{"id":3502,"date":"2025-04-17T06:02:19","date_gmt":"2025-04-17T06:02:19","guid":{"rendered":"https:\/\/commmesh.com\/?p=3502"},"modified":"2025-04-17T06:39:01","modified_gmt":"2025-04-17T06:39:01","slug":"optical-fiber-communication","status":"publish","type":"post","link":"https:\/\/commmesh.com\/vi\/optical-fiber-communication\/","title":{"rendered":"Truy\u1ec1n th\u00f4ng c\u00e1p quang: H\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7"},"content":{"rendered":"

B\u1ea1n \u0111\u00e3 bao gi\u1edd t\u1ef1 h\u1ecfi l\u00e0m th\u1ebf n\u00e0o c\u00e1c cu\u1ed9c g\u1ecdi video c\u1ee7a b\u1ea1n v\u1eabn r\u00f5 n\u00e9t ho\u1eb7c l\u00e0m th\u1ebf n\u00e0o m\u00e0 l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3 di chuy\u1ec3n kh\u1eafp th\u1ebf gi\u1edbi trong t\u00edch t\u1eafc? C\u00e2u tr\u1ea3 l\u1eddi n\u1eb1m \u1edf truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em>, m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn mang t\u00ednh c\u00e1ch m\u1ea1ng s\u1eed d\u1ee5ng c\u00e1p quang<\/em> \u0111\u1ec3 truy\u1ec1n t\u1ea3i th\u00f4ng tin d\u01b0\u1edbi d\u1ea1ng t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng. N\u1ec1n t\u1ea3ng n\u00e0y c\u1ee7a c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u00e3 bi\u1ebfn \u0111\u1ed5i c\u00e1ch ch\u00fang ta k\u1ebft n\u1ed1i, cung c\u1ea5p t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 tin c\u1eady ch\u01b0a t\u1eebng c\u00f3. Trong h\u01b0\u1edbng d\u1eabn d\u00e0nh cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u n\u00e0y, ch\u00fang ta s\u1ebd \u0111i s\u00e2u v\u00e0o nh\u1eefng g\u00ec truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> l\u00e0, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng, l\u1ee3i \u00edch v\u00e0 vai tr\u00f2 c\u1ee7a n\u00f3 trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y c\u1ee7a ch\u00fang ta. 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 \u0111\u00e1nh gi\u00e1 cao s\u1ef1 k\u1ef3 di\u1ec7u \u0111\u1eb1ng sau c\u00f4ng ngh\u1ec7 n\u00e0y. V\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p t\u1eeb CommMesh, h\u00e3y c\u00f9ng kh\u00e1m ph\u00e1 th\u1ebf gi\u1edbi truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> v\u00e0 t\u00e1c \u0111\u1ed9ng c\u1ee7a n\u00f3 l\u00ean truy\u1ec1n d\u1eef li\u1ec7u<\/em>!<\/p>\n\n\n\n\n\n

Truy\u1ec1n th\u00f4ng c\u00e1p quang l\u00e0 g\u00ec?<\/h2>\n\n\n\n

\u0110\u1ecbnh ngh\u0129a v\u1ec1 truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/h3>\n\n\n\n

Truy\u1ec1n th\u00f4ng c\u00e1p quang<\/em> l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p truy\u1ec1n th\u00f4ng tin b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c xung \u00e1nh s\u00e1ng th\u00f4ng qua c\u00e1p quang<\/em>. Nh\u1eefng s\u1ee3i c\u00e1p n\u00e0y, \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng s\u1ee3i th\u1ee7y tinh ho\u1eb7c nh\u1ef1a m\u1ecfng, mang truy\u1ec1n d\u1eef li\u1ec7u<\/em> tr\u00ean kho\u1ea3ng c\u00e1ch xa v\u1edbi t\u1ed5n th\u1ea5t t\u1ed1i thi\u1ec3u. Kh\u00f4ng gi\u1ed1ng nh\u01b0 d\u00e2y \u0111\u1ed3ng truy\u1ec1n th\u1ed1ng s\u1eed d\u1ee5ng t\u00edn hi\u1ec7u \u0111i\u1ec7n, truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> d\u1ef1a v\u00e0o \u00e1nh s\u00e1ng, l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t c\u1ea3i ti\u1ebfn quan tr\u1ecdng trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> cho vi\u1ec5n th\u00f4ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n

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

S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a truy\u1ec1n th\u00f4ng c\u00e1p quang<\/h3>\n\n\n\n

