{"id":3464,"date":"2025-12-08T15:23:01","date_gmt":"2025-12-08T14:23:01","guid":{"rendered":"https:\/\/www.dunasys.com\/actualites\/non-classe\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/"},"modified":"2026-07-07T14:00:29","modified_gmt":"2026-07-07T12:00:29","slug":"bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales","status":"publish","type":"post","link":"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/","title":{"rendered":"The Future of Automotive Bus: FlexRay, Automotive Ethernet, and Zonal Architectures"},"content":{"rendered":"\n\n\n\n<section class=\"block-hero block-hero-articles-dunasys\"\n        >\n            <div class=\"block-hero-articles-dunasys_breadcrumb\">\n            <div class=\"container\">\n                            <div class=\"breadcrumb\">\n            <ul class=\"breadcrumb-list\">\n                                                                                                                                            <li class=\"breadcrumb-list_item\">\n                    <a href=\"https:\/\/www.dunasys.com\/en\/\">Home<\/a>\n                <\/li>\n                                    <li class=\"breadcrumb-list_item\">The Future of Automotive Bus: FlexRay, Automotive Ethernet, and Zonal Architectures<\/li>\n                            <\/ul>\n        <\/div>\n    \n            <\/div>\n        <\/div>\n        <div class=\"block-hero-articles-dunasys_content\">\n        <div class=\"container\">\n            <div class=\"grid\">\n                <div class=\"grid_title\">\n                                    \n                                \n                                        \n                                \n                    \n            <h1\n        class=\"title title-hero js-text-gradient-scroll\"\n                 data-gradient-duration=\"2.5\"        >The Future of Automotive Bus: FlexRay, Automotive Ethernet, and Zonal Architectures<\/h1>\n    \n                                                \n                                    \n                \n        <div class=\"editor\"\n        >\n        The automotive sector is undergoing an unprecedented transformation. <a href=\"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/\" class=\"read-more\">Read More<\/a>\n        <\/div>\n    \n                    <div class=\"meta\">\n                                                    <div class=\"author\">Par Bastien Jaffre<\/div>\n                                                <div class=\"date\">Le 08 December 2025<\/div>\n                    <\/div>\n                <\/div>\n                                    <div class=\"grid_thumb\">\n                                    \n                                                                                                                                            \n                <picture class=\"post-img-wrapper\">\n\n                                        <source media=\"(min-width: 1024px)\" srcset=\"https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z-1200x0-c-default.webp 1x, https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z-2400x0-c-default.webp 2x\">\n\n                                        <source media=\"(min-width: 768px)\" srcset=\"https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z-800x0-c-default.webp 1x, https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z-1600x0-c-default.webp 2x\">\n\n                                        <img decoding=\"async\" src=\"https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z-400x0-c-default.webp\"\n                         srcset=\"https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z-400x0-c-default.webp 1x, https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z-800x0-c-default.webp 2x\"                         alt=\"Post 874 Bus Automobile Du Futur Flexray Ethernet Automobile Et Architectures Z\"\n                          width=\"422\"                           height=\"305\"                           class=\"post-img\"                                                       fetchpriority=\"high\" loading=\"eager\"\n                                             >\n                <\/picture>\n                        \n                    <\/div>\n                            <\/div>\n        <\/div>\n    <\/div>\n<\/section>\n\n\n\n\n<section    \n        class=\"block-editor block-editor-post\"\n        >\n    <div class=\"container\">\n        <div class=\"grid\">\n            <div class=\"grid_content\">\n                <div class=\"editor\"><p>The automotive sector is undergoing an unprecedented transformation. With the advent of electric, autonomous, and connected vehicles, the volume of data generated and exchanged onboard is exploding. Traditional communication networks are reaching their limits. The future of embedded electronics, or Electrical\/Electronic architecture, rests on the adoption of new technologies: the FlexRay protocol, the automotive Ethernet standard, and zonal architectures.