{"id":5525,"date":"2025-07-23T14:33:41","date_gmt":"2025-07-23T06:33:41","guid":{"rendered":"https:\/\/www.key-iot.com\/?p=5525"},"modified":"2025-07-24T09:17:57","modified_gmt":"2025-07-24T01:17:57","slug":"automotive-ethernet-explosion-tsn-switch-chips-become-new-engine","status":"publish","type":"post","link":"https:\/\/www.key-iot.com\/es\/blog\/automotive-ethernet-explosion-tsn-switch-chips-become-new-engine\/","title":{"rendered":"Explosi\u00f3n de Ethernet en automoci\u00f3n: Los chips de conmutaci\u00f3n TSN se convierten en el nuevo motor"},"content":{"rendered":"<p><img decoding=\"async\" class=\"size-full wp-image-5526 aligncenter\" title=\"2086ff0a0491018a18e11d1c475e56dd\" src=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/07\/2086ff0a0491018a18e11d1c475e56dd.png\" alt=\"2086ff0a0491018a18e11d1c475e56dd\" width=\"739\" height=\"262\" srcset=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/07\/2086ff0a0491018a18e11d1c475e56dd.png 739w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/07\/2086ff0a0491018a18e11d1c475e56dd-300x106.png 300w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/07\/2086ff0a0491018a18e11d1c475e56dd-18x6.png 18w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/07\/2086ff0a0491018a18e11d1c475e56dd-600x213.png 600w\" sizes=\"(max-width: 739px) 100vw, 739px\" \/><\/p>\n<h2>1. Desarrollo de la arquitectura electr\u00f3nica y el\u00e9ctrica<\/h2>\n<p>En 2020, cuando habl\u00e1bamos de la Arquitectura Electr\u00f3nica y El\u00e9ctrica (AEE) del autom\u00f3vil, todav\u00eda habl\u00e1bamos de pasar de la arquitectura distribuida a la arquitectura de control de dominio. De acuerdo con la definici\u00f3n de Bosch de las etapas de desarrollo de la AEE, todav\u00eda quedaban m\u00e1s de cinco a\u00f1os por delante. Sin embargo, cuatro a\u00f1os m\u00e1s tarde, nos encontramos con que las arquitecturas de la unidad de computaci\u00f3n central de varios fabricantes de equipos originales est\u00e1n a punto de aterrizar, como la plataforma de computaci\u00f3n central X-EEA3.0 de XPeng + la arquitectura de control de zona, la arquitectura de la plataforma de computaci\u00f3n central de GAC Aion - Arquitectura Xingling, la arquitectura de la plataforma de computaci\u00f3n de Great Wall GEEP3.0, y la arquitectura LEEA3.0 de Li Auto.<\/p>\n<h2>2. Ethernet como red troncal de comunicaciones en la automoci\u00f3n<\/h2>\n<p>Detr\u00e1s de la r\u00e1pida iteraci\u00f3n de la arquitectura electr\u00f3nica y el\u00e9ctrica est\u00e1 la convergencia de las redes de comunicaci\u00f3n de los veh\u00edculos. Partiendo de la arquitectura de control de dominios, el uso de Ethernet como red troncal para la comunicaci\u00f3n en automoci\u00f3n se ha convertido en un consenso entre los fabricantes de equipos originales. A medida que la arquitectura electr\u00f3nica y el\u00e9ctrica itera hacia la computaci\u00f3n casi centralizada, la demanda de chips Ethernet por parte de los OEM ha empezado a dispararse. El XPeng G9 adopta Gigabit Ethernet como arquitectura de comunicaci\u00f3n X-CA de la red troncal, y la arquitectura CC del Wenjie M9 utiliza Ethernet como red troncal. Automotive Ethernet es una tecnolog\u00eda de red de \u00e1rea local dise\u00f1ada espec\u00edficamente para entornos de automoci\u00f3n. Se basa en los protocolos Ethernet tradicionales, pero se ha optimizado y ajustado a las necesidades especiales de las redes internas de los veh\u00edculos. En comparaci\u00f3n con otras tecnolog\u00edas, Ethernet para automoci\u00f3n presenta las siguientes ventajas:<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>Gran ancho de banda: proporciona capacidades de transmisi\u00f3n de datos de gran ancho de banda para satisfacer aplicaciones de gran volumen de datos como la conducci\u00f3n aut\u00f3noma y la transmisi\u00f3n de v\u00eddeo HD.<\/li>\n<li>Baja latencia: Fundamental para aplicaciones en tiempo real como la respuesta r\u00e1pida de los sistemas de conducci\u00f3n aut\u00f3noma.<\/li>\n<li>Alta fiabilidad: Mediante la optimizaci\u00f3n de la capa f\u00edsica y de enlace, mejora la fiabilidad de la red para entornos electromagn\u00e9ticos complejos en automoci\u00f3n.