{"id":6002,"date":"2026-02-03T15:16:02","date_gmt":"2026-02-03T07:16:02","guid":{"rendered":"https:\/\/www.key-iot.com\/?p=6002"},"modified":"2026-02-03T15:16:02","modified_gmt":"2026-02-03T07:16:02","slug":"vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights","status":"publish","type":"post","link":"https:\/\/www.key-iot.com\/jp\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/","title":{"rendered":"V2X\u8def\u5074\u6a5f\u3068\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306e\u7d71\u5408\uff1a\u5b9f\u4e16\u754c\u306b\u304a\u3051\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306e\u6d1e\u5bdf"},"content":{"rendered":"

\"6fc1f9e8c414727c6944df3d98877964\"<\/p>\n

 <\/p>\n

 <\/p>\n

\u6570\u5e74\u524d\u3001\u8607\u5dde\u306e\u8a66\u9a13\u5834\u3067V2X\u306e\u30b7\u30ca\u30ea\u30aa\u30c6\u30b9\u30c8\u3092\u5b9f\u65bd\u3057\u3066\u3044\u305f\u3068\u304d\u3001\u5384\u4ecb\u306a\u554f\u984c\u306b\u3076\u3064\u304b\u3063\u305f\u3002\u30c6\u30b9\u30c8\u8eca\u4e21\u306f\u8def\u5074\u6a5f\u304b\u3089\u4fe1\u53f7\u6a5f\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u305f\u304c\u3001\u4f55\u3089\u304b\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u8d77\u3053\u3059\u307e\u3067\u306b\u5e38\u306b3\uff5e5\u79d2\u306e\u9045\u5ef6\u304c\u3042\u3063\u305f\u3002\u81ea\u5f8b\u8d70\u884c\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u3001\u3053\u306e\u9045\u308c\u306f\u81f4\u547d\u7684\u3060\u3002\u6642\u901f50\u30ad\u30ed\u306e\u5834\u5408\u3001\u8eca\u4e21\u306f5\u79d2\u306770\u30e1\u30fc\u30c8\u30eb\u3092\u901a\u904e\u3059\u308b\u3002.<\/p>\n

\u554f\u984c\u3092\u7a81\u304d\u6b62\u3081\u308b\u306e\u306b\u4e381\u9031\u9593\u304b\u304b\u3063\u305f\u3002\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u304cV2X\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u901a\u5e38\u306e\u30d3\u30b8\u30cd\u30b9\u30fb\u30c7\u30fc\u30bf\u3068\u3057\u3066\u6271\u3044\u3001\u81a8\u5927\u306a\u30bb\u30f3\u30b5\u30fc\u30fb\u30c7\u30fc\u30bf\u30fb\u30b9\u30c8\u30ea\u30fc\u30e0\u3068\u4e00\u7dd2\u306b\u30ad\u30e5\u30fc\u306b\u5165\u308c\u3066\u3044\u305f\u3053\u3068\u304c\u5224\u660e\u3057\u307e\u3057\u305f\u3002\u512a\u5148\u5ea6\u8a2d\u5b9a\u3092\u8abf\u6574\u3057\u305f\u3068\u3053\u308d\u3001\u5f85\u3061\u6642\u9593\u306f80\u30df\u30ea\u79d2\u306b\u77ed\u7e2e\u3055\u308c\u307e\u3057\u305f\u3002\u554f\u984c\u306f\u89e3\u6c7a\u3057\u305f\u3002.<\/p>\n

\u3053\u306e\u51fa\u6765\u4e8b\u306f\u3001\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3068V2X\u8def\u5074\u6a5f\u304c\u3069\u306e\u3088\u3046\u306b\u9023\u643a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u304b\u3001\u79c1\u306e\u76ee\u3092\u958b\u304b\u305b\u305f\u3002\u4eca\u65e5\u306f\u3001\u73fe\u5834\u304b\u3089\u306e\u5b9f\u8df5\u7684\u306a\u6d1e\u5bdf\u3092\u7d39\u4ecb\u3057\u3088\u3046\u3002.<\/p>\n

V2X\u304c\u5b9f\u969b\u306b\u89e3\u6c7a\u3059\u308b\u554f\u984c\u3068\u306f<\/h2>\n

\u307e\u305aV2X\u306e\u610f\u5473\u304b\u3089\u8aac\u660e\u3057\u3088\u3046\u3002V2V\uff08\u8eca\u5bfe\u8eca\uff09\u3001V2I\uff08\u8eca\u5bfe\u30a4\u30f3\u30d5\u30e9\uff09\u3001V2P\uff08\u8eca\u5bfe\u6b69\u884c\u8005\uff09\u3001V2N\uff08\u8eca\u5bfe\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff09\u304cVehicle-to-Everything\u306b\u542b\u307e\u308c\u308b\u3002.<\/p>\n

\u81ea\u5f8b\u8d70\u884c\u8eca\u306b\u306f\u3059\u3067\u306bLiDAR\u3001\u30ab\u30e1\u30e9\u3001\u30df\u30ea\u6ce2\u30ec\u30fc\u30c0\u30fc\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u306e\u306b\u3001\u306a\u305cV2X\u304c\u5fc5\u8981\u306a\u306e\u304b\u3068\u601d\u3046\u4eba\u3082\u3044\u308b\u3060\u308d\u3046\u3002\u73fe\u5b9f\u554f\u984c\u3068\u3057\u3066\u3001\u8eca\u8f09\u30bb\u30f3\u30b5\u30fc\u306e\u901a\u4fe1\u8ddd\u96e2\u306f\u9650\u3089\u308c\u3066\u3044\u308b\u3002LiDAR\u306e\u6700\u5927\u5230\u9054\u8ddd\u96e2\u306f200\uff5e300\u30e1\u30fc\u30c8\u30eb\u3060\u3002\u30ab\u30fc\u30d6\u3084\u5742\u9053\u3001\u969c\u5bb3\u7269\u304c\u52a0\u308f\u308b\u3068\u3001\u305d\u306e\u7bc4\u56f2\u306f\u6025\u901f\u306b\u72ed\u307e\u308b\u3002.<\/p>\n

V2X\u306f\u898b\u901a\u3057\u7dda\u306e\u5236\u9650\u3092\u7a81\u7834\u3059\u308b\u3002\u4ea4\u5dee\u70b9\u306b\u8def\u5074\u6a5f\u3092\u8a2d\u7f6e\u3059\u308b\u3068\u3001\u4fe1\u53f7\u6a5f\u306e\u72b6\u614b\u3001\u8eca\u4e21\u306e\u4f4d\u7f6e\u3001\u6b69\u884c\u8005\u306e\u4f4d\u7f6e\u3092\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3059\u308b\u3002\u8eca\u4e21\u306f\u3053\u306e\u60c5\u5831\u3092\u6570\u767e\u30e1\u30fc\u30c8\u30eb\u5148\u3067\u53d7\u4fe1\u3057\u3001\u305d\u308c\u306b\u5fdc\u3058\u3066\u8a08\u753b\u3092\u7acb\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<\/p>\n

\u3082\u3046\u4e00\u3064\u306e\u91cd\u8981\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306f\u3001\u6b7b\u89d2\u8b66\u544a\u3067\u3042\u308b\u3002\u524d\u65b9\u306e\u8eca\u4e21\u304c\u6025\u30d6\u30ec\u30fc\u30ad\u3092\u304b\u3051\u308b\u3068\u3001V2X\u3092\u4ecb\u3057\u3066\u305d\u306e\u30a4\u30d9\u30f3\u30c8\u304c\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3055\u308c\u308b\u3002\u5f8c\u7d9a\u8eca\u4e21\u306f\u3001\u30c8\u30e9\u30c3\u30af\u306b\u906e\u3089\u308c\u305f\u3068\u3057\u3066\u3082\u8b66\u544a\u3092\u53d7\u3051\u308b\u3002\u9ad8\u901f\u9053\u8def\u3067\u306f\u975e\u5e38\u306b\u4fbf\u5229\u3060\u3002.<\/p>\n

\u305d\u3057\u3066\u30d7\u30e9\u30c8\u30a5\u30fc\u30cb\u30f3\u30b0\u3060\u3002\u8907\u6570\u306e\u81ea\u5f8b\u8d70\u884c\u8eca\u4e21\u304cV2X\u901a\u4fe1\u3092\u901a\u3058\u3066\u968a\u5217\u3092\u7dad\u6301\u3057\u3001\u901f\u5ea6\u5909\u66f4\u3092\u540c\u671f\u3055\u305b\u308b\u3002\u3042\u308b\u3044\u306f\u4ea4\u5dee\u70b9\u3067\u306f\u3001\u5f93\u6765\u306e\u4fe1\u53f7\u6a5f\u3088\u308a\u3082\u52b9\u7387\u7684\u306aV2X\u3092\u901a\u3058\u3066\u3001\u8eca\u4e21\u304c\u9032\u8def\u4ea4\u6e09\u3092\u884c\u3046\u3002.<\/p>\n

\u3053\u308c\u3089\u306e\u30b7\u30ca\u30ea\u30aa\u306f\u3059\u3079\u3066\u3001\u8def\u5074\u6a5f\u3068\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306b\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3092\u5fc5\u8981\u3068\u3059\u308b\u3002.<\/p>\n

DSRC\u3068C-V2X\u6280\u8853\u306e\u9078\u629e<\/h2>\n

\"22abdcfbc38f51d400dee35acc8f78ac\"<\/p>\n

 <\/p>\n

 <\/p>\n

V2X\u306b\u306f2\u3064\u306e\u7af6\u5408\u898f\u683c\u304c\u3042\u308b\uff1aDSRC\u3068C-V2X\u3060\u3002DSRC\u306f\u5317\u7c73\u3067\u666e\u53ca\u3057\u3066\u3044\u308bWiFi\u6280\u8853\u3092\u30d9\u30fc\u30b9\u306b\u3057\u3066\u3044\u308b\u3002C-V2X\u306f\u30bb\u30eb\u30e9\u30fc\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6280\u8853\u3092\u6d3b\u7528\u3057\u3001\u4e2d\u56fd\u3084\u30e8\u30fc\u30ed\u30c3\u30d1\u3067\u666e\u53ca\u3057\u3066\u3044\u308b\u3002.<\/p>\n

C-V2X\u306f2\u3064\u306e\u30e2\u30fc\u30c9\u3067\u52d5\u4f5c\u3059\u308b\u3002Uu\u30e2\u30fc\u30c9\u306f\u3001\u8eca\u4e21\u9593\u901a\u4fe1\u306b4G\/5G\u57fa\u5730\u5c40\u3092\u4f7f\u7528\u3059\u308b\u3002PC5\u30e2\u30fc\u30c9\u306f\u3001\u30bb\u30eb\u30e9\u30fc\u30a4\u30f3\u30d5\u30e9\u3092\u30d0\u30a4\u30d1\u30b9\u3057\u3066\u3001\u8eca\u4e21\u9593\u307e\u305f\u306f\u8eca\u4e21\u3068\u8def\u5074\u6a5f\u9593\u306e\u76f4\u63a5\u901a\u4fe1\u3092\u53ef\u80fd\u306b\u3059\u308b\u3002.<\/p>\n

