{"id":49772,"date":"2026-02-16T05:28:05","date_gmt":"2026-02-16T05:28:05","guid":{"rendered":"https:\/\/staging.pageloot.com\/uncategorized\/case-study-qr-codes-scientific-conferences\/"},"modified":"2026-06-10T21:27:07","modified_gmt":"2026-06-10T21:27:07","slug":"case-study-qr-codes-scientific-conferences","status":"publish","type":"post","link":"https:\/\/pageloot.com\/vi\/blog\/case-study-qr-codes-scientific-conferences\/","title":{"rendered":"M\u00e3 QR cho H\u1ed9i ngh\u1ecb khoa h\u1ecdc: H\u01b0\u1edbng d\u1eabn th\u1ef1c t\u1ebf"},"content":{"rendered":"<p class=\"wp-block-paragraph\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea1n chia s\u1ebb m\u1ed9t b\u1ed9 d\u1eef li\u1ec7u 40 trang ho\u1eb7c m\u1ed9t th\u01b0 m\u1ee5c \u0111\u1ea7y \u0111\u1ee7 v\u1edbi ai \u0111\u00f3 \u0111ang \u0111\u1ee9ng tr\u01b0\u1edbc \u00e1p ph\u00edch c\u1ee7a b\u1ea1n trong 90 gi\u00e2y? C\u00e1c t\u00e0i li\u1ec7u ph\u00e1t tay h\u1ebft nhanh, URL qu\u00e1 d\u00e0i \u0111\u1ec3 g\u00f5, v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u t\u1ea3i xu\u1ed1ng m\u00e0 kh\u00f4ng ai mu\u1ed1n. M\u00e3 QR gi\u1ea3i quy\u1ebft c\u1ea3 ba v\u1ea5n \u0111\u1ec1 ch\u1ec9 v\u1edbi m\u1ed9t l\u1ea7n qu\u00e9t \u2013 h\u01b0\u1edbng d\u1eabn n\u00e0y gi\u1ea3i th\u00edch c\u00e1ch s\u1eed d\u1ee5ng ch\u00fang hi\u1ec7u qu\u1ea3 tr\u00ean c\u00e1c \u00e1p ph\u00edch nghi\u00ean c\u1ee9u v\u00e0 b\u00e0i thuy\u1ebft tr\u00ecnh h\u1ed9i ngh\u1ecb.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-to-link-your-qr-code-to\">N\u00ean li\u00ean k\u1ebft m\u00e3 QR c\u1ee7a b\u1ea1n t\u1edbi \u0111\u00e2u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi b\u1ea1n t\u1ea1o m\u00e3, h\u00e3y quy\u1ebft \u0111\u1ecbnh xem n\u00f3 th\u1ef1c s\u1ef1 n\u00ean l\u00e0m g\u00ec cho ng\u01b0\u1eddi qu\u00e9t. C\u00e1c li\u00ean k\u1ebft h\u1eefu \u00edch nh\u1ea5t t\u1ea1i c\u00e1c h\u1ed9i ngh\u1ecb khoa h\u1ecdc thu\u1ed9c m\u1ed9t v\u00e0i danh m\u1ee5c r\u00f5 r\u00e0ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>T\u00e0i li\u1ec7u nghi\u00ean c\u1ee9u v\u00e0 d\u1eef li\u1ec7u b\u1ed5 sung<\/strong> l\u00e0 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t. M\u1ed9t \u00e1p ph\u00edch c\u00f3 kh\u00f4ng gian h\u1ea1n ch\u1ebf, v\u00ec v\u1eady m\u00e3 QR c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn b\u00e0i b\u00e1o \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a b\u1ea1n, danh s\u00e1ch t\u00e0i li\u1ec7u tham kh\u1ea3o, c\u00e1c h\u00ecnh \u1ea3nh b\u1ed5 sung, b\u1ed9 d\u1eef li\u1ec7u th\u00f4, ho\u1eb7c c\u00e1c phi\u00ean b\u1ea3n bi\u1ec3u \u0111\u1ed3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao kh\u00f3 \u0111\u1ecdc tr\u00ean b\u1ea3n in. C\u00e1c h\u01b0\u1edbng d\u1eabn c\u1ee7a th\u01b0 vi\u1ec7n \u0111\u1ea1i h\u1ecdc l\u01b0u \u00fd r\u1eb1ng m\u00e3 QR \u0111\u1eb7c bi\u1ec7t thi\u1ebft th\u1ef1c khi c\u00f3 qu\u00e1 nhi\u1ec1u t\u00e0i li\u1ec7u tham kh\u1ea3o \u0111\u1ec3 li\u1ec7t k\u00ea tr\u1ef1c ti\u1ebfp tr\u00ean \u00e1p ph\u00edch \u2013 m\u00e3 ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 h\u01b0\u1edbng ng\u01b0\u1eddi xem \u0111\u1ebfn m\u1ed9t danh s\u00e1ch tr\u1ef1c tuy\u1ebfn ho\u00e0n ch\u1ec9nh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng m\u1ed9t <a href=\"https:\/\/pageloot.com\/vi\/pdf-qr-code-generator\/\">M\u00e3 QR PDF<\/a> \u0111\u1ec3 l\u01b0u tr\u1eef tr\u1ef1c ti\u1ebfp b\u00e0i b\u00e1o ho\u1eb7c t\u1ec7p b\u1ed5 sung c\u1ee7a b\u1ea1n, \u0111\u1ec3 ng\u01b0\u1eddi tham d\u1ef1 c\u00f3 quy\u1ec1n truy c\u1eadp ngay l\u1eadp t\u1ee9c m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i t\u00ecm ki\u1ebfm c\u01a1 s\u1edf d\u1eef li\u1ec7u ho\u1eb7c g\u00f5 DOI.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Th\u00f4ng tin li\u00ean h\u1ec7<\/strong> c\u0169ng quan tr\u1ecdng kh\u00f4ng k\u00e9m. Vi\u1ec7c k\u1ebft n\u1ed1i t\u1ea1i h\u1ed9i ngh\u1ecb di\u1ec5n ra nhanh ch\u00f3ng, v\u00e0 m\u1ed9t <a href=\"https:\/\/pageloot.com\/vi\/vcard-qr-code-generator\/\">vCard m\u00e3 QR<\/a> cho ph\u00e9p ai \u0111\u00f3 qu\u00e9t huy hi\u1ec7u ho\u1eb7c \u00e1p ph\u00edch c\u1ee7a b\u1ea1n v\u00e0 l\u01b0u t\u00ean, t\u1ed5 ch\u1ee9c, email v\u00e0 trang web c\u1ee7a b\u1ea1n tr\u1ef1c ti\u1ebfp v\u00e0o danh b\u1ea1 \u0111i\u1ec7n tho\u1ea1i c\u1ee7a h\u1ecd \u2013 kh\u00f4ng c\u1ea7n danh thi\u1ebfp v\u00e0 kh\u00f4ng c\u00f3 l\u1ed7i sao ch\u00e9p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ph\u1ea3n h\u1ed3i v\u00e0 kh\u1ea3o s\u00e1t<\/strong> m\u1edf r\u1ed9ng cu\u1ed9c tr\u00f2 chuy\u1ec7n ra ngo\u00e0i phi\u00ean tr\u00ecnh b\u00e0y \u00e1p ph\u00edch. Vi\u1ec7c nh\u00fang m\u1ed9t li\u00ean k\u1ebft \u0111\u1ebfn m\u1ed9t Google Form ng\u1eafn cho ph\u00e9p ng\u01b0\u1eddi tham d\u1ef1 g\u1eedi c\u00e2u h\u1ecfi ho\u1eb7c \u0111\u00e1nh gi\u00e1 c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n trong v\u00e0i gi\u00e2y. M\u1ed9t <a href=\"https:\/\/pageloot.com\/vi\/google-form-qr-code-generator\/\">M\u00e3 QR c\u1ee7a Google Form<\/a> gi\u00fap bi\u1ec3u m\u1eabu c\u00f3 th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c t\u1eeb b\u1ea5t k\u1ef3 t\u00e0i li\u1ec7u in n\u00e0o m\u00e0 kh\u00f4ng ai c\u1ea7n ph\u1ea3i g\u00f5 URL.