{"id":59076,"date":"2024-10-18T18:06:10","date_gmt":"2024-10-18T16:06:10","guid":{"rendered":"https:\/\/www.carolinacampalans.com\/glossary\/pulse-code-modulation\/"},"modified":"2026-05-26T14:55:30","modified_gmt":"2026-05-26T12:55:30","slug":"pulse-code-modulation","status":"publish","type":"glosario","link":"https:\/\/www.carolinacampalans.com\/?glosario=pulse-code-modulation","title":{"rendered":"pulse code modulation"},"content":{"rendered":"<div class=\"ttr_start\"><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><p>Una t\u00e9cnica utilizada para convertir una se\u00f1al anal\u00f3gica continua (como la voz o la m\u00fasica) en una se\u00f1al digital. Este proceso es fundamental en las telecomunicaciones digitales, la grabaci\u00f3n de audio digital y otras aplicaciones electr\u00f3nicas.<\/p>\n<\/div><div class=\"fusion-text fusion-text-2\">\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-text fusion-title-size-two\"><h2 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:36;line-height:1.5;\">Descripci\u00f3n<\/h2><\/div><div class=\"fusion-text fusion-text-3\"><p>El proceso de PCM se realiza en varias etapas:<\/p>\n<p><strong>1. muestreo (<em>sampling<\/em>)<\/strong><\/p>\n<p style=\"padding-left: 40px;\">La se\u00f1al anal\u00f3gica se mide (muestrea) a intervalos regulares. Esto convierte la se\u00f1al continua en una serie de valores discretos en el tiempo.<\/p>\n<p><strong>2. cuantificaci\u00f3n (<em>quantization<\/em>)<\/strong><\/p>\n<p style=\"padding-left: 40px;\">Cada muestra se redondea (cuantifica) al valor m\u00e1s cercano dentro de un conjunto limitado de niveles posibles. Esto introduce un peque\u00f1o error llamado error de cuantificaci\u00f3n.<\/p>\n<p><strong>3. codificaci\u00f3n (<em>encoding<\/em>)<\/strong><\/p>\n<p style=\"padding-left: 40px;\">Cada nivel cuantificado se convierte en una secuencia de bits binarios. Este paso genera el flujo de datos digitales que representa la se\u00f1al original.<\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-text fusion-title-size-two\"><h2 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:36;line-height:1.5;\">Ventajas<\/h2><\/div><div class=\"fusion-text fusion-text-4\"><ul>\n<li>Alta fidelidad en la reproducci\u00f3n del audio (con suficiente tasa de muestreo y bits por muestra).<\/li>\n<li>Mayor resistencia al ruido y a la degradaci\u00f3n comparado con se\u00f1ales anal\u00f3gicas.<\/li>\n<li>Facilidad para el almacenamiento, procesamiento y transmisi\u00f3n digital.<\/li>\n<\/ul>\n<\/div><\/div><\/div><\/div><\/div>\n<div class=\"ttr_end\"><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"template":"","meta":{"inline_featured_image":false,"_vp_format_video_url":"","_vp_image_focal_point":[]},"glosario_categoria":[7243],"glosario_tag":[7156,7177,7158,7134],"class_list":["post-59076","glosario","type-glosario","status-publish","hentry","glosario_categoria-tic-ia","glosario_tag-comunicacion-audiovisual","glosario_tag-musica","glosario_tag-sonido","glosario_tag-tic"],"_links":{"self":[{"href":"https:\/\/www.carolinacampalans.com\/index.php?rest_route=\/wp\/v2\/glosario\/59076","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.carolinacampalans.com\/index.php?rest_route=\/wp\/v2\/glosario"}],"about":[{"href":"https:\/\/www.carolinacampalans.com\/index.php?rest_route=\/wp\/v2\/types\/glosario"}],"wp:attachment":[{"href":"https:\/\/www.carolinacampalans.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=59076"}],"wp:term":[{"taxonomy":"glosario_categoria","embeddable":true,"href":"https:\/\/www.carolinacampalans.com\/index.php?rest_route=%2Fwp%2Fv2%2Fglosario_categoria&post=59076"},{"taxonomy":"glosario_tag","embeddable":true,"href":"https:\/\/www.carolinacampalans.com\/index.php?rest_route=%2Fwp%2Fv2%2Fglosario_tag&post=59076"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}