{"id":846,"date":"2024-02-26T09:16:50","date_gmt":"2024-02-26T09:16:50","guid":{"rendered":"https:\/\/antoanhanghai.com\/?p=846"},"modified":"2025-03-12T12:02:24","modified_gmt":"2025-03-12T05:02:24","slug":"dinh-vi-ve-tinh-gps-cho-tau-bien-la-gi","status":"publish","type":"post","link":"https:\/\/antoanhanghai.com\/en\/dinh-vi-ve-tinh-gps-cho-tau-bien-la-gi\/","title":{"rendered":"\u0110\u1ecbnh v\u1ecb v\u1ec7 tinh GPS cho t\u00e0u bi\u1ec3n l\u00e0 g\u00ec ?"},"content":{"rendered":"

\u0110\u1ecbnh v\u1ecb v\u1ec7 tinh GPS cho t\u00e0u bi\u1ec3n gi\u00fap g\u00ec cho chuy\u1ebfn \u0111i ? H\u00e0nh h\u1ea3i l\u00e0 ngh\u1ec7 thu\u1eadt v\u00e0 khoa h\u1ecdc x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed v\u00e0 h\u01b0\u1edbng \u0111i c\u1ee7a t\u00e0u thuy\u1ec1n tr\u00ean m\u1eb7t n\u01b0\u1edbc. N\u00f3 li\u00ean quan \u0111\u1ebfn nhi\u1ec1u k\u1ef9 n\u0103ng, c\u00f4ng c\u1ee5 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 bi\u1ec3u \u0111\u1ed3, h\u1ea3i \u0111\u1ed3, la b\u00e0n, k\u00ednh l\u1ee5c ph\u00e2n, radar v\u00e0 s\u00f3ng si\u00eau \u00e2m. Tuy nhi\u00ean, m\u1ed9t trong nh\u1eefng c\u00f4ng c\u1ee5 thu\u1eadn ti\u1ec7n v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t \u0111\u1ec3 \u0111i\u1ec1u h\u01b0\u1edbng h\u00e0nh h\u1ea3i l\u00e0 H\u1ec7 th\u1ed1ng \u0110\u1ecbnh v\u1ecb To\u00e0n c\u1ea7u (GPS).<\/p>\n

GPS l\u00e0 g\u00ec?<\/strong><\/p>\n

GPS l\u00e0 h\u1ec7 th\u1ed1ng \u0111\u1ecbnh v\u1ecb d\u1ef1a tr\u00ean v\u1ec7 tinh cung c\u1ea5p th\u00f4ng tin ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady v\u1ec1 v\u1ecb tr\u00ed, t\u1ed1c \u0111\u1ed9 v\u00e0 th\u1eddi gian c\u1ee7a t\u00e0u. GPS bao g\u1ed3m ba ph\u00e2n \u0111o\u1ea1n: ph\u00e2n \u0111o\u1ea1n kh\u00f4ng gian, bao g\u1ed3m 24 v\u1ec7 tinh quay quanh tr\u00e1i \u0111\u1ea5t; \u0111o\u1ea1n \u0111i\u1ec1u khi\u1ec3n, theo d\u00f5i v\u00e0 \u0111i\u1ec1u ch\u1ec9nh c\u00e1c v\u1ec7 tinh; v\u00e0 ph\u00e2n kh\u00fac ng\u01b0\u1eddi d\u00f9ng, bao g\u1ed3m c\u00e1c m\u00e1y thu v\u00e0 \u0103ng-ten tr\u00ean t\u00e0u. T\u00edn hi\u1ec7u GPS c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c nh\u1eadn b\u1edfi b\u1ea5t k\u1ef3 thi\u1ebft b\u1ecb n\u00e0o c\u00f3 b\u1ed9 thu GPS, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, m\u00e1y t\u00ednh b\u1ea3ng ho\u1eb7c thi\u1ebft b\u1ecb GPS chuy\u00ean d\u1ee5ng.<\/p>\n

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2 GPS ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/p>\n

