{"id":3531,"date":"2025-03-01T22:41:59","date_gmt":"2025-03-01T15:41:59","guid":{"rendered":"https:\/\/antoanhanghai.com\/?p=3531"},"modified":"2025-03-11T22:36:38","modified_gmt":"2025-03-11T15:36:38","slug":"dsc","status":"publish","type":"post","link":"https:\/\/antoanhanghai.com\/en\/dsc\/","title":{"rendered":"{Edu} DSC L\u00e0 G\u00ec Trong H\u00e0ng H\u1ea3i?"},"content":{"rendered":"<p><strong data-spm-anchor-id=\"5aebb161.2ef5001f.0.i68.14b05171nGzw27\">DSC <\/strong>(vi\u1ebft t\u1eaft c\u1ee7a <strong>Digital Selective Calling <\/strong>) l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng li\u00ean l\u1ea1c k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong l\u0129nh v\u1ef1c h\u00e0ng h\u1ea3i \u0111\u1ec3 thi\u1ebft l\u1eadp li\u00ean l\u1ea1c gi\u1eefa c\u00e1c t\u00e0u v\u1edbi nhau ho\u1eb7c gi\u1eefa t\u00e0u v\u00e0 tr\u1ea1m b\u1edd. DSC l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng c\u1ee7a h\u1ec7 th\u1ed1ng v\u00f4 tuy\u1ebfn h\u00e0ng h\u1ea3i hi\u1ec7n \u0111\u1ea1i, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p nh\u01b0 b\u00e1o \u0111\u1ed9ng c\u1ee9u n\u1ea1n (distress alerting).<\/p>\n<p>&nbsp;<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-3532 aligncenter\" src=\"https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/tai-web-2.jpeg\" alt=\"\" width=\"466\" height=\"400\" srcset=\"https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/tai-web-2.jpeg 242w, https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/tai-web-2-14x12.jpeg 14w\" sizes=\"(max-width: 466px) 100vw, 466px\" \/><img decoding=\"async\" class=\"size-full wp-image-3533 aligncenter\" src=\"https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/1698044535386595.png\" alt=\"\" width=\"410\" height=\"300\" srcset=\"https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/1698044535386595.png 410w, https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/1698044535386595-16x12.png 16w\" sizes=\"(max-width: 410px) 100vw, 410px\" \/><\/p>\n<figure id=\"attachment_3456\" aria-describedby=\"caption-attachment-3456\" style=\"width: 400px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-medium wp-image-3456\" src=\"https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/Image_20250227101620-400x400.jpg\" alt=\"M\u00e1y VHF DSC class D\" width=\"400\" height=\"400\" srcset=\"https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/Image_20250227101620-400x400.jpg 400w, https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/Image_20250227101620-280x280.jpg 280w, https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/Image_20250227101620-12x12.jpg 