Truy\u1ec1n th\u00f4ng c\u00e1p quang<\/em> \u0111\u00e3 ph\u00e1t tri\u1ec3n \u0111\u00e1ng k\u1ec3 k\u1ec3 t\u1eeb nh\u1eefng ng\u00e0y \u0111\u1ea7u v\u00e0o nh\u1eefng n\u0103m 1960, khi c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u l\u1ea7n \u0111\u1ea7u ti\u00ean kh\u00e1m ph\u00e1 vi\u1ec7c s\u1eed d\u1ee5ng \u00e1nh s\u00e1ng cho truy\u1ec1n d\u1eef li\u1ec7u<\/em>. C\u00e1c h\u1ec7 th\u1ed1ng ban \u0111\u1ea7u g\u1eb7p ph\u1ea3i nh\u1eefng th\u00e1ch th\u1ee9c v\u1ec1 m\u1ea5t t\u00edn hi\u1ec7u, nh\u01b0ng nh\u1eefng ti\u1ebfn b\u1ed9 trong thi\u1ebft k\u1ebf s\u1ee3i quang v\u00e0 c\u00f4ng ngh\u1ec7 laser \u0111\u00e3 t\u1ea1o ra truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> m\u1ed9t ti\u00eau chu\u1ea9n to\u00e0n c\u1ea7u trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho m\u1ecdi th\u1ee9, t\u1eeb m\u1ea1ng internet \u0111\u1ebfn c\u00e1p ng\u1ea7m d\u01b0\u1edbi bi\u1ec3n.<\/p>\n\n\n\n

Nguy\u00ean l\u00fd truy\u1ec1n th\u00f4ng c\u00e1p quang<\/h2>\n\n\n\n

S\u1ef1 truy\u1ec1n \u00e1nh s\u00e1ng trong c\u00e1p quang<\/h3>\n\n\n\n

Truy\u1ec1n th\u00f4ng c\u00e1p quang<\/em> ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch g\u1eedi t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng qua c\u00e1p quang<\/em>, bao g\u1ed3m l\u00f5i v\u00e0 l\u1edbp ph\u1ee7. L\u00f5i, n\u01a1i \u00e1nh s\u00e1ng \u0111i qua, \u0111\u01b0\u1ee3c bao quanh b\u1edfi l\u1edbp ph\u1ee7 c\u00f3 chi\u1ebft su\u1ea5t th\u1ea5p h\u01a1n, g\u00e2y ra ph\u1ea3n x\u1ea1 to\u00e0n ph\u1ea7n b\u00ean trong. Nguy\u00ean l\u00fd n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u1ea3m b\u1ea3o \u00e1nh s\u00e1ng \u1edf l\u1ea1i trong c\u00e1p, cho ph\u00e9p hi\u1ec7u qu\u1ea3 truy\u1ec1n d\u1eef li\u1ec7u<\/em> tr\u00ean nh\u1eefng kho\u1ea3ng c\u00e1ch xa.<\/p>\n\n\n\n

\"S\u1ee3i<\/a>
S\u1ee3i quang ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o<\/figcaption><\/figure>\n\n\n\n

\u0110i\u1ec1u ch\u1ebf v\u00e0 Gi\u1ea3i \u0111i\u1ec1u ch\u1ebf<\/h3>\n\n\n\n

TRONG truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em>, truy\u1ec1n d\u1eef li\u1ec7u<\/em> \u0111\u1ea1t \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ebf t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng\u2014b\u1eadt v\u00e0 t\u1eaft ch\u00fang \u0111\u1ec3 bi\u1ec3u di\u1ec5n d\u1eef li\u1ec7u nh\u1ecb ph\u00e2n (1 v\u00e0 0). \u1ede \u0111\u1ea7u nh\u1eadn, gi\u1ea3i \u0111i\u1ec1u ch\u1ebf chuy\u1ec3n \u0111\u1ed5i c\u00e1c xung \u00e1nh s\u00e1ng n\u00e0y tr\u1edf l\u1ea1i th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n. Qu\u00e1 tr\u00ecnh n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u1ea3m b\u1ea3o th\u00f4ng tin li\u00ean l\u1ea1c ch\u00ednh x\u00e1c v\u00e0 nhanh ch\u00f3ng tr\u00ean c\u00e1p quang<\/em>.<\/p>\n\n\n\n

Suy gi\u1ea3m v\u00e0 ph\u00e2n t\u00e1n t\u00edn hi\u1ec7u<\/h3>\n\n\n\n

S\u1ef1 suy gi\u1ea3m v\u00e0 ph\u00e2n t\u00e1n t\u00edn hi\u1ec7u l\u00e0 nh\u1eefng c\u00e2n nh\u1eafc quan tr\u1ecdng trong truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em>. S\u1ef1 suy gi\u1ea3m \u0111\u1ec1 c\u1eadp \u0111\u1ebfn s\u1ef1 m\u1ea5t c\u01b0\u1eddng \u0111\u1ed9 \u00e1nh s\u00e1ng theo kho\u1ea3ng c\u00e1ch, trong khi s\u1ef1 ph\u00e2n t\u00e1n khi\u1ebfn c\u00e1c xung \u00e1nh s\u00e1ng lan r\u1ed9ng, c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m m\u1edd truy\u1ec1n d\u1eef li\u1ec7u<\/em>. Nh\u1eefng ti\u1ebfn b\u1ed9 trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u00e3 l\u00e0m gi\u1ea3m nh\u1eefng t\u00e1c \u0111\u1ed9ng n\u00e0y, l\u00e0m cho truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> \u0111\u00e1ng tin c\u1eady h\u01a1n cho c\u00e1c m\u1ea1ng l\u01b0\u1edbi to\u00e0n c\u1ea7u.<\/p>\n\n\n\n