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Slide thuy\u1ebft tr\u00ecnh v\u00e0 \u0111a ph\u01b0\u01a1ng ti\u1ec7n<\/strong> ho\u1ea1t \u0111\u1ed9ng t\u1ed1t khi \u0111\u01b0\u1ee3c nh\u00fang v\u00e0o c\u00e1c b\u1ed9 slide. \u0110\u1eb7t m\u00e3 QR \u1edf \u0111\u1ea7u ho\u1eb7c cu\u1ed1i b\u00e0i n\u00f3i cho ph\u00e9p kh\u00e1n gi\u1ea3 t\u1ea3i xu\u1ed1ng c\u00e1c slide, truy c\u1eadp b\u1ea3n ghi \u00e2m ho\u1eb7c truy c\u1eadp c\u00e1c t\u00e0i nguy\u00ean li\u00ean quan m\u00e0 kh\u00f4ng l\u00e0m gi\u00e1n \u0111o\u1ea1n bu\u1ed5i thuy\u1ebft tr\u00ecnh.<\/p>\n\n\n\n<blockquote class=\"is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Chia s\u1ebb t\u00e0i li\u1ec7u nghi\u00ean c\u1ee9u ngay l\u1eadp t\u1ee9c<\/strong> T\u1ea3i l\u00ean b\u00e0i b\u00e1o, \u00e1p ph\u00edch ho\u1eb7c t\u1ec7p b\u1ed5 sung c\u1ee7a b\u1ea1n v\u00e0 t\u1ea1o m\u00e3 c\u00f3 th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c trong v\u00e0i ph\u00fat v\u1edbi <a href=\"https:\/\/pageloot.com\/vi\/pdf-qr-code-generator\/\">Chuy\u1ec3n PDF sang QR<\/a>.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-static-vs-dynamic-qr-codes-which-to-use\">M\u00e3 QR t\u0129nh v\u00e0 \u0111\u1ed9ng: N\u00ean d\u00f9ng lo\u1ea1i n\u00e0o<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>m\u00e3 QR t\u0129nh<\/strong> m\u00e3 h\u00f3a tr\u1ef1c ti\u1ebfp URL \u0111\u00edch v\u00e0o m\u1eabu. Sau khi in, n\u00f3 kh\u00f4ng th\u1ec3 thay \u0111\u1ed5i \u2013 n\u1ebfu trang \u0111\u01b0\u1ee3c li\u00ean k\u1ebft di chuy\u1ec3n ho\u1eb7c t\u1ec7p \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt, m\u00e3 s\u1ebd tr\u1edf n\u00ean v\u00f4 d\u1ee5ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>m\u00e3 QR \u0111\u1ed9ng<\/strong> m\u00e3 h\u00f3a m\u1ed9t URL chuy\u1ec3n h\u01b0\u1edbng ng\u1eafn thay th\u1ebf. B\u1ea1n c\u00f3 th\u1ec3 c\u1eadp nh\u1eadt \u0111\u00edch \u0111\u1ebfn b\u1ea5t c\u1ee9 l\u00fac n\u00e0o t\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n m\u00e0 kh\u00f4ng c\u1ea7n in l\u1ea1i b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t c\u00f3 gi\u00e1 tr\u1ecb cho vi\u1ec7c s\u1eed d\u1ee5ng trong h\u1ed9i ngh\u1ecb, n\u01a1i c\u00e1c thay \u0111\u1ed5i l\u1ecbch tr\u00ecnh v\u00e0 c\u1eadp nh\u1eadt t\u1ec7p v\u00e0o ph\u00fat ch\u00f3t l\u00e0 th\u01b0\u1eddng xuy\u00ean. M\u00e3 \u0111\u1ed9ng c\u0169ng t\u1ea1o ra ph\u00e2n t\u00edch: b\u1ea1n c\u00f3 th\u1ec3 xem t\u1ed5ng s\u1ed1 l\u01b0\u1ee3t qu\u00e9t, l\u01b0\u1ee3t qu\u00e9t duy nh\u1ea5t, lo\u1ea1i thi\u1ebft b\u1ecb, d\u1eef li\u1ec7u \u0111\u1ecba l\u00fd v\u00e0 d\u1ea5u th\u1eddi gian, mang l\u1ea1i cho b\u1ea1n m\u1ed9t th\u01b0\u1edbc \u0111o th\u1ef1c t\u1ebf v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi th\u1ef1c s\u1ef1 t\u01b0\u01a1ng t\u00e1c v\u1edbi t\u00e0i li\u1ec7u c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec b\u1ea1n \u0111\u1ecbnh in tr\u01b0\u1edbc \u2013 \u00e1p ph\u00edch, huy hi\u1ec7u, k\u1ef7 y\u1ebfu \u2013 m\u00e3 QR \u0111\u1ed9ng l\u00e0 l\u1ef1a ch\u1ecdn an to\u00e0n h\u01a1n. <a href=\"https:\/\/pageloot.com\/vi\/qr-code-generator\/\">T\u1ea1o m\u00e3 QR \u0111\u1ed9ng<\/a> cho ph\u00e9p b\u1ea1n chuy\u1ec3n \u0111\u1ed5i b\u1ea5t k\u1ef3 URL n\u00e0o th\u00e0nh m\u00e3 \u0111\u1ed9ng, ch\u1ec9nh s\u1eeda \u0111\u00edch \u0111\u1ebfn sau khi in v\u00e0 theo d\u00f5i m\u1ee9c \u0111\u1ed9 t\u01b0\u01a1ng t\u00e1c t\u1eeb m\u1ed9t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n duy nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c DARPA t\u00e0i tr\u1ee3 t\u1ea1i \u0110\u1ea1i h\u1ecdc California, Santa Cruz, \u0111\u00e3 s\u1eed d\u1ee5ng m\u00e3 QR \u0111\u1ed9ng \u0111\u1ec3 theo d\u00f5i ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng tr\u00ean n\u0103m tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed sinh h\u1ecdc. B\u1eb1ng c\u00e1ch gi\u00e1m s\u00e1t d\u1eef li\u1ec7u qu\u00e9t, h\u1ecd \u0111\u00e3 x\u00e1c \u0111\u1ecbnh r\u1eb1ng m\u1ed9t b\u01b0\u1edbc s\u1ea3n xu\u1ea5t ch\u1ec9 c\u00f3 t\u1ef7 l\u1ec7 th\u00e0nh c\u00f4ng li\u00ean k\u1ebft l\u00e0 59% \u2013 m\u1ed9t ph\u00e1t hi\u1ec7n s\u1ebd kh\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0a ra m\u00e0 kh\u00f4ng c\u00f3 t\u00ednh n\u0103ng theo d\u00f5i nh\u00fang. Nh\u01b0 nh\u00e0 nghi\u00ean c\u1ee9u Cristian Hernandez \u0111\u00e3 l\u01b0u \u00fd, \u201cH\u1ec7 th\u1ed1ng theo d\u00f5i m\u00e3 QR \u0111\u00e3 cho ph\u00e9p nh\u00f3m c\u1ee7a ch\u00fang t\u00f4i x\u00e1c \u0111\u1ecbnh r\u1eb1ng b\u01b0\u1edbc 6 ch\u1ec9 c\u00f3 t\u1ef7 l\u1ec7 th\u00e0nh c\u00f4ng li\u00ean k\u1ebft l\u00e0 59%\u2026 c\u00f3 d\u1eef li\u1ec7u n\u00e0y \u0111\u00e3 ch\u1ec9 ra nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 c\u1ee7a ch\u1ebf \u0111\u1ed9 l\u1ed7i thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed sinh h\u1ecdc.