12w, https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/Image_20250227101620-510x510.jpg 510w, https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/Image_20250227101620-100x100.jpg 100w, https:\/\/antoanhanghai.com\/wp-content\/uploads\/2025\/03\/Image_20250227101620.jpg 750w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><figcaption id=\"caption-attachment-3456\" class=\"wp-caption-text\">M\u00e1y VHF DSC class D<\/figcaption><\/figure>\n<h3 data-spm-anchor-id=\"5aebb161.2ef5001f.0.i69.14b05171nGzw27\"><strong data-spm-anchor-id=\"5aebb161.2ef5001f.0.i71.14b05171nGzw27\">Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng:<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>Truy\u1ec1n t\u00edn hi\u1ec7u s\u1ed1:<\/strong>\n<ul>\n<li data-spm-anchor-id=\"5aebb161.2ef5001f.0.i70.14b05171nGzw27\">G\u1ecdi ch\u1ecdn s\u1ed1 s\u1eed d\u1ee5ng s\u00f3ng v\u00f4 tuy\u1ebfn <strong>VHF (Very High Frequency) <\/strong>, <strong>MF (Medium Frequency) <\/strong>ho\u1eb7c <strong>HF (High Frequency) <\/strong>\u0111\u1ec3 g\u1eedi v\u00e0 nh\u1eadn c\u00e1c t\u00edn hi\u1ec7u k\u1ef9 thu\u1eadt s\u1ed1.<\/li>\n<li>C\u00e1c t\u00edn hi\u1ec7u n\u00e0y ch\u1ee9a th\u00f4ng tin c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 danh t\u00ednh t\u00e0u (MMSI &#8211; Maritime Mobile Service Identity), lo\u1ea1i cu\u1ed9c g\u1ecdi (kh\u1ea9n c\u1ea5p, an to\u00e0n, th\u01b0\u1eddng l\u1ec7) v\u00e0 k\u00eanh li\u00ean l\u1ea1c.<\/li>\n<\/ul>\n<\/li>\n<li><strong>T\u1ef1 \u0111\u1ed9ng h\u00f3a:<\/strong>\n<ul>\n<li>Khi m\u1ed9t t\u00e0u g\u1eedi t\u00edn hi\u1ec7u DSC, thi\u1ebft b\u1ecb s\u1ebd t\u1ef1 \u0111\u1ed9ng ch\u1ecdn k\u00eanh li\u00ean l\u1ea1c ph\u00f9 h\u1ee3p (th\u01b0\u1eddng l\u00e0 k\u00eanh tho\u1ea1i ho\u1eb7c telex).<\/li>\n<li>Thi\u1ebft b\u1ecb DSC tr\u00ean t\u00e0u nh\u1eadn t\u00edn hi\u1ec7u s\u1ebd ph\u00e1t c\u1ea3nh b\u00e1o \u00e2m thanh ho\u1eb7c h\u00ecnh \u1ea3nh \u0111\u1ec3 thu h\u00fat s\u1ef1 ch\u00fa \u00fd c\u1ee7a th\u1ee7y th\u1ee7 \u0111o\u00e0n.<\/li>\n<\/ul>\n<\/li>\n<li><strong>K\u1ebft n\u1ed1i nhanh ch\u00f3ng:<\/strong>\n<ul>\n<li>Thay v\u00ec ph\u1ea3i g\u1ecdi b\u1eb1ng gi\u1ecdng n\u00f3i qua v\u00f4 tuy\u1ebfn, DSC cho ph\u00e9p thi\u1ebft l\u1eadp li\u00ean l\u1ea1c ch\u1ec9 b\u1eb1ng m\u1ed9t n\u00fat b\u1ea5m, gi\u00fap ti\u1ebft ki\u1ec7m th\u1eddi gian trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3><strong data-spm-anchor-id=\"5aebb161.2ef5001f.0.i72.14b05171nGzw27\">\u1ee8ng d\u1ee5ng c\u1ee7a G\u1ecdi ch\u1ecdn s\u1ed1 trong h\u00e0ng h\u1ea3i:<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>B\u00e1o \u0111\u1ed9ng kh\u1ea9n c\u1ea5p (Distress Alert):<\/strong>\n<ul>\n<li>\u0110\u00e2y l\u00e0 ch\u1ee9c n\u0103ng quan tr\u1ecdng nh\u1ea5t c\u1ee7a DSC. Khi t\u00e0u g\u1eb7p nguy hi\u1ec3m (ch\u00ecm, ch\u00e1y, va ch\u1ea1m), thuy\u1ec1n tr\u01b0\u1edfng c\u00f3 th\u1ec3 k\u00edch ho\u1ea1t n\u00fat &#8220;Distress&#8221; tr\u00ean thi\u1ebft b\u1ecb DSC.<\/li>\n<li>T\u00edn hi\u1ec7u b\u00e1o \u0111\u1ed9ng s\u1ebd \u0111\u01b0\u1ee3c g\u1eedi t\u1ef1 \u0111\u1ed9ng \u0111\u1ebfn:\n<ul>\n<li>T\u1ea5t c\u1ea3 c\u00e1c t\u00e0u trong ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<li>Tr\u1ea1m b\u1edd g\u1ea7n nh\u1ea5t ho\u1eb7c trung t\u00e2m t\u00ecm ki\u1ebfm c\u1ee9u n\u1ea1n (RCC &#8211; Rescue Coordination Center).<\/li>\n<\/ul>\n<\/li>\n<li>T\u00edn hi\u1ec7u n\u00e0y bao g\u1ed3m th\u00f4ng tin nh\u01b0 v\u1ecb tr\u00ed t\u00e0u, danh t\u00ednh (MMSI) v\u00e0 lo\u1ea1i s\u1ef1 c\u1ed1.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Li\u00ean l\u1ea1c th\u01b0\u1eddng l\u1ec7:<\/strong>\n<ul>\n<li>G\u1ecdi ch\u1ecdn s\u1ed1 c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 thi\u1ebft l\u1eadp li\u00ean l\u1ea1c kh\u00f4ng kh\u1ea9n c\u1ea5p, ch\u1eb3ng h\u1ea1n nh\u01b0 y\u00eau c\u1ea7u k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t t\u00e0u kh\u00e1c ho\u1eb7c tr\u1ea1m b\u1edd.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Th\u00f4ng b\u00e1o an to\u00e0n h\u00e0ng h\u1ea3i (Safety Calls):<\/strong>\n<ul>\n<li>DSC c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 g\u1eedi c\u00e1c th\u00f4ng b\u00e1o quan tr\u1ecdng v\u1ec1 th\u1eddi ti\u1ebft, \u0111i\u1ec1u ki\u1ec7n bi\u1ec3n ho\u1eb7c c\u00e1c m\u1ed1i nguy hi\u1ec3m ti\u1ec1m t\u00e0ng.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Qu\u1ea3n l\u00fd giao th\u00f4ng h\u00e0ng h\u1ea3i:<\/strong>\n<ul>\n<li>C\u00e1c tr\u1ea1m b\u1edd c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng G\u1ecdi ch\u1ecdn s\u1ed1 \u0111\u1ec3 g\u1eedi th\u00f4ng \u0111i\u1ec7p \u0111\u1ebfn m\u1ed9t nh\u00f3m t\u00e0u c\u1ee5 th\u1ec3 ho\u1eb7c t\u1ea5t c\u1ea3 c\u00e1c t\u00e0u trong khu v\u1ef1c.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3><strong>\u01afu \u0111i\u1ec3m c\u1ee7a G\u1ecdi ch\u1ecdn s\u1ed1:<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>T\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c cao:<\/strong>\n<ul>\n<li>DSC g\u1eedi th\u00f4ng tin nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c m\u00e0 kh\u00f4ng c\u1ea7n truy\u1ec1n t\u1ea3i b\u1eb1ng gi\u1ecdng n\u00f3i.