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Análisis Del Uso De Interactividad Basada En Voz Para El Manejo Del Servicio De Video Bajo Demanda

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Análisis Del Uso De Interactividad Basada En Voz Para El Manejo Del Servicio De Video Bajo Demanda Análisis del Uso de Interactividad basada en Voz para el manejo del Servicio de Video bajo Demanda LAURA GÓMEZ FIGUEROA JESÚS ARMANDO SANDOVAL LEÓN Director Ing. OSCAR JOSUÉ CALDERÓN CÓRTES Trabajo de grado como requisito para obtener el título de Ingeniero en Electrónica y Telecomunicaciones UNIVERSIDAD DEL CAUCA FACULTAD DE INGENIERÍA ELECTRÓNICA Y TELECOMUNICACIONES DEPARTAMENTO DE TELECOMUNICACIONES GRUPO I+D EN NUEVAS TECNOLOGÍAS EN TELECOMUNICACIONES Análisis del Uso de Interactividad basada en Voz para el manejo del Servicio de Video bajo Demanda LAURA GÓMEZ FIGUEROA JESÚS ARMANDO SANDOVAL LEÓN UNIVERSIDAD DEL CAUCA FACULTAD DE INGENIERÍA ELECTRÓNICA Y TELECOMUNICACIONES DEPARTAMENTO DE TELECOMUNICACIONES GRUPO I+D EN NUEVAS TECNOLOGÍAS EN TELECOMUNICACIONES Análisis del Uso de Interactividad basada en Voz para el manejo del Servicio de Video bajo Demanda LAURA GÓMEZ FIGUEROA JESÚS ARMANDO SANDOVAL LEÓN DIR. Ing. OSCAR JOSUÉ CALDERÓN CORTÉS Trabajo de grado como requisito para obtener el título de Ingeniero en Electrónica y Telecomunicaciones UNIVERSIDAD DEL CAUCA FACULTAD DE INGENIERÍA ELECTRÓNICA Y TELECOMUNICACIONES DEPARTAMENTO DE TELECOMUNICACIONES GRUPO I+D EN NUEVAS TECNOLOGÍAS EN TELECOMUNICACIONES Agradezco y dedico este trabajo A la mujer que por tantos años me brindó su apoyo y guió mi vida, mi ABUELITA A mi familia por su apoyo incondicional A mis amigos por tantos momentos vividos LAURA GÓMEZ FIGUEROA A Dios, por permitirme llegar a este momento tan especial en mi vida. Por los triunfos y losmomentos difíciles que me han enseñado a amarte cada día más. A mi familia que siempre estuvo ahí brindándome su apoyo en todo momento. A mi madre Orleida y mi padre Enrique por su constante apoyo, por sus consejos, por los ejemplos de perseverancia que siempre los caracterizan y queme han infundado día a día.Va por ustedes, por lo que valen, porque admiro su fortaleza y por lo que han hecho de mí. A mis hermano y a mi hermana porque siempre he contado con ellos para todo, gracias a la confianza que siempre noshemos tenido. A mis amigos y compañeros que nos apoyamos mutuamente en nuestra formación profesional y que hasta ahora, seguimos siendo amigos. A mi compañera de trabajo de grado, gracias al equipo que formamos logramos llegar hasta el final del camino. A mis maestros Gracias por su tiempo, por su apoyo, en especial: al Ingeniero Oscar Calderonpor haber guiado el desarrollo de este trabajo y llegar a la culminación del mismo. A la Universidad del Cauca, y en especial a la facultad de Ingeniería en Electrónica y Telecomunicaciones, por permitirme ser parte de una generación de triunfadores y gente productivapara el país. JESÚS ARMANDO SANDOVAL LEÓN AGRADECIMIENTOS Al ingeniero Oscar Josué Calderón Cortés por su apoyo, decicación y comprensión durante el desarrollo del proyecto y los años de estudiantes universitarios. Al ingeniero Guefry Agredo por su apoyo y colaboración. Al ingeniero Victor Manuel Mondragón por la colaboración dentro del proyecto. TABLA DE CONTENIDO INTRODUCCIÓN ........................................................................................................ 1 CAPÍTULO 1. LA TELEVISIÓN Y LOS MECANISMOS DE INTERACTIVIDAD ..... 3 1.1 INTRODUCCIÓN...................................................................................................... 3 1.2 LA TELEVISIÓN ...................................................................................................... 3 1.2.1 Definición ............................................................................................................................... 4 1.2.2 Interactividad......................................................................................................................... 4 1.2.3 Televisión Interactiva .......................................................................................................... 5 1.3 MECANISMOS DE INTERACTIVIDAD EN UN AMBIENTE DE DISTRIBUCIÓN DE TELEVISIÓN ................................................................................................................. 8 1.3.1 Principales mecanismos de Interacción en un ambiente de televisión ................. 8 1.3.1.1 El Control Remoto ..................................................................................................9 1.3.1.2 La Voz ................................................................................................................... 10 1.3.1.3 Interfaz Táctil ....................................................................................................... 10 1.3.1.4 Interfaz Gestual ................................................................................................... 