\u201d<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-designing-qr-codes-for-reliable-scanning\">Thi\u1ebft k\u1ebf m\u00e3 QR \u0111\u1ec3 qu\u00e9t \u0111\u00e1ng tin c\u1eady<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t m\u00e3 QR tr\u00f4ng \u0111\u1eb9p nh\u01b0ng kh\u00f4ng th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c c\u00f2n t\u1ec7 h\u01a1n l\u00e0 kh\u00f4ng c\u00f3 m\u00e3 n\u00e0o c\u1ea3. Nh\u1eefng nguy\u00ean t\u1eafc thi\u1ebft k\u1ebf n\u00e0y \u0111\u1ea3m b\u1ea3o m\u00e3 c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng h\u1ed9i ngh\u1ecb th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<figure><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/05\/qr-code-design-9159c2-64cbd3422f9b.webp\" alt=\"Danh s\u00e1ch ki\u1ec3m tra thi\u1ebft k\u1ebf QR\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-size-and-scanning-distance\">K\u00edch Th\u01b0\u1edbc v\u00e0 Kho\u1ea3ng C\u00e1ch Qu\u00e9t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tu\u00e2n th\u1ee7 quy t\u1eafc 10:1: chi\u1ec1u r\u1ed9ng c\u1ee7a m\u00e3 ph\u1ea3i b\u1eb1ng kho\u1ea3ng m\u1ed9t ph\u1ea7n m\u01b0\u1eddi kho\u1ea3ng c\u00e1ch qu\u00e9t d\u1ef1 ki\u1ebfn. \u0110\u1ed1i v\u1edbi m\u1ed9t \u00e1p ph\u00edch nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c xem t\u1eeb kho\u1ea3ng 50 cm (20 inch), m\u00e3 ph\u1ea3i r\u1ed9ng \u00edt nh\u1ea5t 5 cm (2 inch). C\u1ee7a Pageloot <a href=\"https:\/\/pageloot.com\/vi\/blog\/qr-code-sizing-for-different-print-materials\/\">h\u01b0\u1edbng d\u1eabn k\u00edch th\u01b0\u1edbc cho t\u00e0i li\u1ec7u in<\/a> khuy\u1ebfn ngh\u1ecb t\u1ed1i thi\u1ec3u 3 \u00d7 3 cm cho \u00e1p ph\u00edch, v\u1edbi 6 \u00d7 6 cm l\u00e0 m\u1ee5c ti\u00eau l\u00fd t\u01b0\u1edfng. M\u1ed9t s\u1ed1 h\u01b0\u1edbng d\u1eabn c\u1ee7a tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc \u0111\u1ec1 xu\u1ea5t t\u1ed1i thi\u1ec3u kho\u1ea3ng 5 \u00d7 5 inch cho m\u00e3 \u00e1p ph\u00edch c\u1ea7n c\u00f3 th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c t\u1eeb kho\u1ea3ng c\u00e1ch \u0111\u1ee9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c slide thuy\u1ebft tr\u00ecnh, m\u00e3 c\u1ea7n \u0111\u1ee7 l\u1edbn \u0111\u1ec3 qu\u00e9t t\u1eeb ch\u1ed7 ng\u1ed3i. H\u00e3y ki\u1ec3m tra n\u00f3 \u1edf kho\u1ea3ng c\u00e1ch chi\u1ebfu th\u1ef1c t\u1ebf tr\u01b0\u1edbc bu\u1ed5i thuy\u1ebft tr\u00ecnh.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-contrast-and-color\">\u0110\u1ed9 t\u01b0\u01a1ng ph\u1ea3n v\u00e0 m\u00e0u s\u1eafc<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y qu\u00e9t \u0111\u1ecdc m\u00e3 QR b\u1eb1ng c\u00e1ch ph\u00e1t hi\u1ec7n \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n gi\u1eefa c\u00e1c m\u00f4-\u0111un t\u1ed1i v\u00e0 n\u1ec1n s\u00e1ng. \u0110\u1ed9 t\u01b0\u01a1ng ph\u1ea3n kh\u00f4ng \u0111\u1ee7 l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra l\u1ed7i qu\u00e9t. S\u1eed d\u1ee5ng c\u00e1c m\u1eabu m\u00e3 t\u1ed1i tr\u00ean n\u1ec1n s\u00e1ng ho\u1eb7c tr\u1eafng v\u00e0 \u0111\u1eb7t m\u1ee5c ti\u00eau t\u1ef7 l\u1ec7 t\u01b0\u01a1ng ph\u1ea3n \u00edt nh\u1ea5t l\u00e0 4.5:1. Tr\u00e1nh c\u00e1c s\u01a1 \u0111\u1ed3 \u0111\u1ea3o ng\u01b0\u1ee3c (m\u00e3 s\u00e1ng tr\u00ean n\u1ec1n t\u1ed1i), gradient ho\u1eb7c n\u1ec1n c\u00f3 hoa v\u0103n ph\u00eda sau m\u00e3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n mu\u1ed1n s\u1eed d\u1ee5ng m\u00e0u s\u1eafc th\u01b0\u01a1ng hi\u1ec7u ho\u1eb7c t\u1ed5 ch\u1ee9c, b\u1ea1n c\u00f3 th\u1ec3 \u2013 mi\u1ec5n l\u00e0 t\u1ef7 l\u1ec7 t\u01b0\u01a1ng ph\u1ea3n \u0111\u1ee7 cao. \u0110\u1ec3 bi\u1ebft th\u00eam chi ti\u1ebft v\u1ec1 c\u00e1c k\u1ebft h\u1ee3p m\u00e0u n\u00e0o ho\u1ea1t \u0111\u1ed9ng v\u00e0 m\u00e0u n\u00e0o kh\u00f4ng, h\u00e3y xem c\u1ee7a Pageloot <a href=\"https:\/\/pageloot.com\/vi\/blog\/qr-code-color-contrast-best-practices\/\">c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t v\u1ec1 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n m\u00e0u c\u1ee7a m\u00e3 QR<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-quiet-zone\">V\u00f9ng y\u00ean t\u0129nh<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00f9ng y\u00ean t\u0129nh l\u00e0 l\u1ec1 r\u00f5 r\u00e0ng bao quanh m\u00e3. ISO\/IEC 18004 quy \u0111\u1ecbnh t\u1ed1i thi\u1ec3u b\u1ed1n m\u00f4-\u0111un kh\u00f4ng gian tr\u1ed1ng \u1edf c\u1ea3 b\u1ed1n