<\/li>\n<\/ul>\n<\/li>\n<li><strong>T\u1ef1 \u0111\u1ed9ng h\u00f3a:<\/strong>\n<ul>\n<li>Gi\u1ea3m thi\u1ec3u sai s\u00f3t do con ng\u01b0\u1eddi v\u00e0 ti\u1ebft ki\u1ec7m th\u1eddi gian trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Ph\u1ea1m vi r\u1ed9ng:<\/strong>\n<ul>\n<li>DSC c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1edf nhi\u1ec1u b\u0103ng t\u1ea7n kh\u00e1c nhau (VHF, MF, HF), t\u00f9y thu\u1ed9c v\u00e0o kho\u1ea3ng c\u00e1ch v\u00e0 \u0111i\u1ec1u ki\u1ec7n li\u00ean l\u1ea1c.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh qu\u1ed1c t\u1ebf:<\/strong>\n<ul>\n<li>Theo C\u00f4ng \u01b0\u1edbc SOLAS, c\u00e1c t\u00e0u th\u01b0\u01a1ng m\u1ea1i v\u00e0 t\u00e0u kh\u00e1ch qu\u1ed1c t\u1ebf b\u1eaft bu\u1ed9c ph\u1ea3i l\u1eafp \u0111\u1eb7t thi\u1ebft b\u1ecb DSC \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3><strong data-spm-anchor-id=\"5aebb161.2ef5001f.0.i74.14b05171nGzw27\">H\u1ea1n ch\u1ebf c\u1ee7a G\u1ecdi ch\u1ecdn s\u1ed1:<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>Ph\u1ee5 thu\u1ed9c v\u00e0o ngu\u1ed3n \u0111i\u1ec7n:<\/strong>\n<ul>\n<li>N\u1ebfu t\u00e0u m\u1ea5t \u0111i\u1ec7n ho\u1eb7c thi\u1ebft b\u1ecb DSC b\u1ecb h\u1ecfng, kh\u1ea3 n\u0103ng li\u00ean l\u1ea1c s\u1ebd b\u1ecb gi\u00e1n \u0111o\u1ea1n.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Y\u00eau c\u1ea7u \u0111\u00e0o t\u1ea1o:<\/strong>\n<ul>\n<li>Th\u1ee7y th\u1ee7 \u0111o\u00e0n c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o \u0111\u1ec3 s\u1eed d\u1ee5ng DSC hi\u1ec7u qu\u1ea3, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Kh\u00f4ng thay th\u1ebf ho\u00e0n to\u00e0n li\u00ean l\u1ea1c tho\u1ea1i:<\/strong>\n<ul>\n<li>G\u1ecdi ch\u1ecdn s\u1ed1 ch\u1ec9 thi\u1ebft l\u1eadp li\u00ean l\u1ea1c ban \u0111\u1ea7u; sau \u0111\u00f3, c\u00e1c cu\u1ed9c h\u1ed9i tho\u1ea1i chi ti\u1ebft v\u1eabn c\u1ea7n th\u1ef1c hi\u1ec7n qua v\u00f4 tuy\u1ebfn tho\u1ea1i.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3><strong data-spm-anchor-id=\"5aebb161.2ef5001f.0.i75.14b05171nGzw27\">C\u00e1c lo\u1ea1i G\u1ecdi ch\u1ecdn s\u1ed1 ph\u1ed5 bi\u1ebfn:<\/strong><\/h3>\n<ol start=\"1\">\n<li><strong>DSC VHF:<\/strong>\n<ul>\n<li>Ho\u1ea1t \u0111\u1ed9ng \u1edf b\u0103ng t\u1ea7n VHF (156-174 MHz), th\u01b0\u1eddng d\u00f9ng trong ph\u1ea1m vi ng\u1eafn (kho\u1ea3ng 20-30 h\u1ea3i l\u00fd).<\/li>\n<li>Ph\u1ed5 bi\u1ebfn nh\u1ea5t trong li\u00ean l\u1ea1c gi\u1eefa c\u00e1c t\u00e0u g\u1ea7n b\u1edd.<\/li>\n<\/ul>\n<\/li>\n<li><strong>DSC MF\/HF:<\/strong>\n<ul>\n<li>Ho\u1ea1t \u0111\u1ed9ng \u1edf b\u0103ng t\u1ea7n MF (trung t\u1ea7n) ho\u1eb7c HF (cao t\u1ea7n), d\u00f9ng trong ph\u1ea1m vi xa h\u01a1n (c\u00f3 th\u1ec3 l\u00ean t\u1edbi h\u00e0ng tr\u0103m h\u1ea3i l\u00fd).