{"id":5485,"date":"2025-07-22T09:21:52","date_gmt":"2025-07-22T01:21:52","guid":{"rendered":"https:\/\/www.key-iot.com\/?p=5485"},"modified":"2025-07-22T09:28:10","modified_gmt":"2025-07-22T01:28:10","slug":"automotive-ethernet-protocol-the-new-infrastructure-for-smart-vehicles","status":"publish","type":"post","link":"https:\/\/www.key-iot.com\/jp\/blog\/automotive-ethernet-protocol-the-new-infrastructure-for-smart-vehicles\/","title":{"rendered":"\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u30b9\u30de\u30fc\u30c8\u30ab\u30fc\u306e\u65b0\u3057\u3044\u30a4\u30f3\u30d5\u30e9"},"content":{"rendered":"<h2><img decoding=\"async\" class=\"wp-image-5487 aligncenter\" title=\"6aa0672be3ae953ed8c347879403e507\" src=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/07\/6aa0672be3ae953ed8c347879403e507.png\" alt=\"6aa0672be3ae953ed8c347879403e507\" width=\"899\" height=\"550\" 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\/>\n<h2>2.\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u30b9\u30bf\u30c3\u30af\u306e\u6982\u8981<\/h2>\n<p>\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u8ad6\u3058\u308b\u3068\u304d\u3001OSI\u306e7\u5c64\u30e2\u30c7\u30eb\u3092\u907f\u3051\u3066\u901a\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u3002\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u30fb\u30b9\u30bf\u30c3\u30af\u306f\u57fa\u672c\u7684\u306b\u3053\u306e\u30e9\u30a4\u30f3\u306b\u6cbf\u3063\u3066\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u304c\u3001\u5404\u30ec\u30a4\u30e4\u30fc\u306f\u8eca\u8f09\u30b7\u30ca\u30ea\u30aa\u7528\u306b\u7279\u5225\u306b\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n<p>1.\u7269\u7406\u5c64\uff08PHY\uff09\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u7269\u7406\u5c64\u306f\u3001\u5f93\u6765\u306e\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3068\u306f\u304b\u306a\u308a\u7570\u306a\u308b\u3002\u6700\u3082\u4ee3\u8868\u7684\u306a\u898f\u683c\u306f\u3001100BASE-T1\u30011000BASE-T1\u300110BASE-T1S\u3067\u3042\u308b\u3002\u7269\u7406\u5c64\u306f\u4e3b\u306b\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30fb\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3001\u4fe1\u53f7\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3001\u30c7\u30fc\u30bf-\u4fe1\u53f7\u5909\u63db\u3001\u4f1d\u9001\u3001\u30de\u30b9\u30bf\u30fc-\u30b9\u30ec\u30fc\u30d6\u30fb\u30e2\u30fc\u30c9\u306e\u78ba\u8a8d\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001100BASE-T1\u306f\u30011\u5bfe\u306e\u30ef\u30a4\u30e4\u3067100Mbps\u5168\u4e8c\u91cd\u901a\u4fe1\u3092\u5b9f\u73fe\u3057\u3001\u8eca\u5185\u914d\u7dda\u3092\u5927\u5e45\u306b\u7c21\u7d20\u5316\u3057\u307e\u3059\u3002<\/p>\n<p>2.\u30c7\u30fc\u30bf\u30ea\u30f3\u30af\u5c64\uff08MAC\uff09\u30c7\u30fc\u30bf\u30ea\u30f3\u30af\u5c64\u306f\u3001\u30d5\u30ec\u30fc\u30e0\u306e\u30ab\u30d7\u30bb\u30eb\u5316\u3001\u30a2\u30c9\u30ec\u30b9\u6307\u5b9a\u3001\u30a8\u30e9\u30fc\u691c\u51fa\u3092\u884c\u3046\u3002\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306f\u3053\u306e\u5c64\u306bVLAN\uff08\u4eee\u60f3LAN\uff09\u6280\u8853\u3092\u5c0e\u5165\u3057\u3066\u304a\u308a\u3001\u7269\u7406\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8907\u6570\u306e\u8ad6\u7406\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30fb\u30c9\u30e1\u30a4\u30f3\u306b\u5206\u5272\u3057\u3001\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30fb\u30b9\u30c8\u30fc\u30e0\u3092\u5206\u96e2\u3057\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u54c1\u8cea\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u4f8b\u3048\u3070\u3001\u30d1\u30ef\u30fc\u30c8\u30ec\u30a4\u30f3\u30fb\u30b7\u30b9\u30c6\u30e0\u3068\u30a8\u30f3\u30bf\u30fc\u30c6\u30a4\u30f3\u30e1\u30f3\u30c8\u30fb\u30b7\u30b9\u30c6\u30e0\u306f\u7570\u306a\u308bVLAN\u306b\u5c5e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u4e92\u3044\u306b\u5e72\u6e09\u3057\u306a\u3044\u305f\u3081\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u3088\u308a\u5b89\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>3.