\u885d\u7a81\u8b66\u544a\u3084\u4ea4\u5dee\u70b9\u7ba1\u7406\u306e\u3088\u3046\u306a\u30b3\u30a2V2X\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001PC5\u30c0\u30a4\u30ec\u30af\u30c8\u30e2\u30fc\u30c9\u306b\u4f9d\u5b58\u3057\u3066\u3044\u308b\u3002\u30bb\u30eb\u30e9\u30fc\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3067\u306f\u3001\u5f85\u3061\u6642\u9593\u306e\u8981\u4ef6\u304c\u53b3\u3057\u3059\u304e\u307e\u3059\u3002PC5\u306f\u7406\u8ad6\u7684\u306b\u306f20ms\u4ee5\u4e0b\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002.<\/p>\n

PC5\u306b\u306f\u5c02\u7528\u306e\u5468\u6ce2\u6570\u5e2f\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002\u4e2d\u56fd\u306f5905-5925MHz\u3092V2X\u5c02\u7528\u306b20MHz\u306e\u5e2f\u57df\u5e45\u3067\u5272\u308a\u5f53\u3066\u3066\u3044\u308b\u3002.<\/p>\n

C-V2X\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306b\u306f\u3001\u5c02\u7528\u306eC-V2X\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u5fc5\u8981\u3067\u3059\u3002\u3053\u308c\u3089\u306f\u3001\u3069\u3061\u3089\u30823GPP\u6a19\u6e96\u306b\u6e96\u62e0\u3057\u3066\u3044\u308b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u6a19\u6e96\u7684\u306a4G\/5G\u30e2\u30b8\u30e5\u30fc\u30eb\u3068\u306f\u7570\u306a\u308a\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u30fb\u30b9\u30bf\u30c3\u30af\u304c\u7570\u306a\u308b\u3002C-V2X\u30c1\u30c3\u30d7\u30bb\u30c3\u30c8\u306e\u4e3b\u306a\u30d7\u30ec\u30fc\u30e4\u30fc\u306b\u306f\u3001\u30af\u30a2\u30eb\u30b3\u30e0\u3001HiSilicon\u3001Datang Telecom\u306a\u3069\u304c\u3042\u308b\u3002.<\/p>\n

\u4e00\u90e8\u306e\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u30014G\/5G\u3068C-V2X\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u4e21\u65b9\u3092\u7d71\u5408\u3057\u3066\u3044\u308b\u30024G\/5G\u306f\u3001\u8eca\u4e21-\u30af\u30e9\u30a6\u30c9\u63a5\u7d9a\u7528\u306eUu\u30e2\u30fc\u30c9\u3092\u51e6\u7406\u3059\u308b\u3002C-V2X\u306f\u3001\u8eca\u4e21-\u30a4\u30f3\u30d5\u30e9\u304a\u3088\u3073\u8eca\u4e21-\u8eca\u4e21\u30ea\u30f3\u30af\u306ePC5\u3092\u51e6\u7406\u3057\u307e\u3059\u3002\u5404\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u6a5f\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u3002.<\/p>\n

\u5225\u306e\u8a2d\u8a08\u3067\u306f\u3001Uu \u3068 PC5 \u306e\u4e21\u65b9\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30c7\u30e5\u30a2\u30eb\u30e2\u30fc\u30c9\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3002\u30b3\u30b9\u30c8\u3092\u7bc0\u7d04\u3067\u304d\u308b\u304c\u3001\u6027\u80fd\u306f\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u3068\u306a\u308b\u3002.<\/p>\n

\u30ed\u30fc\u30c9\u30b5\u30a4\u30c9\u30fb\u30e6\u30cb\u30c3\u30c8\u306e\u5c55\u958b\u6226\u7565<\/h2>\n

 <\/p>\n

\"6e4631526893ea3d1a697627559f9f04\"<\/p>\n

 <\/p>\n

\u30ed\u30fc\u30c9\u30b5\u30a4\u30c9\u30fb\u30e6\u30cb\u30c3\u30c8\u3092\u3069\u3053\u306b\u3001\u3069\u306e\u3088\u3046\u306b\u914d\u7f6e\u3059\u308b\u304b\u306f\u3001\u901a\u4fe1\u6027\u80fd\u306b\u5287\u7684\u306b\u5f71\u97ff\u3059\u308b\u3002.<\/p>\n

\u4fe1\u53f7\u4ea4\u5dee\u70b9\u306f\u6700\u3082\u4e00\u822c\u7684\u306a\u914d\u5099\u3067\u3042\u308b\u3002<\/strong>. .RSU\u306f\u901a\u5e38\u3001\u9ad8\u30555\uff5e8\u30e1\u30fc\u30c8\u30eb\u306e\u4fe1\u53f7\u67f1\u306b\u53d6\u308a\u4ed8\u3051\u3089\u308c\u308b\u3002RSU\u306f\u4ea4\u901a\u4fe1\u53f7\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306b\u63a5\u7d9a\u3057\u3001\u73fe\u5728\u306e\u4f4d\u76f8\uff08\u8d64\u304b\u9752\u304b\uff09\u3068\u30ab\u30a6\u30f3\u30c8\u30c0\u30a6\u30f3\u30fb\u30bf\u30a4\u30de\u30fc\u3092\u6c7a\u5b9a\u3059\u308b\u3002\u3053\u306e\u60c5\u5831\u306fC-V2X\u7d4c\u7531\u3067\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3055\u308c\u308b\u3002.<\/p>\n

\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30fb\u30ec\u30fc\u30c8\u306f\u901a\u5e3810Hz\u3001\u3064\u307e\u308a100\u30df\u30ea\u79d2\u3054\u3068\u306b1\u30e1\u30c3\u30bb\u30fc\u30b8\u3002\u30e1\u30c3\u30bb\u30fc\u30b8\u5185\u5bb9\u306b\u306f\u3001\u4ea4\u5dee\u70b9ID\u3001\u4fe1\u53f7\u4f4d\u76f8\u3001\u30ab\u30a6\u30f3\u30c8\u30c0\u30a6\u30f3\u3001\u8eca\u7dda\u60c5\u5831\u304c\u542b\u307e\u308c\u308b\u3002\u30e1\u30c3\u30bb\u30fc\u30b8\u30fb\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306fSAE J2735\u6a19\u6e96\u3001\u7279\u306bSPAT\uff08\u4fe1\u53f7\u4f4d\u76f8\u3068\u30bf\u30a4\u30df\u30f3\u30b0\uff09\u306b\u5f93\u3046\u3002.<\/p>\n

\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306fSPAT\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u53d7\u4fe1\u3059\u308b\u3068\u3001\u89e3\u6790\u3001\u691c\u8a3c\u3092\u884c\u3044\u3001\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306b\u8ee2\u9001\u3059\u308b\u3002\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306f\u3001\u4fe1\u53f7\u306e\u72b6\u614b\u306b\u57fa\u3065\u3044\u3066\u4ea4\u5dee\u70b9\u306e\u6a2a\u65ad\u3092\u6c7a\u5b9a\u3059\u308b\u3002.<\/p>\n

\u9ad8\u901f\u9053\u8def\u3078\u306e\u914d\u5099\u306f2\u756a\u76ee\u306e\u4e3b\u8981\u30ab\u30c6\u30b4\u30ea\u30fc\u3067\u3042\u308b\u3002<\/strong>. .RSU\u306f\u3001\u6025\u30ab\u30fc\u30d6\u3001\u9577\u3044\u4e0b\u308a\u5742\u3001\u30c8\u30f3\u30cd\u30eb\u306e\u5165\u308a\u53e3\u306a\u3069\u3001\u4e8b\u6545\u306e\u8d77\u3053\u308a\u3084\u3059\u3044\u533a\u9593\u306b\u8a2d\u7f6e\u3055\u308c\u308b\u3002\u9053\u8def\u72b6\u6cc1\u3001\u5929\u5019\u306e\u6700\u65b0\u60c5\u5831\u3001\u6e0b\u6ede\u8b66\u5831\u306a\u3069\u3092\u653e\u9001\u3059\u308b\u3002.<\/p>\n

\u9ad8\u901f\u9053\u8def\u3067\u306f\u3001\u3088\u308a\u9577\u3044\u901a\u4fe1\u8ddd\u96e2\u304c\u8981\u6c42\u3055\u308c\u308b\u3002\u6a19\u6e96\u7684\u306a RSU \u306e\u6709\u52b9\u7bc4\u56f2\u306f 300-500 \u30e1\u30fc\u30c8\u30eb\u3067\u3042\u308b\u3002\u9ad8\u901f\u9053\u8def\u3067\u306f800\u30e1\u30fc\u30c8\u30eb\u304b\u30891\u30ad\u30ed\u30e1\u30fc\u30c8\u30eb\u306e\u7bc4\u56f2\u304c\u5fc5\u8981\u306b\u306a\u308b\u3002\u3064\u307e\u308a\u3001\u30a2\u30f3\u30c6\u30ca\u306e\u4ed5\u69d8\u3068\u9001\u4fe1\u51fa\u529b\u304c\u9ad8\u304f\u306a\u308b\u3002.<\/p>\n

\u30ad\u30e3\u30f3\u30d1\u30b9\u3068\u9271\u696d\u306f\u7b2c3\u306e\u30ab\u30c6\u30b4\u30ea\u30fc\u306b\u5c5e\u3059\u308b\u3002<\/strong>. .\u3053\u306e\u3088\u3046\u306a\u9589\u3056\u3055\u308c\u305f\u74b0\u5883\u3067\u306f\u3001\u4e00\u822c\u7684\u306b\u9ad8\u5bc6\u5ea6\u306e RSU \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u5c55\u958b\u3055\u308c\u308b\u3002\u4ea4\u901a\u4fe1\u53f7\u3084\u8b66\u544a\u3060\u3051\u3067\u306a\u304f\u3001RSU\u306f\u914d\u8eca\u3092\u8abf\u6574\u3059\u308b\u3002\u5404\u8eca\u4e21\u306e\u4f4d\u7f6e\u3068\u901f\u5ea6\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u3067\u3001RSU\u306f\u4ea4\u901a\u306e\u6d41\u308c\u3092\u8abf\u6574\u3057\u3001\u885d\u7a81\u3092\u9632\u304e\u307e\u3059\u3002.<\/p>\n

\u9589\u9396\u74b0\u5883 RSU \u306f\u901a\u5e38\u3001\u96c6\u4e2d\u914d\u8eca\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u63a5\u7d9a\u3059\u308b\u3002\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f RSU \u306e\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3092\u53d7\u4fe1\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u901a\u884c\u6a29\u306e\u8981\u6c42\u3084\u7570\u5e38\u306e\u5831\u544a\u306a\u3069\u3001\u7a4d\u6975\u7684\u306b RSU \u306b\u9001\u4fe1\u3059\u308b\u3002.<\/p>\n

