{"id":28054,"date":"2023-08-09T08:33:27","date_gmt":"2023-08-09T01:33:27","guid":{"rendered":"https:\/\/hocvienit.vn\/?p=28054"},"modified":"2024-07-04T09:18:55","modified_gmt":"2024-07-04T02:18:55","slug":"thong-so-ky-thuat-quan-trong-cua-may-hien-song","status":"publish","type":"post","link":"https:\/\/hocvienit.vn\/?p=28054","title":{"rendered":"Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt quan tr\u1ecdng c\u1ee7a m\u00e1y hi\u1ec7n s\u00f3ng"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">\u0110\u1ec3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e1y hi\u1ec7n s\u00f3ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, c\u00e1c b\u1ea1n h\u1ecdc vi\u00ean c\u1ea7n bi\u1ebft c\u00e1c th\u00f4ng s\u1ed1 c\u1ee7a m\u00e1y hi\u1ec7n s\u00f3ng. Trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y, ch\u00fang ta s\u1ebd c\u00f9ng H\u1ecdc vi\u1ec7n iT.vn t\u00ecm hi\u1ec3u chi ti\u1ebft v\u1ec1 nh\u1eefng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt quan tr\u1ecdng n\u00e0y nh\u00e9!<\/span><\/p>\n<figure id=\"attachment_28055\" aria-describedby=\"caption-attachment-28055\" style=\"width: 750px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-28055 size-full\" title=\"Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt quan tr\u1ecdng c\u1ee7a m\u00e1y hi\u1ec7n s\u00f3ng\" src=\"https:\/\/hocvienit.vn\/wp-content\/uploads\/2023\/08\/thong-so-ky-thuat-quan-trong-cua-may-hien-song.jpg\" alt=\"Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt quan tr\u1ecdng c\u1ee7a m\u00e1y hi\u1ec7n s\u00f3ng\" width=\"750\" height=\"400\" srcset=\"https:\/\/hocvienit.vn\/wp-content\/uploads\/2023\/08\/thong-so-ky-thuat-quan-trong-cua-may-hien-song.jpg 750w, https:\/\/hocvienit.vn\/wp-content\/uploads\/2023\/08\/thong-so-ky-thuat-quan-trong-cua-may-hien-song-300x160.jpg 300w, https:\/\/hocvienit.vn\/wp-content\/uploads\/2023\/08\/thong-so-ky-thuat-quan-trong-cua-may-hien-song-510x272.jpg 510w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-28055\" class=\"wp-caption-text\">Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt quan tr\u1ecdng c\u1ee7a m\u00e1y hi\u1ec7n s\u00f3ng<\/figcaption><\/figure>\n<p style=\"padding-left: 40px;\">Xem th\u00eam:\u00a0<a href=\"https:\/\/hocvienit.vn\/may-hien-song-la-gi-chuc-nang-va-ung-dung-cua-no\/\" target=\"_blank\" rel=\"noopener\">M\u00e1y hi\u1ec7n s\u00f3ng l\u00e0 g\u00ec? Ch\u1ee9c n\u0103ng v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3<\/a><\/p>\n<h2><strong>Gi\u1ea3i th\u00edch c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a m\u00e1y hi\u1ec7n s\u00f3ng<\/strong><\/h2>\n<h3><span style=\"font-weight: 400;\">1. B\u0103ng th\u00f4ng (Bandwidth)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">B\u0103ng th\u00f4ng l\u00e0 ph\u1ea1m vi t\u1ea7n s\u1ed1 m\u00e0 m\u00e1y hi\u1ec7n s\u00f3ng c\u00f3 th\u1ec3 \u0111o \u0111\u1ea1c m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c. \u0110i\u1ec1u n\u00e0y ph\u1ee5 thu\u1ed9c v\u00e0o kh\u1ea3 n\u0103ng t\u00edch h\u1ee3p c\u1ee7a t\u1eebng thi\u1ebft b\u1ecb v\u00e0 m\u1ed7i m\u00e1y hi\u1ec7n s\u00f3ng s\u1ebd c\u00f3 m\u1ee9c b\u0103ng th\u00f4ng kh\u00e1c nhau.