\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64\u306f\u3001\u4e3b\u306bARP\u3068IP\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3002ARP\u306fIP\u30a2\u30c9\u30ec\u30b9\u3068MAC\u30a2\u30c9\u30ec\u30b9\u306e\u30de\u30c3\u30d4\u30f3\u30b0\u3092\u51e6\u7406\u3057\u3001IP\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u30d1\u30b1\u30c3\u30c8\u306e\u30a2\u30c9\u30ec\u30b9\u6307\u5b9a\u3068\u8ee2\u9001\u3092\u62c5\u5f53\u3059\u308b\u3002IPv4\u304c\u4e3b\u6d41\u3067\u3059\u304c\u3001IPv6\u3082\u5f90\u3005\u306b\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002CIDR\uff08Classless Inter-Domain Routing\uff09\u306f\u3001\u3088\u308a\u67d4\u8edf\u306a\u30b5\u30d6\u30cd\u30c3\u30c8\u8a2d\u5b9a\u3092\u53ef\u80fd\u306b\u3057\u3001\u5927\u898f\u6a21\u306a\u30ce\u30fc\u30c9\u7ba1\u7406\u3092\u5bb9\u6613\u306b\u3059\u308b\u3002<\/p>\n<p>4.\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64\u306fICMP\u3001UDP\u3001TCP\u306a\u3069\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u3002ICMP\u306f\u4e3b\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c6\u30b9\u30c8\uff08PING\u306a\u3069\uff09\u306b\u4f7f\u7528\u3055\u308c\u3001UDP\u3068TCP\u306f\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6027\u3068\u4fe1\u983c\u6027\u306e\u8981\u6c42\u304c\u7570\u306a\u308b\u30b7\u30ca\u30ea\u30aa\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30d3\u30c7\u30aa\u30b9\u30c8\u30ea\u30fc\u30e0\u3084\u30ec\u30fc\u30c0\u30fc\u30c7\u30fc\u30bf\u306fUDP\u3092\u4f7f\u7528\u3057\u3001\u8a3a\u65ad\u3084\u6821\u6b63\u306fTCP\u3092\u4f7f\u7528\u3057\u307e\u30595\u3002\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u975e\u5e38\u306b\u8c4a\u5bcc\u3067\u3001\u4e3b\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\uff1a<\/p>\n<ul>\n<li translate=\"no\">UDPNM: \u8abf\u6574\u3055\u308c\u305f\u30ce\u30fc\u30c9\u306e\u30b9\u30ea\u30fc\u30d7\u3068\u30a6\u30a7\u30a4\u30af\u30a2\u30c3\u30d7\u306e\u305f\u3081\u306eUDP\u30d9\u30fc\u30b9\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7ba1\u7406\u30d7\u30ed\u30c8\u30b3\u30eb\u3002<\/li>\n<li translate=\"no\">DHCP\uff1aDynamic Host Configuration Protocol\u3067\u3001IP\u30a2\u30c9\u30ec\u30b9\u306e\u81ea\u52d5\u5272\u308a\u5f53\u3066\u3002<\/li>\n<li translate=\"no\">SOME\/IP: SOA\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u4e0b\u3067\u306e\u30b5\u30fc\u30d3\u30b9\u767a\u898b\u3068\u901a\u4fe1\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u6307\u5411\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\u30d7\u30ed\u30c8\u30b3\u30eb\u3002<\/li>\n<li translate=\"no\">DoIP\uff1a\u30ea\u30e2\u30fc\u30c8\u8a3a\u65ad\u3068\u70b9\u6ec5\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308bDiagnostics over IP\u3002<\/li>\n<li translate=\"no\">\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u4e0a\u306eXCP\uff1aECU\u9069\u5408\u3001\u8a08\u6e2c\u3001\u30d0\u30a4\u30d1\u30b9\u6a5f\u80fd\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u9069\u5408\u30d7\u30ed\u30c8\u30b3\u30eb\u3002<\/li>\n<\/ul>\n<hr \/>\n<h2>3.