\u30d7\u30ed\u30c8\u30b3\u30eb\u30fb\u30b9\u30bf\u30c3\u30af\u306e\u8a73\u7d30<\/h2>\n

C-V2X\u306ePC5\u30e2\u30fc\u30c9\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u30fb\u30b9\u30bf\u30c3\u30af\uff1a<\/p>\n

\u7269\u7406\u5c64\u3068MAC\u5c64<\/strong> \u306f\u3001LTE \u6280\u8853\u306b\u7279\u5316\u3057\u305f\u6700\u9069\u5316\u6a5f\u80fd\u3092\u6d3b\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u57fa\u5730\u5c40\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u3092\u5fc5\u8981\u3068\u3059\u308b\u5f93\u6765\u306eLTE\u3068\u306f\u7570\u306a\u308a\u3001PC5\u306f\u4e2d\u592e\u30ce\u30fc\u30c9\u3092\u6301\u305f\u306a\u3044\u5206\u6563\u578b\u3067\u3059\u3002\u30c7\u30d0\u30a4\u30b9\u306f\u30bb\u30f3\u30b7\u30f3\u30b0\u3068\u30ea\u30bd\u30fc\u30b9\u4e88\u7d04\u3092\u901a\u3058\u3066\u81ea\u5f8b\u7684\u306b\u9001\u4fe1\u6a5f\u4f1a\u3092\u9078\u629e\u3057\u307e\u3059\u3002.<\/p>\n

\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64\u3068\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64<\/strong> \u901a\u5e38\u3001V2X\u30e1\u30c3\u30bb\u30fc\u30b8\u306fUDP\u3067\u30ab\u30d7\u30bb\u30eb\u5316\u3055\u308c\u308b\u3002TCP\u3082\u53ef\u80fd\u3060\u304c\u3001UDP\u306e\u65b9\u304c\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u8981\u4ef6\u306b\u9069\u3057\u3066\u3044\u308b\u3002IP\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u81a8\u5927\u306a\u6570\u306eV2X\u30c7\u30d0\u30a4\u30b9\u3092\u8003\u616e\u3057\u3001\u901a\u5e38\u306fIPv6\u3092\u63a1\u7528\u3059\u308b\u3002.<\/p>\n

\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64<\/strong> \u306b\u306f\u3001\u5b9f\u969b\u306eV2X\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u304c\u542b\u307e\u308c\u308b\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u898f\u683c\u306f\u3001SAE J2735\u3068ISO TS 19091\u3067\u3042\u308b\u3002\u3053\u308c\u3089\u306f\u30e1\u30c3\u30bb\u30fc\u30b8\u30bf\u30a4\u30d7\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u308b\uff1aBSM\uff08\u57fa\u672c\u5b89\u5168\u30e1\u30c3\u30bb\u30fc\u30b8\uff09\u3001SPAT\uff08\u4fe1\u53f7\u4f4d\u76f8\uff09\u3001MAP\uff08\u5730\u56f3\u30c7\u30fc\u30bf\uff09\u3001RSI\uff08\u8def\u5074\u60c5\u5831\uff09\u3001RSM\uff08\u8def\u5074\u30e6\u30cb\u30c3\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\uff09\u3002.<\/p>\n

\u5404\u30e1\u30c3\u30bb\u30fc\u30b8\u30bf\u30a4\u30d7\u306b\u306f\u8a73\u7d30\u306a\u30c7\u30fc\u30bf\u69cb\u9020\u306e\u5b9a\u7fa9\u304c\u3042\u308b\u3002\u4f8b\u3048\u3070BSM\u306b\u306f\u3001\u8eca\u4e21ID\u3001\u4f4d\u7f6e\u3001\u901f\u5ea6\u3001\u65b9\u4f4d\u3001\u52a0\u901f\u5ea6\u3001\u5bf8\u6cd5\u3001\u65b9\u5411\u6307\u793a\u5668\u306e\u72b6\u614b\u304c\u542b\u307e\u308c\u308b\u3002\u30c7\u30fc\u30bf\u306fASN.1\u5f62\u5f0f\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u3001\u304a\u3088\u305d200\uff5e400\u30d0\u30a4\u30c8\u306b\u5727\u7e2e\u3055\u308c\u308b\u3002.<\/p>\n

\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u304cV2X\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u53d7\u4fe1\u3059\u308b\u3068\u3001\u3044\u304f\u3064\u304b\u306e\u30bf\u30b9\u30af\u304c\u5b9f\u884c\u3055\u308c\u308b\uff1a<\/p>\n

\u307e\u305a\u3001\u30c7\u30b3\u30fc\u30c9\u3068\u691c\u8a3c\u3067\u3042\u308b\u3002<\/strong>. .\u30e1\u30c3\u30bb\u30fc\u30b8\u30fb\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u6b63\u3057\u3055\u3068\u30c7\u30fc\u30bf\u306e\u5b8c\u5168\u6027\u3092\u691c\u8a3c\u3059\u308b\u3002\u6697\u53f7\u5316\u3055\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u5fa9\u53f7\u5316\u304c\u5fc5\u8981\u3002.<\/p>\n

2\u3064\u76ee\u306f\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u306e\u691c\u8a3c<\/strong>. .\u3059\u3079\u3066\u306eV2X\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u3092\u6301\u3064\u3002\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u304c\u59a5\u5f53\u306a\u7bc4\u56f2\u5185\u306b\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002\u73fe\u5728\u6642\u523b\u3068\u306e\u4e56\u96e2\u304c\u5927\u304d\u3044\u5834\u5408\u306f\u3001\u30ea\u30d7\u30ec\u30a4\u653b\u6483\u306e\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

3\u3064\u76ee\u306f\u4f4d\u7f6e\u60c5\u5831\u306b\u57fa\u3065\u304f\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0<\/strong>. .\u8eca\u4e21\u306f RSU \u3084\u5468\u8fba\u8eca\u4e21\u304b\u3089\u540c\u6642\u306b\u6570\u5341\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u53d7\u4fe1\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u3059\u3079\u3066\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u95a2\u9023\u6027\u304c\u3042\u308b\u3068\u306f\u9650\u3089\u306a\u3044\u3002\u4f4d\u7f6e\u306b\u57fa\u3065\u3044\u3066\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3002\u4f8b\u3048\u3070\u3001\u6771\u306b\u5411\u304b\u3046\u8eca\u4e21\u306f\u897f\u306e\u4ea4\u5dee\u70b9\u304b\u3089\u306e\u4fe1\u53f7\u6a5f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u7121\u8996\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<\/p>\n

4\u756a\u76ee\u306f\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3078\u306e\u8ee2\u9001<\/strong>. .\u6709\u7528\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3092\u901a\u3057\u3066\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306b\u8ee2\u9001\u3059\u308b\u3002\u8ee2\u9001\u306b\u306f\u3001ASN.1\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092JSON\u3084Protobuf\u306b\u5909\u63db\u3057\u3066\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u51e6\u7406\u3092\u5bb9\u6613\u306b\u3059\u308b\u306a\u3069\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u5909\u63db\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308b\u3002.<\/p>\n

\u3053\u306e\u30b7\u30fc\u30b1\u30f3\u30b9\u5168\u4f53\u306f\u3001\u901a\u5e3810\u30df\u30ea\u79d2\u4ee5\u4e0b\u3068\u3044\u3046\u6975\u3081\u3066\u77ed\u3044\u6642\u9593\u3067\u5b8c\u4e86\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u305d\u3046\u3067\u306a\u3051\u308c\u3070\u3001\u30a8\u30a2\u30fb\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u4f1d\u9001\u3068\u30c9\u30e1\u30a4\u30f3\u30fb\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u51e6\u7406\u6642\u9593\u304c\u52a0\u308f\u308a\u3001\u30c8\u30fc\u30bf\u30eb\u306e\u5f85\u3061\u6642\u9593\u306f\u9650\u754c\u3092\u8d85\u3048\u3066\u3057\u307e\u3046\u3002.<\/p>\n

\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u4e88\u7b97\u306e\u5272\u308a\u5f53\u3066<\/h2>\n

V2X\u901a\u4fe1\u3067\u306f\u3001\u30a8\u30f3\u30c9\u30fb\u30c4\u30fc\u30fb\u30a8\u30f3\u30c9\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u304c\u53b3\u3057\u304f\u8981\u6c42\u3055\u308c\u308b\u3002RSU\u306e\u9001\u4fe1\u304b\u3089\u8eca\u4e21\u306e\u53d7\u4fe1\u3068\u5fdc\u7b54\u307e\u3067\u3001\u5b8c\u5168\u306a\u30c1\u30a7\u30fc\u30f3\u306f100\u30df\u30ea\u79d2\u672a\u6e80\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u885d\u7a81\u8b66\u544a\u306e\u3088\u3046\u306a\u3044\u304f\u3064\u304b\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u300150\u30df\u30ea\u79d2\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n

\u305d\u306e100ms\u306e\u4e88\u7b97\u3092\u3069\u3046\u914d\u5206\u3059\u308b\u304b\uff1f<\/p>\n

RSU\u5185\u90e8\u51e6\u7406\uff1a5-10ms<\/strong>. .\u4ea4\u901a\u4fe1\u53f7\u306e\u53d7\u4fe1\u3084\u30c7\u30fc\u30bf\u306e\u53ce\u96c6\u304b\u3089\u3001\u30a8\u30f3\u30b3\u30fc\u30c9\u3001\u30d1\u30c3\u30b1\u30fc\u30b8\u30f3\u30b0\u3001V2X\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u9001\u4fe1\u307e\u3067\u3002.<\/p>\n

\u30a8\u30a2\u30fb\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u4f1d\u9001\uff1a10-20ms<\/strong>. .PC5\u30e2\u30fc\u30c9\u306f\u7406\u8ad6\u4e0a\u306e\u5f85\u3061\u6642\u9593\u306f\u5c11\u306a\u3044\u304c\u3001\u5b9f\u969b\u306e\u6027\u80fd\u306f\u30c1\u30e3\u30cd\u30eb\u306e\u54c1\u8cea\u3001\u30ea\u30bd\u30fc\u30b9\u306e\u7af6\u5408\u3001\u518d\u9001\u306b\u3088\u3063\u3066\u5909\u5316\u3059\u308b\u3002.<\/p>\n

\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306e\u53d7\u4fe1\u3068\u51e6\u740610-15\u30df\u30ea\u79d2<\/strong>. .RF\u53d7\u4fe1\u304b\u3089\u30c7\u30b3\u30fc\u30c9\u3001\u691c\u8a3c\u3001\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3001\u8ee2\u9001\u307e\u3067\u3002.<\/p>\n