C\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/h2>\n\n\n\n

C\u00e1p quang<\/h3>\n\n\n\n

Tr\u00e1i tim c\u1ee7a truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> l\u00e0 c\u00e1p quang<\/em>, m\u00e0 \u0111i v\u00e0o ch\u1ebf \u0111\u1ed9 \u0111\u01a1n v\u00e0 ch\u1ebf \u0111\u1ed9 \u0111a<\/a> c\u00e1c lo\u1ea1i. C\u00e1p ch\u1ebf \u0111\u1ed9 \u0111\u01a1n, c\u00f3 l\u00f5i nh\u1ecf h\u01a1n, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho kho\u1ea3ng c\u00e1ch xa truy\u1ec1n d\u1eef li\u1ec7u<\/em>, trong khi c\u00e1p \u0111a ch\u1ebf \u0111\u1ed9 ph\u00f9 h\u1ee3p v\u1edbi kho\u1ea3ng c\u00e1ch ng\u1eafn h\u01a1n v\u1edbi b\u0103ng th\u00f4ng cao h\u01a1n. Nh\u1eefng lo\u1ea1i c\u00e1p n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u1ec3 truy\u1ec1n t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng.<\/p>\n\n\n\n

M\u00e1y ph\u00e1t v\u00e0 m\u00e1y thu<\/h3>\n\n\n\n

M\u00e1y ph\u00e1t trong truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec7n th\u00e0nh xung \u00e1nh s\u00e1ng b\u1eb1ng tia laser ho\u1eb7c \u0111\u00e8n LED, g\u1eedi truy\u1ec1n d\u1eef li\u1ec7u<\/em> b\u1edfi v\u00ec c\u00e1p quang<\/em>. Sau \u0111\u00f3, b\u1ed9 thu chuy\u1ec3n \u0111\u1ed5i c\u00e1c t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng n\u00e0y tr\u1edf l\u1ea1i th\u00e0nh d\u1eef li\u1ec7u \u0111i\u1ec7n. B\u1ed9 \u0111\u00f4i n\u00e0y \u0111i\u1ec1u khi\u1ec3n c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, \u0111\u1ea3m b\u1ea3o giao ti\u1ebfp li\u1ec1n m\u1ea1ch tr\u00ean c\u00e1c m\u1ea1ng.<\/p>\n\n\n\n

\u0110\u1ea7u n\u1ed1i v\u00e0 m\u1ed1i n\u1ed1i<\/h3>\n\n\n\n

\u0110\u1ea7u n\u1ed1i<\/a> v\u00e0 m\u1ed1i n\u1ed1i li\u00ean k\u1ebft c\u00e1p quang<\/em> TRONG truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em>, duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a t\u00edn hi\u1ec7u trong truy\u1ec1n d\u1eef li\u1ec7u<\/em>. C\u00e1c k\u1ebft n\u1ed1i nh\u01b0 LC<\/a> ho\u1eb7c SC<\/a> cho ph\u00e9p g\u1eafn k\u1ebft d\u1ec5 d\u00e0ng, trong khi c\u00e1c m\u1ed1i n\u1ed1i l\u00e0m n\u00f3ng ch\u1ea3y c\u00e1c s\u1ee3i \u0111\u1ec3 t\u1ea1o th\u00e0nh m\u1ed1i n\u1ed1i v\u0129nh vi\u1ec5n. C\u00e1c th\u00e0nh ph\u1ea7n n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u1ea3m b\u1ea3o thi\u1ebft l\u1eadp m\u1ea1ng hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n

\"s\u1ee3i<\/a>
s\u1ee3i quang 3<\/figcaption><\/figure>\n\n\n\n

\u01afu \u0111i\u1ec3m c\u1ee7a truy\u1ec1n th\u00f4ng c\u00e1p quang<\/h2>\n\n\n\n

B\u0103ng th\u00f4ng v\u00e0 t\u1ed1c \u0111\u1ed9 cao<\/h3>\n\n\n\n

M\u1ed9t l\u1ee3i th\u1ebf l\u1edbn c\u1ee7a truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> l\u00e0 b\u0103ng th\u00f4ng cao c\u1ee7a n\u00f3, h\u1ed7 tr\u1ee3 l\u1edbn truy\u1ec1n d\u1eef li\u1ec7u<\/em> t\u1ed1c \u0111\u1ed9. T\u00edn hi\u1ec7u \u00e1nh s\u00e1ng truy\u1ec1n \u0111i nhanh h\u01a1n t\u00edn hi\u1ec7u \u0111i\u1ec7n, l\u00e0m cho c\u00e1p quang<\/em> l\u00fd t\u01b0\u1edfng cho c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> trong c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 m\u1ea1ng 5G v\u00e0 d\u1ecbch v\u1ee5 ph\u00e1t tr\u1ef1c tuy\u1ebfn, n\u01a1i t\u1ed1c \u0111\u1ed9 l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng.<\/p>\n\n\n\n