<\/p>\n<p>For <a href=\"https:\/\/www.dunasys.com\/en\/dunasys-ingenierie\/\">embedded systems engineering teams and R&amp;D engineers<\/a>, understanding these developments is essential for the vehicles of tomorrow.<\/p>\n<h2>Why Are Onboard Networks Evolving?<\/h2>\n<p class=\"font-claude-response-body break-words whitespace-normal\">The modern automotive era is synonymous with sophistication. Every new model integrates advanced driver assistance systems (ADAS), cutting-edge infotainment features, and dozens of sensors (cameras, radars, LiDAR) that produce a massive stream of real-time information.<\/p>\n<p class=\"font-claude-response-body break-words whitespace-normal\">A Level 3 or Level 4 autonomous vehicle can generate several terabits of data per hour. The venerable CAN bus (Controller Area Network), with a maximum throughput of 1 Mbps (and 5 to 8 Mbps for CAN FD), can no longer cope with this load. It is slow, lacks bandwidth, and its point-to-point architecture leads to an unmanageable wiring complexity.<\/p>\n<p class=\"font-claude-response-body break-words whitespace-normal\">This data explosion requires a network infrastructure that is more robust, faster, and above all lighter and simpler to manage.<\/p>\n<h2>FlexRay: A Protocol Designed for Safety<\/h2>\n<p>Before Ethernet, FlexRay was the first response to critical automotive systems demanding maximum reliability and precision.<\/p>\n<h3>Deterministic Scheduling<\/h3>\n<p>Unlike CAN, which is event-driven, FlexRay uses a time-triggered system. It combines a static phase (deterministic, where each microcontroller has a fixed time slot) and a dynamic phase (event-driven). This approach guarantees very low and predictable latency, which is crucial for active safety applications.<\/p>\n<h3>Reliability in Critical Systems<\/h3>\n<p>FlexRay was designed for fault tolerance, often incorporating redundant communication channels. It offers impressive throughput for its era, reaching up to 10 Mbps.<\/p>\n<ul>\n<li><strong>Priority use cases:<\/strong> it is ideal for critical real-time and safety applications requiring absolute precision, including electric power steering, braking systems, advanced airbag management, and the coordination of certain high-end ADAS functions.<\/li>\n<\/ul>\n<p>Despite its real-time performance, its high cost, integration complexity, and limited bandwidth relative to modern video and network demands restrict its widespread adoption. This is why it is gradually giving way to automotive Ethernet.<\/p>\n<h2>Automotive Ethernet: The New Standard for Modern Vehicles<\/h2>\n<p>Automotive Ethernet is the answer to the demand for high bandwidth. By adapting the standard Ethernet protocol (widely used in computer networks) to the electromagnetic constraints of the automotive environment, it has established itself as the emerging standard.<\/p>\n<h3>High Throughput and Simplified Topology<\/h3>\n<p>Automotive Ethernet supports data rates ranging from 10 Mbps to several Gbps over a single unshielded twisted pair.This high-bandwidth capability is essential for infotainment, but above all for autonomous driving systems.<\/p>\n<h3>Support for Cameras, Radars, and LIDAR<\/h3>\n<p>HD video streams and raw sensor data (radars, LiDAR) require bandwidth that only Ethernet can provide.<\/p>\n<p>To guarantee the deterministic, real-time nature required by safety applications (previously the domain of FlexRay), Ethernet relies on Time-Sensitive Networking (TSN). TSN brings the precise synchronization, priority management, and low latency needed for ECUs (Electronic Control Units) to react instantaneously.<\/p>\n<h3>Compatibility and Tooling<\/h3>\n<p>One of the great advantages of Ethernet is the reuse of standard IT products and tools. Manufacturers such as DUNASYS can offer testing, measurement, and compatible datalogger interface solutions and modules, greatly simplifying the evaluation and development phases.<\/p>\n<h2>Zonal Architecture: The Great Electrical\/Electronic Transformation<\/h2>\n<p>The introduction of Ethernet is inseparable from the structural revolution represented by zonal architectures.<\/p>\n<h3>The End of Dozens of ECUs Everywhere<\/h3>\n<p>In previous functional architectures, each function (engine, ABS, air conditioning, window lift) was managed by a dedicated ECU, often placed close to the element it controlled, resulting in a tangle of complex wiring harnesses.<\/p>\n<h3>Grouping by Zone<\/h3>\n<p>Zonal architecture changes the game entirely. It groups control units not by function, but by physical zone of the vehicle (front left, rear right door, rear center, etc.). Each zone is managed by a zonal controller.