\u8eca\u8f09\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u4f1d\u9001\uff1a5-10ms<\/strong>. .\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3078\u306e\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3002.<\/p>\n

\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u51e6\u740630-50\u30df\u30ea\u79d2<\/strong>. .\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u89e3\u6790\u3001\u77e5\u899a\u7d50\u679c\u3068\u306e\u878d\u5408\u3001\u30d7\u30e9\u30f3\u30cb\u30f3\u30b0\u306e\u6c7a\u5b9a\u3002.<\/p>\n

\u5b9f\u884c\u5f85\u3061\u6642\u9593\uff1a10-20ms<\/strong>. .\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u304b\u3089\u30c9\u30e9\u30a4\u30d6\u30fb\u30d0\u30a4\u30fb\u30ef\u30a4\u30e4\u30fb\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u5236\u5fa1\u30b3\u30de\u30f3\u30c9\u3001\u305d\u3057\u3066\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u5fdc\u7b54\u3002.<\/p>\n

\u30c1\u30a7\u30fc\u30f3\u306e\u3069\u306e\u30ea\u30f3\u30af\u3082\u53b3\u5bc6\u306a\u5236\u5fa1\u304c\u5fc5\u8981\u3060\u3002\u8eca\u4e21\u306e\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f10-15\u30df\u30ea\u79d2\u3057\u304b\u8003\u616e\u3057\u306a\u3044\u304c\u3001\u6c17\u3092\u629c\u304f\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u3002\u7279\u306b\u9ad8\u8ca0\u8377\u306e\u5834\u5408\u3001\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u304c\u3064\u3044\u3066\u3044\u3051\u306a\u3044\u3068\u30ec\u30a4\u30c6\u30f3\u30b7\u304c\u6025\u5897\u3059\u308b\u3002.<\/p>\n

\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306e\u51e6\u7406\u5f85\u3061\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u65b9\u6cd5\u306b\u306f\u3001\u5c02\u7528\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30fb\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u304c\u3042\u308a\u307e\u3059\u3002V2X\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30c7\u30b3\u30fc\u30c9\u3068\u691c\u8a3c\u3092FPGA\u307e\u305f\u306fASIC\u306b\u5b9f\u88c5\u3059\u308b\u3002\u307e\u305f\u3001\u30bc\u30ed\u30b3\u30d4\u30fc\u3001\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u3001\u30ed\u30c3\u30af\u30d5\u30ea\u30fc\u30ad\u30e5\u30fc\u3092\u4f7f\u7528\u3057\u3066\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u6700\u9069\u5316\u3057\u3001\u30c7\u30fc\u30bf\u79fb\u52d5\u3068\u5f85\u3061\u6642\u9593\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u307e\u3059\u3002.<\/p>\n

\u30e1\u30c3\u30bb\u30fc\u30b8\u8a8d\u8a3c\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fb\u30e1\u30ab\u30cb\u30ba\u30e0<\/h2>\n

V2X\u901a\u4fe1\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u7d76\u5bfe\u306b\u6b20\u304b\u305b\u306a\u3044\u3002\u653b\u6483\u8005\u304c\u300c\u524d\u65b9\u306b\u969c\u5bb3\u7269\u3042\u308a\u300d\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u507d\u9020\u3059\u308c\u3070\u3001\u305d\u308c\u3092\u53d7\u4fe1\u3057\u305f\u8eca\u4e21\u306f\u6025\u30d6\u30ec\u30fc\u30ad\u3092\u304b\u3051\u3001\u8ffd\u7a81\u4e8b\u6545\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u4fe1\u53f7\u6a5f\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u507d\u9020\u3057\u3001\u8d64\u306a\u306e\u306b\u9752\u3060\u3068\u601d\u308f\u305b\u308b\u3053\u3068\u306f\u3001\u3055\u3089\u306b\u60aa\u3044\u7d50\u679c\u3092\u62db\u304d\u307e\u3059\u3002.<\/p>\n

V2X\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fb\u30e1\u30ab\u30cb\u30ba\u30e0\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002\u4e2d\u56fd\u3068\u6b27\u5dde\u306f\u3001PKI\uff08\u516c\u958b\u9375\u57fa\u76e4\uff09\u306b\u57fa\u3065\u304fV2X\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u3092\u78ba\u7acb\u3057\u3066\u3044\u308b\u3002.<\/p>\n

\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3084RSU\u3092\u542b\u3080\u3059\u3079\u3066\u306eV2X\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u30c7\u30b8\u30bf\u30eb\u8a3c\u660e\u66f8\u3092\u4fdd\u6301\u3057\u3066\u3044\u308b\u3002V2X\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u4fe1\u3059\u308b\u969b\u3001\u30c7\u30d0\u30a4\u30b9\u306f\u79d8\u5bc6\u9375\u3067\u7f72\u540d\u3057\u307e\u3059\u3002\u53d7\u4fe1\u8005\u306f\u8a3c\u660e\u66f8\u3092\u4f7f\u7528\u3057\u3066\u7f72\u540d\u3092\u691c\u8a3c\u3057\u3001\u6539\u3056\u3093\u3055\u308c\u3066\u3044\u306a\u3044\u6b63\u5f53\u306a\u30c7\u30d0\u30a4\u30b9\u304b\u3089\u767a\u4fe1\u3055\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002.<\/p>\n

\u3057\u304b\u3057\u3001\u3053\u3053\u306b\u306f\u77db\u76fe\u304c\u3042\u308b\u3002\u30c7\u30b8\u30bf\u30eb\u7f72\u540d\u306e\u751f\u6210\u3068\u691c\u8a3c\u306b\u306f\u6697\u53f7\u6f14\u7b97\u304c\u5fc5\u8981\u3067\u3042\u308a\u3001\u305d\u308c\u306b\u306f\u6642\u9593\u304c\u304b\u304b\u308b\u3002256\u30d3\u30c3\u30c8\u306eECDSA\u7f72\u540d\u3092\u691c\u8a3c\u3059\u308b\u306b\u306f\u3001\u6a19\u6e96\u7684\u306aCPU\u3067\u6570\u30df\u30ea\u79d2\u304b\u304b\u308b\u3002\u8eca\u4e21\u306f1\u79d2\u9593\u306b\u6570\u767e\u306eV2X\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u51e6\u7406\u3059\u308b\u3002\u305d\u306e\u4e00\u3064\u4e00\u3064\u3092\u691c\u8a3c\u3057\u3066\u3044\u3066\u306f\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u30fb\u30d0\u30b8\u30a7\u30c3\u30c8\u304c\u5439\u3063\u98db\u3093\u3067\u3057\u307e\u3046\u3002.<\/p>\n

\u89e3\u6c7a\u7b56\u306f\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30fb\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u3060\u3002\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306b\u306f\u3001\u4e26\u5217\u7f72\u540d\u691c\u8a3c\u304c\u53ef\u80fd\u306a\u5c02\u7528\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fb\u30c1\u30c3\u30d7\u307e\u305f\u306f\u6697\u53f7\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30bf\u304c\u5fc5\u8981\u3067\u3059\u3002\u30af\u30a2\u30eb\u30b3\u30e0\u306eV2X\u30c1\u30c3\u30d7\u30bb\u30c3\u30c8\u3068HiSilicon Balong 5000\u30b7\u30ea\u30fc\u30ba\u306f\u3001\u3053\u306e\u6697\u53f7\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3092\u7d71\u5408\u3057\u3066\u3044\u308b\u3002.<\/p>\n

\u3082\u3046\u4e00\u3064\u306e\u554f\u984c\u306f\u3001\u8a3c\u660e\u66f8\u306e\u7ba1\u7406\u3067\u3042\u308b\u3002V2X\u306e\u8a3c\u660e\u66f8\u306f\u9577\u6301\u3061\u3057\u306a\u3044\u3002\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u305f\u3081\u3001\u5404\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u671f\u9650\u306f\u901a\u5e38\u6570\u5206\u304b\u3089\u6570\u6642\u9593\u3067\u3042\u308b\u3002\u8eca\u4e21\u306f\u8a3c\u660e\u66f8\u306e\u30d0\u30c3\u30c1\u3092\u643a\u5e2f\u3057\u3001\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u4f7f\u7528\u3059\u308b\u3002\u6b8b\u91cf\u304c\u5c11\u306a\u304f\u306a\u308b\u3068\u3001\u8eca\u4e21\u306f\u8a3c\u660e\u66f8\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u306b\u65b0\u3057\u3044\u8a3c\u660e\u66f8\u3092\u8981\u6c42\u3059\u308b\u3002.<\/p>\n

\u3053\u306e\u8a3c\u660e\u66f8\u8981\u6c42\u304a\u3088\u3073\u66f4\u65b0\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u304c4G\/5G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4ecb\u3057\u3066\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30b7\u30b9\u30c6\u30e0\u3068\u901a\u4fe1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u305d\u306e\u305f\u3081\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u3001V2X\u30e1\u30c3\u30bb\u30fc\u30b8\u30f3\u30b0\u7528\u306ePC5\u30e2\u30fc\u30c9\u3068\u8a3c\u660e\u66f8\u7ba1\u7406\u7528\u306eUu\u30e2\u30fc\u30c9\u306e\u4e21\u65b9\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u3053\u306e2\u3064\u306e\u6a5f\u80fd\u306f\u9023\u643a\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002.<\/p>\n

\u30ab\u30d0\u30fc\u7bc4\u56f2\u3068\u901a\u4fe1\u4fe1\u983c\u6027<\/h2>\n

\"517f424f0c5a30e996299d8a6a139b59\"<\/p>\n

RSU\u306e\u6709\u52b9\u901a\u4fe1\u8ddd\u96e2\u306f\u901a\u5e38300\uff5e500\u30e1\u30fc\u30c8\u30eb\u3002\u3057\u304b\u3057\u3001\u3053\u308c\u306f\u7406\u60f3\u7684\u306a\u6761\u4ef6\u3067\u3042\u308b\u3002\u5b9f\u969b\u306e\u4f7f\u7528\u3067\u306f\u591a\u304f\u306e\u5236\u7d04\u304c\u3042\u308b\u3002.<\/p>\n

\u5efa\u7269\u306e\u59a8\u5bb3\u304c\u6700\u5927\u306e\u554f\u984c<\/strong>. .\u9ad8\u5c64\u30d3\u30eb\u304c\u7acb\u3061\u4e26\u3076\u90fd\u5e02\u74b0\u5883\u3067\u306f\u3001V2X \u4fe1\u53f7\u304c\u906e\u3089\u308c\u305f\u308a\u53cd\u5c04\u3057\u305f\u308a\u3059\u308b\u3002\u4ea4\u5dee\u70b9\u3092\u66f2\u304c\u308b\u8eca\u4e21\u306f\u3001\u5efa\u7269\u304c\u8996\u7dda\u3092\u906e\u308b\u3068\u3001RSU\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5931\u3046\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/p>\n