Kh\u1ea3 n\u0103ng \u0111\u01b0\u1eddng d\u00e0i<\/h3>\n\n\n\n

Truy\u1ec1n th\u00f4ng c\u00e1p quang<\/em> xu\u1ea5t s\u1eafc \u1edf kho\u1ea3ng c\u00e1ch xa truy\u1ec1n d\u1eef li\u1ec7u<\/em> do m\u1ea5t t\u00edn hi\u1ec7u th\u1ea5p. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1p \u0111\u1ed3ng, c\u00e1p quang<\/em> c\u00f3 th\u1ec3 mang d\u1eef li\u1ec7u qua c\u00e1c l\u1ee5c \u0111\u1ecba ho\u1eb7c d\u01b0\u1edbi \u0111\u1ea1i d\u01b0\u01a1ng v\u1edbi s\u1ed1 l\u01b0\u1ee3ng b\u1ed9 l\u1eb7p t\u1ed1i thi\u1ec3u, m\u1ed9t th\u1ebf m\u1ea1nh ch\u00ednh trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> cho vi\u1ec5n th\u00f4ng to\u00e0n c\u1ea7u.<\/p>\n\n\n\n

Mi\u1ec5n nhi\u1ec5m v\u1edbi nhi\u1ec5u \u0111i\u1ec7n t\u1eeb<\/h3>\n\n\n\n

C\u00e1p quang<\/em> TRONG truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec5u \u0111i\u1ec7n t\u1eeb, kh\u00f4ng gi\u1ed1ng nh\u01b0 d\u00e2y \u0111\u1ed3ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec5u \u0111i\u1ec7n. \u0110i\u1ec1u n\u00e0y l\u00e0m cho truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> \u0111\u00e1ng tin c\u1eady trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng c\u00f3 m\u00e1y m\u00f3c h\u1ea1ng n\u1eb7ng ho\u1eb7c thi\u1ebft b\u1ecb \u0111i\u1ec7n, \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n truy\u1ec1n d\u1eef li\u1ec7u<\/em>.<\/p>\n\n\n\n

\u1ee8ng d\u1ee5ng c\u1ee7a truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/h2>\n\n\n\n
\"\u1ee8ng<\/a>
\u1ee8ng d\u1ee5ng-V\u1eadn chuy\u1ec3n-S\u1ee3i quang<\/figcaption><\/figure>\n\n\n\n

Vi\u1ec5n th\u00f4ng<\/h3>\n\n\n\n

Truy\u1ec1n th\u00f4ng c\u00e1p quang<\/em> cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho vi\u1ec5n th\u00f4ng, t\u1ea1o n\u1ec1n t\u1ea3ng cho c\u00e1c cu\u1ed9c g\u1ecdi \u0111i\u1ec7n tho\u1ea1i, internet v\u00e0 d\u1ecbch v\u1ee5 truy\u1ec1n h\u00ecnh. C\u00e1p quang<\/em> cho ph\u00e9p t\u1ed1c \u0111\u1ed9 cao truy\u1ec1n d\u1eef li\u1ec7u<\/em> tr\u00ean kh\u1eafp c\u00e1c th\u00e0nh ph\u1ed1 v\u00e0 qu\u1ed1c gia, l\u00e0m cho truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> m\u1ed9t n\u1ec1n t\u1ea3ng c\u1ee7a c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> trong vi\u1ec7c k\u1ebft n\u1ed1i th\u1ebf gi\u1edbi.<\/p>\n\n\n\n

Trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng Internet<\/h3>\n\n\n\n

C\u00e1c trung t\u00e2m d\u1eef li\u1ec7u d\u1ef1a v\u00e0o truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> \u0111\u1ec3 nhanh ch\u00f3ng truy\u1ec1n d\u1eef li\u1ec7u<\/em> gi\u1eefa c\u00e1c m\u00e1y ch\u1ee7 v\u00e0 h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef. M\u1eadt \u0111\u1ed9 cao c\u1ee7a c\u00e1p quang<\/em> trong nh\u1eefng c\u01a1 s\u1edf n\u00e0y h\u1ed7 tr\u1ee3 c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 cho \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y v\u00e0 c\u00e1c d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn.<\/p>\n\n\n\n

