{"id":4669,"date":"2015-12-25T14:39:30","date_gmt":"2015-12-25T07:39:30","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=4669"},"modified":"2017-10-02T10:32:13","modified_gmt":"2017-10-02T03:32:13","slug":"vi-xu-ly-dung-anh-sang-de-truyen-du-lieu-nhanh-hon-10-den-50-lan-so-voi-cpu-hien-nay","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/vi-xu-ly-dung-anh-sang-de-truyen-du-lieu-nhanh-hon-10-den-50-lan-so-voi-cpu-hien-nay\/","title":{"rendered":"Vi x\u1eed l\u00fd d\u00f9ng \u00e1nh s\u00e1ng \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u nhanh h\u01a1n 10 \u0111\u1ebfn 50 l\u1ea7n so v\u1edbi CPU hi\u1ec7n nay"},"content":{"rendered":"

\u0110\u1ea1i h\u1ecdc Colorado, Vi\u1ec7n MIT v\u00e0 \u0110\u1ea1i h\u1ecdc California cho bi\u1ebft h\u1ecd \u0111\u00e3 t\u1ea1o \u0111\u01b0\u1ee3c m\u1ed9t vi x\u1eed l\u00fd \u0111\u1ea7y \u0111\u1ee7 c\u00f3 kh\u1ea3 n\u0103ng truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u v\u1edbi nh\u1eefng con chip \/ linh ki\u1ec7n kh\u00e1c b\u1eb1ng \u00e1nh s\u00e1ng thay v\u00ec d\u00f9ng \u0111i\u1ec7n nh\u01b0 b\u00ecnh th\u01b0\u1eddng. C\u00f4ng ngh\u1ec7 n\u00e0y kh\u00f4ng h\u1eb3n l\u00e0 d\u00f9ng \u00e1nh s\u00e1ng ho\u00e0n to\u00e0n m\u00e0 v\u1eabn c\u00f3 m\u1ed9t ch\u00fat \u0111i\u1ec7n, tuy nhi\u00ean t\u1ed1c \u0111\u1ed9 850 “th\u00e0nh ph\u1ea7n \u00e1nh s\u00e1ng ra v\u00e0o (I\/O)” \u0111\u00e3 mang l\u1ea1i cho CPU n\u00e0y b\u0103ng th\u00f4ng l\u00ean \u0111\u1ebfn 300Gbps, cao h\u01a1n g\u1ea5p 10 \u0111\u1ebfn 50 l\u1ea7n so v\u1edbi nh\u1eefng chip m\u00e0 ch\u00fang ta \u0111ang s\u1eed d\u1ee5ng ng\u00e0y nay. \u0110i\u1ec3m hay n\u1eefa \u0111\u00f3 l\u00e0 c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 t\u00ecm \u0111\u01b0\u1ee3c c\u00e1ch t\u00e1i s\u1eed d\u1ee5ng ngay quy tr\u00ecnh s\u1ea3n xu\u1ea5t chip hi\u1ec7n t\u1ea1i \u0111\u1ec3 t\u1ea1o ra con chip quang n\u00f3i tr\u00ean. \u0110i\u1ec1u \u0111\u00f3 cho ph\u00e9p t\u0103ng s\u1ea3n l\u01b0\u1ee3ng l\u00ean cao m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 gi\u1ea3m gi\u00e1 th\u00e0nh s\u1ea3n ph\u1ea9m.<\/strong><\/p>\n

