{"id":32105,"date":"2023-12-07T13:09:24","date_gmt":"2023-12-07T13:09:24","guid":{"rendered":"https:\/\/masterskills.org\/blog\/ma-vach-39-code-39-la-gi-y-nghia-cua-ma-vach-39.html"},"modified":"2023-12-23T09:41:03","modified_gmt":"2023-12-23T02:41:03","slug":"ma-vach-39-code-39-la-gi-y-nghia-cua-ma-vach-39","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/ma-vach-39-code-39-la-gi-y-nghia-cua-ma-vach-39.html","title":{"rendered":"M\u00e3 v\u1ea1ch 39 (Code 39) l\u00e0 g\u00ec? \u00dd ngh\u0129a c\u1ee7a m\u00e3 v\u1ea1ch 39"},"content":{"rendered":"
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H\u00ecnh minh h\u1ecda (Ngu\u1ed3n: mavachso.net)<\/p>\n<\/figcaption><\/figure>\n

M\u00e3 v\u1ea1ch 39 (Code 39)<\/font><\/h2>\n

Kh\u00e1i ni\u1ec7m<\/b><\/p>\n

M\u00e3 v\u1ea1ch 39<\/b> trong ti\u1ebfng Anh l\u00e0 Code 39.<\/b><\/p>\n

M\u00e3 v\u1ea1ch 39<\/i> \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0o n\u0103m 1974, thi\u1ebft k\u1ebf ban \u0111\u1ea7u c\u1ee7a bao g\u1ed3m hai thanh r\u1ed9ng v\u00e0 m\u1ed9t kh\u00f4ng gian r\u1ed9ng trong m\u1ed7i k\u00ed t\u1ef1<\/span>, d\u1eabn \u0111\u1ebfn 40 k\u00ed t\u1ef1<\/span> c\u00f3 th\u1ec3. \u0110\u1eb7t m\u1ed9t trong c\u00e1c k\u00ed t\u1ef1<\/span> n\u00e0y l\u00e0m m\u1eabu b\u1eaft \u0111\u1ea7u v\u00e0 d\u1eebng c\u00f2n l\u1ea1i 39 k\u00ed t\u1ef1<\/span>, \u0111\u00f3 l\u00e0 ngu\u1ed3n g\u1ed1c c\u1ee7a t\u00ean M\u00e3 v\u1ea1ch 39<\/span>.<\/i><\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a m\u00e3 v\u1ea1ch 39<\/b><\/p>\n

+ Ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong h\u1eadu c\u1ea7n \u0111\u1ec3 m\u00e3 h\u00f3a c\u00e1c \u0111\u1ecbnh danh c\u1ee5 th\u1ec3 \u1ee9ng d\u1ee5ng.<\/p>\n

+ Phi\u00ean b\u1ea3n ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 m\u00e3 h\u00f3a s\u1ed1 0 – 9, ch\u1eef hoa AZ, k\u00ed hi\u1ec7u – . $ \/ + % v\u00e0 kho\u1ea3ng tr\u1eafng.<\/p>\n

+ H\u1ed7 tr\u1ee3 n\u1ed9i dung d\u1eef li\u1ec7u chi\u1ec1u d\u00e0i thay \u0111\u1ed5i.<\/p>\n

+ T\u1ec9 l\u1ec7 thu h\u1eb9p \u0111\u1ebfn r\u1ed9ng thanh t\u1eeb 1 : 2 \u0111\u1ebfn 1 : 3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3; t\u1ec9 l\u1ec7 1 : 2,5 \u0111\u01b0\u1ee3c khuy\u1ebfn kh\u00edch.<\/p>\n

+ Theo m\u1eb7c \u0111\u1ecbnh, kh\u00f4ng ki\u1ec3m tra t\u1ed5ng ki\u1ec3m tra.<\/p>\n

+ \u0110\u01b0\u1ee3c chu\u1ea9n h\u00f3a theo ti\u00eau chu\u1ea9n ISO\/IEC 16388.<\/p>\n

\u00dd ngh\u0129a c\u1ee7a m\u00e3 v\u1ea1ch 39<\/b><\/font><\/h3>\n

M\u00e3 v\u1ea1ch UPC\u00a0v\u00e0\u00a0EAN\u00a0d\u00f9 l\u00e0 2 lo\u1ea1i m\u00e3 v\u1ea1ch c\u00f3 t\u00ednh ch\u1ea5t chuy\u00ean nghi\u1ec7p v\u00e0 qu\u1ed1c t\u1ebf nh\u01b0ng khuy\u1ebft \u0111i\u1ec3m c\u1ee7a n\u00f3 l\u00e0 dung l\u01b0\u1ee3ng c\u00f3 gi\u1edbi h\u1ea1n v\u00e0 ch\u1ec9 m\u00e3 h\u00f3a \u0111\u01b0\u1ee3c s\u1ed1, kh\u00f4ng m\u00e3 h\u00f3a \u0111\u01b0\u1ee3c ch\u1eef.<\/p>\n