ph\u00eda. Kh\u00f4ng \u0111\u1eb7t v\u0103n b\u1ea3n, logo, \u0111\u01b0\u1eddng vi\u1ec1n ho\u1eb7c h\u1ecda ti\u1ebft n\u1ec1n b\u00ean trong l\u1ec1 n\u00e0y. Tr\u00ean m\u1ed9t \u00e1p ph\u00edch, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 \u0111\u1ec3 l\u1ea1i kh\u00f4ng gian tr\u1eafng r\u00f5 r\u00e0ng xung quanh m\u00e3 \u2013 h\u00e3y coi n\u00f3 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a thi\u1ebft k\u1ebf, kh\u00f4ng ph\u1ea3i kh\u00f4ng gian l\u00e3ng ph\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-file-format-and-print-quality\">\u0110\u1ecbnh d\u1ea1ng t\u1ec7p v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng in<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Xu\u1ea5t m\u00e3 QR c\u1ee7a b\u1ea1n d\u01b0\u1edbi d\u1ea1ng t\u1ec7p vector (SVG ho\u1eb7c EPS) \u0111\u1ec3 in kh\u1ed5 l\u1edbn. C\u00e1c \u0111\u1ecbnh d\u1ea1ng raster nh\u01b0 PNG c\u00f3 th\u1ec3 b\u1ecb v\u1ee1 h\u1ea1t khi ph\u00f3ng to, khi\u1ebfn c\u00e1c m\u00f4-\u0111un ri\u00eang l\u1ebb kh\u00f3 ph\u00e2n bi\u1ec7t h\u01a1n v\u00e0 gi\u1ea3m kh\u1ea3 n\u0103ng qu\u00e9t. \u0110\u1ed1i v\u1edbi \u0111\u1ed9 ph\u00e2n gi\u1ea3i in ti\u00eau chu\u1ea9n, t\u1ed1i thi\u1ec3u 300 DPI l\u00e0 ti\u00eau chu\u1ea9n th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<blockquote class=\"is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Nh\u1eadn t\u1ec7p m\u00e3 QR s\u1eb5n s\u00e0ng in<\/strong> T\u1ea3i m\u00e3 c\u1ee7a b\u1ea1n \u1edf \u0111\u1ecbnh d\u1ea1ng SVG, EPS ho\u1eb7c PDF \u0111\u1ec3 in poster \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao v\u1edbi <a href=\"https:\/\/pageloot.com\/vi\/qr-code-generator\/\">Tr\u00ecnh t\u1ea1o m\u00e3 QR<\/a>.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-placement-on-posters-and-slides\">V\u1ecb tr\u00ed tr\u00ean Poster v\u00e0 Slide<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ecb tr\u00ed b\u1ea1n \u0111\u1eb7t m\u00e3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c m\u1ecdi ng\u01b0\u1eddi c\u00f3 th\u1ef1c s\u1ef1 qu\u00e9t n\u00f3 hay kh\u00f4ng. H\u01b0\u1edbng d\u1eabn t\u1eeb c\u00e1c ngu\u1ed3n truy\u1ec1n th\u00f4ng khoa h\u1ecdc khuy\u1ebfn ngh\u1ecb \u0111\u1eb7t m\u00e3 QR g\u1ea7n cu\u1ed1i \u0111\u01b0\u1eddng \u0111\u1ecdc c\u1ee7a poster \u2013 g\u1ea7n ph\u1ea7n k\u1ebft lu\u1eadn ho\u1eb7c th\u00f4ng \u0111i\u1ec7p ch\u00ednh \u2013 \u0111\u1ec3 n\u00f3 xu\u1ea5t hi\u1ec7n sau khi ng\u01b0\u1eddi xem \u0111\u00e3 t\u01b0\u01a1ng t\u00e1c v\u1edbi n\u1ed9i dung. \u0110\u00e2y l\u00e0 th\u1eddi \u0111i\u1ec3m h\u1ee3p l\u00fd \u0111\u1ec3 cung c\u1ea5p th\u00eam: \u201cMu\u1ed1n c\u00f3 to\u00e0n b\u1ed9 d\u1eef li\u1ec7u? Qu\u00e9t t\u1ea1i \u0111\u00e2y.\u201d<\/p>\n\n\n\n<figure><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/05\/conference-poster-qr-14b086-26c60fa55ad3.webp\" alt=\"Qu\u00e9t \u00e1p ph\u00edch h\u1ed9i ngh\u1ecb\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00ean m\u1ed9t poster d\u1ecdc, khu v\u1ef1c d\u01b0\u1edbi c\u00f9ng b\u00ean ph\u1ea3i l\u00e0 \u0111i\u1ec3m d\u1eebng t\u1ef1 nhi\u00ean cho m\u1eaft sau khi \u0111\u1ecdc. Tr\u00ean m\u1ed9t b\u1ed1 c\u1ee5c ngang, ph\u00eda b\u00ean ph\u1ea3i c\u0169ng ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng t\u1ef1. \u0110\u1ed1i v\u1edbi <a href=\"https:\/\/pageloot.com\/vi\/qr-codes-on\/posters\/\">M\u00e3 QR tr\u00ean \u00e1p ph\u00edch<\/a>, vi\u1ec7c \u0111\u1eb7t \u1edf ngang t\u1ea7m m\u1eaft (kho\u1ea3ng 3,5\u20135,5 feet so v\u1edbi s\u00e0n) cho ph\u00e9p ng\u01b0\u1eddi tham d\u1ef1 qu\u00e9t tho\u1ea3i m\u00e1i m\u00e0 kh\u00f4ng c\u1ea7n c\u00fai ng\u01b0\u1eddi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Lu\u00f4n gh\u00e9p m\u00e3 v\u1edbi m\u1ed9t l\u1eddi k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng ng\u1eafn g\u1ecdn cho m\u1ecdi ng\u01b0\u1eddi bi\u1ebft h\u1ecd s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c g\u00ec:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u201cQu\u00e9t \u0111\u1ec3 xem to\u00e0n b\u1ed9 b\u00e0i b\u00e1o\u201d<\/li>\n\n\n\n<li>\u201cTruy c\u1eadp d\u1eef li\u1ec7u b\u1ed5 sung\u201d<\/li>\n\n\n\n<li>\u201cL\u01b0u th\u00f4ng tin li\u00ean h\u1ec7 c\u1ee7a t\u00f4i\u201d<\/li>\n\n\n\n<li>\u201cT\u1ea3i xu\u1ed1ng b\u1ed9 slide\u201d<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu kh\u00f4ng c\u00f3 CTA, nhi\u1ec1u ng\u01b0\u1eddi tham d\u1ef1 s\u1ebd b\u1ecf qua m\u00e3 ho\u00e0n to\u00e0n \u2013 h\u1ecd kh\u00f4ng bi\u1ebft li\u1ec7u c\u00f3 \u0111\u00e1ng \u0111\u1ec3 qu\u00e9t hay kh\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi slide thuy\u1ebft tr\u00ecnh, h\u00e3y hi\u1ec3n th\u1ecb m\u00e3 QR trong \u00edt nh\u1ea5t 15\u201320 gi\u00e2y v\u00e0 x\u00e1c nh\u1eadn b\u1eb1ng l\u1eddi n\u00f3i. \u0110\u1eb7t n\u00f3 \u1edf g\u00f3c d\u01b0\u1edbi c\u00f9ng b\u00ean ph\u1ea3i c\u1ee7a slide gi\u00fap n\u00f3 hi\u1ec3n th\u1ecb m\u00e0 kh\u00f4ng c\u1ea1nh tranh v\u1edbi n\u1ed9i dung ch\u00ednh c\u1ee7a b\u1ea1n. M\u00e3 \u0111\u1ed9ng \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch \u1edf \u0111\u00e2y: n\u1ebfu \u0111\u00edch \u0111\u1ebfn thay \u0111\u1ed5i gi\u1eefa c\u00e1c b\u00e0i n\u00f3i chuy\u1ec7n ho\u1eb7c ng\u00e0y h\u1ed9i ngh\u1ecb, b\u1ea1n c\u1eadp nh\u1eadt li\u00ean k\u1ebft m\u00e0 kh\u00f4ng c\u1ea7n ch\u1ea1m v\u00e0o t\u1ec7p slide.