{"id":15567,"date":"2021-11-27T18:12:56","date_gmt":"2021-11-27T11:12:56","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=15567"},"modified":"2021-11-27T18:12:57","modified_gmt":"2021-11-27T11:12:57","slug":"ai-phat-minh-ra-tin-hieu-giao-thong","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/ai-phat-minh-ra-tin-hieu-giao-thong\/","title":{"rendered":"Ai ph\u00e1t minh ra t\u00edn hi\u1ec7u giao th\u00f4ng?"},"content":{"rendered":"\n

T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 9 – Arkady Leokum giao th\u00f4ng l\u00e0 chuy\u1ec7n x\u01b0a l\u1eafc x\u01b0a l\u01a1 r\u1ed3i. Julius Caesar c\u00f3 l\u1ebd l\u00e0 ng\u01b0\u1eddi cai tr\u1ecb \u0111\u1ea7u ti\u00ean l\u1eadp k\u1ef7 l\u1ee5c v\u1ec1 vi\u1ec7c ra qui \u0111\u1ecbnh v\u1ec1 ki\u1ec3m so\u00e1t giao th\u00f4ng. \u00d4ng \u0111\u01b0a ra m\u1ed9t \u0111\u1ea1o lu\u1eadt c\u1ea5m \u0111\u00e0n b\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c l\u00e1i xe ng\u1ef1a \u1edf La M\u00e3.<\/p>\n\n\n\n

Sau khi xe h\u01a1i xu\u1ea5t hi\u1ec7n, ng\u01b0\u1eddi ki\u1ec3m so\u00e1t giao th\u00f4ng \u0111\u1ea7u ti\u00ean l\u00e0 nh\u1eefng ki\u1ec3m so\u00e1t vi\u00ean \u0111i b\u1ed9, \u0111i\u1ec1u h\u00e0nh giao th\u00f4ng b\u1eb1ng tay. M\u00e3i \u0111\u1ebfn \u0111\u1ea7u nh\u1eefng n\u0103m 1920, \u0111\u00e8n giao th\u00f4ng t\u1ef1 \u0111\u1ed9ng m\u1edbi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u1ea7n \u0111\u1ea7u.<\/p>\n\n\n\n

Nh\u01b0ng nh\u1eefng lo\u1ea1i \u0111\u00e8n n\u00e0y v\u1eabn ch\u01b0a gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c m\u1ed9t v\u1ea5n \u0111\u1ec1 quan tr\u1ecdng \u0111\u00f3 l\u00e0 l\u01b0\u1ee3ng xe c\u1ed9 \u0111i ngang qua m\u1ed9t giao l\u1ed9 thay \u0111\u1ed5i v\u00e0o t\u1eebng gi\u1edd gi\u1ea5c kh\u00e1c nhau trong ng\u00e0y.<\/p>\n\n\n\n

N\u0103m 1927 c\u00f3 hai ng\u01b0\u1eddi \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea5p b\u1eb1ng s\u00e1ng ch\u1ebf m\u00e1y ki\u1ec3m so\u00e1t \u201cxe c\u1ed9 l\u01b0u th\u00f4ng\u201d. \u0110\u00e2y l\u00e0 nh\u1eefng \u0111\u00e8n giao th\u00f4ng thi\u1ebft k\u1ebf<\/a> \u0111\u1ec3 ch\u1ec9nh l\u01b0u l\u01b0\u1ee3ng xe c\u1ed9 ch\u1ea1y qua m\u1ed9t giao l\u1ed9 trong kho\u1ea3ng th\u1eddi gian cho ph\u00e9p. M\u1ed9t trong hai lo\u1ea1i \u0111\u00e8n n\u00e0y do \u00f4ng Harry Haugh c\u1ee7a \u0111\u1ea1i h\u1ecdc Yale ph\u00e1t minh, l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u1ea1i New Haven, bang Connecticut v\u00e0o th\u00e1ng 4 n\u0103m 1928.<\/p>\n\n\n\n

D\u1ee5ng c\u1ee5 n\u00e0y ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c nh\u1edd m\u1ed9t m\u00e1y d\u00f2 c\u00e1c bi\u1ebfn \u0111\u1ed5i \u00e1p l\u1ef1c \u0111\u1eb7t tr\u00ean l\u1ec1 \u0111\u01b0\u1eddng. M\u1ed9t chi\u1ebfc xe h\u01a1i ch\u1ea1y ngang qua, m\u00e1y d\u00f2 b\u00e1o hi\u1ec7u cho \u201ch\u1ed9p g\u1ecdi\u201d tr\u00ean c\u1ed9t \u0111\u00e8n, l\u00e0m cho \u00e1nh s\u00e1ng \u0111\u1ed5i qua m\u00e0u xanh khi xe ch\u1ea1y t\u1edbi g\u1ea7n. Lo\u1ea1i \u0111\u00e8n l\u01b0u th\u00f4ng n\u00e0y ng\u00e0y nay v\u1eabn \u0111\u01b0\u1ee3c d\u00f9ng ph\u1ed5 bi\u1ebfn, tuy c\u0169ng c\u00f3 thay \u0111\u1ed5i ch\u00fat \u00edt.<\/p>\n\n\n\n

C\u0169ng v\u00e0o n\u0103m 1928, Charles Adler ph\u00e1t minh m\u1ed9t lo\u1ea1i \u0111\u00e8n giao th\u00f4ng d\u00f9ng m\u00e1y vi \u00e2m \u0111\u1ec3 k\u00edch th\u00edch h\u1ed9p g\u1ecdi. Khi m\u1ed9t t\u00e0i x\u1ebf xe h\u01a1i, \u0111\u1ed1i di\u1ec7n v\u1edbi \u0111\u00e8n \u0111\u1ecf, b\u1ea5m c\u00f2i, b\u1ed9 ph\u1eadn vi \u00e2m truy\u1ec1n \u00e2m thanh \u0111\u1ebfn h\u1ed9p g\u1ecdi l\u00e0m \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111\u00e8n. Ng\u00e0y nay c\u00f3 nhi\u1ec1u lo\u1ea1i \u0111\u00e8n giao th\u00f4ng d\u00f9ng \u00e2m thanh l\u00e0m \u0111\u1ed5i \u00e1nh s\u00e1ng.<\/p>\n","protected":false},"excerpt":{"rendered":"

T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 9 – Arkady Leokum giao th\u00f4ng l\u00e0 chuy\u1ec7n x\u01b0a l\u1eafc x\u01b0a l\u01a1 r\u1ed3i. Julius Caesar c\u00f3 l\u1ebd l\u00e0 ng\u01b0\u1eddi cai tr\u1ecb \u0111\u1ea7u ti\u00ean l\u1eadp k\u1ef7 l\u1ee5c v\u1ec1 vi\u1ec7c ra qui \u0111\u1ecbnh v\u1ec1 ki\u1ec3m so\u00e1t giao th\u00f4ng. \u00d4ng \u0111\u01b0a ra m\u1ed9t \u0111\u1ea1o lu\u1eadt c\u1ea5m […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15],"tags":[],"class_list":["post-15567","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15567","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=15567"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15567\/revisions"}],"predecessor-version":[{"id":15568,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15567\/revisions\/15568"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=15567"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=15567"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=15567"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}