GPS ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch \u0111o kho\u1ea3ng c\u00e1ch gi\u1eefa m\u00e1y thu v\u00e0 \u00edt nh\u1ea5t b\u1ed1n v\u1ec7 tinh b\u1eb1ng t\u00edn hi\u1ec7u v\u00f4 tuy\u1ebfn. M\u1ed7i v\u1ec7 tinh ph\u00e1t s\u00f3ng v\u1ecb tr\u00ed v\u00e0 th\u1eddi gian c\u1ee7a n\u00f3, \u0111\u1ed3ng th\u1eddi m\u00e1y thu s\u1ebd t\u00ednh to\u00e1n v\u1ecb tr\u00ed v\u00e0 th\u1eddi gian c\u1ee7a ch\u00ednh n\u00f3 b\u1eb1ng c\u00e1ch so s\u00e1nh t\u00edn hi\u1ec7u t\u1eeb c\u00e1c v\u1ec7 tinh kh\u00e1c nhau. M\u00e1y thu c\u00f3 th\u1ec3 truy c\u1eadp c\u00e0ng nhi\u1ec1u v\u1ec7 tinh th\u00ec v\u1ecb tr\u00ed v\u00e0 th\u1eddi gian s\u1ebd c\u00e0ng ch\u00ednh x\u00e1c. GPS c\u00f3 th\u1ec3 cung c\u1ea5p \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ec1 v\u1ecb tr\u00ed l\u00ean t\u1edbi 3 m\u00e9t v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ec1 th\u1eddi gian l\u00ean t\u1edbi 20 nano gi\u00e2y.<\/p>\n

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3 GPS c\u00f3 th\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c \u0111i\u1ec1u h\u01b0\u1edbng h\u00e0ng h\u1ea3i nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/p>\n

\u0110\u1ecbnh v\u1ecb v\u1ec7 tinh GPS cho t\u00e0u bi\u1ec3n c\u00f3 th\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c \u0111i\u1ec1u h\u01b0\u1edbng h\u00e0ng h\u1ea3i theo nhi\u1ec1u c\u00e1ch. \u0110\u1ea7u ti\u00ean, GPS c\u00f3 th\u1ec3 gi\u1ea3m nhu c\u1ea7u s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 \u0111i\u1ec1u h\u01b0\u1edbng kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 bi\u1ec3u \u0111\u1ed3, la b\u00e0n v\u00e0 k\u00ednh l\u1ee5c ph\u00e2n, nh\u1eefng c\u00f4ng c\u1ee5 c\u00f3 th\u1ec3 c\u1ed3ng k\u1ec1nh, l\u1ed7i th\u1eddi ho\u1eb7c d\u1ec5 m\u1eafc l\u1ed7i. GPS c\u00f3 th\u1ec3 cung c\u1ea5p th\u00f4ng tin c\u1eadp nh\u1eadt v\u00e0 theo th\u1eddi gian th\u1ef1c v\u1ec1 v\u1ecb tr\u00ed, l\u1ed9 tr\u00ecnh v\u00e0 t\u1ed1c \u0111\u1ed9 c\u1ee7a t\u00e0u c\u0169ng nh\u01b0 kho\u1ea3ng c\u00e1ch v\u00e0 h\u01b0\u1edbng \u0111\u1ebfn \u0111\u00edch ho\u1eb7c \u0111i\u1ec3m tham chi\u1ebfu. Th\u1ee9 hai, GPS c\u00f3 th\u1ec3 n\u00e2ng cao t\u00ednh an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a giao th\u00f4ng h\u00e0ng h\u1ea3i, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00f3 kh\u0103n nh\u01b0 s\u01b0\u01a1ng m\u00f9, b\u00f3ng t\u1ed1i ho\u1eb7c v\u00f9ng n\u01b0\u1edbc \u0111\u00f4ng \u0111\u00fac. GPS c\u00f3 th\u1ec3 gi\u00fap tr\u00e1nh va ch\u1ea1m, ti\u1ebfp \u0111\u1ea5t ho\u1eb7c tr\u00f4i d\u1ea1t c\u0169ng nh\u01b0 t\u1ed1i \u01b0u h\u00f3a m\u1ee9c ti\u00eau th\u1ee5 nhi\u00ean li\u1ec7u v\u00e0 th\u1eddi gian di chuy\u1ec3n. Th\u1ee9 ba, GPS c\u00f3 th\u1ec3 k\u00edch ho\u1ea1t c\u00e1c t\u00ednh n\u0103ng v\u00e0 ch\u1ee9c n\u0103ng ti\u00ean ti\u1ebfn h\u01a1n cho \u0111i\u1ec1u h\u01b0\u1edbng h\u00e0ng h\u1ea3i, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u1ec7 th\u1ed1ng th\u00f4ng tin v\u00e0 hi\u1ec3n th\u1ecb h\u1ea3i \u0111\u1ed3 \u0111i\u1ec7n t\u1eed (ECDIS), h\u1ec7 th\u1ed1ng nh\u1eadn d\u1ea1ng t\u1ef1 \u0111\u1ed9ng (AIS) v\u00e0 h\u1ec7 th\u1ed1ng \u0111\u1ecbnh v\u1ecb \u0111\u1ed9ng (DPS). C\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y c\u00f3 th\u1ec3 t\u00edch h\u1ee3p d\u1eef li\u1ec7u GPS v\u1edbi c\u00e1c ngu\u1ed3n th\u00f4ng tin kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ea3n \u0111\u1ed3, th\u1eddi ti\u1ebft, giao th\u00f4ng v\u00e0 quy \u0111\u1ecbnh, \u0111\u1ec3 cung c\u1ea5p c\u00e1i nh\u00ecn to\u00e0n di\u1ec7n v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1ec1 m\u00f4i tr\u01b0\u1eddng h\u00e0ng h\u1ea3i.<\/p>\n