\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u4e3b\u306a\u5229\u70b9<\/h2>\n<p>1.\u9ad8\u5e2f\u57df\u5e45\u3001\u4f4e\u9045\u5ef6\u5f93\u6765\u306eCAN\u30d0\u30b9\u306e\u5e2f\u57df\u5e45\u306f\u6700\u59271Mbps\u3001FlexRay\u306f10Mbps\u3067\u3042\u308b\u306e\u306b\u5bfe\u3057\u3001\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306f\u6570\u767eMbps\u304b\u3089Gbps\u306b\u3082\u5bb9\u6613\u306b\u9054\u3057\u3001HD\u30ab\u30e1\u30e9\u3001\u30ec\u30fc\u30c0\u30fc\u3001LiDAR\u306e\u81a8\u5927\u306a\u30c7\u30fc\u30bf\u4f1d\u9001\u30cb\u30fc\u30ba\u306b\u5bfe\u5fdc\u3059\u308b\u30022.2.\u67d4\u8edf\u306a\u62e1\u5f35\u6027\u3068\u5bb9\u6613\u306a\u7d71\u5408\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u4e92\u63db\u6027\u306b\u512a\u308c\u305f\u30aa\u30fc\u30d7\u30f3\u898f\u683c\u3067\u3042\u308a\u3001IT\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3082\u5bb9\u6613\u3067\u3059\u3002VLAN\u3084TSN\u306e\u3088\u3046\u306a\u6280\u8853\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30c8\u30dd\u30ed\u30b8\u30fc\u3092\u3088\u308a\u67d4\u8edf\u306b\u3057\u3001\u7570\u306a\u308b\u8eca\u7a2e\u3084\u6a5f\u80fd\u8981\u4ef6\u306b\u9069\u5fdc\u3055\u305b\u308b\u3002**3\u4ee5\u4e0b\u306f\u3001\u9060\u5c71\u7121\u7dda\u30d5\u30a9\u30fc\u30e9\u30e0\u306e\u3088\u3046\u306a\u30d5\u30a9\u30fc\u30e9\u30e0\u5411\u3051\u306bKey-IoT\u793e\u54e1\u306e\u30b9\u30bf\u30a4\u30eb\u3067\u66f8\u304b\u308c\u305f\u300c\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u300d\u306b\u95a2\u3059\u308b\u539f\u6587\u306e\u5168\u82f1\u8a33\u3067\u3042\u308b\u3002<\/p>\n<hr \/>\n<h4>\u306f\u3058\u3081\u306b\u306a\u305c\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u306a\u306e\u304b\uff1f<\/h4>\n<p>Key-IoT\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3059\u3002\u6700\u8fd1\u3001\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u306a\u30b3\u30cd\u30af\u30c6\u30c3\u30c9\u30ab\u30fc\u306b\u95a2\u9023\u3059\u308b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u643a\u308f\u3063\u3066\u3044\u308b\u4e2d\u3067\u3001\"\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb \"\u306b\u3064\u3044\u3066\u8b70\u8ad6\u3059\u308b\u81ea\u52d5\u8eca\u30e1\u30fc\u30ab\u30fc\u3084\u30c6\u30a3\u30a21\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u304c\u5897\u3048\u3066\u3044\u308b\u3053\u3068\u306b\u6c17\u3065\u304d\u307e\u3057\u305f\u3002\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306f\u65b0\u3057\u3044\u30b3\u30f3\u30bb\u30d7\u30c8\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u305d\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u30fb\u30b7\u30b9\u30c6\u30e0\u306f\u5f93\u6765\u306eIT\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3068\u306f\u304b\u306a\u308a\u7570\u306a\u308a\u307e\u3059\u3002\u672c\u65e5\u306f\u3001\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u306f\u4f55\u304b\u3001\u305d\u3057\u3066\u306a\u305c\u305d\u308c\u304c\u30b9\u30de\u30fc\u30c8\u30fb\u30d3\u30fc\u30af\u30eb\u306e\u300c\u65b0\u3057\u3044\u30a4\u30f3\u30d5\u30e9\u300d\u3068\u306a\u3063\u305f\u306e\u304b\u3092\u3054\u7d39\u4ecb\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<hr \/>\n<h4>1.