<\/li>\n<li>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean c\u00e1c t\u00e0u th\u01b0\u01a1ng m\u1ea1i l\u1edbn ho\u1eb7c t\u00e0u ho\u1ea1t \u0111\u1ed9ng \u1edf v\u00f9ng bi\u1ec3n xa.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>G\u1ecdi ch\u1ecdn s\u1ed1 l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 li\u00ean l\u1ea1c quan tr\u1ecdng trong h\u00e0ng h\u1ea3i, gi\u00fap thi\u1ebft l\u1eadp li\u00ean l\u1ea1c nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p. \u0110\u00e2y l\u00e0 m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong h\u1ec7 th\u1ed1ng an to\u00e0n h\u00e0ng h\u1ea3i hi\u1ec7n \u0111\u1ea1i.<\/p>\n<p>&nbsp;<\/p>\n<h4>Hi v\u1ecdng b\u00e0i vi\u1ebft ph\u1ea7n n\u00e0o gi\u00fap b\u1ea1n hi\u1ec3u th\u00eam v\u1ec1 DSC, n\u1ebfu b\u1ea1n c\u1ea7n th\u00eam th\u00f4ng tin h\u1ed7 tr\u1ee3, h\u00e3y li\u00ean h\u1ec7 ch\u00fang t\u00f4i 097 800 1968 ( \u0110T\/ ZALO)<\/h4>\n<div>LINK<\/div>\n<div>\n<div><a href=\"https:\/\/www.dnv.com\/maritime\/ship-classification\/\" target=\"_blank\" rel=\"noopener\">DNV<\/a><\/div>\n<div><a href=\"https:\/\/ww2.eagle.org\/en.html\" target=\"_blank\" rel=\"noopener\">ABS<\/a><\/div>\n<div><a href=\"https:\/\/www.classnk.or.jp\/hp\/en\/index.html\" target=\"_blank\" rel=\"noopener\">NK<\/a><\/div>\n<div><a href=\"https:\/\/antoanhanghai.com\/en\/tieu-chuan-cho-phan-xa-radar-msc-510105\/\" target=\"_blank\" rel=\"noopener\">CCS<\/a><\/div>\n<div><a href=\"http:\/\/www.vr.org.vn\/\" target=\"_blank\" rel=\"noopener\">VR<\/a><\/div>\n<\/div>\n<div><a href=\"https:\/\/antoanhanghai.com\/en\/product\/may-thu-phat-mf-hf\/\">Link s\u1ea3n ph\u1ea9m MF\/HF<\/a><\/div>\n<div><a href=\"https:\/\/antoanhanghai.com\/en\/product\/may-bo-dam-tram-hang-hai\/\">Link s\u1ea3n ph\u1ea9m VHF 1<\/a><\/div>\n<div><a href=\"https:\/\/antoanhanghai.com\/en\/product\/may-vhf-dsc-class-d\/\">Link s\u1ea3n ph\u1ea9m class D<\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>DSC (vi\u1ebft t\u1eaft c\u1ee7a Digital Selective Calling ) l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng li\u00ean l\u1ea1c k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong l\u0129nh v\u1ef1c h\u00e0ng h\u1ea3i \u0111\u1ec3 thi\u1ebft l\u1eadp li\u00ean l\u1ea1c gi\u1eefa c\u00e1c t\u00e0u v\u1edbi nhau ho\u1eb7c gi\u1eefa t\u00e0u v\u00e0 tr\u1ea1m b\u1edd. DSC l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng c\u1ee7a h\u1ec7 th\u1ed1ng v\u00f4 tuy\u1ebfn h\u00e0ng h\u1ea3i hi\u1ec7n \u0111\u1ea1i, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p nh\u01b0 b\u00e1o \u0111\u1ed9ng c\u1ee9u n\u1ea1n (distress alerting). &nbsp; Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng: Truy\u1ec1n t\u00edn hi\u1ec7u s\u1ed1: G\u1ecdi ch\u1ecdn s\u1ed1 s\u1eed d\u1ee5ng s\u00f3ng v\u00f4 tuy\u1ebfn VHF (Very High Frequency) , MF (Medium Frequency) ho\u1eb7c HF (High Frequency) \u0111\u1ec3 g\u1eedi v\u00e0 nh\u1eadn c\u00e1c t\u00edn hi\u1ec7u k\u1ef9 thu\u1eadt s\u1ed1. C\u00e1c t\u00edn hi\u1ec7u n\u00e0y ch\u1ee9a th\u00f4ng tin c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 danh t\u00ednh t\u00e0u (MMSI &#8211; Maritime Mobile Service Identity), lo\u1ea1i cu\u1ed9c g\u1ecdi (kh\u1ea9n c\u1ea5p, an to\u00e0n, th\u01b0\u1eddng l\u1ec7) v\u00e0 k\u00eanh li\u00ean l\u1ea1c. T\u1ef1 \u0111\u1ed9ng h\u00f3a: Khi m\u1ed9t t\u00e0u g\u1eedi t\u00edn hi\u1ec7u DSC, thi\u1ebft b\u1ecb s\u1ebd t\u1ef1 \u0111\u1ed9ng ch\u1ecdn k\u00eanh li\u00ean l\u1ea1c ph\u00f9 h\u1ee3p (th\u01b0\u1eddng l\u00e0 k\u00eanh tho\u1ea1i ho\u1eb7c telex). Thi\u1ebft b\u1ecb DSC tr\u00ean t\u00e0u nh\u1eadn t\u00edn hi\u1ec7u s\u1ebd ph\u00e1t c\u1ea3nh b\u00e1o \u00e2m thanh ho\u1eb7c h\u00ecnh \u1ea3nh \u0111\u1ec3 thu h\u00fat s\u1ef1 ch\u00fa \u00fd c\u1ee7a th\u1ee7y th\u1ee7 \u0111o\u00e0n. K\u1ebft n\u1ed1i nhanh ch\u00f3ng: Thay v\u00ec ph\u1ea3i g\u1ecdi b\u1eb1ng gi\u1ecdng n\u00f3i qua v\u00f4 tuy\u1ebfn, DSC cho ph\u00e9p thi\u1ebft l\u1eadp li\u00ean l\u1ea1c ch\u1ec9 b\u1eb1ng m\u1ed9t n\u00fat b\u1ea5m, gi\u00fap ti\u1ebft ki\u1ec7m th\u1eddi gian trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p. \u1ee8ng d\u1ee5ng c\u1ee7a G\u1ecdi ch\u1ecdn s\u1ed1 trong h\u00e0ng h\u1ea3i: B\u00e1o \u0111\u1ed9ng kh\u1ea9n c\u1ea5p (Distress Alert): \u0110\u00e2y l\u00e0 ch\u1ee9c n\u0103ng quan tr\u1ecdng nh\u1ea5t c\u1ee7a DSC. Khi t\u00e0u g\u1eb7p nguy hi\u1ec3m (ch\u00ecm, ch\u00e1y, va ch\u1ea1m), thuy\u1ec1n tr\u01b0\u1edfng c\u00f3 th\u1ec3 k\u00edch ho\u1ea1t n\u00fat &#8220;Distress&#8221; tr\u00ean thi\u1ebft b\u1ecb DSC. T\u00edn hi\u1ec7u b\u00e1o \u0111\u1ed9ng s\u1ebd \u0111\u01b0\u1ee3c g\u1eedi t\u1ef1 \u0111\u1ed9ng \u0111\u1ebfn: T\u1ea5t c\u1ea3 c\u00e1c t\u00e0u trong ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng. Tr\u1ea1m b\u1edd g\u1ea7n nh\u1ea5t ho\u1eb7c trung t\u00e2m t\u00ecm ki\u1ebfm c\u1ee9u n\u1ea1n (RCC &#8211; Rescue Coordination Center). T\u00edn hi\u1ec7u n\u00e0y bao g\u1ed3m th\u00f4ng tin nh\u01b0 v\u1ecb tr\u00ed t\u00e0u, danh t\u00ednh (MMSI) v\u00e0 lo\u1ea1i s\u1ef1 c\u1ed1. Li\u00ean l\u1ea1c th\u01b0\u1eddng l\u1ec7: G\u1ecdi ch\u1ecdn