<\/p>\n<p>These zonal controllers are connected to one or two central computers via high-speed Ethernet links.<\/p>\n<h3>Simplification and Wiring Reduction<\/h3>\n<p>The impact of this transformation is spectacular:<\/p>\n<ul>\n<li><strong>50% reduction in wiring:<\/strong> wire harnesses are replaced by a few centralized Ethernet connections, reducing both weight and cost.<\/li>\n<li><strong>Weight and range:<\/strong> weight reduction is a major asset for electric vehicles, improving their range.<\/li>\n<li><strong>Scalability:<\/strong> this approach facilitates the addition of new over-the-air (OTA) features and lays the groundwork for the Software-Defined Vehicle (SDV).<\/li>\n<\/ul>\n<p>The transition to zonal architectures is one of the major challenges for engineering teams in France and internationally, as it requires a complete overhaul of systems design and embedded product development.<\/p>\n<h2>How Are Engineering Teams Adapting to These New Protocols?<\/h2>\n<p>Adopting these technologies demands a paradigm shift for automotive engineering. Skills in CAN and LIN must be supplemented by deep expertise in Ethernet and complex network management.<\/p>\n<p>Embedded systems engineering teams face the challenge of compliance and implementation. Specialized companies such as DUNASYS support this transition by providing development tools, measurement interfaces, and integration solutions that are compatible with these new buses. Expertise is now focused on high-speed data management and the validation of performance metrics (latency, bandwidth) for critical modules.<\/p>\n<p>To stay at the cutting edge, engineers must equip themselves with products capable of supporting these protocols, from simple interface modules to complete test benches, in order to ensure the safety and reliability of the automobiles of tomorrow.<\/p>\n<\/div>\n            <\/div>\n        <\/div>\n    <\/div>\n<\/section>\n\n\n\n\n<section    \n        class=\"block-faq block-faq-1 block-faq-3-dunasys\"\n        >\n    <div class=\"container\">\n        <div class=\"grid\">\n            <div class=\"grid_title\">\n                                \n                                \n                                        \n                        \n                    \n            <h2\n        class=\"title title-section\"\n                        >Questions &#038; Answers<\/h2>\n    \n            <\/div>\n                            <div class=\"grid_content\">\n                                            <div class=\"accordion-item\">\n                            <div class=\"accordion-item_header\">\n                                <h3 class=\"question\">\n                                    <button class=\"question_btn\"\n                                            type=\"button\"\n                                            aria-expanded=\"false\"\n                                            aria-controls=\"faq-ans-block_d586507e8fc3dc1b090d31825f64c10b-1\"\n                                            id=\"faq-q-block_d586507e8fc3dc1b090d31825f64c10b-1\">\n                                        What is the difference between FlexRay and CAN FD?\n                                    <\/button>\n                                <\/h3>\n                                <div class=\"icon\">\n                                    <svg width=\"12\" height=\"18\" viewBox=\"0 0 12 18\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                        <line x1=\"5.68164\" y1=\"4.69898e-07\" x2=\"5.68164\" y2=\"15.7739\" stroke=\"white\" stroke-width=\"1.5\"\/>\n                                        <path d=\"M10.5312 10.9805L5.53125 15.9805L0.531259 10.9805\" stroke=\"white\" stroke-width=\"1.5\"\/>\n                                    <\/svg>\n                                <\/div>\n                            <\/div>\n                            <div class=\"accordion-item_content\"\n                                 id=\"faq-ans-block_d586507e8fc3dc1b090d31825f64c10b-1\"\n                                 role=\"region\"\n                                 aria-labelledby=\"faq-q-block_d586507e8fc3dc1b090d31825f64c10b-1\">\n                                                            \n                                    \n                \n        <div class=\"editor answer\"\n                                                        >\n        <p class=\"font-claude-response-body break-words whitespace-normal\">The key difference lies in their approach to timing: FlexRay is time-triggered (deterministic, information circulates at precise moments), making it ideal for critical safety applications. CAN FD is event-driven, with control units communicating when necessary. CAN FD offers improved throughput compared to standard CAN, but FlexRay guarantees better latency and reliability for critical applications thanks to its scheduling system.