\u89e3\u6c7a\u7b56\u306f\u30de\u30eb\u30c1\u30dd\u30a4\u30f3\u30c8\u5c55\u958b\u3067\u3042\u308b\u3002\u4ea4\u5dee\u70b9\u3067\u306f\u3001\u7570\u306a\u308b\u9032\u5165\u65b9\u5411\u3092\u30ab\u30d0\u30fc\u3059\u308b2-4\u53f0\u306eRSU\u304c\u5fc5\u8981\u3068\u306a\u308b\u3002\u3042\u308b\u65b9\u5411\u304c\u30d6\u30ed\u30c3\u30af\u3055\u308c\u3066\u3082\u3001\u4ed6\u306e\u65b9\u5411\u306f\u6a5f\u80fd\u3059\u308b\u3002\u3057\u304b\u3057\u3001\u3053\u308c\u306f\u30a4\u30f3\u30d5\u30e9\u30b3\u30b9\u30c8\u3092\u5897\u52a0\u3055\u305b\u308b\u3002.<\/p>\n

\u30de\u30eb\u30c1\u30d1\u30b9\u30d5\u30a7\u30fc\u30b8\u30f3\u30b0\u306f\u3082\u3046\u4e00\u3064\u306e\u8ab2\u984c<\/strong>. .RSU \u304b\u3089\u8eca\u4e21\u3078\u306e\u4fe1\u53f7\u306f\u3001\u76f4\u63a5\u7d4c\u8def\u3092\u901a\u308b\u3053\u3068\u3082\u3042\u308c\u3070\u3001\u8907\u6570\u306e\u7d4c\u8def\u3067\u5efa\u7269\u306b\u8df3\u306d\u8fd4\u308b\u3053\u3068\u3082\u3042\u308b\u3002\u8907\u6570\u306e\u7d4c\u8def\u306e\u4fe1\u53f7\u304c\u7d44\u307f\u5408\u308f\u3055\u308b\u3053\u3068\u3067\u3001\u4e92\u3044\u306b\u5f37\u3081\u5408\u3063\u305f\u308a\u6253\u3061\u6d88\u3057\u5408\u3063\u305f\u308a\u3059\u308b\u3002\u305d\u306e\u305f\u3081\u3001\u901a\u4fe1\u54c1\u8cea\u304c\u4e0d\u5b89\u5b9a\u306b\u306a\u308b\u3002.<\/p>\n

C-V2X\u306e\u7269\u7406\u5c64\u306b\u306f\u3001OFDM\u5909\u8abf\u3084\u30c1\u30e3\u30cd\u30eb\u30fb\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306a\u3069\u306e\u6700\u9069\u5316\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u304a\u308a\u3001\u30de\u30eb\u30c1\u30d1\u30b9\u306e\u5f71\u97ff\u306b\u3042\u308b\u7a0b\u5ea6\u5bfe\u6297\u3067\u304d\u308b\u3002\u3057\u304b\u3057\u3001\u8907\u96d1\u306a\u90fd\u5e02\u74b0\u5883\u306f\u4f9d\u7136\u3068\u3057\u3066\u901a\u4fe1\u306e\u6210\u529f\u7387\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u3066\u3044\u308b\u3002.<\/p>\n

\u59a8\u5bb3\u3082\u7121\u8996\u3067\u304d\u306a\u3044<\/strong>. .V2X\u306b\u306f\u5c02\u7528\u306e\u5468\u6ce2\u6570\u5e2f\u304c\u3042\u308b\u3068\u306f\u3044\u3048\u3001\u540c\u3058\u5468\u6ce2\u6570\u3067\u540c\u6642\u306b\u9001\u4fe1\u3059\u308b\u8907\u6570\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u5e72\u6e09\u3059\u308b\u3002\u4ea4\u901a\u91cf\u306e\u591a\u3044\u4ea4\u5dee\u70b9\u3067\u306f\u3001\u6570\u5341\u53f0\u306e\u8eca\u4e21\u3068\u8907\u6570\u306eRSU\u304c\u540c\u6642\u306b\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3059\u308b\u3053\u3068\u304c\u3042\u308b\u3002.<\/p>\n

PC5\u30e2\u30fc\u30c9\u306b\u306f\u885d\u7a81\u56de\u907f\u6a5f\u80fd\u304c\u3042\u308a\u3001\u30c7\u30d0\u30a4\u30b9\u306f\u9001\u4fe1\u524d\u306b\u30c1\u30e3\u30cd\u30eb\u3092\u691c\u77e5\u3057\u3001\u30d3\u30b8\u30fc\u72b6\u614b\u3067\u3042\u308c\u3070\u5f85\u6a5f\u3059\u308b\u3002\u3057\u304b\u3057\u3001\u3053\u308c\u3067\u3059\u3079\u3066\u306e\u885d\u7a81\u304c\u306a\u304f\u306a\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30d1\u30b1\u30c3\u30c8\u30ed\u30b9\u306f\u4f9d\u7136\u3068\u3057\u3066\u767a\u751f\u3057\u307e\u3059\u3002.<\/p>\n

\u305d\u306e\u305f\u3081\u3001V2X\u901a\u4fe1\u306e\u4fe1\u983c\u6027\u304c100%\u306b\u9054\u3059\u308b\u3053\u3068\u306f\u306a\u3044\u3002\u4e00\u822c\u7684\u306a\u8a2d\u8a08\u76ee\u6a19\u306f\u3001200\u30e1\u30fc\u30c8\u30eb\u4ee5\u5185\u306790\uff5e95%\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u53d7\u4fe1\u6210\u529f\u3092\u76ee\u6307\u3059\u3002\u6b8b\u308a\u306e5-10%\u306e\u30d1\u30b1\u30c3\u30c8\u30ed\u30b9\u306b\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb\u306e\u30d5\u30a9\u30fc\u30eb\u30c8\u30c8\u30ec\u30e9\u30f3\u30b9\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n

\u4f8b\u3048\u3070\u3001RSU\u306f\u4fe1\u53f7\u6a5f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092100\u30df\u30ea\u79d2\u3054\u3068\u306b\u8907\u6570\u56de\u9023\u7d9a\u3057\u3066\u9001\u4fe1\u3059\u308b\u30021\u3064\u306e\u30d1\u30b1\u30c3\u30c8\u304c\u843d\u3061\u3066\u3082\u3001\u8eca\u4e21\u306f\u5f8c\u7d9a\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u53d7\u4fe1\u3059\u308b\u3002\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3082\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u51e6\u7406\u3092\u5b9f\u88c5\u3057\u3066\u3044\u308b\u3002V2X\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u5c4a\u304b\u306a\u304f\u306a\u3063\u305f\u3089\u3001\u7d14\u7c8b\u306a\u8996\u899a\u30d9\u30fc\u30b9\u306e\u4fe1\u53f7\u6a5f\u8a8d\u8b58\u306b\u5207\u308a\u66ff\u3048\u308b\u3002.<\/p>\n

\u5b9f\u969b\u306b\u906d\u9047\u3057\u305f\u30c6\u30b9\u30c8\u306e\u554f\u984c<\/h2>\n

\u79c1\u305f\u3061\u306f\u8907\u6570\u306e\u8a66\u9a13\u5834\u3067V2X\u306e\u691c\u8a3c\u3092\u884c\u3044\u3001\u3055\u307e\u3056\u307e\u306a\u554f\u984c\u306b\u3076\u3064\u304b\u3063\u3066\u304d\u305f\u3002.<\/p>\n

\u6700\u521d\u306e\u554f\u984c\u306f\u30af\u30ed\u30c3\u30af\u540c\u671f<\/strong>. .V2X \u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u306b\u306f\u30df\u30ea\u79d2\u5358\u4f4d\u306e\u7cbe\u5ea6\u304c\u5fc5\u8981\u3067\u3059\u3002\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3068RSU\u306e\u6642\u8a08\u304c\u540c\u671f\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u306e\u691c\u8a3c\u306f\u5931\u6557\u3057\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u7834\u68c4\u3055\u308c\u308b\u3002.<\/p>\n

RSU\u306f\u901a\u5e38\u3001GPS\u307e\u305f\u306fBeiDou\u3092\u30bf\u30a4\u30df\u30f3\u30b0\u306b\u4f7f\u7528\u3057\u3001\u30de\u30a4\u30af\u30ed\u79d2\u306e\u7cbe\u5ea6\u3092\u5b9f\u73fe\u3059\u308b\u3002\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3082GPS\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u304c\u3001\u4e00\u90e8\u306e\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u30bf\u30a4\u30df\u30f3\u30b0\u4fe1\u53f7\u3092\u63a5\u7d9a\u305b\u305a\u306b\u6e2c\u4f4d\u306b\u306e\u307fGPS\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u30af\u30ed\u30c3\u30af\u30fb\u30c9\u30ea\u30d5\u30c8\u306e\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n

\u79c1\u305f\u3061\u306f\u6700\u7d42\u7684\u306b\u3001\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306fGPS\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001NTP\u30b5\u30fc\u30d0\u30fc\u3068\u5b9a\u671f\u7684\u306b\u540c\u671f\u3059\u308b\u3053\u3068\u3092\u7fa9\u52d9\u4ed8\u3051\u307e\u3057\u305f\u3002\u4e8c\u91cd\u306e\u4fdd\u967a\u304c\u6b63\u78ba\u306a\u6642\u9593\u3092\u4fdd\u8a3c\u3059\u308b\u3002.<\/p>\n

\u3064\u76ee\u306e\u554f\u984c\u306f\u5ea7\u6a19\u5909\u63db<\/strong>. .V2X\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001WGS84\u7def\u5ea6\u7d4c\u5ea6\u5ea7\u6a19\u306e\u4f4d\u7f6e\u30c7\u30fc\u30bf\u3092\u542b\u3080\u3002\u3057\u304b\u3057\u3001\u30c9\u30e1\u30a4\u30f3\u30fb\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306f\u901a\u5e38\u3001\u8eca\u4e21\u306e\u73fe\u5728\u4f4d\u7f6e\u3092\u539f\u70b9\u3068\u3059\u308b\u30ed\u30fc\u30ab\u30eb\u306e\u30c7\u30ab\u30eb\u30c8\u5ea7\u6a19\u7cfb\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002RSU \u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u53d7\u4fe1\u3059\u308b\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u3001\u5ea7\u6a19\u3092\u5909\u63db\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

\u5ea7\u6a19\u5909\u63db\u306f\u7c21\u5358\u306a\u3088\u3046\u306b\u898b\u3048\u308b\u304c\u3001\u9ad8\u7cbe\u5ea6\u304c\u8981\u6c42\u3055\u308c\u308b\u5834\u5408\u3001\u6295\u5f71\u8aa4\u5dee\u3001\u5730\u7403\u306e\u66f2\u7387\u3001\u6a19\u9ad8\u306e\u3059\u3079\u3066\u304c\u554f\u984c\u3068\u306a\u308b\u3002\u4e0d\u6b63\u78ba\u306a\u5ea7\u6a19\u5909\u63db\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304cRSU\u306e\u4f4d\u7f6e\u3092\u898b\u8aa4\u308b\u539f\u56e0\u3068\u306a\u308a\u3001\u610f\u601d\u6c7a\u5b9a\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/p>\n