S\u1eed d\u1ee5ng trong y t\u1ebf v\u00e0 c\u00f4ng nghi\u1ec7p<\/h3>\n\n\n\n

Trong l\u0129nh v\u1ef1c y t\u1ebf, truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> h\u1ed7 tr\u1ee3 c\u00e1c thi\u1ebft b\u1ecb h\u00ecnh \u1ea3nh v\u00e0 ch\u1ea9n \u0111o\u00e1n t\u1eeb xa, s\u1eed d\u1ee5ng c\u00e1p quang<\/em> cho ch\u00ednh x\u00e1c truy\u1ec1n d\u1eef li\u1ec7u<\/em>. V\u1ec1 m\u1eb7t c\u00f4ng nghi\u1ec7p, n\u00f3 cho ph\u00e9p t\u1ef1 \u0111\u1ed9ng h\u00f3a v\u00e0 gi\u00e1m s\u00e1t c\u00e1c h\u1ec7 th\u1ed1ng, gi\u1edbi thi\u1ec7u c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>t\u00ednh linh ho\u1ea1t trong c\u00e1c \u1ee9ng d\u1ee5ng chuy\u00ean bi\u1ec7t.<\/p>\n\n\n\n

Nh\u1eefng th\u00e1ch th\u1ee9c c\u1ee7a truy\u1ec1n th\u00f4ng c\u00e1p quang<\/h2>\n\n\n\n

Chi ph\u00ed l\u1eafp \u0111\u1eb7t cao<\/h3>\n\n\n\n

M\u1ed9t th\u00e1ch th\u1ee9c c\u1ee7a truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> l\u00e0 chi ph\u00ed ban \u0111\u1ea7u cao c\u1ee7a n\u00f3. C\u00e0i \u0111\u1eb7t c\u00e1p quang<\/em> \u0111\u00f2i h\u1ecfi thi\u1ebft b\u1ecb v\u00e0 nh\u00e2n c\u00f4ng chuy\u00ean d\u1ee5ng, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh kho\u1ea3n \u0111\u1ea7u t\u01b0 \u0111\u00e1ng k\u1ec3 c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>Tuy nhi\u00ean, l\u1ee3i \u00edch l\u00e2u d\u00e0i th\u01b0\u1eddng bi\u1ec7n minh cho chi ph\u00ed cho truy\u1ec1n d\u1eef li\u1ec7u<\/em> nhu c\u1ea7u.<\/p>\n\n\n\n

\u0110\u1ed9 gi\u00f2n c\u1ee7a c\u00e1p quang<\/h3>\n\n\n\n

C\u00e1p quang<\/em> c\u00f3 th\u1ec3 d\u1ec5 v\u1ee1 h\u01a1n so v\u1edbi d\u00e2y \u0111\u1ed3ng, \u0111\u00f2i h\u1ecfi ph\u1ea3i x\u1eed l\u00fd c\u1ea9n th\u1eadn trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t. \u0110\u1ed9 d\u1ec5 v\u1ee1 n\u00e0y trong truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> \u0111\u1eb7t ra m\u1ed9t th\u00e1ch th\u1ee9c trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, \u0111\u00f2i h\u1ecfi c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady truy\u1ec1n d\u1eef li\u1ec7u<\/em>.<\/p>\n\n\n\n

\u0110\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a b\u1ea3o tr\u00ec v\u00e0 s\u1eeda ch\u1eefa<\/h3>\n\n\n\n

S\u1eeda ch\u1eefa c\u00e1p quang<\/em> TRONG truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> ph\u1ee9c t\u1ea1p, th\u01b0\u1eddng \u0111\u00f2i h\u1ecfi k\u1ef9 thu\u1eadt vi\u00ean c\u00f3 tay ngh\u1ec1 cao n\u1ed1i s\u1ee3i<\/a> ch\u00ednh x\u00e1c. Th\u00e1ch th\u1ee9c b\u1ea3o tr\u00ec n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn th\u1eddi gian ch\u1ebft, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn truy\u1ec1n d\u1eef li\u1ec7u<\/em> cho \u0111\u1ebfn khi vi\u1ec7c s\u1eeda ch\u1eefa ho\u00e0n t\u1ea5t.<\/p>\n\n\n\n

Truy\u1ec1n th\u00f4ng c\u00e1p quang so v\u1edbi ph\u01b0\u01a1ng ph\u00e1p truy\u1ec1n th\u1ed1ng<\/h2>\n\n\n\n

So s\u00e1nh v\u1edbi c\u00e1p \u0111\u1ed3ng<\/h3>\n\n\n\n

Truy\u1ec1n th\u00f4ng c\u00e1p quang<\/em> v\u01b0\u1ee3t tr\u1ed9i h\u01a1n c\u00e1p \u0111\u1ed3ng truy\u1ec1n th\u1ed1ng v\u1ec1 t\u1ed1c \u0111\u1ed9 v\u00e0 b\u0103ng th\u00f4ng truy\u1ec1n d\u1eef li\u1ec7u<\/em>. Trong khi \u0111\u1ed3ng r\u1ebb h\u01a1n v\u00e0 d\u1ec5 l\u1eafp \u0111\u1eb7t h\u01a1n, c\u00e1p quang<\/em> cung c\u1ea5p hi\u1ec7u su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, l\u00e0m truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> s\u1ef1 l\u1ef1a ch\u1ecdn \u01b0u ti\u00ean cho c\u00e1c m\u1ea1ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n

