{"id":22663,"date":"2025-01-17T18:58:10","date_gmt":"2025-01-17T21:58:10","guid":{"rendered":"https:\/\/hangarmma.com.br\/blog\/?post_type=glossary&#038;p=22663"},"modified":"2025-01-17T18:58:12","modified_gmt":"2025-01-17T21:58:12","slug":"deteccao-de-sinais","status":"publish","type":"glossary","link":"https:\/\/hangarmma.com.br\/blog\/deteccao-de-sinais\/","title":{"rendered":"Detec\u00e7\u00e3o de Sinais"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>Detec&#xE7;&#xE3;o de sinais<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A detec&ccedil;&atilde;o de um <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_91c489c7b4ca42f1533d6f5ef808b70e\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>sinal<\/a> de r&aacute;dio, tamb&eacute;m conhecida como demodula&ccedil;&atilde;o, &eacute; o processo de separa&ccedil;&atilde;o da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0c7aeda8b2c073f961f5e4af6c78dd39\" data-link=\"https:\/\/hangarmma.com.br\/blog\/onda-portadora-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/onda-portadora-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">onda portadora<\/a> de r&#xE1;dio <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d27d7c865ce18efdb69555b0792fcd46\" data-link=\"https:\/\/hangarmma.com.br\/blog\/frequencia-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/frequencia-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">frequ&#xEA;ncia<\/a> (RF) do <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_91c489c7b4ca42f1533d6f5ef808b70e\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>sinal<\/a> &uacute;til de &aacute;udio <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d27d7c865ce18efdb69555b0792fcd46\" data-link=\"https:\/\/hangarmma.com.br\/blog\/frequencia-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/frequencia-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">frequ&#xEA;ncia<\/a> (AF). Este processo reverte a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_af9b03cb7b1768fc16a99d3d491e9755\" data-link=\"https:\/\/hangarmma.com.br\/blog\/modulacao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/modulacao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">modula&#xE7;&#xE3;o<\/a>, permitindo que a informa&#xE7;&#xE3;o transmitida seja extra&#xED;da.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O processo ocorre em duas etapas principais:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_73368c368a63d7e85e0f7d29af3806a6\" data-link=\"https:\/\/hangarmma.com.br\/blog\/retificacao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/retificacao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Retifica&#xE7;&#xE3;o<\/a>:<\/strong> A onda modulada de RF &eacute; convertida em uma forma cont&iacute;nua (corrente cont&iacute;nua pulsante) por meio de um <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_fe8930ca5ce01d3c5dd6dc12171f699d\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/diodo\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/diodo\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>diodo<\/a>. A <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_73368c368a63d7e85e0f7d29af3806a6\" data-link=\"https:\/\/hangarmma.com.br\/blog\/retificacao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/retificacao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">retifica&#xE7;&#xE3;o<\/a> elimina as por&ccedil;&otilde;es negativas da onda, resultando em um <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_91c489c7b4ca42f1533d6f5ef808b70e\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>sinal<\/a> unidirecional que ainda cont&eacute;m as caracter&iacute;sticas do <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_91c489c7b4ca42f1533d6f5ef808b70e\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>sinal<\/a> de &aacute;udio &uacute;til.<\/li>\n\n\n\n<li><strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_dffe2b8f87276adc7ba2816ca78a3d1e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/filtragem\/\" href=\"https:\/\/hangarmma.com.br\/blog\/filtragem\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Filtragem<\/a>:<\/strong> Ap&#xF3;s a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_73368c368a63d7e85e0f7d29af3806a6\" data-link=\"https:\/\/hangarmma.com.br\/blog\/retificacao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/retificacao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">retifica&#xE7;&#xE3;o<\/a>, o <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_91c489c7b4ca42f1533d6f5ef808b70e\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>sinal<\/a> ainda cont&eacute;m componentes de alta <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d27d7c865ce18efdb69555b0792fcd46\" data-link=\"https:\/\/hangarmma.com.br\/blog\/frequencia-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/frequencia-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">frequ&#xEA;ncia<\/a> (RF). Um filtro capacitivo &eacute; utilizado para remover essas frequ&ecirc;ncias elevadas, deixando apenas o <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_91c489c7b4ca42f1533d6f5ef808b70e\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>sinal<\/a> de &aacute;udio de baixa <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d27d7c865ce18efdb69555b0792fcd46\" data-link=\"https:\/\/hangarmma.com.br\/blog\/frequencia-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/frequencia-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">frequ&#xEA;ncia<\/a>. O <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_7e045ba6dfd60d886c780a798c0981f2\" data-link=\"https:\/\/hangarmma.com.br\/blog\/capacitor\/\" href=\"https:\/\/hangarmma.com.br\/blog\/capacitor\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">capacitor<\/a> atua como um &#x201C;<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_c8edfb3e16bc4b9f6ea9232f11547db3\" data-link=\"https:\/\/hangarmma.com.br\/blog\/curto-circuito\/\" href=\"https:\/\/hangarmma.com.br\/blog\/curto-circuito\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">curto-circuito<\/a>&rdquo; para as altas frequ&ecirc;ncias, permitindo que apenas a parte &uacute;til do <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_91c489c7b4ca42f1533d6f5ef808b70e\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>sinal<\/a> seja transmitida ao est&aacute;gio seguinte.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">No <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_8475a091b5ac4429a52bc047365d267e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/circuito\/\" href=\"https:\/\/hangarmma.com.br\/blog\/circuito\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">circuito<\/a> descrito, o ponto <strong>A<\/strong> representa a entrada com a onda modulada de RF. Ap&#xF3;s a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_73368c368a63d7e85e0f7d29af3806a6\" data-link=\"https:\/\/hangarmma.com.br\/blog\/retificacao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/retificacao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">retifica&#xE7;&#xE3;o<\/a>, o ponto <strong>B<\/strong> mostra a forma de onda unidirecional, e no ponto <strong>C<\/strong> o <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_91c489c7b4ca42f1533d6f5ef808b70e\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>sinal<\/a> de &aacute;udio filtrado &eacute; enviado para <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_86b5a5cbbca576c2cd077c4eb82df216\" data-link=\"https:\/\/hangarmma.com.br\/blog\/amplificacao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/amplificacao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">amplifica&#xE7;&#xE3;o<\/a>. O <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_91c489c7b4ca42f1533d6f5ef808b70e\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>sinal<\/a> amplificado &eacute; ent&atilde;o utilizado para reprodu&ccedil;&atilde;o sonora por meio de um alto-falante.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A detec&#xE7;&#xE3;o &#xE9; essencial em sistemas de r&#xE1;dio, como AM, onde a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_af9b03cb7b1768fc16a99d3d491e9755\" data-link=\"https:\/\/hangarmma.com.br\/blog\/modulacao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/modulacao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">modula&#xE7;&#xE3;o<\/a> do <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_91c489c7b4ca42f1533d6f5ef808b70e\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>sinal<\/a> transporta informa&ccedil;&otilde;es de &aacute;udio ou dados. O <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_8475a091b5ac4429a52bc047365d267e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/circuito\/\" href=\"https:\/\/hangarmma.com.br\/blog\/circuito\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">circuito<\/a> de detec&ccedil;&atilde;o simples &eacute; fundamental para transformar o <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_91c489c7b4ca42f1533d6f5ef808b70e\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/sinal\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>sinal<\/a> recebido em um formato utiliz&aacute;vel, sendo uma etapa crucial para a recep&ccedil;&atilde;o de comunica&ccedil;&otilde;es aeron&aacute;uticas e outras aplica&ccedil;&otilde;es.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Detec\u00e7\u00e3o de sinais A detec\u00e7\u00e3o de um sinal de r\u00e1dio, tamb\u00e9m conhecida como demodula\u00e7\u00e3o, \u00e9 o processo de separa\u00e7\u00e3o da onda portadora de r\u00e1dio frequ\u00eancia (RF) do sinal \u00fatil de \u00e1udio frequ\u00eancia (AF). Este processo reverte a modula\u00e7\u00e3o, permitindo que a informa\u00e7\u00e3o transmitida seja extra\u00edda. O processo ocorre em duas etapas principais: No circuito descrito, [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"glossary-categories":[],"glossary-tags":[],"class_list":["post-22663","glossary","type-glossary","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Detec\u00e7\u00e3o de Sinais - HANGAR MMA<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hangarmma.com.br\/blog\/deteccao-de-sinais\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Detec\u00e7\u00e3o de Sinais - HANGAR MMA\" \/>\n<meta property=\"og:description\" content=\"Detec\u00e7\u00e3o de sinais A detec\u00e7\u00e3o de um sinal de r\u00e1dio, tamb\u00e9m conhecida como demodula\u00e7\u00e3o, \u00e9 o processo de separa\u00e7\u00e3o da onda portadora de r\u00e1dio frequ\u00eancia (RF) do sinal \u00fatil de \u00e1udio frequ\u00eancia (AF). 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