M\u00e3 v\u1ea1ch 39<\/i> \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n sau UPC v\u00e0 EAN l\u00e0 k\u00ed hi\u1ec7u ch\u1eef v\u00e0 s\u1ed1 th\u00f4ng d\u1ee5ng nh\u1ea5t. N\u00f3 kh\u00f4ng c\u00f3 chi\u1ec1u d\u00e0i c\u1ed1 \u0111\u1ecbnh nh\u01b0 UPC v\u00e0 EAN do \u0111\u00f3 c\u00f3 th\u1ec3 l\u01b0u tr\u1eef nhi\u1ec1u l\u01b0\u1ee3ng th\u00f4ng tin h\u01a1n b\u00ean trong n\u00f3. Do t\u00ednh linh ho\u1ea1t nh\u01b0 v\u1eady, m\u00e3 v\u1ea1ch 39<\/i> \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng r\u1ed9ng r\u00e3i trong b\u00e1n l\u1ebb v\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n

B\u1ed9 k\u00ed t\u1ef1 n\u00e0y bao g\u1ed3m t\u1ea5t c\u1ea3 c\u00e1c ch\u1eef hoa, c\u00e1c k\u00ed s\u1ed1 \u00a0t\u1eeb 0 \u0111\u1ebfn 9 v\u00e0 7 k\u00ed t\u1ef1 \u0111\u1eb7c bi\u1ec7t kh\u00e1c. Nhi\u1ec1u t\u1ed5 ch\u1ee9c \u0111\u00e3 ch\u1ecdn m\u1ed9t d\u1ea1ng th\u1ee9c m\u00e3 v\u1ea1ch 39 <\/i>\u0111\u1ec3 l\u00e0m chu\u1ea9n c\u00f4ng nghi\u1ec7p c\u1ee7a m\u00ecnh trong \u0111\u00f3 \u0111\u00e1ng ch\u00fa \u00fd l\u00e0 B\u1ed9 Qu\u1ed1c Ph\u00f2ng M\u1ef9 \u0111\u00e3 l\u1ea5y m\u00e3 v\u1ea1ch 39<\/i> l\u00e0m b\u1ed9 m\u00e3 g\u1ecdi l\u00e0 LOGMARS.<\/p>\n

Ngo\u00e0i ra m\u00e3 v\u1ea1ch 39<\/span> <\/i>v\u1eabn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi m\u1ed9t s\u1ed1 d\u1ecbch v\u1ee5 b\u01b0u ch\u00ednh v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i m\u00e3 b\u1eb1ng h\u1ea7u nh\u01b0 m\u1ecdi \u0111\u1ea7u \u0111\u1ecdc m\u00e3 v\u1ea1ch. M\u1ed9t l\u1ee3i th\u1ebf c\u1ee7a m\u00e3 v\u1ea1ch 39<\/span><\/b> l\u00e0 v\u00ec kh\u00f4ng c\u1ea7n t\u1ea1o s\u1ed1 ki\u1ec3m tra, n\u00f3 c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o h\u1ec7 th\u1ed1ng in hi\u1ec7n c\u00f3 b\u1eb1ng c\u00e1ch th\u00eam ph\u00f4ng ch\u1eef m\u00e3 v\u1ea1ch v\u00e0o h\u1ec7 th\u1ed1ng ho\u1eb7c m\u00e1y in v\u00e0 sau \u0111\u00f3 in d\u1eef li\u1ec7u th\u00f4 trong ph\u00f4ng ch\u1eef \u0111\u00f3.<\/p>\n

(T\u00e0i li\u1ec7u tham kh\u1ea3o: icheck.com.vn)<\/i><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

\n M\u00e3 v\u1ea1ch 39 (ti\u1ebfng Anh: Code 39) \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0o n\u0103m 1974, thi\u1ebft k\u1ebf ban \u0111\u1ea7u c\u1ee7a bao g\u1ed3m hai thanh r\u1ed9ng v\u00e0 m\u1ed9t kh\u00f4ng gian r\u1ed9ng trong m\u1ed7i k\u00ed t\u1ef1, d\u1eabn \u0111\u1ebfn 40 k\u00ed t\u1ef1 c\u00f3 th\u1ec3.\n <\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[418],"tags":[],"_links":{"self":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/32105"}],"collection":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/comments?post=32105"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/32105\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=32105"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=32105"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=32105"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}