https:\/\/youtu.be\/JAe_xQyFI4k<\/a><\/p>\n

Hi\u1ec7n k\u00edch th\u01b0\u1edbc c\u1ee7a chip x\u1eed l\u00fd n\u00e0y kh\u00e1 nh\u1ecf, ch\u1ec9 v\u00e0o kho\u1ea3ng 3mm x 6mm, c\u00f3 2 nh\u00e2n v\u00e0 b\u1ed9 nh\u1edb register 1MB v\u00e0 c\u0169ng ch\u01b0a th\u1eadt s\u1ef1 m\u1ea1nh m\u1ebd. Tuy nhi\u00ean, n\u00f3 l\u00e0 b\u1eb1ng ch\u1ee9ng cho th\u1ea5y r\u1eb1ng ng\u01b0\u1eddi ta v\u1eabn c\u00f3 th\u1ec3 t\u0103ng hi\u1ec7u n\u0103ng c\u1ee7a chip l\u00ean m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1ebfn nh\u1eefng th\u1ee9 g\u00ec \u0111\u00f3 qu\u00e1 cao si\u00eau hay ph\u1ea3i ch\u1edd \u0111\u1ee3i v\u00e0o t\u01b0\u01a1ng lai xa x\u00f4i. Vi\u1ec7c s\u1eed d\u1ee5ng \u00e1nh s\u00e1ng c\u0169ng gi\u00fap chip ho\u1ea1t \u0111\u1ed9ng ti\u1ebft ki\u1ec7m h\u01a1n v\u1edbi ch\u1ec9 1,3 picojoule c\u1ea7n d\u00f9ng \u0111\u1ec3 truy\u1ec1n 1 bit d\u1eef li\u1ec7u \u0111i xa 10m v\u00e0 quay tr\u1edf l\u1ea1i. T\u1ee9c l\u00e0 n\u1ebfu di chuy\u1ec3n 1TB d\u1eef li\u1ec7u th\u00ec c\u0169ng ch\u1ec9 t\u1ed1n c\u00f3 1,3W m\u00e0 th\u00f4i.<\/p>\n

\"\"<\/p>\n

H\u00ecnh \u1ea3nh c\u1ee7a vi x\u1eed l\u00fd, ch\u00fang bao g\u1ed3m c\u00e1c m\u1ea1ng quang h\u1ecdc (tr\u00e1i), b\u1ed9 nh\u1edb (ph\u00eda tr\u00ean) v\u00e0 2 nh\u00e2n (ph\u1ea3i)<\/p>\n

\"\"<\/p>\n

\u0110\u00e2y l\u00e0 b\u1ed9 truy\u1ec1n t\u00edn hi\u1ec7u quang v\u00e0 \u0111i\u1ec7n, t\u1ea5t c\u1ea3 \u0111\u1ec1u \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng c\u00f9ng quy tr\u00ecnh l\u00e0m ra c\u00e1c m\u1ea1ch \u0111i\u1ec7n d\u00f9ng trong CPU ng\u00e0y nay<\/p>\n

\"\"<\/p>\n

Th\u00eam m\u1ed9t t\u1ea5m \u1ea3nh n\u1eefa ch\u1ee5p con chip d\u01b0\u1edbi k\u00ednh hi\u1ec3n vi\u200b<\/p>\n

Ngu\u1ed3n: Phys.org, \u0110\u1ea1i h\u1ecdc Colorado\u200b<\/em><\/strong><\/p>\n

Ngu\u1ed3n tinhte.vn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

\u0110\u1ea1i h\u1ecdc Colorado, Vi\u1ec7n MIT v\u00e0 \u0110\u1ea1i h\u1ecdc California cho bi\u1ebft h\u1ecd \u0111\u00e3 t\u1ea1o \u0111\u01b0\u1ee3c m\u1ed9t vi x\u1eed l\u00fd \u0111\u1ea7y \u0111\u1ee7 c\u00f3 kh\u1ea3 n\u0103ng truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u v\u1edbi nh\u1eefng con chip \/ linh ki\u1ec7n kh\u00e1c b\u1eb1ng \u00e1nh s\u00e1ng thay v\u00ec d\u00f9ng \u0111i\u1ec7n nh\u01b0 b\u00ecnh th\u01b0\u1eddng. C\u00f4ng ngh\u1ec7 n\u00e0y kh\u00f4ng h\u1eb3n l\u00e0 d\u00f9ng \u00e1nh s\u00e1ng […]<\/p>\n","protected":false},"author":17,"featured_media":5148,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-4669","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4669","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=4669"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4669\/revisions"}],"predecessor-version":[{"id":5153,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4669\/revisions\/5153"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/5148"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=4669"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=4669"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=4669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}