\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u306f\uff1f<\/h4>\n<p>\u7c21\u5358\u306b\u8a00\u3048\u3070\u3001\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3001\u8eca\u8f09\u901a\u4fe1\u5c02\u7528\u306b\u8a2d\u8a08\u3055\u308c\u305f\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u30bb\u30c3\u30c8\u3067\u3042\u308b\u3002\u3053\u308c\u306f\u5358\u4e00\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u306f\u306a\u304f\u3001\u7269\u7406\u5c64\u304b\u3089\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u306b\u308f\u305f\u308b\u5305\u62ec\u7684\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308a\u3001\u96fb\u5b50\u5236\u5fa1\u30e6\u30cb\u30c3\u30c8\uff08ECU\uff09\u3001\u30bb\u30f3\u30b5\u30fc\u3001\u30ab\u30e1\u30e9\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u8eca\u8f09\u30c7\u30d0\u30a4\u30b9\u9593\u306e\u52b9\u7387\u7684\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u76f8\u4e92\u63a5\u7d9a\u3092\u53ef\u80fd\u306b\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u308b\u3002\u306a\u305cCAN\u3001LIN\u3001FlexRay\u3068\u3044\u3063\u305f\u5f93\u6765\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3057\u306a\u3044\u306e\u3060\u308d\u3046\u304b\u3002\u306a\u305cCAN\u3001LIN\u3001FlexRay\u306e\u3088\u3046\u306a\u5f93\u6765\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u308f\u306a\u3044\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u305d\u306e\u7406\u7531\u306f\u3001\u3053\u308c\u3089\u306e\u5f93\u6765\u306e\u30d0\u30b9\u30b7\u30b9\u30c6\u30e0\u306f\u5e2f\u57df\u5e45\u304c\u9650\u3089\u308c\u3066\u304a\u308a\u3001\u81ea\u5f8b\u8d70\u884c\u3001\u30b9\u30de\u30fc\u30c8\u30b3\u30c3\u30af\u30d4\u30c3\u30c8\u3001\u8eca\u8f09\u30a8\u30f3\u30bf\u30fc\u30c6\u30a4\u30f3\u30e1\u30f3\u30c8\u306a\u3069\u306e\u65b0\u3057\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30fc\u30bf\u30ec\u30fc\u30c8\u3068\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u8981\u4ef6\u3092\u3082\u306f\u3084\u6e80\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u304b\u3089\u3067\u3059\u3002\u9ad8\u5e2f\u57df\u5e45\u3001\u4f4e\u30b3\u30b9\u30c8\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3092\u5099\u3048\u305f\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306f\u3001\u5f53\u7136\u306e\u3053\u3068\u306a\u304c\u3089\u3001\u6b21\u4e16\u4ee3\u306e\u8eca\u8f09\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u9069\u3057\u305f\u9078\u629e\u80a2\u3068\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n<hr \/>\n<h4>2.\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u30b9\u30bf\u30c3\u30af\u306e\u6982\u8981<\/h4>\n<p>\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u8ad6\u3058\u308b\u3068\u304d\u3001OSI\u306e7\u5c64\u30e2\u30c7\u30eb\u3092\u907f\u3051\u3066\u901a\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u3002\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u30fb\u30b9\u30bf\u30c3\u30af\u306f\u3001\u57fa\u672c\u7684\u306b\u3053\u306e\u30e2\u30c7\u30eb\u306b\u57fa\u3065\u3044\u3066\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u5404\u30ec\u30a4\u30e4\u30fc\u306f\u8eca\u8f09\u30b7\u30ca\u30ea\u30aa\u7528\u306b\u7279\u5225\u306b\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u7269\u7406\u5c64\u306f\u3001\u5f93\u6765\u306e\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3068\u306f\u304b\u306a\u308a\u7570\u306a\u308b\u3002\u6700\u3082\u4ee3\u8868\u7684\u306a\u898f\u683c\u306f\u3001100BASE-T1\u30011000BASE-T1\u300110BASE-T1S\u3067\u3042\u308b\u3002\u7269\u7406\u5c64\u306f\u4e3b\u306b\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30fb\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3001\u4fe1\u53f7\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3001\u30c7\u30fc\u30bf-\u4fe1\u53f7\u5909\u63db\u3001\u30de\u30b9\u30bf\u30fc-\u30b9\u30ec\u30fc\u30d6\u30fb\u30e2\u30fc\u30c9\u78ba\u8a8d\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001100BASE-T1\u306f1\u5bfe\u306e\u30b1\u30fc\u30d6\u30eb\u3067100Mbps\u306e\u5168\u4e8c\u91cd\u901a\u4fe1\u3092\u5b9f\u73fe\u3057\u3001\u8eca\u5185\u914d\u7dda\u3092\u5927\u5e45\u306b\u7c21\u7d20\u5316\u3057\u307e\u3059\u3002<\/p>\n<p>2.