\u305d\u306e\u5f8c\u3001\u9ad8\u7cbe\u5ea6\u306e\u5ea7\u6a19\u5909\u63db\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306b\u7d71\u5408\u3057\u3001\u8907\u6570\u306e\u5ea7\u6a19\u7cfb\u3068\u6295\u5f71\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u305f\u3002\u307e\u305f\u3001\u6df7\u4e71\u3092\u907f\u3051\u308b\u305f\u3081\u3001\u7d71\u4e00\u5ea7\u6a19\u7cfb\u306b\u3064\u3044\u3066\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3068\u5408\u610f\u3057\u305f\u3002.<\/p>\n

3\u3064\u76ee\u306e\u554f\u984c\u306f\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u5d50\u3060\u3063\u305f\u3002<\/strong>. .\u4ea4\u901a\u91cf\u306e\u591a\u3044\u5927\u304d\u306a\u4ea4\u5dee\u70b9\u3084\u9ad8\u901f\u9053\u8def\u306e\u6599\u91d1\u6240\u306e\u3088\u3046\u306a\u7279\u5b9a\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u3001\u5404\u8eca\u4e21\u304cBSM\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3059\u308b\u3002\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u540c\u6642\u306b\u6570\u767e\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u53d7\u4fe1\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

\u3059\u3079\u3066\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306b\u8ee2\u9001\u3059\u308b\u3068\u3001\u8eca\u8f09\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u6d2a\u6c34\u306b\u306a\u308b\u3002\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u96c6\u7d04\u3068\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3092\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u4f8b\u3048\u3070\u3001200\u30e1\u30fc\u30c8\u30eb\u4ee5\u5185\u306e\u8eca\u304b\u3089\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3060\u3051\u3092\u8ee2\u9001\u3057\u3001\u305d\u308c\u4ee5\u4e0a\u9060\u304f\u306e\u3082\u306e\u306f\u7121\u8996\u3059\u308b\u3002\u3042\u308b\u3044\u306f\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u512a\u5148\u9806\u4f4d\u3092\u3064\u3051\u3001\u6700\u3082\u91cd\u8981\u306a\u3082\u306e\u3060\u3051\u3092\u8ee2\u9001\u3059\u308b\u3002.<\/p>\n

4\u3064\u76ee\u306e\u554f\u984c\u306f\u30c7\u30d0\u30a4\u30b9\u306e\u4e92\u63db\u6027<\/strong>. .V2X \u306b\u306f\u6a19\u6e96\u898f\u683c\u304c\u3042\u308b\u304c\u3001\u30d9\u30f3\u30c0\u30fc\u306b\u3088\u3063\u3066\u5b9f\u88c5\u306f\u7570\u306a\u308b\u3002\u30c6\u30b9\u30c8\u4e2d\u3001\u7279\u5b9a\u306e RSU \u30d6\u30e9\u30f3\u30c9\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u3001\u7279\u5b9a\u306e\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u30d6\u30e9\u30f3\u30c9\u3067\u89e3\u6790\u3067\u304d\u306a\u3044\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3\u3067\u306f\u3001ASN.1\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u51e6\u7406\u306b\u4e00\u8cab\u6027\u304c\u306a\u3044\u3053\u3068\u304c\u660e\u3089\u304b\u306b\u306a\u308a\u307e\u3057\u305f\u3002.<\/p>\n

\u6700\u7d42\u7684\u306b\u306f\u3001\u4e21\u30d9\u30f3\u30c0\u30fc\u3068\u9023\u7d61\u3092\u53d6\u308a\u3001\u5b9f\u88c5\u3092\u6a19\u6e96\u306b\u5408\u308f\u305b\u308b\u5fc5\u8981\u304c\u3042\u3063\u305f\u3002\u3053\u306e\u3088\u3046\u306a\u76f8\u4e92\u904b\u7528\u6027\u306e\u554f\u984c\u306f\u3001\u5927\u898f\u6a21\u306aV2X\u5c55\u958b\u306e\u524d\u306b\u89e3\u6c7a\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002.<\/p>\n

\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30b7\u30ca\u30ea\u30aa\u306b\u3088\u308b\u9055\u3044<\/h2>\n

V2X\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u30b7\u30ca\u30ea\u30aa\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u7570\u306a\u308b\u3002.<\/p>\n

\u90fd\u5e02\u90e8\u306e\u9053\u8def\u30b7\u30ca\u30ea\u30aa<\/strong> \u4ea4\u901a\u4fe1\u53f7\u60c5\u5831\u3068\u4ea4\u5dee\u70b9\u306e\u885d\u7a81\u8b66\u544a\u306b\u91cd\u70b9\u3092\u7f6e\u3044\u3066\u3044\u308b\u3002RSU\u306e\u5bc6\u5ea6\u306f\u6bd4\u8f03\u7684\u9ad8\u304f\u3001\u57fa\u672c\u7684\u306b\u3059\u3079\u3066\u306e\u4fe1\u53f7\u4ea4\u5dee\u70b9\u306b\u914d\u5099\u3055\u308c\u308b\u3002\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u3001\u6d88\u8cbb\u96fb\u529b\u3092\u7ba1\u7406\u3057\u306a\u304c\u3089\u3001\u9ad8\u983b\u5ea6\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u53d7\u4fe1\u3092\u51e6\u7406\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002.<\/p>\n

\u30cf\u30a4\u30a6\u30a7\u30a4\u30fb\u30b7\u30ca\u30ea\u30aa<\/strong> \u524d\u65b9\u885d\u7a81\u8b66\u544a\u3001\u7dca\u6025\u30d6\u30ec\u30fc\u30ad\u8b66\u544a\u3001\u9053\u8def\u5371\u967a\u8b66\u544a\u3092\u5f37\u8abf\u3059\u308b\u3002\u3053\u308c\u3089\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001\u3088\u308a\u9ad8\u3044\u512a\u5148\u5ea6\u3092\u6301\u3061\u3001\u3088\u308a\u53b3\u3057\u3044\u30ec\u30a4\u30c6\u30f3\u30b7\u8981\u4ef6\u304c\u3042\u308a\u307e\u3059\u3002\u9ad8\u901f\u9053\u8def\u306eV2X\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u51e6\u7406\u3059\u308b\u969b\u3001\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u6700\u512a\u5148\u4e8b\u9805\u3092\u5272\u308a\u5f53\u3066\u3001\u4ed6\u306e\u30d3\u30b8\u30cd\u30b9\u30c7\u30fc\u30bf\u304c\u305d\u308c\u3089\u3092\u30d6\u30ed\u30c3\u30af\u3059\u308b\u306e\u3092\u9632\u304c\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002.<\/p>\n

\u9271\u696d\u3068\u6e2f\u6e7e\u306e\u30b7\u30ca\u30ea\u30aa<\/strong> V2X\u306f\u5b89\u5168\u8b66\u544a\u3060\u3051\u3067\u306a\u304f\u3001\u914d\u8eca\u306b\u3082\u4f7f\u7528\u3055\u308c\u308b\u3002RSU\u306f\u904b\u8ee2\u6307\u793a\u3092\u51fa\u3057\u3001\u8eca\u4e21\u306f\u6307\u5b9a\u3055\u308c\u305f\u4f4d\u7f6e\u307e\u3067\u30b3\u30de\u30f3\u30c9\u306b\u5f93\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u3001\u7d76\u5bfe\u7684\u306aV2X\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u4fe1\u983c\u6027\u304c\u8981\u6c42\u3055\u308c\u307e\u3059\u3002.<\/p>\n

\u901a\u5e38\u3001\u78ba\u8a8d\u30e1\u30ab\u30cb\u30ba\u30e0\u3068\u9023\u52d5\u3057\u3066\u3044\u308b\u3002\u914d\u8eca\u6307\u793a\u3092\u53d7\u3051\u305f\u8eca\u4e21\u306f\u3001V2X \u7d4c\u7531\u3067\u78ba\u8a8d\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8fd4\u4fe1\u3059\u308b\u3002RSU\u304c\u78ba\u8a8d\u3092\u53d7\u3051\u53d6\u3089\u306a\u304b\u3063\u305f\u5834\u5408\u3001\u6307\u793a\u3092\u518d\u9001\u3059\u308b\u3002\u3053\u306e\u305f\u3081\u3001\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u53d7\u4fe1\u3068\u9001\u4fe1\u306e\u53cc\u65b9\u5411\u901a\u4fe1\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002.<\/p>\n

\u30ad\u30e3\u30f3\u30d1\u30b9\u3068\u516c\u5712\u306e\u30b7\u30ca\u30ea\u30aa<\/strong> V2X\u306f\u3001\u3088\u308a\u4f4e\u901f\u3067\u3001\u305d\u308c\u307b\u3069\u53b3\u3057\u304f\u306a\u3044\u5b89\u5168\u8981\u4ef6\u304c\u542b\u307e\u308c\u308b\u3002V2X\u306f\u3001\u9752\u4fe1\u53f7\u306e\u9032\u884c\u3084\u4ea4\u5dee\u70b9\u306e\u5354\u8abf\u6a2a\u65ad\u306a\u3069\u3001\u4ea4\u901a\u306e\u6d41\u308c\u306e\u52b9\u7387\u3092\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u306b\u91cd\u70b9\u3092\u7f6e\u304f\u304b\u3082\u3057\u308c\u306a\u3044\u3002\u3053\u308c\u3089\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u3001\u9045\u5ef6\u8981\u4ef6\u306f\u7de9\u548c\u3055\u308c\u307e\u3059\u304c\u3001\u6b7b\u89d2\u306e\u306a\u3044\u5b8c\u5168\u306a\u30ab\u30d0\u30ec\u30c3\u30b8\u304c\u8981\u6c42\u3055\u308c\u307e\u3059\u3002.<\/p>\n

\u4ed6\u306e\u30bb\u30f3\u30b5\u30fc\u3068\u306e\u878d\u5408<\/h2>\n

V2X\u60c5\u5831\u306f\u6700\u7d42\u7684\u306b\u8eca\u8f09\u30bb\u30f3\u30b5\u30fc\u30c7\u30fc\u30bf\u3068\u878d\u5408\u3059\u308b\u3002\u3053\u306e\u878d\u5408\u306f\u901a\u5e38\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3067\u884c\u308f\u308c\u308b\u304c\u3001\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3082\u5354\u529b\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002.<\/p>\n

