{"id":59304,"date":"2018-03-09T22:47:10","date_gmt":"2018-03-09T22:47:10","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/modulation-and-multiple-access-techniques-for-indoor-broadband-power-line-communications\/"},"modified":"2018-03-09T22:47:10","modified_gmt":"2018-03-09T22:47:10","slug":"modulation-and-multiple-access-techniques-for-indoor-broadband-power-line-communications","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/tecnologia-de-las-telecomunicaciones\/modulation-and-multiple-access-techniques-for-indoor-broadband-power-line-communications\/","title":{"rendered":"Modulation and multiple access techniques for indoor broadband power-line communications"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Antonio Cortes Arrabal <\/strong><\/h2>\n<p>En esta tesis se analiza el uso de las redes de distribuci\u00f3n de electricidad del interior de viviendas y peque\u00f1as oficinas como medio de transmisi\u00f3n de informaci\u00f3n digital de banda ancha. este trabajo realiza aportaciones novedosas en el \u00e1mbito de la caracterizaci\u00f3n del canal, del que se proporcionan par\u00e1metros que tienen una aplicaci\u00f3n directa en el dise\u00f1o de sistemas de comunicaciones digitales. no obstante, la mayor parte del mismo est\u00e1 dedicado al estuido de los principales aspectos relacionados con el empleo de la modulaci\u00f3n dmt (discrete multitone) en el citado entorno.     en primer lugar se acomete la optimizaci\u00f3n y el an\u00e1lisis de prestaciones que pueden obtenerse en un escenario monousuario. Para tal fin se ha desarrollado un m\u00e9todo que permite el c\u00e1lculo anal\u00edtico de la distorsi\u00f3n debida tnato al a selectividad espectral como temporal del canal. con \u00e9l se determinan los valores \u00f3ptimos del n\u00famero de portadoras y longitud del prefijo c\u00edclico. asimismo, se analiza la idoneidad de la igualaci\u00f3n temporal y los beneficios proporcionados las estrategas de modulaci\u00f3n adaptativa. A continuaci\u00f3n se aborda el problema de la sincronizaci\u00f3n de muestra. para ellos e propone una estructura con un muestreo no sincronizado con correcci\u00f3n en el dominio del tiempo y recuperaci\u00f3n del sincronismo ayudado por la decisi\u00f3n. tras identificar las principales perturbaciones de este esquema se proponen soluciones espec\u00edficas que tienen en cuenta las peculiaridades del anal. por \u00faltimo, se analiza la viabilidad de compartir la red interior entre los distintos usuarios mediante un esquema de multiplexaci\u00f3n por divisi\u00f3n en frecuencia. En concreto, se estudia le n\u00famero de bits que se requieren en el conversor anal\u00f3gico-ditigal para llevar a cabo la separaci\u00f3n digital de bandas y si mediante el uso combinado de pulsos no rectangulares y la asignaci\u00f3n de grupos de portadoras contiguas es posible implementar una red no sincronizada.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Modulation and multiple access techniques for indoor broadband power-line communications<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Modulation and multiple access techniques for indoor broadband power-line communications <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Antonio Cortes Arrabal <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 M\u00e1laga<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 25\/06\/2007<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Luis D\u00edez Del R\u00edo<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Antonio Puerta notario <\/li>\n<li>Alberto Izquierdo fuente (vocal)<\/li>\n<li>m. Tonello andrea (vocal)<\/li>\n<li>Santiago Zazo bello (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Antonio Cortes Arrabal En esta tesis se analiza el uso de las redes de distribuci\u00f3n de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","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":"","theme-transparent-header-meta":"","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":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","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-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-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-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-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-gradient":""}},"footnotes":""},"categories":[7834,2489],"tags":[46671,30861,131035,30679,131036,31037],"class_list":["post-59304","post","type-post","status-publish","format-standard","hentry","category-malaga","category-tecnologia-de-las-telecomunicaciones","tag-alberto-izquierdo-fuente","tag-antonio-puerta-notario","tag-jose-antonio-cortes-arrabal","tag-luis-diez-del-rio","tag-m-tonello-andrea","tag-santiago-zazo-bello"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/59304","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=59304"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/59304\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=59304"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=59304"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=59304"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}