{"id":17831,"date":"2018-03-11T19:56:06","date_gmt":"2018-03-12T00:56:06","guid":{"rendered":"http:\/\/blog.espol.edu.ec\/telg1001\/?p=1970"},"modified":"2025-12-28T18:26:17","modified_gmt":"2025-12-28T23:26:17","slug":"3eva2012ti_t4-lti-ct-distorcion-de-audio-scrambler","status":"publish","type":"post","link":"https:\/\/blog.espol.edu.ec\/algoritmos101\/ss-3eva\/3eva2012ti_t4-lti-ct-distorcion-de-audio-scrambler\/","title":{"rendered":"3Eva2012TI_T4 LTI CT distorci\u00f3n de audio (scrambler)"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">3ra Evaluaci\u00f3n I T\u00e9rmino 2012-2013. 13\/Septiembre\/2012. TELG1001<\/h2>\n\n\n\n<p><strong>Tema 4<\/strong>. (25 puntos) El sistema mostrado en la siguiente figura, es utilizado para distorsionar las se\u00f1ales de audio (scrambler-scrambling).<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"469\" height=\"135\" src=\"http:\/\/blog.espol.edu.ec\/algoritmos101\/files\/2018\/03\/3E2011TI_T1_LTIC_diagrama2.png\" alt=\"3E2011TI_T1 LTI C diagrama 2\" class=\"wp-image-20309\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image alignright size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"450\" height=\"186\" src=\"http:\/\/blog.espol.edu.ec\/algoritmos101\/files\/2018\/03\/3E2011TI_T1_LTIC_diagrama1.png\" alt=\"3E2011TI_T1 LTI C diagrama 1\" class=\"wp-image-20310\" \/><\/figure>\n\n\n\n<p>La se\u00f1al x(t) es la versi\u00f3n modulada de la se\u00f1al de entrada m(t), la misma que es la entrada a un filtro ideal pasa bajo, cuyo ancho de banda es de 15 [kHz]. De igual manera, tambi\u00e9n se puede afirmar que la salida del filtro pasa bajo y(t) es la versi\u00f3n distorsionada de la se\u00f1al de entrada m(t).<\/p>\n\n\n\n<p>a. Determinar, esquematizar y etiquetar el espectro de Fourier de la se\u00f1al x(t); es decir X(\u03c9) vs \u03c9.<\/p>\n\n\n\n<p>b. Determinar, esquematizar y etiquetar el espectro de Fourier de la se\u00f1al y(t); es decir Y(\u03c9) vs \u03c9.<\/p>\n\n\n\n<p>c. Utilizando la inversa de la Transformada de Fourier, determinar, esquematizar y etiquetar la se\u00f1al de salida y(t)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>3ra Evaluaci\u00f3n I T\u00e9rmino 2012-2013. 13\/Septiembre\/2012. TELG1001 Tema 4. (25 puntos) El sistema mostrado en la siguiente figura, es utilizado para distorsionar las se\u00f1ales de audio (scrambler-scrambling). La se\u00f1al x(t) es la versi\u00f3n modulada de la se\u00f1al de entrada m(t), la misma que es la entrada a un filtro ideal pasa bajo, cuyo ancho de [&hellip;]<\/p>\n","protected":false},"author":8043,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"wp-custom-template-entrada-ss-ejercicios","format":"standard","meta":{"footnotes":""},"categories":[188],"tags":[180,185],"class_list":["post-17831","post","type-post","status-publish","format-standard","hentry","category-ss-3eva","tag-lti-ct","tag-transformada-fourier"],"_links":{"self":[{"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/posts\/17831","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/users\/8043"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/comments?post=17831"}],"version-history":[{"count":3,"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/posts\/17831\/revisions"}],"predecessor-version":[{"id":20341,"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/posts\/17831\/revisions\/20341"}],"wp:attachment":[{"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/media?parent=17831"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/categories?post=17831"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/tags?post=17831"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}