\u4f8b\u3048\u3070\u3001\u30ab\u30e1\u30e9\u304c\u8d64\u4fe1\u53f7\u3092\u691c\u77e5\u3059\u308b\u3068\u540c\u6642\u306b\u3001V2X\u7d4c\u7531\u3067\u8d64\u4fe1\u53f7\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u53d7\u4fe1\u3059\u308b\u3002\u4e21\u65b9\u306e\u30bd\u30fc\u30b9\u304c\u4e00\u81f4\u3057\u3066\u3044\u308c\u3070\u3001\u4fe1\u983c\u5ea6\u306f\u9ad8\u307e\u308b\u3002\u4e21\u8005\u304c\u4e00\u81f4\u3057\u306a\u3044\u5834\u5408\u306f\u3001\u30ab\u30e1\u30e9\u306e\u8aa4\u8a8d\u304bV2X\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u554f\u984c\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u3055\u3089\u306a\u308b\u5224\u65ad\u304c\u5fc5\u8981\u3002.<\/p>\n

\u3082\u30461\u3064\u306e\u30b1\u30fc\u30b9\u306f\u3001\u592a\u967d\u306e\u307e\u3076\u3057\u3055\u3084\u8eca\u4e21\u306e\u969c\u5bb3\u306b\u3088\u308a\u3001\u30ab\u30e1\u30e9\u304c\u4fe1\u53f7\u6a5f\u3092\u306f\u3063\u304d\u308a\u3068\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u5834\u5408\u3067\u3059\u3002V2X\u304c\u4fe1\u53f7\u6a5f\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u53d7\u4fe1\u3059\u308c\u3070\u3001\u88dc\u8db3\u60c5\u5831\u3092\u63d0\u4f9b\u3067\u304d\u308b\u3002.<\/p>\n

\u3042\u308b\u3044\u306f\u3001\u6b7b\u89d2\u8eca\u4e21\u3092\u8003\u3048\u3066\u307f\u3088\u3046\u3002LiDAR\u3068\u30ab\u30e1\u30e9\u306f\u6b7b\u89d2\u8eca\u4e21\u3092\u898b\u9003\u3059\u304b\u3082\u3057\u308c\u306a\u3044\u304c\u3001\u6b7b\u89d2\u8eca\u4e21\u306fBSM\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3059\u308b\u3002\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306fV2X\u30c7\u30fc\u30bf\u3092\u878d\u5408\u3057\u305f\u5f8c\u3001\u6b7b\u89d2\u8eca\u4e21\u306e\u5b58\u5728\u3092\u8a8d\u8b58\u3057\u3001\u4e8b\u524d\u306b\u56de\u907f\u64cd\u4f5c\u3092\u8a08\u753b\u3059\u308b\u3002.<\/p>\n

\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306e\u9593\u3001\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306fV2X\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u304c\u30bb\u30f3\u30b5\u30fc\u30c7\u30fc\u30bf\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u304c\u30d5\u30e5\u30fc\u30b8\u30e7\u30f3\u4e2d\u306b\u540c\u3058\u77ac\u9593\u304b\u3089\u306e\u7570\u306a\u308b\u30bd\u30fc\u30b9\u30c7\u30fc\u30bf\u3092\u95a2\u9023\u4ed8\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u7d71\u4e00\u3055\u308c\u305f\u6642\u9593\u53c2\u7167\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n

\u898f\u5236\u30fb\u898f\u683c\u3078\u306e\u5f71\u97ff<\/h2>\n

V2X\u306e\u5c0e\u5165\u306f\u3001\u898f\u5236\u3084\u898f\u683c\u306b\u5927\u304d\u304f\u5f71\u97ff\u3055\u308c\u308b\u3002\u56fd\u3084\u5730\u57df\u306b\u3088\u3063\u3066V2X\u306e\u8981\u4ef6\u306f\u7570\u306a\u308b\u3002.<\/p>\n

\u4e2d\u56fd\u306fC-V2X\u3092\u63a8\u9032\u3057\u3066\u3044\u308b\u3002MIIT\u306f\u5c02\u7528\u5468\u6ce2\u6570\u5e2f\u3092\u5272\u308a\u5f53\u3066\u3001MOT\u306fV2X\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u6a19\u6e96\u3092\u7b56\u5b9a\u3057\u3066\u3044\u308b\u3002\u4e00\u90e8\u306e\u90fd\u5e02\u3067\u306f\u3001\u65b0\u3057\u3044\u9053\u8def\u306b\u306fRSU\u306e\u914d\u5099\u3092\u7fa9\u52d9\u4ed8\u3051\u3001\u65b0\u898f\u767b\u9332\u306e\u5546\u7528\u8eca\u306b\u306fV2X\u30c7\u30d0\u30a4\u30b9\u306e\u642d\u8f09\u3092\u7fa9\u52d9\u4ed8\u3051\u3066\u3044\u308b\u3002.<\/p>\n

\u6b27\u5dde\u306f\u3053\u308c\u307e\u3067DSRC\u3092\u63a8\u9032\u3057\u3066\u304d\u305f\u304c\u3001\u73fe\u5728\u306fC-V2X\u306b\u8ef8\u8db3\u3092\u79fb\u3057\u3066\u3044\u308b\u3002\u6b27\u5dde\u59d4\u54e1\u4f1a\u306f\u3001\u8eca\u4e21\u3068\u30a4\u30f3\u30d5\u30e9\u306e\u76f8\u4e92\u904b\u7528\u6027\u3092\u8981\u6c42\u3059\u308b\u7d71\u4e00V2X\u898f\u683c\u3092\u5236\u5b9a\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u308b\u3002.<\/p>\n

\u7c73\u56fd\u306e\u72b6\u6cc1\u306f\u8907\u96d1\u3060\u3002FCC\u306f5.9GHz\u5e2f\u306e\u4e00\u90e8\u3092WiFi\u306b\u5272\u308a\u5f53\u3066\u3001V2X\u306b\u306f30MHz\u306e\u5e2f\u57df\u5e45\u3057\u304b\u6b8b\u3057\u3066\u3044\u306a\u3044\u3002\u30a2\u30e1\u30ea\u30ab\u306e\u81ea\u52d5\u8eca\u30e1\u30fc\u30ab\u30fc\u306fC-V2X\u3068DSRC\u306e\u4e21\u65b9\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u3002\u5e02\u5834\u306f\u307e\u3060\u4e8b\u614b\u3092\u628a\u63e1\u3057\u3066\u3044\u306a\u3044\u3002.<\/p>\n

\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306b\u3064\u3044\u3066\u306f\u3001\u7570\u306a\u308b\u5730\u57df\u306eV2X\u6a19\u6e96\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u3053\u3068\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u5e02\u5834\u306b\u9069\u5fdc\u3067\u304d\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u8a2d\u5b9a\u53ef\u80fd\u306a\u3082\u306e\u304c\u7406\u60f3\u7684\u3060\u3002\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u9762\u3067\u306f\u3001RF\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u304c\u7570\u306a\u308b\u5468\u6ce2\u6570\u5e2f\u57df\u3092\u30ab\u30d0\u30fc\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002.<\/p>\n

\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a8d\u8a3c\u3082\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u8981\u4ef6\u3067\u3042\u308b\u3002\u4e2d\u56fd\u306eCCSA\u306f\u3001V2X\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6280\u8853\u4ed5\u69d8\u3092\u7b56\u5b9a\u3057\u305f\u3002\u6b27\u5dde\u306b\u3082\u540c\u69d8\u306e\u57fa\u6e96\u304c\u3042\u308b\u3002\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u6280\u8853\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u5bfe\u5fdc\u3059\u308b\u8a8d\u8a3c\u3092\u53d6\u5f97\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002.<\/p>\n

\u4eca\u5f8c\u306e\u9032\u5316\u306e\u65b9\u5411\u6027<\/h2>\n

V2X\u6280\u8853\u306f\u6025\u901f\u306a\u767a\u5c55\u3092\u7d9a\u3051\u3066\u3044\u308b\u30025G NR V2X\u306f\u3001LTE V2X\u3092\u5927\u5e45\u306b\u6539\u5584\u3057\u305f\u6b21\u4e16\u4ee3\u6280\u8853\u3067\u3042\u308b\u3002\u4f4e\u9045\u5ef6\u3001\u9ad8\u4fe1\u983c\u6027\u3001\u3088\u308a\u9ad8\u901f\u3067\u9ad8\u5bc6\u5ea6\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u3002.<\/p>\n

\u3057\u304b\u3057\u30015G V2X\u6a5f\u5668\u306e\u30b3\u30b9\u30c8\u306f\u307e\u3060\u6bd4\u8f03\u7684\u9ad8\u3044\u3002\u5927\u91cf\u5546\u696d\u5316\u306b\u306f\u6642\u9593\u304c\u304b\u304b\u308b\u3002\u73fe\u5728\u306e\u6bb5\u968e\u3067\u306f\u3001LTE V2X\u30685G V2X\u304c\u5171\u5b58\u3057\u3066\u3044\u308b\u3002\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u4e21\u65b9\u306e\u6280\u8853\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002.<\/p>\n

\u3082\u3046\u4e00\u3064\u306e\u30c8\u30ec\u30f3\u30c9\u306f\u3001V2X\u30685G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u878d\u5408\u3067\u3042\u308b\u3002\u5c06\u6765\u306e\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u30015G Uu\u30e2\u30fc\u30c9\u30685G PC5\u30e2\u30fc\u30c9\u3092\u540c\u6642\u306b\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u5358\u4e00\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3001\u500b\u5225\u306eC-V2X\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u6392\u9664\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30b3\u30b9\u30c8\u3068\u6d88\u8cbb\u96fb\u529b\u304c\u524a\u6e1b\u3055\u308c\u308b\u3002.<\/p>\n

\u30a8\u30c3\u30b8\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3082V2X\u3068\u7d71\u5408\u3055\u308c\u3064\u3064\u3042\u308b\u3002RSU\u306f\u3082\u306f\u3084\u5358\u306a\u308b\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30fb\u30ce\u30fc\u30c9\u3067\u306f\u306a\u304f\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u6a5f\u80fd\u3092\u7372\u5f97\u3057\u3066\u3044\u308b\u3002RSU\u306f\u8907\u6570\u306e\u8eca\u4e21\u30c7\u30fc\u30bf\u3092\u96c6\u7d04\u3057\u3001\u30ed\u30fc\u30ab\u30eb\u306a\u8abf\u6574\u3092\u6c7a\u5b9a\u3057\u3001\u305d\u306e\u7d50\u679c\u3092V2X\u7d4c\u7531\u3067\u914d\u4fe1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u3001\u3088\u308a\u8907\u96d1\u306a\u76f8\u4e92\u4f5c\u7528\u3092\u51e6\u7406\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002.<\/p>\n