s\u1ed1 c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 thi\u1ebft l\u1eadp li\u00ean l\u1ea1c kh\u00f4ng kh\u1ea9n c\u1ea5p, ch\u1eb3ng h\u1ea1n nh\u01b0 y\u00eau c\u1ea7u k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t t\u00e0u kh\u00e1c ho\u1eb7c tr\u1ea1m b\u1edd. Th\u00f4ng b\u00e1o an to\u00e0n h\u00e0ng h\u1ea3i (Safety Calls): DSC c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 g\u1eedi c\u00e1c th\u00f4ng b\u00e1o quan tr\u1ecdng v\u1ec1 th\u1eddi ti\u1ebft, \u0111i\u1ec1u ki\u1ec7n bi\u1ec3n ho\u1eb7c c\u00e1c m\u1ed1i nguy hi\u1ec3m ti\u1ec1m t\u00e0ng. Qu\u1ea3n l\u00fd giao th\u00f4ng h\u00e0ng h\u1ea3i: C\u00e1c tr\u1ea1m b\u1edd c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng G\u1ecdi ch\u1ecdn s\u1ed1 \u0111\u1ec3 g\u1eedi th\u00f4ng \u0111i\u1ec7p \u0111\u1ebfn m\u1ed9t nh\u00f3m t\u00e0u c\u1ee5 th\u1ec3 ho\u1eb7c t\u1ea5t c\u1ea3 c\u00e1c t\u00e0u trong khu v\u1ef1c. \u01afu \u0111i\u1ec3m c\u1ee7a G\u1ecdi ch\u1ecdn s\u1ed1: T\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c cao: DSC g\u1eedi th\u00f4ng tin nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c m\u00e0 kh\u00f4ng c\u1ea7n truy\u1ec1n t\u1ea3i b\u1eb1ng gi\u1ecdng n\u00f3i. T\u1ef1 \u0111\u1ed9ng h\u00f3a: Gi\u1ea3m thi\u1ec3u sai s\u00f3t do con ng\u01b0\u1eddi v\u00e0 ti\u1ebft ki\u1ec7m th\u1eddi gian trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p. Ph\u1ea1m vi r\u1ed9ng: DSC c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1edf nhi\u1ec1u b\u0103ng t\u1ea7n kh\u00e1c nhau (VHF, MF, HF), t\u00f9y thu\u1ed9c v\u00e0o kho\u1ea3ng c\u00e1ch v\u00e0 \u0111i\u1ec1u ki\u1ec7n li\u00ean l\u1ea1c. Tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh qu\u1ed1c t\u1ebf: Theo C\u00f4ng \u01b0\u1edbc SOLAS, c\u00e1c t\u00e0u th\u01b0\u01a1ng m\u1ea1i v\u00e0 t\u00e0u kh\u00e1ch qu\u1ed1c t\u1ebf b\u1eaft bu\u1ed9c ph\u1ea3i l\u1eafp \u0111\u1eb7t thi\u1ebft b\u1ecb DSC \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n. H\u1ea1n ch\u1ebf c\u1ee7a G\u1ecdi ch\u1ecdn s\u1ed1: Ph\u1ee5 thu\u1ed9c v\u00e0o ngu\u1ed3n \u0111i\u1ec7n: N\u1ebfu t\u00e0u m\u1ea5t \u0111i\u1ec7n ho\u1eb7c thi\u1ebft b\u1ecb DSC b\u1ecb h\u1ecfng, kh\u1ea3 n\u0103ng li\u00ean l\u1ea1c s\u1ebd b\u1ecb gi\u00e1n \u0111o\u1ea1n. Y\u00eau c\u1ea7u \u0111\u00e0o t\u1ea1o: Th\u1ee7y th\u1ee7 \u0111o\u00e0n c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o \u0111\u1ec3 s\u1eed d\u1ee5ng DSC hi\u1ec7u qu\u1ea3, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p. Kh\u00f4ng thay th\u1ebf ho\u00e0n to\u00e0n li\u00ean l\u1ea1c tho\u1ea1i: G\u1ecdi ch\u1ecdn s\u1ed1 ch\u1ec9 