<\/p>\n\n        <\/div>\n    \n                            <\/div>\n                        <\/div>\n                                            <div class=\"accordion-item\">\n                            <div class=\"accordion-item_header\">\n                                <h3 class=\"question\">\n                                    <button class=\"question_btn\"\n                                            type=\"button\"\n                                            aria-expanded=\"false\"\n                                            aria-controls=\"faq-ans-block_d586507e8fc3dc1b090d31825f64c10b-2\"\n                                            id=\"faq-q-block_d586507e8fc3dc1b090d31825f64c10b-2\">\n                                        Why is automotive Ethernet growing?\n                                    <\/button>\n                                <\/h3>\n                                <div class=\"icon\">\n                                    <svg width=\"12\" height=\"18\" viewBox=\"0 0 12 18\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                        <line x1=\"5.68164\" y1=\"4.69898e-07\" x2=\"5.68164\" y2=\"15.7739\" stroke=\"white\" stroke-width=\"1.5\"\/>\n                                        <path d=\"M10.5312 10.9805L5.53125 15.9805L0.531259 10.9805\" stroke=\"white\" stroke-width=\"1.5\"\/>\n                                    <\/svg>\n                                <\/div>\n                            <\/div>\n                            <div class=\"accordion-item_content\"\n                                 id=\"faq-ans-block_d586507e8fc3dc1b090d31825f64c10b-2\"\n                                 role=\"region\"\n                                 aria-labelledby=\"faq-q-block_d586507e8fc3dc1b090d31825f64c10b-2\">\n                                                            \n                                    \n                \n        <div class=\"editor answer\"\n                                                        >\n        <p class=\"font-claude-response-body break-words whitespace-normal\">Automotive Ethernet is growing for two major reasons: its very high bandwidth (up to several Gbps) capable of supporting HD video streams from sensors (cameras, radars, LiDAR) and ADAS data, and its scalability, which simplifies the electrical\/electronic architecture through zonal architectures, reducing vehicle wiring and weight.<\/p>\n\n        <\/div>\n    \n                            <\/div>\n                        <\/div>\n                                            <div class=\"accordion-item\">\n                            <div class=\"accordion-item_header\">\n                                <h3 class=\"question\">\n                                    <button class=\"question_btn\"\n                                            type=\"button\"\n                                            aria-expanded=\"false\"\n                                            aria-controls=\"faq-ans-block_d586507e8fc3dc1b090d31825f64c10b-3\"\n                                            id=\"faq-q-block_d586507e8fc3dc1b090d31825f64c10b-3\">\n                                        What is zonal architecture?\n                                    <\/button>\n                                <\/h3>\n                                <div class=\"icon\">\n                                    <svg width=\"12\" height=\"18\" viewBox=\"0 0 12 18\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                        <line x1=\"5.68164\" y1=\"4.69898e-07\" x2=\"5.68164\" y2=\"15.7739\" stroke=\"white\" stroke-width=\"1.5\"\/>\n                                        <path d=\"M10.5312 10.9805L5.53125 15.9805L0.531259 10.9805\" stroke=\"white\" stroke-width=\"1.5\"\/>\n                                    <\/svg>\n                                <\/div>\n                            <\/div>\n                            <div class=\"accordion-item_content\"\n                                 id=\"faq-ans-block_d586507e8fc3dc1b090d31825f64c10b-3\"\n                                 role=\"region\"\n                                 aria-labelledby=\"faq-q-block_d586507e8fc3dc1b090d31825f64c10b-3\">\n                                                            \n                                    \n                \n        <div class=\"editor answer\"\n                                                        >\n        <p class=\"font-claude-response-body break-words whitespace-normal\">It is a new way of organizing embedded systems in vehicles. Instead of connecting each functional ECU separately, electronic components are grouped by physical zone and managed by a zonal controller. These controllers communicate with a central computer via Ethernet, massively reducing wiring and making updates and maintenance easier.