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 \u0111\u01b0\u1ee3c h\u01b0\u1edbng d\u1eabn v\u1ec1 v\u1ecb tr\u00ed trong c\u00e1c ng\u1eef c\u1ea3nh kh\u00e1c nhau, Pageloot\u2019s <a href=\"https:\/\/pageloot.com\/vi\/blog\/ultimate-guide-to-qr-code-placement-in-marketing\/\">H\u01b0\u1edbng d\u1eabn \u0111\u1eb7t m\u00e3 QR<\/a> bao g\u1ed3m \u0111\u1ecbnh v\u1ecb ngang t\u1ea7m m\u1eaft, l\u1ef1a ch\u1ecdn n\u1ec1n v\u00e0 c\u00e1ch kh\u1edbp v\u1ecb tr\u00ed v\u1edbi \u00fd \u0111\u1ecbnh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-testing-before-you-print\">Ki\u1ec3m tra tr\u01b0\u1edbc khi in<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ki\u1ec3m tra m\u00e3 tr\u01b0\u1edbc khi g\u1eedi \u00e1p ph\u00edch \u0111i in ho\u1eb7c ho\u00e0n thi\u1ec7n c\u00e1c slide c\u1ee7a b\u1ea1n. C\u1ee5 th\u1ec3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qu\u00e9t t\u1eeb kho\u1ea3ng c\u00e1ch th\u1ef1c t\u1ebf m\u00e0 kh\u00e1n gi\u1ea3 s\u1ebd \u0111\u1ee9ng ho\u1eb7c ng\u1ed3i<\/li>\n\n\n\n<li>Ki\u1ec3m tra tr\u00ean \u00edt nh\u1ea5t hai thi\u1ebft b\u1ecb kh\u00e1c nhau (iOS v\u00e0 Android)<\/li>\n\n\n\n<li>Th\u1eed trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng kh\u00e1c nhau, bao g\u1ed3m c\u1ea3 \u0111\u00e8n hu\u1ef3nh quang tr\u00ean tr\u1ea7n nh\u00e0 th\u01b0\u1eddng th\u1ea5y trong c\u00e1c h\u1ed9i tr\u01b0\u1eddng h\u1ed9i ngh\u1ecb<\/li>\n\n\n\n<li>X\u00e1c minh r\u1eb1ng \u0111\u00edch li\u00ean k\u1ebft t\u1ea3i \u0111\u00fang c\u00e1ch, k\u1ec3 c\u1ea3 tr\u00ean k\u1ebft n\u1ed1i di \u0111\u1ed9ng (kh\u00f4ng ch\u1ec9 Wi-Fi)<\/li>\n\n\n\n<li>Ki\u1ec3m tra xem c\u00e1c t\u1ec7p PDF v\u00e0 c\u00e1c t\u1ec7p kh\u00e1c c\u00f3 m\u1edf \u0111\u01b0\u1ee3c tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng m\u00e0 kh\u00f4ng y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n kh\u00f4ng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n \u0111ang s\u1eed d\u1ee5ng m\u00e3 \u0111\u1ed9ng, h\u00e3y x\u00e1c nh\u1eadn r\u1eb1ng vi\u1ec7c chuy\u1ec3n h\u01b0\u1edbng \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft \u0111\u00fang c\u00e1ch sau b\u1ea5t k\u1ef3 c\u1eadp nh\u1eadt \u0111\u00edch n\u00e0o. \u0110\u1ec3 c\u00f3 danh s\u00e1ch ki\u1ec3m tra \u0111\u1ea7y \u0111\u1ee7 c\u00e1c ti\u00eau ch\u00ed thi\u1ebft k\u1ebf v\u00e0 th\u1eed nghi\u1ec7m, h\u00e3y xem c\u1ee7a Pageloot <a href=\"https:\/\/pageloot.com\/vi\/blog\/best-practices-for-qr-code-readability\/\">c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t v\u1ec1 kh\u1ea3 n\u0103ng \u0111\u1ecdc m\u00e3 QR<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-using-qr-codes-beyond-the-poster\">S\u1eed d\u1ee5ng m\u00e3 QR ngo\u00e0i \u00e1p ph\u00edch<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c h\u1ed9i ngh\u1ecb khoa h\u1ecdc cung c\u1ea5p nhi\u1ec1u \u0111i\u1ec3m ti\u1ebfp x\u00fac n\u01a1i m\u00e3 QR b\u1ed5 sung gi\u00e1 tr\u1ecb th\u1ef1c t\u1ebf ngo\u00e0i b\u1ea3ng \u00e1p ph\u00edch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Th\u1ebb h\u1ed9i ngh\u1ecb<\/strong> v\u1edbi m\u00e3 QR vCard cho ph\u00e9p b\u1ea5t k\u1ef3 ng\u01b0\u1eddi tham d\u1ef1 n\u00e0o l\u01b0u chi ti\u1ebft li\u00ean h\u1ec7 c\u1ee7a b\u1ea1n trong c\u00e1c cu\u1ed9c tr\u00f2 chuy\u1ec7n h\u00e0nh lang \u2013 kh\u00f4ng c\u1ea7n trao \u0111\u1ed5i s\u1ed1 \u0111i\u1ec7n tho\u1ea1i, kh\u00f4ng c\u00f3 th\u1ebb b\u1ecb m\u1ea5t trong t\u00fai.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>T\u00e0i li\u1ec7u ph\u00e1t tay c\u1ee7a phi\u00ean<\/strong> \u0111\u01b0\u1ee3c li\u00ean k\u1ebft qua m\u00e3 QR thay th\u1ebf c\u00e1c ch\u1ed3ng gi\u1ea5y. M\u1ed9t m\u00e3 duy nh\u1ea5t tr\u00ean m\u1ed9t b\u1ea3n t\u00f3m t\u1eaft in c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i ng\u01b0\u1eddi tham d\u1ef1 v\u1edbi to\u00e0n b\u1ed9 k\u1ef7 y\u1ebfu, c\u00e1c \u1ea5n ph\u1ea9m li\u00ean quan ho\u1eb7c bi\u1ec3u m\u1eabu ph\u1ea3n h\u1ed3i sau phi\u00ean.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0110\u0103ng k\u00fd v\u00e0 l\u00e0m th\u1ee7 t\u1ee5c<\/strong> c\u00e1c quy tr\u00ecnh \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb m\u00e3 QR \u0111i\u1ec3m danh gi\u00fap x\u00e1c minh danh t\u00ednh v\u00e0 theo d\u00f5i s\u1ef1 tham gia, cung c\u1ea5p cho ban t\u1ed5 ch\u1ee9c s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi tham d\u1ef1 theo th\u1eddi gian th\u1ef1c cho t\u1eebng phi\u00ean.