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4 Nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a GPS l\u00e0 g\u00ec?<\/strong><\/p>\n

Tuy nhi\u00ean, \u0110\u1ecbnh v\u1ecb v\u1ec7 tinh GPS cho t\u00e0u th\u1ee7y, kh\u00f4ng ph\u1ea3i l\u00e0 kh\u00f4ng c\u00f3 nh\u1eefng h\u1ea1n ch\u1ebf. GPS ph\u1ee5 thu\u1ed9c v\u00e0o t\u00ednh kh\u1ea3 d\u1ee5ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a t\u00edn hi\u1ec7u v\u1ec7 tinh. T\u00edn hi\u1ec7u n\u00e0y c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec1u y\u1ebfu t\u1ed1 kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111i\u1ec1u ki\u1ec7n kh\u00ed quy\u1ec3n, \u0111\u1ecba h\u00ecnh, t\u00f2a nh\u00e0, nhi\u1ec5u ho\u1eb7c g\u00e2y nhi\u1ec5u. GPS c\u0169ng c\u00f3 th\u1ec3 b\u1ecb l\u1ed7i ho\u1eb7c kh\u00f4ng ch\u00ednh x\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 l\u1ed7i \u0111\u1ed3ng h\u1ed3, l\u1ed7i qu\u1ef9 \u0111\u1ea1o ho\u1eb7c l\u1ed7i \u0111a \u0111\u01b0\u1eddng. GPS c\u0169ng c\u00f3 th\u1ec3 d\u1ec5 b\u1ecb t\u1ea5n c\u00f4ng m\u1ea1ng ho\u1eb7c gi\u1ea3 m\u1ea1o, c\u00f3 th\u1ec3 thao t\u00fang ho\u1eb7c l\u00e0m sai l\u1ec7ch d\u1eef li\u1ec7u GPS. Do \u0111\u00f3, ng\u01b0\u1eddi d\u00f9ng GPS ph\u1ea3i lu\u00f4n x\u00e1c minh v\u00e0 ki\u1ec3m tra ch\u00e9o th\u00f4ng tin GPS v\u1edbi c\u00e1c ngu\u1ed3n \u0111i\u1ec1u h\u01b0\u1edbng kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 quan s\u00e1t tr\u1ef1c quan, c\u1ed9t m\u1ed1c, \u00e2m thanh ho\u1eb7c radar.<\/p>\n

