{"id":1627,"date":"2016-03-07T17:20:00","date_gmt":"2016-03-07T22:20:00","guid":{"rendered":"https:\/\/www.precisionot.com\/?p=1627"},"modified":"2020-12-15T03:55:55","modified_gmt":"2020-12-15T08:55:55","slug":"el-blog-de-telecomunicaciones-ofdm-impulsa-las-velocidades-de-ethernet-de-proxima-generacion","status":"publish","type":"post","link":"https:\/\/www.precisionot.com\/es\/telecommunications-blog-ofdm-powers-next-gen-ethernet-speeds\/","title":{"rendered":"OFDM potencia las velocidades de Ethernet de \u00faltima generaci\u00f3n"},"content":{"rendered":"<p class=\"wp-block-paragraph\">La multiplexaci\u00f3n por divisi\u00f3n de frecuencia ortogonal (OFDM) ha sido durante mucho tiempo un accesorio en el mundo de las comunicaciones inal\u00e1mbricas. Ahora, con el crecimiento implacable y explosivo de la demanda de capacidad de datos, OFDM est\u00e1 listo para subir al escenario para marcar el comienzo de la pr\u00f3xima generaci\u00f3n de velocidades de transmisi\u00f3n \u00f3ptica. Recientemente, los investigadores realizaron un estudio en el que, por primera vez, 560G se transmiti\u00f3 con \u00e9xito a trav\u00e9s de fibra monomodo a dos kil\u00f3metros. Para alcanzar esa velocidad, se utiliz\u00f3 modulaci\u00f3n 128-QAM en una configuraci\u00f3n de multiplexaci\u00f3n por divisi\u00f3n de longitud de onda gruesa (CWDM) de cuatro canales, cada canal transportando 140G para un total de 560G. Este es un avance significativo para la industria de redes \u00f3pticas porque tiene el potencial de ayudar a impulsar el \u00edmpetu para la certificaci\u00f3n 400G por parte del grupo de trabajo IEEE 802.3 400G Ethernet. Adem\u00e1s, podr\u00eda impulsar a\u00fan m\u00e1s el crecimiento de la\u00a0<a rel=\"noreferrer noopener\" href=\"https:\/\/www.precisionot.com\/es\/\" target=\"_blank\">transceptor \u00f3ptico<\/a>\u00a0mercado, reportado para crecer a $9 mil millones seg\u00fan MarketersMEDIA.com. No es de extra\u00f1ar que OFDM sea la tecnolog\u00eda preferida porque, a diferencia de las tecnolog\u00edas m\u00e1s antiguas de un solo portador, su arquitectura de m\u00faltiples portadores permite transportar muchos flujos de datos a trav\u00e9s de un solo cable de fibra \u00f3ptica. Esto, a su vez, proporciona velocidades de transmisi\u00f3n de datos m\u00e1s altas y una mayor capacidad de datos; dos capacidades que ser\u00e1n de gran ayuda para los centros de datos y la conectividad de la red troncal de Internet. En el caso de los centros de datos, donde la velocidad de conectividad del servidor es clave, OFDM presenta un desaf\u00edo. Si bien su capacidad para transportar m\u00faltiples flujos de datos aumenta la velocidad y la capacidad, esta capacidad puede causar un rendimiento de interconectividad deficiente debido a su alta relaci\u00f3n de potencia pico a promedio (PAPR). Esto se soluciona implementando la Transformada discreta de Fourier (DFT), junto con la ecualizaci\u00f3n previa, lo que reduce en gran medida el PAPR. \u00bfQuieres saber m\u00e1s?\u00a0<a href=\"https:\/\/www.precisionot.com\/es\/contacto\/\" target=\"_blank\" rel=\"noreferrer noopener\">Cont\u00e1ctenos<\/a>\u00a0para obtener asesoramiento experto sobre sus necesidades actuales y futuras de equipos \u00f3pticos.<\/p>","protected":false},"excerpt":{"rendered":"<p>La multiplexaci\u00f3n por divisi\u00f3n de frecuencia ortogonal (OFDM) ha sido durante mucho tiempo un accesorio en el mundo de las comunicaciones inal\u00e1mbricas.<\/p>","protected":false},"author":2,"featured_media":1628,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[6],"tags":[],"class_list":["post-1627","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.precisionot.com\/es\/wp-json\/wp\/v2\/posts\/1627","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.precisionot.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.precisionot.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.precisionot.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.precisionot.com\/es\/wp-json\/wp\/v2\/comments?post=1627"}],"version-history":[{"count":0,"href":"https:\/\/www.precisionot.com\/es\/wp-json\/wp\/v2\/posts\/1627\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.precisionot.com\/es\/wp-json\/wp\/v2\/media\/1628"}],"wp:attachment":[{"href":"https:\/\/www.precisionot.com\/es\/wp-json\/wp\/v2\/media?parent=1627"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.precisionot.com\/es\/wp-json\/wp\/v2\/categories?post=1627"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.precisionot.com\/es\/wp-json\/wp\/v2\/tags?post=1627"}],"curies":[{"name":"Gracias","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}