\u30c7\u30fc\u30bf\u30ea\u30f3\u30af\u5c64\uff08MAC\uff09<br 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Hello everyone, I\u2019m an engineer from key-iot. Recently, while working on intelligent connected vehicle projects, I noticed that more and more OEMs and Tier 1 suppliers are discussing the \u201cAutomotive Ethernet Protocol.\u201d In fact, in-vehicle Ethernet is no longer a new concept, but its protocol system is quite different from traditional IT Ethernet. Today, let\u2019s talk about what the automotive Ethernet protocol is and why it\u2019s becoming the \u201cnew infrastructure\u201d for smart vehicles. 1. What is the Automotive Ethernet Protocol? Simply put, the Automotive Ethernet Protocol is a family of Ethernet protocols specifically designed for in-vehicle communication. It\u2019s not a single protocol, but [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5488,"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-5485","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-automotive-ethernet"],"metadata":{"classic-editor-remember":["classic-editor"],"_edit_lock":["1753148873:1"],"_edit_last":["1"],"themepark_seo_description":["Hello everyone, I\u2019m an engineer from key-iot. Recently, while working on intelligent connected vehicle projects, I noticed that more and more OEMs and Tier 1 suppliers are discussing the \u201cAutomotive Ethernet Protocol.\u201d In fact, in-vehicle Ethernet is no longer a new concept, but its protocol system is quite different from traditional IT Ethernet. Today, let\u2019s talk about what the automotive Ethernet protocol is and why it\u2019s becoming the \u201cnew infrastructure\u201d for smart vehicles."],"catce":["sidebar-widgets4"],"_yoast_wpseo_primary_category":["16"],"_yoast_wpseo_content_score":["60"],"_yoast_wpseo_estimated-reading-time-minutes":["9"],"_thumbnail_id":["5488"],"themepark_seo_keyword":["Automotive Ethernet Protocol"],"themepark_seo_title":["Automotive Ethernet Protocol: The New Infrastructure for Smart Vehicles"],"views":["7657"]},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Automotive Ethernet Protocol: The New Infrastructure for Smart Vehicles - KEY-IOT<\/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:\/\/www.key-iot.com\/jp\/blog\/automotive-ethernet-protocol-the-new-infrastructure-for-smart-vehicles\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Automotive Ethernet Protocol: The New Infrastructure for Smart Vehicles - KEY-IOT\" \/>\n<meta property=\"og:description\" content=\"Introduction: Why Talk About Automotive Ethernet Protocol? Hello everyone, I\u2019m an engineer from key-iot. Recently, while working on intelligent connected vehicle projects, I noticed that more and more OEMs and Tier 1 suppliers are discussing the \u201cAutomotive Ethernet Protocol.\u201d In fact, in-vehicle Ethernet is no longer a new concept, but its protocol system is quite different from traditional IT Ethernet. Today, let\u2019s talk about what the automotive Ethernet protocol is and why it\u2019s becoming the \u201cnew infrastructure\u201d for smart vehicles. 1. What is the Automotive Ethernet Protocol? Simply put, the Automotive Ethernet Protocol is a family of Ethernet protocols specifically designed for in-vehicle communication. 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