<\/li>\n<li>Rentabilidad: En comparaci\u00f3n con el cableado tradicional de varios arneses, utiliza transmisi\u00f3n de par trenzado, lo que reduce el peso y el coste del arn\u00e9s a la vez que simplifica el cableado.<\/li>\n<li>Escalabilidad: Admite varios est\u00e1ndares de velocidad como 100BASE-T1, 1000BASE-T1, lo que permite velocidades de transmisi\u00f3n adecuadas para diferentes aplicaciones.<\/li>\n<li>Normalizaci\u00f3n: Promovida por m\u00faltiples organizaciones de normalizaci\u00f3n, incluido el IEEE, lo que garantiza una buena compatibilidad e interoperabilidad.<\/li>\n<\/ul>\n<h2>3. Chips clave para Ethernet en automoci\u00f3n<\/h2>\n<p>Los chips clave necesarios para Ethernet en automoci\u00f3n incluyen principalmente chips transceptores de capa f\u00edsica (PHY) y chips de conmutaci\u00f3n TSN .Chips PHY: Pueden compararse con las estaciones base de se\u00f1al, que implementan funciones de capa f\u00edsica de Ethernet, responsables de convertir las se\u00f1ales digitales en se\u00f1ales adecuadas para la transmisi\u00f3n del medio f\u00edsico y de realizar la codificaci\u00f3n\/decodificaci\u00f3n correspondiente. Chips de conmutaci\u00f3n: Pueden compararse con concentradores de tr\u00e1fico, que sirven como n\u00facleo de la conmutaci\u00f3n de red, responsables del reenv\u00edo de paquetes de datos entre diferentes nodos de red para una transmisi\u00f3n de datos eficiente .Las principales funciones de los chips de conmutaci\u00f3n incluyen:<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>Intercambio y gesti\u00f3n de datos<\/li>\n<li>Control del tr\u00e1fico<\/li>\n<li>Soporte TSN para redes sensibles al tiempo<\/li>\n<li>Determinaci\u00f3n de la estructura topol\u00f3gica de la red<\/li>\n<li>Influencia de los cuellos de botella<\/li>\n<li>Funciones de seguridad de la red<\/li>\n<\/ul>\n<h2>4. Valor del veh\u00edculo \u00fanico y tama\u00f1o del mercado<\/h2>\n<p>La continua evoluci\u00f3n de la arquitectura electr\u00f3nica del autom\u00f3vil ha disparado la demanda de chips Ethernet. En el caso de un solo veh\u00edculo, el Mercedes EQS utiliza entre 5 y 7 chips de conmutaci\u00f3n, con una media de $30 por chip, y entre 10 y 15 chips PHY, con un valor total de $300. Se prev\u00e9 que los veh\u00edculos de nivel L4 lleven m\u00e1s de 100 chips Ethernet, incluidas 12 c\u00e1maras y 4 pantallas, adem\u00e1s de 7 chips de conmutaci\u00f3n TSN y otros, con lo que el valor de los chips Ethernet de un solo veh\u00edculo ascender\u00e1 a $700. Seg\u00fan las previsiones de Ethernet Alliance, en 2030 el mercado chino de chips Ethernet alcanzar\u00e1 los 30.000 millones de yuanes, lo que supone la regi\u00f3n de mayor crecimiento.Seg\u00fan las predicciones de Ethernet Alliance, en 2025 el mercado de chips Ethernet de China alcanzar\u00e1 los 30.000 millones de yuanes, lo que la convierte en la regi\u00f3n con el crecimiento m\u00e1s significativo. Los datos del Centro de Investigaci\u00f3n de Tecnolog\u00eda de Automoci\u00f3n de China y Shanxi Securities predicen que, en 2025, el tama\u00f1o del mercado nacional de chips Ethernet PHY para automoci\u00f3n superar\u00e1 los 12.000 millones de yuanes RMB, con un CAGR superior a 30%. El tama\u00f1o del mercado de chips de conmutaci\u00f3n alcanzar\u00e1 los 17.800 millones de yuanes RMB.<\/p>\n<h2>5. Panorama de la competencia en Automotive Ethernet<\/h2>\n<p>En la actualidad, los proveedores de chips PHY Ethernet para automoci\u00f3n presentan patrones muy concentrados, dominados principalmente por empresas extranjeras como Marvell, Broadcom, NXP y TI, con una cuota de mercado combinada de 99%. Los proveedores nacionales de chips PHY son pocos, como Yutaiwei, Jinglue y Yitaiwei. En el caso de los chips de conmutaci\u00f3n, la concentraci\u00f3n es a\u00fan mayor, con s\u00f3lo dos empresas estadounidenses: Marvell y Broadcom. Los obst\u00e1culos t\u00e9cnicos al desarrollo de chips de conmutaci\u00f3n son los siguientes:<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>Acumulaci\u00f3n de comunicaciones: Requiere l\u00edneas de productos completas y equipos experimentados<\/li>\n<li>Barreras t\u00e9cnicas: La tecnolog\u00eda TSN requiere una sincronizaci\u00f3n temporal y una programaci\u00f3n de datos complejas, y es compatible con m\u00faltiples est\u00e1ndares de protocolo como IEEE 802.1q, 802.1qbu, 802.1qbv, etc.