{"id":1400,"date":"2025-07-15T15:26:57","date_gmt":"2025-07-15T06:26:57","guid":{"rendered":"https:\/\/www.use-inc.co.jp\/bt-module\/?post_type=articles&p=1400"},"modified":"2025-10-08T13:55:06","modified_gmt":"2025-10-08T04:55:06","slug":"bluetooth-5-x%e3%81%ae%e9%9d%a9%e6%96%b0%e6%8a%80%e8%a1%93aoa%e3%83%bbaod%e3%81%a8%e3%81%af%ef%bc%9f%e8%a7%92%e5%ba%a6%e6%8e%a8%e5%ae%9a%e3%81%ab%e3%82%88%e3%82%8b%e6%b8%ac%e4%bd%8d%e9%9d%a9%e5%91%bd","status":"publish","type":"articles","link":"https:\/\/www.use-inc.co.jp\/bt-module\/articles\/1400","title":{"rendered":"Bluetooth 5.x\u306e\u9769\u65b0\u6280\u8853AoA\u30fbAoD\u3068\u306f\uff1f\u89d2\u5ea6\u63a8\u5b9a\u306b\u3088\u308b\u6e2c\u4f4d\u9769\u547d\u3068\u305d\u306e\u8ab2\u984c\u3092\u5fb9\u5e95\u89e3\u8aac"},"content":{"rendered":"
\n\t\t
\u76ee\u6b21<\/div>\n\t\t
  1. \u306f\u3058\u3081\u306b<\/a><\/li>
  2. AoA\uff08Angle of Arrival\uff09\u3068\u306f\uff1f<\/a>
    1. \u539f\u7406<\/a><\/li>
    2. \u69cb\u6210\u8981\u7d20<\/a><\/li>
    3. \u5229\u7528\u4f8b<\/a><\/li><\/ol><\/li>
    4. AoD\uff08Angle of Departure\uff09\u3068\u306f\uff1f<\/a>
      1. \u539f\u7406<\/a><\/li>
      2. \u5229\u7528\u4f8b<\/a><\/li><\/ol><\/li>
      3. AoA\u30fbAoD\u306e\u6e2c\u4f4d\u7cbe\u5ea6\u3068\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/a>
        1. \u6e2c\u4f4d\u7cbe\u5ea6<\/a><\/li>
        2. \u5fdc\u7528\u4e8b\u4f8b<\/a><\/li><\/ol><\/li>
        3. \u5b9f\u88c5\u4e0a\u306e\u8ab2\u984c<\/a>
          1. <\/a><\/li>
          2. \u30a2\u30f3\u30c6\u30ca\u8a2d\u8a08\u3068\u591a\u69d8\u306a\u914d\u7f6e\u8981\u4ef6<\/a><\/li>
          3. \u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u7cbe\u5ea6\u3068\u5e72\u6e09\u30ce\u30a4\u30ba\u306e\u554f\u984c<\/a><\/li>
          4. \u30c1\u30c3\u30d7\u30bb\u30c3\u30c8\u306e\u5236\u7d04\u3068\u30b3\u30b9\u30c8<\/a><\/li><\/ol><\/li>
          5. \u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30fb\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u8ab2\u984c<\/a>
            1. \u5230\u9054\u89d2\u5ea6\u63a8\u5b9a\u306e\u305f\u3081\u306e\u4fe1\u53f7\u51e6\u7406\u6280\u8853<\/a><\/li>
            2. \u74b0\u5883\u306b\u3088\u308b\u30de\u30eb\u30c1\u30d1\u30b9\u306e\u5f71\u97ff<\/a><\/li><\/ol><\/li>
            3. \u4eca\u5f8c\u306e\u6280\u8853\u9032\u5316\u3068\u5bfe\u7b56\u306e\u65b9\u5411\u6027<\/a><\/li>
            4. \u307e\u3068\u3081<\/a><\/li><\/ol><\/li><\/ol>\n\t<\/div>\n\n\n

              \u306f\u3058\u3081\u306b<\/h2>\n\n\n\n

              Bluetooth\u306f\u3053\u308c\u307e\u3067\u8fd1\u8ddd\u96e2\u7121\u7dda\u901a\u4fe1\u306e\u4e3b\u8981\u6280\u8853\u3068\u3057\u3066\u3001\u97f3\u58f0\u30fb\u30c7\u30fc\u30bf\u901a\u4fe1\u3084IoT\u6a5f\u5668\u306e\u63a5\u7d9a\u306b\u6d3b\u7528\u3055\u308c\u3066\u304d\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001GPS\u304c\u5229\u7528\u3067\u304d\u306a\u3044\u5c4b\u5185\u74b0\u5883\u306a\u3069\u3001\u4f4d\u7f6e\u60c5\u5831\u306b\u95a2\u3059\u308b\u7cbe\u5ea6\u306b\u306f\u9650\u754c\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n