<\/p>\n\n        <\/div>\n    \n                            <\/div>\n                        <\/div>\n                                            <div class=\"accordion-item\">\n                            <div class=\"accordion-item_header\">\n                                <h3 class=\"question\">\n                                    <button class=\"question_btn\"\n                                            type=\"button\"\n                                            aria-expanded=\"false\"\n                                            aria-controls=\"faq-ans-block_d586507e8fc3dc1b090d31825f64c10b-4\"\n                                            id=\"faq-q-block_d586507e8fc3dc1b090d31825f64c10b-4\">\n                                        Which protocols are used for ADAS?\n                                    <\/button>\n                                <\/h3>\n                                <div class=\"icon\">\n                                    <svg width=\"12\" height=\"18\" viewBox=\"0 0 12 18\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                        <line x1=\"5.68164\" y1=\"4.69898e-07\" x2=\"5.68164\" y2=\"15.7739\" stroke=\"white\" stroke-width=\"1.5\"\/>\n                                        <path d=\"M10.5312 10.9805L5.53125 15.9805L0.531259 10.9805\" stroke=\"white\" stroke-width=\"1.5\"\/>\n                                    <\/svg>\n                                <\/div>\n                            <\/div>\n                            <div class=\"accordion-item_content\"\n                                 id=\"faq-ans-block_d586507e8fc3dc1b090d31825f64c10b-4\"\n                                 role=\"region\"\n                                 aria-labelledby=\"faq-q-block_d586507e8fc3dc1b090d31825f64c10b-4\">\n                                                            \n                                    \n                \n        <div class=\"editor answer\"\n                                                        >\n        <div>\n<div data-test-render-count=\"1\">\n<div class=\"group\">\n<div class=\"contents\">\n<div class=\"group relative relative pb-3\" data-is-streaming=\"false\">\n<div class=\"font-claude-response relative leading-[1.65rem] [&amp;_pre&gt;div]:bg-bg-000\/50 [&amp;_pre&gt;div]:border-0.5 [&amp;_pre&gt;div]:border-border-400 [&amp;_.ignore-pre-bg&gt;div]:bg-transparent [&amp;_.standard-markdown_:is(p,blockquote,h1,h2,h3,h4,h5,h6)]:pl-2 [&amp;_.standard-markdown_:is(p,blockquote,ul,ol,h1,h2,h3,h4,h5,h6)]:pr-8 [&amp;_.progressive-markdown_:is(p,blockquote,h1,h2,h3,h4,h5,h6)]:pl-2 [&amp;_.progressive-markdown_:is(p,blockquote,ul,ol,h1,h2,h3,h4,h5,h6)]:pr-8\">\n<div>\n<div class=\"standard-markdown grid-cols-1 grid [&amp;_&gt;_*]:min-w-0 gap-3 standard-markdown\">\n<p class=\"font-claude-response-body break-words whitespace-normal\">Modern ADAS, which require the rapid processing of large volumes of sensor data (such as video), rely primarily on automotive Ethernet for its high throughput and its ability to support TSN. For the most critical safety functions (braking, steering), FlexRay may still be used, often in a hybrid network coexisting alongside Ethernet.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"flex justify-start\" role=\"group\" aria-label=\"Message actions\">\n<div class=\"text-text-300\">\n<div class=\"text-text-300 flex items-stretch justify-between\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"h-px w-full pointer-events-none\" aria-hidden=\"true\"><\/div>\n\n        <\/div>\n    \n                            <\/div>\n                        <\/div>\n                                    <\/div>\n                    <\/div>\n    <\/div>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>The automotive sector is undergoing an unprecedented transformation.<\/p>\n","protected":false},"author":2,"featured_media":1836,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[29],"tags":[],"class_list":["post-3464","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technology"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Bus automobile du futur : FlexRay, Ethernet automobile et architectures zonales - Dunasys<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez comment FlexRay, l\u2019Ethernet automobile et les architectures zonales transforment les v\u00e9hicules modernes.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bus automobile du futur : FlexRay, Ethernet automobile et architectures zonales - Dunasys\" \/>\n<meta property=\"og:description\" content=\"D\u00e9couvrez comment FlexRay, l\u2019Ethernet automobile et les architectures zonales transforment les v\u00e9hicules modernes.