<\/li>\n<\/ul>\n<p>6. Futuro de Automotive Ethernet<\/p>\n<p>Si observamos el progreso actual de NVIDIA, los dominios ADAS suelen utilizar 1 chip de conmutaci\u00f3n Ethernet, mientras que los sistemas ADAS avanzados utilizan entre 2 y 3 chips .En la era Zonal o de computaci\u00f3n central (era del veh\u00edculo definido por software), se utilizar\u00e1n m\u00e1s chips de conmutaci\u00f3n Ethernet, y cada veh\u00edculo necesitar\u00e1 entre 6 y 7 chips .Seg\u00fan el \u00faltimo informe de QY Research, se espera que el tama\u00f1o del mercado mundial de Ethernet para automoci\u00f3n alcance los $21.060 millones en 2029. Como China lidera la inteligencia automovil\u00edstica mundial, esta v\u00eda nutrir\u00e1 a m\u00faltiples empresas cotizadas .<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>1. Electronic and Electrical Architecture Development In 2020, when we discussed automotive Electronic and Electrical Architecture (EEA), we were still talking about upgrading from distributed architecture to domain control architecture. The central computing unit + zone controller architecture seemed far out of reach\u00a0.According to Bosch&#8217;s definition of EEA development stages, there were still more than [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5527,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"themepark_post_bcolor":"#f5f5f5","themepark_post_width":"1022px","themepark_post_img":"","themepark_post_img_po":"left","themepark_post_img_re":false,"themepark_post_img_cover":false,"themepark_post_img_fixed":false,"themepark_post_hide_title":false,"themepark_post_main_b":"","themepark_post_main_p":100,"themepark_paddingblock":false,"footnotes":""},"categories":[16],"tags":[83],"class_list":["post-5525","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-automotive-ethernet"],"metadata":{"classic-editor-remember":["classic-editor"],"_edit_lock":["1753320079:1"],"_edit_last":["1"],"_thumbnail_id":["5527"],"themepark_seo_title":["Automotive Ethernet Explosion: TSN Switch Chips Become New Engine"],"themepark_seo_description":["In 2020, when we discussed automotive Electronic and Electrical Architecture (EEA), we were still talking about upgrading from distributed architecture to domain control architecture. The central computing unit + zone controller architecture seemed far out of reach\u00a0."],"themepark_seo_keyword":["Automotive Ethernet"],"catce":["sidebar-widgets4"],"_yoast_wpseo_primary_category":["16"],"_yoast_wpseo_content_score":["90"],"_yoast_wpseo_estimated-reading-time-minutes":["5"],"views":["8774"],"_yoast_wpseo_metadesc":["In 2020, when we discussed automotive Electronic and Electrical Architecture (EEA), we were still talking about upgrading from distributed architecture to domain control architecture. The central computing unit + zone controller architecture seemed far out of reach\u00a0."]},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Automotive Ethernet Explosion: TSN Switch Chips Become New Engine - KEY-IOT<\/title>\n<meta name=\"description\" content=\"In 2020, when we discussed automotive Electronic and Electrical Architecture (EEA), we were still talking about upgrading from distributed architecture to domain control architecture. 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La arquitectura de unidad central de computaci\u00f3n + controlador de zona parec\u00eda muy lejana...","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.key-iot.com\/es\/blog\/automotive-ethernet-explosion-tsn-switch-chips-become-new-engine\/","og_locale":"es_ES","og_type":"article","og_title":"Automotive Ethernet Explosion: TSN Switch Chips Become New Engine - KEY-IOT","og_description":"In 2020, when we discussed automotive Electronic and Electrical Architecture (EEA), we were still talking about upgrading from distributed architecture to domain control architecture. 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