\"Internet<\/a>
Internet c\u00e1p quang so v\u1edbi c\u00e1p quang<\/figcaption><\/figure>\n\n\n\n

\u0110\u1ed9 tin c\u1eady v\u00e0 kho\u1ea3ng c\u00e1ch<\/h3>\n\n\n\n

V\u1ec1 \u0111\u1ed9 tin c\u1eady v\u00e0 kho\u1ea3ng c\u00e1ch, truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> v\u01b0\u1ee3t tr\u1ed9i h\u01a1n \u0111\u1ed3ng do m\u1ea5t t\u00edn hi\u1ec7u th\u1ea5p h\u01a1n tr\u00ean kho\u1ea3ng c\u00e1ch xa. \u01afu \u0111i\u1ec3m n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> l\u00e0m cho c\u00e1p quang<\/em> l\u00fd t\u01b0\u1edfng cho truy\u1ec1n d\u1eef li\u1ec7u<\/em> tr\u00ean nh\u1eefng v\u00f9ng r\u1ed9ng l\u1edbn, kh\u00f4ng gi\u1ed1ng nh\u01b0 nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a \u0111\u1ed3ng.<\/p>\n\n\n\n

Chi ph\u00ed v\u00e0 nhu c\u1ea7u c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng<\/h3>\n\n\n\n

C\u00e1p \u0111\u1ed3ng c\u00f3 chi ph\u00ed tr\u1ea3 tr\u01b0\u1edbc th\u1ea5p h\u01a1n truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em>, Nh\u01b0ng c\u00e1p quang<\/em> \u0111\u00f2i h\u1ecfi \u0111\u1ea7u t\u01b0 nhi\u1ec1u h\u01a1n v\u00e0o c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng. Theo th\u1eddi gian, \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> TRONG c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> b\u00f9 \u0111\u1eafp nh\u1eefng chi ph\u00ed n\u00e0y cho nhu c\u1ea7u cao truy\u1ec1n d\u1eef li\u1ec7u<\/em> \u1ee9ng d\u1ee5ng.<\/p>\n\n\n\n

B\u1ea3ng so s\u00e1nh: S\u1ee3i quang so v\u1edbi \u0110\u1ed3ng<\/h3>\n\n\n\n

\u0110\u1ec3 l\u00e0m r\u00f5 h\u01a1n s\u1ef1 kh\u00e1c bi\u1ec7t, \u0111\u00e2y l\u00e0 m\u1ed9t b\u1ea3ng \u0111\u01a1n gi\u1ea3n so s\u00e1nh truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> v\u00e0 c\u00e1p \u0111\u1ed3ng:<\/p>\n\n\n\n

Di\u1ec7n m\u1ea1o<\/th>S\u1ee3i quang<\/th>C\u00e1p \u0110\u1ed3ng<\/th><\/tr><\/thead>
T\u1ed1c \u0111\u1ed9<\/td>Cao, h\u1ed7 tr\u1ee3 5G<\/td>B\u0103ng th\u00f4ng th\u1ea5p h\u01a1n, h\u1ea1n ch\u1ebf<\/td><\/tr>
Kho\u1ea3ng c\u00e1ch<\/td>M\u1ea5t m\u00e1t d\u00e0i h\u1ea1n, t\u1ed1i thi\u1ec3u<\/td>M\u1ea5t m\u00e1t ng\u1eafn h\u1ea1n, \u0111\u00e1ng k\u1ec3<\/td><\/tr>
S\u1ef1 can thi\u1ec7p<\/td>Mi\u1ec5n nhi\u1ec5m v\u1edbi EMI<\/td>D\u1ec5 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi EMI<\/td><\/tr>
Tr\u1ecb gi\u00e1<\/td>Chi ph\u00ed ban \u0111\u1ea7u cao h\u01a1n<\/td>Chi ph\u00ed ban \u0111\u1ea7u th\u1ea5p h\u01a1n<\/td><\/tr>
\u0110\u1ed9 b\u1ec1n<\/td>Mong manh, c\u1ea7n \u0111\u01b0\u1ee3c ch\u0103m s\u00f3c<\/td>M\u1ea1nh m\u1ebd h\u01a1n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

B\u1ea3ng n\u00e0y cho th\u1ea5y l\u00fd do t\u1ea1i sao truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> cho n\u00e2ng cao truy\u1ec1n d\u1eef li\u1ec7u<\/em>, m\u1eb7c d\u00f9 \u0111\u1ed3ng c\u00f3 l\u1ee3i th\u1ebf v\u1ec1 chi ph\u00ed ban \u0111\u1ea7u.<\/p>\n\n\n\n

L\u1ef1a ch\u1ecdn truy\u1ec1n th\u00f4ng c\u00e1p quang cho nhu c\u1ea7u c\u1ee7a b\u1ea1n<\/h2>\n\n\n\n