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/\" \/>\n<meta property=\"og:site_name\" content=\"Dunasys\" \/>\n<meta property=\"article:published_time\" content=\"2025-12-08T14:23:01+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-07T12:00:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"422\" \/>\n\t<meta property=\"og:image:height\" content=\"305\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"bastien.j\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"bastien.j\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/actualites\\\/technology\\\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/actualites\\\/technology\\\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\\\/\"},\"author\":{\"name\":\"bastien.j\",\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/#\\\/schema\\\/person\\\/f94df19632ca7bd1a28bbefcaa4a7464\"},\"headline\":\"The Future of Automotive Bus: FlexRay, Automotive Ethernet, and Zonal Architectures\",\"datePublished\":\"2025-12-08T14:23:01+00:00\",\"dateModified\":\"2026-07-07T12:00:29+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/actualites\\\/technology\\\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\\\/\"},\"wordCount\":11,\"publisher\":{\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/actualites\\\/technology\\\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.dunasys.com\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z.webp\",\"articleSection\":[\"Technology\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/actualites\\\/technology\\\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\\\/\",\"url\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/actualites\\\/technology\\\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\\\/\",\"name\":\"Bus automobile du futur : FlexRay, Ethernet automobile et architectures zonales - Dunasys\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/actualites\\\/technology\\\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/actualites\\\/technology\\\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.dunasys.com\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z.webp\",\"datePublished\":\"2025-12-08T14:23:01+00:00\",\"dateModified\":\"2026-07-07T12:00:29+00:00\",\"description\":\"D\u00e9couvrez comment FlexRay, l\u2019Ethernet automobile et les architectures zonales transforment les v\u00e9hicules modernes.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/actualites\\\/technology\\\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.dunasys.com\\\/en\\\/actualites\\\/technology\\\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/actualites\\\/technology\\\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.dunasys.com\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z.webp\",\"contentUrl\":\"https:\\\/\\\/www.dunasys.com\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z.webp\",\"width\":422,\"height\":305,\"caption\":\"Post 874 Bus Automobile Du Futur Flexray Ethernet Automobile Et Architectures Z\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/\",\"name\":\"Dunasys\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/#organization\",\"name\":\"Dunasys\",\"url\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.dunasys.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/dunasys-logo-group.svg\",\"contentUrl\":\"https:\\\/\\\/www.dunasys.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/dunasys-logo-group.svg\",\"width\":1,\"height\":1,\"caption\":\"Dunasys\"},\"image\":{\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.dunasys.com\\\/en\\\/#\\\/schema\\\/person\\\/f94df19632ca7bd1a28bbefcaa4a7464\",\"name\":\"bastien.j\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ccd724e387e76a992a660118fde1ac877b4d240e51f6c393b5744375be0c4b1a?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ccd724e387e76a992a660118fde1ac877b4d240e51f6c393b5744375be0c4b1a?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ccd724e387e76a992a660118fde1ac877b4d240e51f6c393b5744375be0c4b1a?s=96&d=mm&r=g\",\"caption\":\"bastien.j\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Bus automobile du futur : FlexRay, Ethernet automobile et architectures zonales - Dunasys","description":"D\u00e9couvrez comment FlexRay, l\u2019Ethernet automobile et les architectures zonales transforment les v\u00e9hicules modernes.","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.