thi\u1ebft l\u1eadp li\u00ean l\u1ea1c ban \u0111\u1ea7u; sau \u0111\u00f3, c\u00e1c cu\u1ed9c h\u1ed9i tho\u1ea1i chi ti\u1ebft v\u1eabn c\u1ea7n th\u1ef1c hi\u1ec7n qua v\u00f4 tuy\u1ebfn tho\u1ea1i. C\u00e1c lo\u1ea1i G\u1ecdi ch\u1ecdn s\u1ed1 ph\u1ed5 bi\u1ebfn: DSC VHF: Ho\u1ea1t \u0111\u1ed9ng \u1edf b\u0103ng t\u1ea7n VHF (156-174 MHz), th\u01b0\u1eddng d\u00f9ng trong ph\u1ea1m vi ng\u1eafn (kho\u1ea3ng 20-30 h\u1ea3i l\u00fd). Ph\u1ed5 bi\u1ebfn nh\u1ea5t trong li\u00ean l\u1ea1c gi\u1eefa c\u00e1c t\u00e0u g\u1ea7n b\u1edd. DSC MF\/HF: Ho\u1ea1t \u0111\u1ed9ng \u1edf b\u0103ng t\u1ea7n MF (trung t\u1ea7n) ho\u1eb7c HF (cao t\u1ea7n), d\u00f9ng trong ph\u1ea1m vi xa h\u01a1n (c\u00f3 th\u1ec3 l\u00ean t\u1edbi h\u00e0ng tr\u0103m h\u1ea3i l\u00fd). Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean c\u00e1c t\u00e0u th\u01b0\u01a1ng m\u1ea1i l\u1edbn ho\u1eb7c t\u00e0u ho\u1ea1t \u0111\u1ed9ng \u1edf v\u00f9ng bi\u1ec3n xa. G\u1ecdi ch\u1ecdn s\u1ed1 l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 li\u00ean l\u1ea1c quan tr\u1ecdng trong h\u00e0ng h\u1ea3i, gi\u00fap thi\u1ebft l\u1eadp li\u00ean l\u1ea1c nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p. \u0110\u00e2y l\u00e0 m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong h\u1ec7 th\u1ed1ng an to\u00e0n h\u00e0ng h\u1ea3i hi\u1ec7n \u0111\u1ea1i. &nbsp; Hi v\u1ecdng b\u00e0i vi\u1ebft ph\u1ea7n n\u00e0o gi\u00fap b\u1ea1n hi\u1ec3u th\u00eam v\u1ec1 DSC, n\u1ebfu b\u1ea1n c\u1ea7n th\u00eam th\u00f4ng tin h\u1ed7 tr\u1ee3, h\u00e3y li\u00ean h\u1ec7 ch\u00fang t\u00f4i 097 800 1968 ( \u0110T\/ ZALO) LINK DNV ABS NK CCS VR Link s\u1ea3n ph\u1ea9m MF\/HF Link s\u1ea3n ph\u1ea9m VHF 1 Link s\u1ea3n ph\u1ea9m class D<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[158],"tags":[],"class_list":["post-3531","post","type-post","status-publish","format-standard","hentry","category-update-news"],"_links":{"self":[{"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/posts\/3531","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=3531"}],"version-history":[{"count":2,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/posts\/3531\/revisions"}],"predecessor-version":[{"id":3535,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/posts\/3531\/revisions\/3535"}],"wp:attachment":[{"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/media?parent=3531"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/categories?post=3531"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/antoanhanghai.com\/en\/wp-json\/wp\/v2\/tags?post=3531"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}