\u0110\u00e1nh gi\u00e1 y\u00eau c\u1ea7u b\u0103ng th\u00f4ng<\/h3>\n\n\n\n

Khi xem x\u00e9t truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em>, \u0111\u00e1nh gi\u00e1 nhu c\u1ea7u b\u0103ng th\u00f4ng c\u1ee7a b\u1ea1n\u2014c\u00e1c \u1ee9ng d\u1ee5ng t\u1ed1c \u0111\u1ed9 cao nh\u01b0 ph\u00e1t tr\u1ef1c tuy\u1ebfn video \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb c\u00e1p quang<\/em>. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> TRONG c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u00e1p \u1ee9ng c\u1ee7a b\u1ea1n truy\u1ec1n d\u1eef li\u1ec7u<\/em> y\u00eau c\u1ea7u m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n

\u0110\u00e1nh gi\u00e1 kho\u1ea3ng c\u00e1ch v\u00e0 m\u00f4i tr\u01b0\u1eddng<\/h3>\n\n\n\n

Ch\u1ecdn truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> cho m\u00f4i tr\u01b0\u1eddng kho\u1ea3ng c\u00e1ch xa ho\u1eb7c d\u1ec5 b\u1ecb nhi\u1ec5u c\u00e1p quang<\/em> v\u01b0\u1ee3t tr\u1ed9i h\u01a1n \u0111\u1ed3ng. Quy\u1ebft \u0111\u1ecbnh n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u1ea3m b\u1ea3o \u0111\u00e1ng tin c\u1eady truy\u1ec1n d\u1eef li\u1ec7u<\/em> tr\u00ean nhi\u1ec1u b\u1ed1i c\u1ea3nh kh\u00e1c nhau, t\u1eeb th\u00e0nh th\u1ecb \u0111\u1ebfn n\u00f4ng th\u00f4n.<\/p>\n\n\n\n

C\u00e2n b\u1eb1ng chi ph\u00ed v\u00e0 l\u1ee3i \u00edch d\u00e0i h\u1ea1n<\/h3>\n\n\n\n

Trong khi truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> c\u00f3 chi ph\u00ed tr\u1ea3 tr\u01b0\u1edbc cao h\u01a1n, l\u1ee3i \u00edch l\u00e2u d\u00e0i c\u1ee7a n\u00f3 trong truy\u1ec1n d\u1eef li\u1ec7u<\/em> th\u01b0\u1eddng v\u01b0\u1ee3t tr\u1ed9i h\u01a1n chi ph\u00ed. C\u00e2n nh\u1eafc nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem c\u00e1p quang<\/em> ph\u00f9 h\u1ee3p v\u1edbi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

\"ch\u1ea5t<\/a>
ch\u1ea5t x\u01a1<\/figcaption><\/figure>\n\n\n\n

Xu h\u01b0\u1edbng t\u01b0\u01a1ng lai trong truy\u1ec1n th\u00f4ng c\u00e1p quang<\/h2>\n\n\n\n

Ti\u1ebfn b\u1ed9 trong thi\u1ebft k\u1ebf s\u1ee3i<\/h3>\n\n\n\n

T\u01b0\u01a1ng lai truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> s\u1ebd \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb vi\u1ec7c c\u1ea3i thi\u1ec7n c\u00e1p quang<\/em>, ch\u1eb3ng h\u1ea1n nh\u01b0 s\u1ee3i kh\u00f4ng nh\u1ea1y c\u1ea3m v\u1edbi u\u1ed1n cong. Nh\u1eefng ti\u1ebfn b\u1ed9 n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> s\u1ebd t\u0103ng c\u01b0\u1eddng truy\u1ec1n d\u1eef li\u1ec7u<\/em> hi\u1ec7u qu\u1ea3, gi\u00fap vi\u1ec7c l\u1eafp \u0111\u1eb7t d\u1ec5 d\u00e0ng h\u01a1n v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n.<\/p>\n\n\n\n

T\u00edch h\u1ee3p v\u1edbi 5G v\u00e0 h\u01a1n th\u1ebf n\u1eefa<\/h3>\n\n\n\n

Khi 5G v\u00e0 c\u00e1c m\u1ea1ng l\u01b0\u1edbi t\u01b0\u01a1ng lai xu\u1ea5t hi\u1ec7n, truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> s\u1ebd \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c h\u1ed7 tr\u1ee3 t\u1ed1c \u0111\u1ed9 cao truy\u1ec1n d\u1eef li\u1ec7u<\/em>. C\u00e1p quang<\/em> s\u1ebd h\u1ed7 tr\u1ee3 x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a c\u00e1c m\u1ea1ng l\u01b0\u1edbi n\u00e0y, th\u00fac \u0111\u1ea9y c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> v\u00e0o ranh gi\u1edbi k\u1ebft n\u1ed1i m\u1edbi.<\/p>\n\n\n\n