              Bluetooth 5.1\u3067\u3001\u65b0\u305f\u306b\u52a0\u308f\u3063\u305f\u300c\u65b9\u5411\u63a2\u77e5\uff08Direction Finding\uff09\u300d\u306e\u6a5f\u80fd\u306b\u3088\u3063\u3066\u3001\u4f4d\u7f6e\u60c5\u5831\u30b5\u30fc\u30d3\u30b9\u306e\u5206\u91ce\u306b\u5927\u304d\u306a\u53ef\u80fd\u6027\u304c\u5e83\u304c\u3063\u3066\u3044\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u300cAoA\uff08Angle of Arrival\uff1a\u5230\u6765\u89d2\uff09\u300d\u304a\u3088\u3073\u300cAoD\uff08Angle of Departure\uff1a\u51fa\u767a\u89d2\uff09\u300d\u3068\u3044\u3046\u6280\u8853\u304c\u5c0e\u5165\u3055\u308c\u305f\u306e\u3067\u3059 \u3002\u3053\u308c\u306b\u3088\u308a\u3001\u3053\u308c\u307e\u3067\u306eRSSI\uff08\u53d7\u4fe1\u4fe1\u53f7\u5f37\u5ea6\u8868\u793a\uff09\u30d9\u30fc\u30b9\u306e\u5927\u307e\u304b\u306a\u8ddd\u96e2\u63a8\u5b9a\u3067\u306f\u306a\u304f\u3001\u3088\u308a\u6b63\u78ba\u306a\u300c\u89d2\u5ea6\u60c5\u5831\u300d\u306b\u3088\u308b\u4f4d\u7f6e\u63a8\u5b9a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3057\u305f \u3002\u7d50\u679c\u3068\u3057\u3066\u3001\u30b5\u30d6\u30e1\u30fc\u30bf\u7d1a\u306e\u7cbe\u5ea6\u3067\u7aef\u672b\u3084\u30e2\u30ce\u306e\u4f4d\u7f6e\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u304c\u73fe\u5b9f\u7684\u3068\u306a\u308a\u3001\u7269\u6d41\u3001\u88fd\u9020\u3001\u533b\u7642\u5206\u91ce\u306a\u3069\u3067\u306e\u6d3b\u7528\u304c\uff09<\/s>\u671f\u5f85\u3055\u308c\u3066\u3044\u307e\u3059 \u3002<\/p>\n\n\n\n

              \u672c\u8a18\u4e8b\u3067\u306f\u3001Bluetooth 5.x\u3067\u5c0e\u5165\u3055\u308c\u305fAoA\u304a\u3088\u3073AoD\u6280\u8853\u306e\u57fa\u672c\u539f\u7406\u304b\u3089\u3001\u5177\u4f53\u7684\u306a\u6d3b\u7528\u4f8b\u3001\u5b9f\u88c5\u8ab2\u984c\u3001\u305d\u3057\u3066\u4eca\u5f8c\u306e\u9032\u5316\u306e\u65b9\u5411\u6027\u307e\u3067\u3001\u5fb9\u5e95\u7684\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

              AoA\uff08Angle of Arrival\uff09\u3068\u306f\uff1f<\/h2>\n\n\n\n

              \u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001AoA\u306e\u539f\u7406\u3068\u69cb\u6210\u8981\u7d20\u3001\u5177\u4f53\u7684\u306a\u5229\u7528\u4f8b\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

              \u539f\u7406<\/strong><\/h3>\n\n\n\n

              AoA\u3068\u306f\u3001\u53d7\u4fe1\u5074\u306e\u30a2\u30f3\u30c6\u30ca\u30a2\u30ec\u30a4\u3092\u5229\u7528\u3057\u3066\u3001\u9001\u4fe1\u4fe1\u53f7\u304c\u5230\u9054\u3059\u308b\u65b9\u5411\uff08\u89d2\u5ea6\uff09\u3092\u63a8\u5b9a\u3059\u308b\u6280\u8853\u3067\u3059 \u3002Bluetooth 5.1\u3067\u306f\u3001\u9001\u4fe1\u6a5f\uff08\u30bf\u30b0\u306a\u3069\uff09\u306f1\u672c\u306e\u30a2\u30f3\u30c6\u30ca\u304b\u3089\u4fe1\u53f7\u3092\u767a\u4fe1\u3057\u3001\u53d7\u4fe1\u6a5f\uff08\u30ed\u30b1\u30fc\u30bf\u30fc\uff09\u304c\u8907\u6570\u306e\u30a2\u30f3\u30c6\u30ca\uff08\u30a2\u30ec\u30a4\uff09\u3092\u4f7f\u3063\u3066\u305d\u306e\u4fe1\u53f7\u306e\u300c\u4f4d\u76f8\u5dee\u300d\u3092\u691c\u51fa\u3057\u307e\u3059 \u3002\u5404\u30a2\u30f3\u30c6\u30ca\u306b\u5230\u9054\u3059\u308b\u4fe1\u53f7\u306e\u4f4d\u76f8\u5dee\u3092\u89e3\u6790\u3057\u3001\u6ce2\u9577\u3068\u30a2\u30f3\u30c6\u30ca\u9593\u9694\u304b\u3089\u5165\u5c04\u89d2\u3092\u5e72\u6e09\u6ce2\u89e3\u6790\u7684\u306b\u63a8\u5b9a\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059 \u3002
              \u3053\u306e\u4f4d\u76f8\u5dee\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306b\u3001Bluetooth\u3067\u306f\u300cCTE\uff08Constant Tone Extension\uff09\u300d\u3068\u3044\u3046\u4e00\u5b9a\u306e\u30ad\u30e3\u30ea\u30a2\u6ce2\u3092\u4fe1\u53f7\u5185\u306b\u542b\u3081\u308b\u4ed5\u69d8\u3092\u63a1\u7528\u3057\u3066\u304a\u308a\u3001\u3053\u306e\u90e8\u5206\u3067\u4f4d\u76f8\u3092\u5b89\u5b9a\u7684\u306b\u6e2c\u5b9a\u3057\u307e\u3059 \u3002<\/p>\n\n\n\n

              \u69cb\u6210\u8981\u7d20<\/strong><\/h3>\n\n\n\n