n\n\n\n

C\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> d\u1ec5 b\u1ecb h\u01b0 h\u1ecfng s\u1ee3i h\u01a1n trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t. B\u1ed9 \u0111\u1ec7m ch\u1eb7t ch\u1ebd, m\u1eb7c d\u00f9 c\u00f3 t\u00e1c d\u1ee5ng b\u1ea3o v\u1ec7, nh\u01b0ng kh\u00f4ng cung c\u1ea5p c\u00f9ng m\u1ee9c \u0111\u1ed9 ch\u1ed1ng ch\u1ecbu v\u1edbi m\u00f4i tr\u01b0\u1eddng nh\u01b0 c\u00e1p quang \u1ed1ng r\u1eddi<\/em>, l\u00e0m t\u0103ng nguy c\u01a1 m\u1ea5t t\u00edn hi\u1ec7u \u1edf ngo\u00e0i tr\u1eddi ho\u1eb7c m\u00f4i tr\u01b0\u1eddng g\u1ed3 gh\u1ec1 n\u01a1i c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi c\u0103ng th\u1eb3ng v\u1ec1 th\u1ec3 ch\u1ea5t.<\/p>\n\n\n\n

\u1ee8ng d\u1ee5ng: N\u01a1i m\u1ed7i d\u00e2y c\u00e1p t\u1ecfa s\u00e1ng<\/h2>\n\n\n\n

C\u00e1p quang \u1ed1ng r\u1eddi trong m\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi<\/h3>\n\n\n\n

TRONG c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>, c\u00e1c c\u00e1p quang \u1ed1ng r\u1eddi<\/em> v\u01b0\u1ee3t tr\u1ed9i trong c\u00e1c thi\u1ebft l\u1eadp ngo\u00e0i tr\u1eddi. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u1ea1ng vi\u1ec5n th\u00f4ng \u0111\u01b0\u1eddng d\u00e0i, c\u00e1p ng\u1ea7m v\u00e0 c\u00e1c c\u01a1 s\u1edf ch\u00f4n tr\u1ef1c ti\u1ebfp, n\u01a1i kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu v\u1edbi m\u00f4i tr\u01b0\u1eddng c\u1ee7a n\u00f3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady. \u0110i\u1ec1u n\u00e0y l\u00e0m cho c\u00e1p quang \u1ed1ng r\u1eddi<\/em> m\u1ed9t n\u1ec1n t\u1ea3ng c\u1ee7a c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> cho c\u00e1c d\u1ef1 \u00e1n ngo\u00e0i tr\u1eddi quy m\u00f4 l\u1edbn.<\/p>\n\n\n\n

C\u00e1p quang \u0111\u1ec7m ch\u1eb7t trong m\u00f4i tr\u01b0\u1eddng trong nh\u00e0<\/h3>\n\n\n\n

C\u00e1c c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> t\u1ecfa s\u00e1ng trong m\u00f4i tr\u01b0\u1eddng trong nh\u00e0, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u00f2a nh\u00e0 v\u0103n ph\u00f2ng, trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 m\u1ea1ng LAN. T\u00ednh linh ho\u1ea1t v\u00e0 d\u1ec5 d\u00e0ng k\u1ebft th\u00fac c\u1ee7a n\u00f3 l\u00e0m cho n\u00f3 l\u00fd t\u01b0\u1edfng cho c\u00e1c k\u1ebft n\u1ed1i ng\u1eafn h\u1ea1n v\u00e0 d\u00e2y v\u00e1, n\u01a1i c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> y\u00eau c\u1ea7u kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u00e0 thi\u1ebft l\u1eadp nhanh ch\u00f3ng, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t hi\u1ec7u qu\u1ea3 trong c\u00e1c c\u00e0i \u0111\u1eb7t \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t.<\/p>\n\n\n\n

\u1ee8ng d\u1ee5ng v\u00e0 c\u00e2n nh\u1eafc lai<\/h3>\n\n\n\n

M\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng lai c\u00e1p quang<\/em> k\u1ebft h\u1ee3p c\u00e1c y\u1ebfu t\u1ed1 c\u1ee7a c\u1ea3 hai c\u00e1p quang \u1ed1ng r\u1eddi<\/em> V\u00e0 c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>. V\u00ed d\u1ee5, thi\u1ebft k\u1ebf lai c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u1ed1ng r\u1eddi cho c\u00e1c ph\u00e2n \u0111o\u1ea1n ngo\u00e0i tr\u1eddi v\u00e0 b\u1ed9 \u0111\u1ec7m ch\u1eb7t cho \u0111i\u1ec3m cu\u1ed1i trong nh\u00e0, t\u1ed1i \u01b0u h\u00f3a c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> cho m\u00f4i tr\u01b0\u1eddng h\u1ed7n h\u1ee3p n\u01a1i c\u1ea3 hai lo\u1ea1i c\u00e1p quang<\/em> l\u00e0 c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n

L\u1ef1a ch\u1ecdn gi\u1eefa c\u00e1p quang \u1ed1ng r\u1eddi v\u00e0 c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/h2>\n\n\n\n
\"c\u00e1p<\/a>
c\u00e1p quang ngo\u00e0i tr\u1eddi<\/figcaption><\/figure>\n\n\n\n