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/","og_locale":"en_US","og_type":"article","og_title":"Bus automobile du futur : FlexRay, Ethernet automobile et architectures zonales - Dunasys","og_description":"D\u00e9couvrez comment FlexRay, l\u2019Ethernet automobile et les architectures zonales transforment les v\u00e9hicules modernes.","og_url":"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/","og_site_name":"Dunasys","article_published_time":"2025-12-08T14:23:01+00:00","article_modified_time":"2026-07-07T12:00:29+00:00","og_image":[{"width":422,"height":305,"url":"https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z.webp","type":"image\/webp"}],"author":"bastien.j","twitter_card":"summary_large_image","twitter_misc":{"Written by":"bastien.j","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/#article","isPartOf":{"@id":"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/"},"author":{"name":"bastien.j","@id":"https:\/\/www.dunasys.com\/en\/#\/schema\/person\/f94df19632ca7bd1a28bbefcaa4a7464"},"headline":"The Future of Automotive Bus: FlexRay, Automotive Ethernet, and Zonal Architectures","datePublished":"2025-12-08T14:23:01+00:00","dateModified":"2026-07-07T12:00:29+00:00","mainEntityOfPage":{"@id":"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/"},"wordCount":11,"publisher":{"@id":"https:\/\/www.dunasys.com\/en\/#organization"},"image":{"@id":"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/#primaryimage"},"thumbnailUrl":"https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z.webp","articleSection":["Technology"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/","url":"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/","name":"Bus automobile du futur : FlexRay, Ethernet automobile et architectures zonales - Dunasys","isPartOf":{"@id":"https:\/\/www.dunasys.com\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/#primaryimage"},"image":{"@id":"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/#primaryimage"},"thumbnailUrl":"https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z.webp","datePublished":"2025-12-08T14:23:01+00:00","dateModified":"2026-07-07T12:00:29+00:00","description":"D\u00e9couvrez comment FlexRay, l\u2019Ethernet automobile et les architectures zonales transforment les v\u00e9hicules modernes.","breadcrumb":{"@id":"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.dunasys.com\/en\/actualites\/technology\/bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-zonales\/#primaryimage","url":"https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z.webp","contentUrl":"https:\/\/www.dunasys.com\/wp-content\/uploads\/2025\/12\/post-874__bus-automobile-du-futur-flexray-ethernet-automobile-et-architectures-z.webp","width":422,"height":305,"caption":"Post 874 Bus Automobile Du Futur Flexray Ethernet Automobile Et Architectures Z"},{"@type":"WebSite","@id":"https:\/\/www.dunasys.com\/en\/#website","url":"https:\/\/www.dunasys.com\/en\/","name":"Dunasys","description":"","publisher":{"@id":"https:\/\/www.dunasys.com\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.dunasys.com\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.dunasys.com\/en\/#organization","name":"Dunasys","url":"https:\/\/www.dunasys.com\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.dunasys.com\/en\/#\/schema\/logo\/image\/","url":"https:\/\/www.dunasys.com\/wp-content\/uploads\/2026\/05\/dunasys-logo-group.svg","contentUrl":"https:\/\/www.dunasys.com\/wp-content\/uploads\/2026\/05\/dunasys-logo-group.svg","width":1,"height":1,"caption":"Dunasys"},"image":{"@id":"https:\/\/www.dunasys.com\/en\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.dunasys.com\/en\/#\/schema\/person\/f94df19632ca7bd1a28bbefcaa4a7464","name":"bastien.j","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/ccd724e387e76a992a660118fde1ac877b4d240e51f6c393b5744375be0c4b1a?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/ccd724e387e76a992a660118fde1ac877b4d240e51f6c393b5744375be0c4b1a?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/ccd724e387e76a992a660118fde1ac877b4d240e51f6c393b5744375be0c4b1a?s=96&d=mm&r=g","caption":"bastien.j"}}]}},"_links":{"self":[{"href":"https:\/\/www.dunasys.com\/en\/wp-json\/wp\/v2\/posts\/3464","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dunasys.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dunasys.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dunasys.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dunasys.com\/en\/wp-json\/wp\/v2\/comments?post=3464"}],"version-history":[{"count":3,"href":"https:\/\/www.dunasys.com\/en\/wp-json\/wp\/v2\/posts\/3464\/revisions"}],"predecessor-version":[{"id":4058,"href":"https:\/\/www.dunasys.com\/en\/wp-json\/wp\/v2\/posts\/3464\/revisions\/4058"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dunasys.com\/en\/wp-json\/wp\/v2\/media\/1836"}],"wp:attachment":[{"href":"https:\/\/www.dunasys.com\/en\/wp-json\/wp\/v2\/media?parent=3464"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dunasys.com\/en\/wp-json\/wp\/v2\/categories?post=3464"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dunasys.com\/en\/wp-json\/wp\/v2\/tags?post=3464"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}