M\u1edf r\u1ed9ng th\u00e0nh Th\u00e0nh ph\u1ed1 th\u00f4ng minh<\/h3>\n\n\n\n

Truy\u1ec1n th\u00f4ng c\u00e1p quang<\/em> \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u0111\u1ec3 m\u1edf r\u1ed9ng th\u00e0nh c\u00e1c d\u1ef1 \u00e1n th\u00e0nh ph\u1ed1 th\u00f4ng minh, cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u<\/em> cho c\u00e1c thi\u1ebft b\u1ecb IoT v\u00e0 gi\u00e1m s\u00e1t c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng. S\u1ef1 t\u0103ng tr\u01b0\u1edfng n\u00e0y trong c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> s\u1ebd l\u00e0m c\u00e1p quang<\/em> thi\u1ebft y\u1ebfu cho s\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 b\u1ec1n v\u1eefng c\u1ee7a \u0111\u00f4 th\u1ecb.<\/p>\n\n\n\n

K\u1ebft lu\u1eadn: S\u1ee9c m\u1ea1nh c\u1ee7a truy\u1ec1n th\u00f4ng c\u00e1p quang<\/h2>\n\n\n\n

Truy\u1ec1n th\u00f4ng c\u00e1p quang<\/em> gi\u1ed1ng nh\u01b0 \u0111\u01b0\u1eddng cao t\u1ed1c c\u1ee7a th\u1eddi \u0111\u1ea1i k\u1ef9 thu\u1eadt s\u1ed1, mang theo truy\u1ec1n d\u1eef li\u1ec7u<\/em> v\u1edbi t\u1ed1c \u0111\u1ed9 nhanh nh\u01b0 ch\u1edbp c\u00e1p quang<\/em>. Ch\u00fang t\u00f4i \u0111\u00e3 kh\u00e1m ph\u00e1 nh\u1eefng g\u00ec truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> l\u00e0, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng, l\u1ee3i th\u1ebf c\u1ee7a n\u00f3 v\u00e0 t\u01b0\u01a1ng lai c\u1ee7a n\u00f3 c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em>, cho th\u1ea5y t\u00e1c \u0111\u1ed9ng chuy\u1ec3n \u0111\u1ed5i c\u1ee7a n\u00f3 \u0111\u1ed1i v\u1edbi th\u1ebf gi\u1edbi k\u1ebft n\u1ed1i c\u1ee7a ch\u00fang ta. Cho d\u00f9 \u0111\u00f3 l\u00e0 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho internet, h\u1ed7 tr\u1ee3 c\u00e1c s\u00e1ng ki\u1ebfn y t\u1ebf hay x\u00e2y d\u1ef1ng c\u00e1c th\u00e0nh ph\u1ed1 th\u00f4ng minh, truy\u1ec1n th\u00f4ng s\u1ee3i quang<\/em> gi\u00fap ch\u00fang t\u00f4i li\u00ean k\u1ebft v\u1edbi \u0111\u1ed9 tin c\u1eady v\u00f4 song. V\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p t\u1eeb CommMesh, b\u1ea1n c\u00f3 th\u1ec3 khai th\u00e1c c\u00f4ng ngh\u1ec7 s\u1ee3i quang<\/em> \u0111\u1ec3 lu\u00f4n \u0111i \u0111\u1ea7u\u2014h\u00e3y \u0111\u00f3n nh\u1eadn \u00e1nh s\u00e1ng v\u00e0 gi\u1eef 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 \u0111\u1ec3 c\u00e1c cu\u1ed9c g\u1ecdi video c\u1ee7a b\u1ea1n lu\u00f4n r\u00f5 n\u00e9t ho\u1eb7c l\u00e0m th\u1ebf n\u00e0o m\u00e0 l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3 c\u00f3 th\u1ec3 di chuy\u1ec3n kh\u1eafp th\u1ebf gi\u1edbi trong ch\u1edbp m\u1eaft? C\u00e2u tr\u1ea3 l\u1eddi n\u1eb1m \u1edf truy\u1ec1n th\u00f4ng c\u00e1p quang, m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn mang t\u00ednh c\u00e1ch m\u1ea1ng s\u1eed d\u1ee5ng c\u00e1p quang \u0111\u1ec3 truy\u1ec1n th\u00f4ng tin d\u01b0\u1edbi d\u1ea1ng t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng. N\u1ec1n t\u1ea3ng c\u1ee7a c\u00f4ng ngh\u1ec7 c\u00e1p quang n\u00e0y \u0111\u00e3 bi\u1ebfn \u0111\u1ed5i c\u00e1ch ch\u00fang ta [\u2026]<\/p>","protected":false},"author":1,"featured_media":3341,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"34","_seopress_titles_title":"Optical Fiber Communication: The Complete Guide - CommMesh","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":""},"categories":[34],"tags":[],"class_list":["post-3502","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\/3502","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=3502"}],"version-history":[{"count":6,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/posts\/3502\/revisions"}],"predecessor-version":[{"id":3514,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/posts\/3502\/revisions\/3514"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/media\/3341"}],"wp:attachment":[{"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/media?parent=3502"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/categories?post=3502"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/commmesh.com\/vi\/wp-json\/wp\/v2\/tags?post=3502"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}