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5 L\u00e0m th\u1ebf n\u00e0o b\u1ea1n c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n k\u1ef9 n\u0103ng GPS c\u1ee7a m\u00ecnh?<\/strong><\/p>\n

\u0110\u1ecbnh v\u1ecb v\u1ec7 tinh GPS cho t\u00e0u bi\u1ec3n l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb v\u00e0 linh ho\u1ea1t \u0111\u1ec3 \u0111\u1ecbnh v\u1ecb h\u00e0ng h\u1ea3i, nh\u01b0ng n\u00f3 \u0111\u00f2i h\u1ecfi ki\u1ebfn \u200b\u200bth\u1ee9c v\u00e0 k\u1ef9 n\u0103ng \u0111\u1ec3 s\u1eed d\u1ee5ng n\u00f3 m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c. \u0110\u1ec3 t\u1ed1i \u0111a h\u00f3a l\u1ee3i \u00edch c\u1ee7a vi\u1ec7c \u0111i\u1ec1u h\u01b0\u1edbng GPS, b\u1ea1n n\u00ean t\u00ecm hi\u1ec3u nh\u1eefng ki\u1ebfn \u200b\u200bth\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a GPS, ch\u1ecdn thi\u1ebft b\u1ecb GPS ph\u00f9 h\u1ee3p, l\u00ean k\u1ebf ho\u1ea1ch tr\u01b0\u1edbc cho l\u1ed9 tr\u00ecnh v\u00e0 \u0111i\u1ec3m tham chi\u1ebfu, gi\u00e1m s\u00e1t thi\u1ebft b\u1ecb GPS th\u01b0\u1eddng xuy\u00ean v\u00e0 duy tr\u00ec thi\u1ebft b\u1ecb GPS c\u1ee7a b\u1ea1n \u1edf t\u00ecnh tr\u1ea1ng t\u1ed1t. Ngo\u00e0i ra, b\u1ea1n n\u00ean ki\u1ec3m tra t\u00ednh ch\u00ednh x\u00e1c v\u00e0 h\u1ee3p l\u1ec7 c\u1ee7a d\u1eef li\u1ec7u GPS, c\u1eadp nh\u1eadt d\u1eef li\u1ec7u khi c\u1ea7n, sao l\u01b0u d\u1eef li\u1ec7u GPS c\u1ee7a m\u00ecnh v\u00e0 c\u00f3 b\u1ea3n \u0111\u1ed3 gi\u1ea5y \u0111\u1ec3 d\u1ef1 ph\u00f2ng. Ngo\u00e0i ra, h\u00e3y l\u01b0u \u00fd c\u00e1c l\u1ed7i ho\u1eb7c nhi\u1ec5u ti\u1ec1m \u1ea9n c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00edn hi\u1ec7u GPS, s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u h\u01b0\u1edbng kh\u00e1c \u0111\u1ec3 x\u00e1c nh\u1eadn v\u1ecb tr\u00ed v\u00e0 h\u01b0\u1edbng c\u1ee7a b\u1ea1n, \u0111\u1ed3ng th\u1eddi b\u00e1o c\u00e1o b\u1ea5t k\u1ef3 s\u1ef1 b\u1ea5t th\u01b0\u1eddng ho\u1eb7c s\u1ef1 c\u1ed1 n\u00e0o v\u1edbi thi\u1ebft b\u1ecb ho\u1eb7c t\u00edn hi\u1ec7u GPS cho c\u01a1 quan ch\u1ee9c n\u0103ng ho\u1eb7c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5. B\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n \u0111ang s\u1eed d\u1ee5ng GPS m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 an to\u00e0n.<\/p>\n

G\u1ecdi 097 800 1968, N\u1ebfu b\u1ea1n c\u1ea7n h\u1ed7 tr\u1ee3 th\u00eam th\u00f4ng tin ! Tr\u00e2n tr\u1ecdng<\/h4>\n

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IMO :<\/a>
\nVR:<\/a>
\nNK<\/a>
\nBV<\/a>
\nABS<\/a>
\nCCS<\/a><\/p>\n