\u3053\u3053\u6570\u5e74\u3001V2X\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u53c2\u52a0\u3057\u3066\u304d\u305f\u7d4c\u9a13\u304b\u3089\u8a00\u3046\u3068\u3001\u6280\u8853\u81ea\u4f53\u306f\u304b\u306a\u308a\u6210\u719f\u3057\u3066\u3044\u308b\u3002\u6700\u5927\u306e\u8ab2\u984c\u306f\u5927\u898f\u6a21\u5c55\u958b\u306b\u3042\u308b\u3002RSU\u30a4\u30f3\u30d5\u30e9\u306e\u30b3\u30b9\u30c8\u3001\u8eca\u4e21\u88c5\u5099\u306e\u6599\u91d1\u3001\u7570\u306a\u308b\u30d9\u30f3\u30c0\u30fc\u9593\u306e\u76f8\u4e92\u904b\u7528\u6027\u306a\u3069\u3001\u3053\u308c\u3089\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\u6642\u9593\u304c\u5fc5\u8981\u3060\u3002\u3057\u304b\u3057\u3001\u65b9\u5411\u6027\u306f\u660e\u78ba\u3060\u3002V2X\u306f\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u306a\u30b3\u30cd\u30af\u30c6\u30c3\u30c9\u30ab\u30fc\u306e\u6a19\u6e96\u88c5\u5099\u3068\u306a\u308a\u3001\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3068RSU\u306e\u9023\u643a\u306f\u307e\u3059\u307e\u3059\u91cd\u8981\u306b\u306a\u308b\u3060\u308d\u3046\u3002.<\/p>","protected":false},"excerpt":{"rendered":"

    A couple years back while running V2X scenario tests at a proving ground in Suzhou, we hit a nasty problem. Test vehicles could receive traffic light data from roadside units, but there was always a 3-5 second delay before triggering any action. In autonomous driving scenarios, that delay is deadly. At 50 km\/h, a vehicle covers 70 meters in 5 seconds – way past the red light. Took us a full week to track down the issue. Turned out the vehicle gateway was treating V2X messages as regular business data, queuing them up with massive sensor data streams. Once we adjusted the priority settings, latency dropped to 80 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","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":[51],"class_list":["post-6002","post","type-post","status-publish","format-standard","hentry","category-blog","tag-smart-transportation"],"metadata":{"classic-editor-remember":["classic-editor"],"_edit_lock":["1770104077:1"],"_edit_last":["1"],"themepark_seo_title":["Vehicle Gateway Integration with V2X Roadside Units: Real-World Engineering Insights"],"themepark_seo_description":["A couple years back while running V2X scenario tests at a proving ground in Suzhou, we hit a nasty problem. Test vehicles could receive traffic light data from roadside units, but there was always a 3-5 second delay before triggering any action. In autonomous driving scenarios, that delay is deadly. At 50 km\/h, a vehicle covers 70 meters in 5 seconds - way past the red light."],"themepark_seo_keyword":["Vehicle Gateway "],"catce":["sidebar-widgets4"],"_yoast_wpseo_primary_category":["16"],"_yoast_wpseo_content_score":["90"],"_yoast_wpseo_estimated-reading-time-minutes":["16"],"views":["3559"]},"yoast_head":"\nVehicle Gateway Integration with V2X Roadside Units: Real-World Engineering Insights - 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\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vehicle Gateway Integration with V2X Roadside Units: Real-World Engineering Insights - KEY-IOT\" \/>\n<meta property=\"og:description\" content=\"    A couple years back while running V2X scenario tests at a proving ground in Suzhou, we hit a nasty problem. Test vehicles could receive traffic light data from roadside units, but there was always a 3-5 second delay before triggering any action. In autonomous driving scenarios, that delay is deadly. At 50 km\/h, a vehicle covers 70 meters in 5 seconds – way past the red light. Took us a full week to track down the issue. Turned out the vehicle gateway was treating V2X messages as regular business data, queuing them up with massive sensor data streams. Once we adjusted the priority settings, latency dropped to 80 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.key-iot.com\/jp\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/\" \/>\n<meta property=\"og:site_name\" content=\"KEY-IOT\" \/>\n<meta property=\"article:published_time\" content=\"2026-02-03T07:16:02+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/6fc1f9e8c414727c6944df3d98877964.png\" \/>\n\t<meta property=\"og:image:width\" content=\"573\" \/>\n\t<meta property=\"og:image:height\" content=\"369\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"yeaplink\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"yeaplink\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593\" \/>\n\t<meta name=\"twitter:data2\" content=\"16\u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/\",\"url\":\"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/\",\"name\":\"Vehicle Gateway Integration with V2X Roadside Units: Real-World Engineering Insights - KEY-IOT\",\"isPartOf\":{\"@id\":\"https:\/\/www.key-iot.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/6fc1f9e8c414727c6944df3d98877964.png\",\"datePublished\":\"2026-02-03T07:16:02+00:00\",\"dateModified\":\"2026-02-03T07:16:02+00:00\",\"author\":{\"@id\":\"https:\/\/www.key-iot.com\/#\/schema\/person\/2fa0f8a6bd912162c7af1345175ae46d\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/#primaryimage\",\"url\":\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/6fc1f9e8c414727c6944df3d98877964.png\",\"contentUrl\":\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/6fc1f9e8c414727c6944df3d98877964.png\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.key-iot.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Vehicle Gateway Integration with V2X Roadside Units: Real-World Engineering Insights\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.key-iot.com\/#website\",\"url\":\"https:\/\/www.key-iot.com\/\",\"name\":\"KEY-IOT\",\"description\":\"Industrial Cellular Routers\/ IoT Gateway\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.key-iot.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ja\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.key-iot.com\/#\/schema\/person\/2fa0f8a6bd912162c7af1345175ae46d\",\"name\":\"yeaplink\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.key-iot.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/www.key-iot.com\/wp-content\/litespeed\/avatar\/2aa1949342c2e0fbf1b6a46364d69e19.jpg?ver=1777646736\",\"contentUrl\":\"https:\/\/www.key-iot.com\/wp-content\/litespeed\/avatar\/2aa1949342c2e0fbf1b6a46364d69e19.jpg?ver=1777646736\",\"caption\":\"yeaplink\"},\"sameAs\":[\"http:\/\/8.213.193.190\"],\"url\":\"https:\/\/www.key-iot.com\/jp\/author\/yeaplink\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"V2X\u8def\u5074\u6a5f\u3068\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306e\u7d71\u5408\uff1a\u5b9f\u4e16\u754c\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30a4\u30f3\u30b5\u30a4\u30c8 - KEY-IOT","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\/jp\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/","og_locale":"ja_JP","og_type":"article","og_title":"Vehicle Gateway Integration with V2X Roadside Units: Real-World Engineering Insights - KEY-IOT","og_description":"    A couple years back while running V2X scenario tests at a proving ground in Suzhou, we hit a nasty problem. Test vehicles could receive traffic light data from roadside units, but there was always a 3-5 second delay before triggering any action. In autonomous driving scenarios, that delay is deadly. At 50 km\/h, a vehicle covers 70 meters in 5 seconds – way past the red light. Took us a full week to track down the issue. Turned out the vehicle gateway was treating V2X messages as regular business data, queuing them up with massive sensor data streams. Once we adjusted the priority settings, latency dropped to 80 […]","og_url":"https:\/\/www.key-iot.com\/jp\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/","og_site_name":"KEY-IOT","article_published_time":"2026-02-03T07:16:02+00:00","og_image":[{"width":573,"height":369,"url":"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/6fc1f9e8c414727c6944df3d98877964.png","type":"image\/png"}],"author":"yeaplink","twitter_card":"summary_large_image","twitter_misc":{"\u57f7\u7b46\u8005":"yeaplink","\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593":"16\u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/","url":"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/","name":"V2X\u8def\u5074\u6a5f\u3068\u8eca\u4e21\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306e\u7d71\u5408\uff1a\u5b9f\u4e16\u754c\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30a4\u30f3\u30b5\u30a4\u30c8 - KEY-IOT","isPartOf":{"@id":"https:\/\/www.key-iot.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/#primaryimage"},"image":{"@id":"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/#primaryimage"},"thumbnailUrl":"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/6fc1f9e8c414727c6944df3d98877964.png","datePublished":"2026-02-03T07:16:02+00:00","dateModified":"2026-02-03T07:16:02+00:00","author":{"@id":"https:\/\/www.key-iot.com\/#\/schema\/person\/2fa0f8a6bd912162c7af1345175ae46d"},"breadcrumb":{"@id":"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/"]}]},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/#primaryimage","url":"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/6fc1f9e8c414727c6944df3d98877964.png","contentUrl":"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/6fc1f9e8c414727c6944df3d98877964.png"},{"@type":"BreadcrumbList","@id":"https:\/\/www.key-iot.com\/blog\/vehicle-gateway-integration-with-v2x-roadside-units-real-world-engineering-insights\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.key-iot.com\/"},{"@type":"ListItem","position":2,"name":"Vehicle Gateway Integration with V2X Roadside Units: Real-World Engineering Insights"}]},{"@type":"WebSite","@id":"https:\/\/www.key-iot.com\/#website","url":"https:\/\/www.key-iot.com\/","name":"\u30ad\u30fcIOT","description":"\u7523\u696d\u7528\u30bb\u30eb\u30e9\u30fc\u30eb\u30fc\u30bf\u30fc\/ IoT\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.key-iot.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ja"},{"@type":"Person","@id":"https:\/\/www.key-iot.com\/#\/schema\/person\/2fa0f8a6bd912162c7af1345175ae46d","name":"\u30a4\u30fc\u30d7\u30ea\u30f3\u30af","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.key-iot.com\/#\/schema\/person\/image\/","url":"https:\/\/www.key-iot.com\/wp-content\/litespeed\/avatar\/2aa1949342c2e0fbf1b6a46364d69e19.jpg?ver=1777646736","contentUrl":"https:\/\/www.key-iot.com\/wp-content\/litespeed\/avatar\/2aa1949342c2e0fbf1b6a46364d69e19.jpg?ver=1777646736","caption":"yeaplink"},"sameAs":["http:\/\/8.213.193.190"],"url":"https:\/\/www.key-iot.com\/jp\/author\/yeaplink\/"}]}},"medium_url":false,"thumbnail_url":false,"full_url":false,"_links":{"self":[{"href":"https:\/\/www.key-iot.com\/jp\/wp-json\/wp\/v2\/posts\/6002","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.key-iot.com\/jp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.key-iot.com\/jp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.key-iot.com\/jp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.key-iot.com\/jp\/wp-json\/wp\/v2\/comments?post=6002"}],"version-history":[{"count":1,"href":"https:\/\/www.key-iot.com\/jp\/wp-json\/wp\/v2\/posts\/6002\/revisions"}],"predecessor-version":[{"id":6007,"href":"https:\/\/www.key-iot.com\/jp\/wp-json\/wp\/v2\/posts\/6002\/revisions\/6007"}],"wp:attachment":[{"href":"https:\/\/www.key-iot.com\/jp\/wp-json\/wp\/v2\/media?parent=6002"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.key-iot.com\/jp\/wp-json\/wp\/v2\/categories?post=6002"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.key-iot.com\/jp\/wp-json\/wp\/v2\/tags?post=6002"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}