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: \u0110\u1ed1i v\u1edbi m\u00e1y hi\u1ec7n s\u00f3ng Siglent SDS1052DL+ v\u1edbi b\u0103ng th\u00f4ng 50MHz, b\u1ea1n c\u00f3 th\u1ec3 \u0111o c\u00e1c d\u1ea1ng s\u00f3ng c\u00f3 t\u1ea7n s\u1ed1 t\u1eeb 50MHz tr\u1edf xu\u1ed1ng.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">2. K\u1ef9 thu\u1eadt s\u1ed1 v\u00e0 t\u01b0\u01a1ng t\u1ef1 (Digital and Analog)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">C\u0169ng nh\u01b0 h\u1ea7u h\u1ebft m\u1ecdi thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c, Oscilloscope c\u00f3 hai d\u1ea1ng ch\u00ednh l\u00e0: K\u1ef9 thu\u1eadt s\u1ed1 v\u00e0 t\u01b0\u01a1ng t\u1ef1.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u00e1y hi\u1ec7n s\u00f3ng t\u01b0\u01a1ng t\u1ef1 s\u1eed d\u1ee5ng ch\u00f9m electron \u0111\u1ec3 \u00e1nh x\u1ea1 \u0111i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o tr\u1ef1c ti\u1ebfp v\u00e0 hi\u1ec3n th\u1ecb l\u00ean m\u00e0n h\u00ecnh.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u00e1y hi\u1ec7n s\u00f3ng k\u1ef9 thu\u1eadt s\u1ed1 k\u1ebft h\u1ee3p v\u1edbi vi x\u1eed l\u00fd \u0111\u1ec3 chuy\u1ec3n t\u00edn hi\u1ec7u t\u1eeb d\u1ea1ng analog sang d\u1ea1ng k\u1ef9 thu\u1eadt s\u1ed1 tr\u01b0\u1edbc khi hi\u1ec3n th\u1ecb. D\u00f2ng m\u00e1y hi\u1ec7n s\u00f3ng t\u01b0\u01a1ng t\u1ef1 th\u01b0\u1eddng \u00edt \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng h\u01a1n d\u00f2ng m\u00e1y hi\u1ec7n s\u00f3ng k\u1ef9 thu\u1eadt s\u1ed1, \u0111\u1eb7c bi\u1ec7t v\u1edbi t\u00ednh n\u0103ng v\u00e0 kh\u1ea3 n\u0103ng v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb k\u1ef9 thu\u1eadt s\u1ed1.<\/span><\/li>\n<\/ul>\n<h3><span style=\"font-weight: 400;\">3. S\u1ed1 l\u01b0\u1ee3ng k\u00eanh \u0111o (Channel)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">M\u00e1y hi\u1ec7n s\u00f3ng c\u00f3 kh\u1ea3 n\u0103ng \u0111o v\u00e0 hi\u1ec3n th\u1ecb nhi\u1ec1u t\u00edn hi\u1ec7u c\u00f9ng m\u1ed9t l\u00fac tr\u00ean m\u00e0n h\u00ecnh. \u0110i\u1ec1u n\u00e0y gi\u00fap ph\u00e2n t\u00edch v\u00e0 so s\u00e1nh c\u00e1c t\u00edn hi\u1ec7u kh\u00e1c nhau.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Th\u00f4ng th\u01b0\u1eddng, c\u00e1c k\u1ef9 thu\u1eadt vi\u00ean s\u1ebd hay s\u1eed d\u1ee5ng c\u00e1c m\u00e1y hi\u1ec7n s\u00f3ng c\u00f3 2 v\u00e0 4 k\u00eanh k\u1ef9 thu\u1eadt s\u1ed1. C\u00f2n n\u1ebfu b\u1ea1n mu\u1ed1n \u1ee9ng d\u1ee5ng chuy\u00ean s\u00e2u th\u00ec c\u00f3 th\u1ec3 trang b\u1ecb th\u00eam 8 ho\u1eb7c 16 k\u00eanh k\u1ef9 thu\u1eadt s\u1ed1 (MSO) c\u1ee7a c\u00e1c d\u00f2ng m\u00e1y cao c\u1ea5p.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">4. T\u1ed1c \u0111\u1ed9 l\u1ea5y m\u1eabu (Sampling Rate)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">T\u1ed1c \u0111\u1ed9 l\u1ea5y m\u1eabu th\u1ec3 hi\u1ec7n s\u1ed1 l\u1ea7n m\u00e1y \u0111\u1ecdc t\u00edn hi\u1ec7u trong m\u1ed9t gi\u00e2y. Khi s\u1eed d\u1ee5ng nhi\u1ec1u k\u00eanh \u0111o c\u00f9ng l\u00fac, t\u1ed1c \u0111\u1ed9 l\u1ea5y m\u1eabu c\u00f3 th\u1ec3 gi\u1ea3m.