Quy chu\u1ea9n IMO v\u1ec1 GPS<\/a><\/p>\n

Th\u00f4ng s\u1ed1 k\u0129 thu\u1eadt c\u1ee7a GPS<\/a><\/p>\n

B\u1ed9 Ph\u1eadn c\u1ee7a GPS \u2013 \u0110\u1ecbnh V\u1ecb V\u1ec7 Tinh T\u00e0u Bi\u1ec3n<\/a><\/p>\n

Video Tr\u1ea3i nghi\u1ec7m c\u1ee7a Th\u1ee7y th\u1ee7 v\u1edbi GPS\u00a0<\/a><\/p>\n

Video Installation of NSR NGR 3000 GPS<\/a><\/p>\n

Video h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng S\u1ea3n ph\u1ea9m\u00a0<\/a><\/p>","protected":false},"excerpt":{"rendered":"

\u0110\u1ecbnh v\u1ecb v\u1ec7 tinh GPS cho t\u00e0u bi\u1ec3n gi\u00fap g\u00ec cho chuy\u1ebfn \u0111i ? H\u00e0nh h\u1ea3i l\u00e0 ngh\u1ec7 thu\u1eadt v\u00e0 khoa h\u1ecdc x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed v\u00e0 h\u01b0\u1edbng \u0111i c\u1ee7a t\u00e0u thuy\u1ec1n tr\u00ean m\u1eb7t n\u01b0\u1edbc. N\u00f3 li\u00ean quan \u0111\u1ebfn nhi\u1ec1u k\u1ef9 n\u0103ng, c\u00f4ng c\u1ee5 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 bi\u1ec3u \u0111\u1ed3, h\u1ea3i \u0111\u1ed3, la b\u00e0n, k\u00ednh l\u1ee5c ph\u00e2n, radar v\u00e0 s\u00f3ng si\u00eau \u00e2m. Tuy nhi\u00ean, m\u1ed9t trong nh\u1eefng c\u00f4ng c\u1ee5 thu\u1eadn ti\u1ec7n v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t \u0111\u1ec3 \u0111i\u1ec1u h\u01b0\u1edbng h\u00e0nh h\u1ea3i l\u00e0 H\u1ec7 th\u1ed1ng \u0110\u1ecbnh v\u1ecb To\u00e0n c\u1ea7u (GPS). GPS l\u00e0 g\u00ec? GPS l\u00e0 h\u1ec7 th\u1ed1ng \u0111\u1ecbnh v\u1ecb d\u1ef1a tr\u00ean v\u1ec7 tinh cung c\u1ea5p th\u00f4ng tin ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady v\u1ec1 v\u1ecb tr\u00ed, t\u1ed1c \u0111\u1ed9 v\u00e0 th\u1eddi gian c\u1ee7a t\u00e0u. GPS bao g\u1ed3m ba ph\u00e2n \u0111o\u1ea1n: ph\u00e2n \u0111o\u1ea1n kh\u00f4ng gian, bao g\u1ed3m 24 v\u1ec7 tinh quay quanh tr\u00e1i \u0111\u1ea5t; \u0111o\u1ea1n \u0111i\u1ec1u khi\u1ec3n, theo d\u00f5i v\u00e0 \u0111i\u1ec1u ch\u1ec9nh c\u00e1c v\u1ec7 tinh; v\u00e0 ph\u00e2n kh\u00fac ng\u01b0\u1eddi d\u00f9ng, bao g\u1ed3m c\u00e1c m\u00e1y thu v\u00e0 \u0103ng-ten tr\u00ean t\u00e0u. T\u00edn hi\u1ec7u GPS c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c nh\u1eadn b\u1edfi b\u1ea5t k\u1ef3 thi\u1ebft b\u1ecb n\u00e0o c\u00f3 b\u1ed9 thu GPS, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, m\u00e1y t\u00ednh b\u1ea3ng ho\u1eb7c thi\u1ebft b\u1ecb GPS chuy\u00ean d\u1ee5ng.   2 GPS ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o? GPS ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch \u0111o kho\u1ea3ng c\u00e1ch gi\u1eefa m\u00e1y thu v\u00e0 \u00edt nh\u1ea5t b\u1ed1n v\u1ec7 tinh b\u1eb1ng t\u00edn hi\u1ec7u v\u00f4 tuy\u1ebfn. M\u1ed7i v\u1ec7 tinh ph\u00e1t s\u00f3ng v\u1ecb tr\u00ed v\u00e0 