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>T\u00e0i li\u1ec7u k\u1ebft n\u1ed1i m\u1ea1ng<\/strong> c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t <a href=\"https:\/\/pageloot.com\/vi\/link-qr-code-generator\/\">m\u00e3 QR link<\/a> \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi trang web ph\u00f2ng th\u00ed nghi\u1ec7m, h\u1ed3 s\u01a1 Google Scholar ho\u1eb7c trang LinkedIn \u2013 mang \u0111\u1ebfn cho c\u00e1c \u0111\u1ed3ng nghi\u1ec7p quan t\u00e2m nhi\u1ec1u c\u00e1ch \u0111\u1ec3 theo d\u00f5i sau khi h\u1ed9i ngh\u1ecb k\u1ebft th\u00fac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ed9i ngh\u1ecb IASCON 2022 \u0111\u00e3 ch\u1ee9ng minh \u0111i\u1ec1u n\u00e0y tr\u00f4ng nh\u01b0 th\u1ebf n\u00e0o \u1edf quy m\u00f4 l\u1edbn. C\u00e1c nh\u00e0 t\u1ed5 ch\u1ee9c \u0111\u00e3 \u0111\u1eb7t m\u00e3 QR t\u1ea1i b\u00e0n \u0111\u0103ng k\u00fd, b\u00ean ngo\u00e0i ph\u00f2ng h\u1ecdp v\u00e0 trong c\u00e1c slide thuy\u1ebft tr\u00ecnh, thay th\u1ebf ho\u00e0n to\u00e0n l\u1ecbch tr\u00ecnh v\u00e0 t\u00e0i li\u1ec7u gi\u1ea5y. Ng\u01b0\u1eddi tham d\u1ef1 c\u00f3 th\u1ec3 truy c\u1eadp chi ti\u1ebft phi\u00ean h\u1ecdp, h\u1ed3 s\u01a1 di\u1ec5n gi\u1ea3 v\u00e0 t\u1ea3i xu\u1ed1ng b\u00e0i thuy\u1ebft tr\u00ecnh b\u1eb1ng c\u00e1ch qu\u00e9t m\u00e3 t\u1ea1i m\u1ed7i \u0111\u1ecba \u0111i\u1ec3m. M\u1ed9t h\u1ec7 th\u1ed1ng ph\u1ea3n h\u1ed3i di \u0111\u1ed9ng \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi m\u00e3 QR \u0111\u00e3 cho ph\u00e9p th\u0103m d\u00f2 \u00fd ki\u1ebfn tr\u1ef1c ti\u1ebfp v\u00e0 h\u1ecfi \u0111\u00e1p m\u00e0 kh\u00f4ng c\u1ea7n t\u1ea3i xu\u1ed1ng b\u1ea5t k\u1ef3 \u1ee9ng d\u1ee5ng n\u00e0o, \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ef7 l\u1ec7 tham gia t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1c bi\u1ec3u m\u1eabu gi\u1ea5y truy\u1ec1n th\u1ed1ng. Ph\u00e2n t\u00edch t\u1eeb s\u1ef1 ki\u1ec7n cho th\u1ea5y m\u1ee9c \u0111\u1ed9 t\u01b0\u01a1ng t\u00e1c cao h\u01a1n trong c\u00e1c phi\u00ean h\u1ecdp bu\u1ed5i s\u00e1ng v\u00e0 gi\u1ea3m \u0111\u00e1ng k\u1ec3 sau b\u1eefa tr\u01b0a \u2013 d\u1eef li\u1ec7u \u0111\u00e3 tr\u1ef1c ti\u1ebfp \u0111\u1ecbnh h\u00ecnh c\u00e1c quy\u1ebft \u0111\u1ecbnh l\u1eadp l\u1ecbch tr\u00ecnh trong t\u01b0\u01a1ng lai.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e3 QR ho\u1ea1t \u0111\u1ed9ng t\u1ea1i c\u00e1c h\u1ed9i ngh\u1ecb \u1edf m\u1ecdi quy m\u00f4 v\u00ec c\u00f9ng m\u1ed9t l\u00fd do: ch\u00fang lo\u1ea1i b\u1ecf ma s\u00e1t gi\u1eefa m\u1ed9t ng\u01b0\u1eddi tham d\u1ef1 t\u00f2 m\u00f2 v\u00e0 th\u00f4ng tin h\u1ecd mu\u1ed1n. M\u1ed9t m\u00e3 QR \u0111\u01b0\u1ee3c \u0111\u1eb7t \u0111\u00fang ch\u1ed7, k\u00edch th\u01b0\u1edbc ph\u00f9 h\u1ee3p, \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n cao v\u1edbi l\u1eddi k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng r\u00f5 r\u00e0ng l\u00e0m \u0111\u01b0\u1ee3c \u0111i\u1ec1u m\u00e0 m\u1ed9t \u00e1p ph\u00edch in \u1ea5n \u0111\u01a1n thu\u1ea7n kh\u00f4ng th\u1ec3 \u2013 n\u00f3 gi\u1eef cho cu\u1ed9c tr\u00f2 chuy\u1ec7n ti\u1ebfp t\u1ee5c sau khi phi\u00ean h\u1ecdp k\u1ebft th\u00fac. B\u1eaft \u0111\u1ea7u v\u1edbi m\u00e3 \u0111\u1ed9ng \u0111\u1ec3 b\u1ea1n gi\u1eef \u0111\u01b0\u1ee3c s\u1ef1 linh ho\u1ea1t trong vi\u1ec7c c\u1eadp nh\u1eadt \u0111\u00edch \u0111\u1ebfn, theo d\u00f5i ai t\u01b0\u01a1ng t\u00e1c v\u1edbi t\u00e0i li\u1ec7u c\u1ee7a b\u1ea1n v\u00e0 th\u1ef1c hi\u1ec7n thay \u0111\u1ed5i m\u00e0 kh\u00f4ng c\u1ea7n in l\u1ea1i. \u0110\u1ed1i v\u1edbi t\u1ea5t c\u1ea3 nh\u1eefng \u0111i\u1ec1u n\u00e0y, <a href=\"https:\/\/pageloot.com\/vi\/qr-code-generator\/\">Tr\u00ecnh t\u1ea1o m\u00e3 QR Pageloot<\/a> cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5 \u0111\u1ec3 t\u1ea1o, t\u00f9y ch\u1ec9nh v\u00e0 qu\u1ea3n l\u00fd m\u00e3 c\u1ee7a b\u1ea1n t\u1eeb m\u1ed9t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n duy nh\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-frequently-asked-questions\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<div class=\"schema-faq\"><div class=\"schema-faq-section\" id=\"faq-question-f01021da666b\"><strong class=\"schema-faq-question\">M\u00e3 QR tr\u00ean c\u00e1c poster nghi\u00ean c\u1ee9u c\u00f3 y\u00eau c\u1ea7u ng\u01b0\u1eddi tham d\u1ef1 ph\u1ea3i t\u1ea3i xu\u1ed1ng m\u1ed9t \u1ee9ng d\u1ee5ng kh\u00f4ng?<\/strong> <p class=\"schema-faq-answer\">Kh\u00f4ng. \u0110i\u1ec7n tho\u1ea1i th\u00f4ng minh hi\u1ec7n \u0111\u1ea1i tr\u00ean c\u1ea3 iOS v\u00e0 Android c\u00f3 th\u1ec3 qu\u00e9t m\u00e3 QR tr\u1ef1c ti\u1ebfp th\u00f4ng qua \u1ee9ng d\u1ee5ng camera t\u00edch h\u1ee3p s\u1eb5n, m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea7n m\u1ec1m b\u1ed5 sung n\u00e0o. Ng\u01b0\u1eddi tham d\u1ef1 ch\u1ec9 c\u1ea7n m\u1edf camera c\u1ee7a h\u1ecd, h\u01b0\u1edbng v\u00e0o m\u00e3, v\u00e0 ch\u1ea1m v\u00e0o th\u00f4ng b\u00e1o \u0111\u1ec3 m\u1edf n\u1ed9i dung li\u00ean k\u1ebft trong tr\u00ecnh duy\u1ec7t c\u1ee7a h\u1ecd.