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">5. Th\u1eddi gian t\u0103ng c\u1ea1nh (Rise Time)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Th\u1eddi gian t\u0103ng c\u1ea1nh l\u00e0 th\u1eddi gian m\u00e0 s\u00f3ng t\u0103ng t\u1eeb 10% l\u00ean 90% c\u1ee7a gi\u00e1 tr\u1ecb t\u00edn hi\u1ec7u. N\u00f3 li\u00ean quan m\u1eadt thi\u1ebft \u0111\u1ebfn b\u0103ng th\u00f4ng v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c Rise Time = 0.35 \/ B\u0103ng Th\u00f4ng.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">6. \u0110i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o t\u1ed1i \u0111a (Maximum Input Voltage)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o t\u1ed1i \u0111a l\u00e0 m\u1ee9c \u0111i\u1ec7n \u00e1p t\u1ed1i \u0111a m\u00e0 m\u00e1y hi\u1ec7n s\u00f3ng c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng \u0111\u1ec3 tr\u00e1nh h\u1ecfng h\u00f3c thi\u1ebft b\u1ecb.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">7. \u0110\u1ed9 ph\u00e2n gi\u1ea3i (Resolution)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ed9 ph\u00e2n gi\u1ea3i bi\u1ec3u th\u1ecb c\u1ed9t \u0111i\u1ec7n \u00e1p tr\u00ean m\u00e0n h\u00ecnh. \u0110\u1ed9 ph\u00e2n gi\u1ea3i c\u00e0ng l\u1edbn, c\u1ed9t s\u00f3ng hi\u1ec3n th\u1ecb c\u00e0ng r\u00f5 r\u00e0ng.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">8. \u0110\u1ed9 nh\u1ea1y d\u1ecdc (Vertical Sensitivity)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Th\u00f4ng s\u1ed1 \u0111\u1ed9 nh\u1ea1y d\u1ecdc cho bi\u1ebft gi\u00e1 tr\u1ecb t\u1ed1i thi\u1ec3u v\u00e0 t\u1ed1i \u0111a c\u1ee7a \u0111i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">9. \u0110\u1ed9 nh\u1ea1y ngang (Horizontal Sensitivity \/ Timebase)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ed9 nh\u1ea1y ngang l\u00e0 \u0111\u1ed9 nh\u1ea1y c\u1ee7a tr\u1ee5c th\u1eddi gian, li\u00ean quan \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 hi\u1ec3n th\u1ecb th\u1eddi gian tr\u00ean m\u00e0n h\u00ecnh.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">10. Tr\u1edf kh\u00e1ng \u0111\u1ea7u v\u00e0o (Input Impedance)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Tr\u1edf kh\u00e1ng \u0111\u1ea7u v\u00e0o l\u00e0 tr\u1edf kh\u00e1ng m\u00e0 m\u00e1y hi\u1ec7n s\u00f3ng th\u00eam v\u00e0o m\u1ea1ch t\u00edn hi\u1ec7u \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a \u0111o \u0111\u1ea1c.