th\u1eddi gian c\u1ee7a n\u00f3, \u0111\u1ed3ng th\u1eddi m\u00e1y thu s\u1ebd t\u00ednh to\u00e1n v\u1ecb tr\u00ed v\u00e0 th\u1eddi gian c\u1ee7a ch\u00ednh n\u00f3 b\u1eb1ng c\u00e1ch so s\u00e1nh t\u00edn hi\u1ec7u t\u1eeb c\u00e1c v\u1ec7 tinh kh\u00e1c nhau. M\u00e1y thu c\u00f3 th\u1ec3 truy c\u1eadp c\u00e0ng nhi\u1ec1u v\u1ec7 tinh th\u00ec v\u1ecb tr\u00ed v\u00e0 th\u1eddi gian s\u1ebd c\u00e0ng ch\u00ednh x\u00e1c. GPS c\u00f3 th\u1ec3 cung c\u1ea5p \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ec1 v\u1ecb tr\u00ed l\u00ean t\u1edbi 3 m\u00e9t v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c v\u1ec1 th\u1eddi gian l\u00ean t\u1edbi 20 nano gi\u00e2y.   3 GPS c\u00f3 th\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c \u0111i\u1ec1u h\u01b0\u1edbng h\u00e0ng h\u1ea3i nh\u01b0 th\u1ebf n\u00e0o? \u0110\u1ecbnh v\u1ecb v\u1ec7 tinh GPS cho t\u00e0u bi\u1ec3n c\u00f3 th\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c \u0111i\u1ec1u h\u01b0\u1edbng h\u00e0ng h\u1ea3i theo nhi\u1ec1u c\u00e1ch. \u0110\u1ea7u ti\u00ean, GPS c\u00f3 th\u1ec3 gi\u1ea3m nhu c\u1ea7u s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 \u0111i\u1ec1u h\u01b0\u1edbng kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 bi\u1ec3u \u0111\u1ed3, la b\u00e0n v\u00e0 k\u00ednh l\u1ee5c ph\u00e2n, nh\u1eefng c\u00f4ng c\u1ee5 c\u00f3 th\u1ec3 c\u1ed3ng k\u1ec1nh, l\u1ed7i th\u1eddi ho\u1eb7c d\u1ec5 m\u1eafc l\u1ed7i. GPS c\u00f3 th\u1ec3 cung c\u1ea5p th\u00f4ng tin c\u1eadp nh\u1eadt v\u00e0 theo th\u1eddi gian th\u1ef1c v\u1ec1 v\u1ecb tr\u00ed, l\u1ed9 tr\u00ecnh v\u00e0 t\u1ed1c \u0111\u1ed9 c\u1ee7a t\u00e0u c\u0169ng nh\u01b0 kho\u1ea3ng c\u00e1ch v\u00e0 h\u01b0\u1edbng \u0111\u1ebfn \u0111\u00edch ho\u1eb7c \u0111i\u1ec3m tham chi\u1ebfu. Th\u1ee9 hai, GPS c\u00f3 th\u1ec3 n\u00e2ng cao t\u00ednh an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a giao th\u00f4ng h\u00e0ng h\u1ea3i, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00f3 kh\u0103n nh\u01b0 s\u01b0\u01a1ng m\u00f9, b\u00f3ng t\u1ed1i ho\u1eb7c v\u00f9ng n\u01b0\u1edbc \u0111\u00f4ng \u0111\u00fac. GPS c\u00f3 th\u1ec3 gi\u00fap tr\u00e1nh va ch\u1ea1m, ti\u1ebfp \u0111\u1ea5t ho\u1eb7c tr\u00f4i d\u1ea1t c\u0169ng nh\u01b0 t\u1ed1i \u01b0u h\u00f3a m\u1ee9c ti\u00eau th\u1ee5 nhi\u00ean li\u1ec7u v\u00e0 th\u1eddi gian di chuy\u1ec3n. Th\u1ee9 ba, GPS c\u00f3 th\u1ec3 k\u00edch ho\u1ea1t c\u00e1c t\u00ednh n\u0103ng v\u00e0 ch\u1ee9c n\u0103ng ti\u00ean ti\u1ebfn h\u01a1n cho \u0111i\u1ec1u h\u01b0\u1edbng h\u00e0ng h\u1ea3i, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u1ec7 th\u1ed1ng th\u00f4ng tin v\u00e0 hi\u1ec3n th\u1ecb h\u1ea3i \u0111\u1ed3 \u0111i\u1ec7n