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-cc8898ed1351\"><strong class=\"schema-faq-question\">\u0110i\u1ec3m kh\u00e1c bi\u1ec7t gi\u1eefa m\u00e3 QR t\u0129nh v\u00e0 m\u00e3 QR \u0111\u1ed9ng d\u00e0nh cho h\u1ed9i ngh\u1ecb l\u00e0 g\u00ec?<\/strong> <p class=\"schema-faq-answer\">M\u00e3 QR t\u0129nh m\u00e3 h\u00f3a URL \u0111\u00edch tr\u1ef1c ti\u1ebfp v\u00e0o m\u1eabu \u2013 m\u1ed9t khi \u0111\u00e3 in, n\u00f3 kh\u00f4ng th\u1ec3 thay \u0111\u1ed5i. M\u00e3 QR \u0111\u1ed9ng m\u00e3 h\u00f3a m\u1ed9t URL chuy\u1ec3n h\u01b0\u1edbng ng\u1eafn, v\u00ec v\u1eady b\u1ea1n c\u00f3 th\u1ec3 c\u1eadp nh\u1eadt \u0111\u00edch \u0111\u1ebfn b\u1ea5t c\u1ee9 l\u00fac n\u00e0o t\u1eeb m\u1ed9t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n m\u00e0 kh\u00f4ng c\u1ea7n in l\u1ea1i. M\u00e3 \u0111\u1ed9ng c\u0169ng cung c\u1ea5p ph\u00e2n t\u00edch nh\u01b0 s\u1ed1 l\u01b0\u1ee3t qu\u00e9t, lo\u1ea1i thi\u1ebft b\u1ecb v\u00e0 d\u1ea5u th\u1eddi gian, \u0111i\u1ec1u m\u00e0 m\u00e3 t\u0129nh kh\u00f4ng c\u00f3. \u0110\u1ed1i v\u1edbi \u00e1p ph\u00edch h\u1ed9i ngh\u1ecb v\u00e0 t\u00e0i li\u1ec7u \u0111\u01b0\u1ee3c in tr\u01b0\u1edbc, m\u00e3 \u0111\u1ed9ng \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb m\u1ea1nh m\u1ebd.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-40b855287edf\"><strong class=\"schema-faq-question\">M\u00e3 QR n\u00ean l\u1edbn \u0111\u1ebfn m\u1ee9c n\u00e0o tr\u00ean m\u1ed9t poster nghi\u00ean c\u1ee9u?<\/strong> <p class=\"schema-faq-answer\">Tu\u00e2n th\u1ee7 quy t\u1eafc 10:1: chi\u1ec1u r\u1ed9ng c\u1ee7a m\u00e3 ph\u1ea3i x\u1ea5p x\u1ec9 m\u1ed9t ph\u1ea7n m\u01b0\u1eddi kho\u1ea3ng c\u00e1ch qu\u00e9t. \u0110\u1ed1i v\u1edbi m\u1ed9t \u00e1p ph\u00edch \u0111\u01b0\u1ee3c xem t\u1eeb kho\u1ea3ng 50 cm (20 inch), \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 chi\u1ec1u r\u1ed9ng t\u1ed1i thi\u1ec3u l\u00e0 5 cm (2 inch). M\u1ed9t m\u1ee5c ti\u00eau th\u1ef1c t\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng \u00e1p ph\u00edch l\u00e0 6 \u00d7 6 cm, mang l\u1ea1i kh\u00f4ng gian qu\u00e9t tho\u1ea3i m\u00e1i cho h\u1ea7u h\u1ebft ng\u01b0\u1eddi tham d\u1ef1. Lu\u00f4n ki\u1ec3m tra m\u00e3 \u0111\u00e3 in t\u1eeb kho\u1ea3ng c\u00e1ch xem th\u1ef1c t\u1ebf tr\u01b0\u1edbc h\u1ed9i ngh\u1ecb.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u c\u00e1ch s\u1eed d\u1ee5ng m\u00e3 QR cho c\u00e1c h\u1ed9i ngh\u1ecb khoa h\u1ecdc. H\u01b0\u1edbng d\u1eabn n\u00e0y bao g\u1ed3m li\u00ean k\u1ebft \u0111\u1ebfn d\u1eef li\u1ec7u nghi\u00ean c\u1ee9u, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t v\u1ec1 thi\u1ebft k\u1ebf v\u00e0 theo d\u00f5i m\u1ee9c \u0111\u1ed9 t\u01b0\u01a1ng t\u00e1c c\u1ee7a ng\u01b0\u1eddi tham d\u1ef1.<\/p>","protected":false},"author":17,"featured_media":54080,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[2635],"tags":[],"class_list":["post-49772","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.7 (Yoast SEO v28.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Case Study: QR Codes in Scientific Conferences<\/title>\n<meta name=\"description\" content=\"QR codes are reshaping scientific conferences\u2014cutting 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tuy\u1ebfn","publisher":{"@id":"https:\/\/pageloot.com\/es\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/pageloot.com\/es\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/pageloot.com\/es\/#organization","name":"Pageloot","url":"https:\/\/pageloot.com\/es\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/pageloot.com\/es\/#\/schema\/logo\/image\/","url":"https:\/\/pageloot.com\/wp-content\/uploads\/2020\/03\/Pageloot-QR-Code-Generator-Scanner-Tools-Online.svg","contentUrl":"https:\/\/pageloot.com\/wp-content\/uploads\/2020\/03\/Pageloot-QR-Code-Generator-Scanner-Tools-Online.svg","width":1,"height":1,"caption":"Pageloot"},"image":{"@id":"https:\/\/pageloot.com\/es\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/pageloot\/","https:\/\/x.com\/getpageloot","https:\/\/www.instagram.com\/getpageloot\/","https:\/\/www.linkedin.com\/company\/pageloot\/","http:\/\/pinterest.com\/pageloot","https:\/\/www.youtube.com\/pageloot"]},{"@type":"Person","@id":"https:\/\/pageloot.com\/es\/#\/schema\/person\/fa28992c2e52546f0812833bac852dfe","name":"Siim