<\/span><\/p>\n<h2><strong>V\u00ed d\u1ee5 \u0111\u1ecdc th\u00f4ng s\u1ed1 c\u1ee7a m\u00e1y hi\u1ec7n s\u00f3ng<\/strong><\/h2>\n<figure id=\"attachment_28056\" aria-describedby=\"caption-attachment-28056\" style=\"width: 750px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-28056 size-full\" title=\"M\u00e1y hi\u1ec7n s\u00f3ng Siglent SDS1102X+\" src=\"https:\/\/hocvienit.vn\/wp-content\/uploads\/2023\/08\/thong-so-ky-thuat-quan-trong-cua-may-hien-song-1.jpg\" alt=\"M\u00e1y hi\u1ec7n s\u00f3ng Siglent SDS1102X+\" width=\"750\" height=\"428\" srcset=\"https:\/\/hocvienit.vn\/wp-content\/uploads\/2023\/08\/thong-so-ky-thuat-quan-trong-cua-may-hien-song-1.jpg 750w, https:\/\/hocvienit.vn\/wp-content\/uploads\/2023\/08\/thong-so-ky-thuat-quan-trong-cua-may-hien-song-1-300x171.jpg 300w, https:\/\/hocvienit.vn\/wp-content\/uploads\/2023\/08\/thong-so-ky-thuat-quan-trong-cua-may-hien-song-1-510x291.jpg 510w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-28056\" class=\"wp-caption-text\">M\u00e1y hi\u1ec7n s\u00f3ng Siglent SDS1102X+<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 v\u00ed d\u1ee5 v\u1ec1 vi\u1ec7c \u0111\u1ecdc th\u00f4ng s\u1ed1 c\u1ee7a m\u00e1y hi\u1ec7n s\u00f3ng Siglent SDS1102X+:<\/span><\/p>\n<table border=\"1\">\n<tbody>\n<tr>\n<td style=\"text-align: center;\"><strong>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>Gi\u00e1 tr\u1ecb<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">B\u0103ng th\u00f4ng<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">100 MHz<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">T\u1ed1c \u0111\u1ed9 l\u1ea5y m\u1eabu<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">1 GSa\/s 1 k\u00eanh \u2013 500MSa\/s 2 k\u00eanh<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Th\u1eddi gian t\u0103ng<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">1,8 ns<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">S\u1ed1 k\u00eanh \u0111o<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">2 k\u00eanh<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">\u0110i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o t\u1ed1i \u0111a<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">400V<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">\u0110\u1ed9 ph\u00e2n gi\u1ea3i<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">8 bit<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">\u0110\u1ed9 nh\u1ea1y d\u1ecdc<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">500 \u03bcV\/div \u2013 10 V\/div<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">\u0110\u1ed9 nh\u1ea1y ngang<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">1.0 ns\/div-100 s\/div<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Tr\u1edf kh\u00e1ng \u0111\u1ea7u v\u00e0o<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">DC: (1 M\u03a9\u00b12%)<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">V\u1edbi th\u00f4ng s\u1ed1 n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 bi\u1ebft \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng v\u00e0 gi\u1edbi h\u1ea1n c\u1ee7a m\u00e1y hi\u1ec7n s\u00f3ng SDS1102X+, t\u1eeb vi\u1ec7c \u0111o t\u00edn hi\u1ec7u v\u1edbi t\u1ea7n s\u1ed1 cao \u0111\u1ebfn vi\u1ec7c x\u1eed l\u00fd t\u00edn hi\u1ec7u v\u1edbi \u0111i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o kh\u00e1c nhau. Hi\u1ec3u r\u00f5 nh\u1eefng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt quan tr\u1ecdng c\u1ee7a m\u00e1y hi\u1ec7n s\u00f3ng s\u1ebd gi\u00fap b\u1ea1n ch\u1ecdn \u0111\u00fang d\u00f2ng m\u00e1y Oscilloscope ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u ki\u1ec3m tra, s\u1eeda ch\u1eefa c\u1ee7a m\u00ecnh.