t\u1eed (ECDIS), h\u1ec7 th\u1ed1ng nh\u1eadn d\u1ea1ng t\u1ef1 \u0111\u1ed9ng (AIS) v\u00e0 h\u1ec7 th\u1ed1ng \u0111\u1ecbnh v\u1ecb \u0111\u1ed9ng (DPS). C\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y c\u00f3 th\u1ec3 t\u00edch h\u1ee3p d\u1eef li\u1ec7u GPS v\u1edbi c\u00e1c ngu\u1ed3n th\u00f4ng tin kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ea3n \u0111\u1ed3, th\u1eddi ti\u1ebft, giao th\u00f4ng v\u00e0 quy \u0111\u1ecbnh, \u0111\u1ec3 cung c\u1ea5p c\u00e1i nh\u00ecn to\u00e0n di\u1ec7n v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1ec1 m\u00f4i tr\u01b0\u1eddng h\u00e0ng h\u1ea3i.   4 Nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a GPS l\u00e0 g\u00ec? Tuy nhi\u00ean, \u0110\u1ecbnh v\u1ecb v\u1ec7 tinh GPS cho t\u00e0u th\u1ee7y, kh\u00f4ng ph\u1ea3i l\u00e0 kh\u00f4ng c\u00f3 nh\u1eefng h\u1ea1n ch\u1ebf. GPS ph\u1ee5 thu\u1ed9c v\u00e0o t\u00ednh kh\u1ea3 d\u1ee5ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a t\u00edn hi\u1ec7u v\u1ec7 tinh. T\u00edn hi\u1ec7u n\u00e0y c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec1u y\u1ebfu t\u1ed1 kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111i\u1ec1u ki\u1ec7n kh\u00ed quy\u1ec3n, \u0111\u1ecba h\u00ecnh, t\u00f2a nh\u00e0, nhi\u1ec5u ho\u1eb7c g\u00e2y nhi\u1ec5u. GPS c\u0169ng c\u00f3 th\u1ec3 b\u1ecb l\u1ed7i ho\u1eb7c kh\u00f4ng ch\u00ednh x\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 l\u1ed7i \u0111\u1ed3ng h\u1ed3, l\u1ed7i qu\u1ef9 \u0111\u1ea1o ho\u1eb7c l\u1ed7i \u0111a \u0111\u01b0\u1eddng. GPS c\u0169ng c\u00f3 th\u1ec3 d\u1ec5 b\u1ecb t\u1ea5n c\u00f4ng m\u1ea1ng ho\u1eb7c gi\u1ea3 m\u1ea1o, c\u00f3 th\u1ec3 thao t\u00fang ho\u1eb7c l\u00e0m sai l\u1ec7ch d\u1eef li\u1ec7u GPS. Do \u0111\u00f3, ng\u01b0\u1eddi d\u00f9ng GPS ph\u1ea3i lu\u00f4n x\u00e1c minh v\u00e0 ki\u1ec3m tra ch\u00e9o th\u00f4ng tin GPS v\u1edbi c\u00e1c ngu\u1ed3n \u0111i\u1ec1u h\u01b0\u1edbng kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 quan s\u00e1t tr\u1ef1c quan, c\u1ed9t m\u1ed1c, \u00e2m thanh ho\u1eb7c radar.   5 L\u00e0m th\u1ebf n\u00e0o b\u1ea1n c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n k\u1ef9 n\u0103ng GPS c\u1ee7a m\u00ecnh? \u0110\u1ecbnh v\u1ecb v\u1ec7 tinh GPS cho t\u00e0u bi\u1ec3n l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb v\u00e0 linh ho\u1ea1t \u0111\u1ec3 \u0111\u1ecbnh v\u1ecb h\u00e0ng h\u1ea3i, nh\u01b0ng n\u00f3 \u0111\u00f2i h\u1ecfi ki\u1ebfn \u200b\u200bth\u1ee9c v\u00e0 k\u1ef9 n\u0103ng \u0111\u1ec3 s\u1eed d\u1ee5ng n\u00f3 m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c. \u0110\u1ec3 t\u1ed1i \u0111a h\u00f3a l\u1ee3i \u00edch c\u1ee7a vi\u1ec7c \u0111i\u1ec1u