\u0110i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng<\/h3>\n\n\n\n

Khi l\u1ef1a ch\u1ecdn trong c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>, h\u00e3y xem x\u00e9t m\u00f4i tr\u01b0\u1eddng. A c\u00e1p quang \u1ed1ng r\u1eddi<\/em> t\u1ed1t h\u01a1n cho ngo\u00e0i tr\u1eddi ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t do kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu v\u1edbi m\u00f4i tr\u01b0\u1eddng, trong khi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> ph\u00f9 h\u1ee3p v\u1edbi b\u1ed1i c\u1ea3nh trong nh\u00e0 n\u01a1i c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> ch\u1ecbu \u00edt c\u0103ng th\u1eb3ng b\u00ean ngo\u00e0i nh\u1ea5t.<\/p>\n\n\n\n

Y\u00eau c\u1ea7u c\u00e0i \u0111\u1eb7t<\/h3>\n\n\n\n

Nhu c\u1ea7u c\u00e0i \u0111\u1eb7t \u0111\u00f3ng m\u1ed9t vai tr\u00f2 trong c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>. N\u1ebfu t\u00ednh linh ho\u1ea1t v\u00e0 d\u1ec5 d\u00e0ng ch\u1ea5m d\u1ee9t l\u00e0 ch\u00eca kh\u00f3a, m\u1ed9t c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n cho c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>. \u0110\u1ed1i v\u1edbi c\u00e1c c\u00e0i \u0111\u1eb7t ngo\u00e0i tr\u1eddi \u1edf kho\u1ea3ng c\u00e1ch xa, m\u1ed9t c\u00e1p quang \u1ed1ng r\u1eddi<\/em> cung c\u1ea5p \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n

C\u00e2n nh\u1eafc v\u1ec1 chi ph\u00ed v\u00e0 b\u1ea3o tr\u00ec<\/h3>\n\n\n\n

Chi ph\u00ed v\u00e0 b\u1ea3o tr\u00ec c\u0169ng l\u00e0 y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>. C\u00e1p quang \u1ed1ng r\u1eddi<\/em> c\u00f3 th\u1ec3 c\u00f3 chi ph\u00ed l\u1eafp \u0111\u1eb7t cao h\u01a1n do k\u1ebft n\u1ed1i ph\u1ee9c t\u1ea1p, nh\u01b0ng \u0111\u1ed9 b\u1ec1n c\u1ee7a ch\u00fang gi\u00fap gi\u1ea3m vi\u1ec7c b\u1ea3o tr\u00ec l\u00e2u d\u00e0i. C\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> d\u1ec5 l\u1eafp \u0111\u1eb7t h\u01a1n nh\u01b0ng c\u00f3 th\u1ec3 c\u1ea7n c\u1ea9n th\u1eadn h\u01a1n trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> chi ph\u00ed theo th\u1eddi gian.<\/p>\n\n\n\n

Xu h\u01b0\u1edbng t\u01b0\u01a1ng lai trong thi\u1ebft k\u1ebf c\u00e1p quang<\/h2>\n\n\n\n

Nh\u1eefng \u0111\u1ed5i m\u1edbi trong c\u00e1p quang \u1ed1ng r\u1eddi<\/h3>\n\n\n\n

Nh\u1eefng ti\u1ebfn b\u1ed9 trong c\u00e1p quang \u1ed1ng r\u1eddi<\/em> thi\u1ebft k\u1ebf \u0111ang c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3 trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>. Nh\u1eefng c\u1ea3i ti\u1ebfn nh\u01b0 s\u1ee3i kh\u00f4ng nh\u1ea1y c\u1ea3m v\u1edbi u\u1ed1n cong v\u00e0 v\u1eadt li\u1ec7u ch\u1eb7n n\u01b0\u1edbc ti\u00ean ti\u1ebfn \u0111ang n\u00e2ng cao \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1p quang \u1ed1ng r\u1eddi<\/em>, khi\u1ebfn ch\u00fang tr\u1edf n\u00ean \u0111\u00e1ng tin c\u1eady h\u01a1n khi s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi.<\/p>\n\n\n\n

Nh\u1eefng \u0111\u1ed5i m\u1edbi trong c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/h3>\n\n\n\n

C\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> c\u0169ng \u0111ang ch\u1ee9ng ki\u1ebfn s\u1ef1 c\u1ea3i thi\u1ec7n, v\u1edbi nh\u1eefng ph\u00e1t tri\u1ec3n trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> t\u1eadp trung v\u00e0o c\u00e1c v\u1eadt li\u1ec7u nh\u1eb9 h\u01a1n, linh ho\u1ea1t h\u01a1n. Nh\u1eefng c\u1ea3i ti\u1ebfn n\u00e0y l\u00e0m cho c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> d\u1ec5 l\u1eafp \u0111\u1eb7t h\u01a1n trong m\u00f4i tr\u01b0\u1eddng trong nh\u00e0 ph\u1ee9c t\u1ea1p, h\u1ed7 tr\u1ee3 nhu c\u1ea7u ng\u00e0y c\u00e0ng t\u0103ng v\u1ec1 m\u1ea1ng trong nh\u00e0 t\u1ed1c \u0111\u1ed9 cao.<\/p>\n\n\n\n