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">N\u1ebfu c\u00f3 b\u1ea5t c\u1ee9 th\u1eafc m\u1eafc n\u00e0o th\u00ec h\u00e3y \u0111\u1ec3 l\u1ea1i b\u00ecnh lu\u1eadn ngay d\u01b0\u1edbi b\u00e0i vi\u1ebft n\u00e0y ho\u1eb7c inbox tr\u1ef1c ti\u1ebfp cho H\u1ecdc vi\u1ec7n iT.vn \u0111\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p t\u1ed1t nh\u1ea5t. Ch\u00fac b\u1ea1n th\u00e0nh c\u00f4ng!<\/span><\/p>\n<p style=\"text-align: left;\"><i>M\u1ecdi chi ti\u1ebft xin vui l\u00f2ng li\u00ean h\u1ec7:<br \/>\n<\/i><strong>C\u00d4NG TY C\u1ed4 PH\u1ea6N H\u1eccC VI\u1ec6N IT<br \/>\n<\/strong><strong>MST: 0108733789<br \/>\n<\/strong><strong>T\u1ed5ng \u0111\u00e0i h\u1ed7 tr\u1ee3: 024 3566 8686 \u2013 Hotline: 0981 223 001<br \/>\n<\/strong><strong>Facebook:<\/strong>\u00a0<a href=\"http:\/\/www.fb.com\/hocvienit\" target=\"_blank\" rel=\"noopener\">www.fb.com\/hocvienit<\/a><br \/>\n<strong>\u0110\u0103ng k\u00fd k\u00eanh Youtube \u0111\u1ec3 theo d\u00f5i c\u00e1c b\u00e0i h\u1ecdc c\u1ee7a Hu\u1ea5n luy\u1ec7n vi\u00ean t\u1ed1t nh\u1ea5t:<\/strong>\u00a0<a href=\"http:\/\/bit.ly\/Youtube_HOCVIENiT\" target=\"_blank\" rel=\"noopener nofollow\">http:\/\/bit.ly\/Youtube_HOCVIENiT<\/a><br \/>\n<b>H\u1ec7 th\u1ed1ng c\u01a1 s\u1edf \u0111\u00e0o t\u1ea1o:\u00a0<\/b><a href=\"https:\/\/hocvienit.vn\/lien-he\/\" target=\"_blank\" rel=\"noopener\">https:\/\/hocvienit.vn\/lien-he\/<\/a><br \/>\n<strong><i>H\u1ecdc vi\u1ec7n IT.vn \u2013 Truy\u1ec1n ngh\u1ec1 th\u1ef1c t\u1ebf c\u00f9ng b\u1ea1n \u0111\u1ebfn th\u00e0nh c\u00f4ng!\u00a0<\/i><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ec3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e1y hi\u1ec7n s\u00f3ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, c\u00e1c b\u1ea1n h\u1ecdc vi\u00ean c\u1ea7n bi\u1ebft c\u00e1c th\u00f4ng s\u1ed1 c\u1ee7a m\u00e1y hi\u1ec7n s\u00f3ng trong b\u00e0i vi\u1ebft n\u00e0y.<\/p>\n","protected":false},"author":95,"featured_media":28055,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[95,94],"tags":[],"_links":{"self":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts\/28054"}],"collection":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/users\/95"}],"replies":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=28054"}],"version-history":[{"count":0,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts\/28054\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/media\/28055"}],"wp:attachment":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=28054"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=28054"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=28054"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}