h\u01b0\u1edbng GPS, b\u1ea1n n\u00ean t\u00ecm hi\u1ec3u nh\u1eefng ki\u1ebfn \u200b\u200bth\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a GPS, ch\u1ecdn thi\u1ebft b\u1ecb GPS ph\u00f9 h\u1ee3p, l\u00ean k\u1ebf ho\u1ea1ch tr\u01b0\u1edbc cho l\u1ed9 tr\u00ecnh v\u00e0 \u0111i\u1ec3m tham chi\u1ebfu, gi\u00e1m s\u00e1t thi\u1ebft b\u1ecb GPS th\u01b0\u1eddng xuy\u00ean v\u00e0 duy tr\u00ec thi\u1ebft b\u1ecb GPS c\u1ee7a b\u1ea1n \u1edf t\u00ecnh tr\u1ea1ng t\u1ed1t. Ngo\u00e0i ra, b\u1ea1n n\u00ean ki\u1ec3m tra t\u00ednh ch\u00ednh x\u00e1c v\u00e0 h\u1ee3p l\u1ec7 c\u1ee7a d\u1eef li\u1ec7u GPS, c\u1eadp nh\u1eadt d\u1eef li\u1ec7u khi c\u1ea7n, sao l\u01b0u d\u1eef li\u1ec7u GPS c\u1ee7a m\u00ecnh v\u00e0 c\u00f3 b\u1ea3n \u0111\u1ed3 gi\u1ea5y \u0111\u1ec3 d\u1ef1 ph\u00f2ng. Ngo\u00e0i ra, h\u00e3y l\u01b0u \u00fd c\u00e1c l\u1ed7i ho\u1eb7c nhi\u1ec5u ti\u1ec1m \u1ea9n c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00edn hi\u1ec7u GPS, s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u h\u01b0\u1edbng kh\u00e1c \u0111\u1ec3 x\u00e1c nh\u1eadn v\u1ecb tr\u00ed v\u00e0 h\u01b0\u1edbng c\u1ee7a b\u1ea1n, \u0111\u1ed3ng th\u1eddi b\u00e1o c\u00e1o b\u1ea5t k\u1ef3 s\u1ef1 b\u1ea5t th\u01b0\u1eddng ho\u1eb7c s\u1ef1 c\u1ed1 n\u00e0o v\u1edbi thi\u1ebft b\u1ecb ho\u1eb7c t\u00edn hi\u1ec7u GPS cho c\u01a1 quan ch\u1ee9c n\u0103ng ho\u1eb7c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5. B\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n \u0111ang s\u1eed d\u1ee5ng GPS m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 an to\u00e0n. G\u1ecdi 097 800 1968, N\u1ebfu b\u1ea1n c\u1ea7n h\u1ed7 tr\u1ee3<\/p>","protected":false},"author":1,"featured_media":847,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[158],"tags":[129,131,130],"class_list":["post-846","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-update-news","tag-dinh-vi-ve-tinh-tau-thuyen","tag-gps-kem-ban-do","tag-gps-tau-thuyen"],"_links":{"self":[{"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/posts\/846","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/comments?post=846"}],"version-history":[{"count":5,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/posts\/846\/revisions"}],"predecessor-version":[{"id":4160,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/posts\/846\/revisions\/4160"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/media\/847"}],"wp:attachment":[{"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/media?parent=846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/categories?post=846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/tags?post=846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}