K\u1ebft h\u1ee3p nh\u1eefng \u0111i\u1ec1u t\u1ed1t nh\u1ea5t c\u1ee7a c\u1ea3 hai th\u1ebf gi\u1edbi<\/h3>\n\n\n\n

Xu h\u01b0\u1edbng t\u01b0\u01a1ng lai trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> c\u00f3 th\u1ec3 l\u00e0m m\u1edd th\u00eam ranh gi\u1edbi trong c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>. Thi\u1ebft k\u1ebf lai k\u1ebft h\u1ee3p kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu m\u00f4i tr\u01b0\u1eddng c\u1ee7a c\u00e1p quang \u1ed1ng r\u1eddi<\/em> v\u1edbi s\u1ef1 linh ho\u1ea1t c\u1ee7a c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> \u0111ang n\u1ed5i l\u00ean, cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p \u0111a d\u1ea1ng cho c\u00e1c m\u00f4i tr\u01b0\u1eddng h\u1ed7n h\u1ee3p.<\/p>\n\n\n\n

K\u1ebft lu\u1eadn: C\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t\u2014Lo\u1ea1i n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi b\u1ea1n?<\/h2>\n\n\n\n

L\u1ef1a ch\u1ecdn gi\u1eefa m\u1ed9t c\u00e1p quang \u1ed1ng r\u1eddi<\/em> v\u00e0 m\u1ed9t c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> gi\u1ed1ng nh\u01b0 vi\u1ec7c ch\u1ecdn \u0111\u00fang c\u00f4ng c\u1ee5 cho c\u00f4ng vi\u1ec7c\u2014n\u00f3 ph\u1ee5 thu\u1ed9c v\u00e0o nhu c\u1ea7u c\u1ee7a b\u1ea1n. Ch\u00fang t\u00f4i \u0111\u00e3 kh\u00e1m ph\u00e1 c\u00e1p quang \u1ed1ng r\u1eddi so v\u1edbi c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em>, t\u1eeb thi\u1ebft k\u1ebf v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang cho \u0111\u1ebfn \u01b0u \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a ch\u00fang, cho th\u1ea5y t\u1eebng lo\u1ea1i \u0111\u1ec1u v\u01b0\u1ee3t tr\u1ed9i nh\u01b0 th\u1ebf n\u00e0o c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>. Cho d\u00f9 b\u1ea1n c\u1ea7n \u0111\u1ed9 b\u1ec1n ch\u1eafc ch\u1eafn c\u1ee7a m\u1ed9t c\u00e1p quang \u1ed1ng r\u1eddi<\/em> cho c\u00e1c d\u1ef1 \u00e1n ngo\u00e0i tr\u1eddi ho\u1eb7c t\u00ednh linh ho\u1ea1t c\u1ee7a m\u1ed9t c\u00e1p quang \u0111\u1ec7m ch\u1eb7t<\/em> \u0111\u1ed1i v\u1edbi c\u00e1c thi\u1ebft l\u1eadp trong nh\u00e0, c\u1ea3 hai lo\u1ea1i c\u00e1p quang<\/em> \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c gi\u1eef ch\u00fang ta k\u1ebft n\u1ed1i.<\/p>","protected":false},"excerpt":{"rendered":"

B\u1ea1n \u0111\u00e3 bao gi\u1edd t\u1ef1 h\u1ecfi l\u00e0m th\u1ebf n\u00e0o internet c\u00f3 th\u1ec3 \u0111\u1ebfn \u0111\u01b0\u1ee3c nh\u00e0 b\u1ea1n ho\u1eb7c c\u00e1c doanh nghi\u1ec7p qu\u1ea3n l\u00fd m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao nh\u01b0 th\u1ebf n\u00e0o ch\u01b0a? C\u00e2u tr\u1ea3 l\u1eddi th\u01b0\u1eddng n\u1eb1m \u1edf c\u00e1p quang, c\u1ee5 th\u1ec3 l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn gi\u1eefa c\u00e1p quang \u1ed1ng r\u1eddi v\u00e0 c\u00e1p quang \u0111\u1ec7m ch\u1eb7t. Hai lo\u1ea1i c\u00e1p quang n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf kh\u00e1c nhau \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u c\u1ee5 th\u1ec3, [\u2026]<\/p>","protected":false},"author":1,"featured_media":3226,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"34","_seopress_titles_title":"Loose Tube Fiber Optic Cable VS Tight Buffer Fiber Optic Cable","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":""},"categories":[34],"tags":[],"class_list":["post-3411","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\/3411","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=3411"}],"version-history":[{"count":8,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/posts\/3411\/revisions"}],"predecessor-version":[{"id":3432,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/posts\/3411\/revisions\/3432"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/media\/3226"}],"wp:attachment":[{"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/media?parent=3411"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/categories?post=3411"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/tags?post=3411"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}