T","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/pageloot.com\/wp-content\/litespeed\/avatar\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1792526369","url":"https:\/\/pageloot.com\/wp-content\/litespeed\/avatar\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1792526369","contentUrl":"https:\/\/pageloot.com\/wp-content\/litespeed\/avatar\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1792526369","caption":"Siim T"},"description":"Siim Tiigim\u00e4gi l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a d\u1ecbch v\u1ee5 t\u1ea1o m\u00e3 QR s\u00e1ng t\u1ea1o t\u1ea1i Pageloot. V\u1edbi chuy\u00ean m\u00f4n s\u00e2u s\u1eafc k\u00e9o d\u00e0i h\u01a1n 5 n\u0103m ch\u1ec9 v\u1ec1 m\u00e3 QR, Siim \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t chuy\u00ean gia v\u1ec1 ch\u1ee7 \u0111\u1ec1 n\u00e0y trong l\u0129nh v\u1ef1c n\u00e0y. Anh \u1ea5y \u0111\u00e3 c\u00f3 nh\u1eefng b\u01b0\u1edbc ti\u1ebfn \u0111\u00e1ng k\u1ec3 trong vi\u1ec7c t\u1eadn d\u1ee5ng c\u00f4ng ngh\u1ec7 QR \u0111\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a v\u00e0 t\u0103ng c\u01b0\u1eddng c\u00e1c t\u01b0\u01a1ng t\u00e1c k\u1ef9 thu\u1eadt s\u1ed1. Cu\u1ed9c h\u00e0nh tr\u00ecnh c\u1ee7a anh kh\u00f4ng ch\u1ec9 b\u1eaft \u0111\u1ea7u \u1edf \u0111\u00e2y. Siim c\u00f3 n\u1ec1n t\u1ea3ng k\u1ef9 thu\u1eadt s\u1ed1 s\u00e2u r\u1ed9ng v\u1edbi h\u01a1n 10 n\u0103m kinh nghi\u1ec7m v\u1eefng ch\u1eafc trong l\u0129nh v\u1ef1c Ph\u1ea7n m\u1ec1m d\u01b0\u1edbi d\u1ea1ng d\u1ecbch v\u1ee5 (SaaS), m\u1ed9t minh ch\u1ee9ng cho ki\u1ebfn th\u1ee9c s\u00e2u r\u1ed9ng c\u1ee7a \u00f4ng v\u1ec1 c\u00e1c gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt s\u1ed1.","sameAs":["https:\/\/www.linkedin.com\/in\/siim-tiigimagi\/"]},{"@type":"Question","@id":"https:\/\/pageloot.com\/blog\/case-study-qr-codes-scientific-conferences\/#faq-question-f01021da666b","position":1,"url":"https:\/\/pageloot.com\/blog\/case-study-qr-codes-scientific-conferences\/#faq-question-f01021da666b","name":"M\u00e3 QR tr\u00ean c\u00e1c poster nghi\u00ean c\u1ee9u c\u00f3 y\u00eau c\u1ea7u ng\u01b0\u1eddi tham d\u1ef1 ph\u1ea3i t\u1ea3i xu\u1ed1ng m\u1ed9t \u1ee9ng d\u1ee5ng kh\u00f4ng?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"No. Modern smartphones on both iOS and Android can scan QR codes directly through the built-in camera app, with no additional software required. Attendees simply open their camera, point it at the code, and tap the notification to open the linked content in their browser.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/blog\/case-study-qr-codes-scientific-conferences\/#faq-question-cc8898ed1351","position":2,"url":"https:\/\/pageloot.com\/blog\/case-study-qr-codes-scientific-conferences\/#faq-question-cc8898ed1351","name":"\u0110i\u1ec3m kh\u00e1c bi\u1ec7t gi\u1eefa m\u00e3 QR t\u0129nh v\u00e0 m\u00e3 QR \u0111\u1ed9ng d\u00e0nh cho h\u1ed9i ngh\u1ecb l\u00e0 g\u00ec?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"A static QR code encodes the destination URL directly in the pattern \u2013 once printed, it cannot be changed. A dynamic QR code encodes a short redirect URL, so you can update the destination at any time from a dashboard without reprinting. Dynamic codes also provide analytics such as scan counts, device types, and timestamps, which static codes do not. For conference posters and materials printed in advance, dynamic codes are strongly recommended.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/blog\/case-study-qr-codes-scientific-conferences\/#faq-question-40b855287edf","position":3,"url":"https:\/\/pageloot.com\/blog\/case-study-qr-codes-scientific-conferences\/#faq-question-40b855287edf","name":"M\u00e3 QR n\u00ean l\u1edbn \u0111\u1ebfn m\u1ee9c n\u00e0o tr\u00ean m\u1ed9t poster nghi\u00ean c\u1ee9u?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Follow the 10:1 rule: the code's width should be approximately one-tenth of the scanning distance. For a poster viewed from about 50 cm (20 inches) away, that means a minimum width of 5 cm (2 inches). A practical target for poster use is 6 \u00d7 6 cm, which gives comfortable scanning room for most attendees. Always test the printed code from the actual viewing distance before the conference.","inLanguage":"vi"},"inLanguage":"vi"}]}},"_links":{"self":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/49772","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/comments?post=49772"}],"version-history":[{"count":4,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/49772\/revisions"}],"predecessor-version":[{"id":54968,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/49772\/revisions\/54968"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/media\/54080"}],"wp:attachment":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/media?parent=49772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/categories?post=49772"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/tags?post=49772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}