11 1.3.1.5 Interfaces Multimodales ..................................................................................... 12 1.3.1.6 Otras Interfaces ................................................................................................... 12 1.3.2 Clasificación de los Mecanismos de Interactividad .................................................. 15 1.3.2.1 Por las Acciones a Desarrollar .......................................................................... 15 1.3.2.2 Según la Población Objetivo .............................................................................. 16 1.3.2.3 Por la Tecnologías Involucradas ....................................................................... 17 CAPÍTULO 2. CONCEPTOS ESENCIALES DE UN ESCENARIO DE SERVICIO DE VIDEO BAJO DEMANDA ......................................................................................... 19 2.1 INTRODUCCIÓN.................................................................................................... 19 2.2 FUNDAMENTOS DE VIDEO BAJO DEMANDA .................................................. 19 2.2.1 Definición ............................................................................................................................. 19 2.3 ESCENARIO DE SERVICIO DE VOD................................................................... 23 2.3.1 Servidores ............................................................................................................................ 23 2.3.2 Red de Comunicaciones .................................................................................................. 26 2.3.3 Protocolos de Red ............................................................................................................. 28 2.3.3.1 Capa de Codificación .......................................................................................... 28 2.3.3.2 Capa de Empaquetamiento ................................................................................ 28 2.3.3.3 Capa de Construcción del Flujo de transporte ................................................ 29 2.3.3.4 Protocolo de Transporte en Tiempo Real ......................................................... 29 2.3.3.5 Protocolo de Flujo de Tiempo Real ................................................................... 29 2.3.3.6 Protocolo de Control de Tiempo Real ............................................................... 29 2.3.3.7 Protocolo de Control de Transmisión ............................................................... 30 2.3.3.8 Protocolo de Datagramas de Usuario ............................................................... 30 2.3.3.9 Protocolo de Descripción de Sesión ................................................................ 30 2.3.3.10 Protocolo de Internet .......................................................................................... 31 2.3.3.11 Capa de Enlace .................................................................................................... 31 2.3.3.12 Capa Física .......................................................................................................... 31 2.3.4 Terminal de Usuario .......................................................................................................... 31 2.3.4.1 Set Top Box ......................................................................................................... 32 2.3.4.2 Centro Multimedia ............................................................................................... 32 2.3.5 Proceso de Petición y Entrega ....................................................................................... 33 CAPÍTULO 3. PROPUESTA DE UNA SOLUCIÓN PILOTO DE INTERACTIVIDAD BASADA EN VOZ SOBRE IP PARA EL MANEJO DEL SERVICIO DE VIDEO BAJO DEMANDA ................................................................................................................ 35 3.1 INTRODUCCIÓN.................................................................................................... 35 3.2 PROCESO DE DESARROLLO ............................................................................. 35 3.3 ESTABLECIMIENTO DE LOS REQUISITOS DE LA SOLUCIÓN PILOTO ........ 37 3.4 GENERACIÓN Y DESCRIPCIÓN GENERAL DE LA SOLUCIÓN ...................... 38 3.5 IMPLEMENTACIÓN, CONFIGURACIÓN Y PUESTA A PUNTO ........................ 40 3.5.1 Actividad 1: Configuración de los Servidores de Video y Web ............................. 41 3.5.1.1 Servidor de Video Streaming ............................................................................. 41 3.5.1.2 Servidor Web ....................................................................................................... 43 3.5.2 Actividad 2: Instalación y Configuración del Servidor de Comunicaciones IP y el Motor de Reconocimiento ............................................................................................................
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